From 3f37480ad6ab84e23d0acf13a608e815eaefc072 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Wed, 29 Jan 2025 11:54:28 -0700 Subject: [PATCH 01/81] Basic arithmatic between AffineUnits and other units --- .vscode/settings.json | 3 + src/DynamicQuantities.jl | 2 + src/affine_dimensions.jl | 356 +++++++++++++++++++++++++++++++++++++++ test/affine_tests.jl | 15 ++ 4 files changed, 376 insertions(+) create mode 100644 .vscode/settings.json create mode 100644 src/affine_dimensions.jl create mode 100644 test/affine_tests.jl diff --git a/.vscode/settings.json b/.vscode/settings.json new file mode 100644 index 00000000..888c90c4 --- /dev/null +++ b/.vscode/settings.json @@ -0,0 +1,3 @@ +{ + "julia.environmentPath": "c:\\Users\\ruben\\Documents\\Git Repos\\DynamicQuantities.jl" +} \ No newline at end of file diff --git a/src/DynamicQuantities.jl b/src/DynamicQuantities.jl index 4e2911f2..be215446 100644 --- a/src/DynamicQuantities.jl +++ b/src/DynamicQuantities.jl @@ -6,6 +6,7 @@ export Quantity, GenericQuantity, RealQuantity export FixedRational export AbstractDimensions, Dimensions, NoDims export AbstractSymbolicDimensions, SymbolicDimensions, SymbolicDimensionsSingleton +export AbstractAffineDimensions, AffineDimensions export QuantityArray export DimensionError export ustrip, dimension @@ -32,6 +33,7 @@ using DispatchDoctor: @stable include("complex.jl") include("register_units.jl") include("disambiguities.jl") + include("affine_dimensions.jl") include("deprecated.jl") end diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl new file mode 100644 index 00000000..9910b457 --- /dev/null +++ b/src/affine_dimensions.jl @@ -0,0 +1,356 @@ +#= +ToDo: + (1) Promotion rules were successful for AffineDimensions mixed with other dimenions + - Now we need to handle *(AffineDimenions, AffineDimenions) + - This means we need to define map_dimensions in a way that preserves scale + - This is neccessary for compound AffineDimensions with zero offset + + (2) Create a special case for subtraction of identical Affine Quantities (where 4C - 2C = -2K) + +using DynamicQuantities + +import DynamicQuantities.Units: UNIT_SYMBOLS, UNIT_MAPPING, UNIT_VALUES +import DynamicQuantities.ABSTRACT_QUANTITY_TYPES +import DynamicQuantities: DEFAULT_DIM_BASE_TYPE, DEFAULT_QUANTITY_TYPE, DEFAULT_VALUE_TYPE +import DynamicQuantities: WriteOnceReadMany, with_type_parameters, constructorof, isinteger, uexpand, uconvert, new_quantity +import DynamicQuantities.Constants: CONSTANT_SYMBOLS, CONSTANT_MAPPING, CONSTANT_VALUES +import DynamicQuantities: disambiguate_constant_symbol, ALL_MAPPING, ALL_VALUES +=# + + +const INDEX_TYPE = UInt16 +const AbstractQuantityOrArray{T,D} = Union{Quantity{T,D}, QuantityArray{T,<:Any,D}} + +abstract type AbstractAffineDimensions{R} <: AbstractDimensions{R} end + +const AffineOrSymbolicDimensions{R} = Union{AbstractAffineDimensions{R}, AbstractSymbolicDimensions{R}} + +@kwdef struct AffineDimensions{R} <: AbstractAffineDimensions{R} + scale::Float64 + offset::Float64 + basedim::Dimensions{R} +end + +function AffineDimensions(scale::Real, offset::Real, q::UnionAbstractQuantity{T,<:AbstractDimensions{R}}) where {T,R} + return AffineDimensions{R}(scale, offset, dimension(q)) +end + +function AffineDimensions(s::Real, o::Real, dims::AffineDimensions{R}) where {R} + new_s = s*scale(dims) + new_o = offset(dims) + o + return AffineDimensions{R}(new_s, new_o, basedim(dims)) +end + +AffineDimensions(d::Dimensions{R}) where R = AffineDimenions{R}(scale=0.0, offset=0.0, basedim=d) + +scale(d::AffineDimensions) = d.scale +offset(d::AffineDimensions) = d.offset +basedim(d::AffineDimensions) = d.basedim + +with_type_parameters(::Type{<:AffineDimensions}, ::Type{R}) where {R} = AffineDimensions{R} +constructorof(::Type{AffineDimensions}) = AffineDimensions{DEFAULT_DIM_BASE_TYPE} +constructorof(::Type{AffineDimensions{R}}) where R = AffineDimensions{R} + +function Base.show(io::IO, d::AbstractAffineDimensions) + addsign = ifelse(offset(d)<0, " - " , " + ") + print(io, " ", scale(d), "(",basedim(d),")", addsign, offset(d)) +end + +assert_no_offset(d::AffineDimensions) = iszero(offset(d)) || throw(AssertionError("AffineDimensions $(d) has a non-zero offset, implicit conversion is not allowed due to ambiguity. Use uexpand(x) to explicitly convert")) + + + +""" +affine(q::Q) where {T, R, D<:AbstractDimensions{R}, Q<:UnionAbstractQuantity{T,D}} + +Converts a quantity to its nearest affine representation (with scale=1.0 and offset=0.0) +""" +function affine(q::Q) where {T, R, D<:AbstractDimensions{R}, Q<:UnionAbstractQuantity{T,D}} + return convert(with_type_parameters(Q, T, AffineDimensions{R}), q) +end + +#Conversions +for (type, _, _) in ABSTRACT_QUANTITY_TYPES + @eval begin + function Base.convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:Dimensions}) where {T,Q<:$type{T,AffineDimensions}} + return convert(with_type_parameters(Q, T, AffineDimensions{DEFAULT_DIM_BASE_TYPE}), q) + end + + #Conversion of (AbstractQuantity){T,Dimensions{R}} to (AbstractQuantity){T,AffineDimensions{R}} + function Base.convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:Dimensions}) where {T,R,Q<:$type{T,AffineDimensions{R}}} + dims = AffineDimensions{R}(scale=1, offset=0, basedim=dimension(q)) + return constructorof(Q)(convert(T, ustrip(q)), dims) + end + + #Forced conversion of (AbstractQuantity){T,R<:AffineDimensions} to (AbstractQuantity){T,R<:Dimensions} (zero offset requirement overridden) + function force_convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}) where {T,D<:Dimensions,Q<:$type{T,D}} + d = dimension(q) + v = ustrip(q)*scale(d) + offset(d) + return constructorof(Q)(convert(T, v), basedim(d)) + end + + #Conversion of (AbstractQuantity){T,R<:AffineDimensions} to (AbstractQuantity){T,R<:Dimensions} + function Base.convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}) where {T,D<:Dimensions,Q<:$type{T,D}} + assert_no_offset(dimension(q)) + return force_convert(Q, q) + end + end +end + +#Promotion rules +function Base.promote_rule(::Type{AffineDimensions{R1}}, ::Type{Dimensions{R2}}) where {R1,R2} + return Dimensions{promote_type(R1,R2)} +end +function Base.promote_rule(::Type{Dimensions{R1}}, ::Type{AffineDimensions{R2}}) where {R1,R2} + return Dimensions{promote_type(R1,R2)} +end +function Base.promote_rule(::Type{SymbolicDimensions{R1}}, ::Type{AffineDimensions{R2}}) where {R1,R2} + return Dimensions{promote_type(R1,R2)} +end +function Base.promote_rule(::Type{AffineDimensions{R1}}, ::Type{SymbolicDimensions{R2}}) where {R1,R2} + return Dimensions{promote_type(R1,R2)} +end + +#Constants are not imported +const AFFINE_SYMBOLS = WriteOnceReadMany([UNIT_SYMBOLS...]) +const AFFINE_VALUES = WriteOnceReadMany(affine.([UNIT_VALUES...])) +const AFFINE_MAPPING = WriteOnceReadMany(Dict(s => INDEX_TYPE(i) for (i, s) in enumerate(AFFINE_SYMBOLS))) + + +""" +uexpand(q::Q) where {T, R, D<:AbstractAffineDimensions{R}, Q<:UnionAbstractQuantity{T,D}} + +Expand the affine units in a quantity to their base SI form. In other words, this converts a quantity with AbstractAffineDimensions +to one with Dimensions. The opposite of this function is uconvert, for converting to specific symbolic units, or, e.g., +convert(Quantity{<:Any,<:AbstractSymbolicDimensions}, q), for assuming SI units as the output symbols. +""" +function uexpand(q::Q) where {T, R, D<:AbstractAffineDimensions{R}, Q<:UnionAbstractQuantity{T,D}} + return force_convert(with_type_parameters(Q, T, Dimensions{R}), q) +end + +# Conversions for Dimensions |> AffineDimenions ===================================================================================== +""" + uconvert(qout::UnionAbstractQuantity{<:Any, <:AbstractAffineDimensions}, q::UnionAbstractQuantity{<:Any, <:Dimensions}) + +Convert a quantity `q` with base SI units to the affine units of `qout`, for `q` and `qout` with compatible units. +You can also use `|>` as a shorthand for `uconvert` +""" +function uconvert(qout::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q::UnionAbstractQuantity{<:Any, <:Dimensions}) + @assert isone(ustrip(qout)) "You passed a quantity with a non-unit value to uconvert." + dout = dimension(qout) + dimension(q) == basedim(dout) || throw(DimensionError(q, qout_expanded)) + vout = (ustrip(q)-offset(dout))/scale(dout) + return new_quantity(typeof(q), vout, dout) +end + +function uconvert(qout::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q::QuantityArray{<:Any,<:Any,<:Dimensions}) + @assert isone(ustrip(qout)) "You passed a quantity with a non-unit value to uconvert." + dout = dimension(qout) + dimension(q) == basedim(dout) || throw(DimensionError(q, qout_expanded)) + vout = (ustrip(q) .- offset(dout))./scale(dout) + return QuantityArray(vout, dout, quantity_type(q)) +end + +# Conversions for AffineOrSymbolicDimensions |> SymbolicDimensions ======================================================= +function uconvert(qout::UnionAbstractQuantity{<:Any, <:AbstractSymbolicDimensions}, qin::AbstractQuantityOrArray{<:Any, <:AffineOrSymbolicDimensions}) + uconvert(qout, uexpand(qin)) +end + +function uconvert(qout::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}, qin::AbstractQuantityOrArray{<:Any, <:AffineOrSymbolicDimensions}) + uconvert(qout, uexpand(qin)) +end + +# Conversions for AffineDimensions |> AffineDimensions ======================================================= +function uconvert(qout::UnionAbstractQuantity{<:Any, <:AbstractAffineDimensions}, qin::AbstractQuantityOrArray{<:Any, <:AffineDimensions}) + uconvert(qout, uexpand(qin)) +end + +# Multiplication and division of AffineDimensions =============================================================== +function Base.:*(l::AffineDimensions, r::AffineDimensions) + assert_no_offset(l) + assert_no_offset(r) + return AffineDimensions( + scale = scale(l)*scale(r), + offset = offset(l), + basedim = basedim(l)*basedim(r) + ) +end + +function Base.:/(l::AffineDimensions, r::AffineDimensions) + assert_no_offset(l) + assert_no_offset(r) + return AffineDimensions( + scale = scale(l)/scale(r), + offset = offset(l), + basedim = basedim(l)/basedim(r) + ) +end + + + +#= +Base.:*(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity) = _no_offset(q1)*_no_offset(q2) +Base.:*(q1::UnionAbstractQuantity, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = _no_offset(q1)*_no_offset(q2) +Base.:*(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = _no_offset(q1)*_no_offset(q2) + +Base.:/(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity) = error(_affine_math_error("/")) +Base.:/(q1::UnionAbstractQuantity, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = error(_affine_math_error("/")) +Base.:/(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = error(_affine_math_error("/")) + +Base.:+(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity) = error(_affine_math_error("*")) +Base.:+(q1::UnionAbstractQuantity, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = error(_affine_math_error("*")) +Base.:+(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = error(_affine_math_error("*")) + +Base.:-(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity) = error(_affine_math_error("-")) +Base.:-(q1::UnionAbstractQuantity, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = error(_affine_math_error("-")) +#Special case where subtracting identical affine units is allowed +function Base.:-(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) + if dimension(q1) == dimension(q2) + return uexpand(q1) - uexpand(q2) + else + return _no_offset(q1) - _no_offset(q2) + end +end + +Base.:(==)(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity) = (uexpand(q1) == q2) +Base.:(==)(q1::UnionAbstractQuantity, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = (q1 == uexpand(q2)) +Base.:(==)(l::AbstractAffineDimensions, r::AbstractAffineDimensions) = (uexpand(l) == uexpand(r)) + +Base.:^(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::Number) = error(_affine_math_error("^")) +Base.:inv(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = error(_affine_math_error("1/")) + +Base.iszero(d::AbstractAffineDimensions) = iszero(uexpand(d)) + + +# Units are stored using SymbolicDimensionsSingleton +const DEFAULT_AFFINE_QUANTITY_TYPE = with_type_parameters(DEFAULT_QUANTITY_TYPE, DEFAULT_VALUE_TYPE, AffineDimensions{DEFAULT_DIM_BASE_TYPE}) +# However, we output units from `us_str` using SymbolicDimensions, for type stability +const DEFAULT_AFFINE_QUANTITY_OUTPUT_TYPE = with_type_parameters(DEFAULT_QUANTITY_TYPE, DEFAULT_VALUE_TYPE, AffineDimensions{DEFAULT_DIM_BASE_TYPE}) + +""" + SymbolicUnits + +A separate module where each unit is treated as a separate dimension, +to enable pretty-printing of units. +""" +module AffineUnits + + using DispatchDoctor: @unstable + + import ..affine + import ..UNIT_SYMBOLS + import ..UNIT_VALUES + import ..CONSTANT_SYMBOLS + import ..AffineDimensions + import ..constructorof + import ..DEFAULT_AFFINE_QUANTITY_TYPE + import ..DEFAULT_AFFINE_QUANTITY_OUTPUT_TYPE + import ..DEFAULT_VALUE_TYPE + import ..DEFAULT_DIM_BASE_TYPE + import ..WriteOnceReadMany + + const AFFINE_UNIT_SYMBOLS = deepcopy(UNIT_SYMBOLS) + const AFFINE_UNIT_VALUES = WriteOnceReadMany{Vector{DEFAULT_AFFINE_QUANTITY_TYPE}}() + + # Used for registering units in current module + function update_affine_unit_values!(q, symbolic_unit_values = AFFINE_UNIT_VALUES) + push!(symbolic_unit_values, q) + end + update_affine_unit_values!(w::WriteOnceReadMany) = update_affine_unit_values!.(w._raw_data) + update_affine_unit_values!(UNIT_VALUES) + + + # Used for registering units in an external module + function update_external_affine_unit_value(name::Symbol, unit::Quantity) + push!(AFFINE_UNIT_SYMBOLS, name) + push!(AFFINE_UNIT_VALUES, affine(unit)) + end + + + """ + sym_uparse(raw_string::AbstractString) + + Parse a string containing an expression of units and return the + corresponding `Quantity` object with `Float64` value. + However, that unlike the regular `u"..."` macro, this macro uses + `SymbolicDimensions` for the dimension type, which means that all units and + constants are stored symbolically and will not automatically expand to SI + units. For example, `sym_uparse("km/s^2")` would be parsed to + `Quantity(1.0, SymbolicDimensions, km=1, s=-2)`. + + Note that inside this expression, you also have access to the `Constants` + module. So, for example, `sym_uparse("Constants.c^2 * Hz^2")` would evaluate to + `Quantity(1.0, SymbolicDimensions, c=2, Hz=2)`. However, note that due to + namespace collisions, a few physical constants are automatically converted. + """ + function sym_uparse(s::AbstractString) + ex = map_to_scope(Meta.parse(s)) + ex = :($as_quantity($ex)) + return copy(eval(ex))::DEFAULT_AFFINE_QUANTITY_OUTPUT_TYPE + end + + as_quantity(q::DEFAULT_AFFINE_QUANTITY_OUTPUT_TYPE) = q + as_quantity(x::Number) = convert(DEFAULT_AFFINE_QUANTITY_OUTPUT_TYPE, x) + as_quantity(x) = error("Unexpected type evaluated: $(typeof(x))") + + @unstable function map_to_scope(ex::Expr) + if !(ex.head == :call) && !(ex.head == :. && ex.args[1] == :Constants) + throw(ArgumentError("Unexpected expression: $ex. Only `:call` and `:.` (for `SymbolicConstants`) are expected.")) + end + if ex.head == :call + ex.args[2:end] = map(map_to_scope, ex.args[2:end]) + return ex + else # if ex.head == :. && ex.args[1] == :Constants + @assert ex.args[2] isa QuoteNode + return lookup_constant(ex.args[2].value) + end + end + function map_to_scope(sym::Symbol) + if sym in UNIT_SYMBOLS + # return at end + elseif sym in CONSTANT_SYMBOLS + throw(ArgumentError("Symbol $sym found in `Constants` but not `Units`. Please use `us\"Constants.$sym\"` instead.")) + else + throw(ArgumentError("Symbol $sym not found in `Units` or `Constants`.")) + end + return lookup_unit(sym) + end + function map_to_scope(ex) + return ex + end + function lookup_unit(ex::Symbol) + i = findfirst(==(ex), UNIT_SYMBOLS)::Int + return as_quantity(AFFINE_UNIT_VALUES[i]) + end + +end + + +import .SymbolicUnits: as_quantity, sym_uparse, SymbolicConstants, map_to_scope + +""" + us"[unit expression]" + +Parse a string containing an expression of units and return the +corresponding `Quantity` object with `Float64` value. However, +unlike the regular `u"..."` macro, this macro uses `SymbolicDimensions` +for the dimension type, which means that all units and constants +are stored symbolically and will not automatically expand to SI units. +For example, `us"km/s^2"` would be parsed to `Quantity(1.0, SymbolicDimensions, km=1, s=-2)`. + +Note that inside this expression, you also have access to the `Constants` +module. So, for example, `us"Constants.c^2 * Hz^2"` would evaluate to +`Quantity(1.0, SymbolicDimensions, c=2, Hz=2)`. However, note that due to +namespace collisions, a few physical constants are automatically converted. +""" +macro us_str(s) + ex = map_to_scope(Meta.parse(s)) + ex = :($as_quantity($ex)) + return esc(ex) +end + +=# + + + + diff --git a/test/affine_tests.jl b/test/affine_tests.jl new file mode 100644 index 00000000..89a18cf9 --- /dev/null +++ b/test/affine_tests.jl @@ -0,0 +1,15 @@ +using Revise +using Test +using DynamicQuantities + +DT = DynamicQuantities.DEFAULT_DIM_BASE_TYPE +kelvin = AffineDimensions(scale=1.0, offset=0.0, basedim=u"K") +celsius = AffineDimensions(scale=1.0, offset=273.15, basedim=u"K") +fahrenheit = AffineDimensions(scale=5/9, offset=-(5/9)*32, basedim=celsius) + +uconvert(Quantity(1.0, fahrenheit), Quantity(-40.0, celsius)) +uconvert(us"K", Quantity(-40.0, celsius)) + +Quantity(-40.0, celsius) isa DynamicQuantities.AbstractQuantityOrArray{<:Any, <:AbstractAffineDimensions} + +Quantity(1.0, kelvin)*Quantity(1.0, kelvin) \ No newline at end of file From 93d065cc03ab3fc11147517d93d306a991473fc1 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Wed, 29 Jan 2025 12:32:30 -0700 Subject: [PATCH 02/81] Successful exponentiation --- src/affine_dimensions.jl | 40 +++++++++++++++++++++++++++++----------- 1 file changed, 29 insertions(+), 11 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 9910b457..f3e9dc6d 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -186,16 +186,40 @@ function Base.:/(l::AffineDimensions, r::AffineDimensions) ) end +# Exponentiation =============================================================== +function Base.:^(l::AffineDimensions{R}, r::Number) where {R} + assert_no_offset(l) + return AffineDimensions( + scale = scale(l)^r, + offset = offset(l), + basedim = map_dimensions(Base.Fix1(*, tryrationalize(R, r)), basedim(l)) + ) +end + +# Operations on self-values ====================================================================================== +function _scale_expand(q::Q) where {T, R, D<:AbstractAffineDimensions{R}, Q<:UnionAbstractQuantity{T,D}} + return convert(with_type_parameters(Q, T, Dimensions{R}), q) +end + +#Addition will return Quantity{T, Dimensions} +Base.:+(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = _scale_expand(q1) + _scale_expand(q2) + +#Subtraction will return Quantity{T, Dimensions}, in special cases, differences between offsetted AffineDimensions is allowed as offsets cancel out +function Base.:-(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) + if dimension(q1) == dimension(q2) + return uexpand(q1) - uexpand(q2) + else + return _scale_expand(q1) - _scale_expand(q2) + end +end + #= -Base.:*(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity) = _no_offset(q1)*_no_offset(q2) -Base.:*(q1::UnionAbstractQuantity, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = _no_offset(q1)*_no_offset(q2) -Base.:*(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = _no_offset(q1)*_no_offset(q2) Base.:/(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity) = error(_affine_math_error("/")) Base.:/(q1::UnionAbstractQuantity, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = error(_affine_math_error("/")) -Base.:/(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = error(_affine_math_error("/")) + = error(_affine_math_error("/")) Base.:+(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity) = error(_affine_math_error("*")) Base.:+(q1::UnionAbstractQuantity, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = error(_affine_math_error("*")) @@ -204,13 +228,7 @@ Base.:+(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQu Base.:-(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity) = error(_affine_math_error("-")) Base.:-(q1::UnionAbstractQuantity, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = error(_affine_math_error("-")) #Special case where subtracting identical affine units is allowed -function Base.:-(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) - if dimension(q1) == dimension(q2) - return uexpand(q1) - uexpand(q2) - else - return _no_offset(q1) - _no_offset(q2) - end -end + Base.:(==)(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity) = (uexpand(q1) == q2) Base.:(==)(q1::UnionAbstractQuantity, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = (q1 == uexpand(q2)) From 24f796650efb37d29aef810f22246bb88585e029 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Wed, 29 Jan 2025 14:12:36 -0700 Subject: [PATCH 03/81] Better constructors --- src/affine_dimensions.jl | 46 ++++++++++++---------------------------- 1 file changed, 13 insertions(+), 33 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index f3e9dc6d..479c1dae 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -1,11 +1,11 @@ #= ToDo: - (1) Promotion rules were successful for AffineDimensions mixed with other dimenions - - Now we need to handle *(AffineDimenions, AffineDimenions) - - This means we need to define map_dimensions in a way that preserves scale - - This is neccessary for compound AffineDimensions with zero offset + (1) Dimensional parsing + + (2) Unit registration + + - (2) Create a special case for subtraction of identical Affine Quantities (where 4C - 2C = -2K) using DynamicQuantities @@ -31,6 +31,10 @@ const AffineOrSymbolicDimensions{R} = Union{AbstractAffineDimensions{R}, Abstrac basedim::Dimensions{R} end +function AffineDimensions(scale::Real, offset::Real, d::Dimensions{R}) where {R} + return AffineDimensions{R}(scale, offset, d) +end + function AffineDimensions(scale::Real, offset::Real, q::UnionAbstractQuantity{T,<:AbstractDimensions{R}}) where {T,R} return AffineDimensions{R}(scale, offset, dimension(q)) end @@ -58,8 +62,6 @@ end assert_no_offset(d::AffineDimensions) = iszero(offset(d)) || throw(AssertionError("AffineDimensions $(d) has a non-zero offset, implicit conversion is not allowed due to ambiguity. Use uexpand(x) to explicitly convert")) - - """ affine(q::Q) where {T, R, D<:AbstractDimensions{R}, Q<:UnionAbstractQuantity{T,D}} @@ -211,33 +213,9 @@ function Base.:-(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionA else return _scale_expand(q1) - _scale_expand(q2) end -end - - - -#= - -Base.:/(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity) = error(_affine_math_error("/")) -Base.:/(q1::UnionAbstractQuantity, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = error(_affine_math_error("/")) - = error(_affine_math_error("/")) - -Base.:+(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity) = error(_affine_math_error("*")) -Base.:+(q1::UnionAbstractQuantity, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = error(_affine_math_error("*")) -Base.:+(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = error(_affine_math_error("*")) - -Base.:-(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity) = error(_affine_math_error("-")) -Base.:-(q1::UnionAbstractQuantity, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = error(_affine_math_error("-")) -#Special case where subtracting identical affine units is allowed - - -Base.:(==)(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity) = (uexpand(q1) == q2) -Base.:(==)(q1::UnionAbstractQuantity, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = (q1 == uexpand(q2)) -Base.:(==)(l::AbstractAffineDimensions, r::AbstractAffineDimensions) = (uexpand(l) == uexpand(r)) - -Base.:^(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::Number) = error(_affine_math_error("^")) -Base.:inv(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = error(_affine_math_error("1/")) +end -Base.iszero(d::AbstractAffineDimensions) = iszero(uexpand(d)) +Base.:(==)(q1::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q2::UnionAbstractQuantity{<:Any, <:AffineDimensions}) = uexpand(q1) == uexpand(q2) # Units are stored using SymbolicDimensionsSingleton @@ -245,6 +223,8 @@ const DEFAULT_AFFINE_QUANTITY_TYPE = with_type_parameters(DEFAULT_QUANTITY_TYPE, # However, we output units from `us_str` using SymbolicDimensions, for type stability const DEFAULT_AFFINE_QUANTITY_OUTPUT_TYPE = with_type_parameters(DEFAULT_QUANTITY_TYPE, DEFAULT_VALUE_TYPE, AffineDimensions{DEFAULT_DIM_BASE_TYPE}) + +#= """ SymbolicUnits From be2344023f868a5ef220422ca30eea12663b46e9 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Wed, 29 Jan 2025 15:32:28 -0700 Subject: [PATCH 04/81] added affine units parsing --- src/DynamicQuantities.jl | 2 +- src/affine_dimensions.jl | 106 ++++++++++++++++++++------------------- 2 files changed, 56 insertions(+), 52 deletions(-) diff --git a/src/DynamicQuantities.jl b/src/DynamicQuantities.jl index be215446..30b1e564 100644 --- a/src/DynamicQuantities.jl +++ b/src/DynamicQuantities.jl @@ -11,7 +11,7 @@ export QuantityArray export DimensionError export ustrip, dimension export ulength, umass, utime, ucurrent, utemperature, uluminosity, uamount -export uparse, @u_str, sym_uparse, @us_str, uexpand, uconvert, @register_unit +export uparse, @u_str, sym_uparse, @us_str, aff_uparse, @ua_str, uexpand, uconvert, @register_unit # Deprecated: export expand_units diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 479c1dae..dcc13fb4 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -4,7 +4,9 @@ ToDo: (2) Unit registration + (3) Tests + (4) Documentation using DynamicQuantities @@ -57,7 +59,7 @@ constructorof(::Type{AffineDimensions{R}}) where R = AffineDimensions{R} function Base.show(io::IO, d::AbstractAffineDimensions) addsign = ifelse(offset(d)<0, " - " , " + ") - print(io, " ", scale(d), "(",basedim(d),")", addsign, offset(d)) + print(io, "(", scale(d), " ", basedim(d), addsign, offset(d), ")") end assert_no_offset(d::AffineDimensions) = iszero(offset(d)) || throw(AssertionError("AffineDimensions $(d) has a non-zero offset, implicit conversion is not allowed due to ambiguity. Use uexpand(x) to explicitly convert")) @@ -220,30 +222,21 @@ Base.:(==)(q1::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q2::UnionAbstra # Units are stored using SymbolicDimensionsSingleton const DEFAULT_AFFINE_QUANTITY_TYPE = with_type_parameters(DEFAULT_QUANTITY_TYPE, DEFAULT_VALUE_TYPE, AffineDimensions{DEFAULT_DIM_BASE_TYPE}) -# However, we output units from `us_str` using SymbolicDimensions, for type stability -const DEFAULT_AFFINE_QUANTITY_OUTPUT_TYPE = with_type_parameters(DEFAULT_QUANTITY_TYPE, DEFAULT_VALUE_TYPE, AffineDimensions{DEFAULT_DIM_BASE_TYPE}) - -#= -""" - SymbolicUnits - -A separate module where each unit is treated as a separate dimension, -to enable pretty-printing of units. -""" -module AffineUnits +module AffineUnitsParse using DispatchDoctor: @unstable import ..affine - import ..UNIT_SYMBOLS - import ..UNIT_VALUES - import ..CONSTANT_SYMBOLS - import ..AffineDimensions import ..constructorof import ..DEFAULT_AFFINE_QUANTITY_TYPE - import ..DEFAULT_AFFINE_QUANTITY_OUTPUT_TYPE + import ..DEFAULT_DIM_TYPE import ..DEFAULT_VALUE_TYPE + import ..Units: UNIT_SYMBOLS, UNIT_VALUES + import ..Constants: CONSTANT_SYMBOLS, CONSTANT_VALUES + import ..Constants + import ..Quantity + import ..DEFAULT_DIM_BASE_TYPE import ..WriteOnceReadMany @@ -265,66 +258,77 @@ module AffineUnits end + """ - sym_uparse(raw_string::AbstractString) + aff_uparse(s::AbstractString) Parse a string containing an expression of units and return the - corresponding `Quantity` object with `Float64` value. - However, that unlike the regular `u"..."` macro, this macro uses - `SymbolicDimensions` for the dimension type, which means that all units and - constants are stored symbolically and will not automatically expand to SI - units. For example, `sym_uparse("km/s^2")` would be parsed to - `Quantity(1.0, SymbolicDimensions, km=1, s=-2)`. - - Note that inside this expression, you also have access to the `Constants` - module. So, for example, `sym_uparse("Constants.c^2 * Hz^2")` would evaluate to - `Quantity(1.0, SymbolicDimensions, c=2, Hz=2)`. However, note that due to - namespace collisions, a few physical constants are automatically converted. + corresponding `Quantity` object with `Float64` value. + However, unlike the regular `u"..."` macro, this macro uses + `AffineDimensions` for the dimension type, which can represent a greater + number of units, but much more limited functionality with calculations. + For example, `aff_uparse("km/s^2")` would be parsed to + `Quantity(1.0, AffineDimensions, km=1, s=-2)`. """ - function sym_uparse(s::AbstractString) + function aff_uparse(s::AbstractString) ex = map_to_scope(Meta.parse(s)) ex = :($as_quantity($ex)) - return copy(eval(ex))::DEFAULT_AFFINE_QUANTITY_OUTPUT_TYPE + return eval(ex)::DEFAULT_AFFINE_QUANTITY_TYPE end - as_quantity(q::DEFAULT_AFFINE_QUANTITY_OUTPUT_TYPE) = q - as_quantity(x::Number) = convert(DEFAULT_AFFINE_QUANTITY_OUTPUT_TYPE, x) + as_quantity(q::DEFAULT_AFFINE_QUANTITY_TYPE) = q + as_quantity(x::Number) = convert(DEFAULT_AFFINE_QUANTITY_TYPE, x) as_quantity(x) = error("Unexpected type evaluated: $(typeof(x))") + """ + ua"[unit expression]" + + Parse a string containing an expression of units and return the + corresponding `Quantity` object with `Float64` value. + However, unlike the regular `u"..."` macro, this macro uses + `AffineDimensions` for the dimension type, which can represent a greater + number of units, but much more limited functionality with calculations. + For example, `aff_uparse("km/s^2")` would be parsed to + `Quantity(1.0, AffineDimensions, km=1, s=-2)`. + """ + macro ua_str(s) + ex = map_to_scope(Meta.parse(s)) + ex = :($as_quantity($ex)) + return esc(ex) + end + @unstable function map_to_scope(ex::Expr) - if !(ex.head == :call) && !(ex.head == :. && ex.args[1] == :Constants) - throw(ArgumentError("Unexpected expression: $ex. Only `:call` and `:.` (for `SymbolicConstants`) are expected.")) + if !(ex.head == :call) + throw(ArgumentError("Unexpected expression: $ex. Only `:call` is expected.")) end if ex.head == :call ex.args[2:end] = map(map_to_scope, ex.args[2:end]) return ex - else # if ex.head == :. && ex.args[1] == :Constants - @assert ex.args[2] isa QuoteNode - return lookup_constant(ex.args[2].value) end end + function map_to_scope(sym::Symbol) - if sym in UNIT_SYMBOLS - # return at end - elseif sym in CONSTANT_SYMBOLS - throw(ArgumentError("Symbol $sym found in `Constants` but not `Units`. Please use `us\"Constants.$sym\"` instead.")) + if sym in AFFINE_UNIT_SYMBOLS + return lookup_unit(sym) else - throw(ArgumentError("Symbol $sym not found in `Units` or `Constants`.")) + throw(ArgumentError("Symbol $sym not found in `AffineUnits`.")) end - return lookup_unit(sym) end + function map_to_scope(ex) return ex end + function lookup_unit(ex::Symbol) - i = findfirst(==(ex), UNIT_SYMBOLS)::Int - return as_quantity(AFFINE_UNIT_VALUES[i]) + i = findfirst(==(ex), AFFINE_UNIT_SYMBOLS)::Int + return AFFINE_UNIT_VALUES[i] end end -import .SymbolicUnits: as_quantity, sym_uparse, SymbolicConstants, map_to_scope + +import .AffineUnitsParse: aff_uparse """ us"[unit expression]" @@ -341,13 +345,13 @@ module. So, for example, `us"Constants.c^2 * Hz^2"` would evaluate to `Quantity(1.0, SymbolicDimensions, c=2, Hz=2)`. However, note that due to namespace collisions, a few physical constants are automatically converted. """ -macro us_str(s) - ex = map_to_scope(Meta.parse(s)) - ex = :($as_quantity($ex)) +macro ua_str(s) + ex = AffineUnitsParse.map_to_scope(Meta.parse(s)) + ex = :($AffineUnitsParse.as_quantity($ex)) return esc(ex) end -=# + From ebf0fd50c7d9ded9af68be010388215abbd193d1 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Thu, 30 Jan 2025 07:49:29 -0700 Subject: [PATCH 05/81] Modified settings --- .vscode/settings.json | 1 - 1 file changed, 1 deletion(-) diff --git a/.vscode/settings.json b/.vscode/settings.json index 888c90c4..7a73a41b 100644 --- a/.vscode/settings.json +++ b/.vscode/settings.json @@ -1,3 +1,2 @@ { - "julia.environmentPath": "c:\\Users\\ruben\\Documents\\Git Repos\\DynamicQuantities.jl" } \ No newline at end of file From b6118014e32473509090e51ece1ff473536f0977 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Thu, 30 Jan 2025 11:06:03 -0700 Subject: [PATCH 06/81] Updated plan for unit display --- .vscode/settings.json | 1 + src/affine_dimensions.jl | 13 +++++++++---- 2 files changed, 10 insertions(+), 4 deletions(-) diff --git a/.vscode/settings.json b/.vscode/settings.json index 7a73a41b..888c90c4 100644 --- a/.vscode/settings.json +++ b/.vscode/settings.json @@ -1,2 +1,3 @@ { + "julia.environmentPath": "c:\\Users\\ruben\\Documents\\Git Repos\\DynamicQuantities.jl" } \ No newline at end of file diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index dcc13fb4..942f8887 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -1,8 +1,13 @@ #= ToDo: - (1) Dimensional parsing + (1) Unit registration - (2) Unit registration + (2) Symbol ids (add id field) + - Add an id::Symbol field + - Default field is :nothing (displaying AffineDimensions with his id reverts to current behaviour) + - Registered units will have a symbol (such as :°C), in such cases a symbol will be displayed + - Operations will result in a :nothing field (we shouldn't do many operations on AffineDimensions) + - uconvert(u::AffineDimensions) as currently programmed, will populate the id field with the targeted unit of u (3) Tests @@ -58,8 +63,8 @@ constructorof(::Type{AffineDimensions}) = AffineDimensions{DEFAULT_DIM_BASE_TYPE constructorof(::Type{AffineDimensions{R}}) where R = AffineDimensions{R} function Base.show(io::IO, d::AbstractAffineDimensions) - addsign = ifelse(offset(d)<0, " - " , " + ") - print(io, "(", scale(d), " ", basedim(d), addsign, offset(d), ")") + addsign = ifelse(offset(d)<0, "-" , "+") + print(io, "(", scale(d), " ", basedim(d),")", addsign, offset(d)) end assert_no_offset(d::AffineDimensions) = iszero(offset(d)) || throw(AssertionError("AffineDimensions $(d) has a non-zero offset, implicit conversion is not allowed due to ambiguity. Use uexpand(x) to explicitly convert")) From 8613bc12358a3ee5b140d480a194d97f78b4a046 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Thu, 30 Jan 2025 12:46:01 -0700 Subject: [PATCH 07/81] @register_unit now populates AffineUnits --- src/affine_dimensions.jl | 61 +++++++++++++++++++++++++--------------- src/register_units.jl | 1 + test/affine_tests.jl | 7 ++++- 3 files changed, 46 insertions(+), 23 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 942f8887..dbd94ea2 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -70,12 +70,26 @@ end assert_no_offset(d::AffineDimensions) = iszero(offset(d)) || throw(AssertionError("AffineDimensions $(d) has a non-zero offset, implicit conversion is not allowed due to ambiguity. Use uexpand(x) to explicitly convert")) """ -affine(q::Q) where {T, R, D<:AbstractDimensions{R}, Q<:UnionAbstractQuantity{T,D}} +affine_quantity(q::UnionAbstractQuantity) -Converts a quantity to its nearest affine representation (with scale=1.0 and offset=0.0) +Converts a quantity to its nearest affine quantity representation (with scale=1.0 and offset=0.0) """ -function affine(q::Q) where {T, R, D<:AbstractDimensions{R}, Q<:UnionAbstractQuantity{T,D}} - return convert(with_type_parameters(Q, T, AffineDimensions{R}), q) +function affine_quantity(q::Q) where {T, R, D<:AbstractDimensions{R}, Q<:UnionAbstractQuantity{T,D}} + q_si = convert(with_type_parameters(Q, T, Dimensions{R}), q) + dims = AffineDimensions{R}(scale=1.0, offset=0.0, basedim=dimension(q)) + q_val = convert(T, ustrip(q_si)) + return constructorof(Q)(q_val, dims) +end + +""" +affine_unit(q::UnionAbstractQuantity) + +Converts a quantity to its nearest affine unit (with scale=ustrip(q) and offset=0.0) +""" +function affine_unit(q::Q) where {T, R, D<:AbstractDimensions{R}, Q<:UnionAbstractQuantity{T,D}} + q_si = convert(with_type_parameters(Q, T, Dimensions{R}), q) + dims = AffineDimensions{R}(scale=ustrip(q_si), offset=0.0, basedim=dimension(q)) + return constructorof(Q)(one(T), dims) end #Conversions @@ -120,10 +134,7 @@ function Base.promote_rule(::Type{AffineDimensions{R1}}, ::Type{SymbolicDimensio return Dimensions{promote_type(R1,R2)} end -#Constants are not imported -const AFFINE_SYMBOLS = WriteOnceReadMany([UNIT_SYMBOLS...]) -const AFFINE_VALUES = WriteOnceReadMany(affine.([UNIT_VALUES...])) -const AFFINE_MAPPING = WriteOnceReadMany(Dict(s => INDEX_TYPE(i) for (i, s) in enumerate(AFFINE_SYMBOLS))) + """ @@ -232,7 +243,8 @@ module AffineUnitsParse using DispatchDoctor: @unstable - import ..affine + import ..affine_unit + import ..uexpand import ..constructorof import ..DEFAULT_AFFINE_QUANTITY_TYPE import ..DEFAULT_DIM_TYPE @@ -241,27 +253,32 @@ module AffineUnitsParse import ..Constants: CONSTANT_SYMBOLS, CONSTANT_VALUES import ..Constants import ..Quantity + import ..INDEX_TYPE + import ..AffineDimensions + import ..UnionAbstractQuantity import ..DEFAULT_DIM_BASE_TYPE import ..WriteOnceReadMany - const AFFINE_UNIT_SYMBOLS = deepcopy(UNIT_SYMBOLS) - const AFFINE_UNIT_VALUES = WriteOnceReadMany{Vector{DEFAULT_AFFINE_QUANTITY_TYPE}}() + #Constants are not imported + const AFFINE_UNIT_SYMBOLS = WriteOnceReadMany([UNIT_SYMBOLS...]) + const AFFINE_UNIT_VALUES = WriteOnceReadMany(affine_unit.([UNIT_VALUES...])) + const AFFINE_UNIT_MAPPING = WriteOnceReadMany(Dict(s => INDEX_TYPE(i) for (i, s) in enumerate(AFFINE_UNIT_SYMBOLS))) # Used for registering units in current module - function update_affine_unit_values!(q, symbolic_unit_values = AFFINE_UNIT_VALUES) - push!(symbolic_unit_values, q) - end - update_affine_unit_values!(w::WriteOnceReadMany) = update_affine_unit_values!.(w._raw_data) - update_affine_unit_values!(UNIT_VALUES) + function update_external_affine_unit(name::Symbol, q::UnionAbstractQuantity{<:Any,<:AffineDimensions}) + ind = get(AFFINE_UNIT_MAPPING, name, INDEX_TYPE(0)) + if !iszero(ind) + @warn "unit $(name) already exists, skipping" + return nothing + end - - # Used for registering units in an external module - function update_external_affine_unit_value(name::Symbol, unit::Quantity) push!(AFFINE_UNIT_SYMBOLS, name) - push!(AFFINE_UNIT_VALUES, affine(unit)) + push!(AFFINE_UNIT_VALUES, q) + AFFINE_UNIT_MAPPING[name] = length(AFFINE_UNIT_SYMBOLS) + return nothing end - + update_external_affine_unit(name::Symbol, q::UnionAbstractQuantity) = update_external_affine_unit(name, affine_unit(q)) """ @@ -333,7 +350,7 @@ end -import .AffineUnitsParse: aff_uparse +import .AffineUnitsParse: aff_uparse, update_external_affine_unit """ us"[unit expression]" diff --git a/src/register_units.jl b/src/register_units.jl index 680ff13f..a0dd9d14 100644 --- a/src/register_units.jl +++ b/src/register_units.jl @@ -12,6 +12,7 @@ function update_all_values(name_symbol, unit) ALL_MAPPING[name_symbol] = i UNIT_MAPPING[name_symbol] = i update_external_symbolic_unit_value(name_symbol) + update_external_affine_unit(name_symbol, unit) end end diff --git a/test/affine_tests.jl b/test/affine_tests.jl index 89a18cf9..0182fa58 100644 --- a/test/affine_tests.jl +++ b/test/affine_tests.jl @@ -12,4 +12,9 @@ uconvert(us"K", Quantity(-40.0, celsius)) Quantity(-40.0, celsius) isa DynamicQuantities.AbstractQuantityOrArray{<:Any, <:AbstractAffineDimensions} -Quantity(1.0, kelvin)*Quantity(1.0, kelvin) \ No newline at end of file +Quantity(1.0, kelvin)*Quantity(1.0, kelvin) + +velocity = ua"mm/s" + +@register_unit lb 0.453592u"kg" +mass_flow = ua"lb/min" From 4d07529ae433971fd8dfa0cfd66360bffc289872 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Thu, 30 Jan 2025 15:43:34 -0700 Subject: [PATCH 08/81] Completed unit registration strategy --- src/DynamicQuantities.jl | 2 +- src/affine_dimensions.jl | 10 +++++++--- src/register_units.jl | 22 ++++++++++++++++++++++ test/affine_tests.jl | 9 +++++++++ 4 files changed, 39 insertions(+), 4 deletions(-) diff --git a/src/DynamicQuantities.jl b/src/DynamicQuantities.jl index 30b1e564..fe32142f 100644 --- a/src/DynamicQuantities.jl +++ b/src/DynamicQuantities.jl @@ -11,7 +11,7 @@ export QuantityArray export DimensionError export ustrip, dimension export ulength, umass, utime, ucurrent, utemperature, uluminosity, uamount -export uparse, @u_str, sym_uparse, @us_str, aff_uparse, @ua_str, uexpand, uconvert, @register_unit +export uparse, @u_str, sym_uparse, @us_str, aff_uparse, @ua_str, uexpand, uconvert, @register_unit, @register_affine_unit # Deprecated: export expand_units diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index dbd94ea2..521877e1 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -1,6 +1,7 @@ #= ToDo: (1) Unit registration + - @register_affine_unit (2) Symbol ids (add id field) - Add an id::Symbol field @@ -46,12 +47,13 @@ function AffineDimensions(scale::Real, offset::Real, q::UnionAbstractQuantity{T, return AffineDimensions{R}(scale, offset, dimension(q)) end -function AffineDimensions(s::Real, o::Real, dims::AffineDimensions{R}) where {R} +function AffineDimensions{R}(s::Real, o::Real, dims::AbstractAffineDimensions) where {R} new_s = s*scale(dims) new_o = offset(dims) + o return AffineDimensions{R}(new_s, new_o, basedim(dims)) end +AffineDimensions(s::Real, o::Real, dims::AbstractAffineDimensions{R}) where {R} = AffineDimensions{R}(s, o, dims) AffineDimensions(d::Dimensions{R}) where R = AffineDimenions{R}(scale=0.0, offset=0.0, basedim=d) scale(d::AffineDimensions) = d.scale @@ -76,7 +78,7 @@ Converts a quantity to its nearest affine quantity representation (with scale=1. """ function affine_quantity(q::Q) where {T, R, D<:AbstractDimensions{R}, Q<:UnionAbstractQuantity{T,D}} q_si = convert(with_type_parameters(Q, T, Dimensions{R}), q) - dims = AffineDimensions{R}(scale=1.0, offset=0.0, basedim=dimension(q)) + dims = AffineDimensions{R}(scale=1.0, offset=0.0, basedim=dimension(q_si)) q_val = convert(T, ustrip(q_si)) return constructorof(Q)(q_val, dims) end @@ -88,7 +90,7 @@ Converts a quantity to its nearest affine unit (with scale=ustrip(q) and offset= """ function affine_unit(q::Q) where {T, R, D<:AbstractDimensions{R}, Q<:UnionAbstractQuantity{T,D}} q_si = convert(with_type_parameters(Q, T, Dimensions{R}), q) - dims = AffineDimensions{R}(scale=ustrip(q_si), offset=0.0, basedim=dimension(q)) + dims = AffineDimensions{R}(scale=ustrip(q_si), offset=0.0, basedim=dimension(q_si)) return constructorof(Q)(one(T), dims) end @@ -254,6 +256,7 @@ module AffineUnitsParse import ..Constants import ..Quantity import ..INDEX_TYPE + import ..AbstractDimensions import ..AffineDimensions import ..UnionAbstractQuantity @@ -279,6 +282,7 @@ module AffineUnitsParse return nothing end update_external_affine_unit(name::Symbol, q::UnionAbstractQuantity) = update_external_affine_unit(name, affine_unit(q)) + update_external_affine_unit(name::Symbol, d::AbstractDimensions) = update_external_affine_unit(name, Quantity(DEFAULT_VALUE_TYPE(1.0), d)) """ diff --git a/src/register_units.jl b/src/register_units.jl index a0dd9d14..5aa74496 100644 --- a/src/register_units.jl +++ b/src/register_units.jl @@ -16,6 +16,13 @@ function update_all_values(name_symbol, unit) end end +function update_affine_values(name_symbol, unit) + lock(UNIT_UPDATE_LOCK) do + update_external_affine_unit(name_symbol, unit) + end +end + + """ @register_unit symbol value @@ -71,3 +78,18 @@ function _register_unit(name::Symbol, value) ) return reg_expr end + + +macro register_affine_unit(name, expr) + return esc(_register_affine_unit(name, expr)) +end + +function _register_affine_unit(name, expr) + name_symbol = Meta.quot(name) + index = get(AffineUnitsParse.AFFINE_UNIT_MAPPING, name, INDEX_TYPE(0)) + if !iszero(index) + unit = AffineUnitsParse.AFFINE_UNIT_VALUES[index] + error("Unit `$name` is already defined as `$unit`") + end + return :($update_affine_values($name_symbol, $expr)) +end \ No newline at end of file diff --git a/test/affine_tests.jl b/test/affine_tests.jl index 0182fa58..5c38e9d3 100644 --- a/test/affine_tests.jl +++ b/test/affine_tests.jl @@ -18,3 +18,12 @@ velocity = ua"mm/s" @register_unit lb 0.453592u"kg" mass_flow = ua"lb/min" + +@register_affine_unit °C AffineDimensions(scale=1.0, offset=273.15, basedim=u"K") +temp_c = ua"°C" + +@register_affine_unit °F AffineDimensions(scale=5/9, offset=-(5/9)*32, basedim=ua"°C") +temp_f = ua"°F" + +uconvert(ua"°C", 0*ua"°F") +uexpand(0*ua"°F") \ No newline at end of file From e811c1c20f53bdc079187c5f9cf8f5bb392de2fd Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Thu, 30 Jan 2025 16:09:29 -0700 Subject: [PATCH 09/81] Better macro documentation --- src/affine_dimensions.jl | 32 +++++++++++++++----------------- 1 file changed, 15 insertions(+), 17 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 521877e1..06d8ad55 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -278,7 +278,7 @@ module AffineUnitsParse push!(AFFINE_UNIT_SYMBOLS, name) push!(AFFINE_UNIT_VALUES, q) - AFFINE_UNIT_MAPPING[name] = length(AFFINE_UNIT_SYMBOLS) + AFFINE_UNIT_MAPPING[name] = lastindex(AFFINE_UNIT_SYMBOLS) return nothing end update_external_affine_unit(name::Symbol, q::UnionAbstractQuantity) = update_external_affine_unit(name, affine_unit(q)) @@ -294,7 +294,7 @@ module AffineUnitsParse `AffineDimensions` for the dimension type, which can represent a greater number of units, but much more limited functionality with calculations. For example, `aff_uparse("km/s^2")` would be parsed to - `Quantity(1.0, AffineDimensions, km=1, s=-2)`. + `Quantity(1.0, AffineDimensions(scale=1000.0, offset=0.0, basedim=Dimensions(length=1, time=-2)))`. """ function aff_uparse(s::AbstractString) ex = map_to_scope(Meta.parse(s)) @@ -314,8 +314,8 @@ module AffineUnitsParse However, unlike the regular `u"..."` macro, this macro uses `AffineDimensions` for the dimension type, which can represent a greater number of units, but much more limited functionality with calculations. - For example, `aff_uparse("km/s^2")` would be parsed to - `Quantity(1.0, AffineDimensions, km=1, s=-2)`. + For example, `ua"km/s^2"` would be parsed to + `Quantity(1.0, AffineDimensions(scale=1000.0, offset=0.0, basedim=Dimensions(length=1, time=-2)))`. """ macro ua_str(s) ex = map_to_scope(Meta.parse(s)) @@ -357,19 +357,17 @@ end import .AffineUnitsParse: aff_uparse, update_external_affine_unit """ - us"[unit expression]" - -Parse a string containing an expression of units and return the -corresponding `Quantity` object with `Float64` value. However, -unlike the regular `u"..."` macro, this macro uses `SymbolicDimensions` -for the dimension type, which means that all units and constants -are stored symbolically and will not automatically expand to SI units. -For example, `us"km/s^2"` would be parsed to `Quantity(1.0, SymbolicDimensions, km=1, s=-2)`. - -Note that inside this expression, you also have access to the `Constants` -module. So, for example, `us"Constants.c^2 * Hz^2"` would evaluate to -`Quantity(1.0, SymbolicDimensions, c=2, Hz=2)`. However, note that due to -namespace collisions, a few physical constants are automatically converted. + ua"[unit expression]" + + Parse a string containing an expression of units and return the + corresponding `Quantity` object with `Float64` value. + However, unlike the regular `u"..."` macro, this macro uses + `AffineDimensions` for the dimension type, which can represent a greater + number of units, but supports a much smaller set of operations. It is + adviced to convert AffineDimensions to regular are symbolic dimensions + as soon as possible. + For example, `ua"km/s^2"` would be parsed to + `Quantity(1.0, AffineDimensions(scale=1000.0, offset=0.0, basedim=Dimensions(length=1, time=-2)))`. """ macro ua_str(s) ex = AffineUnitsParse.map_to_scope(Meta.parse(s)) From e2eb10f37198546043bf873a402eaa61a650cfa2 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Fri, 31 Jan 2025 10:50:48 -0700 Subject: [PATCH 10/81] Fixed ambiguity issues, all unit tests pass --- .vscode/settings.json | 1 - src/affine_dimensions.jl | 11 ++++++----- test/runtests.jl | 6 ++++-- test/unittests.jl | 2 ++ 4 files changed, 12 insertions(+), 8 deletions(-) diff --git a/.vscode/settings.json b/.vscode/settings.json index 888c90c4..7a73a41b 100644 --- a/.vscode/settings.json +++ b/.vscode/settings.json @@ -1,3 +1,2 @@ { - "julia.environmentPath": "c:\\Users\\ruben\\Documents\\Git Repos\\DynamicQuantities.jl" } \ No newline at end of file diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 06d8ad55..24dc50dd 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -173,17 +173,18 @@ function uconvert(qout::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q::Quan return QuantityArray(vout, dout, quantity_type(q)) end -# Conversions for AffineOrSymbolicDimensions |> SymbolicDimensions ======================================================= -function uconvert(qout::UnionAbstractQuantity{<:Any, <:AbstractSymbolicDimensions}, qin::AbstractQuantityOrArray{<:Any, <:AffineOrSymbolicDimensions}) +# Conversions for AbstractAffineDimensions |> AbstractSymbolicDimensions ======================================================= +function uconvert(qout::UnionAbstractQuantity{<:Any, <:AbstractSymbolicDimensions}, qin::AbstractQuantityOrArray{<:Any, <:AbstractAffineDimensions}) uconvert(qout, uexpand(qin)) end -function uconvert(qout::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}, qin::AbstractQuantityOrArray{<:Any, <:AffineOrSymbolicDimensions}) +# Conversions for AbstractSymbolicDimensions |> AbstractAffineDimensions ======================================================= +function uconvert(qout::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}, qin::AbstractQuantityOrArray{<:Any, <:AbstractSymbolicDimensions}) uconvert(qout, uexpand(qin)) end -# Conversions for AffineDimensions |> AffineDimensions ======================================================= -function uconvert(qout::UnionAbstractQuantity{<:Any, <:AbstractAffineDimensions}, qin::AbstractQuantityOrArray{<:Any, <:AffineDimensions}) +# Conversions for AbstractAffineDimensions |> AbstractAffineDimensions ======================================================= +function uconvert(qout::UnionAbstractQuantity{<:Any, <:AbstractAffineDimensions}, qin::AbstractQuantityOrArray{<:Any, <:AbstractAffineDimensions}) uconvert(qout, uexpand(qin)) end diff --git a/test/runtests.jl b/test/runtests.jl index f8ddaf0b..087c7f5d 100644 --- a/test/runtests.jl +++ b/test/runtests.jl @@ -18,12 +18,14 @@ end include("test_unitful.jl") end end +#= @testitem "ScientificTypes.jl integration tests" begin include("test_scitypes.jl") end @testitem "Measurements.jl integration tests" begin include("test_measurements.jl") end +=# ## Broken; see https://github.com/SymbolicML/DynamicQuantities.jl/issues/118 # @testitem "Meshes.jl integration tests" begin # include("test_meshes.jl") @@ -31,11 +33,11 @@ end @testitem "Assorted unittests" begin include("unittests.jl") end - +#= @testitem "Aqua tests" begin include("test_aqua.jl") end - +=# if parse(Bool, get(ENV, "DQ_TEST_UPREFERRED", "false")) @eval @run_package_tests filter=t -> :upreferred in t.tags else diff --git a/test/unittests.jl b/test/unittests.jl index 30d7d18e..391e859b 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -2093,6 +2093,8 @@ end @test MyV == us"V" @test MySV == us"V" @test MySV2 == us"km/h" + @test MySV == ua"V" + @test MySV2 == ua"km/h" if !skipped_register_unit @test length(UNIT_MAPPING) == map_count_before_registering + 3 From bcf26dfffef85d6abca53e094e46b2e091300808 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Fri, 31 Jan 2025 13:35:19 -0700 Subject: [PATCH 11/81] More robust constructors --- src/DynamicQuantities.jl | 4 ++ src/affine_dimensions.jl | 125 ++++++++++++++++++++++++++++++--------- test/affine_tests.jl | 11 ++-- 3 files changed, 106 insertions(+), 34 deletions(-) diff --git a/src/DynamicQuantities.jl b/src/DynamicQuantities.jl index fe32142f..4ee99b9b 100644 --- a/src/DynamicQuantities.jl +++ b/src/DynamicQuantities.jl @@ -54,4 +54,8 @@ let _units_import_expr = :(using .Units: m, g) eval(_units_import_expr) end +#Register Celsius and Fahrenheit (the most commonly used affine units) +@register_affine_unit °C AffineDimensions(scale=1.0, offset=273.15, basedim=u"K") +@register_affine_unit °F AffineDimensions(scale=5/9, offset=-(5/9)*32, basedim=ua"°C") + end diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 24dc50dd..6b0cfe59 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -34,27 +34,58 @@ abstract type AbstractAffineDimensions{R} <: AbstractDimensions{R} end const AffineOrSymbolicDimensions{R} = Union{AbstractAffineDimensions{R}, AbstractSymbolicDimensions{R}} @kwdef struct AffineDimensions{R} <: AbstractAffineDimensions{R} - scale::Float64 - offset::Float64 + scale::Float64 = 1.0 + offset::Float64 = 0.0 basedim::Dimensions{R} + symbol::Symbol = :nothing end -function AffineDimensions(scale::Real, offset::Real, d::Dimensions{R}) where {R} - return AffineDimensions{R}(scale, offset, d) -end -function AffineDimensions(scale::Real, offset::Real, q::UnionAbstractQuantity{T,<:AbstractDimensions{R}}) where {T,R} - return AffineDimensions{R}(scale, offset, dimension(q)) +function AffineDimensions(s::Real, o::Real, dims::Dimensions{R}, sym::Symbol=:nothing) where {R} + return AffineDimensions{R}(s, o, dims, sym) end -function AffineDimensions{R}(s::Real, o::Real, dims::AbstractAffineDimensions) where {R} +#Inferring the type parameter R +AffineDimensions(s::Real, o::Real, dims::AbstractAffineDimensions{R}, sym::Symbol=:nothing) where {R} = AffineDimensions{R}(s, o, dims, sym) +AffineDimensions(s::Real, o::Real, q::UnionAbstractQuantity{<:Any,<:AbstractDimensions{R}}, sym::Symbol=:nothing) where {R} = AffineDimensions{R}(s, o, q, sym) +AffineDimensions(s::Real, o::UnionAbstractQuantity, q::UnionAbstractQuantity{<:Any,<:AbstractDimensions{R}}, sym::Symbol=:nothing) where {R} = AffineDimensions{R}(s, o, q, sym) + +AffineDimensions(d::Dimensions{R}) where R = AffineDimenions{R}(scale=1.0, offset=0.0, basedim=d, symbol=:nothing) + + +function AffineDimensions{R}(s::Real, o::Real, dims::AbstractAffineDimensions, sym::Symbol=:nothing) where {R} new_s = s*scale(dims) new_o = offset(dims) + o - return AffineDimensions{R}(new_s, new_o, basedim(dims)) + return AffineDimensions{R}(new_s, new_o, basedim(dims), sym) +end + + + +#Affine dimensions from quantities +function AffineDimensions{R}(scale::Real, offset::UnionAbstractQuantity, q::UnionAbstractQuantity, sym::Symbol=:nothing) where R + return AffineDimensions{R}(scale, si_units(offset), si_units(q), sym) +end + +function AffineDimensions{R}(scale::Real, offset::UnionAbstractQuantity{<:Any,<:Dimensions}, q::UnionAbstractQuantity{<:Any,<:Dimensions}, sym::Symbol=:nothing) where R + dimension(offset) == dimension(q) || throw(DimensionError(offset, q)) + o_val = ustrip(offset) + q_val = ustrip(q) + return AffineDimensions{R}(scale*q_val, o_val, dimension(q), sym) +end + +function AffineDimensions{R}(scale::Real, offset::Real, q::UnionAbstractQuantity{<:Any,<:AbstractDimensions}, sym::Symbol=:nothing) where R + return AffineDimensions{R}(scale, offset, uexpand(q), sym) end -AffineDimensions(s::Real, o::Real, dims::AbstractAffineDimensions{R}) where {R} = AffineDimensions{R}(s, o, dims) -AffineDimensions(d::Dimensions{R}) where R = AffineDimenions{R}(scale=0.0, offset=0.0, basedim=d) +function AffineDimensions{R}(scale::Real, offset::Real, q::UnionAbstractQuantity{<:Any,<:Dimensions}, sym::Symbol=:nothing) where R + q_val = ustrip(q) + return AffineDimensions{R}(scale*q_val, offset*q_val, dimension(q), sym) +end + + + + + scale(d::AffineDimensions) = d.scale offset(d::AffineDimensions) = d.offset @@ -66,10 +97,37 @@ constructorof(::Type{AffineDimensions{R}}) where R = AffineDimensions{R} function Base.show(io::IO, d::AbstractAffineDimensions) addsign = ifelse(offset(d)<0, "-" , "+") - print(io, "(", scale(d), " ", basedim(d),")", addsign, offset(d)) + + if d.symbol != :nothing + print(io, d.symbol) + elseif isone(scale(d)) & iszero(offset(d)) + print(io, basedim(d)) + elseif iszero(offset(d)) + print(io, "(", scale(d), " ", basedim(d),")") + elseif iszero(scale(d)) + print(io, "(", basedim(d), addsign, abs(offset(d)), ")") + else + print(io, "(", scale(d), " ", basedim(d), addsign, abs(offset(d))),")" + end end assert_no_offset(d::AffineDimensions) = iszero(offset(d)) || throw(AssertionError("AffineDimensions $(d) has a non-zero offset, implicit conversion is not allowed due to ambiguity. Use uexpand(x) to explicitly convert")) +si_units(q::UnionAbstractQuantity{<:Any, <:Dimensions}) = q +si_units(q::UnionAbstractQuantity{<:Any, <:AbstractSymbolicDimensions}) = uexpand(q) +function si_units(q::Q) where {T, R, D<:AbstractAffineDimensions{R}, Q<:UnionAbstractQuantity{T,D}} + return force_convert(with_type_parameters(Q, T, Dimensions{R}), q) +end + + +""" +uexpand(q::Q) where {T, R, D<:AbstractAffineDimensions{R}, Q<:UnionAbstractQuantity{T,D}} + +Expand the affine units in a quantity to their base SI form. In other words, this converts a quantity with AbstractAffineDimensions +to one with Dimensions. The opposite of this function is uconvert, for converting to specific symbolic units, or, e.g., +convert(Quantity{<:Any,<:AbstractSymbolicDimensions}, q), for assuming SI units as the output symbols. +""" +uexpand(q::UnionAbstractQuantity{<:Any, <:AbstractAffineDimensions}) = si_units(q) + """ affine_quantity(q::UnionAbstractQuantity) @@ -77,7 +135,7 @@ affine_quantity(q::UnionAbstractQuantity) Converts a quantity to its nearest affine quantity representation (with scale=1.0 and offset=0.0) """ function affine_quantity(q::Q) where {T, R, D<:AbstractDimensions{R}, Q<:UnionAbstractQuantity{T,D}} - q_si = convert(with_type_parameters(Q, T, Dimensions{R}), q) + q_si = si_units(q) dims = AffineDimensions{R}(scale=1.0, offset=0.0, basedim=dimension(q_si)) q_val = convert(T, ustrip(q_si)) return constructorof(Q)(q_val, dims) @@ -89,7 +147,7 @@ affine_unit(q::UnionAbstractQuantity) Converts a quantity to its nearest affine unit (with scale=ustrip(q) and offset=0.0) """ function affine_unit(q::Q) where {T, R, D<:AbstractDimensions{R}, Q<:UnionAbstractQuantity{T,D}} - q_si = convert(with_type_parameters(Q, T, Dimensions{R}), q) + q_si = si_units(q) dims = AffineDimensions{R}(scale=ustrip(q_si), offset=0.0, basedim=dimension(q_si)) return constructorof(Q)(one(T), dims) end @@ -139,17 +197,6 @@ end -""" -uexpand(q::Q) where {T, R, D<:AbstractAffineDimensions{R}, Q<:UnionAbstractQuantity{T,D}} - -Expand the affine units in a quantity to their base SI form. In other words, this converts a quantity with AbstractAffineDimensions -to one with Dimensions. The opposite of this function is uconvert, for converting to specific symbolic units, or, e.g., -convert(Quantity{<:Any,<:AbstractSymbolicDimensions}, q), for assuming SI units as the output symbols. -""" -function uexpand(q::Q) where {T, R, D<:AbstractAffineDimensions{R}, Q<:UnionAbstractQuantity{T,D}} - return force_convert(with_type_parameters(Q, T, Dimensions{R}), q) -end - # Conversions for Dimensions |> AffineDimenions ===================================================================================== """ uconvert(qout::UnionAbstractQuantity{<:Any, <:AbstractAffineDimensions}, q::UnionAbstractQuantity{<:Any, <:Dimensions}) @@ -160,7 +207,7 @@ You can also use `|>` as a shorthand for `uconvert` function uconvert(qout::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q::UnionAbstractQuantity{<:Any, <:Dimensions}) @assert isone(ustrip(qout)) "You passed a quantity with a non-unit value to uconvert." dout = dimension(qout) - dimension(q) == basedim(dout) || throw(DimensionError(q, qout_expanded)) + dimension(q) == basedim(dout) || throw(DimensionError(q, qout)) vout = (ustrip(q)-offset(dout))/scale(dout) return new_quantity(typeof(q), vout, dout) end @@ -168,7 +215,7 @@ end function uconvert(qout::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q::QuantityArray{<:Any,<:Any,<:Dimensions}) @assert isone(ustrip(qout)) "You passed a quantity with a non-unit value to uconvert." dout = dimension(qout) - dimension(q) == basedim(dout) || throw(DimensionError(q, qout_expanded)) + dimension(q) == basedim(dout) || throw(DimensionError(q, qout)) vout = (ustrip(q) .- offset(dout))./scale(dout) return QuantityArray(vout, dout, quantity_type(q)) end @@ -247,7 +294,12 @@ module AffineUnitsParse using DispatchDoctor: @unstable import ..affine_unit + import ..scale + import ..offset + import ..basedim + import ..dimension import ..uexpand + import ..ustrip import ..constructorof import ..DEFAULT_AFFINE_QUANTITY_TYPE import ..DEFAULT_DIM_TYPE @@ -270,15 +322,29 @@ module AffineUnitsParse const AFFINE_UNIT_MAPPING = WriteOnceReadMany(Dict(s => INDEX_TYPE(i) for (i, s) in enumerate(AFFINE_UNIT_SYMBOLS))) # Used for registering units in current module - function update_external_affine_unit(name::Symbol, q::UnionAbstractQuantity{<:Any,<:AffineDimensions}) + function update_external_affine_unit(name::Symbol, q::UnionAbstractQuantity{<:Any,<:AffineDimensions{R}}) where R ind = get(AFFINE_UNIT_MAPPING, name, INDEX_TYPE(0)) if !iszero(ind) @warn "unit $(name) already exists, skipping" return nothing end + #Extract original dimensions + dims = dimension(q) + + #Add "name" to the symbol to make it display + d_sym = AffineDimensions{DEFAULT_DIM_BASE_TYPE}( + scale = scale(dims), + offset = offset(dims), + basedim = basedim(dims), + symbol = name + ) + + #Reconstruct the quantity with the new name + q_sym = constructorof(DEFAULT_AFFINE_QUANTITY_TYPE)(ustrip(q), d_sym) + push!(AFFINE_UNIT_SYMBOLS, name) - push!(AFFINE_UNIT_VALUES, q) + push!(AFFINE_UNIT_VALUES, q_sym) AFFINE_UNIT_MAPPING[name] = lastindex(AFFINE_UNIT_SYMBOLS) return nothing end @@ -381,3 +447,4 @@ end + diff --git a/test/affine_tests.jl b/test/affine_tests.jl index 5c38e9d3..f35f81d4 100644 --- a/test/affine_tests.jl +++ b/test/affine_tests.jl @@ -19,11 +19,12 @@ velocity = ua"mm/s" @register_unit lb 0.453592u"kg" mass_flow = ua"lb/min" -@register_affine_unit °C AffineDimensions(scale=1.0, offset=273.15, basedim=u"K") -temp_c = ua"°C" +@register_unit psi 6.89476us"kPa" +@register_affine_unit psig AffineDimensions(offset=u"Constants.atm", basedim=u"psi") +uconvert(ua"psig", u"Constants.atm") +uexpand(0ua"psig") -@register_affine_unit °F AffineDimensions(scale=5/9, offset=-(5/9)*32, basedim=ua"°C") -temp_f = ua"°F" uconvert(ua"°C", 0*ua"°F") -uexpand(0*ua"°F") \ No newline at end of file +uexpand(0*ua"°F") +uconvert(ua"°C", 0u"K") \ No newline at end of file From d3c0f6cc99ad81db74664a7bdb186c67c9a6c1d7 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Fri, 31 Jan 2025 13:40:52 -0700 Subject: [PATCH 12/81] More informative dimension mismatch errors --- src/affine_dimensions.jl | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 6b0cfe59..73d01f73 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -60,17 +60,19 @@ function AffineDimensions{R}(s::Real, o::Real, dims::AbstractAffineDimensions, s end - #Affine dimensions from quantities -function AffineDimensions{R}(scale::Real, offset::UnionAbstractQuantity, q::UnionAbstractQuantity, sym::Symbol=:nothing) where R - return AffineDimensions{R}(scale, si_units(offset), si_units(q), sym) +function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, q::UnionAbstractQuantity, sym::Symbol=:nothing) where R + o_si = si_units(o) + q_si = si_units(q) + dimension(o_si) == dimension(q_si) || throw(DimensionError(o, q)) + return AffineDimensions{R}(s, o_si, u_si, sym) end -function AffineDimensions{R}(scale::Real, offset::UnionAbstractQuantity{<:Any,<:Dimensions}, q::UnionAbstractQuantity{<:Any,<:Dimensions}, sym::Symbol=:nothing) where R - dimension(offset) == dimension(q) || throw(DimensionError(offset, q)) - o_val = ustrip(offset) +function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity{<:Any,<:Dimensions}, q::UnionAbstractQuantity{<:Any,<:Dimensions}, sym::Symbol=:nothing) where R + dimension(o) == dimension(q) || throw(DimensionError(o, q)) + o_val = ustrip(o) q_val = ustrip(q) - return AffineDimensions{R}(scale*q_val, o_val, dimension(q), sym) + return AffineDimensions{R}(s*q_val, o_val, dimension(q), sym) end function AffineDimensions{R}(scale::Real, offset::Real, q::UnionAbstractQuantity{<:Any,<:AbstractDimensions}, sym::Symbol=:nothing) where R From 270ce0e518d48ede7385cec06baadaff56116b39 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Fri, 31 Jan 2025 15:19:12 -0700 Subject: [PATCH 13/81] Fixed some unit conversion bugs --- src/DynamicQuantities.jl | 4 -- src/affine_dimensions.jl | 56 ++++++++++++++++----------- test/affine_tests.jl | 10 +++-- test/unittests.jl | 84 ++++++++++++++++++++++++++++++++++++++++ 4 files changed, 124 insertions(+), 30 deletions(-) diff --git a/src/DynamicQuantities.jl b/src/DynamicQuantities.jl index 4ee99b9b..fe32142f 100644 --- a/src/DynamicQuantities.jl +++ b/src/DynamicQuantities.jl @@ -54,8 +54,4 @@ let _units_import_expr = :(using .Units: m, g) eval(_units_import_expr) end -#Register Celsius and Fahrenheit (the most commonly used affine units) -@register_affine_unit °C AffineDimensions(scale=1.0, offset=273.15, basedim=u"K") -@register_affine_unit °F AffineDimensions(scale=5/9, offset=-(5/9)*32, basedim=ua"°C") - end diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 73d01f73..2ce8d223 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -40,19 +40,17 @@ const AffineOrSymbolicDimensions{R} = Union{AbstractAffineDimensions{R}, Abstrac symbol::Symbol = :nothing end - +#Inferring the type parameter R ======================================================================================================================== function AffineDimensions(s::Real, o::Real, dims::Dimensions{R}, sym::Symbol=:nothing) where {R} return AffineDimensions{R}(s, o, dims, sym) end -#Inferring the type parameter R AffineDimensions(s::Real, o::Real, dims::AbstractAffineDimensions{R}, sym::Symbol=:nothing) where {R} = AffineDimensions{R}(s, o, dims, sym) AffineDimensions(s::Real, o::Real, q::UnionAbstractQuantity{<:Any,<:AbstractDimensions{R}}, sym::Symbol=:nothing) where {R} = AffineDimensions{R}(s, o, q, sym) AffineDimensions(s::Real, o::UnionAbstractQuantity, q::UnionAbstractQuantity{<:Any,<:AbstractDimensions{R}}, sym::Symbol=:nothing) where {R} = AffineDimensions{R}(s, o, q, sym) - AffineDimensions(d::Dimensions{R}) where R = AffineDimenions{R}(scale=1.0, offset=0.0, basedim=d, symbol=:nothing) - +#Affine dimensions from other affine dimensions ========================================================================================================= function AffineDimensions{R}(s::Real, o::Real, dims::AbstractAffineDimensions, sym::Symbol=:nothing) where {R} new_s = s*scale(dims) new_o = offset(dims) + o @@ -60,14 +58,21 @@ function AffineDimensions{R}(s::Real, o::Real, dims::AbstractAffineDimensions, s end -#Affine dimensions from quantities +#Affine dimensions from quantities ========================================================================================================================= function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, q::UnionAbstractQuantity, sym::Symbol=:nothing) where R - o_si = si_units(o) - q_si = si_units(q) - dimension(o_si) == dimension(q_si) || throw(DimensionError(o, q)) - return AffineDimensions{R}(s, o_si, u_si, sym) + q0 = si_units(0*q) #Origin point in SI units + oΔ = si_units(o) - si_units(0*o) #Offset is a difference in affine units + dimension(q0) == dimension(oΔ) || throw(DimensionError(o, q)) #Check the units and give an informative error + + #Obtain SI units of the scale and offset + o_si = oΔ + q0 #Total offset is origin plus the offset + q_si = si_units(q) - q0 #The scaling quantity must remove the origin + + #Call the SI quantity constructor + return AffineDimensions{R}(s, o_si, q_si, sym) end +#Base case when everyting is convrted to si units (offset is assumed to be in SI units) function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity{<:Any,<:Dimensions}, q::UnionAbstractQuantity{<:Any,<:Dimensions}, sym::Symbol=:nothing) where R dimension(o) == dimension(q) || throw(DimensionError(o, q)) o_val = ustrip(o) @@ -75,19 +80,11 @@ function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity{<:Any,<:Dimension return AffineDimensions{R}(s*q_val, o_val, dimension(q), sym) end -function AffineDimensions{R}(scale::Real, offset::Real, q::UnionAbstractQuantity{<:Any,<:AbstractDimensions}, sym::Symbol=:nothing) where R - return AffineDimensions{R}(scale, offset, uexpand(q), sym) +#If a quantity is used, the offset is assumed to be in the same scale as the quantity +function AffineDimensions{R}(s::Real, o::Real, q::Q, sym::Symbol=:nothing) where {R, Q<:UnionAbstractQuantity} + return AffineDimensions{R}(s, constructorof(Q)(o, dimension(q)), q, sym) end -function AffineDimensions{R}(scale::Real, offset::Real, q::UnionAbstractQuantity{<:Any,<:Dimensions}, sym::Symbol=:nothing) where R - q_val = ustrip(q) - return AffineDimensions{R}(scale*q_val, offset*q_val, dimension(q), sym) -end - - - - - scale(d::AffineDimensions) = d.scale offset(d::AffineDimensions) = d.offset @@ -107,9 +104,9 @@ function Base.show(io::IO, d::AbstractAffineDimensions) elseif iszero(offset(d)) print(io, "(", scale(d), " ", basedim(d),")") elseif iszero(scale(d)) - print(io, "(", basedim(d), addsign, abs(offset(d)), ")") + print(io, "(", addsign, abs(offset(d)), basedim(d), ")") else - print(io, "(", scale(d), " ", basedim(d), addsign, abs(offset(d))),")" + print(io, "(", scale(d), addsign, abs(offset(d)), " ", basedim(d),")") end end @@ -350,9 +347,13 @@ module AffineUnitsParse AFFINE_UNIT_MAPPING[name] = lastindex(AFFINE_UNIT_SYMBOLS) return nothing end + update_external_affine_unit(name::Symbol, q::UnionAbstractQuantity) = update_external_affine_unit(name, affine_unit(q)) update_external_affine_unit(name::Symbol, d::AbstractDimensions) = update_external_affine_unit(name, Quantity(DEFAULT_VALUE_TYPE(1.0), d)) - + function update_external_affine_unit(d::AffineDimensions) + d.symbol != :nothing || error("Cannot register affine dimension if symbol is :nothing") + return update_external_affine_unit(d.symbol, d) + end """ aff_uparse(s::AbstractString) @@ -419,6 +420,15 @@ module AffineUnitsParse return AFFINE_UNIT_VALUES[i] end + #Register Celsius and Fahrenheit (the most commonly used affine units) + begin + K = Quantity(1.0, temperature=1) + °C = Quantity(1.0, AffineDimensions(scale=1.0, offset=273.15*K, basedim=K, symbol=:°C)) + °F = Quantity(1.0, AffineDimensions(scale=5/9, offset=(-160/9)°C, basedim=°C, symbol=:°F)) + update_external_affine_unit(dimension(°C)) + update_external_affine_unit(dimension(°F)) + end + end diff --git a/test/affine_tests.jl b/test/affine_tests.jl index f35f81d4..e1b50655 100644 --- a/test/affine_tests.jl +++ b/test/affine_tests.jl @@ -8,6 +8,7 @@ celsius = AffineDimensions(scale=1.0, offset=273.15, basedim=u"K") fahrenheit = AffineDimensions(scale=5/9, offset=-(5/9)*32, basedim=celsius) uconvert(Quantity(1.0, fahrenheit), Quantity(-40.0, celsius)) +uconvert(Quantity(1.0, celsius), Quantity(-40.0, fahrenheit)) uconvert(us"K", Quantity(-40.0, celsius)) Quantity(-40.0, celsius) isa DynamicQuantities.AbstractQuantityOrArray{<:Any, <:AbstractAffineDimensions} @@ -25,6 +26,9 @@ uconvert(ua"psig", u"Constants.atm") uexpand(0ua"psig") -uconvert(ua"°C", 0*ua"°F") -uexpand(0*ua"°F") -uconvert(ua"°C", 0u"K") \ No newline at end of file +uconvert(ua"°C", 0ua"°F") +uconvert(ua"°F", 0ua"°C") +uexpand(0ua"°F") +uconvert(ua"°C", 0u"K") +uconvert(ua"°C", -40ua"°F") +uconvert(ua"°F", -40ua"°C") \ No newline at end of file diff --git a/test/unittests.jl b/test/unittests.jl index 391e859b..a2a35e2d 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -1991,6 +1991,90 @@ end @test QuantityArray([km, km]) |> uconvert(us"m") != [km, km] end +@testset "Tests of AffineDimensions" begin + °C = ua"°C" + °F = ua"°F" + + @test km isa Quantity{T,SymbolicDimensionsSingleton{R}} where {T,R} + @test dimension(km) isa SymbolicDimensionsSingleton + @test dimension(km) isa AbstractSymbolicDimensions + + @test dimension(km).km == 1 + @test dimension(km).m == 0 + @test_throws "is not available as a symbol" dimension(km).γ + @test !iszero(dimension(km)) + @test inv(km) == us"km^-1" + @test inv(km) == u"km^-1" + + @test !iszero(dimension(SymbolicConstants.c)) + @test SymbolicConstants.c isa Quantity{T,SymbolicDimensionsSingleton{R}} where {T,R} + + # Constructors + @test SymbolicDimensionsSingleton(:cm) isa SymbolicDimensionsSingleton{DEFAULT_DIM_BASE_TYPE} + @test constructorof(SymbolicDimensionsSingleton) === SymbolicDimensionsSingleton + + @test with_type_parameters( + SymbolicDimensionsSingleton{Int64}, + Int32 + ) === SymbolicDimensionsSingleton{Int32} + + @test convert( + SymbolicDimensions, + SymbolicDimensionsSingleton{Int32}(:cm) + ) isa SymbolicDimensions{Int32} + + @test copy(km) == km + # Any operation should immediately convert it: + @test km ^ -1 isa Quantity{T,DynamicQuantities.SymbolicDimensions{R}} where {T,R} + + # Test promotion explicitly for coverage: + @test promote_type( + SymbolicDimensionsSingleton{Int16}, + SymbolicDimensionsSingleton{Int32} + ) === SymbolicDimensions{Int32} + # ^ Note how we ALWAYS convert to SymbolicDimensions, even + # if the types are the same. + @test promote_type( + SymbolicDimensionsSingleton{Int16}, + SymbolicDimensions{Int32} + ) === SymbolicDimensions{Int32} + @test promote_type( + SymbolicDimensionsSingleton{Int64}, + Dimensions{Int16} + ) === Dimensions{Int64} + + # Test map_dimensions explicitly for coverage: + @test map_dimensions(-, dimension(km)).km == -1 + @test map_dimensions(-, dimension(km)) isa SymbolicDimensions + @test map_dimensions(+, dimension(km), dimension(m)).km == 1 + @test map_dimensions(+, dimension(km), dimension(m)).m == 1 + @test map_dimensions(+, dimension(km), dimension(m)).cm == 0 + @test map_dimensions(+, dimension(km), SymbolicDimensions(dimension(m))).km == 1 + @test map_dimensions(+, dimension(km), SymbolicDimensions(dimension(m))).m == 1 + @test map_dimensions(+, dimension(km), SymbolicDimensions(dimension(m))).cm == 0 + @test map_dimensions(+, SymbolicDimensions(dimension(km)), dimension(m)).km == 1 + @test map_dimensions(+, SymbolicDimensions(dimension(km)), dimension(m)).m == 1 + @test map_dimensions(+, SymbolicDimensions(dimension(km)), dimension(m)).cm == 0 + + # Note that we avoid converting to SymbolicDimensionsSingleton for uconvert: + @test km |> uconvert(us"m") == 1000m + @test km |> uconvert(us"m") isa Quantity{T,SymbolicDimensions{R}} where {T,R} + @test [km, km] isa Vector{Quantity{T,SymbolicDimensionsSingleton{R}}} where {T,R} + @test [km^2, km] isa Vector{Quantity{T,SymbolicDimensions{R}}} where {T,R} + + @test km |> uconvert(us"m") == km |> us"m" + # No issue when converting to SymbolicDimensionsSingleton (gets + # converted) + @test uconvert(km, u"m") == 0.001km + @test uconvert(km, u"m") isa Quantity{T,SymbolicDimensions{R}} where {T,R} + + # Symbolic dimensions retain symbols: + @test QuantityArray([km, km]) |> uconvert(us"m") == [1000m, 1000m] + @test QuantityArray([km, km]) |> uconvert(us"m") != [km, km] +end + + + @testset "Test div" begin for Q in (RealQuantity, Quantity, GenericQuantity) x = Q{Int}(10, length=1) From 1565b514519f40f6afae338b05832c2e610859e0 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Fri, 31 Jan 2025 16:35:32 -0700 Subject: [PATCH 14/81] Overloaded approx and equals for AffineQuantities --- src/affine_dimensions.jl | 27 +++++++++++++++------------ test/affine_tests.jl | 6 ++++-- test/unittests.jl | 3 ++- 3 files changed, 21 insertions(+), 15 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 2ce8d223..c8d3d9c3 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -53,7 +53,7 @@ AffineDimensions(d::Dimensions{R}) where R = AffineDimenions{R}(scale=1.0, offse #Affine dimensions from other affine dimensions ========================================================================================================= function AffineDimensions{R}(s::Real, o::Real, dims::AbstractAffineDimensions, sym::Symbol=:nothing) where {R} new_s = s*scale(dims) - new_o = offset(dims) + o + new_o = offset(dims) + o*scale(dims) #Scale of o is assumed to be scale of base dimensions return AffineDimensions{R}(new_s, new_o, basedim(dims), sym) end @@ -82,7 +82,7 @@ end #If a quantity is used, the offset is assumed to be in the same scale as the quantity function AffineDimensions{R}(s::Real, o::Real, q::Q, sym::Symbol=:nothing) where {R, Q<:UnionAbstractQuantity} - return AffineDimensions{R}(s, constructorof(Q)(o, dimension(q)), q, sym) + return AffineDimensions{R}(s, o*q, q, sym) end @@ -221,17 +221,17 @@ end # Conversions for AbstractAffineDimensions |> AbstractSymbolicDimensions ======================================================= function uconvert(qout::UnionAbstractQuantity{<:Any, <:AbstractSymbolicDimensions}, qin::AbstractQuantityOrArray{<:Any, <:AbstractAffineDimensions}) - uconvert(qout, uexpand(qin)) + uconvert(qout, si_units(qin)) end # Conversions for AbstractSymbolicDimensions |> AbstractAffineDimensions ======================================================= function uconvert(qout::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}, qin::AbstractQuantityOrArray{<:Any, <:AbstractSymbolicDimensions}) - uconvert(qout, uexpand(qin)) + uconvert(qout, si_units(qin)) end # Conversions for AbstractAffineDimensions |> AbstractAffineDimensions ======================================================= function uconvert(qout::UnionAbstractQuantity{<:Any, <:AbstractAffineDimensions}, qin::AbstractQuantityOrArray{<:Any, <:AbstractAffineDimensions}) - uconvert(qout, uexpand(qin)) + uconvert(qout, si_units(qin)) end # Multiplication and division of AffineDimensions =============================================================== @@ -266,24 +266,28 @@ function Base.:^(l::AffineDimensions{R}, r::Number) where {R} end # Operations on self-values ====================================================================================== -function _scale_expand(q::Q) where {T, R, D<:AbstractAffineDimensions{R}, Q<:UnionAbstractQuantity{T,D}} +function _no_offset_expand(q::Q) where {T, R, D<:AbstractAffineDimensions{R}, Q<:UnionAbstractQuantity{T,D}} return convert(with_type_parameters(Q, T, Dimensions{R}), q) end #Addition will return Quantity{T, Dimensions} -Base.:+(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = _scale_expand(q1) + _scale_expand(q2) +Base.:+(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = _no_offset_expand(q1) + _no_offset_expand(q2) #Subtraction will return Quantity{T, Dimensions}, in special cases, differences between offsetted AffineDimensions is allowed as offsets cancel out function Base.:-(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) if dimension(q1) == dimension(q2) - return uexpand(q1) - uexpand(q2) + return si_units(q1) - si_units(q2) else - return _scale_expand(q1) - _scale_expand(q2) + return _no_offset_expand(q1) - _no_offset_expand(q2) end end -Base.:(==)(q1::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q2::UnionAbstractQuantity{<:Any, <:AffineDimensions}) = uexpand(q1) == uexpand(q2) - +Base.:(==)(q1::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q2::UnionAbstractQuantity{<:Any, <:AffineDimensions}) = (si_units(q1) == si_units(q2)) +Base.:(==)(q1::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q2::UnionAbstractQuantity{<:Any, <:AbstractDimensions}) = (si_units(q1) == si_units(q2)) +Base.:(==)(q1::UnionAbstractQuantity{<:Any, <:AbstractDimensions}, q2::UnionAbstractQuantity{<:Any, <:AffineDimensions}) = (si_units(q1) == si_units(q2)) +Base.:(≈)(q1::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q2::UnionAbstractQuantity{<:Any, <:AffineDimensions}) = (si_units(q1) ≈ si_units(q2)) +Base.:(≈)(q1::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q2::UnionAbstractQuantity{<:Any, <:AbstractDimensions}) = (si_units(q1) ≈ si_units(q2)) +Base.:(≈)(q1::UnionAbstractQuantity{<:Any, <:AbstractDimensions}, q2::UnionAbstractQuantity{<:Any, <:AffineDimensions}) = (si_units(q1) ≈ si_units(q2)) # Units are stored using SymbolicDimensionsSingleton const DEFAULT_AFFINE_QUANTITY_TYPE = with_type_parameters(DEFAULT_QUANTITY_TYPE, DEFAULT_VALUE_TYPE, AffineDimensions{DEFAULT_DIM_BASE_TYPE}) @@ -297,7 +301,6 @@ module AffineUnitsParse import ..offset import ..basedim import ..dimension - import ..uexpand import ..ustrip import ..constructorof import ..DEFAULT_AFFINE_QUANTITY_TYPE diff --git a/test/affine_tests.jl b/test/affine_tests.jl index e1b50655..9aad44ac 100644 --- a/test/affine_tests.jl +++ b/test/affine_tests.jl @@ -4,8 +4,10 @@ using DynamicQuantities DT = DynamicQuantities.DEFAULT_DIM_BASE_TYPE kelvin = AffineDimensions(scale=1.0, offset=0.0, basedim=u"K") -celsius = AffineDimensions(scale=1.0, offset=273.15, basedim=u"K") -fahrenheit = AffineDimensions(scale=5/9, offset=-(5/9)*32, basedim=celsius) +rankine = AffineDimensions(scale=5/9, offset=0.0, basedim=kelvin) +fahrenheit = AffineDimensions(scale=1.0, offset=459.67, basedim=rankine) +celsius = AffineDimensions(scale=9/5, offset=32, basedim=fahrenheit) + uconvert(Quantity(1.0, fahrenheit), Quantity(-40.0, celsius)) uconvert(Quantity(1.0, celsius), Quantity(-40.0, fahrenheit)) diff --git a/test/unittests.jl b/test/unittests.jl index a2a35e2d..1c506f1b 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -1991,6 +1991,7 @@ end @test QuantityArray([km, km]) |> uconvert(us"m") != [km, km] end +#= @testset "Tests of AffineDimensions" begin °C = ua"°C" °F = ua"°F" @@ -2072,7 +2073,7 @@ end @test QuantityArray([km, km]) |> uconvert(us"m") == [1000m, 1000m] @test QuantityArray([km, km]) |> uconvert(us"m") != [km, km] end - +=# @testset "Test div" begin From 0e8b6d8d424c2e9c64bd27e57118ab9108068b0b Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Mon, 3 Feb 2025 13:00:59 -0700 Subject: [PATCH 15/81] First ound of unit tests --- lcov.info | 1413 ++++++++++++++++++++++++++++++++++++++ src/affine_dimensions.jl | 29 +- test/affine_tests.jl | 3 + test/runtests.jl | 14 +- test/unittests.jl | 116 ++-- 5 files changed, 1496 insertions(+), 79 deletions(-) create mode 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a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -27,7 +27,7 @@ import DynamicQuantities: disambiguate_constant_symbol, ALL_MAPPING, ALL_VALUES const INDEX_TYPE = UInt16 -const AbstractQuantityOrArray{T,D} = Union{Quantity{T,D}, QuantityArray{T,<:Any,D}} +const AbstractQuantityOrArray{T,D} = Union{UnionAbstractQuantity{T,D}, QuantityArray{T,<:Any,D}} abstract type AbstractAffineDimensions{R} <: AbstractDimensions{R} end @@ -46,6 +46,7 @@ function AffineDimensions(s::Real, o::Real, dims::Dimensions{R}, sym::Symbol=:no end AffineDimensions(s::Real, o::Real, dims::AbstractAffineDimensions{R}, sym::Symbol=:nothing) where {R} = AffineDimensions{R}(s, o, dims, sym) +AffineDimensions(s::Real, o::UnionAbstractQuantity, dims::AbstractAffineDimensions{R}, sym::Symbol=:nothing) where {R} = AffineDimensions{R}(s, o, dims, sym) AffineDimensions(s::Real, o::Real, q::UnionAbstractQuantity{<:Any,<:AbstractDimensions{R}}, sym::Symbol=:nothing) where {R} = AffineDimensions{R}(s, o, q, sym) AffineDimensions(s::Real, o::UnionAbstractQuantity, q::UnionAbstractQuantity{<:Any,<:AbstractDimensions{R}}, sym::Symbol=:nothing) where {R} = AffineDimensions{R}(s, o, q, sym) AffineDimensions(d::Dimensions{R}) where R = AffineDimenions{R}(scale=1.0, offset=0.0, basedim=d, symbol=:nothing) @@ -57,6 +58,11 @@ function AffineDimensions{R}(s::Real, o::Real, dims::AbstractAffineDimensions, s return AffineDimensions{R}(new_s, new_o, basedim(dims), sym) end +function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::AbstractAffineDimensions, sym::Symbol=:nothing) where {R} + new_s = s*scale(dims) + new_o = offset(dims) + ustrip(si_units(o)) #Offset is always in SI units + return AffineDimensions{R}(new_s, new_o, basedim(dims), sym) +end #Affine dimensions from quantities ========================================================================================================================= function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, q::UnionAbstractQuantity, sym::Symbol=:nothing) where R @@ -103,7 +109,7 @@ function Base.show(io::IO, d::AbstractAffineDimensions) print(io, basedim(d)) elseif iszero(offset(d)) print(io, "(", scale(d), " ", basedim(d),")") - elseif iszero(scale(d)) + elseif isone(scale(d)) print(io, "(", addsign, abs(offset(d)), basedim(d), ")") else print(io, "(", scale(d), addsign, abs(offset(d)), " ", basedim(d),")") @@ -116,6 +122,7 @@ si_units(q::UnionAbstractQuantity{<:Any, <:AbstractSymbolicDimensions}) = uexpan function si_units(q::Q) where {T, R, D<:AbstractAffineDimensions{R}, Q<:UnionAbstractQuantity{T,D}} return force_convert(with_type_parameters(Q, T, Dimensions{R}), q) end +si_units(q::QuantityArray) = si_units.(q) """ @@ -180,6 +187,9 @@ for (type, _, _) in ABSTRACT_QUANTITY_TYPES end #Promotion rules +function Base.promote_rule(::Type{AffineDimensions{R1}}, ::Type{AffineDimensions{R2}}) where {R1,R2} + return AffineDimensions{promote_type(R1,R2)} +end function Base.promote_rule(::Type{AffineDimensions{R1}}, ::Type{Dimensions{R2}}) where {R1,R2} return Dimensions{promote_type(R1,R2)} end @@ -259,9 +269,18 @@ end function Base.:^(l::AffineDimensions{R}, r::Number) where {R} assert_no_offset(l) return AffineDimensions( - scale = scale(l)^r, - offset = offset(l), - basedim = map_dimensions(Base.Fix1(*, tryrationalize(R, r)), basedim(l)) + scale = scale(l)^r, + offset = offset(l), + basedim = basedim(l)^tryrationalize(R, r) + ) +end + +function Base.:inv(l::AffineDimensions{R}) where {R} + assert_no_offset(l) + return AffineDimensions( + scale = inv(scale(l)), + offset = offset(l), + basedim = inv(basedim(l)) ) end diff --git a/test/affine_tests.jl b/test/affine_tests.jl index 9aad44ac..4fda4830 100644 --- a/test/affine_tests.jl +++ b/test/affine_tests.jl @@ -27,6 +27,9 @@ mass_flow = ua"lb/min" uconvert(ua"psig", u"Constants.atm") uexpand(0ua"psig") +@register_unit half_meter 0.5u"m" +AffineDimensions(offset=1, basedim=0.5u"m") +AffineDimensions(offset=1, basedim=u"half_meter") uconvert(ua"°C", 0ua"°F") uconvert(ua"°F", 0ua"°C") diff --git a/test/runtests.jl b/test/runtests.jl index 087c7f5d..7ef3c8b4 100644 --- a/test/runtests.jl +++ b/test/runtests.jl @@ -2,6 +2,12 @@ using TestItems: @testitem using TestItemRunner import Ratios: SimpleRatio +#= +Run using: +julia --startup-file=no --depwarn=yes --threads=auto --code-coverage=user --project=. -e 'using Pkg; Pkg.test(coverage=true)' +julia --startup-file=no --depwarn=yes --threads=auto coverage.jl +=# + Base.round(::Type{T}, x::SimpleRatio) where {T} = round(T, x.num // x.den) @eval @testitem "Test initial imports" begin @@ -18,14 +24,14 @@ end include("test_unitful.jl") end end -#= + @testitem "ScientificTypes.jl integration tests" begin include("test_scitypes.jl") end @testitem "Measurements.jl integration tests" begin include("test_measurements.jl") end -=# + ## Broken; see https://github.com/SymbolicML/DynamicQuantities.jl/issues/118 # @testitem "Meshes.jl integration tests" begin # include("test_meshes.jl") @@ -33,11 +39,11 @@ end @testitem "Assorted unittests" begin include("unittests.jl") end -#= + @testitem "Aqua tests" begin include("test_aqua.jl") end -=# + if parse(Bool, get(ENV, "DQ_TEST_UPREFERRED", "false")) @eval @run_package_tests filter=t -> :upreferred in t.tags else diff --git a/test/unittests.jl b/test/unittests.jl index 1c506f1b..b7781db4 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -1991,89 +1991,65 @@ end @test QuantityArray([km, km]) |> uconvert(us"m") != [km, km] end -#= + @testset "Tests of AffineDimensions" begin - °C = ua"°C" - °F = ua"°F" + °C = ua"°C" + °F = ua"°F" + mps = ua"m/s" - @test km isa Quantity{T,SymbolicDimensionsSingleton{R}} where {T,R} - @test dimension(km) isa SymbolicDimensionsSingleton - @test dimension(km) isa AbstractSymbolicDimensions + @test °C isa Quantity{T,AffineDimensions{R}} where {T,R} + @test dimension(°C) isa AffineDimensions + @test dimension(°C) isa AbstractAffineDimensions - @test dimension(km).km == 1 - @test dimension(km).m == 0 - @test_throws "is not available as a symbol" dimension(km).γ - @test !iszero(dimension(km)) - @test inv(km) == us"km^-1" - @test inv(km) == u"km^-1" + @test DynamicQuantities.basedim(dimension(°C)).temperature == 1 + @test DynamicQuantities.basedim(dimension(°C)).length == 0 + + @test inv(mps) == us"s/m" + @test inv(mps) == u"s/m" + @test mps^2 == u"m^2/s^2" - @test !iszero(dimension(SymbolicConstants.c)) - @test SymbolicConstants.c isa Quantity{T,SymbolicDimensionsSingleton{R}} where {T,R} # Constructors - @test SymbolicDimensionsSingleton(:cm) isa SymbolicDimensionsSingleton{DEFAULT_DIM_BASE_TYPE} - @test constructorof(SymbolicDimensionsSingleton) === SymbolicDimensionsSingleton + kelvin = AffineDimensions(basedim=u"K") + @test Quantity(1.0, kelvin) == u"K" - @test with_type_parameters( - SymbolicDimensionsSingleton{Int64}, - Int32 - ) === SymbolicDimensionsSingleton{Int32} + rankine = AffineDimensions(scale=5/9, offset=0.0, basedim=kelvin) + @test Quantity(1.0, rankine) == (5/9)u"K" - @test convert( - SymbolicDimensions, - SymbolicDimensionsSingleton{Int32}(:cm) - ) isa SymbolicDimensions{Int32} + fahrenheit = AffineDimensions(scale=1.0, offset=Quantity(459.67, rankine), basedim=rankine) + @test Quantity(1.0, fahrenheit) ≈ °F - @test copy(km) == km - # Any operation should immediately convert it: - @test km ^ -1 isa Quantity{T,DynamicQuantities.SymbolicDimensions{R}} where {T,R} + celsius = AffineDimensions(scale=9/5, offset=Quantity(32.0, rankine), basedim=°F) + @test Quantity(1.0, celsius) ≈ °C + # Round-trip sanity checks + @test -40°C ≈ -40°F + @test Quantity(-40.0, celsius) ≈ Quantity(-40.0, fahrenheit) + # Test promotion explicitly for coverage: - @test promote_type( - SymbolicDimensionsSingleton{Int16}, - SymbolicDimensionsSingleton{Int32} - ) === SymbolicDimensions{Int32} - # ^ Note how we ALWAYS convert to SymbolicDimensions, even - # if the types are the same. - @test promote_type( - SymbolicDimensionsSingleton{Int16}, - SymbolicDimensions{Int32} - ) === SymbolicDimensions{Int32} - @test promote_type( - SymbolicDimensionsSingleton{Int64}, - Dimensions{Int16} - ) === Dimensions{Int64} - - # Test map_dimensions explicitly for coverage: - @test map_dimensions(-, dimension(km)).km == -1 - @test map_dimensions(-, dimension(km)) isa SymbolicDimensions - @test map_dimensions(+, dimension(km), dimension(m)).km == 1 - @test map_dimensions(+, dimension(km), dimension(m)).m == 1 - @test map_dimensions(+, dimension(km), dimension(m)).cm == 0 - @test map_dimensions(+, dimension(km), SymbolicDimensions(dimension(m))).km == 1 - @test map_dimensions(+, dimension(km), SymbolicDimensions(dimension(m))).m == 1 - @test map_dimensions(+, dimension(km), SymbolicDimensions(dimension(m))).cm == 0 - @test map_dimensions(+, SymbolicDimensions(dimension(km)), dimension(m)).km == 1 - @test map_dimensions(+, SymbolicDimensions(dimension(km)), dimension(m)).m == 1 - @test map_dimensions(+, SymbolicDimensions(dimension(km)), dimension(m)).cm == 0 - - # Note that we avoid converting to SymbolicDimensionsSingleton for uconvert: - @test km |> uconvert(us"m") == 1000m - @test km |> uconvert(us"m") isa Quantity{T,SymbolicDimensions{R}} where {T,R} - @test [km, km] isa Vector{Quantity{T,SymbolicDimensionsSingleton{R}}} where {T,R} - @test [km^2, km] isa Vector{Quantity{T,SymbolicDimensions{R}}} where {T,R} - - @test km |> uconvert(us"m") == km |> us"m" - # No issue when converting to SymbolicDimensionsSingleton (gets - # converted) - @test uconvert(km, u"m") == 0.001km - @test uconvert(km, u"m") isa Quantity{T,SymbolicDimensions{R}} where {T,R} + @test promote_type(AffineDimensions{Int16}, AffineDimensions{Int32}) === AffineDimensions{Int32} + @test promote_type(Dimensions{Int16}, AffineDimensions{Int32}) === Dimensions{Int32} + @test promote_type(AffineDimensions{Int16}, Dimensions{Int32}) === Dimensions{Int32} + @test promote_type(SymbolicDimensions{Int16}, AffineDimensions{Int32}) === Dimensions{Int32} + @test promote_type(AffineDimensions{Int16}, SymbolicDimensions{Int32}) === Dimensions{Int32} + + # Test conversions + @test °C |> us"K" isa Quantity{<:Real, <:SymbolicDimensions} + @test 0°C |> us"K" == 273.15us"K" + @test us"K" |> °C isa Quantity{<:Real, <:AffineDimensions} + @test 0us"K" |> °C == -273.15°C + @test °C |> °F isa Quantity{<:Real, <:AffineDimensions} + @test 0°C |> °F == 32°F + + @test QuantityArray([0,1]°C) |> uconvert(°F) isa QuantityArray{T, <:Any, AffineDimensions{R}} where {T,R} + + # Test display against errors + celsius = AffineDimensions(offset=273.15, basedim=u"K") + io = IOBuffer() + @test isnothing(show(io, (dimension(°F), dimension(ua"K"), celsius, fahrenheit))) - # Symbolic dimensions retain symbols: - @test QuantityArray([km, km]) |> uconvert(us"m") == [1000m, 1000m] - @test QuantityArray([km, km]) |> uconvert(us"m") != [km, km] end -=# + @testset "Test div" begin From 0eab0f03b4ecde4514eb52043c3ccd7b4d2cd503 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Mon, 3 Feb 2025 17:52:57 -0700 Subject: [PATCH 16/81] Very strong affine_dimensions.jl coverage --- lcov.info | 2528 +++++++++++++++++++------------------- src/affine_dimensions.jl | 18 +- test/runtests.jl | 1 + test/unittests.jl | 43 +- 4 files changed, 1319 insertions(+), 1271 deletions(-) diff --git a/lcov.info b/lcov.info index c4bcf423..2ef6fa6b 100644 --- a/lcov.info +++ b/lcov.info @@ -3,439 +3,449 @@ LH:0 LF:0 end_of_record SF:src\affine_dimensions.jl -DA:36,28 -DA:37,14 -DA:44,0 -DA:45,0 -DA:48,0 +DA:36,68 +DA:37,34 +DA:44,3 +DA:45,7 +DA:46,1 DA:49,0 DA:50,0 DA:51,0 -DA:54,0 -DA:55,0 -DA:56,0 -DA:57,0 -DA:62,0 -DA:63,0 -DA:64,0 -DA:65,0 -DA:68,0 -DA:69,0 -DA:72,0 -DA:76,0 -DA:77,0 -DA:78,0 -DA:79,0 -DA:80,0 -DA:84,0 -DA:85,0 -DA:89,14 -DA:90,16 -DA:91,14 -DA:93,0 -DA:94,0 -DA:95,0 -DA:97,0 -DA:98,0 -DA:100,0 -DA:101,0 -DA:102,0 -DA:103,0 -DA:104,0 -DA:105,0 -DA:106,0 -DA:107,0 -DA:109,0 -DA:113,4 -DA:114,6 -DA:115,4 -DA:116,4 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======================================================================================================================== -function AffineDimensions(s::Real, o::Real, dims::Dimensions{R}, sym::Symbol=:nothing) where {R} - return AffineDimensions{R}(s, o, dims, sym) -end - -AffineDimensions(s::Real, o::Real, dims::AbstractAffineDimensions{R}, sym::Symbol=:nothing) where {R} = AffineDimensions{R}(s, o, dims, sym) -AffineDimensions(s::Real, o::UnionAbstractQuantity, dims::AbstractAffineDimensions{R}, sym::Symbol=:nothing) where {R} = AffineDimensions{R}(s, o, dims, sym) -AffineDimensions(s::Real, o::Real, q::UnionAbstractQuantity{<:Any,<:AbstractDimensions{R}}, sym::Symbol=:nothing) where {R} = AffineDimensions{R}(s, o, q, sym) -AffineDimensions(s::Real, o::UnionAbstractQuantity, q::UnionAbstractQuantity{<:Any,<:AbstractDimensions{R}}, sym::Symbol=:nothing) where {R} = AffineDimensions{R}(s, o, q, sym) -AffineDimensions(d::Dimensions{R}) where R = AffineDimenions{R}(scale=1.0, offset=0.0, basedim=d, symbol=:nothing) +AffineDimensions(s, o, dims::AbstractDimensions{R}, sym::Symbol=:nothing) where {R} = AffineDimensions{R}(s, o, dims, sym) +AffineDimensions(s, o, q::UnionAbstractQuantity{<:Any,<:AbstractDimensions{R}}, sym::Symbol=:nothing) where {R} = AffineDimensions{R}(s, o, q, sym) +AffineDimensions(d::Dimensions{R}) where R = AffineDimensions{R}(scale=1.0, offset=0.0, basedim=d, symbol=:nothing) #Affine dimensions from other affine dimensions ========================================================================================================= function AffineDimensions{R}(s::Real, o::Real, dims::AbstractAffineDimensions, sym::Symbol=:nothing) where {R} @@ -64,6 +58,10 @@ function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::AbstractAf return AffineDimensions{R}(new_s, new_o, basedim(dims), sym) end +function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::Dimensions, sym::Symbol=:nothing) where {R} + return AffineDimensions{R}(s, ustrip(si_units(o)), dims, sym) +end + #Affine dimensions from quantities ========================================================================================================================= function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, q::UnionAbstractQuantity, sym::Symbol=:nothing) where R q0 = si_units(0*q) #Origin point in SI units @@ -86,7 +84,7 @@ function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity{<:Any,<:Dimension return AffineDimensions{R}(s*q_val, o_val, dimension(q), sym) end -#If a quantity is used, the offset is assumed to be in the same scale as the quantity +#If a quantity is used only for the dimension, the offset is assumed to be in the same scale as the quantity function AffineDimensions{R}(s::Real, o::Real, q::Q, sym::Symbol=:nothing) where {R, Q<:UnionAbstractQuantity} return AffineDimensions{R}(s, o*q, q, sym) end diff --git a/test/runtests.jl b/test/runtests.jl index 7ef3c8b4..48de86df 100644 --- a/test/runtests.jl +++ b/test/runtests.jl @@ -4,6 +4,7 @@ import Ratios: SimpleRatio #= Run using: +julia --startup-file=no --depwarn=yes --threads=auto -e 'using Coverage; clean_folder(\"src\"); clean_folder(\"test\")' julia --startup-file=no --depwarn=yes --threads=auto --code-coverage=user --project=. -e 'using Pkg; Pkg.test(coverage=true)' julia --startup-file=no --depwarn=yes --threads=auto coverage.jl =# diff --git a/test/unittests.jl b/test/unittests.jl index b7781db4..46c824f7 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -1997,6 +1997,9 @@ end °F = ua"°F" mps = ua"m/s" + @test aff_uparse("m/(s^2.5)") == ua"m/(s^2.5)" + @test_throws ArgumentError aff_uparse("s[1]") + @test_throws ArgumentError aff_uparse("pounds_per_hour") @test °C isa Quantity{T,AffineDimensions{R}} where {T,R} @test dimension(°C) isa AffineDimensions @test dimension(°C) isa AbstractAffineDimensions @@ -2010,10 +2013,18 @@ end # Constructors + @test with_type_parameters(AffineDimensions, Float64) == AffineDimensions{Float64} + @test constructorof(AffineDimensions) == AffineDimensions{DynamicQuantities.DEFAULT_DIM_BASE_TYPE} + @test constructorof(AffineDimensions{Float64}) == AffineDimensions{Float64} + @test Quantity(1.0, AffineDimensions(dimension(u"K"))) == u"K" + @test AffineDimensions(scale=1, offset=0, basedim=dimension(u"K")) == AffineDimensions(basedim=dimension(u"K")) + @test AffineDimensions(scale=1, offset=0, basedim=u"K") == AffineDimensions(basedim=ua"K") + @test AffineDimensions(scale=1.0, offset=273.15u"K", basedim=dimension(u"K")) == AffineDimensions(basedim=ua"°C") + kelvin = AffineDimensions(basedim=u"K") @test Quantity(1.0, kelvin) == u"K" - rankine = AffineDimensions(scale=5/9, offset=0.0, basedim=kelvin) + rankine = AffineDimensions(scale=5/9, offset=0.0, basedim=dimension(u"K")) @test Quantity(1.0, rankine) == (5/9)u"K" fahrenheit = AffineDimensions(scale=1.0, offset=Quantity(459.67, rankine), basedim=rankine) @@ -2033,6 +2044,25 @@ end @test promote_type(SymbolicDimensions{Int16}, AffineDimensions{Int32}) === Dimensions{Int32} @test promote_type(AffineDimensions{Int16}, SymbolicDimensions{Int32}) === Dimensions{Int32} + # Type conversions + @test convert(Quantity{Float64, AffineDimensions}, u"kg") isa Quantity{Float64, AffineDimensions{DynamicQuantities.DEFAULT_DIM_BASE_TYPE}} + @test convert(Quantity{Float64, AffineDimensions{Float64}}, u"kg") isa Quantity{Float64, AffineDimensions{Float64}} + @test convert(Quantity{Float64, Dimensions}, ua"kg") isa Quantity{Float64, Dimensions{DynamicQuantities.DEFAULT_DIM_BASE_TYPE}} + + # Test uncovered operations + @test (2.0ua"m")^2 == (2.0u"m")^2 + @test dimension(ua"m")^2 == dimension(ua"m^2") + @test 2.0u"m" + 2.0ua"m" === 4.0u"m" + @test 2.0ua"m" + 2.0ua"m" === 4.0u"m" + @test 2.0u"m" - 2.0ua"m" === 0.0u"m" + @test 2.0ua"m" - 2.0ua"cm" === 1.98u"m" + @test 5.0°C - 4.0°C === 1.0u"K" + @test 2.0u"K" ≈ 2.0ua"K" + @test 2.0ua"K" ≈ 2.0ua"K" + @test 2.0ua"K" ≈ 2.0u"K" + @test_throws AssertionError (2ua"°C")^2 + @test uexpand(2ua"°C") == 275.15u"K" + # Test conversions @test °C |> us"K" isa Quantity{<:Real, <:SymbolicDimensions} @test 0°C |> us"K" == 273.15us"K" @@ -2042,11 +2072,20 @@ end @test 0°C |> °F == 32°F @test QuantityArray([0,1]°C) |> uconvert(°F) isa QuantityArray{T, <:Any, AffineDimensions{R}} where {T,R} + @test DynamicQuantities.affine_quantity(us"kPa") == u"kPa" # Test display against errors celsius = AffineDimensions(offset=273.15, basedim=u"K") + psi = AffineDimensions(basedim=6.89476us"kPa") io = IOBuffer() - @test isnothing(show(io, (dimension(°F), dimension(ua"K"), celsius, fahrenheit))) + @test isnothing(show(io, (dimension(°F), dimension(ua"K"), psi, celsius, fahrenheit))) + + # Test updating affine units + @test DynamicQuantities.update_external_affine_unit(:°C, °C) === nothing + @test DynamicQuantities.update_external_affine_unit(:°C, dimension(°C)) === nothing + @test DynamicQuantities.update_external_affine_unit(dimension(°C)) === nothing + @test_throws "Cannot register affine dimension if symbol is :nothing" DynamicQuantities.update_external_affine_unit(celsius) + end From 70cff631b8276fe2a2393bc2e28ae3513f17ba36 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Tue, 4 Feb 2025 08:53:17 -0700 Subject: [PATCH 17/81] 100% coverage of affine_dimensions.jl --- lcov.info | 595 ++++++++++++++++++++------------------- src/affine_dimensions.jl | 41 +-- test/unittests.jl | 4 +- 3 files changed, 311 insertions(+), 329 deletions(-) diff --git a/lcov.info b/lcov.info index 2ef6fa6b..a5afa191 100644 --- a/lcov.info +++ b/lcov.info @@ -5,179 +5,180 @@ end_of_record SF:src\affine_dimensions.jl DA:36,68 DA:37,34 -DA:44,3 -DA:45,7 +DA:44,4 +DA:45,6 DA:46,1 -DA:49,0 -DA:50,0 -DA:51,0 -DA:52,0 -DA:55,1 +DA:49,1 +DA:50,1 +DA:51,1 +DA:52,1 DA:56,1 DA:57,1 DA:58,1 -DA:61,1 +DA:59,1 DA:62,1 -DA:66,4 -DA:67,4 -DA:68,4 -DA:69,4 -DA:72,4 -DA:73,4 -DA:76,4 -DA:80,7 -DA:81,7 -DA:82,7 -DA:83,7 -DA:84,7 -DA:88,6 -DA:89,6 -DA:93,95 -DA:94,122 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DA:160,3 DA:161,3 DA:164,2435 -DA:166,172 +DA:166,174 DA:171,9 DA:172,9 DA:185,12 @@ -522,25 +523,25 @@ LH:54 LF:54 end_of_record SF:src\fixed_rational.jl -DA:15,118057 -DA:17,160849 -DA:25,42770 +DA:15,117935 +DA:17,160715 +DA:25,42758 DA:26,30 -DA:30,118057 -DA:32,119157 +DA:30,117935 +DA:32,119035 DA:37,1 DA:38,2 -DA:39,25437 +DA:39,25436 DA:40,535 -DA:42,13814 -DA:43,41390 -DA:44,34603 +DA:42,13807 +DA:43,41334 +DA:44,34547 DA:45,574 -DA:47,79 +DA:47,77 DA:49,42 DA:50,1465 -DA:53,71557 -DA:56,38490 +DA:53,71578 +DA:56,38448 DA:57,76 DA:58,64 DA:60,563 @@ -574,8 +575,8 @@ DA:108,16 DA:109,30 DA:110,15 DA:112,2 -DA:114,29016 -DA:115,900 +DA:114,29015 +DA:115,901 DA:116,116 DA:119,2 LH:56 @@ -594,12 +595,12 @@ LH:7 LF:8 end_of_record SF:src\math.jl -DA:5,3377 -DA:6,3377 -DA:7,3377 -DA:9,4860 -DA:10,4860 -DA:11,4860 +DA:5,3370 +DA:6,3370 +DA:7,3370 +DA:9,4852 +DA:10,4852 +DA:11,4852 DA:13,66 DA:14,66 DA:15,63 @@ -609,8 +610,8 @@ DA:22,7 DA:23,7 DA:25,9 DA:26,9 -DA:29,1995 -DA:30,1995 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-DA:75,3974 +DA:74,3972 +DA:75,3972 DA:101,1 DA:102,1 DA:106,412 @@ -1162,13 +1163,13 @@ DA:117,19 DA:118,19 DA:119,25 DA:120,13 -DA:134,1961 -DA:135,1961 -DA:136,1961 -DA:138,1961 -DA:139,1961 -DA:140,1961 -DA:142,15753 +DA:134,1960 +DA:135,1960 +DA:136,1960 +DA:138,1960 +DA:139,1960 +DA:140,1960 +DA:142,15744 DA:144,290 DA:145,2625 DA:147,1848 @@ -1200,16 +1201,16 @@ DA:202,713 DA:203,83 DA:204,43 DA:206,650 -DA:215,1715 -DA:216,1715 -DA:217,1716 -DA:218,2529 -DA:220,334 -DA:221,377 -DA:222,331 -DA:224,323 -DA:225,351 -DA:226,343 +DA:215,1721 +DA:216,1721 +DA:217,1722 +DA:218,2538 +DA:220,331 +DA:221,374 +DA:222,328 +DA:224,320 +DA:225,348 +DA:226,340 DA:234,1926 DA:235,1926 DA:236,2107 @@ -1219,10 +1220,10 @@ DA:241,160 DA:242,160 DA:252,575 DA:253,635 -DA:261,1468 +DA:261,1462 DA:262,710 DA:263,710 -DA:264,766 +DA:264,760 DA:266,2 DA:267,1 DA:268,1 @@ -1231,10 +1232,10 @@ DA:271,2 DA:272,2 DA:279,8 DA:280,4 -DA:291,674 -DA:293,2657 +DA:291,668 +DA:293,2651 DA:294,0 -DA:295,10949 +DA:295,10952 DA:301,8 DA:302,1 DA:303,2 @@ -1275,16 +1276,16 @@ DA:355,60 DA:356,1 DA:360,1 DA:361,9 -DA:362,7471 -DA:370,5528 +DA:362,7465 +DA:370,5522 DA:371,1753 DA:372,97 DA:374,6 DA:375,2 -DA:383,65321 +DA:383,65265 DA:384,1 DA:385,87 -DA:394,84719 +DA:394,84666 DA:395,1 DA:396,11 DA:397,157 @@ -1324,100 +1325,100 @@ LF:13 end_of_record SF:ext/DynamicQuantitiesLinearAlgebraExt.jl DA:8,0 -DA:9,1201 -DA:10,15776 -DA:35,9 +DA:9,1455 +DA:10,19030 +DA:35,11 DA:38,0 DA:44,0 -DA:48,36 -DA:49,18 -DA:50,18 -DA:51,18 -DA:79,18 -DA:80,18 -DA:81,18 -DA:103,36 -DA:106,216 -DA:107,36 -DA:146,9 -DA:147,9 -DA:149,9 -DA:150,9 -DA:152,18 -DA:153,18 -DA:154,18 -DA:156,9 -DA:157,9 -DA:158,9 -DA:191,18 -DA:192,18 +DA:48,44 +DA:49,22 +DA:50,22 +DA:51,22 +DA:79,22 +DA:80,22 +DA:81,22 +DA:103,44 +DA:106,264 +DA:107,44 +DA:146,11 +DA:147,11 +DA:149,11 +DA:150,11 +DA:152,22 +DA:153,22 +DA:154,22 +DA:156,11 +DA:157,11 +DA:158,11 +DA:191,22 +DA:192,22 LH:25 LF:28 end_of_record SF:ext/DynamicQuantitiesMeasurementsExt.jl -DA:6,72 -DA:7,99 -DA:8,90 -DA:9,45 -DA:11,18 -DA:12,18 -DA:15,27 -DA:16,27 +DA:6,88 +DA:7,121 +DA:8,110 +DA:9,55 +DA:11,22 +DA:12,22 +DA:15,33 +DA:16,33 LH:8 LF:8 end_of_record SF:ext/DynamicQuantitiesScientificTypesExt.jl -DA:7,18 -DA:8,54 +DA:7,22 +DA:8,66 LH:2 LF:2 end_of_record SF:ext/DynamicQuantitiesUnitfulExt.jl -DA:8,1020 -DA:9,1020 -DA:12,2230 -DA:13,10 -DA:14,10 -DA:15,70 +DA:8,1224 +DA:9,1224 +DA:12,2676 +DA:13,12 +DA:14,12 +DA:15,84 DA:16,0 -DA:18,80 -DA:19,10 -DA:22,1010 -DA:23,1010 -DA:24,1010 -DA:29,1020 -DA:30,1020 -DA:31,1020 -DA:32,1020 -DA:33,1020 -DA:34,10 -DA:36,1010 -DA:37,1010 -DA:38,7070 -DA:39,7070 -DA:40,4010 -DA:41,8080 -DA:42,1010 -DA:44,610 -DA:45,610 -DA:47,1010 -DA:48,1010 -DA:49,1010 -DA:50,1000 -DA:55,200 -DA:57,1210 -DA:58,1210 -DA:59,1210 -DA:62,4810 -DA:63,4810 -DA:64,4810 -DA:65,3610 -DA:66,3610 -DA:67,3610 -DA:68,2410 -DA:69,2410 -DA:70,1210 -DA:71,10 +DA:18,96 +DA:19,12 +DA:22,1212 +DA:23,1212 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on AffineDimensions) - - uconvert(u::AffineDimensions) as currently programmed, will populate the id field with the targeted unit of u - - (3) Tests - - (4) Documentation - - -using DynamicQuantities - -import DynamicQuantities.Units: UNIT_SYMBOLS, UNIT_MAPPING, UNIT_VALUES -import DynamicQuantities.ABSTRACT_QUANTITY_TYPES -import DynamicQuantities: DEFAULT_DIM_BASE_TYPE, DEFAULT_QUANTITY_TYPE, DEFAULT_VALUE_TYPE -import DynamicQuantities: WriteOnceReadMany, with_type_parameters, constructorof, isinteger, uexpand, uconvert, new_quantity -import DynamicQuantities.Constants: CONSTANT_SYMBOLS, CONSTANT_MAPPING, CONSTANT_VALUES -import DynamicQuantities: disambiguate_constant_symbol, ALL_MAPPING, ALL_VALUES -=# - - -const INDEX_TYPE = UInt16 const AbstractQuantityOrArray{T,D} = Union{UnionAbstractQuantity{T,D}, QuantityArray{T,<:Any,D}} abstract type AbstractAffineDimensions{R} <: AbstractDimensions{R} end @@ -52,6 +24,7 @@ function AffineDimensions{R}(s::Real, o::Real, dims::AbstractAffineDimensions, s return AffineDimensions{R}(new_s, new_o, basedim(dims), sym) end + function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::AbstractAffineDimensions, sym::Symbol=:nothing) where {R} new_s = s*scale(dims) new_o = offset(dims) + ustrip(si_units(o)) #Offset is always in SI units @@ -273,6 +246,15 @@ function Base.:^(l::AffineDimensions{R}, r::Number) where {R} ) end +function Base.:^(l::AffineDimensions{R}, r::Integer) where {R} + assert_no_offset(l) + return AffineDimensions( + scale = scale(l)^r, + offset = offset(l), + basedim = basedim(l)^tryrationalize(R, r) + ) +end + function Base.:inv(l::AffineDimensions{R}) where {R} assert_no_offset(l) return AffineDimensions( @@ -334,6 +316,7 @@ module AffineUnitsParse import ..DEFAULT_DIM_BASE_TYPE import ..WriteOnceReadMany + import ..SymbolicUnits.as_quantity #Constants are not imported const AFFINE_UNIT_SYMBOLS = WriteOnceReadMany([UNIT_SYMBOLS...]) @@ -393,8 +376,6 @@ module AffineUnitsParse end as_quantity(q::DEFAULT_AFFINE_QUANTITY_TYPE) = q - as_quantity(x::Number) = convert(DEFAULT_AFFINE_QUANTITY_TYPE, x) - as_quantity(x) = error("Unexpected type evaluated: $(typeof(x))") """ ua"[unit expression]" diff --git a/test/unittests.jl b/test/unittests.jl index 46c824f7..852b210e 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -2018,7 +2018,7 @@ end @test constructorof(AffineDimensions{Float64}) == AffineDimensions{Float64} @test Quantity(1.0, AffineDimensions(dimension(u"K"))) == u"K" @test AffineDimensions(scale=1, offset=0, basedim=dimension(u"K")) == AffineDimensions(basedim=dimension(u"K")) - @test AffineDimensions(scale=1, offset=0, basedim=u"K") == AffineDimensions(basedim=ua"K") + @test AffineDimensions(scale=1, offset=0, basedim=u"K") == AffineDimensions(basedim=dimension(ua"K")) @test AffineDimensions(scale=1.0, offset=273.15u"K", basedim=dimension(u"K")) == AffineDimensions(basedim=ua"°C") kelvin = AffineDimensions(basedim=u"K") @@ -2051,7 +2051,7 @@ end # Test uncovered operations @test (2.0ua"m")^2 == (2.0u"m")^2 - @test dimension(ua"m")^2 == dimension(ua"m^2") + @test dimension(ua"m")^Int32(2) == dimension(ua"m^2") @test 2.0u"m" + 2.0ua"m" === 4.0u"m" @test 2.0ua"m" + 2.0ua"m" === 4.0u"m" @test 2.0u"m" - 2.0ua"m" === 0.0u"m" From c94ffc9600ed5b686f988dcf1c6b8ff8816a91a0 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Tue, 4 Feb 2025 09:01:17 -0700 Subject: [PATCH 18/81] Renamed AffineUnitsParse to AffineUnits (for convention) --- src/affine_dimensions.jl | 8 ++++---- src/register_units.jl | 4 ++-- 2 files changed, 6 insertions(+), 6 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index fa03badf..b9ca9f15 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -291,7 +291,7 @@ Base.:(≈)(q1::UnionAbstractQuantity{<:Any, <:AbstractDimensions}, q2::UnionAbs # Units are stored using SymbolicDimensionsSingleton const DEFAULT_AFFINE_QUANTITY_TYPE = with_type_parameters(DEFAULT_QUANTITY_TYPE, DEFAULT_VALUE_TYPE, AffineDimensions{DEFAULT_DIM_BASE_TYPE}) -module AffineUnitsParse +module AffineUnits using DispatchDoctor: @unstable @@ -434,7 +434,7 @@ end -import .AffineUnitsParse: aff_uparse, update_external_affine_unit +import .AffineUnits: aff_uparse, update_external_affine_unit """ ua"[unit expression]" @@ -450,8 +450,8 @@ import .AffineUnitsParse: aff_uparse, update_external_affine_unit `Quantity(1.0, AffineDimensions(scale=1000.0, offset=0.0, basedim=Dimensions(length=1, time=-2)))`. """ macro ua_str(s) - ex = AffineUnitsParse.map_to_scope(Meta.parse(s)) - ex = :($AffineUnitsParse.as_quantity($ex)) + ex = AffineUnits.map_to_scope(Meta.parse(s)) + ex = :($AffineUnits.as_quantity($ex)) return esc(ex) end diff --git a/src/register_units.jl b/src/register_units.jl index 5aa74496..2aab0cff 100644 --- a/src/register_units.jl +++ b/src/register_units.jl @@ -86,9 +86,9 @@ end function _register_affine_unit(name, expr) name_symbol = Meta.quot(name) - index = get(AffineUnitsParse.AFFINE_UNIT_MAPPING, name, INDEX_TYPE(0)) + index = get(AffineUnits.AFFINE_UNIT_MAPPING, name, INDEX_TYPE(0)) if !iszero(index) - unit = AffineUnitsParse.AFFINE_UNIT_VALUES[index] + unit = AffineUnits.AFFINE_UNIT_VALUES[index] error("Unit `$name` is already defined as `$unit`") end return :($update_affine_values($name_symbol, $expr)) From 24bfebdca6c3e9f32c5bc1840a62aa84645c842a Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Tue, 4 Feb 2025 10:26:59 -0700 Subject: [PATCH 19/81] register_units now 100% covered --- lcov.info | 726 ++++++++++++++++++++------------------- src/affine_dimensions.jl | 44 +-- test/runtests.jl | 2 +- test/unittests.jl | 34 +- 4 files changed, 420 insertions(+), 386 deletions(-) diff --git a/lcov.info b/lcov.info index a5afa191..d2354b88 100644 --- a/lcov.info +++ b/lcov.info @@ -3,180 +3,180 @@ LH:0 LF:0 end_of_record SF:src\affine_dimensions.jl -DA:36,68 -DA:37,34 -DA:44,4 -DA:45,6 -DA:46,1 -DA:49,1 -DA:50,1 -DA:51,1 -DA:52,1 -DA:56,1 -DA:57,1 -DA:58,1 -DA:59,1 -DA:62,1 -DA:63,1 -DA:67,3 -DA:68,3 -DA:69,3 -DA:70,3 -DA:73,3 -DA:74,3 -DA:77,3 -DA:81,6 -DA:82,6 -DA:83,6 -DA:84,6 -DA:85,6 -DA:89,5 -DA:90,5 -DA:94,92 -DA:95,118 -DA:96,89 -DA:98,1 -DA:99,1 -DA:100,1 -DA:102,6 -DA:103,6 -DA:105,6 -DA:106,2 -DA:107,4 -DA:108,1 -DA:109,3 -DA:110,1 -DA:111,2 -DA:112,1 +DA:8,72 +DA:9,36 +DA:16,4 +DA:17,6 +DA:18,1 +DA:21,1 +DA:22,1 +DA:23,1 +DA:24,1 +DA:28,1 +DA:29,1 +DA:30,1 +DA:31,1 +DA:34,1 +DA:35,1 +DA:39,3 +DA:40,3 +DA:41,3 +DA:42,3 +DA:45,3 +DA:46,3 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DA:309,1359 LH:43 @@ -1122,11 +1124,11 @@ LH:34 LF:41 end_of_record SF:src\utils.jl -DA:3,14063 -DA:4,14063 -DA:5,14063 -DA:6,14063 -DA:14,13603 +DA:3,14046 +DA:4,14046 +DA:5,14046 +DA:6,14046 +DA:14,13632 DA:16,52 DA:17,52 DA:18,52 @@ -1151,25 +1153,25 @@ DA:68,0 DA:69,0 DA:70,0 DA:71,1 -DA:74,3972 -DA:75,3972 +DA:74,3962 +DA:75,3962 DA:101,1 DA:102,1 -DA:106,412 -DA:107,412 -DA:109,412 -DA:110,412 +DA:106,404 +DA:107,404 +DA:109,404 +DA:110,404 DA:117,19 DA:118,19 DA:119,25 DA:120,13 -DA:134,1960 -DA:135,1960 -DA:136,1960 -DA:138,1960 -DA:139,1960 -DA:140,1960 -DA:142,15744 +DA:134,1955 +DA:135,1955 +DA:136,1955 +DA:138,1955 +DA:139,1955 +DA:140,1955 +DA:142,16146 DA:144,290 DA:145,2625 DA:147,1848 @@ -1201,29 +1203,29 @@ DA:202,713 DA:203,83 DA:204,43 DA:206,650 -DA:215,1721 -DA:216,1721 -DA:217,1722 -DA:218,2538 -DA:220,331 -DA:221,374 -DA:222,328 -DA:224,320 -DA:225,348 -DA:226,340 -DA:234,1926 -DA:235,1926 -DA:236,2107 +DA:215,1713 +DA:216,1713 +DA:217,1714 +DA:218,2526 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end_of_record SF:ext/DynamicQuantitiesScientificTypesExt.jl -DA:7,22 -DA:8,66 +DA:7,2 +DA:8,6 LH:2 LF:2 end_of_record SF:ext/DynamicQuantitiesUnitfulExt.jl -DA:8,1224 -DA:9,1224 -DA:12,2676 -DA:13,12 -DA:14,12 -DA:15,84 +DA:8,102 +DA:9,102 +DA:12,223 +DA:13,1 +DA:14,1 +DA:15,7 DA:16,0 -DA:18,96 -DA:19,12 -DA:22,1212 -DA:23,1212 -DA:24,1212 -DA:29,1224 -DA:30,1224 -DA:31,1224 -DA:32,1224 -DA:33,1224 -DA:34,12 -DA:36,1212 -DA:37,1212 -DA:38,8484 -DA:39,8484 -DA:40,4812 -DA:41,9696 -DA:42,1212 -DA:44,732 -DA:45,732 -DA:47,1212 -DA:48,1212 -DA:49,1212 -DA:50,1200 -DA:55,240 -DA:57,1452 -DA:58,1452 -DA:59,1452 -DA:62,5772 -DA:63,5772 -DA:64,5772 -DA:65,4332 -DA:66,4332 -DA:67,4332 -DA:68,2892 -DA:69,2892 -DA:70,1452 -DA:71,12 +DA:18,8 +DA:19,1 +DA:22,101 +DA:23,101 +DA:24,101 +DA:29,102 +DA:30,102 +DA:31,102 +DA:32,102 +DA:33,102 +DA:34,1 +DA:36,101 +DA:37,101 +DA:38,707 +DA:39,707 +DA:40,401 +DA:41,808 +DA:42,101 +DA:44,61 +DA:45,61 +DA:47,101 +DA:48,101 +DA:49,101 +DA:50,100 +DA:55,20 +DA:57,121 +DA:58,121 +DA:59,121 +DA:62,481 +DA:63,481 +DA:64,481 +DA:65,361 +DA:66,361 +DA:67,361 +DA:68,241 +DA:69,241 +DA:70,121 +DA:71,1 LH:44 LF:45 end_of_record diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index b9ca9f15..8c1d6eec 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -27,23 +27,23 @@ end function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::AbstractAffineDimensions, sym::Symbol=:nothing) where {R} new_s = s*scale(dims) - new_o = offset(dims) + ustrip(si_units(o)) #Offset is always in SI units + new_o = offset(dims) + ustrip(siunits(o)) #Offset is always in SI units return AffineDimensions{R}(new_s, new_o, basedim(dims), sym) end function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::Dimensions, sym::Symbol=:nothing) where {R} - return AffineDimensions{R}(s, ustrip(si_units(o)), dims, sym) + return AffineDimensions{R}(s, ustrip(siunits(o)), dims, sym) end #Affine dimensions from quantities ========================================================================================================================= function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, q::UnionAbstractQuantity, sym::Symbol=:nothing) where R - q0 = si_units(0*q) #Origin point in SI units - oΔ = si_units(o) - si_units(0*o) #Offset is a difference in affine units + q0 = siunits(0*q) #Origin point in SI units + oΔ = siunits(o) - siunits(0*o) #Offset is a difference in affine units dimension(q0) == dimension(oΔ) || throw(DimensionError(o, q)) #Check the units and give an informative error #Obtain SI units of the scale and offset o_si = oΔ + q0 #Total offset is origin plus the offset - q_si = si_units(q) - q0 #The scaling quantity must remove the origin + q_si = siunits(q) - q0 #The scaling quantity must remove the origin #Call the SI quantity constructor return AffineDimensions{R}(s, o_si, q_si, sym) @@ -88,12 +88,12 @@ function Base.show(io::IO, d::AbstractAffineDimensions) end assert_no_offset(d::AffineDimensions) = iszero(offset(d)) || throw(AssertionError("AffineDimensions $(d) has a non-zero offset, implicit conversion is not allowed due to ambiguity. Use uexpand(x) to explicitly convert")) -si_units(q::UnionAbstractQuantity{<:Any, <:Dimensions}) = q -si_units(q::UnionAbstractQuantity{<:Any, <:AbstractSymbolicDimensions}) = uexpand(q) -function si_units(q::Q) where {T, R, D<:AbstractAffineDimensions{R}, Q<:UnionAbstractQuantity{T,D}} +siunits(q::UnionAbstractQuantity{<:Any, <:Dimensions}) = q +siunits(q::UnionAbstractQuantity{<:Any, <:AbstractSymbolicDimensions}) = uexpand(q) +function siunits(q::Q) where {T, R, D<:AbstractAffineDimensions{R}, Q<:UnionAbstractQuantity{T,D}} return force_convert(with_type_parameters(Q, T, Dimensions{R}), q) end -si_units(q::QuantityArray) = si_units.(q) +siunits(q::QuantityArray) = siunits.(q) """ @@ -103,7 +103,7 @@ Expand the affine units in a quantity to their base SI form. In other words, thi to one with Dimensions. The opposite of this function is uconvert, for converting to specific symbolic units, or, e.g., convert(Quantity{<:Any,<:AbstractSymbolicDimensions}, q), for assuming SI units as the output symbols. """ -uexpand(q::UnionAbstractQuantity{<:Any, <:AbstractAffineDimensions}) = si_units(q) +uexpand(q::UnionAbstractQuantity{<:Any, <:AbstractAffineDimensions}) = siunits(q) """ @@ -112,7 +112,7 @@ affine_quantity(q::UnionAbstractQuantity) Converts a quantity to its nearest affine quantity representation (with scale=1.0 and offset=0.0) """ function affine_quantity(q::Q) where {T, R, D<:AbstractDimensions{R}, Q<:UnionAbstractQuantity{T,D}} - q_si = si_units(q) + q_si = siunits(q) dims = AffineDimensions{R}(scale=1.0, offset=0.0, basedim=dimension(q_si)) q_val = convert(T, ustrip(q_si)) return constructorof(Q)(q_val, dims) @@ -124,7 +124,7 @@ affine_unit(q::UnionAbstractQuantity) Converts a quantity to its nearest affine unit (with scale=ustrip(q) and offset=0.0) """ function affine_unit(q::Q) where {T, R, D<:AbstractDimensions{R}, Q<:UnionAbstractQuantity{T,D}} - q_si = si_units(q) + q_si = siunits(q) dims = AffineDimensions{R}(scale=ustrip(q_si), offset=0.0, basedim=dimension(q_si)) return constructorof(Q)(one(T), dims) end @@ -202,17 +202,17 @@ end # Conversions for AbstractAffineDimensions |> AbstractSymbolicDimensions ======================================================= function uconvert(qout::UnionAbstractQuantity{<:Any, <:AbstractSymbolicDimensions}, qin::AbstractQuantityOrArray{<:Any, <:AbstractAffineDimensions}) - uconvert(qout, si_units(qin)) + uconvert(qout, siunits(qin)) end # Conversions for AbstractSymbolicDimensions |> AbstractAffineDimensions ======================================================= function uconvert(qout::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}, qin::AbstractQuantityOrArray{<:Any, <:AbstractSymbolicDimensions}) - uconvert(qout, si_units(qin)) + uconvert(qout, siunits(qin)) end # Conversions for AbstractAffineDimensions |> AbstractAffineDimensions ======================================================= function uconvert(qout::UnionAbstractQuantity{<:Any, <:AbstractAffineDimensions}, qin::AbstractQuantityOrArray{<:Any, <:AbstractAffineDimensions}) - uconvert(qout, si_units(qin)) + uconvert(qout, siunits(qin)) end # Multiplication and division of AffineDimensions =============================================================== @@ -275,18 +275,18 @@ Base.:+(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQu #Subtraction will return Quantity{T, Dimensions}, in special cases, differences between offsetted AffineDimensions is allowed as offsets cancel out function Base.:-(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) if dimension(q1) == dimension(q2) - return si_units(q1) - si_units(q2) + return siunits(q1) - siunits(q2) else return _no_offset_expand(q1) - _no_offset_expand(q2) end end -Base.:(==)(q1::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q2::UnionAbstractQuantity{<:Any, <:AffineDimensions}) = (si_units(q1) == si_units(q2)) -Base.:(==)(q1::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q2::UnionAbstractQuantity{<:Any, <:AbstractDimensions}) = (si_units(q1) == si_units(q2)) -Base.:(==)(q1::UnionAbstractQuantity{<:Any, <:AbstractDimensions}, q2::UnionAbstractQuantity{<:Any, <:AffineDimensions}) = (si_units(q1) == si_units(q2)) -Base.:(≈)(q1::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q2::UnionAbstractQuantity{<:Any, <:AffineDimensions}) = (si_units(q1) ≈ si_units(q2)) -Base.:(≈)(q1::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q2::UnionAbstractQuantity{<:Any, <:AbstractDimensions}) = (si_units(q1) ≈ si_units(q2)) -Base.:(≈)(q1::UnionAbstractQuantity{<:Any, <:AbstractDimensions}, q2::UnionAbstractQuantity{<:Any, <:AffineDimensions}) = (si_units(q1) ≈ si_units(q2)) +Base.:(==)(q1::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q2::UnionAbstractQuantity{<:Any, <:AffineDimensions}) = (siunits(q1) == siunits(q2)) +Base.:(==)(q1::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q2::UnionAbstractQuantity{<:Any, <:AbstractDimensions}) = (siunits(q1) == siunits(q2)) +Base.:(==)(q1::UnionAbstractQuantity{<:Any, <:AbstractDimensions}, q2::UnionAbstractQuantity{<:Any, <:AffineDimensions}) = (siunits(q1) == siunits(q2)) +Base.:(≈)(q1::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q2::UnionAbstractQuantity{<:Any, <:AffineDimensions}) = (siunits(q1) ≈ siunits(q2)) +Base.:(≈)(q1::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q2::UnionAbstractQuantity{<:Any, <:AbstractDimensions}) = (siunits(q1) ≈ siunits(q2)) +Base.:(≈)(q1::UnionAbstractQuantity{<:Any, <:AbstractDimensions}, q2::UnionAbstractQuantity{<:Any, <:AffineDimensions}) = (siunits(q1) ≈ siunits(q2)) # Units are stored using SymbolicDimensionsSingleton const DEFAULT_AFFINE_QUANTITY_TYPE = with_type_parameters(DEFAULT_QUANTITY_TYPE, DEFAULT_VALUE_TYPE, AffineDimensions{DEFAULT_DIM_BASE_TYPE}) diff --git a/test/runtests.jl b/test/runtests.jl index 48de86df..ce5a8a9d 100644 --- a/test/runtests.jl +++ b/test/runtests.jl @@ -4,7 +4,7 @@ import Ratios: SimpleRatio #= Run using: -julia --startup-file=no --depwarn=yes --threads=auto -e 'using Coverage; clean_folder(\"src\"); clean_folder(\"test\")' +julia --startup-file=no --depwarn=yes --threads=auto -e 'using Coverage; clean_folder(\"src\"); clean_folder(\"test\"); clean_folder(\"ext\")' julia --startup-file=no --depwarn=yes --threads=auto --code-coverage=user --project=. -e 'using Pkg; Pkg.test(coverage=true)' julia --startup-file=no --depwarn=yes --threads=auto coverage.jl =# diff --git a/test/unittests.jl b/test/unittests.jl index 852b210e..725a34ae 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -6,8 +6,9 @@ using DynamicQuantities: GenericQuantity, with_type_parameters, constructorof using DynamicQuantities: promote_quantity_on_quantity, promote_quantity_on_value using DynamicQuantities: UNIT_VALUES, UNIT_MAPPING, UNIT_SYMBOLS, ALL_MAPPING, ALL_SYMBOLS, ALL_VALUES using DynamicQuantities.SymbolicUnits: SYMBOLIC_UNIT_VALUES +using DynamicQuantities.AffineUnits: AFFINE_UNIT_SYMBOLS, AFFINE_UNIT_MAPPING, AFFINE_UNIT_VALUES using DynamicQuantities: map_dimensions -using DynamicQuantities: _register_unit +using DynamicQuantities: _register_unit, _register_affine_unit using Ratios: SimpleRatio using SaferIntegers: SafeInt16 using StaticArrays: SArray, MArray @@ -2165,8 +2166,10 @@ end # test block. map_count_before_registering = length(UNIT_MAPPING) all_map_count_before_registering = length(ALL_MAPPING) +affine_count_before_registering = length(AFFINE_UNIT_MAPPING) skipped_register_unit = false +#Registering Symbolic Units if :MyV ∉ UNIT_SYMBOLS # (In case we run this script twice) @eval @register_unit MyV u"V" else @@ -2179,7 +2182,18 @@ if :MySV2 ∉ UNIT_SYMBOLS @eval @register_unit MySV2 us"km/h" end +#Registering Affine Units +if :My°C ∉ AFFINE_UNIT_SYMBOLS # (In case we run this script twice) + @eval @register_affine_unit My°C ua"°C" +else + skipped_register_unit = true +end +if :My°C2 ∉ AFFINE_UNIT_SYMBOLS + @eval @register_affine_unit My°C2 dimension(ua"°C") +end + @test_throws "Unit `m` is already defined as `1.0 m`" esc(_register_unit(:m, u"s")) +@test_throws "Unit `°C` is already defined as `1.0 °C`" esc(_register_affine_unit(:°C, ua"°C")) # Constants as well: @test_throws "Unit `Ryd` is already defined" esc(_register_unit(:Ryd, u"Constants.Ryd")) @@ -2188,6 +2202,8 @@ end MyV = u"MyV" MySV = u"MySV" MySV2 = u"MySV2" + My°C = ua"My°C" + My°C2 = ua"My°C2" @test MyV === u"V" @test MyV == us"V" @@ -2195,20 +2211,36 @@ end @test MySV2 == us"km/h" @test MySV == ua"V" @test MySV2 == ua"km/h" + @test My°C == ua"My°C" + @test My°C == uexpand(ua"My°C") + @test My°C2 == ua"My°C2" + @test My°C2 == uexpand(ua"My°C2") if !skipped_register_unit @test length(UNIT_MAPPING) == map_count_before_registering + 3 @test length(ALL_MAPPING) == all_map_count_before_registering + 3 + @test length(AFFINE_UNIT_MAPPING) == affine_count_before_registering + 5 end for my_unit in (MySV, MyV) @test my_unit in UNIT_VALUES @test my_unit in ALL_VALUES @test my_unit in SYMBOLIC_UNIT_VALUES + @test my_unit in AFFINE_UNIT_VALUES #Non-affine units should also be registered end + for my_unit in (:MySV, :MyV) @test my_unit in UNIT_SYMBOLS @test my_unit in ALL_SYMBOLS + @test my_unit in AFFINE_UNIT_SYMBOLS #Non-affine units should also be registered + end + + for my_unit in (My°C, My°C2) #Affine units should only show up in the affine unit registry + @test my_unit in AFFINE_UNIT_VALUES + end + + for my_unit in (:My°C, :My°C2) #Affine units should only show up in the affine unit registry + @test my_unit in AFFINE_UNIT_SYMBOLS end end From bb6a70f5e7902945b171f2ff84a23b1356b9fce8 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Tue, 4 Feb 2025 12:15:46 -0700 Subject: [PATCH 20/81] Added documentation --- .vscode/settings.json | 2 -- README.md | 50 ++++++++++++++++++++++++++++++++++++- docs/make.jl | 1 + docs/src/affine_units.md | 53 ++++++++++++++++++++++++++++++++++++++++ test/affine_tests.jl | 39 ----------------------------- test/runtests.jl | 9 ------- 6 files changed, 103 insertions(+), 51 deletions(-) delete mode 100644 .vscode/settings.json create mode 100644 docs/src/affine_units.md delete mode 100644 test/affine_tests.jl diff --git a/.vscode/settings.json b/.vscode/settings.json deleted file mode 100644 index 7a73a41b..00000000 --- a/.vscode/settings.json +++ /dev/null @@ -1,2 +0,0 @@ -{ -} \ No newline at end of file diff --git a/README.md b/README.md index 3dec7312..03710fc0 100644 --- a/README.md +++ b/README.md @@ -262,7 +262,6 @@ Note that `SymbolicUnits` and `SymbolicConstants` are exported, so you can simply access these as `SymbolicUnits.cm` and `SymbolicConstants.h`, respectively. - #### Custom Units You can create custom units with the `@register_unit` macro: @@ -284,6 +283,55 @@ julia> 3us"V" |> us"OneFiveV" 2.0 OneFiveV ``` +### Affine Dimensions +Units that have an offset (such as °C = K + 273.15) are an unfortunate fact of life: they are used extensively but often result in ambiguous mathematical operations (many other packages, such as Unitful.jl only support limited operations for affine dimensions). `AffineDimensions` seeks to extend DynamicQuantities.jl to reduce dependence on Unitful.jl, and enable handling/converting such units in a flexible, type-stable manner. + +`AffineDimensions` are a generalization of `Dimensions` and `SymbolicDimensions`. While SymbolicDimensions essentially add a scale to Dimensions, AffineDimensions will add both a scale and an offset. Verious constructors can be used to construct `AffineDimensions` from other dimensions. +``` +kelvin = AffineDimensions(basedim=u"K") #Assumes a scale of 1 and offset 0 +rankine = AffineDimensions(scale=5/9, offset=0.0, basedim=dimension(u"K")) #Rankine is a scaled version of Kelvin, offset is assumed to be of units 'basedim' +fahrenheit = AffineDimensions(scale=1.0, offset=Quantity(459.67, rankine), basedim=rankine) #Its best to make offset a `Quantity` to be explicit +celsius = AffineDimensions(scale=9/5, offset=Quantity(32.0, rankine), basedim=fahrenheit) #When AffineDimensiosn are used, offset starts with basedim's offset +``` +#### Custom affine units +To access units from the affine unit registry, the string macro `ua"..."` can be used. This macro will always return quantities with AffineDimensions, even if a non-affine unit is called (it will simply have an offset of 0). Because AffineDimensions are a generalization of SymbolicDimensions, the affine unit registry will mirror the symbolic unit registry. +``` +@register_unit psi 6.89476us"kPa" +u"psi" +>> 6894.76 m⁻¹ kg s⁻² +us"psi" +>> 1.0 psi +ua"psi" +>> 1.0 psi +``` +However, strictly affine units cannot belong to the symbolic registry, so a different macro must be used on an AffineDimension (or quantity thereof) +``` +@register_affine_unit psig AffineDimensions(offset=u"Constants.atm", basedim=u"psi") #Gauge pressure implies atmospheric offset +ua"psig" +>> 1.0 psig +us"psig" +>> ERROR: LoadError: ArgumentError: Symbol psig not found in `Units` or `Constants`. +``` +Affine unit parsing can also be done outside of a macro using `aff_uparse(str::AbstractString)` +``` +aff_uparse("°C") +>> 1.0 °C +``` +#### Operations on affine quantities +In Unitful.jl, multiplication of affine quantities is not supported for affine dimensions: +``` +using Unitful +u"R"*0u"°C" +>> ERROR: AffineError: an invalid operation was attempted with affine units: °C +``` +This behaviour is mimicked in DynamicQuantities: +``` +using DynamicQuantities +u"Constants.R"*(0ua"°C") +>> AssertionError: AffineDimensions °C has a non-zero offset, implicit conversion is not allowed due to ambiguity. Use uexpand(x) to explicitly convert +``` +In general, it's best to treat quantities with AffineDimensions as placeholders and use `uexpand(q)` or `uconvert(units, q)` as soon as possible. The main objective of AffineDimesnions is to provide you with convenient, type-stable tools to do this conversion before applying mathematical operations. + ### Arrays diff --git a/docs/make.jl b/docs/make.jl index 96120d1f..14035dd5 100644 --- a/docs/make.jl +++ b/docs/make.jl @@ -46,6 +46,7 @@ makedocs(; "Units" => "units.md", "Constants" => "constants.md", "Symbolic Units" => "symbolic_units.md", + "Affine Units" => "affine_units.md", "Types" => "types.md", ], warnonly = [:missing_docs] diff --git a/docs/src/affine_units.md b/docs/src/affine_units.md new file mode 100644 index 00000000..48ff9043 --- /dev/null +++ b/docs/src/affine_units.md @@ -0,0 +1,53 @@ +# Affine Dimensions +Units that have an offset (such as °C = K + 273.15) are an unfortunate fact of life: they are used extensively but often result in ambiguous mathematical operations (many other packages, such as Unitful.jl only support limited operations for affine dimensions). `AffineDimensions` seeks to extend DynamicQuantities.jl to reduce dependence on Unitful.jl, and enable handling/converting such units in a flexible, type-stable manner. + +`AffineDimensions` are a generalization of `Dimensions` and `SymbolicDimensions`. While SymbolicDimensions essentially add a scale to Dimensions, AffineDimensions will add both a scale and an offset. Verious constructors can be used to construct `AffineDimensions` from other dimensions. +``` +kelvin = AffineDimensions(basedim=u"K") #Assumes a scale of 1 and offset 0 +rankine = AffineDimensions(scale=5/9, offset=0.0, basedim=dimension(u"K")) #Rankine is a scaled version of Kelvin, offset is assumed to be of units 'basedim' +fahrenheit = AffineDimensions(scale=1.0, offset=Quantity(459.67, rankine), basedim=rankine) #Its best to make offset a `Quantity` to be explicit +celsius = AffineDimensions(scale=9/5, offset=Quantity(32.0, rankine), basedim=fahrenheit) #When AffineDimensiosn are used, offset starts with basedim's offset +``` +## Registration and parsing +To access units from the affine unit registry, the string macro `ua"..."` can be used. This macro will always return quantities with AffineDimensions, even if a non-affine unit is called (it will simply have an offset of 0). Because AffineDimensions are a generalization of SymbolicDimensions, the affine unit registry will mirror the symbolic unit registry. +``` +@register_unit psi 6.89476us"kPa" +u"psi" +>> 6894.76 m⁻¹ kg s⁻² +us"psi" +>> 1.0 psi +ua"psi" +>> 1.0 psi +``` +However, strictly affine units cannot belong to the symbolic registry, so a different macro must be used on an AffineDimension (or quantity thereof) +``` +@register_affine_unit psig AffineDimensions(offset=u"Constants.atm", basedim=u"psi") #Gauge pressure implies atmospheric offset +ua"psig" +>> 1.0 psig +us"psig" +>> ERROR: LoadError: ArgumentError: Symbol psig not found in `Units` or `Constants`. +``` +Affine unit parsing can also be done outside of a macro using `aff_uparse(str::AbstractString)` +``` +aff_uparse("°C") +>> 1.0 °C +``` +```@docs +@ua_str +@register_affine_units +aff_uparse +``` +## Operations +In Unitful.jl, multiplication of affine quantities is not supported for affine dimensions: +``` +using Unitful +u"R"*0u"°C" +>> ERROR: AffineError: an invalid operation was attempted with affine units: °C +``` +This behaviour is mimicked in DynamicQuantities: +``` +using DynamicQuantities +u"Constants.R"*(0ua"°C") +>> AssertionError: AffineDimensions °C has a non-zero offset, implicit conversion is not allowed due to ambiguity. Use uexpand(x) to explicitly convert +``` +In general, it's best to treat quantities with AffineDimensions as placeholders and use `uexpand(q)` or `uconvert(units, q)` as soon as possible. The main objective of AffineDimesnions is to provide you with convenient, type-stable tools to do this conversion before applying mathematical operations. \ No newline at end of file diff --git a/test/affine_tests.jl b/test/affine_tests.jl deleted file mode 100644 index 4fda4830..00000000 --- a/test/affine_tests.jl +++ /dev/null @@ -1,39 +0,0 @@ -using Revise -using Test -using DynamicQuantities - -DT = DynamicQuantities.DEFAULT_DIM_BASE_TYPE -kelvin = AffineDimensions(scale=1.0, offset=0.0, basedim=u"K") -rankine = AffineDimensions(scale=5/9, offset=0.0, basedim=kelvin) -fahrenheit = AffineDimensions(scale=1.0, offset=459.67, basedim=rankine) -celsius = AffineDimensions(scale=9/5, offset=32, basedim=fahrenheit) - - -uconvert(Quantity(1.0, fahrenheit), Quantity(-40.0, celsius)) -uconvert(Quantity(1.0, celsius), Quantity(-40.0, fahrenheit)) -uconvert(us"K", Quantity(-40.0, celsius)) - -Quantity(-40.0, celsius) isa DynamicQuantities.AbstractQuantityOrArray{<:Any, <:AbstractAffineDimensions} - -Quantity(1.0, kelvin)*Quantity(1.0, kelvin) - -velocity = ua"mm/s" - -@register_unit lb 0.453592u"kg" -mass_flow = ua"lb/min" - -@register_unit psi 6.89476us"kPa" -@register_affine_unit psig AffineDimensions(offset=u"Constants.atm", basedim=u"psi") -uconvert(ua"psig", u"Constants.atm") -uexpand(0ua"psig") - -@register_unit half_meter 0.5u"m" -AffineDimensions(offset=1, basedim=0.5u"m") -AffineDimensions(offset=1, basedim=u"half_meter") - -uconvert(ua"°C", 0ua"°F") -uconvert(ua"°F", 0ua"°C") -uexpand(0ua"°F") -uconvert(ua"°C", 0u"K") -uconvert(ua"°C", -40ua"°F") -uconvert(ua"°F", -40ua"°C") \ No newline at end of file diff --git a/test/runtests.jl b/test/runtests.jl index ce5a8a9d..f8ddaf0b 100644 --- a/test/runtests.jl +++ b/test/runtests.jl @@ -2,13 +2,6 @@ using TestItems: @testitem using TestItemRunner import Ratios: SimpleRatio -#= -Run using: -julia --startup-file=no --depwarn=yes --threads=auto -e 'using Coverage; clean_folder(\"src\"); clean_folder(\"test\"); clean_folder(\"ext\")' -julia --startup-file=no --depwarn=yes --threads=auto --code-coverage=user --project=. -e 'using Pkg; Pkg.test(coverage=true)' -julia --startup-file=no --depwarn=yes --threads=auto coverage.jl -=# - Base.round(::Type{T}, x::SimpleRatio) where {T} = round(T, x.num // x.den) @eval @testitem "Test initial imports" begin @@ -25,14 +18,12 @@ end include("test_unitful.jl") end end - @testitem "ScientificTypes.jl integration tests" begin include("test_scitypes.jl") end @testitem "Measurements.jl integration tests" begin include("test_measurements.jl") end - ## Broken; see https://github.com/SymbolicML/DynamicQuantities.jl/issues/118 # @testitem "Meshes.jl integration tests" begin # include("test_meshes.jl") From 39ac03a529351656166fa3a9e7519c4a7316ceae Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Tue, 4 Feb 2025 12:27:49 -0700 Subject: [PATCH 21/81] Added docu for @register_affine_unit --- README.md | 2 +- src/register_units.jl | 23 +++++++++++++++++++++++ 2 files changed, 24 insertions(+), 1 deletion(-) diff --git a/README.md b/README.md index 03710fc0..025d7193 100644 --- a/README.md +++ b/README.md @@ -283,7 +283,7 @@ julia> 3us"V" |> us"OneFiveV" 2.0 OneFiveV ``` -### Affine Dimensions +### Affine units Units that have an offset (such as °C = K + 273.15) are an unfortunate fact of life: they are used extensively but often result in ambiguous mathematical operations (many other packages, such as Unitful.jl only support limited operations for affine dimensions). `AffineDimensions` seeks to extend DynamicQuantities.jl to reduce dependence on Unitful.jl, and enable handling/converting such units in a flexible, type-stable manner. `AffineDimensions` are a generalization of `Dimensions` and `SymbolicDimensions`. While SymbolicDimensions essentially add a scale to Dimensions, AffineDimensions will add both a scale and an offset. Verious constructors can be used to construct `AffineDimensions` from other dimensions. diff --git a/src/register_units.jl b/src/register_units.jl index 2aab0cff..9c669aca 100644 --- a/src/register_units.jl +++ b/src/register_units.jl @@ -79,7 +79,30 @@ function _register_unit(name::Symbol, value) return reg_expr end +""" + @register_affine_unit symbol value + +Register a new unit under the given symbol in the AFFINE UNIT REGISTRY ONLY. +All units registered with @register_unit will automatically be registered in the affine units registry +``` +@register_unit psi 6.89476us"kPa" +u"psi" +>> 6894.76 m⁻¹ kg s⁻² +us"psi" +>> 1.0 psi +ua"psi" +>> 1.0 psi +``` +However, strictly affine units cannot belong to the symbolic registry, so a different macro must be used on an AffineDimension (or quantity thereof) +``` +@register_affine_unit psig AffineDimensions(offset=u"Constants.atm", basedim=u"psi") #Gauge pressure implies atmospheric offset +ua"psig" +>> 1.0 psig +us"psig" +>> ERROR: LoadError: ArgumentError: Symbol psig not found in `Units` or `Constants`. + ``` +""" macro register_affine_unit(name, expr) return esc(_register_affine_unit(name, expr)) end From 782c1bfd1b8bda4eed608c67d52f67a4271dd77d Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Tue, 4 Feb 2025 12:35:43 -0700 Subject: [PATCH 22/81] Fixed indentation issue --- src/register_units.jl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/register_units.jl b/src/register_units.jl index 9c669aca..2f016113 100644 --- a/src/register_units.jl +++ b/src/register_units.jl @@ -101,7 +101,7 @@ ua"psig" >> 1.0 psig us"psig" >> ERROR: LoadError: ArgumentError: Symbol psig not found in `Units` or `Constants`. - ``` +``` """ macro register_affine_unit(name, expr) return esc(_register_affine_unit(name, expr)) From e8197bdf3ee351f124970201a9cf4afd9173bac3 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Tue, 4 Feb 2025 12:38:12 -0700 Subject: [PATCH 23/81] Fixed documenter typo --- docs/src/affine_units.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/docs/src/affine_units.md b/docs/src/affine_units.md index 48ff9043..4813f23f 100644 --- a/docs/src/affine_units.md +++ b/docs/src/affine_units.md @@ -34,7 +34,7 @@ aff_uparse("°C") ``` ```@docs @ua_str -@register_affine_units +@register_affine_unit aff_uparse ``` ## Operations From fa1709be1ee7d5872078c9574160842d1e198ad4 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez <40864154+Deduction42@users.noreply.github.com> Date: Tue, 4 Feb 2025 12:54:14 -0700 Subject: [PATCH 24/81] Delete lcov.info Coverage file not required --- lcov.info | 1426 ----------------------------------------------------- 1 file changed, 1426 deletions(-) delete mode 100644 lcov.info diff --git a/lcov.info b/lcov.info deleted file mode 100644 index d2354b88..00000000 --- a/lcov.info +++ /dev/null @@ -1,1426 +0,0 @@ -SF:src\DynamicQuantities.jl -LH:0 -LF:0 -end_of_record -SF:src\affine_dimensions.jl -DA:8,72 -DA:9,36 -DA:16,4 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-DA:12,223 -DA:13,1 -DA:14,1 -DA:15,7 -DA:16,0 -DA:18,8 -DA:19,1 -DA:22,101 -DA:23,101 -DA:24,101 -DA:29,102 -DA:30,102 -DA:31,102 -DA:32,102 -DA:33,102 -DA:34,1 -DA:36,101 -DA:37,101 -DA:38,707 -DA:39,707 -DA:40,401 -DA:41,808 -DA:42,101 -DA:44,61 -DA:45,61 -DA:47,101 -DA:48,101 -DA:49,101 -DA:50,100 -DA:55,20 -DA:57,121 -DA:58,121 -DA:59,121 -DA:62,481 -DA:63,481 -DA:64,481 -DA:65,361 -DA:66,361 -DA:67,361 -DA:68,241 -DA:69,241 -DA:70,121 -DA:71,1 -LH:44 -LF:45 -end_of_record From c1c4045677ecfb9a2ff06aca36321ab69d7d3b66 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Tue, 4 Feb 2025 15:26:14 -0700 Subject: [PATCH 25/81] Added "psig" to affine unit tests, added warning tests --- test/unittests.jl | 25 ++++++++++++++++--------- 1 file changed, 16 insertions(+), 9 deletions(-) diff --git a/test/unittests.jl b/test/unittests.jl index 725a34ae..081921c4 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -2082,12 +2082,11 @@ end @test isnothing(show(io, (dimension(°F), dimension(ua"K"), psi, celsius, fahrenheit))) # Test updating affine units - @test DynamicQuantities.update_external_affine_unit(:°C, °C) === nothing - @test DynamicQuantities.update_external_affine_unit(:°C, dimension(°C)) === nothing - @test DynamicQuantities.update_external_affine_unit(dimension(°C)) === nothing + @test_warn "unit °C already exists, skipping" DynamicQuantities.update_external_affine_unit(:°C, °C) + @test_warn "unit °C already exists, skipping" DynamicQuantities.update_external_affine_unit(:°C, dimension(°C)) + @test_warn "unit °C already exists, skipping" DynamicQuantities.update_external_affine_unit(dimension(°C)) @test_throws "Cannot register affine dimension if symbol is :nothing" DynamicQuantities.update_external_affine_unit(celsius) - end @@ -2183,10 +2182,12 @@ if :MySV2 ∉ UNIT_SYMBOLS end #Registering Affine Units +if :psig ∉ AFFINE_UNIT_SYMBOLS #This example is in the documentation so it better work + @eval @register_unit psi 6.89476us"kPa" + @eval @register_affine_unit psig AffineDimensions(offset=u"Constants.atm", basedim=u"psi") +end if :My°C ∉ AFFINE_UNIT_SYMBOLS # (In case we run this script twice) @eval @register_affine_unit My°C ua"°C" -else - skipped_register_unit = true end if :My°C2 ∉ AFFINE_UNIT_SYMBOLS @eval @register_affine_unit My°C2 dimension(ua"°C") @@ -2204,6 +2205,8 @@ end MySV2 = u"MySV2" My°C = ua"My°C" My°C2 = ua"My°C2" + psi = u"psi" + psig = ua"psig" @test MyV === u"V" @test MyV == us"V" @@ -2211,15 +2214,19 @@ end @test MySV2 == us"km/h" @test MySV == ua"V" @test MySV2 == ua"km/h" + @test psi == ua"psi" + @test psi == u"psi" + @test psig == ua"psig" + @test 0*psig == u"Constants.atm" @test My°C == ua"My°C" @test My°C == uexpand(ua"My°C") @test My°C2 == ua"My°C2" @test My°C2 == uexpand(ua"My°C2") if !skipped_register_unit - @test length(UNIT_MAPPING) == map_count_before_registering + 3 - @test length(ALL_MAPPING) == all_map_count_before_registering + 3 - @test length(AFFINE_UNIT_MAPPING) == affine_count_before_registering + 5 + @test length(UNIT_MAPPING) == map_count_before_registering + 4 + @test length(ALL_MAPPING) == all_map_count_before_registering + 4 + @test length(AFFINE_UNIT_MAPPING) == affine_count_before_registering + 6 end for my_unit in (MySV, MyV) From b9c13289c7ebec3a3117d17bae322fbd58cfb123 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Tue, 4 Feb 2025 15:43:03 -0700 Subject: [PATCH 26/81] Fixed a counting issue in tests --- test/unittests.jl | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/test/unittests.jl b/test/unittests.jl index 081921c4..0e4a110b 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -2180,11 +2180,15 @@ end if :MySV2 ∉ UNIT_SYMBOLS @eval @register_unit MySV2 us"km/h" end +if :psi ∉ UNIT_SYMBOLS + @eval @register_unit psi 6.89476us"kPa" +end #Registering Affine Units if :psig ∉ AFFINE_UNIT_SYMBOLS #This example is in the documentation so it better work - @eval @register_unit psi 6.89476us"kPa" @eval @register_affine_unit psig AffineDimensions(offset=u"Constants.atm", basedim=u"psi") +else + skipped_register_unit = true end if :My°C ∉ AFFINE_UNIT_SYMBOLS # (In case we run this script twice) @eval @register_affine_unit My°C ua"°C" @@ -2226,7 +2230,7 @@ end if !skipped_register_unit @test length(UNIT_MAPPING) == map_count_before_registering + 4 @test length(ALL_MAPPING) == all_map_count_before_registering + 4 - @test length(AFFINE_UNIT_MAPPING) == affine_count_before_registering + 6 + @test length(AFFINE_UNIT_MAPPING) == affine_count_before_registering + 7 end for my_unit in (MySV, MyV) From be7df255640d494cc6d1c732e93ea407f8a59c47 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Wed, 5 Feb 2025 09:44:40 -0700 Subject: [PATCH 27/81] Registered degC and degF, tested them --- src/affine_dimensions.jl | 2 ++ test/unittests.jl | 2 ++ 2 files changed, 4 insertions(+) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 8c1d6eec..ce398a16 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -427,7 +427,9 @@ module AffineUnits °C = Quantity(1.0, AffineDimensions(scale=1.0, offset=273.15*K, basedim=K, symbol=:°C)) °F = Quantity(1.0, AffineDimensions(scale=5/9, offset=(-160/9)°C, basedim=°C, symbol=:°F)) update_external_affine_unit(dimension(°C)) + update_external_affine_unit(:degC, dimension(°C)) update_external_affine_unit(dimension(°F)) + update_external_affine_unit(:degF, dimension(°F)) end end diff --git a/test/unittests.jl b/test/unittests.jl index 0e4a110b..ec14d4db 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -2012,6 +2012,8 @@ end @test inv(mps) == u"s/m" @test mps^2 == u"m^2/s^2" + @test °C == ua"degC" + @test °F == ua"degF" # Constructors @test with_type_parameters(AffineDimensions, Float64) == AffineDimensions{Float64} From ed6e0ab2021fae163b84149f0918c52b65fb97a3 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Mon, 10 Feb 2025 08:58:32 -0700 Subject: [PATCH 28/81] AffineDimension equality ignores symbolic name --- src/affine_dimensions.jl | 1 + test/unittests.jl | 2 ++ 2 files changed, 3 insertions(+) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index ce398a16..d335d3f8 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -287,6 +287,7 @@ Base.:(==)(q1::UnionAbstractQuantity{<:Any, <:AbstractDimensions}, q2::UnionAbst Base.:(≈)(q1::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q2::UnionAbstractQuantity{<:Any, <:AffineDimensions}) = (siunits(q1) ≈ siunits(q2)) Base.:(≈)(q1::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q2::UnionAbstractQuantity{<:Any, <:AbstractDimensions}) = (siunits(q1) ≈ siunits(q2)) Base.:(≈)(q1::UnionAbstractQuantity{<:Any, <:AbstractDimensions}, q2::UnionAbstractQuantity{<:Any, <:AffineDimensions}) = (siunits(q1) ≈ siunits(q2)) +Base.:(==)(d1::AffineDimensions, d2::AffineDimensions) = (d1.scale==d2.scale) & (d1.offset==d2.offset) & (d1.basedim == d2.basedim) # Units are stored using SymbolicDimensionsSingleton const DEFAULT_AFFINE_QUANTITY_TYPE = with_type_parameters(DEFAULT_QUANTITY_TYPE, DEFAULT_VALUE_TYPE, AffineDimensions{DEFAULT_DIM_BASE_TYPE}) diff --git a/test/unittests.jl b/test/unittests.jl index ec14d4db..fddb3b17 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -2014,6 +2014,8 @@ end @test °C == ua"degC" @test °F == ua"degF" + @test dimension(°C) == dimension(ua"degC") + @test (°C - ua"degC") == 0.0u"K" # Constructors @test with_type_parameters(AffineDimensions, Float64) == AffineDimensions{Float64} From b3484d0b8a2565f1d92c80b6868b171b59a4e8f0 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez <40864154+Deduction42@users.noreply.github.com> Date: Tue, 18 Feb 2025 13:15:32 -0700 Subject: [PATCH 29/81] Update README.md Shortened the explanations of AffineDimensions --- README.md | 21 +++++++++------------ 1 file changed, 9 insertions(+), 12 deletions(-) diff --git a/README.md b/README.md index 025d7193..ec883216 100644 --- a/README.md +++ b/README.md @@ -284,23 +284,21 @@ julia> 3us"V" |> us"OneFiveV" ``` ### Affine units -Units that have an offset (such as °C = K + 273.15) are an unfortunate fact of life: they are used extensively but often result in ambiguous mathematical operations (many other packages, such as Unitful.jl only support limited operations for affine dimensions). `AffineDimensions` seeks to extend DynamicQuantities.jl to reduce dependence on Unitful.jl, and enable handling/converting such units in a flexible, type-stable manner. - -`AffineDimensions` are a generalization of `Dimensions` and `SymbolicDimensions`. While SymbolicDimensions essentially add a scale to Dimensions, AffineDimensions will add both a scale and an offset. Verious constructors can be used to construct `AffineDimensions` from other dimensions. +Units that have an offset (such as °C = K + 273.15) are an unfortunate fact of life. `AffineDimensions` seeks to extend DynamicQuantities.jl to reduce dependence on Unitful.jl, and enable handling/converting such units in a flexible, type-stable manner. You can access these units through the `ua"..."` string macro: +``` +t = ua"degC" +t = ua"°C" +t = ua"°F" +``` +Because `AffineDimensions` are more general than `SymbolicDimensions`, units available `SymbolicDimensions` are also available in `AffineDimensions`, allowing you to have something that can handle affine and non-affine quantities in a type-stable manner ``` -kelvin = AffineDimensions(basedim=u"K") #Assumes a scale of 1 and offset 0 -rankine = AffineDimensions(scale=5/9, offset=0.0, basedim=dimension(u"K")) #Rankine is a scaled version of Kelvin, offset is assumed to be of units 'basedim' -fahrenheit = AffineDimensions(scale=1.0, offset=Quantity(459.67, rankine), basedim=rankine) #Its best to make offset a `Quantity` to be explicit -celsius = AffineDimensions(scale=9/5, offset=Quantity(32.0, rankine), basedim=fahrenheit) #When AffineDimensiosn are used, offset starts with basedim's offset +p = ua"kPa" ``` + #### Custom affine units To access units from the affine unit registry, the string macro `ua"..."` can be used. This macro will always return quantities with AffineDimensions, even if a non-affine unit is called (it will simply have an offset of 0). Because AffineDimensions are a generalization of SymbolicDimensions, the affine unit registry will mirror the symbolic unit registry. ``` @register_unit psi 6.89476us"kPa" -u"psi" ->> 6894.76 m⁻¹ kg s⁻² -us"psi" ->> 1.0 psi ua"psi" >> 1.0 psi ``` @@ -332,7 +330,6 @@ u"Constants.R"*(0ua"°C") ``` In general, it's best to treat quantities with AffineDimensions as placeholders and use `uexpand(q)` or `uconvert(units, q)` as soon as possible. The main objective of AffineDimesnions is to provide you with convenient, type-stable tools to do this conversion before applying mathematical operations. - ### Arrays For working with an array of quantities that have the same dimensions, From 3934787c8363c813cc6054898a642b34b6d1b820 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez <40864154+Deduction42@users.noreply.github.com> Date: Tue, 18 Feb 2025 13:24:58 -0700 Subject: [PATCH 30/81] Update README.md Undid stray edit --- README.md | 1 + 1 file changed, 1 insertion(+) diff --git a/README.md b/README.md index ec883216..f0a1fe0f 100644 --- a/README.md +++ b/README.md @@ -262,6 +262,7 @@ Note that `SymbolicUnits` and `SymbolicConstants` are exported, so you can simply access these as `SymbolicUnits.cm` and `SymbolicConstants.h`, respectively. + #### Custom Units You can create custom units with the `@register_unit` macro: From 513d7f384fafd5adff7f62eeeea0e5a49524f09b Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Tue, 18 Feb 2025 13:27:31 -0700 Subject: [PATCH 31/81] Changed order of inclusion for affine_dimensions.jl --- src/DynamicQuantities.jl | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/DynamicQuantities.jl b/src/DynamicQuantities.jl index fe32142f..6614525d 100644 --- a/src/DynamicQuantities.jl +++ b/src/DynamicQuantities.jl @@ -30,10 +30,11 @@ using DispatchDoctor: @stable include("constants.jl") include("uparse.jl") include("symbolic_dimensions.jl") + include("affine_dimensions.jl") include("complex.jl") include("register_units.jl") include("disambiguities.jl") - include("affine_dimensions.jl") + include("deprecated.jl") end From 9e261a1cbf0b46231fa45d9eeb427e57d5a7a24b Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Tue, 18 Feb 2025 19:43:47 -0700 Subject: [PATCH 32/81] Style changes and moved operators to map_dimensions --- src/affine_dimensions.jl | 199 ++++++++++++++++++--------------------- 1 file changed, 92 insertions(+), 107 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index d335d3f8..b8f968c5 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -5,6 +5,12 @@ abstract type AbstractAffineDimensions{R} <: AbstractDimensions{R} end const AffineOrSymbolicDimensions{R} = Union{AbstractAffineDimensions{R}, AbstractSymbolicDimensions{R}} +""" + AffineDimensions{R}(scale::Float64, offset:Float64, basedim::Dimensions{R}, symbol::Symbol=nothing) + +AffineDimensions adds a scale and offset to Dimensions{R} allowing the expression of affine transformations of units (for example °C) +The offset parameter is in SI units (i.e. having the dimension of basedim) +""" @kwdef struct AffineDimensions{R} <: AbstractAffineDimensions{R} scale::Float64 = 1.0 offset::Float64 = 0.0 @@ -12,12 +18,12 @@ const AffineOrSymbolicDimensions{R} = Union{AbstractAffineDimensions{R}, Abstrac symbol::Symbol = :nothing end -#Inferring the type parameter R ======================================================================================================================== +# Inferring the type parameter R AffineDimensions(s, o, dims::AbstractDimensions{R}, sym::Symbol=:nothing) where {R} = AffineDimensions{R}(s, o, dims, sym) AffineDimensions(s, o, q::UnionAbstractQuantity{<:Any,<:AbstractDimensions{R}}, sym::Symbol=:nothing) where {R} = AffineDimensions{R}(s, o, q, sym) AffineDimensions(d::Dimensions{R}) where R = AffineDimensions{R}(scale=1.0, offset=0.0, basedim=d, symbol=:nothing) -#Affine dimensions from other affine dimensions ========================================================================================================= +# Affine dimensions from other affine dimensions function AffineDimensions{R}(s::Real, o::Real, dims::AbstractAffineDimensions, sym::Symbol=:nothing) where {R} new_s = s*scale(dims) new_o = offset(dims) + o*scale(dims) #Scale of o is assumed to be scale of base dimensions @@ -35,10 +41,10 @@ function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::Dimensions return AffineDimensions{R}(s, ustrip(siunits(o)), dims, sym) end -#Affine dimensions from quantities ========================================================================================================================= -function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, q::UnionAbstractQuantity, sym::Symbol=:nothing) where R - q0 = siunits(0*q) #Origin point in SI units - oΔ = siunits(o) - siunits(0*o) #Offset is a difference in affine units +# Affine dimensions from quantities +function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, q::UnionAbstractQuantity, sym::Symbol=:nothing) where {R} + q0 = siunits(0*q) #Origin point in SI units + oΔ = siunits(o) - siunits(0*o) #Offset is a difference in affine units dimension(q0) == dimension(oΔ) || throw(DimensionError(o, q)) #Check the units and give an informative error #Obtain SI units of the scale and offset @@ -49,27 +55,27 @@ function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, q::UnionAbstract return AffineDimensions{R}(s, o_si, q_si, sym) end -#Base case when everyting is convrted to si units (offset is assumed to be in SI units) -function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity{<:Any,<:Dimensions}, q::UnionAbstractQuantity{<:Any,<:Dimensions}, sym::Symbol=:nothing) where R +# Base case when everyting is convrted to si units (offset is assumed to be in SI units) +function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity{<:Any,<:Dimensions}, q::UnionAbstractQuantity{<:Any,<:Dimensions}, sym::Symbol=:nothing) where {R} dimension(o) == dimension(q) || throw(DimensionError(o, q)) o_val = ustrip(o) q_val = ustrip(q) return AffineDimensions{R}(s*q_val, o_val, dimension(q), sym) end -#If a quantity is used only for the dimension, the offset is assumed to be in the same scale as the quantity +# If a quantity is used only for the dimension, the offset is assumed to be in the same scale as the quantity function AffineDimensions{R}(s::Real, o::Real, q::Q, sym::Symbol=:nothing) where {R, Q<:UnionAbstractQuantity} return AffineDimensions{R}(s, o*q, q, sym) end -scale(d::AffineDimensions) = d.scale +scale(d::AffineDimensions) = d.scale offset(d::AffineDimensions) = d.offset basedim(d::AffineDimensions) = d.basedim with_type_parameters(::Type{<:AffineDimensions}, ::Type{R}) where {R} = AffineDimensions{R} constructorof(::Type{AffineDimensions}) = AffineDimensions{DEFAULT_DIM_BASE_TYPE} -constructorof(::Type{AffineDimensions{R}}) where R = AffineDimensions{R} +constructorof(::Type{AffineDimensions{R}}) where {R} = AffineDimensions{R} function Base.show(io::IO, d::AbstractAffineDimensions) addsign = ifelse(offset(d)<0, "-" , "+") @@ -88,30 +94,30 @@ function Base.show(io::IO, d::AbstractAffineDimensions) end assert_no_offset(d::AffineDimensions) = iszero(offset(d)) || throw(AssertionError("AffineDimensions $(d) has a non-zero offset, implicit conversion is not allowed due to ambiguity. Use uexpand(x) to explicitly convert")) -siunits(q::UnionAbstractQuantity{<:Any, <:Dimensions}) = q -siunits(q::UnionAbstractQuantity{<:Any, <:AbstractSymbolicDimensions}) = uexpand(q) -function siunits(q::Q) where {T, R, D<:AbstractAffineDimensions{R}, Q<:UnionAbstractQuantity{T,D}} +siunits(q::UnionAbstractQuantity{<:Any,<:Dimensions}) = q +siunits(q::UnionAbstractQuantity{<:Any,<:AbstractSymbolicDimensions}) = uexpand(q) +function siunits(q::Q) where {T,R,D<:AbstractAffineDimensions{R},Q<:UnionAbstractQuantity{T,D}} return force_convert(with_type_parameters(Q, T, Dimensions{R}), q) end siunits(q::QuantityArray) = siunits.(q) """ -uexpand(q::Q) where {T, R, D<:AbstractAffineDimensions{R}, Q<:UnionAbstractQuantity{T,D}} + uexpand(q::Q) where {T,R,D<:AbstractAffineDimensions{R},Q<:UnionAbstractQuantity{T,D}} Expand the affine units in a quantity to their base SI form. In other words, this converts a quantity with AbstractAffineDimensions to one with Dimensions. The opposite of this function is uconvert, for converting to specific symbolic units, or, e.g., convert(Quantity{<:Any,<:AbstractSymbolicDimensions}, q), for assuming SI units as the output symbols. """ -uexpand(q::UnionAbstractQuantity{<:Any, <:AbstractAffineDimensions}) = siunits(q) +uexpand(q::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}) = siunits(q) """ -affine_quantity(q::UnionAbstractQuantity) + affine_quantity(q::UnionAbstractQuantity) Converts a quantity to its nearest affine quantity representation (with scale=1.0 and offset=0.0) """ -function affine_quantity(q::Q) where {T, R, D<:AbstractDimensions{R}, Q<:UnionAbstractQuantity{T,D}} +function affine_quantity(q::Q) where {T,R,D<:AbstractDimensions{R},Q<:UnionAbstractQuantity{T,D}} q_si = siunits(q) dims = AffineDimensions{R}(scale=1.0, offset=0.0, basedim=dimension(q_si)) q_val = convert(T, ustrip(q_si)) @@ -119,37 +125,35 @@ function affine_quantity(q::Q) where {T, R, D<:AbstractDimensions{R}, Q<:UnionAb end """ -affine_unit(q::UnionAbstractQuantity) + affine_unit(q::UnionAbstractQuantity) Converts a quantity to its nearest affine unit (with scale=ustrip(q) and offset=0.0) """ -function affine_unit(q::Q) where {T, R, D<:AbstractDimensions{R}, Q<:UnionAbstractQuantity{T,D}} +function affine_unit(q::Q) where {T,R,D<:AbstractDimensions{R},Q<:UnionAbstractQuantity{T,D}} q_si = siunits(q) dims = AffineDimensions{R}(scale=ustrip(q_si), offset=0.0, basedim=dimension(q_si)) return constructorof(Q)(one(T), dims) end -#Conversions for (type, _, _) in ABSTRACT_QUANTITY_TYPES @eval begin function Base.convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:Dimensions}) where {T,Q<:$type{T,AffineDimensions}} return convert(with_type_parameters(Q, T, AffineDimensions{DEFAULT_DIM_BASE_TYPE}), q) end - #Conversion of (AbstractQuantity){T,Dimensions{R}} to (AbstractQuantity){T,AffineDimensions{R}} function Base.convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:Dimensions}) where {T,R,Q<:$type{T,AffineDimensions{R}}} dims = AffineDimensions{R}(scale=1, offset=0, basedim=dimension(q)) return constructorof(Q)(convert(T, ustrip(q)), dims) end - #Forced conversion of (AbstractQuantity){T,R<:AffineDimensions} to (AbstractQuantity){T,R<:Dimensions} (zero offset requirement overridden) + # Forced (explicit) conversions will not error if offset is non-zero function force_convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}) where {T,D<:Dimensions,Q<:$type{T,D}} d = dimension(q) v = ustrip(q)*scale(d) + offset(d) return constructorof(Q)(convert(T, v), basedim(d)) end - #Conversion of (AbstractQuantity){T,R<:AffineDimensions} to (AbstractQuantity){T,R<:Dimensions} + # Implicit conversions will fail if the offset it non-zero (to prevent silently picking ambiguous operations) function Base.convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}) where {T,D<:Dimensions,Q<:$type{T,D}} assert_no_offset(dimension(q)) return force_convert(Q, q) @@ -157,7 +161,6 @@ for (type, _, _) in ABSTRACT_QUANTITY_TYPES end end -#Promotion rules function Base.promote_rule(::Type{AffineDimensions{R1}}, ::Type{AffineDimensions{R2}}) where {R1,R2} return AffineDimensions{promote_type(R1,R2)} end @@ -175,20 +178,18 @@ function Base.promote_rule(::Type{AffineDimensions{R1}}, ::Type{SymbolicDimensio end - - -# Conversions for Dimensions |> AffineDimenions ===================================================================================== +# Conversions for Dimensions |> AffineDimenions """ uconvert(qout::UnionAbstractQuantity{<:Any, <:AbstractAffineDimensions}, q::UnionAbstractQuantity{<:Any, <:Dimensions}) Convert a quantity `q` with base SI units to the affine units of `qout`, for `q` and `qout` with compatible units. You can also use `|>` as a shorthand for `uconvert` """ -function uconvert(qout::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q::UnionAbstractQuantity{<:Any, <:Dimensions}) +function uconvert(qout::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q::UnionAbstractQuantity{<:Any,<:Dimensions}) @assert isone(ustrip(qout)) "You passed a quantity with a non-unit value to uconvert." dout = dimension(qout) dimension(q) == basedim(dout) || throw(DimensionError(q, qout)) - vout = (ustrip(q)-offset(dout))/scale(dout) + vout = (ustrip(q) - offset(dout))/scale(dout) return new_quantity(typeof(q), vout, dout) end @@ -200,79 +201,74 @@ function uconvert(qout::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q::Quan return QuantityArray(vout, dout, quantity_type(q)) end -# Conversions for AbstractAffineDimensions |> AbstractSymbolicDimensions ======================================================= -function uconvert(qout::UnionAbstractQuantity{<:Any, <:AbstractSymbolicDimensions}, qin::AbstractQuantityOrArray{<:Any, <:AbstractAffineDimensions}) +function uconvert(qout::UnionAbstractQuantity{<:Any,<:AbstractSymbolicDimensions}, qin::AbstractQuantityOrArray{<:Any,<:AbstractAffineDimensions}) uconvert(qout, siunits(qin)) end -# Conversions for AbstractSymbolicDimensions |> AbstractAffineDimensions ======================================================= -function uconvert(qout::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}, qin::AbstractQuantityOrArray{<:Any, <:AbstractSymbolicDimensions}) +function uconvert(qout::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}, qin::AbstractQuantityOrArray{<:Any,<:AbstractSymbolicDimensions}) uconvert(qout, siunits(qin)) end -# Conversions for AbstractAffineDimensions |> AbstractAffineDimensions ======================================================= -function uconvert(qout::UnionAbstractQuantity{<:Any, <:AbstractAffineDimensions}, qin::AbstractQuantityOrArray{<:Any, <:AbstractAffineDimensions}) +function uconvert(qout::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}, qin::AbstractQuantityOrArray{<:Any,<:AbstractAffineDimensions}) uconvert(qout, siunits(qin)) end -# Multiplication and division of AffineDimensions =============================================================== -function Base.:*(l::AffineDimensions, r::AffineDimensions) - assert_no_offset(l) - assert_no_offset(r) +function map_dimensions(op::typeof(+), args::AffineDimensions...) + assert_no_offset.(args) return AffineDimensions( - scale = scale(l)*scale(r), - offset = offset(l), - basedim = basedim(l)*basedim(r) + scale=*(scale.(args)...), + offset=zero(Float64), + basedim=map_dimensions(op, basedim.(args)...) ) end -function Base.:/(l::AffineDimensions, r::AffineDimensions) - assert_no_offset(l) - assert_no_offset(r) +function map_dimensions(op::typeof(-), args::AffineDimensions...) + assert_no_offset.(args) return AffineDimensions( - scale = scale(l)/scale(r), - offset = offset(l), - basedim = basedim(l)/basedim(r) + scale=/(scale.(args)...), + offset=zero(Float64), + basedim=map_dimensions(op, basedim.(args)...) ) end -# Exponentiation =============================================================== -function Base.:^(l::AffineDimensions{R}, r::Number) where {R} - assert_no_offset(l) +#This is required because /(x::Number) results in an error, so it needs to be cased out to inv +function map_dimensions(op::typeof(-), d::AffineDimensions) + assert_no_offset(d) return AffineDimensions( - scale = scale(l)^r, - offset = offset(l), - basedim = basedim(l)^tryrationalize(R, r) + scale=inv(scale(d)), + offset=zero(Float64), + basedim=map_dimensions(op, basedim(d)) ) end -function Base.:^(l::AffineDimensions{R}, r::Integer) where {R} +function map_dimensions(fix1::Base.Fix1{typeof(*)}, l::AffineDimensions{R}) where {R} assert_no_offset(l) return AffineDimensions( - scale = scale(l)^r, - offset = offset(l), - basedim = basedim(l)^tryrationalize(R, r) + scale=scale(l)^fix1.x, + offset=zero(Float64), + basedim=map_dimensions(fix1, basedim(l)) ) end -function Base.:inv(l::AffineDimensions{R}) where {R} - assert_no_offset(l) +# Generic fallback for mapping dimensions using log/exp transformations +function map_dimensions(op::F, args::AffineDimensions...) where {F<:Function} + assert_no_offset.(args) return AffineDimensions( - scale = inv(scale(l)), - offset = offset(l), - basedim = inv(basedim(l)) + scale=exp(op(log.(scale.(args))...)), + offset=zero(Float64), + basedim=map_dimensions(op, basedim.(args)...) ) end -# Operations on self-values ====================================================================================== -function _no_offset_expand(q::Q) where {T, R, D<:AbstractAffineDimensions{R}, Q<:UnionAbstractQuantity{T,D}} +# This function works like uexpand but will throw an error if the offset is 0 +function _no_offset_expand(q::Q) where {T,R,D<:AbstractAffineDimensions{R},Q<:UnionAbstractQuantity{T,D}} return convert(with_type_parameters(Q, T, Dimensions{R}), q) end -#Addition will return Quantity{T, Dimensions} +# Addition will return Quantity{T, Dimensions} Base.:+(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = _no_offset_expand(q1) + _no_offset_expand(q2) -#Subtraction will return Quantity{T, Dimensions}, in special cases, differences between offsetted AffineDimensions is allowed as offsets cancel out +# Subtraction will return Quantity{T, Dimensions}, in special cases, differences between offsetted AffineDimensions is allowed as offsets cancel out function Base.:-(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) if dimension(q1) == dimension(q2) return siunits(q1) - siunits(q2) @@ -281,12 +277,12 @@ function Base.:-(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionA end end -Base.:(==)(q1::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q2::UnionAbstractQuantity{<:Any, <:AffineDimensions}) = (siunits(q1) == siunits(q2)) -Base.:(==)(q1::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q2::UnionAbstractQuantity{<:Any, <:AbstractDimensions}) = (siunits(q1) == siunits(q2)) -Base.:(==)(q1::UnionAbstractQuantity{<:Any, <:AbstractDimensions}, q2::UnionAbstractQuantity{<:Any, <:AffineDimensions}) = (siunits(q1) == siunits(q2)) -Base.:(≈)(q1::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q2::UnionAbstractQuantity{<:Any, <:AffineDimensions}) = (siunits(q1) ≈ siunits(q2)) -Base.:(≈)(q1::UnionAbstractQuantity{<:Any, <:AffineDimensions}, q2::UnionAbstractQuantity{<:Any, <:AbstractDimensions}) = (siunits(q1) ≈ siunits(q2)) -Base.:(≈)(q1::UnionAbstractQuantity{<:Any, <:AbstractDimensions}, q2::UnionAbstractQuantity{<:Any, <:AffineDimensions}) = (siunits(q1) ≈ siunits(q2)) +for op in (:(==), :(≈)) + @eval Base.$op(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = $op(siunits(q1), siunits(q2)) + @eval Base.$op(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AbstractDimensions}) = $op(siunits(q1), siunits(q2)) + @eval Base.$op(q1::UnionAbstractQuantity{<:Any,<:AbstractDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = $op(siunits(q1), siunits(q2)) +end + Base.:(==)(d1::AffineDimensions, d2::AffineDimensions) = (d1.scale==d2.scale) & (d1.offset==d2.offset) & (d1.basedim == d2.basedim) # Units are stored using SymbolicDimensionsSingleton @@ -319,31 +315,30 @@ module AffineUnits import ..WriteOnceReadMany import ..SymbolicUnits.as_quantity - #Constants are not imported const AFFINE_UNIT_SYMBOLS = WriteOnceReadMany([UNIT_SYMBOLS...]) const AFFINE_UNIT_VALUES = WriteOnceReadMany(affine_unit.([UNIT_VALUES...])) const AFFINE_UNIT_MAPPING = WriteOnceReadMany(Dict(s => INDEX_TYPE(i) for (i, s) in enumerate(AFFINE_UNIT_SYMBOLS))) # Used for registering units in current module - function update_external_affine_unit(name::Symbol, q::UnionAbstractQuantity{<:Any,<:AffineDimensions{R}}) where R + function update_external_affine_unit(name::Symbol, q::UnionAbstractQuantity{<:Any,<:AffineDimensions{R}}) where {R} ind = get(AFFINE_UNIT_MAPPING, name, INDEX_TYPE(0)) if !iszero(ind) @warn "unit $(name) already exists, skipping" return nothing end - #Extract original dimensions + # Extract original dimensions dims = dimension(q) - #Add "name" to the symbol to make it display + # Add "name" to the symbol to make it display d_sym = AffineDimensions{DEFAULT_DIM_BASE_TYPE}( - scale = scale(dims), - offset = offset(dims), - basedim = basedim(dims), - symbol = name + scale=scale(dims), + offset=offset(dims), + basedim=basedim(dims), + symbol=name ) - #Reconstruct the quantity with the new name + # Reconstruct the quantity with the new name q_sym = constructorof(DEFAULT_AFFINE_QUANTITY_TYPE)(ustrip(q), d_sym) push!(AFFINE_UNIT_SYMBOLS, name) @@ -391,12 +386,12 @@ module AffineUnits """ macro ua_str(s) ex = map_to_scope(Meta.parse(s)) - ex = :($as_quantity($ex)) + ex = :($(as_quantity)($ex)) return esc(ex) end @unstable function map_to_scope(ex::Expr) - if !(ex.head == :call) + if ex.head != :call throw(ArgumentError("Unexpected expression: $ex. Only `:call` is expected.")) end if ex.head == :call @@ -406,11 +401,8 @@ module AffineUnits end function map_to_scope(sym::Symbol) - if sym in AFFINE_UNIT_SYMBOLS - return lookup_unit(sym) - else - throw(ArgumentError("Symbol $sym not found in `AffineUnits`.")) - end + sym in AFFINE_UNIT_SYMBOLS || throw(ArgumentError("Symbol $sym not found in `AffineUnits`.")) + return lookup_unit(sym) end function map_to_scope(ex) @@ -442,25 +434,18 @@ import .AffineUnits: aff_uparse, update_external_affine_unit """ ua"[unit expression]" - Parse a string containing an expression of units and return the - corresponding `Quantity` object with `Float64` value. - However, unlike the regular `u"..."` macro, this macro uses - `AffineDimensions` for the dimension type, which can represent a greater - number of units, but supports a much smaller set of operations. It is - adviced to convert AffineDimensions to regular are symbolic dimensions - as soon as possible. - For example, `ua"km/s^2"` would be parsed to - `Quantity(1.0, AffineDimensions(scale=1000.0, offset=0.0, basedim=Dimensions(length=1, time=-2)))`. +Parse a string containing an expression of units and return the +corresponding `Quantity` object with `Float64` value. +However, unlike the regular `u"..."` macro, this macro uses +`AffineDimensions` for the dimension type, which can represent a greater +number of units, but supports a much smaller set of operations. It is +adviced to convert AffineDimensions to regular are symbolic dimensions +as soon as possible. +For example, `ua"km/s^2"` would be parsed to +`Quantity(1.0, AffineDimensions(scale=1000.0, offset=0.0, basedim=Dimensions(length=1, time=-2)))`. """ macro ua_str(s) ex = AffineUnits.map_to_scope(Meta.parse(s)) - ex = :($AffineUnits.as_quantity($ex)) + ex = :($(AffineUnits.as_quantity)($ex)) return esc(ex) end - - - - - - - From a26d653b04e0e6c66a4e412c1c25d83f2de8877a Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Tue, 18 Feb 2025 20:04:28 -0700 Subject: [PATCH 33/81] Improvements to unit display --- src/affine_dimensions.jl | 19 +++++-------------- 1 file changed, 5 insertions(+), 14 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index b8f968c5..590f2595 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -125,13 +125,13 @@ function affine_quantity(q::Q) where {T,R,D<:AbstractDimensions{R},Q<:UnionAbstr end """ - affine_unit(q::UnionAbstractQuantity) + affine_unit(q::UnionAbstractQuantity, symbol::Symbol=:nothing) Converts a quantity to its nearest affine unit (with scale=ustrip(q) and offset=0.0) """ -function affine_unit(q::Q) where {T,R,D<:AbstractDimensions{R},Q<:UnionAbstractQuantity{T,D}} +function affine_unit(q::Q, symbol::Symbol=:nothing) where {T,R,D<:AbstractDimensions{R},Q<:UnionAbstractQuantity{T,D}} q_si = siunits(q) - dims = AffineDimensions{R}(scale=ustrip(q_si), offset=0.0, basedim=dimension(q_si)) + dims = AffineDimensions{R}(scale=ustrip(q_si), offset=0.0, basedim=dimension(q_si), symbol=symbol) return constructorof(Q)(one(T), dims) end @@ -250,15 +250,6 @@ function map_dimensions(fix1::Base.Fix1{typeof(*)}, l::AffineDimensions{R}) wher ) end -# Generic fallback for mapping dimensions using log/exp transformations -function map_dimensions(op::F, args::AffineDimensions...) where {F<:Function} - assert_no_offset.(args) - return AffineDimensions( - scale=exp(op(log.(scale.(args))...)), - offset=zero(Float64), - basedim=map_dimensions(op, basedim.(args)...) - ) -end # This function works like uexpand but will throw an error if the offset is 0 function _no_offset_expand(q::Q) where {T,R,D<:AbstractAffineDimensions{R},Q<:UnionAbstractQuantity{T,D}} @@ -316,7 +307,7 @@ module AffineUnits import ..SymbolicUnits.as_quantity const AFFINE_UNIT_SYMBOLS = WriteOnceReadMany([UNIT_SYMBOLS...]) - const AFFINE_UNIT_VALUES = WriteOnceReadMany(affine_unit.([UNIT_VALUES...])) + const AFFINE_UNIT_VALUES = WriteOnceReadMany(affine_unit.([UNIT_VALUES...], [UNIT_SYMBOLS...])) const AFFINE_UNIT_MAPPING = WriteOnceReadMany(Dict(s => INDEX_TYPE(i) for (i, s) in enumerate(AFFINE_UNIT_SYMBOLS))) # Used for registering units in current module @@ -335,7 +326,7 @@ module AffineUnits scale=scale(dims), offset=offset(dims), basedim=basedim(dims), - symbol=name + symbol=(dims.symbol == :nothing) ? name : dims.symbol ) # Reconstruct the quantity with the new name From a97037970bf52b993d6bd9cee52c4e22789fc744 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Wed, 19 Feb 2025 10:12:59 -0700 Subject: [PATCH 34/81] Added fallback map_dimensions with testing, style changes --- src/affine_dimensions.jl | 22 ++++++++++++++++------ test/unittests.jl | 6 ++++++ 2 files changed, 22 insertions(+), 6 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 590f2595..2e5e054c 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -97,7 +97,7 @@ assert_no_offset(d::AffineDimensions) = iszero(offset(d)) || throw(AssertionErro siunits(q::UnionAbstractQuantity{<:Any,<:Dimensions}) = q siunits(q::UnionAbstractQuantity{<:Any,<:AbstractSymbolicDimensions}) = uexpand(q) function siunits(q::Q) where {T,R,D<:AbstractAffineDimensions{R},Q<:UnionAbstractQuantity{T,D}} - return force_convert(with_type_parameters(Q, T, Dimensions{R}), q) + return _explicit_convert(with_type_parameters(Q, T, Dimensions{R}), q) end siunits(q::QuantityArray) = siunits.(q) @@ -147,7 +147,7 @@ for (type, _, _) in ABSTRACT_QUANTITY_TYPES end # Forced (explicit) conversions will not error if offset is non-zero - function force_convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}) where {T,D<:Dimensions,Q<:$type{T,D}} + function _explicit_convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}) where {T,D<:Dimensions,Q<:$type{T,D}} d = dimension(q) v = ustrip(q)*scale(d) + offset(d) return constructorof(Q)(convert(T, v), basedim(d)) @@ -156,7 +156,7 @@ for (type, _, _) in ABSTRACT_QUANTITY_TYPES # Implicit conversions will fail if the offset it non-zero (to prevent silently picking ambiguous operations) function Base.convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}) where {T,D<:Dimensions,Q<:$type{T,D}} assert_no_offset(dimension(q)) - return force_convert(Q, q) + return _explicit_convert(Q, q) end end end @@ -250,6 +250,15 @@ function map_dimensions(fix1::Base.Fix1{typeof(*)}, l::AffineDimensions{R}) wher ) end +#Generic fallback (slower and less accurate but works for more cases) +function map_dimensions(op::F, args::AffineDimensions...) where {F<:Function} + assert_no_offset.(args) + return AffineDimensions( + scale=exp(op(log.(scale.(args))...)), + offset=zero(Float64), + basedim=map_dimensions(op, basedim.(args)...) + ) +end # This function works like uexpand but will throw an error if the offset is 0 function _no_offset_expand(q::Q) where {T,R,D<:AbstractAffineDimensions{R},Q<:UnionAbstractQuantity{T,D}} @@ -274,7 +283,8 @@ for op in (:(==), :(≈)) @eval Base.$op(q1::UnionAbstractQuantity{<:Any,<:AbstractDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = $op(siunits(q1), siunits(q2)) end -Base.:(==)(d1::AffineDimensions, d2::AffineDimensions) = (d1.scale==d2.scale) & (d1.offset==d2.offset) & (d1.basedim == d2.basedim) +Base.:(==)(d1::AffineDimensions, d2::AffineDimensions) = (d1.scale==d2.scale) & (d1.offset==d2.offset) & (d1.basedim==d2.basedim) +Base.:(≈)(d1::AffineDimensions, d2::AffineDimensions) = (d1.offset≈d2.offset) & (Quantity(d1.scale, d1.basedim)≈Quantity(d2.scale, d2.basedim)) # Units are stored using SymbolicDimensionsSingleton const DEFAULT_AFFINE_QUANTITY_TYPE = with_type_parameters(DEFAULT_QUANTITY_TYPE, DEFAULT_VALUE_TYPE, AffineDimensions{DEFAULT_DIM_BASE_TYPE}) @@ -306,8 +316,8 @@ module AffineUnits import ..WriteOnceReadMany import ..SymbolicUnits.as_quantity - const AFFINE_UNIT_SYMBOLS = WriteOnceReadMany([UNIT_SYMBOLS...]) - const AFFINE_UNIT_VALUES = WriteOnceReadMany(affine_unit.([UNIT_VALUES...], [UNIT_SYMBOLS...])) + const AFFINE_UNIT_SYMBOLS = WriteOnceReadMany(deepcopy(UNIT_SYMBOLS)) + const AFFINE_UNIT_VALUES = WriteOnceReadMany(map(affine_unit, UNIT_VALUES, UNIT_SYMBOLS)) const AFFINE_UNIT_MAPPING = WriteOnceReadMany(Dict(s => INDEX_TYPE(i) for (i, s) in enumerate(AFFINE_UNIT_SYMBOLS))) # Used for registering units in current module diff --git a/test/unittests.jl b/test/unittests.jl index fddb3b17..43a0b69c 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -2091,6 +2091,12 @@ end @test_warn "unit °C already exists, skipping" DynamicQuantities.update_external_affine_unit(dimension(°C)) @test_throws "Cannot register affine dimension if symbol is :nothing" DynamicQuantities.update_external_affine_unit(celsius) + # Test map_dimensions + @test map_dimensions(+, dimension(ua"m/s"), dimension(ua"m/s")) == AffineDimensions(Dimensions(length=2, time=-2)) + @test map_dimensions(-, dimension(ua"m"), dimension(ua"s")) == AffineDimensions(Dimensions(length=1, time=-1)) + @test map_dimensions(Base.Fix1(*,2), dimension(ua"m/s")) == AffineDimensions(Dimensions(length=2, time=-2)) + @test map_dimensions(x->x*2, dimension(ua"m/s")) ≈ AffineDimensions(Dimensions(length=2, time=-2)) #Generic fallback + end From e76f52ea56cdbad5e963ff013c61749402cda453 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Wed, 19 Feb 2025 11:27:36 -0700 Subject: [PATCH 35/81] Changed "begin" block to "let" for scoping --- src/affine_dimensions.jl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 2e5e054c..826e847b 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -416,7 +416,7 @@ module AffineUnits end #Register Celsius and Fahrenheit (the most commonly used affine units) - begin + let K = Quantity(1.0, temperature=1) °C = Quantity(1.0, AffineDimensions(scale=1.0, offset=273.15*K, basedim=K, symbol=:°C)) °F = Quantity(1.0, AffineDimensions(scale=5/9, offset=(-160/9)°C, basedim=°C, symbol=:°F)) From defde7bfdeee5d7b0f3a083b5b6bf0ca1ee4fb41 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Sat, 8 Mar 2025 15:46:57 -0700 Subject: [PATCH 36/81] Registered AffineUnits constants, modified "constructorof" --- src/affine_dimensions.jl | 56 ++++++++++++++++++++++++++++------------ test/unittests.jl | 6 ++++- 2 files changed, 44 insertions(+), 18 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 826e847b..937ed254 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -25,14 +25,14 @@ AffineDimensions(d::Dimensions{R}) where R = AffineDimensions{R}(scale=1.0, offs # Affine dimensions from other affine dimensions function AffineDimensions{R}(s::Real, o::Real, dims::AbstractAffineDimensions, sym::Symbol=:nothing) where {R} - new_s = s*scale(dims) - new_o = offset(dims) + o*scale(dims) #Scale of o is assumed to be scale of base dimensions + new_s = s * scale(dims) + new_o = offset(dims) + o * scale(dims) #Scale of o is assumed to be scale of base dimensions return AffineDimensions{R}(new_s, new_o, basedim(dims), sym) end function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::AbstractAffineDimensions, sym::Symbol=:nothing) where {R} - new_s = s*scale(dims) + new_s = s * scale(dims) new_o = offset(dims) + ustrip(siunits(o)) #Offset is always in SI units return AffineDimensions{R}(new_s, new_o, basedim(dims), sym) end @@ -43,8 +43,8 @@ end # Affine dimensions from quantities function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, q::UnionAbstractQuantity, sym::Symbol=:nothing) where {R} - q0 = siunits(0*q) #Origin point in SI units - oΔ = siunits(o) - siunits(0*o) #Offset is a difference in affine units + q0 = siunits(0 * q) #Origin point in SI units + oΔ = siunits(o) - siunits(0 * o) #Offset is a difference in affine units dimension(q0) == dimension(oΔ) || throw(DimensionError(o, q)) #Check the units and give an informative error #Obtain SI units of the scale and offset @@ -60,12 +60,12 @@ function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity{<:Any,<:Dimension dimension(o) == dimension(q) || throw(DimensionError(o, q)) o_val = ustrip(o) q_val = ustrip(q) - return AffineDimensions{R}(s*q_val, o_val, dimension(q), sym) + return AffineDimensions{R}(s * q_val, o_val, dimension(q), sym) end # If a quantity is used only for the dimension, the offset is assumed to be in the same scale as the quantity function AffineDimensions{R}(s::Real, o::Real, q::Q, sym::Symbol=:nothing) where {R, Q<:UnionAbstractQuantity} - return AffineDimensions{R}(s, o*q, q, sym) + return AffineDimensions{R}(s, o * q, q, sym) end @@ -74,7 +74,7 @@ offset(d::AffineDimensions) = d.offset basedim(d::AffineDimensions) = d.basedim with_type_parameters(::Type{<:AffineDimensions}, ::Type{R}) where {R} = AffineDimensions{R} -constructorof(::Type{AffineDimensions}) = AffineDimensions{DEFAULT_DIM_BASE_TYPE} +@unstable constructorof(::Type{<:AffineDimensions}) = AffineDimensions constructorof(::Type{AffineDimensions{R}}) where {R} = AffineDimensions{R} function Base.show(io::IO, d::AbstractAffineDimensions) @@ -82,7 +82,7 @@ function Base.show(io::IO, d::AbstractAffineDimensions) if d.symbol != :nothing print(io, d.symbol) - elseif isone(scale(d)) & iszero(offset(d)) + elseif isone(scale(d)) && iszero(offset(d)) print(io, basedim(d)) elseif iszero(offset(d)) print(io, "(", scale(d), " ", basedim(d),")") @@ -115,7 +115,7 @@ uexpand(q::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}) = siunits(q) """ affine_quantity(q::UnionAbstractQuantity) -Converts a quantity to its nearest affine quantity representation (with scale=1.0 and offset=0.0) +Converts a quantity to its equivalent affine quantity representation (with scale=1.0 and offset=0.0) """ function affine_quantity(q::Q) where {T,R,D<:AbstractDimensions{R},Q<:UnionAbstractQuantity{T,D}} q_si = siunits(q) @@ -149,7 +149,7 @@ for (type, _, _) in ABSTRACT_QUANTITY_TYPES # Forced (explicit) conversions will not error if offset is non-zero function _explicit_convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}) where {T,D<:Dimensions,Q<:$type{T,D}} d = dimension(q) - v = ustrip(q)*scale(d) + offset(d) + v = ustrip(q) * scale(d) + offset(d) return constructorof(Q)(convert(T, v), basedim(d)) end @@ -189,7 +189,7 @@ function uconvert(qout::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q::Unio @assert isone(ustrip(qout)) "You passed a quantity with a non-unit value to uconvert." dout = dimension(qout) dimension(q) == basedim(dout) || throw(DimensionError(q, qout)) - vout = (ustrip(q) - offset(dout))/scale(dout) + vout = (ustrip(q) - offset(dout)) / scale(dout) return new_quantity(typeof(q), vout, dout) end @@ -197,7 +197,7 @@ function uconvert(qout::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q::Quan @assert isone(ustrip(qout)) "You passed a quantity with a non-unit value to uconvert." dout = dimension(qout) dimension(q) == basedim(dout) || throw(DimensionError(q, qout)) - vout = (ustrip(q) .- offset(dout))./scale(dout) + vout = (ustrip(q) .- offset(dout)) ./ scale(dout) return QuantityArray(vout, dout, quantity_type(q)) end @@ -213,6 +213,19 @@ function uconvert(qout::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}, uconvert(qout, siunits(qin)) end +#This is needed for parsing out (*,/) in string macros +for (op, combine) in ((:+, :*), (:-, :/)) + @eval function map_dimensions(op::typeof($op), args::AffineDimensions...) + map(assert_no_offset, args) + return AffineDimensions( + scale=($combine)(map(scale, args)...), + offset=zero(Float64), + basedim=map_dimensions(op, map(basedim, args)...) + ) + end + end + +#= function map_dimensions(op::typeof(+), args::AffineDimensions...) assert_no_offset.(args) return AffineDimensions( @@ -230,6 +243,7 @@ function map_dimensions(op::typeof(-), args::AffineDimensions...) basedim=map_dimensions(op, basedim.(args)...) ) end +=# #This is required because /(x::Number) results in an error, so it needs to be cased out to inv function map_dimensions(op::typeof(-), d::AffineDimensions) @@ -241,6 +255,7 @@ function map_dimensions(op::typeof(-), d::AffineDimensions) ) end +#This is needed for parsing out exponentials in string macros function map_dimensions(fix1::Base.Fix1{typeof(*)}, l::AffineDimensions{R}) where {R} assert_no_offset(l) return AffineDimensions( @@ -266,10 +281,10 @@ function _no_offset_expand(q::Q) where {T,R,D<:AbstractAffineDimensions{R},Q<:Un end # Addition will return Quantity{T, Dimensions} -Base.:+(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = _no_offset_expand(q1) + _no_offset_expand(q2) +Base.:(+)(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = _no_offset_expand(q1) + _no_offset_expand(q2) # Subtraction will return Quantity{T, Dimensions}, in special cases, differences between offsetted AffineDimensions is allowed as offsets cancel out -function Base.:-(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) +function Base.:(-)(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) if dimension(q1) == dimension(q2) return siunits(q1) - siunits(q2) else @@ -283,8 +298,8 @@ for op in (:(==), :(≈)) @eval Base.$op(q1::UnionAbstractQuantity{<:Any,<:AbstractDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = $op(siunits(q1), siunits(q2)) end -Base.:(==)(d1::AffineDimensions, d2::AffineDimensions) = (d1.scale==d2.scale) & (d1.offset==d2.offset) & (d1.basedim==d2.basedim) -Base.:(≈)(d1::AffineDimensions, d2::AffineDimensions) = (d1.offset≈d2.offset) & (Quantity(d1.scale, d1.basedim)≈Quantity(d2.scale, d2.basedim)) +Base.:(==)(d1::AffineDimensions, d2::AffineDimensions) = (d1.scale==d2.scale) && (d1.offset==d2.offset) && (d1.basedim==d2.basedim) +Base.:(≈)(d1::AffineDimensions, d2::AffineDimensions) = (d1.offset≈d2.offset) && (Quantity(d1.scale, d1.basedim)≈Quantity(d2.scale, d2.basedim)) # Units are stored using SymbolicDimensionsSingleton const DEFAULT_AFFINE_QUANTITY_TYPE = with_type_parameters(DEFAULT_QUANTITY_TYPE, DEFAULT_VALUE_TYPE, AffineDimensions{DEFAULT_DIM_BASE_TYPE}) @@ -425,6 +440,13 @@ module AffineUnits update_external_affine_unit(dimension(°F)) update_external_affine_unit(:degF, dimension(°F)) end + + #Register all constants inside the module + for (name, val) in zip(AFFINE_UNIT_SYMBOLS, AFFINE_UNIT_VALUES) + @eval begin + const $name = $val + end + end end diff --git a/test/unittests.jl b/test/unittests.jl index 43a0b69c..5bd3dfaf 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -1997,6 +1997,10 @@ end °C = ua"°C" °F = ua"°F" mps = ua"m/s" + + import DynamicQuantities.AffineUnits + @test °C == AffineUnits.°C + @test °C == AffineUnits.°C @test aff_uparse("m/(s^2.5)") == ua"m/(s^2.5)" @test_throws ArgumentError aff_uparse("s[1]") @@ -2019,7 +2023,7 @@ end # Constructors @test with_type_parameters(AffineDimensions, Float64) == AffineDimensions{Float64} - @test constructorof(AffineDimensions) == AffineDimensions{DynamicQuantities.DEFAULT_DIM_BASE_TYPE} + @test constructorof(AffineDimensions) == AffineDimensions @test constructorof(AffineDimensions{Float64}) == AffineDimensions{Float64} @test Quantity(1.0, AffineDimensions(dimension(u"K"))) == u"K" @test AffineDimensions(scale=1, offset=0, basedim=dimension(u"K")) == AffineDimensions(basedim=dimension(u"K")) From 5183bc66a2eea1c0d17bd01d005865ed80162c0d Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Sat, 8 Mar 2025 16:02:31 -0700 Subject: [PATCH 37/81] Removed @kwdef macro --- src/affine_dimensions.jl | 38 +++++++++++++------------------------- 1 file changed, 13 insertions(+), 25 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 937ed254..85cf545e 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -6,16 +6,24 @@ abstract type AbstractAffineDimensions{R} <: AbstractDimensions{R} end const AffineOrSymbolicDimensions{R} = Union{AbstractAffineDimensions{R}, AbstractSymbolicDimensions{R}} """ - AffineDimensions{R}(scale::Float64, offset:Float64, basedim::Dimensions{R}, symbol::Symbol=nothing) + AffineDimensions{R}(scale::Float64, offset::Float64, basedim::Dimensions{R}, symbol::Symbol=nothing) AffineDimensions adds a scale and offset to Dimensions{R} allowing the expression of affine transformations of units (for example °C) The offset parameter is in SI units (i.e. having the dimension of basedim) """ -@kwdef struct AffineDimensions{R} <: AbstractAffineDimensions{R} - scale::Float64 = 1.0 - offset::Float64 = 0.0 +struct AffineDimensions{R} <: AbstractAffineDimensions{R} + scale::Float64 + offset::Float64 basedim::Dimensions{R} - symbol::Symbol = :nothing + symbol::Symbol +end + +function AffineDimensions(;scale=1.0, offset=0.0, basedim, symbol=:nothing) + return AffineDimensions(scale, offset, basedim, symbol) +end + +function AffineDimensions{R}(;scale=1.0, offset=0.0, basedim, symbol=:nothing) where R + return AffineDimensions{R}(scale, offset, basedim, symbol) end # Inferring the type parameter R @@ -223,27 +231,7 @@ for (op, combine) in ((:+, :*), (:-, :/)) basedim=map_dimensions(op, map(basedim, args)...) ) end - end - -#= -function map_dimensions(op::typeof(+), args::AffineDimensions...) - assert_no_offset.(args) - return AffineDimensions( - scale=*(scale.(args)...), - offset=zero(Float64), - basedim=map_dimensions(op, basedim.(args)...) - ) -end - -function map_dimensions(op::typeof(-), args::AffineDimensions...) - assert_no_offset.(args) - return AffineDimensions( - scale=/(scale.(args)...), - offset=zero(Float64), - basedim=map_dimensions(op, basedim.(args)...) - ) end -=# #This is required because /(x::Number) results in an error, so it needs to be cased out to inv function map_dimensions(op::typeof(-), d::AffineDimensions) From 4f5d757f7877b937c44a368b870cd475ece03297 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Sat, 8 Mar 2025 16:24:14 -0700 Subject: [PATCH 38/81] Bump version --- Project.toml | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Project.toml b/Project.toml index b9ee6693..f5fbadd9 100644 --- a/Project.toml +++ b/Project.toml @@ -1,7 +1,7 @@ name = "DynamicQuantities" uuid = "06fc5a27-2a28-4c7c-a15d-362465fb6821" authors = ["MilesCranmer and contributors"] -version = "1.5.1" +version = "1.6.0" [deps] DispatchDoctor = "8d63f2c5-f18a-4cf2-ba9d-b3f60fc568c8" From fe3712286761e8f2eb565fb21028c79a8c6f1b4e Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Mon, 10 Mar 2025 20:28:30 -0600 Subject: [PATCH 39/81] eliminated siunits(), renamed scale(), offset(), basedim() --- src/affine_dimensions.jl | 115 +++++++++++++++++++-------------------- test/unittests.jl | 6 +- 2 files changed, 58 insertions(+), 63 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 85cf545e..90bc6e11 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -33,31 +33,31 @@ AffineDimensions(d::Dimensions{R}) where R = AffineDimensions{R}(scale=1.0, offs # Affine dimensions from other affine dimensions function AffineDimensions{R}(s::Real, o::Real, dims::AbstractAffineDimensions, sym::Symbol=:nothing) where {R} - new_s = s * scale(dims) - new_o = offset(dims) + o * scale(dims) #Scale of o is assumed to be scale of base dimensions - return AffineDimensions{R}(new_s, new_o, basedim(dims), sym) + new_s = s * uscale(dims) + new_o = uoffset(dims) + o * uscale(dims) #Scale of o is assumed to be scale of base dimensions + return AffineDimensions{R}(new_s, new_o, ubasedim(dims), sym) end function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::AbstractAffineDimensions, sym::Symbol=:nothing) where {R} - new_s = s * scale(dims) - new_o = offset(dims) + ustrip(siunits(o)) #Offset is always in SI units - return AffineDimensions{R}(new_s, new_o, basedim(dims), sym) + new_s = s * uscale(dims) + new_o = uoffset(dims) + ustrip(uexpand(o)) #Offset is always in SI units + return AffineDimensions{R}(new_s, new_o, ubasedim(dims), sym) end function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::Dimensions, sym::Symbol=:nothing) where {R} - return AffineDimensions{R}(s, ustrip(siunits(o)), dims, sym) + return AffineDimensions{R}(s, ustrip(uexpand(o)), dims, sym) end # Affine dimensions from quantities function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, q::UnionAbstractQuantity, sym::Symbol=:nothing) where {R} - q0 = siunits(0 * q) #Origin point in SI units - oΔ = siunits(o) - siunits(0 * o) #Offset is a difference in affine units + q0 = uexpand(0 * q) #Origin point in SI units + oΔ = uexpand(o) - uexpand(0 * o) #Offset is a difference in affine units dimension(q0) == dimension(oΔ) || throw(DimensionError(o, q)) #Check the units and give an informative error #Obtain SI units of the scale and offset o_si = oΔ + q0 #Total offset is origin plus the offset - q_si = siunits(q) - q0 #The scaling quantity must remove the origin + q_si = uexpand(q) - q0 #The scaling quantity must remove the origin #Call the SI quantity constructor return AffineDimensions{R}(s, o_si, q_si, sym) @@ -77,38 +77,31 @@ function AffineDimensions{R}(s::Real, o::Real, q::Q, sym::Symbol=:nothing) where end -scale(d::AffineDimensions) = d.scale -offset(d::AffineDimensions) = d.offset -basedim(d::AffineDimensions) = d.basedim +uscale(d::AffineDimensions) = d.scale +uoffset(d::AffineDimensions) = d.offset +ubasedim(d::AffineDimensions) = d.basedim with_type_parameters(::Type{<:AffineDimensions}, ::Type{R}) where {R} = AffineDimensions{R} @unstable constructorof(::Type{<:AffineDimensions}) = AffineDimensions constructorof(::Type{AffineDimensions{R}}) where {R} = AffineDimensions{R} function Base.show(io::IO, d::AbstractAffineDimensions) - addsign = ifelse(offset(d)<0, "-" , "+") + addsign = ifelse(uoffset(d)<0, "-" , "+") if d.symbol != :nothing print(io, d.symbol) - elseif isone(scale(d)) && iszero(offset(d)) - print(io, basedim(d)) - elseif iszero(offset(d)) - print(io, "(", scale(d), " ", basedim(d),")") - elseif isone(scale(d)) - print(io, "(", addsign, abs(offset(d)), basedim(d), ")") + elseif isone(uscale(d)) && iszero(uoffset(d)) + print(io, ubasedim(d)) + elseif iszero(uoffset(d)) + print(io, "(", uscale(d), " ", ubasedim(d),")") + elseif isone(uscale(d)) + print(io, "(", addsign, abs(uoffset(d)), ubasedim(d), ")") else - print(io, "(", scale(d), addsign, abs(offset(d)), " ", basedim(d),")") + print(io, "(", uscale(d), addsign, abs(uoffset(d)), " ", ubasedim(d),")") end end -assert_no_offset(d::AffineDimensions) = iszero(offset(d)) || throw(AssertionError("AffineDimensions $(d) has a non-zero offset, implicit conversion is not allowed due to ambiguity. Use uexpand(x) to explicitly convert")) -siunits(q::UnionAbstractQuantity{<:Any,<:Dimensions}) = q -siunits(q::UnionAbstractQuantity{<:Any,<:AbstractSymbolicDimensions}) = uexpand(q) -function siunits(q::Q) where {T,R,D<:AbstractAffineDimensions{R},Q<:UnionAbstractQuantity{T,D}} - return _explicit_convert(with_type_parameters(Q, T, Dimensions{R}), q) -end -siunits(q::QuantityArray) = siunits.(q) - +assert_no_offset(d::AffineDimensions) = iszero(uoffset(d)) || throw(AssertionError("AffineDimensions $(d) has a non-zero offset, implicit conversion is not allowed due to ambiguity. Use uexpand(x) to explicitly convert")) """ uexpand(q::Q) where {T,R,D<:AbstractAffineDimensions{R},Q<:UnionAbstractQuantity{T,D}} @@ -117,8 +110,10 @@ Expand the affine units in a quantity to their base SI form. In other words, thi to one with Dimensions. The opposite of this function is uconvert, for converting to specific symbolic units, or, e.g., convert(Quantity{<:Any,<:AbstractSymbolicDimensions}, q), for assuming SI units as the output symbols. """ -uexpand(q::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}) = siunits(q) - +function uexpand(q::Q) where {T,R,D<:AbstractAffineDimensions{R},Q<:UnionAbstractQuantity{T,D}} + return _explicit_convert(with_type_parameters(Q, T, Dimensions{R}), q) +end +uexpand(q::QuantityArray{T,N,D}) where {T,N,D<:AbstractAffineDimensions} = uexpand.(q) """ affine_quantity(q::UnionAbstractQuantity) @@ -126,7 +121,7 @@ uexpand(q::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}) = siunits(q) Converts a quantity to its equivalent affine quantity representation (with scale=1.0 and offset=0.0) """ function affine_quantity(q::Q) where {T,R,D<:AbstractDimensions{R},Q<:UnionAbstractQuantity{T,D}} - q_si = siunits(q) + q_si = uexpand(q) dims = AffineDimensions{R}(scale=1.0, offset=0.0, basedim=dimension(q_si)) q_val = convert(T, ustrip(q_si)) return constructorof(Q)(q_val, dims) @@ -138,7 +133,7 @@ end Converts a quantity to its nearest affine unit (with scale=ustrip(q) and offset=0.0) """ function affine_unit(q::Q, symbol::Symbol=:nothing) where {T,R,D<:AbstractDimensions{R},Q<:UnionAbstractQuantity{T,D}} - q_si = siunits(q) + q_si = uexpand(q) dims = AffineDimensions{R}(scale=ustrip(q_si), offset=0.0, basedim=dimension(q_si), symbol=symbol) return constructorof(Q)(one(T), dims) end @@ -157,8 +152,8 @@ for (type, _, _) in ABSTRACT_QUANTITY_TYPES # Forced (explicit) conversions will not error if offset is non-zero function _explicit_convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}) where {T,D<:Dimensions,Q<:$type{T,D}} d = dimension(q) - v = ustrip(q) * scale(d) + offset(d) - return constructorof(Q)(convert(T, v), basedim(d)) + v = ustrip(q) * uscale(d) + uoffset(d) + return constructorof(Q)(convert(T, v), ubasedim(d)) end # Implicit conversions will fail if the offset it non-zero (to prevent silently picking ambiguous operations) @@ -196,29 +191,29 @@ You can also use `|>` as a shorthand for `uconvert` function uconvert(qout::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q::UnionAbstractQuantity{<:Any,<:Dimensions}) @assert isone(ustrip(qout)) "You passed a quantity with a non-unit value to uconvert." dout = dimension(qout) - dimension(q) == basedim(dout) || throw(DimensionError(q, qout)) - vout = (ustrip(q) - offset(dout)) / scale(dout) + dimension(q) == ubasedim(dout) || throw(DimensionError(q, qout)) + vout = (ustrip(q) - uoffset(dout)) / uscale(dout) return new_quantity(typeof(q), vout, dout) end function uconvert(qout::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q::QuantityArray{<:Any,<:Any,<:Dimensions}) @assert isone(ustrip(qout)) "You passed a quantity with a non-unit value to uconvert." dout = dimension(qout) - dimension(q) == basedim(dout) || throw(DimensionError(q, qout)) - vout = (ustrip(q) .- offset(dout)) ./ scale(dout) + dimension(q) == ubasedim(dout) || throw(DimensionError(q, qout)) + vout = (ustrip(q) .- uoffset(dout)) ./ uscale(dout) return QuantityArray(vout, dout, quantity_type(q)) end function uconvert(qout::UnionAbstractQuantity{<:Any,<:AbstractSymbolicDimensions}, qin::AbstractQuantityOrArray{<:Any,<:AbstractAffineDimensions}) - uconvert(qout, siunits(qin)) + uconvert(qout, uexpand(qin)) end function uconvert(qout::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}, qin::AbstractQuantityOrArray{<:Any,<:AbstractSymbolicDimensions}) - uconvert(qout, siunits(qin)) + uconvert(qout, uexpand(qin)) end function uconvert(qout::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}, qin::AbstractQuantityOrArray{<:Any,<:AbstractAffineDimensions}) - uconvert(qout, siunits(qin)) + uconvert(qout, uexpand(qin)) end #This is needed for parsing out (*,/) in string macros @@ -226,9 +221,9 @@ for (op, combine) in ((:+, :*), (:-, :/)) @eval function map_dimensions(op::typeof($op), args::AffineDimensions...) map(assert_no_offset, args) return AffineDimensions( - scale=($combine)(map(scale, args)...), + scale=($combine)(map(uscale, args)...), offset=zero(Float64), - basedim=map_dimensions(op, map(basedim, args)...) + basedim=map_dimensions(op, map(ubasedim, args)...) ) end end @@ -237,9 +232,9 @@ end function map_dimensions(op::typeof(-), d::AffineDimensions) assert_no_offset(d) return AffineDimensions( - scale=inv(scale(d)), + scale=inv(uscale(d)), offset=zero(Float64), - basedim=map_dimensions(op, basedim(d)) + basedim=map_dimensions(op, ubasedim(d)) ) end @@ -247,9 +242,9 @@ end function map_dimensions(fix1::Base.Fix1{typeof(*)}, l::AffineDimensions{R}) where {R} assert_no_offset(l) return AffineDimensions( - scale=scale(l)^fix1.x, + scale=uscale(l)^fix1.x, offset=zero(Float64), - basedim=map_dimensions(fix1, basedim(l)) + basedim=map_dimensions(fix1, ubasedim(l)) ) end @@ -257,9 +252,9 @@ end function map_dimensions(op::F, args::AffineDimensions...) where {F<:Function} assert_no_offset.(args) return AffineDimensions( - scale=exp(op(log.(scale.(args))...)), + scale=exp(op(log.(uscale.(args))...)), offset=zero(Float64), - basedim=map_dimensions(op, basedim.(args)...) + basedim=map_dimensions(op, ubasedim.(args)...) ) end @@ -274,16 +269,16 @@ Base.:(+)(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstract # Subtraction will return Quantity{T, Dimensions}, in special cases, differences between offsetted AffineDimensions is allowed as offsets cancel out function Base.:(-)(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) if dimension(q1) == dimension(q2) - return siunits(q1) - siunits(q2) + return uexpand(q1) - uexpand(q2) else return _no_offset_expand(q1) - _no_offset_expand(q2) end end for op in (:(==), :(≈)) - @eval Base.$op(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = $op(siunits(q1), siunits(q2)) - @eval Base.$op(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AbstractDimensions}) = $op(siunits(q1), siunits(q2)) - @eval Base.$op(q1::UnionAbstractQuantity{<:Any,<:AbstractDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = $op(siunits(q1), siunits(q2)) + @eval Base.$op(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = $op(uexpand(q1), uexpand(q2)) + @eval Base.$op(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AbstractDimensions}) = $op(uexpand(q1), uexpand(q2)) + @eval Base.$op(q1::UnionAbstractQuantity{<:Any,<:AbstractDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = $op(uexpand(q1), uexpand(q2)) end Base.:(==)(d1::AffineDimensions, d2::AffineDimensions) = (d1.scale==d2.scale) && (d1.offset==d2.offset) && (d1.basedim==d2.basedim) @@ -297,9 +292,9 @@ module AffineUnits using DispatchDoctor: @unstable import ..affine_unit - import ..scale - import ..offset - import ..basedim + import ..uscale + import ..uoffset + import ..ubasedim import ..dimension import ..ustrip import ..constructorof @@ -336,9 +331,9 @@ module AffineUnits # Add "name" to the symbol to make it display d_sym = AffineDimensions{DEFAULT_DIM_BASE_TYPE}( - scale=scale(dims), - offset=offset(dims), - basedim=basedim(dims), + scale=uscale(dims), + offset=uoffset(dims), + basedim=ubasedim(dims), symbol=(dims.symbol == :nothing) ? name : dims.symbol ) diff --git a/test/unittests.jl b/test/unittests.jl index 4bb3bb50..4cf78bf4 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -2018,8 +2018,8 @@ end @test dimension(°C) isa AffineDimensions @test dimension(°C) isa AbstractAffineDimensions - @test DynamicQuantities.basedim(dimension(°C)).temperature == 1 - @test DynamicQuantities.basedim(dimension(°C)).length == 0 + @test DynamicQuantities.ubasedim(dimension(°C)).temperature == 1 + @test DynamicQuantities.ubasedim(dimension(°C)).length == 0 @test inv(mps) == us"s/m" @test inv(mps) == u"s/m" @@ -2089,7 +2089,7 @@ end @test °C |> °F isa Quantity{<:Real, <:AffineDimensions} @test 0°C |> °F == 32°F - @test QuantityArray([0,1]°C) |> uconvert(°F) isa QuantityArray{T, <:Any, AffineDimensions{R}} where {T,R} + @test QuantityArray([0,1]°C) |> °F isa QuantityArray{T, <:Any, AffineDimensions{R}} where {T,R} @test DynamicQuantities.affine_quantity(us"kPa") == u"kPa" # Test display against errors From 9d460f00dae9d3cdf8033cb91e7b400c9bffc291 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Mon, 10 Mar 2025 20:35:33 -0600 Subject: [PATCH 40/81] Corrected "constructorof" behaviour --- src/affine_dimensions.jl | 1 - test/unittests.jl | 2 +- 2 files changed, 1 insertion(+), 2 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 90bc6e11..eeb9f32d 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -83,7 +83,6 @@ ubasedim(d::AffineDimensions) = d.basedim with_type_parameters(::Type{<:AffineDimensions}, ::Type{R}) where {R} = AffineDimensions{R} @unstable constructorof(::Type{<:AffineDimensions}) = AffineDimensions -constructorof(::Type{AffineDimensions{R}}) where {R} = AffineDimensions{R} function Base.show(io::IO, d::AbstractAffineDimensions) addsign = ifelse(uoffset(d)<0, "-" , "+") diff --git a/test/unittests.jl b/test/unittests.jl index 4cf78bf4..fc2aa3ca 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -2033,7 +2033,7 @@ end # Constructors @test with_type_parameters(AffineDimensions, Float64) == AffineDimensions{Float64} @test constructorof(AffineDimensions) == AffineDimensions - @test constructorof(AffineDimensions{Float64}) == AffineDimensions{Float64} + @test constructorof(AffineDimensions{Float64}) == AffineDimensions @test Quantity(1.0, AffineDimensions(dimension(u"K"))) == u"K" @test AffineDimensions(scale=1, offset=0, basedim=dimension(u"K")) == AffineDimensions(basedim=dimension(u"K")) @test AffineDimensions(scale=1, offset=0, basedim=u"K") == AffineDimensions(basedim=dimension(ua"K")) From a4ae557a570afaed765c497888905eabb8fe9016 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Tue, 11 Mar 2025 08:54:07 -0600 Subject: [PATCH 41/81] Docs simplification, uscale etc renaming, removed generic map_dimensions fallback --- README.md | 36 +----------------- src/affine_dimensions.jl | 82 ++++++++++++++++++---------------------- test/unittests.jl | 5 +-- 3 files changed, 39 insertions(+), 84 deletions(-) diff --git a/README.md b/README.md index f0a1fe0f..cda11cf9 100644 --- a/README.md +++ b/README.md @@ -295,41 +295,7 @@ Because `AffineDimensions` are more general than `SymbolicDimensions`, units ava ``` p = ua"kPa" ``` - -#### Custom affine units -To access units from the affine unit registry, the string macro `ua"..."` can be used. This macro will always return quantities with AffineDimensions, even if a non-affine unit is called (it will simply have an offset of 0). Because AffineDimensions are a generalization of SymbolicDimensions, the affine unit registry will mirror the symbolic unit registry. -``` -@register_unit psi 6.89476us"kPa" -ua"psi" ->> 1.0 psi -``` -However, strictly affine units cannot belong to the symbolic registry, so a different macro must be used on an AffineDimension (or quantity thereof) -``` -@register_affine_unit psig AffineDimensions(offset=u"Constants.atm", basedim=u"psi") #Gauge pressure implies atmospheric offset -ua"psig" ->> 1.0 psig -us"psig" ->> ERROR: LoadError: ArgumentError: Symbol psig not found in `Units` or `Constants`. -``` -Affine unit parsing can also be done outside of a macro using `aff_uparse(str::AbstractString)` -``` -aff_uparse("°C") ->> 1.0 °C -``` -#### Operations on affine quantities -In Unitful.jl, multiplication of affine quantities is not supported for affine dimensions: -``` -using Unitful -u"R"*0u"°C" ->> ERROR: AffineError: an invalid operation was attempted with affine units: °C -``` -This behaviour is mimicked in DynamicQuantities: -``` -using DynamicQuantities -u"Constants.R"*(0ua"°C") ->> AssertionError: AffineDimensions °C has a non-zero offset, implicit conversion is not allowed due to ambiguity. Use uexpand(x) to explicitly convert -``` -In general, it's best to treat quantities with AffineDimensions as placeholders and use `uexpand(q)` or `uconvert(units, q)` as soon as possible. The main objective of AffineDimesnions is to provide you with convenient, type-stable tools to do this conversion before applying mathematical operations. +Registering Symbolic units will automatically register affine units, and a special macro can be used to register custom affine units. Please refer to the docs for this functionality. ### Arrays diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index eeb9f32d..f4123c12 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -33,16 +33,16 @@ AffineDimensions(d::Dimensions{R}) where R = AffineDimensions{R}(scale=1.0, offs # Affine dimensions from other affine dimensions function AffineDimensions{R}(s::Real, o::Real, dims::AbstractAffineDimensions, sym::Symbol=:nothing) where {R} - new_s = s * uscale(dims) - new_o = uoffset(dims) + o * uscale(dims) #Scale of o is assumed to be scale of base dimensions - return AffineDimensions{R}(new_s, new_o, ubasedim(dims), sym) + new_s = s * affscale(dims) + new_o = affoffset(dims) + o * affscale(dims) #Scale of o is assumed to be scale of base dimensions + return AffineDimensions{R}(new_s, new_o, affbasedim(dims), sym) end function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::AbstractAffineDimensions, sym::Symbol=:nothing) where {R} - new_s = s * uscale(dims) - new_o = uoffset(dims) + ustrip(uexpand(o)) #Offset is always in SI units - return AffineDimensions{R}(new_s, new_o, ubasedim(dims), sym) + new_s = s * affscale(dims) + new_o = affoffset(dims) + ustrip(uexpand(o)) #Offset is always in SI units + return AffineDimensions{R}(new_s, new_o, affbasedim(dims), sym) end function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::Dimensions, sym::Symbol=:nothing) where {R} @@ -77,30 +77,30 @@ function AffineDimensions{R}(s::Real, o::Real, q::Q, sym::Symbol=:nothing) where end -uscale(d::AffineDimensions) = d.scale -uoffset(d::AffineDimensions) = d.offset -ubasedim(d::AffineDimensions) = d.basedim +affscale(d::AffineDimensions) = d.scale +affoffset(d::AffineDimensions) = d.offset +affbasedim(d::AffineDimensions) = d.basedim with_type_parameters(::Type{<:AffineDimensions}, ::Type{R}) where {R} = AffineDimensions{R} @unstable constructorof(::Type{<:AffineDimensions}) = AffineDimensions function Base.show(io::IO, d::AbstractAffineDimensions) - addsign = ifelse(uoffset(d)<0, "-" , "+") + addsign = ifelse(affoffset(d)<0, "-" , "+") if d.symbol != :nothing print(io, d.symbol) - elseif isone(uscale(d)) && iszero(uoffset(d)) - print(io, ubasedim(d)) - elseif iszero(uoffset(d)) - print(io, "(", uscale(d), " ", ubasedim(d),")") - elseif isone(uscale(d)) - print(io, "(", addsign, abs(uoffset(d)), ubasedim(d), ")") + elseif isone(affscale(d)) && iszero(affoffset(d)) + print(io, affbasedim(d)) + elseif iszero(affoffset(d)) + print(io, "(", affscale(d), " ", affbasedim(d),")") + elseif isone(affscale(d)) + print(io, "(", addsign, abs(affoffset(d)), affbasedim(d), ")") else - print(io, "(", uscale(d), addsign, abs(uoffset(d)), " ", ubasedim(d),")") + print(io, "(", affscale(d), addsign, abs(affoffset(d)), " ", affbasedim(d),")") end end -assert_no_offset(d::AffineDimensions) = iszero(uoffset(d)) || throw(AssertionError("AffineDimensions $(d) has a non-zero offset, implicit conversion is not allowed due to ambiguity. Use uexpand(x) to explicitly convert")) +assert_no_offset(d::AffineDimensions) = iszero(affoffset(d)) || throw(AssertionError("AffineDimensions $(d) has a non-zero offset, implicit conversion is not allowed due to ambiguity. Use uexpand(x) to explicitly convert")) """ uexpand(q::Q) where {T,R,D<:AbstractAffineDimensions{R},Q<:UnionAbstractQuantity{T,D}} @@ -151,8 +151,8 @@ for (type, _, _) in ABSTRACT_QUANTITY_TYPES # Forced (explicit) conversions will not error if offset is non-zero function _explicit_convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}) where {T,D<:Dimensions,Q<:$type{T,D}} d = dimension(q) - v = ustrip(q) * uscale(d) + uoffset(d) - return constructorof(Q)(convert(T, v), ubasedim(d)) + v = ustrip(q) * affscale(d) + affoffset(d) + return constructorof(Q)(convert(T, v), affbasedim(d)) end # Implicit conversions will fail if the offset it non-zero (to prevent silently picking ambiguous operations) @@ -190,16 +190,16 @@ You can also use `|>` as a shorthand for `uconvert` function uconvert(qout::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q::UnionAbstractQuantity{<:Any,<:Dimensions}) @assert isone(ustrip(qout)) "You passed a quantity with a non-unit value to uconvert." dout = dimension(qout) - dimension(q) == ubasedim(dout) || throw(DimensionError(q, qout)) - vout = (ustrip(q) - uoffset(dout)) / uscale(dout) + dimension(q) == affbasedim(dout) || throw(DimensionError(q, qout)) + vout = (ustrip(q) - affoffset(dout)) / affscale(dout) return new_quantity(typeof(q), vout, dout) end function uconvert(qout::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q::QuantityArray{<:Any,<:Any,<:Dimensions}) @assert isone(ustrip(qout)) "You passed a quantity with a non-unit value to uconvert." dout = dimension(qout) - dimension(q) == ubasedim(dout) || throw(DimensionError(q, qout)) - vout = (ustrip(q) .- uoffset(dout)) ./ uscale(dout) + dimension(q) == affbasedim(dout) || throw(DimensionError(q, qout)) + vout = (ustrip(q) .- affoffset(dout)) ./ affscale(dout) return QuantityArray(vout, dout, quantity_type(q)) end @@ -220,9 +220,9 @@ for (op, combine) in ((:+, :*), (:-, :/)) @eval function map_dimensions(op::typeof($op), args::AffineDimensions...) map(assert_no_offset, args) return AffineDimensions( - scale=($combine)(map(uscale, args)...), + scale=($combine)(map(affscale, args)...), offset=zero(Float64), - basedim=map_dimensions(op, map(ubasedim, args)...) + basedim=map_dimensions(op, map(affbasedim, args)...) ) end end @@ -231,9 +231,9 @@ end function map_dimensions(op::typeof(-), d::AffineDimensions) assert_no_offset(d) return AffineDimensions( - scale=inv(uscale(d)), + scale=inv(affscale(d)), offset=zero(Float64), - basedim=map_dimensions(op, ubasedim(d)) + basedim=map_dimensions(op, affbasedim(d)) ) end @@ -241,19 +241,9 @@ end function map_dimensions(fix1::Base.Fix1{typeof(*)}, l::AffineDimensions{R}) where {R} assert_no_offset(l) return AffineDimensions( - scale=uscale(l)^fix1.x, + scale=affscale(l)^fix1.x, offset=zero(Float64), - basedim=map_dimensions(fix1, ubasedim(l)) - ) -end - -#Generic fallback (slower and less accurate but works for more cases) -function map_dimensions(op::F, args::AffineDimensions...) where {F<:Function} - assert_no_offset.(args) - return AffineDimensions( - scale=exp(op(log.(uscale.(args))...)), - offset=zero(Float64), - basedim=map_dimensions(op, ubasedim.(args)...) + basedim=map_dimensions(fix1, affbasedim(l)) ) end @@ -291,9 +281,9 @@ module AffineUnits using DispatchDoctor: @unstable import ..affine_unit - import ..uscale - import ..uoffset - import ..ubasedim + import ..affscale + import ..affoffset + import ..affbasedim import ..dimension import ..ustrip import ..constructorof @@ -330,9 +320,9 @@ module AffineUnits # Add "name" to the symbol to make it display d_sym = AffineDimensions{DEFAULT_DIM_BASE_TYPE}( - scale=uscale(dims), - offset=uoffset(dims), - basedim=ubasedim(dims), + scale=affscale(dims), + offset=affoffset(dims), + basedim=affbasedim(dims), symbol=(dims.symbol == :nothing) ? name : dims.symbol ) diff --git a/test/unittests.jl b/test/unittests.jl index fc2aa3ca..cc56988b 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -2018,8 +2018,8 @@ end @test dimension(°C) isa AffineDimensions @test dimension(°C) isa AbstractAffineDimensions - @test DynamicQuantities.ubasedim(dimension(°C)).temperature == 1 - @test DynamicQuantities.ubasedim(dimension(°C)).length == 0 + @test DynamicQuantities.affbasedim(dimension(°C)).temperature == 1 + @test DynamicQuantities.affbasedim(dimension(°C)).length == 0 @test inv(mps) == us"s/m" @test inv(mps) == u"s/m" @@ -2108,7 +2108,6 @@ end @test map_dimensions(+, dimension(ua"m/s"), dimension(ua"m/s")) == AffineDimensions(Dimensions(length=2, time=-2)) @test map_dimensions(-, dimension(ua"m"), dimension(ua"s")) == AffineDimensions(Dimensions(length=1, time=-1)) @test map_dimensions(Base.Fix1(*,2), dimension(ua"m/s")) == AffineDimensions(Dimensions(length=2, time=-2)) - @test map_dimensions(x->x*2, dimension(ua"m/s")) ≈ AffineDimensions(Dimensions(length=2, time=-2)) #Generic fallback end From 0e3ef3cbca0d82ce801ba10685ecb554694fc4ce Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Tue, 11 Mar 2025 08:58:04 -0600 Subject: [PATCH 42/81] Modified headers --- README.md | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/README.md b/README.md index cda11cf9..0b8d881d 100644 --- a/README.md +++ b/README.md @@ -284,7 +284,7 @@ julia> 3us"V" |> us"OneFiveV" 2.0 OneFiveV ``` -### Affine units +#### Affine units Units that have an offset (such as °C = K + 273.15) are an unfortunate fact of life. `AffineDimensions` seeks to extend DynamicQuantities.jl to reduce dependence on Unitful.jl, and enable handling/converting such units in a flexible, type-stable manner. You can access these units through the `ua"..."` string macro: ``` t = ua"degC" @@ -295,7 +295,7 @@ Because `AffineDimensions` are more general than `SymbolicDimensions`, units ava ``` p = ua"kPa" ``` -Registering Symbolic units will automatically register affine units, and a special macro can be used to register custom affine units. Please refer to the docs for this functionality. +Registering Symbolic units will automatically register affine units, and a special macro can be used to register custom affine units if need be. Please refer to the docs for this functionality. ### Arrays From 832df270717307f640cd0a3dbded426e60f2ad20 Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Tue, 11 Mar 2025 18:53:22 +0000 Subject: [PATCH 43/81] refactor: reduce complexity of affine dimensions --- src/affine_dimensions.jl | 310 +++++++++++++++++---------------------- test/unittests.jl | 14 +- 2 files changed, 137 insertions(+), 187 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index f4123c12..f6993b92 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -1,4 +1,3 @@ - const AbstractQuantityOrArray{T,D} = Union{UnionAbstractQuantity{T,D}, QuantityArray{T,<:Any,D}} abstract type AbstractAffineDimensions{R} <: AbstractDimensions{R} end @@ -6,7 +5,21 @@ abstract type AbstractAffineDimensions{R} <: AbstractDimensions{R} end const AffineOrSymbolicDimensions{R} = Union{AbstractAffineDimensions{R}, AbstractSymbolicDimensions{R}} """ - AffineDimensions{R}(scale::Float64, offset::Float64, basedim::Dimensions{R}, symbol::Symbol=nothing) + AffineOffsetError{D} <: Exception + +Error thrown when attempting an implicit conversion of an `AffineDimensions` +with a non-zero offset. +""" +struct AffineOffsetError{D} <: Exception + dim::D + + AffineOffsetError(dim) = new{typeof(dim)}(dim) +end + +Base.showerror(io::IO, e::AffineOffsetError) = print(io, "AffineOffsetError: ", e.dim, " has a non-zero offset, implicit conversion is not allowed due to ambiguity. Use uexpand(x) to explicitly convert") + +""" + AffineDimensions{R}(scale::Float64, offset::Float64, basedim::Dimensions{R}, symbol::Symbol=:nothing) AffineDimensions adds a scale and offset to Dimensions{R} allowing the expression of affine transformations of units (for example °C) The offset parameter is in SI units (i.e. having the dimension of basedim) @@ -18,96 +31,85 @@ struct AffineDimensions{R} <: AbstractAffineDimensions{R} symbol::Symbol end -function AffineDimensions(;scale=1.0, offset=0.0, basedim, symbol=:nothing) - return AffineDimensions(scale, offset, basedim, symbol) -end - -function AffineDimensions{R}(;scale=1.0, offset=0.0, basedim, symbol=:nothing) where R - return AffineDimensions{R}(scale, offset, basedim, symbol) -end - -# Inferring the type parameter R -AffineDimensions(s, o, dims::AbstractDimensions{R}, sym::Symbol=:nothing) where {R} = AffineDimensions{R}(s, o, dims, sym) -AffineDimensions(s, o, q::UnionAbstractQuantity{<:Any,<:AbstractDimensions{R}}, sym::Symbol=:nothing) where {R} = AffineDimensions{R}(s, o, q, sym) +AffineDimensions(; scale=1.0, offset=0.0, basedim, symbol=:nothing) = AffineDimensions(scale, offset, basedim, symbol) +AffineDimensions{R}(; scale=1.0, offset=0.0, basedim, symbol=:nothing) where {R} = AffineDimensions{R}(scale, offset, basedim, symbol) +AffineDimensions(s, o, dims::AbstractDimensions{R}, symbol=:nothing) where {R} = AffineDimensions{R}(s, o, dims, symbol) +AffineDimensions(s, o, q::UnionAbstractQuantity{<:Any,<:AbstractDimensions{R}}, sym=:nothing) where {R} = AffineDimensions{R}(s, o, q, sym) AffineDimensions(d::Dimensions{R}) where R = AffineDimensions{R}(scale=1.0, offset=0.0, basedim=d, symbol=:nothing) -# Affine dimensions from other affine dimensions -function AffineDimensions{R}(s::Real, o::Real, dims::AbstractAffineDimensions, sym::Symbol=:nothing) where {R} - new_s = s * affscale(dims) - new_o = affoffset(dims) + o * affscale(dims) #Scale of o is assumed to be scale of base dimensions - return AffineDimensions{R}(new_s, new_o, affbasedim(dims), sym) +# Handle offsets in affine dimensions +function AffineDimensions{R}(s::Real, o::Real, dims::AbstractAffineDimensions, sym=:nothing) where {R} + new_s = s * affine_scale(dims) + new_o = affine_offset(dims) + o * affine_scale(dims) + return AffineDimensions{R}(new_s, new_o, affine_base_dim(dims), sym) end - -function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::AbstractAffineDimensions, sym::Symbol=:nothing) where {R} - new_s = s * affscale(dims) - new_o = affoffset(dims) + ustrip(uexpand(o)) #Offset is always in SI units - return AffineDimensions{R}(new_s, new_o, affbasedim(dims), sym) +function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::AbstractAffineDimensions, sym=:nothing) where {R} + new_s = s * affine_scale(dims) + new_o = affine_offset(dims) + ustrip(uexpand(o)) + return AffineDimensions{R}(new_s, new_o, affine_base_dim(dims), sym) end -function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::Dimensions, sym::Symbol=:nothing) where {R} +function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::Dimensions, sym=:nothing) where {R} return AffineDimensions{R}(s, ustrip(uexpand(o)), dims, sym) end -# Affine dimensions from quantities -function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, q::UnionAbstractQuantity, sym::Symbol=:nothing) where {R} - q0 = uexpand(0 * q) #Origin point in SI units - oΔ = uexpand(o) - uexpand(0 * o) #Offset is a difference in affine units - dimension(q0) == dimension(oΔ) || throw(DimensionError(o, q)) #Check the units and give an informative error - - #Obtain SI units of the scale and offset - o_si = oΔ + q0 #Total offset is origin plus the offset - q_si = uexpand(q) - q0 #The scaling quantity must remove the origin - - #Call the SI quantity constructor +# From two quantities +function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, q::UnionAbstractQuantity, sym=:nothing) where {R} + q_si_origin = uexpand(0 * q) + o_si_origin = uexpand(0 * o) + o_difference_to_si = uexpand(o) - o_si_origin + dimension(q_si_origin) == dimension(o_difference_to_si) || throw(DimensionError(o, q)) + o_si = o_difference_to_si + q_si_origin + q_si = uexpand(q) - q_si_origin return AffineDimensions{R}(s, o_si, q_si, sym) end -# Base case when everyting is convrted to si units (offset is assumed to be in SI units) -function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity{<:Any,<:Dimensions}, q::UnionAbstractQuantity{<:Any,<:Dimensions}, sym::Symbol=:nothing) where {R} +# Base case with SI units +function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity{<:Any,<:Dimensions}, q::UnionAbstractQuantity{<:Any,<:Dimensions}, sym=:nothing) where {R} dimension(o) == dimension(q) || throw(DimensionError(o, q)) - o_val = ustrip(o) - q_val = ustrip(q) - return AffineDimensions{R}(s * q_val, o_val, dimension(q), sym) + return AffineDimensions{R}(s * ustrip(q), ustrip(o), dimension(q), sym) end -# If a quantity is used only for the dimension, the offset is assumed to be in the same scale as the quantity -function AffineDimensions{R}(s::Real, o::Real, q::Q, sym::Symbol=:nothing) where {R, Q<:UnionAbstractQuantity} +# Offset from real +function AffineDimensions{R}(s::Real, o::Real, q::Q, sym=:nothing) where {R, Q<:UnionAbstractQuantity} return AffineDimensions{R}(s, o * q, q, sym) end - -affscale(d::AffineDimensions) = d.scale -affoffset(d::AffineDimensions) = d.offset -affbasedim(d::AffineDimensions) = d.basedim +affine_scale(d::AffineDimensions) = d.scale +affine_offset(d::AffineDimensions) = d.offset +affine_base_dim(d::AffineDimensions) = d.basedim with_type_parameters(::Type{<:AffineDimensions}, ::Type{R}) where {R} = AffineDimensions{R} @unstable constructorof(::Type{<:AffineDimensions}) = AffineDimensions function Base.show(io::IO, d::AbstractAffineDimensions) - addsign = ifelse(affoffset(d)<0, "-" , "+") - if d.symbol != :nothing print(io, d.symbol) - elseif isone(affscale(d)) && iszero(affoffset(d)) - print(io, affbasedim(d)) - elseif iszero(affoffset(d)) - print(io, "(", affscale(d), " ", affbasedim(d),")") - elseif isone(affscale(d)) - print(io, "(", addsign, abs(affoffset(d)), affbasedim(d), ")") + elseif isone(affine_scale(d)) && iszero(affine_offset(d)) + print(io, affine_base_dim(d)) + elseif iszero(affine_offset(d)) + print(io, "(", affine_scale(d), " ", affine_base_dim(d),")") else - print(io, "(", affscale(d), addsign, abs(affoffset(d)), " ", affbasedim(d),")") + addsign = affine_offset(d) < 0 ? "-" : "+" + if isone(affine_scale(d)) + print(io, "(", addsign, abs(affine_offset(d)), affine_base_dim(d), ")") + else + print(io, "(", affine_scale(d), addsign, abs(affine_offset(d)), " ", affine_base_dim(d),")") + end end end -assert_no_offset(d::AffineDimensions) = iszero(affoffset(d)) || throw(AssertionError("AffineDimensions $(d) has a non-zero offset, implicit conversion is not allowed due to ambiguity. Use uexpand(x) to explicitly convert")) +function assert_no_offset(d::AffineDimensions) + if !iszero(affine_offset(d)) + throw(AffineOffsetError(d)) + end +end """ uexpand(q::Q) where {T,R,D<:AbstractAffineDimensions{R},Q<:UnionAbstractQuantity{T,D}} -Expand the affine units in a quantity to their base SI form. In other words, this converts a quantity with AbstractAffineDimensions -to one with Dimensions. The opposite of this function is uconvert, for converting to specific symbolic units, or, e.g., -convert(Quantity{<:Any,<:AbstractSymbolicDimensions}, q), for assuming SI units as the output symbols. +Expand the affine units in a quantity to their base SI form (with `Dimensions`). """ function uexpand(q::Q) where {T,R,D<:AbstractAffineDimensions{R},Q<:UnionAbstractQuantity{T,D}} return _explicit_convert(with_type_parameters(Q, T, Dimensions{R}), q) @@ -120,10 +122,9 @@ uexpand(q::QuantityArray{T,N,D}) where {T,N,D<:AbstractAffineDimensions} = uexpa Converts a quantity to its equivalent affine quantity representation (with scale=1.0 and offset=0.0) """ function affine_quantity(q::Q) where {T,R,D<:AbstractDimensions{R},Q<:UnionAbstractQuantity{T,D}} - q_si = uexpand(q) - dims = AffineDimensions{R}(scale=1.0, offset=0.0, basedim=dimension(q_si)) - q_val = convert(T, ustrip(q_si)) - return constructorof(Q)(q_val, dims) + q_si = uexpand(q) + dims = AffineDimensions{R}(scale=1.0, offset=0.0, basedim=dimension(q_si)) + return constructorof(Q)(convert(T, ustrip(q_si)), dims) end """ @@ -131,14 +132,15 @@ end Converts a quantity to its nearest affine unit (with scale=ustrip(q) and offset=0.0) """ -function affine_unit(q::Q, symbol::Symbol=:nothing) where {T,R,D<:AbstractDimensions{R},Q<:UnionAbstractQuantity{T,D}} - q_si = uexpand(q) - dims = AffineDimensions{R}(scale=ustrip(q_si), offset=0.0, basedim=dimension(q_si), symbol=symbol) +function affine_unit(q::Q, symbol=:nothing) where {T,R,D<:AbstractDimensions{R},Q<:UnionAbstractQuantity{T,D}} + q_si = uexpand(q) + dims = AffineDimensions{R}(scale=ustrip(q_si), offset=0.0, basedim=dimension(q_si), symbol=symbol) return constructorof(Q)(one(T), dims) end for (type, _, _) in ABSTRACT_QUANTITY_TYPES @eval begin + # Dimensions to AffineDimensions function Base.convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:Dimensions}) where {T,Q<:$type{T,AffineDimensions}} return convert(with_type_parameters(Q, T, AffineDimensions{DEFAULT_DIM_BASE_TYPE}), q) end @@ -148,14 +150,14 @@ for (type, _, _) in ABSTRACT_QUANTITY_TYPES return constructorof(Q)(convert(T, ustrip(q)), dims) end - # Forced (explicit) conversions will not error if offset is non-zero + # AffineDimensions to Dimensions (explicit) function _explicit_convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}) where {T,D<:Dimensions,Q<:$type{T,D}} d = dimension(q) - v = ustrip(q) * affscale(d) + affoffset(d) - return constructorof(Q)(convert(T, v), affbasedim(d)) + v = ustrip(q) * affine_scale(d) + affine_offset(d) + return constructorof(Q)(convert(T, v), affine_base_dim(d)) end - # Implicit conversions will fail if the offset it non-zero (to prevent silently picking ambiguous operations) + # AffineDimensions to Dimensions (implicit - fails if offset ≠ 0) function Base.convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}) where {T,D<:Dimensions,Q<:$type{T,D}} assert_no_offset(dimension(q)) return _explicit_convert(Q, q) @@ -179,83 +181,83 @@ function Base.promote_rule(::Type{AffineDimensions{R1}}, ::Type{SymbolicDimensio return Dimensions{promote_type(R1,R2)} end - -# Conversions for Dimensions |> AffineDimenions """ uconvert(qout::UnionAbstractQuantity{<:Any, <:AbstractAffineDimensions}, q::UnionAbstractQuantity{<:Any, <:Dimensions}) -Convert a quantity `q` with base SI units to the affine units of `qout`, for `q` and `qout` with compatible units. -You can also use `|>` as a shorthand for `uconvert` +You may also convert to a quantity expressed in affine units. """ function uconvert(qout::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q::UnionAbstractQuantity{<:Any,<:Dimensions}) @assert isone(ustrip(qout)) "You passed a quantity with a non-unit value to uconvert." dout = dimension(qout) - dimension(q) == affbasedim(dout) || throw(DimensionError(q, qout)) - vout = (ustrip(q) - affoffset(dout)) / affscale(dout) + dimension(q) == affine_base_dim(dout) || throw(DimensionError(q, qout)) + vout = (ustrip(q) - affine_offset(dout)) / affine_scale(dout) return new_quantity(typeof(q), vout, dout) end function uconvert(qout::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q::QuantityArray{<:Any,<:Any,<:Dimensions}) @assert isone(ustrip(qout)) "You passed a quantity with a non-unit value to uconvert." dout = dimension(qout) - dimension(q) == affbasedim(dout) || throw(DimensionError(q, qout)) - vout = (ustrip(q) .- affoffset(dout)) ./ affscale(dout) + dimension(q) == affine_base_dim(dout) || throw(DimensionError(q, qout)) + stripped_q = ustrip(q) + offset = affine_offset(dout) + scale = affine_scale(dout) + vout = @. (stripped_q - offset) / scale return QuantityArray(vout, dout, quantity_type(q)) end +# Generic conversions through uexpand function uconvert(qout::UnionAbstractQuantity{<:Any,<:AbstractSymbolicDimensions}, qin::AbstractQuantityOrArray{<:Any,<:AbstractAffineDimensions}) uconvert(qout, uexpand(qin)) end - function uconvert(qout::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}, qin::AbstractQuantityOrArray{<:Any,<:AbstractSymbolicDimensions}) uconvert(qout, uexpand(qin)) end - function uconvert(qout::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}, qin::AbstractQuantityOrArray{<:Any,<:AbstractAffineDimensions}) uconvert(qout, uexpand(qin)) end -#This is needed for parsing out (*,/) in string macros for (op, combine) in ((:+, :*), (:-, :/)) @eval function map_dimensions(op::typeof($op), args::AffineDimensions...) map(assert_no_offset, args) return AffineDimensions( - scale=($combine)(map(affscale, args)...), + scale=($combine)(map(affine_scale, args)...), offset=zero(Float64), - basedim=map_dimensions(op, map(affbasedim, args)...) + basedim=map_dimensions(op, map(affine_base_dim, args)...) ) end end -#This is required because /(x::Number) results in an error, so it needs to be cased out to inv +# This is required because /(x::Number) results in an error, so it needs to be cased out to inv function map_dimensions(op::typeof(-), d::AffineDimensions) assert_no_offset(d) return AffineDimensions( - scale=inv(affscale(d)), + scale=inv(affine_scale(d)), offset=zero(Float64), - basedim=map_dimensions(op, affbasedim(d)) + basedim=map_dimensions(op, affine_base_dim(d)) ) end -#This is needed for parsing out exponentials in string macros +# This is needed for parsing out exponentials in string macros function map_dimensions(fix1::Base.Fix1{typeof(*)}, l::AffineDimensions{R}) where {R} assert_no_offset(l) return AffineDimensions( - scale=affscale(l)^fix1.x, + scale=affine_scale(l)^fix1.x, offset=zero(Float64), - basedim=map_dimensions(fix1, affbasedim(l)) + basedim=map_dimensions(fix1, affine_base_dim(l)) ) end -# This function works like uexpand but will throw an error if the offset is 0 +# Helper function for conversions function _no_offset_expand(q::Q) where {T,R,D<:AbstractAffineDimensions{R},Q<:UnionAbstractQuantity{T,D}} return convert(with_type_parameters(Q, T, Dimensions{R}), q) end -# Addition will return Quantity{T, Dimensions} -Base.:(+)(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = _no_offset_expand(q1) + _no_offset_expand(q2) +# Addition expands +function Base.:(+)(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) + return _no_offset_expand(q1) + _no_offset_expand(q2) +end -# Subtraction will return Quantity{T, Dimensions}, in special cases, differences between offsetted AffineDimensions is allowed as offsets cancel out +# Subtraction function Base.:(-)(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) if dimension(q1) == dimension(q2) return uexpand(q1) - uexpand(q2) @@ -265,49 +267,35 @@ function Base.:(-)(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::Unio end for op in (:(==), :(≈)) - @eval Base.$op(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = $op(uexpand(q1), uexpand(q2)) - @eval Base.$op(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AbstractDimensions}) = $op(uexpand(q1), uexpand(q2)) - @eval Base.$op(q1::UnionAbstractQuantity{<:Any,<:AbstractDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = $op(uexpand(q1), uexpand(q2)) + @eval begin + Base.$op(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = $op(uexpand(q1), uexpand(q2)) + function Base.$op(d1::AffineDimensions, d2::AffineDimensions) + $op(affine_base_dim(d1), affine_base_dim(d2)) && + $op(affine_scale(d1), affine_scale(d2)) && + $op(affine_offset(d1), affine_offset(d2)) + end + end end -Base.:(==)(d1::AffineDimensions, d2::AffineDimensions) = (d1.scale==d2.scale) && (d1.offset==d2.offset) && (d1.basedim==d2.basedim) -Base.:(≈)(d1::AffineDimensions, d2::AffineDimensions) = (d1.offset≈d2.offset) && (Quantity(d1.scale, d1.basedim)≈Quantity(d2.scale, d2.basedim)) - -# Units are stored using SymbolicDimensionsSingleton const DEFAULT_AFFINE_QUANTITY_TYPE = with_type_parameters(DEFAULT_QUANTITY_TYPE, DEFAULT_VALUE_TYPE, AffineDimensions{DEFAULT_DIM_BASE_TYPE}) module AffineUnits - using DispatchDoctor: @unstable - import ..affine_unit - import ..affscale - import ..affoffset - import ..affbasedim - import ..dimension - import ..ustrip - import ..constructorof - import ..DEFAULT_AFFINE_QUANTITY_TYPE - import ..DEFAULT_DIM_TYPE - import ..DEFAULT_VALUE_TYPE + import ..affine_unit, ..affine_scale, ..affine_offset, ..affine_base_dim, ..dimension + import ..ustrip, ..constructorof, ..DEFAULT_AFFINE_QUANTITY_TYPE + import ..DEFAULT_DIM_TYPE, ..DEFAULT_VALUE_TYPE, ..DEFAULT_DIM_BASE_TYPE import ..Units: UNIT_SYMBOLS, UNIT_VALUES import ..Constants: CONSTANT_SYMBOLS, CONSTANT_VALUES import ..Constants - import ..Quantity - import ..INDEX_TYPE - import ..AbstractDimensions - import ..AffineDimensions - import ..UnionAbstractQuantity - - import ..DEFAULT_DIM_BASE_TYPE - import ..WriteOnceReadMany - import ..SymbolicUnits.as_quantity + import ..Quantity, ..INDEX_TYPE, ..AbstractDimensions, ..AffineDimensions, ..UnionAbstractQuantity + import ..WriteOnceReadMany, ..SymbolicUnits.as_quantity const AFFINE_UNIT_SYMBOLS = WriteOnceReadMany(deepcopy(UNIT_SYMBOLS)) const AFFINE_UNIT_VALUES = WriteOnceReadMany(map(affine_unit, UNIT_VALUES, UNIT_SYMBOLS)) const AFFINE_UNIT_MAPPING = WriteOnceReadMany(Dict(s => INDEX_TYPE(i) for (i, s) in enumerate(AFFINE_UNIT_SYMBOLS))) - # Used for registering units in current module + # Register a new affine unit function update_external_affine_unit(name::Symbol, q::UnionAbstractQuantity{<:Any,<:AffineDimensions{R}}) where {R} ind = get(AFFINE_UNIT_MAPPING, name, INDEX_TYPE(0)) if !iszero(ind) @@ -315,18 +303,14 @@ module AffineUnits return nothing end - # Extract original dimensions - dims = dimension(q) - - # Add "name" to the symbol to make it display + dims = dimension(q) d_sym = AffineDimensions{DEFAULT_DIM_BASE_TYPE}( - scale=affscale(dims), - offset=affoffset(dims), - basedim=affbasedim(dims), + scale=affine_scale(dims), + offset=affine_offset(dims), + basedim=affine_base_dim(dims), symbol=(dims.symbol == :nothing) ? name : dims.symbol ) - # Reconstruct the quantity with the new name q_sym = constructorof(DEFAULT_AFFINE_QUANTITY_TYPE)(ustrip(q), d_sym) push!(AFFINE_UNIT_SYMBOLS, name) @@ -336,7 +320,7 @@ module AffineUnits end update_external_affine_unit(name::Symbol, q::UnionAbstractQuantity) = update_external_affine_unit(name, affine_unit(q)) - update_external_affine_unit(name::Symbol, d::AbstractDimensions) = update_external_affine_unit(name, Quantity(DEFAULT_VALUE_TYPE(1.0), d)) + update_external_affine_unit(name::Symbol, d::AbstractDimensions) = update_external_affine_unit(name, Quantity(DEFAULT_VALUE_TYPE(1.0), d)) function update_external_affine_unit(d::AffineDimensions) d.symbol != :nothing || error("Cannot register affine dimension if symbol is :nothing") return update_external_affine_unit(d.symbol, d) @@ -345,13 +329,9 @@ module AffineUnits """ aff_uparse(s::AbstractString) - Parse a string containing an expression of units and return the - corresponding `Quantity` object with `Float64` value. - However, unlike the regular `u"..."` macro, this macro uses - `AffineDimensions` for the dimension type, which can represent a greater - number of units, but much more limited functionality with calculations. - For example, `aff_uparse("km/s^2")` would be parsed to - `Quantity(1.0, AffineDimensions(scale=1000.0, offset=0.0, basedim=Dimensions(length=1, time=-2)))`. + Affine unit parsing function. This works similarly to `uparse`, + but uses `AffineDimensions` instead of `Dimensions`, and permits affine units such + as `°C` and `°F`. You may also refer to regular units such as `m` or `s`. """ function aff_uparse(s::AbstractString) ex = map_to_scope(Meta.parse(s)) @@ -361,31 +341,13 @@ module AffineUnits as_quantity(q::DEFAULT_AFFINE_QUANTITY_TYPE) = q - """ - ua"[unit expression]" - - Parse a string containing an expression of units and return the - corresponding `Quantity` object with `Float64` value. - However, unlike the regular `u"..."` macro, this macro uses - `AffineDimensions` for the dimension type, which can represent a greater - number of units, but much more limited functionality with calculations. - For example, `ua"km/s^2"` would be parsed to - `Quantity(1.0, AffineDimensions(scale=1000.0, offset=0.0, basedim=Dimensions(length=1, time=-2)))`. - """ - macro ua_str(s) - ex = map_to_scope(Meta.parse(s)) - ex = :($(as_quantity)($ex)) - return esc(ex) - end - + # String parsing helpers @unstable function map_to_scope(ex::Expr) if ex.head != :call throw(ArgumentError("Unexpected expression: $ex. Only `:call` is expected.")) end - if ex.head == :call - ex.args[2:end] = map(map_to_scope, ex.args[2:end]) - return ex - end + ex.args[2:end] = map(map_to_scope, ex.args[2:end]) + return ex end function map_to_scope(sym::Symbol) @@ -393,16 +355,14 @@ module AffineUnits return lookup_unit(sym) end - function map_to_scope(ex) - return ex - end + map_to_scope(ex) = ex function lookup_unit(ex::Symbol) i = findfirst(==(ex), AFFINE_UNIT_SYMBOLS)::Int return AFFINE_UNIT_VALUES[i] end - #Register Celsius and Fahrenheit (the most commonly used affine units) + # Register standard temperature units let K = Quantity(1.0, temperature=1) °C = Quantity(1.0, AffineDimensions(scale=1.0, offset=273.15*K, basedim=K, symbol=:°C)) @@ -411,33 +371,25 @@ module AffineUnits update_external_affine_unit(:degC, dimension(°C)) update_external_affine_unit(dimension(°F)) update_external_affine_unit(:degF, dimension(°F)) - end - #Register all constants inside the module - for (name, val) in zip(AFFINE_UNIT_SYMBOLS, AFFINE_UNIT_VALUES) - @eval begin - const $name = $val + # Register unit symbols as exportable constants + for (name, val) in zip(AFFINE_UNIT_SYMBOLS, AFFINE_UNIT_VALUES) + @eval begin + const $name = $val + end end end - -end - +end import .AffineUnits: aff_uparse, update_external_affine_unit """ ua"[unit expression]" -Parse a string containing an expression of units and return the -corresponding `Quantity` object with `Float64` value. -However, unlike the regular `u"..."` macro, this macro uses -`AffineDimensions` for the dimension type, which can represent a greater -number of units, but supports a much smaller set of operations. It is -adviced to convert AffineDimensions to regular are symbolic dimensions -as soon as possible. -For example, `ua"km/s^2"` would be parsed to -`Quantity(1.0, AffineDimensions(scale=1000.0, offset=0.0, basedim=Dimensions(length=1, time=-2)))`. +Affine unit parsing macro. This works similarly to `u"[unit expression]"`, but uses +`AffineDimensions` instead of `Dimensions`, and permits affine units such +as `°C` and `°F`. You may also refer to regular units such as `m` or `s`. """ macro ua_str(s) ex = AffineUnits.map_to_scope(Meta.parse(s)) diff --git a/test/unittests.jl b/test/unittests.jl index cc56988b..07e05b20 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -6,6 +6,7 @@ using DynamicQuantities: GenericQuantity, with_type_parameters, constructorof using DynamicQuantities: promote_quantity_on_quantity, promote_quantity_on_value using DynamicQuantities: UNIT_VALUES, UNIT_MAPPING, UNIT_SYMBOLS, ALL_MAPPING, ALL_SYMBOLS, ALL_VALUES using DynamicQuantities.SymbolicUnits: SYMBOLIC_UNIT_VALUES +using DynamicQuantities: AffineOffsetError using DynamicQuantities.AffineUnits: AFFINE_UNIT_SYMBOLS, AFFINE_UNIT_MAPPING, AFFINE_UNIT_VALUES using DynamicQuantities: map_dimensions using DynamicQuantities: _register_unit, _register_affine_unit @@ -2018,8 +2019,8 @@ end @test dimension(°C) isa AffineDimensions @test dimension(°C) isa AbstractAffineDimensions - @test DynamicQuantities.affbasedim(dimension(°C)).temperature == 1 - @test DynamicQuantities.affbasedim(dimension(°C)).length == 0 + @test DynamicQuantities.affine_base_dim(dimension(°C)).temperature == 1 + @test DynamicQuantities.affine_base_dim(dimension(°C)).length == 0 @test inv(mps) == us"s/m" @test inv(mps) == u"s/m" @@ -2078,7 +2079,7 @@ end @test 2.0u"K" ≈ 2.0ua"K" @test 2.0ua"K" ≈ 2.0ua"K" @test 2.0ua"K" ≈ 2.0u"K" - @test_throws AssertionError (2ua"°C")^2 + @test_throws AffineOffsetError (2ua"°C")^2 @test uexpand(2ua"°C") == 275.15u"K" # Test conversions @@ -2206,8 +2207,7 @@ if :psi ∉ UNIT_SYMBOLS @eval @register_unit psi 6.89476us"kPa" end -#Registering Affine Units -if :psig ∉ AFFINE_UNIT_SYMBOLS #This example is in the documentation so it better work +if :psig ∉ AFFINE_UNIT_SYMBOLS @eval @register_affine_unit psig AffineDimensions(offset=u"Constants.atm", basedim=u"psi") else skipped_register_unit = true @@ -2243,11 +2243,9 @@ end @test psi == ua"psi" @test psi == u"psi" @test psig == ua"psig" - @test 0*psig == u"Constants.atm" + @test_throws AffineOffsetError 0*psig == u"Constants.atm" @test My°C == ua"My°C" - @test My°C == uexpand(ua"My°C") @test My°C2 == ua"My°C2" - @test My°C2 == uexpand(ua"My°C2") if !skipped_register_unit @test length(UNIT_MAPPING) == map_count_before_registering + 4 From ab2163763399e2103df383db7ffdc4bdcc92c09c Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Tue, 11 Mar 2025 18:55:56 +0000 Subject: [PATCH 44/81] refactor: remove `affine_quantity` --- src/affine_dimensions.jl | 11 ----------- test/unittests.jl | 1 - 2 files changed, 12 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index f6993b92..1ae319db 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -116,17 +116,6 @@ function uexpand(q::Q) where {T,R,D<:AbstractAffineDimensions{R},Q<:UnionAbstrac end uexpand(q::QuantityArray{T,N,D}) where {T,N,D<:AbstractAffineDimensions} = uexpand.(q) -""" - affine_quantity(q::UnionAbstractQuantity) - -Converts a quantity to its equivalent affine quantity representation (with scale=1.0 and offset=0.0) -""" -function affine_quantity(q::Q) where {T,R,D<:AbstractDimensions{R},Q<:UnionAbstractQuantity{T,D}} - q_si = uexpand(q) - dims = AffineDimensions{R}(scale=1.0, offset=0.0, basedim=dimension(q_si)) - return constructorof(Q)(convert(T, ustrip(q_si)), dims) -end - """ affine_unit(q::UnionAbstractQuantity, symbol::Symbol=:nothing) diff --git a/test/unittests.jl b/test/unittests.jl index 07e05b20..541ac07b 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -2091,7 +2091,6 @@ end @test 0°C |> °F == 32°F @test QuantityArray([0,1]°C) |> °F isa QuantityArray{T, <:Any, AffineDimensions{R}} where {T,R} - @test DynamicQuantities.affine_quantity(us"kPa") == u"kPa" # Test display against errors celsius = AffineDimensions(offset=273.15, basedim=u"K") From a305a3575cdff244483992bb752221f3eb7ff6e1 Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Tue, 11 Mar 2025 19:07:21 +0000 Subject: [PATCH 45/81] refactor: more cleanup of affine dimensions --- src/affine_dimensions.jl | 36 ++++++++++++++++++++---------------- 1 file changed, 20 insertions(+), 16 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 1ae319db..21b20283 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -9,6 +9,9 @@ const AffineOrSymbolicDimensions{R} = Union{AbstractAffineDimensions{R}, Abstrac Error thrown when attempting an implicit conversion of an `AffineDimensions` with a non-zero offset. + +!!! warning + This is an experimental feature and may change in the future. """ struct AffineOffsetError{D} <: Exception dim::D @@ -23,6 +26,9 @@ Base.showerror(io::IO, e::AffineOffsetError) = print(io, "AffineOffsetError: ", AffineDimensions adds a scale and offset to Dimensions{R} allowing the expression of affine transformations of units (for example °C) The offset parameter is in SI units (i.e. having the dimension of basedim) + +!!! warning + This is an experimental feature and may change in the future. """ struct AffineDimensions{R} <: AbstractAffineDimensions{R} scale::Float64 @@ -116,17 +122,6 @@ function uexpand(q::Q) where {T,R,D<:AbstractAffineDimensions{R},Q<:UnionAbstrac end uexpand(q::QuantityArray{T,N,D}) where {T,N,D<:AbstractAffineDimensions} = uexpand.(q) -""" - affine_unit(q::UnionAbstractQuantity, symbol::Symbol=:nothing) - -Converts a quantity to its nearest affine unit (with scale=ustrip(q) and offset=0.0) -""" -function affine_unit(q::Q, symbol=:nothing) where {T,R,D<:AbstractDimensions{R},Q<:UnionAbstractQuantity{T,D}} - q_si = uexpand(q) - dims = AffineDimensions{R}(scale=ustrip(q_si), offset=0.0, basedim=dimension(q_si), symbol=symbol) - return constructorof(Q)(one(T), dims) -end - for (type, _, _) in ABSTRACT_QUANTITY_TYPES @eval begin # Dimensions to AffineDimensions @@ -237,7 +232,7 @@ function map_dimensions(fix1::Base.Fix1{typeof(*)}, l::AffineDimensions{R}) wher end # Helper function for conversions -function _no_offset_expand(q::Q) where {T,R,D<:AbstractAffineDimensions{R},Q<:UnionAbstractQuantity{T,D}} +function _no_offset_expand(q::Q) where {T,R,Q<:UnionAbstractQuantity{T,<:AbstractAffineDimensions{R}}} return convert(with_type_parameters(Q, T, Dimensions{R}), q) end @@ -272,7 +267,7 @@ module AffineUnits using DispatchDoctor: @unstable import ..affine_unit, ..affine_scale, ..affine_offset, ..affine_base_dim, ..dimension - import ..ustrip, ..constructorof, ..DEFAULT_AFFINE_QUANTITY_TYPE + import ..ustrip, ..ustripexpand, ..constructorof, ..DEFAULT_AFFINE_QUANTITY_TYPE import ..DEFAULT_DIM_TYPE, ..DEFAULT_VALUE_TYPE, ..DEFAULT_DIM_BASE_TYPE import ..Units: UNIT_SYMBOLS, UNIT_VALUES import ..Constants: CONSTANT_SYMBOLS, CONSTANT_VALUES @@ -285,6 +280,9 @@ module AffineUnits const AFFINE_UNIT_MAPPING = WriteOnceReadMany(Dict(s => INDEX_TYPE(i) for (i, s) in enumerate(AFFINE_UNIT_SYMBOLS))) # Register a new affine unit + function _make_affine_unit(q::Q) where {T,R,D<:AbstractDimensions{R},Q<:UnionAbstractQuantity{T,D}} + return constructorof(Q)(one(T), AffineDimensions{R}(scale=ustripexpand(q), offset=0.0, basedim=dimension(q))) + end function update_external_affine_unit(name::Symbol, q::UnionAbstractQuantity{<:Any,<:AffineDimensions{R}}) where {R} ind = get(AFFINE_UNIT_MAPPING, name, INDEX_TYPE(0)) if !iszero(ind) @@ -307,9 +305,12 @@ module AffineUnits AFFINE_UNIT_MAPPING[name] = lastindex(AFFINE_UNIT_SYMBOLS) return nothing end - - update_external_affine_unit(name::Symbol, q::UnionAbstractQuantity) = update_external_affine_unit(name, affine_unit(q)) - update_external_affine_unit(name::Symbol, d::AbstractDimensions) = update_external_affine_unit(name, Quantity(DEFAULT_VALUE_TYPE(1.0), d)) + function update_external_affine_unit(name::Symbol, q::UnionAbstractQuantity) + return update_external_affine_unit(name, _make_affine_unit(q, name)) + end + function update_external_affine_unit(name::Symbol, d::AbstractDimensions) + return update_external_affine_unit(name, Quantity(DEFAULT_VALUE_TYPE(1.0), d)) + end function update_external_affine_unit(d::AffineDimensions) d.symbol != :nothing || error("Cannot register affine dimension if symbol is :nothing") return update_external_affine_unit(d.symbol, d) @@ -379,6 +380,9 @@ import .AffineUnits: aff_uparse, update_external_affine_unit Affine unit parsing macro. This works similarly to `u"[unit expression]"`, but uses `AffineDimensions` instead of `Dimensions`, and permits affine units such as `°C` and `°F`. You may also refer to regular units such as `m` or `s`. + +!!! warning + This is an experimental feature and may change in the future. """ macro ua_str(s) ex = AffineUnits.map_to_scope(Meta.parse(s)) From 6f88c9e6a1d747869dc15745277ce6b240ab1a50 Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Tue, 11 Mar 2025 19:07:55 +0000 Subject: [PATCH 46/81] refactor: more cleanup of affine dimensions --- src/affine_dimensions.jl | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 21b20283..e859eac5 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -361,15 +361,13 @@ module AffineUnits update_external_affine_unit(:degC, dimension(°C)) update_external_affine_unit(dimension(°F)) update_external_affine_unit(:degF, dimension(°F)) - - # Register unit symbols as exportable constants - for (name, val) in zip(AFFINE_UNIT_SYMBOLS, AFFINE_UNIT_VALUES) - @eval begin - const $name = $val - end + end + # Register unit symbols as exportable constants + for (name, val) in zip(AFFINE_UNIT_SYMBOLS, AFFINE_UNIT_VALUES) + @eval begin + const $name = $val end end - end import .AffineUnits: aff_uparse, update_external_affine_unit From 0b274829a2a895459de0256ae5e81556c583448a Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Tue, 11 Mar 2025 19:09:46 +0000 Subject: [PATCH 47/81] refactor: more cleanup of affine dimensions --- src/affine_dimensions.jl | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index e859eac5..b038198b 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -275,14 +275,15 @@ module AffineUnits import ..Quantity, ..INDEX_TYPE, ..AbstractDimensions, ..AffineDimensions, ..UnionAbstractQuantity import ..WriteOnceReadMany, ..SymbolicUnits.as_quantity + # Register a new affine unit + function _make_affine_unit(q::Q, symbol::Symbol=:nothing) where {T,R,D<:AbstractDimensions{R},Q<:UnionAbstractQuantity{T,D}} + return constructorof(Q)(one(T), AffineDimensions{R}(scale=ustripexpand(q), offset=0.0, basedim=dimension(q), symbol=symbol)) + end + const AFFINE_UNIT_SYMBOLS = WriteOnceReadMany(deepcopy(UNIT_SYMBOLS)) - const AFFINE_UNIT_VALUES = WriteOnceReadMany(map(affine_unit, UNIT_VALUES, UNIT_SYMBOLS)) + const AFFINE_UNIT_VALUES = WriteOnceReadMany(map(_make_affine_unit, UNIT_VALUES, UNIT_SYMBOLS)) const AFFINE_UNIT_MAPPING = WriteOnceReadMany(Dict(s => INDEX_TYPE(i) for (i, s) in enumerate(AFFINE_UNIT_SYMBOLS))) - # Register a new affine unit - function _make_affine_unit(q::Q) where {T,R,D<:AbstractDimensions{R},Q<:UnionAbstractQuantity{T,D}} - return constructorof(Q)(one(T), AffineDimensions{R}(scale=ustripexpand(q), offset=0.0, basedim=dimension(q))) - end function update_external_affine_unit(name::Symbol, q::UnionAbstractQuantity{<:Any,<:AffineDimensions{R}}) where {R} ind = get(AFFINE_UNIT_MAPPING, name, INDEX_TYPE(0)) if !iszero(ind) From a9c4f686bb0f260ff6f5d4824d64835547cd70e9 Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Tue, 11 Mar 2025 19:10:31 +0000 Subject: [PATCH 48/81] refactor: more cleanup of affine dimensions --- src/affine_dimensions.jl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index b038198b..c66b6aa0 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -266,7 +266,7 @@ const DEFAULT_AFFINE_QUANTITY_TYPE = with_type_parameters(DEFAULT_QUANTITY_TYPE, module AffineUnits using DispatchDoctor: @unstable - import ..affine_unit, ..affine_scale, ..affine_offset, ..affine_base_dim, ..dimension + import ..affine_scale, ..affine_offset, ..affine_base_dim, ..dimension import ..ustrip, ..ustripexpand, ..constructorof, ..DEFAULT_AFFINE_QUANTITY_TYPE import ..DEFAULT_DIM_TYPE, ..DEFAULT_VALUE_TYPE, ..DEFAULT_DIM_BASE_TYPE import ..Units: UNIT_SYMBOLS, UNIT_VALUES From 5281f539e99ee534e6c175c920b1b579739ab88c Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Tue, 11 Mar 2025 19:13:52 +0000 Subject: [PATCH 49/81] refactor: tweak error message --- src/affine_dimensions.jl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index c66b6aa0..edeb4dd5 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -19,7 +19,7 @@ struct AffineOffsetError{D} <: Exception AffineOffsetError(dim) = new{typeof(dim)}(dim) end -Base.showerror(io::IO, e::AffineOffsetError) = print(io, "AffineOffsetError: ", e.dim, " has a non-zero offset, implicit conversion is not allowed due to ambiguity. Use uexpand(x) to explicitly convert") +Base.showerror(io::IO, e::AffineOffsetError) = print(io, "AffineOffsetError: ", e.dim, " has a non-zero offset, implicit conversion is not allowed due to ambiguity. Use `uexpand(x)` to explicitly convert") """ AffineDimensions{R}(scale::Float64, offset::Float64, basedim::Dimensions{R}, symbol::Symbol=:nothing) From 3769ce65612d3b68bdb47223403806093475a923 Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Tue, 11 Mar 2025 19:21:31 +0000 Subject: [PATCH 50/81] refactor: remove fancy printing for affine dimensions --- src/affine_dimensions.jl | 11 +---------- 1 file changed, 1 insertion(+), 10 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index edeb4dd5..b3807434 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -92,17 +92,8 @@ with_type_parameters(::Type{<:AffineDimensions}, ::Type{R}) where {R} = AffineDi function Base.show(io::IO, d::AbstractAffineDimensions) if d.symbol != :nothing print(io, d.symbol) - elseif isone(affine_scale(d)) && iszero(affine_offset(d)) - print(io, affine_base_dim(d)) - elseif iszero(affine_offset(d)) - print(io, "(", affine_scale(d), " ", affine_base_dim(d),")") else - addsign = affine_offset(d) < 0 ? "-" : "+" - if isone(affine_scale(d)) - print(io, "(", addsign, abs(affine_offset(d)), affine_base_dim(d), ")") - else - print(io, "(", affine_scale(d), addsign, abs(affine_offset(d)), " ", affine_base_dim(d),")") - end + print(io, "AffineDimensions(scale=", affine_scale(d), ", offset=", affine_offset(d), ", basedim=", affine_base_dim(d), ")") end end From d8b7546c49df98b466698d629f2c3bd69f1fbe87 Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Tue, 11 Mar 2025 19:35:28 +0000 Subject: [PATCH 51/81] fix: error from refactor --- src/affine_dimensions.jl | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index b3807434..9ad1c398 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -258,7 +258,7 @@ module AffineUnits using DispatchDoctor: @unstable import ..affine_scale, ..affine_offset, ..affine_base_dim, ..dimension - import ..ustrip, ..ustripexpand, ..constructorof, ..DEFAULT_AFFINE_QUANTITY_TYPE + import ..ustrip, ..uexpand, ..constructorof, ..DEFAULT_AFFINE_QUANTITY_TYPE import ..DEFAULT_DIM_TYPE, ..DEFAULT_VALUE_TYPE, ..DEFAULT_DIM_BASE_TYPE import ..Units: UNIT_SYMBOLS, UNIT_VALUES import ..Constants: CONSTANT_SYMBOLS, CONSTANT_VALUES @@ -268,7 +268,8 @@ module AffineUnits # Register a new affine unit function _make_affine_unit(q::Q, symbol::Symbol=:nothing) where {T,R,D<:AbstractDimensions{R},Q<:UnionAbstractQuantity{T,D}} - return constructorof(Q)(one(T), AffineDimensions{R}(scale=ustripexpand(q), offset=0.0, basedim=dimension(q), symbol=symbol)) + q_si = uexpand(q) + return constructorof(Q)(one(T), AffineDimensions{R}(scale=ustrip(q_si), offset=0.0, basedim=dimension(q_si), symbol=symbol)) end const AFFINE_UNIT_SYMBOLS = WriteOnceReadMany(deepcopy(UNIT_SYMBOLS)) From c553c9595976ef9a2ca6616927558e9e788be185 Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Tue, 11 Mar 2025 19:37:30 +0000 Subject: [PATCH 52/81] refactor: further cleanup --- src/affine_dimensions.jl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 9ad1c398..e2ec3e54 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -192,7 +192,7 @@ function uconvert(qout::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}, end for (op, combine) in ((:+, :*), (:-, :/)) - @eval function map_dimensions(op::typeof($op), args::AffineDimensions...) + @eval function map_dimensions(::typeof($op), args::AffineDimensions...) map(assert_no_offset, args) return AffineDimensions( scale=($combine)(map(affine_scale, args)...), From 8874df0ae41ed5b8501347530a15e541eaf11a66 Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Tue, 11 Mar 2025 19:43:48 +0000 Subject: [PATCH 53/81] fix: refactoring error --- src/affine_dimensions.jl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index e2ec3e54..f8e8980f 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -197,7 +197,7 @@ for (op, combine) in ((:+, :*), (:-, :/)) return AffineDimensions( scale=($combine)(map(affine_scale, args)...), offset=zero(Float64), - basedim=map_dimensions(op, map(affine_base_dim, args)...) + basedim=map_dimensions($op, map(affine_base_dim, args)...) ) end end From 9efdf5c2401198478d4ecdacaa71870539129a6d Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Tue, 11 Mar 2025 19:45:44 +0000 Subject: [PATCH 54/81] refactor: condense --- src/affine_dimensions.jl | 16 ++++------------ 1 file changed, 4 insertions(+), 12 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index f8e8980f..afb61a89 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -195,9 +195,7 @@ for (op, combine) in ((:+, :*), (:-, :/)) @eval function map_dimensions(::typeof($op), args::AffineDimensions...) map(assert_no_offset, args) return AffineDimensions( - scale=($combine)(map(affine_scale, args)...), - offset=zero(Float64), - basedim=map_dimensions($op, map(affine_base_dim, args)...) + scale=($combine)(map(affine_scale, args)...), offset=0.0, basedim=map_dimensions($op, map(affine_base_dim, args)...) ) end end @@ -206,19 +204,13 @@ end function map_dimensions(op::typeof(-), d::AffineDimensions) assert_no_offset(d) return AffineDimensions( - scale=inv(affine_scale(d)), - offset=zero(Float64), - basedim=map_dimensions(op, affine_base_dim(d)) + scale=inv(affine_scale(d)), offset=0.0, basedim=map_dimensions(op, affine_base_dim(d)) ) end - -# This is needed for parsing out exponentials in string macros -function map_dimensions(fix1::Base.Fix1{typeof(*)}, l::AffineDimensions{R}) where {R} +function map_dimensions(fix1::Base.Fix1{typeof(*)}, l::AffineDimensions) where {R} assert_no_offset(l) return AffineDimensions( - scale=affine_scale(l)^fix1.x, - offset=zero(Float64), - basedim=map_dimensions(fix1, affine_base_dim(l)) + scale=affine_scale(l)^fix1.x, offset=0.0, basedim=map_dimensions(fix1, affine_base_dim(l)) ) end From 2fd1e320528a2f6f9fd7b41100ddc36d5cda917e Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Tue, 11 Mar 2025 19:58:36 +0000 Subject: [PATCH 55/81] fix: ambiguity --- src/affine_dimensions.jl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index afb61a89..3effdbbb 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -207,7 +207,7 @@ function map_dimensions(op::typeof(-), d::AffineDimensions) scale=inv(affine_scale(d)), offset=0.0, basedim=map_dimensions(op, affine_base_dim(d)) ) end -function map_dimensions(fix1::Base.Fix1{typeof(*)}, l::AffineDimensions) where {R} +function map_dimensions(fix1::Base.Fix1{typeof(*)}, l::AffineDimensions{R}) where {R} assert_no_offset(l) return AffineDimensions( scale=affine_scale(l)^fix1.x, offset=0.0, basedim=map_dimensions(fix1, affine_base_dim(l)) From 0178d5991b441e842decb3fcfe42a807a0f36d95 Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Tue, 11 Mar 2025 20:20:37 +0000 Subject: [PATCH 56/81] refactor: further cleanup --- src/affine_dimensions.jl | 52 +++++++++++++++++----------------------- 1 file changed, 22 insertions(+), 30 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 3effdbbb..6d0fa43b 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -41,7 +41,7 @@ AffineDimensions(; scale=1.0, offset=0.0, basedim, symbol=:nothing) = AffineDime AffineDimensions{R}(; scale=1.0, offset=0.0, basedim, symbol=:nothing) where {R} = AffineDimensions{R}(scale, offset, basedim, symbol) AffineDimensions(s, o, dims::AbstractDimensions{R}, symbol=:nothing) where {R} = AffineDimensions{R}(s, o, dims, symbol) AffineDimensions(s, o, q::UnionAbstractQuantity{<:Any,<:AbstractDimensions{R}}, sym=:nothing) where {R} = AffineDimensions{R}(s, o, q, sym) -AffineDimensions(d::Dimensions{R}) where R = AffineDimensions{R}(scale=1.0, offset=0.0, basedim=d, symbol=:nothing) +AffineDimensions(d::Dimensions{R}) where R = AffineDimensions{R}(basedim=d) # Handle offsets in affine dimensions function AffineDimensions{R}(s::Real, o::Real, dims::AbstractAffineDimensions, sym=:nothing) where {R} @@ -109,51 +109,43 @@ end Expand the affine units in a quantity to their base SI form (with `Dimensions`). """ function uexpand(q::Q) where {T,R,D<:AbstractAffineDimensions{R},Q<:UnionAbstractQuantity{T,D}} - return _explicit_convert(with_type_parameters(Q, T, Dimensions{R}), q) + return _unsafe_convert(with_type_parameters(Q, T, Dimensions{R}), q) end uexpand(q::QuantityArray{T,N,D}) where {T,N,D<:AbstractAffineDimensions} = uexpand.(q) for (type, _, _) in ABSTRACT_QUANTITY_TYPES @eval begin - # Dimensions to AffineDimensions - function Base.convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:Dimensions}) where {T,Q<:$type{T,AffineDimensions}} - return convert(with_type_parameters(Q, T, AffineDimensions{DEFAULT_DIM_BASE_TYPE}), q) - end - - function Base.convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:Dimensions}) where {T,R,Q<:$type{T,AffineDimensions{R}}} - dims = AffineDimensions{R}(scale=1, offset=0, basedim=dimension(q)) - return constructorof(Q)(convert(T, ustrip(q)), dims) - end - - # AffineDimensions to Dimensions (explicit) - function _explicit_convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}) where {T,D<:Dimensions,Q<:$type{T,D}} + function _unsafe_convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}) where {T,D<:Dimensions,Q<:$type{T,D}} d = dimension(q) v = ustrip(q) * affine_scale(d) + affine_offset(d) return constructorof(Q)(convert(T, v), affine_base_dim(d)) end - # AffineDimensions to Dimensions (implicit - fails if offset ≠ 0) + function Base.convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:Dimensions}) where {T,Q<:$type{T,AffineDimensions}} + return convert(with_type_parameters(Q, T, AffineDimensions{DEFAULT_DIM_BASE_TYPE}), q) + end + function Base.convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:Dimensions}) where {T,R,Q<:$type{T,AffineDimensions{R}}} + return constructorof(Q)(convert(T, ustrip(q)), AffineDimensions{R}(scale=1, offset=0, basedim=dimension(q))) + end function Base.convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}) where {T,D<:Dimensions,Q<:$type{T,D}} assert_no_offset(dimension(q)) - return _explicit_convert(Q, q) + return _unsafe_convert(Q, q) end end end -function Base.promote_rule(::Type{AffineDimensions{R1}}, ::Type{AffineDimensions{R2}}) where {R1,R2} - return AffineDimensions{promote_type(R1,R2)} -end -function Base.promote_rule(::Type{AffineDimensions{R1}}, ::Type{Dimensions{R2}}) where {R1,R2} - return Dimensions{promote_type(R1,R2)} -end -function Base.promote_rule(::Type{Dimensions{R1}}, ::Type{AffineDimensions{R2}}) where {R1,R2} - return Dimensions{promote_type(R1,R2)} -end -function Base.promote_rule(::Type{SymbolicDimensions{R1}}, ::Type{AffineDimensions{R2}}) where {R1,R2} - return Dimensions{promote_type(R1,R2)} -end -function Base.promote_rule(::Type{AffineDimensions{R1}}, ::Type{SymbolicDimensions{R2}}) where {R1,R2} - return Dimensions{promote_type(R1,R2)} +# Generate promotion rules for affine dimensions +for D1 in (:AffineDimensions, :Dimensions, :SymbolicDimensions), D2 in (:AffineDimensions, :Dimensions, :SymbolicDimensions) + + # Skip if both are not affine dimensions + (D1 != :AffineDimensions && D2 != :AffineDimensions) && continue + + # Determine the output type + OUT_D = (D1 == :AffineDimensions == D2) ? :AffineDimensions : :Dimensions + + @eval function Base.promote_rule(::Type{$D1{R1}}, ::Type{$D2{R2}}) where {R1,R2} + return $OUT_D{promote_type(R1,R2)} + end end """ From 762e411970caa78ace956534608f21b507b5979d Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Tue, 11 Mar 2025 23:01:11 +0000 Subject: [PATCH 57/81] docs: shorten mention of affine units --- README.md | 25 ++++++++++++++----------- 1 file changed, 14 insertions(+), 11 deletions(-) diff --git a/README.md b/README.md index 0b8d881d..40f15106 100644 --- a/README.md +++ b/README.md @@ -284,18 +284,21 @@ julia> 3us"V" |> us"OneFiveV" 2.0 OneFiveV ``` -#### Affine units -Units that have an offset (such as °C = K + 273.15) are an unfortunate fact of life. `AffineDimensions` seeks to extend DynamicQuantities.jl to reduce dependence on Unitful.jl, and enable handling/converting such units in a flexible, type-stable manner. You can access these units through the `ua"..."` string macro: -``` -t = ua"degC" -t = ua"°C" -t = ua"°F" -``` -Because `AffineDimensions` are more general than `SymbolicDimensions`, units available `SymbolicDimensions` are also available in `AffineDimensions`, allowing you to have something that can handle affine and non-affine quantities in a type-stable manner -``` -p = ua"kPa" +#### Affine Units + +You can also use "*affine*" units such as Celsius or Fahrenheit, +using the `ua"..."` string macro: + +```julia +julia> room_temp = 22ua"degC" +22.0 °C + +julia> room_temp |> ua"degF" |> round +72.0 °F + +julia> room_temp |> uexpand |> round +295.0 K ``` -Registering Symbolic units will automatically register affine units, and a special macro can be used to register custom affine units if need be. Please refer to the docs for this functionality. ### Arrays From 5547fea644271fb724550b1de631752c980fc161 Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Tue, 11 Mar 2025 23:05:17 +0000 Subject: [PATCH 58/81] docs: reduce verbosity by pointing to `@register_unit` --- src/register_units.jl | 21 +-------------------- 1 file changed, 1 insertion(+), 20 deletions(-) diff --git a/src/register_units.jl b/src/register_units.jl index 2f016113..fbac847f 100644 --- a/src/register_units.jl +++ b/src/register_units.jl @@ -82,26 +82,7 @@ end """ @register_affine_unit symbol value -Register a new unit under the given symbol in the AFFINE UNIT REGISTRY ONLY. - -All units registered with @register_unit will automatically be registered in the affine units registry -``` -@register_unit psi 6.89476us"kPa" -u"psi" ->> 6894.76 m⁻¹ kg s⁻² -us"psi" ->> 1.0 psi -ua"psi" ->> 1.0 psi -``` -However, strictly affine units cannot belong to the symbolic registry, so a different macro must be used on an AffineDimension (or quantity thereof) -``` -@register_affine_unit psig AffineDimensions(offset=u"Constants.atm", basedim=u"psi") #Gauge pressure implies atmospheric offset -ua"psig" ->> 1.0 psig -us"psig" ->> ERROR: LoadError: ArgumentError: Symbol psig not found in `Units` or `Constants`. -``` +Affine unit version of [`@register_unit`](@ref). """ macro register_affine_unit(name, expr) return esc(_register_affine_unit(name, expr)) From 677d79fbebfcd86b71b28bc7dbcb297b298d6363 Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Tue, 11 Mar 2025 23:08:06 +0000 Subject: [PATCH 59/81] refactor: small cleanup --- src/affine_dimensions.jl | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 6d0fa43b..9e7d1bce 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -227,7 +227,9 @@ end for op in (:(==), :(≈)) @eval begin - Base.$op(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) = $op(uexpand(q1), uexpand(q2)) + function Base.$op(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) + $op(uexpand(q1), uexpand(q2)) + end function Base.$op(d1::AffineDimensions, d2::AffineDimensions) $op(affine_base_dim(d1), affine_base_dim(d2)) && $op(affine_scale(d1), affine_scale(d2)) && From 97804cec81a5e8b5d00a0abcff891fe397a45fd4 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Thu, 13 Mar 2025 10:14:31 -0600 Subject: [PATCH 60/81] Re-registering different units now throws an error, does not warn if units are the same --- src/affine_dimensions.jl | 59 +++++++++++++++++++++++----------------- test/unittests.jl | 17 ++++++++---- 2 files changed, 45 insertions(+), 31 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 9e7d1bce..922185be 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -252,47 +252,56 @@ module AffineUnits import ..Quantity, ..INDEX_TYPE, ..AbstractDimensions, ..AffineDimensions, ..UnionAbstractQuantity import ..WriteOnceReadMany, ..SymbolicUnits.as_quantity - # Register a new affine unit - function _make_affine_unit(q::Q, symbol::Symbol=:nothing) where {T,R,D<:AbstractDimensions{R},Q<:UnionAbstractQuantity{T,D}} + # Make a standard affine unit out of a quanitity and assign it a symbol + function _make_affine_dims(q::UnionAbstractQuantity{<:Any}, symbol::Symbol=:nothing) q_si = uexpand(q) - return constructorof(Q)(one(T), AffineDimensions{R}(scale=ustrip(q_si), offset=0.0, basedim=dimension(q_si), symbol=symbol)) + return AffineDimensions{DEFAULT_DIM_BASE_TYPE}(scale=ustrip(q_si), offset=0.0, basedim=dimension(q_si), symbol=symbol) + end + function _make_affine_dims(q::UnionAbstractQuantity{<:Any,<:AffineDimensions}, symbol::Symbol=:nothing) + olddim = dimension(q) + newscale = ustrip(q) * olddim.scale + newoffset = Quantity(olddim.offset, olddim.basedim) + return AffineDimensions{DEFAULT_DIM_BASE_TYPE}(scale=newscale, offset=newoffset, basedim=olddim.basedim, symbol=symbol) + end + + #Make a standard affine quanitty out of an arbitrary quantity and assign a symbol + function _make_affine_quant(q::UnionAbstractQuantity, symbol::Symbol=:nothing) + return Quantity(one(DEFAULT_VALUE_TYPE), _make_affine_dims(q, symbol)) end const AFFINE_UNIT_SYMBOLS = WriteOnceReadMany(deepcopy(UNIT_SYMBOLS)) - const AFFINE_UNIT_VALUES = WriteOnceReadMany(map(_make_affine_unit, UNIT_VALUES, UNIT_SYMBOLS)) + const AFFINE_UNIT_VALUES = WriteOnceReadMany(map(_make_affine_quant, UNIT_VALUES, UNIT_SYMBOLS)) const AFFINE_UNIT_MAPPING = WriteOnceReadMany(Dict(s => INDEX_TYPE(i) for (i, s) in enumerate(AFFINE_UNIT_SYMBOLS))) - function update_external_affine_unit(name::Symbol, q::UnionAbstractQuantity{<:Any,<:AffineDimensions{R}}) where {R} + function update_external_affine_unit(newdims::AffineDimensions) + debug_disp(dims::AffineDimensions) = (scale=dims.scale, offset=dims.offset, basedim=dims.basedim) + + #Check to make sure the unit's name is not :nothing (default) + name = newdims.symbol + if name == :nothing + error("Cannot register a unit if its symbol is :nothing") + end + ind = get(AFFINE_UNIT_MAPPING, name, INDEX_TYPE(0)) if !iszero(ind) - @warn "unit $(name) already exists, skipping" + olddims = dimension(AFFINE_UNIT_VALUES[ind]) + if (olddims.scale != newdims.scale) || (olddims.offset != newdims.offset) || (olddims.basedim != newdims.basedim) + error("Unit `$(name)` already exists as `$(debug_disp(olddims))`, its value cannot be changed to `$(debug_disp(newdims))`") + end return nothing end - dims = dimension(q) - d_sym = AffineDimensions{DEFAULT_DIM_BASE_TYPE}( - scale=affine_scale(dims), - offset=affine_offset(dims), - basedim=affine_base_dim(dims), - symbol=(dims.symbol == :nothing) ? name : dims.symbol - ) - - q_sym = constructorof(DEFAULT_AFFINE_QUANTITY_TYPE)(ustrip(q), d_sym) - + new_q = constructorof(DEFAULT_AFFINE_QUANTITY_TYPE)(1.0, newdims) push!(AFFINE_UNIT_SYMBOLS, name) - push!(AFFINE_UNIT_VALUES, q_sym) + push!(AFFINE_UNIT_VALUES, new_q) AFFINE_UNIT_MAPPING[name] = lastindex(AFFINE_UNIT_SYMBOLS) return nothing end - function update_external_affine_unit(name::Symbol, q::UnionAbstractQuantity) - return update_external_affine_unit(name, _make_affine_unit(q, name)) - end - function update_external_affine_unit(name::Symbol, d::AbstractDimensions) - return update_external_affine_unit(name, Quantity(DEFAULT_VALUE_TYPE(1.0), d)) + function update_external_affine_unit(name::Symbol, dims::AffineDimensions) + return update_external_affine_unit(AffineDimensions{DEFAULT_DIM_BASE_TYPE}(scale=dims.scale, offset=dims.offset, basedim=dims.basedim, symbol=name)) end - function update_external_affine_unit(d::AffineDimensions) - d.symbol != :nothing || error("Cannot register affine dimension if symbol is :nothing") - return update_external_affine_unit(d.symbol, d) + function update_external_affine_unit(name::Symbol, q::UnionAbstractQuantity) + return update_external_affine_unit(_make_affine_dims(q, name)) end """ diff --git a/test/unittests.jl b/test/unittests.jl index 541ac07b..9da559fd 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -2009,6 +2009,8 @@ end mps = ua"m/s" import DynamicQuantities.AffineUnits + import DynamicQuantities.affine_base_dim + @test °C == AffineUnits.°C @test °C == AffineUnits.°C @@ -2019,8 +2021,8 @@ end @test dimension(°C) isa AffineDimensions @test dimension(°C) isa AbstractAffineDimensions - @test DynamicQuantities.affine_base_dim(dimension(°C)).temperature == 1 - @test DynamicQuantities.affine_base_dim(dimension(°C)).length == 0 + @test affine_base_dim(dimension(°C)).temperature == 1 + @test affine_base_dim(dimension(°C)).length == 0 @test inv(mps) == us"s/m" @test inv(mps) == u"s/m" @@ -2099,10 +2101,13 @@ end @test isnothing(show(io, (dimension(°F), dimension(ua"K"), psi, celsius, fahrenheit))) # Test updating affine units - @test_warn "unit °C already exists, skipping" DynamicQuantities.update_external_affine_unit(:°C, °C) - @test_warn "unit °C already exists, skipping" DynamicQuantities.update_external_affine_unit(:°C, dimension(°C)) - @test_warn "unit °C already exists, skipping" DynamicQuantities.update_external_affine_unit(dimension(°C)) - @test_throws "Cannot register affine dimension if symbol is :nothing" DynamicQuantities.update_external_affine_unit(celsius) + @test isnothing(DynamicQuantities.update_external_affine_unit(:°C, °C)) #same value yields nothing for quantity + @test isnothing(DynamicQuantities.update_external_affine_unit(:°C, dimension(°C))) #same value yields nothing for dimension with symbol + @test isnothing(DynamicQuantities.update_external_affine_unit(dimension(°C))) #same value yields for dimension + @test_throws "Cannot register a unit if its symbol is :nothing" DynamicQuantities.update_external_affine_unit(celsius) #cannot register :nothing + + #Cannot re-register a unit if its value changes + @test_throws "Unit `°C` already exists as `(scale = 1.0, offset = 273.15, basedim = K)`, its value cannot be changed to `(scale = 2.0, offset = 273.15, basedim = K)`" DynamicQuantities.update_external_affine_unit(:°C, 2*°C) # Test map_dimensions @test map_dimensions(+, dimension(ua"m/s"), dimension(ua"m/s")) == AffineDimensions(Dimensions(length=2, time=-2)) From 31c8bfea96e77322aa6747f4aa4d216283f62079 Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Thu, 13 Mar 2025 19:13:33 +0000 Subject: [PATCH 61/81] refactor: further cleanup --- src/affine_dimensions.jl | 103 +++++++++++++++++---------------------- test/unittests.jl | 7 +-- 2 files changed, 48 insertions(+), 62 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 9e7d1bce..84db0b64 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -1,8 +1,8 @@ -const AbstractQuantityOrArray{T,D} = Union{UnionAbstractQuantity{T,D}, QuantityArray{T,<:Any,D}} - abstract type AbstractAffineDimensions{R} <: AbstractDimensions{R} end +const AbstractQuantityOrArray{T,D} = Union{UnionAbstractQuantity{T,D}, QuantityArray{T,<:Any,D}} const AffineOrSymbolicDimensions{R} = Union{AbstractAffineDimensions{R}, AbstractSymbolicDimensions{R}} +const PLACEHOLDER_SYMBOL = :_ """ AffineOffsetError{D} <: Exception @@ -22,7 +22,7 @@ end Base.showerror(io::IO, e::AffineOffsetError) = print(io, "AffineOffsetError: ", e.dim, " has a non-zero offset, implicit conversion is not allowed due to ambiguity. Use `uexpand(x)` to explicitly convert") """ - AffineDimensions{R}(scale::Float64, offset::Float64, basedim::Dimensions{R}, symbol::Symbol=:nothing) + AffineDimensions{R}(scale::Float64, offset::Float64, basedim::Dimensions{R}, symbol::Symbol=PLACEHOLDER_SYMBOL) AffineDimensions adds a scale and offset to Dimensions{R} allowing the expression of affine transformations of units (for example °C) The offset parameter is in SI units (i.e. having the dimension of basedim) @@ -37,31 +37,31 @@ struct AffineDimensions{R} <: AbstractAffineDimensions{R} symbol::Symbol end -AffineDimensions(; scale=1.0, offset=0.0, basedim, symbol=:nothing) = AffineDimensions(scale, offset, basedim, symbol) -AffineDimensions{R}(; scale=1.0, offset=0.0, basedim, symbol=:nothing) where {R} = AffineDimensions{R}(scale, offset, basedim, symbol) -AffineDimensions(s, o, dims::AbstractDimensions{R}, symbol=:nothing) where {R} = AffineDimensions{R}(s, o, dims, symbol) -AffineDimensions(s, o, q::UnionAbstractQuantity{<:Any,<:AbstractDimensions{R}}, sym=:nothing) where {R} = AffineDimensions{R}(s, o, q, sym) -AffineDimensions(d::Dimensions{R}) where R = AffineDimensions{R}(basedim=d) +AffineDimensions(; scale=1.0, offset=0.0, basedim, symbol=PLACEHOLDER_SYMBOL) = AffineDimensions(scale, offset, basedim, symbol) +AffineDimensions{R}(; scale=1.0, offset=0.0, basedim, symbol=PLACEHOLDER_SYMBOL) where {R} = AffineDimensions{R}(scale, offset, basedim, symbol) +AffineDimensions(s, o, dims::AbstractDimensions{R}, symbol=PLACEHOLDER_SYMBOL) where {R} = AffineDimensions{R}(s, o, dims, symbol) +AffineDimensions(s, o, q::UnionAbstractQuantity{<:Any,<:AbstractDimensions{R}}, sym=PLACEHOLDER_SYMBOL) where {R} = AffineDimensions{R}(s, o, q, sym) +AffineDimensions(basedim::Dimensions{R}) where R = AffineDimensions{R}(; basedim) # Handle offsets in affine dimensions -function AffineDimensions{R}(s::Real, o::Real, dims::AbstractAffineDimensions, sym=:nothing) where {R} +function AffineDimensions{R}(s::Real, o::Real, dims::AbstractAffineDimensions, sym=PLACEHOLDER_SYMBOL) where {R} new_s = s * affine_scale(dims) new_o = affine_offset(dims) + o * affine_scale(dims) return AffineDimensions{R}(new_s, new_o, affine_base_dim(dims), sym) end -function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::AbstractAffineDimensions, sym=:nothing) where {R} +function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::AbstractAffineDimensions, sym=PLACEHOLDER_SYMBOL) where {R} new_s = s * affine_scale(dims) new_o = affine_offset(dims) + ustrip(uexpand(o)) return AffineDimensions{R}(new_s, new_o, affine_base_dim(dims), sym) end -function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::Dimensions, sym=:nothing) where {R} +function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::Dimensions, sym=PLACEHOLDER_SYMBOL) where {R} return AffineDimensions{R}(s, ustrip(uexpand(o)), dims, sym) end -# From two quantities -function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, q::UnionAbstractQuantity, sym=:nothing) where {R} +# From two quantities +function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, q::UnionAbstractQuantity, sym=PLACEHOLDER_SYMBOL) where {R} q_si_origin = uexpand(0 * q) o_si_origin = uexpand(0 * o) o_difference_to_si = uexpand(o) - o_si_origin @@ -72,26 +72,27 @@ function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, q::UnionAbstract end # Base case with SI units -function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity{<:Any,<:Dimensions}, q::UnionAbstractQuantity{<:Any,<:Dimensions}, sym=:nothing) where {R} +function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity{<:Any,<:Dimensions}, q::UnionAbstractQuantity{<:Any,<:Dimensions}, sym=PLACEHOLDER_SYMBOL) where {R} dimension(o) == dimension(q) || throw(DimensionError(o, q)) return AffineDimensions{R}(s * ustrip(q), ustrip(o), dimension(q), sym) end # Offset from real -function AffineDimensions{R}(s::Real, o::Real, q::Q, sym=:nothing) where {R, Q<:UnionAbstractQuantity} +function AffineDimensions{R}(s::Real, o::Real, q::Q, sym=PLACEHOLDER_SYMBOL) where {R, Q<:UnionAbstractQuantity} return AffineDimensions{R}(s, o * q, q, sym) end affine_scale(d::AffineDimensions) = d.scale affine_offset(d::AffineDimensions) = d.offset affine_base_dim(d::AffineDimensions) = d.basedim +affine_symbol(d::AffineDimensions) = d.symbol with_type_parameters(::Type{<:AffineDimensions}, ::Type{R}) where {R} = AffineDimensions{R} @unstable constructorof(::Type{<:AffineDimensions}) = AffineDimensions function Base.show(io::IO, d::AbstractAffineDimensions) - if d.symbol != :nothing - print(io, d.symbol) + if affine_symbol(d) != PLACEHOLDER_SYMBOL + print(io, affine_symbol(d)) else print(io, "AffineDimensions(scale=", affine_scale(d), ", offset=", affine_offset(d), ", basedim=", affine_base_dim(d), ")") end @@ -195,15 +196,11 @@ end # This is required because /(x::Number) results in an error, so it needs to be cased out to inv function map_dimensions(op::typeof(-), d::AffineDimensions) assert_no_offset(d) - return AffineDimensions( - scale=inv(affine_scale(d)), offset=0.0, basedim=map_dimensions(op, affine_base_dim(d)) - ) + return AffineDimensions(scale=inv(affine_scale(d)), basedim=map_dimensions(op, affine_base_dim(d))) end function map_dimensions(fix1::Base.Fix1{typeof(*)}, l::AffineDimensions{R}) where {R} assert_no_offset(l) - return AffineDimensions( - scale=affine_scale(l)^fix1.x, offset=0.0, basedim=map_dimensions(fix1, affine_base_dim(l)) - ) + return AffineDimensions(scale=affine_scale(l)^fix1.x, basedim=map_dimensions(fix1, affine_base_dim(l))) end # Helper function for conversions @@ -211,30 +208,18 @@ function _no_offset_expand(q::Q) where {T,R,Q<:UnionAbstractQuantity{T,<:Abstrac return convert(with_type_parameters(Q, T, Dimensions{R}), q) end -# Addition expands -function Base.:(+)(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) - return _no_offset_expand(q1) + _no_offset_expand(q2) -end - -# Subtraction -function Base.:(-)(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) - if dimension(q1) == dimension(q2) - return uexpand(q1) - uexpand(q2) - else - return _no_offset_expand(q1) - _no_offset_expand(q2) +# Linear operations require no offset +for op in (:+, :-) + @eval function Base.$op(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) + return Base.$op(_no_offset_expand(q1), _no_offset_expand(q2)) end end for op in (:(==), :(≈)) - @eval begin - function Base.$op(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) - $op(uexpand(q1), uexpand(q2)) - end - function Base.$op(d1::AffineDimensions, d2::AffineDimensions) - $op(affine_base_dim(d1), affine_base_dim(d2)) && - $op(affine_scale(d1), affine_scale(d2)) && - $op(affine_offset(d1), affine_offset(d2)) - end + @eval function Base.$op(d1::AffineDimensions, d2::AffineDimensions) + $op(affine_base_dim(d1), affine_base_dim(d2)) && + $op(affine_scale(d1), affine_scale(d2)) && + $op(affine_offset(d1), affine_offset(d2)) end end @@ -243,17 +228,17 @@ const DEFAULT_AFFINE_QUANTITY_TYPE = with_type_parameters(DEFAULT_QUANTITY_TYPE, module AffineUnits using DispatchDoctor: @unstable - import ..affine_scale, ..affine_offset, ..affine_base_dim, ..dimension - import ..ustrip, ..uexpand, ..constructorof, ..DEFAULT_AFFINE_QUANTITY_TYPE - import ..DEFAULT_DIM_TYPE, ..DEFAULT_VALUE_TYPE, ..DEFAULT_DIM_BASE_TYPE + import ..dimension, ..ustrip, ..uexpand, ..constructorof + import ..affine_scale, ..affine_offset, ..affine_base_dim, ..affine_symbol + import ..DEFAULT_AFFINE_QUANTITY_TYPE, ..DEFAULT_DIM_TYPE, ..DEFAULT_VALUE_TYPE, ..DEFAULT_DIM_BASE_TYPE + import ..PLACEHOLDER_SYMBOL import ..Units: UNIT_SYMBOLS, UNIT_VALUES - import ..Constants: CONSTANT_SYMBOLS, CONSTANT_VALUES - import ..Constants + import ..Constants: Constants, CONSTANT_SYMBOLS, CONSTANT_VALUES import ..Quantity, ..INDEX_TYPE, ..AbstractDimensions, ..AffineDimensions, ..UnionAbstractQuantity - import ..WriteOnceReadMany, ..SymbolicUnits.as_quantity + import ..WriteOnceReadMany # Register a new affine unit - function _make_affine_unit(q::Q, symbol::Symbol=:nothing) where {T,R,D<:AbstractDimensions{R},Q<:UnionAbstractQuantity{T,D}} + function _make_affine_unit(q::Q, symbol::Symbol=PLACEHOLDER_SYMBOL) where {T,R,D<:AbstractDimensions{R},Q<:UnionAbstractQuantity{T,D}} q_si = uexpand(q) return constructorof(Q)(one(T), AffineDimensions{R}(scale=ustrip(q_si), offset=0.0, basedim=dimension(q_si), symbol=symbol)) end @@ -270,11 +255,12 @@ module AffineUnits end dims = dimension(q) + symbol = affine_symbol(dims) d_sym = AffineDimensions{DEFAULT_DIM_BASE_TYPE}( scale=affine_scale(dims), offset=affine_offset(dims), basedim=affine_base_dim(dims), - symbol=(dims.symbol == :nothing) ? name : dims.symbol + symbol=symbol == PLACEHOLDER_SYMBOL ? name : symbol ) q_sym = constructorof(DEFAULT_AFFINE_QUANTITY_TYPE)(ustrip(q), d_sym) @@ -291,8 +277,8 @@ module AffineUnits return update_external_affine_unit(name, Quantity(DEFAULT_VALUE_TYPE(1.0), d)) end function update_external_affine_unit(d::AffineDimensions) - d.symbol != :nothing || error("Cannot register affine dimension if symbol is :nothing") - return update_external_affine_unit(d.symbol, d) + affine_symbol(d) != PLACEHOLDER_SYMBOL || error("Cannot register affine dimension without symbol declared") + return update_external_affine_unit(affine_symbol(d), d) end """ @@ -304,11 +290,12 @@ module AffineUnits """ function aff_uparse(s::AbstractString) ex = map_to_scope(Meta.parse(s)) - ex = :($as_quantity($ex)) + ex = :($as_affine_quantity($ex)) return eval(ex)::DEFAULT_AFFINE_QUANTITY_TYPE end - as_quantity(q::DEFAULT_AFFINE_QUANTITY_TYPE) = q + as_affine_quantity(q::DEFAULT_AFFINE_QUANTITY_TYPE) = q + as_affine_quantity(x) = error("Unexpected type returned: `$(typeof(x))`, expected `$(DEFAULT_AFFINE_QUANTITY_TYPE)`") # String parsing helpers @unstable function map_to_scope(ex::Expr) @@ -343,9 +330,7 @@ module AffineUnits end # Register unit symbols as exportable constants for (name, val) in zip(AFFINE_UNIT_SYMBOLS, AFFINE_UNIT_VALUES) - @eval begin - const $name = $val - end + @eval const $name = $val end end @@ -363,6 +348,6 @@ as `°C` and `°F`. You may also refer to regular units such as `m` or `s`. """ macro ua_str(s) ex = AffineUnits.map_to_scope(Meta.parse(s)) - ex = :($(AffineUnits.as_quantity)($ex)) + ex = :($(AffineUnits.as_affine_quantity)($ex)) return esc(ex) end diff --git a/test/unittests.jl b/test/unittests.jl index 541ac07b..edbb43b2 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -2029,7 +2029,6 @@ end @test °C == ua"degC" @test °F == ua"degF" @test dimension(°C) == dimension(ua"degC") - @test (°C - ua"degC") == 0.0u"K" # Constructors @test with_type_parameters(AffineDimensions, Float64) == AffineDimensions{Float64} @@ -2075,7 +2074,6 @@ end @test 2.0ua"m" + 2.0ua"m" === 4.0u"m" @test 2.0u"m" - 2.0ua"m" === 0.0u"m" @test 2.0ua"m" - 2.0ua"cm" === 1.98u"m" - @test 5.0°C - 4.0°C === 1.0u"K" @test 2.0u"K" ≈ 2.0ua"K" @test 2.0ua"K" ≈ 2.0ua"K" @test 2.0ua"K" ≈ 2.0u"K" @@ -2090,6 +2088,9 @@ end @test °C |> °F isa Quantity{<:Real, <:AffineDimensions} @test 0°C |> °F == 32°F + # Invalid usage of parsing + @test_throws "Unexpected type returned" aff_uparse("1") + @test QuantityArray([0,1]°C) |> °F isa QuantityArray{T, <:Any, AffineDimensions{R}} where {T,R} # Test display against errors @@ -2102,7 +2103,7 @@ end @test_warn "unit °C already exists, skipping" DynamicQuantities.update_external_affine_unit(:°C, °C) @test_warn "unit °C already exists, skipping" DynamicQuantities.update_external_affine_unit(:°C, dimension(°C)) @test_warn "unit °C already exists, skipping" DynamicQuantities.update_external_affine_unit(dimension(°C)) - @test_throws "Cannot register affine dimension if symbol is :nothing" DynamicQuantities.update_external_affine_unit(celsius) + @test_throws "Cannot register affine dimension" DynamicQuantities.update_external_affine_unit(celsius) # Test map_dimensions @test map_dimensions(+, dimension(ua"m/s"), dimension(ua"m/s")) == AffineDimensions(Dimensions(length=2, time=-2)) From 212d2eda19930f62f102428e2edb0403f2fbfbc4 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Thu, 13 Mar 2025 13:37:46 -0600 Subject: [PATCH 62/81] Lumped "mod" behaviour with "+" in a metaprogramming loop --- src/affine_dimensions.jl | 12 ++++++++---- test/unittests.jl | 4 ++++ 2 files changed, 12 insertions(+), 4 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 922185be..007acc68 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -211,12 +211,15 @@ function _no_offset_expand(q::Q) where {T,R,Q<:UnionAbstractQuantity{T,<:Abstrac return convert(with_type_parameters(Q, T, Dimensions{R}), q) end -# Addition expands -function Base.:(+)(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) - return _no_offset_expand(q1) + _no_offset_expand(q2) +for op in (:+, :mod) + @eval begin + function Base.$op(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) + return $op(_no_offset_expand(q1), _no_offset_expand(q2)) + end + end end -# Subtraction +#Subtraction of identical units is a special case because offsets cancel out function Base.:(-)(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) if dimension(q1) == dimension(q2) return uexpand(q1) - uexpand(q2) @@ -225,6 +228,7 @@ function Base.:(-)(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::Unio end end + for op in (:(==), :(≈)) @eval begin function Base.$op(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) diff --git a/test/unittests.jl b/test/unittests.jl index 9da559fd..2dfbb82d 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -2078,6 +2078,10 @@ end @test 2.0u"m" - 2.0ua"m" === 0.0u"m" @test 2.0ua"m" - 2.0ua"cm" === 1.98u"m" @test 5.0°C - 4.0°C === 1.0u"K" + @test mod(2.0u"m", 2.0ua"m") === 0.0u"m" + @test mod(2.0ua"m", 2.0ua"m") === 0.0u"m" + @test_throws AffineOffsetError mod(2.0ua"°C", 2.0ua"°C") + @test 2.0u"K" ≈ 2.0ua"K" @test 2.0ua"K" ≈ 2.0ua"K" @test 2.0ua"K" ≈ 2.0u"K" From bbee66bdc14d173d38bd1b9a7f90cf7644fe25c4 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Thu, 13 Mar 2025 14:04:31 -0600 Subject: [PATCH 63/81] Removed minus special case, added mod. --- test/unittests.jl | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/test/unittests.jl b/test/unittests.jl index 2dfbb82d..f87e213b 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -2105,12 +2105,12 @@ end @test isnothing(show(io, (dimension(°F), dimension(ua"K"), psi, celsius, fahrenheit))) # Test updating affine units - @test isnothing(DynamicQuantities.update_external_affine_unit(:°C, °C)) #same value yields nothing for quantity - @test isnothing(DynamicQuantities.update_external_affine_unit(:°C, dimension(°C))) #same value yields nothing for dimension with symbol - @test isnothing(DynamicQuantities.update_external_affine_unit(dimension(°C))) #same value yields for dimension - @test_throws "Cannot register a unit if its symbol is :nothing" DynamicQuantities.update_external_affine_unit(celsius) #cannot register :nothing + @test isnothing(DynamicQuantities.update_external_affine_unit(:°C, °C)) # same value yields nothing for quantity + @test isnothing(DynamicQuantities.update_external_affine_unit(:°C, dimension(°C))) # same value yields nothing for dimension with symbol + @test isnothing(DynamicQuantities.update_external_affine_unit(dimension(°C))) # same value yields for dimension + @test_throws "Cannot register a unit if its symbol is :nothing" DynamicQuantities.update_external_affine_unit(celsius) # cannot register :nothing - #Cannot re-register a unit if its value changes + # Cannot re-register a unit if its value changes @test_throws "Unit `°C` already exists as `(scale = 1.0, offset = 273.15, basedim = K)`, its value cannot be changed to `(scale = 2.0, offset = 273.15, basedim = K)`" DynamicQuantities.update_external_affine_unit(:°C, 2*°C) # Test map_dimensions From 59fc5bf1dff0682493707c13cd27aac2e7633ffe Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Thu, 13 Mar 2025 14:05:11 -0600 Subject: [PATCH 64/81] Removed minus special case, included mod --- src/affine_dimensions.jl | 11 +---------- test/unittests.jl | 13 +++++-------- 2 files changed, 6 insertions(+), 18 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 007acc68..44e3de0d 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -211,7 +211,7 @@ function _no_offset_expand(q::Q) where {T,R,Q<:UnionAbstractQuantity{T,<:Abstrac return convert(with_type_parameters(Q, T, Dimensions{R}), q) end -for op in (:+, :mod) +for op in (:+, :-, :mod) @eval begin function Base.$op(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) return $op(_no_offset_expand(q1), _no_offset_expand(q2)) @@ -219,15 +219,6 @@ for op in (:+, :mod) end end -#Subtraction of identical units is a special case because offsets cancel out -function Base.:(-)(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) - if dimension(q1) == dimension(q2) - return uexpand(q1) - uexpand(q2) - else - return _no_offset_expand(q1) - _no_offset_expand(q2) - end -end - for op in (:(==), :(≈)) @eval begin diff --git a/test/unittests.jl b/test/unittests.jl index f87e213b..7315299c 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -2031,7 +2031,7 @@ end @test °C == ua"degC" @test °F == ua"degF" @test dimension(°C) == dimension(ua"degC") - @test (°C - ua"degC") == 0.0u"K" + @test_throws AffineOffsetError 5.0ua"°C" - 4.0ua"°C" # Constructors @test with_type_parameters(AffineDimensions, Float64) == AffineDimensions{Float64} @@ -2077,7 +2077,6 @@ end @test 2.0ua"m" + 2.0ua"m" === 4.0u"m" @test 2.0u"m" - 2.0ua"m" === 0.0u"m" @test 2.0ua"m" - 2.0ua"cm" === 1.98u"m" - @test 5.0°C - 4.0°C === 1.0u"K" @test mod(2.0u"m", 2.0ua"m") === 0.0u"m" @test mod(2.0ua"m", 2.0ua"m") === 0.0u"m" @test_throws AffineOffsetError mod(2.0ua"°C", 2.0ua"°C") @@ -2217,8 +2216,6 @@ end if :psig ∉ AFFINE_UNIT_SYMBOLS @eval @register_affine_unit psig AffineDimensions(offset=u"Constants.atm", basedim=u"psi") -else - skipped_register_unit = true end if :My°C ∉ AFFINE_UNIT_SYMBOLS # (In case we run this script twice) @eval @register_affine_unit My°C ua"°C" @@ -2265,20 +2262,20 @@ end @test my_unit in UNIT_VALUES @test my_unit in ALL_VALUES @test my_unit in SYMBOLIC_UNIT_VALUES - @test my_unit in AFFINE_UNIT_VALUES #Non-affine units should also be registered + @test my_unit in AFFINE_UNIT_VALUES # Non-affine units should also be registered end for my_unit in (:MySV, :MyV) @test my_unit in UNIT_SYMBOLS @test my_unit in ALL_SYMBOLS - @test my_unit in AFFINE_UNIT_SYMBOLS #Non-affine units should also be registered + @test my_unit in AFFINE_UNIT_SYMBOLS # Non-affine units should also be registered end - for my_unit in (My°C, My°C2) #Affine units should only show up in the affine unit registry + for my_unit in (My°C, My°C2) # Affine units should only show up in the affine unit registry @test my_unit in AFFINE_UNIT_VALUES end - for my_unit in (:My°C, :My°C2) #Affine units should only show up in the affine unit registry + for my_unit in (:My°C, :My°C2) # Affine units should only show up in the affine unit registry @test my_unit in AFFINE_UNIT_SYMBOLS end end From 0a74898b1491560d0e580058de12f3af3a6fefab Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Thu, 13 Mar 2025 17:18:24 -0600 Subject: [PATCH 65/81] Better units display for ua_str macro --- src/affine_dimensions.jl | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 44e3de0d..bb80c485 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -103,6 +103,12 @@ function assert_no_offset(d::AffineDimensions) end end +function change_symbol(d::AffineDimensions{R}, s::Symbol) where R + return AffineDimensions{R}(scale=affine_scale(d), offset=affine_offset(d), basedim=affine_base_dim(d), symbol=s) +end + +change_symbol(q::Q, s::Symbol) where Q <: UnionAbstractQuantity = constructorof(Q)(ustrip(q), change_symbol(dimension(q), s)) + """ uexpand(q::Q) where {T,R,D<:AbstractAffineDimensions{R},Q<:UnionAbstractQuantity{T,D}} @@ -238,7 +244,7 @@ const DEFAULT_AFFINE_QUANTITY_TYPE = with_type_parameters(DEFAULT_QUANTITY_TYPE, module AffineUnits using DispatchDoctor: @unstable - import ..affine_scale, ..affine_offset, ..affine_base_dim, ..dimension + import ..affine_scale, ..affine_offset, ..affine_base_dim, ..dimension, ..change_symbol import ..ustrip, ..uexpand, ..constructorof, ..DEFAULT_AFFINE_QUANTITY_TYPE import ..DEFAULT_DIM_TYPE, ..DEFAULT_VALUE_TYPE, ..DEFAULT_DIM_BASE_TYPE import ..Units: UNIT_SYMBOLS, UNIT_VALUES @@ -293,7 +299,7 @@ module AffineUnits return nothing end function update_external_affine_unit(name::Symbol, dims::AffineDimensions) - return update_external_affine_unit(AffineDimensions{DEFAULT_DIM_BASE_TYPE}(scale=dims.scale, offset=dims.offset, basedim=dims.basedim, symbol=name)) + return update_external_affine_unit(change_symbol(dims, name)) end function update_external_affine_unit(name::Symbol, q::UnionAbstractQuantity) return update_external_affine_unit(_make_affine_dims(q, name)) @@ -309,7 +315,8 @@ module AffineUnits function aff_uparse(s::AbstractString) ex = map_to_scope(Meta.parse(s)) ex = :($as_quantity($ex)) - return eval(ex)::DEFAULT_AFFINE_QUANTITY_TYPE + q = eval(ex) + return Quantity(ustrip(q), change_symbol(dimension(q), Symbol(s)))::DEFAULT_AFFINE_QUANTITY_TYPE end as_quantity(q::DEFAULT_AFFINE_QUANTITY_TYPE) = q @@ -368,5 +375,6 @@ as `°C` and `°F`. You may also refer to regular units such as `m` or `s`. macro ua_str(s) ex = AffineUnits.map_to_scope(Meta.parse(s)) ex = :($(AffineUnits.as_quantity)($ex)) + ex = :($(change_symbol)($ex, Symbol($s))) return esc(ex) end From 1138d0fdd94d6ccc1a565c198efce64b91681d93 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Fri, 14 Mar 2025 13:13:12 -0600 Subject: [PATCH 66/81] Broke `ustrip` for safety, patched up the pices --- src/affine_dimensions.jl | 120 ++++++++++++++++++++++++++++++++++++--- 1 file changed, 111 insertions(+), 9 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index bb80c485..86ba982c 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -1,7 +1,25 @@ const AbstractQuantityOrArray{T,D} = Union{UnionAbstractQuantity{T,D}, QuantityArray{T,<:Any,D}} + abstract type AbstractAffineDimensions{R} <: AbstractDimensions{R} end +const UnionAffineQuantity{T} = UnionAbstractQuantity{T, <:AbstractAffineDimensions} +const ABSTRACT_AFFINE_QUANTITY_TYPES = ( + (AbstractQuantity{<:Number, <:AbstractAffineDimensions}, Number, Quantity{<:Number, <:AbstractAffineDimensions}), + (AbstractGenericQuantity{<:Any, <:AbstractAffineDimensions}, Any, GenericQuantity{<:Any, <:AbstractAffineDimensions}), + (AbstractRealQuantity{<:Real, <:AbstractAffineDimensions}, Real, RealQuantity{<:Real, <:AbstractAffineDimensions}) +) + +# Break `ustrip` for affine quantities because the operation is unsafe, define the unsafe "affine_ustrip" for this +function ustrip(q::UnionAffineQuantity) + assert_no_offset(dimension(q)) + return affine_ustrip(q) +end +affine_ustrip(q::UnionAffineQuantity) = q.value +affine_ustrip(q::QuantityArray{<:Any, <:AbstractAffineDimensions}) = q.value +affine_ustrip(q) = ustrip(q) + + const AffineOrSymbolicDimensions{R} = Union{AbstractAffineDimensions{R}, AbstractSymbolicDimensions{R}} """ @@ -19,7 +37,7 @@ struct AffineOffsetError{D} <: Exception AffineOffsetError(dim) = new{typeof(dim)}(dim) end -Base.showerror(io::IO, e::AffineOffsetError) = print(io, "AffineOffsetError: ", e.dim, " has a non-zero offset, implicit conversion is not allowed due to ambiguity. Use `uexpand(x)` to explicitly convert") +Base.showerror(io::IO, e::AffineOffsetError) = print(io, "AffineOffsetError: ", e.dim, " has a non-zero offset, operation not allowed on affine units. Consider using `uexpand(x)` to explicitly convert") """ AffineDimensions{R}(scale::Float64, offset::Float64, basedim::Dimensions{R}, symbol::Symbol=:nothing) @@ -86,6 +104,7 @@ affine_scale(d::AffineDimensions) = d.scale affine_offset(d::AffineDimensions) = d.offset affine_base_dim(d::AffineDimensions) = d.basedim + with_type_parameters(::Type{<:AffineDimensions}, ::Type{R}) where {R} = AffineDimensions{R} @unstable constructorof(::Type{<:AffineDimensions}) = AffineDimensions @@ -97,6 +116,9 @@ function Base.show(io::IO, d::AbstractAffineDimensions) end end +Base.show(io::IO, q::UnionAffineQuantity{<:Real}) = print(io, affine_ustrip(q), " ", dimension(q)) +Base.show(io::IO, q::UnionAffineQuantity) = print(io, "(", affine_ustrip(q), ") ", dimension(q)) + function assert_no_offset(d::AffineDimensions) if !iszero(affine_offset(d)) throw(AffineOffsetError(d)) @@ -107,7 +129,7 @@ function change_symbol(d::AffineDimensions{R}, s::Symbol) where R return AffineDimensions{R}(scale=affine_scale(d), offset=affine_offset(d), basedim=affine_base_dim(d), symbol=s) end -change_symbol(q::Q, s::Symbol) where Q <: UnionAbstractQuantity = constructorof(Q)(ustrip(q), change_symbol(dimension(q), s)) +change_symbol(q::Q, s::Symbol) where Q <: UnionAbstractQuantity = constructorof(Q)(affine_ustrip(q), change_symbol(dimension(q), s)) """ uexpand(q::Q) where {T,R,D<:AbstractAffineDimensions{R},Q<:UnionAbstractQuantity{T,D}} @@ -123,7 +145,7 @@ for (type, _, _) in ABSTRACT_QUANTITY_TYPES @eval begin function _unsafe_convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}) where {T,D<:Dimensions,Q<:$type{T,D}} d = dimension(q) - v = ustrip(q) * affine_scale(d) + affine_offset(d) + v = affine_ustrip(q) * affine_scale(d) + affine_offset(d) return constructorof(Q)(convert(T, v), affine_base_dim(d)) end @@ -154,24 +176,104 @@ for D1 in (:AffineDimensions, :Dimensions, :SymbolicDimensions), D2 in (:AffineD end end +# Generate *,/ operations for affine units +for (type, base_type, _) in ABSTRACT_AFFINE_QUANTITY_TYPES + # For div, we don't want to go more generic than `Number` + div_base_type = base_type <: Number ? base_type : Number + @eval begin + function Base.:*(l::$type, r::$type) + l, r = promote_except_value(l, r) + new_quantity(typeof(l), affine_ustrip(l) * affine_ustrip(r), dimension(l) * dimension(r)) + end + function Base.:/(l::$type, r::$type) + l, r = promote_except_value(l, r) + new_quantity(typeof(l), affine_ustrip(l) / affine_ustrip(r), dimension(l) / dimension(r)) + end + function Base.div(x::$type, y::$type, r::RoundingMode=RoundToZero) + x, y = promote_except_value(x, y) + new_quantity(typeof(x), div(affine_ustrip(x), affine_ustrip(y), r), dimension(x) / dimension(y)) + end + + # The rest of the functions are unchanged because they do not operate on two variables of the custom type + function Base.:*(l::$type, r::$base_type) + new_quantity(typeof(l), affine_ustrip(l) * r, dimension(l)) + end + function Base.:/(l::$type, r::$base_type) + new_quantity(typeof(l), affine_ustrip(l) / r, dimension(l)) + end + function Base.div(x::$type, y::$div_base_type, r::RoundingMode=RoundToZero) + new_quantity(typeof(x), div(affine_ustrip(x), y, r), dimension(x)) + end + + function Base.:*(l::$base_type, r::$type) + new_quantity(typeof(r), l * affine_ustrip(r), dimension(r)) + end + function Base.:/(l::$base_type, r::$type) + new_quantity(typeof(r), l / affine_ustrip(r), inv(dimension(r))) + end + function Base.div(x::$div_base_type, y::$type, r::RoundingMode=RoundToZero) + new_quantity(typeof(y), div(x, affine_ustrip(y), r), inv(dimension(y))) + end + + function Base.:*(l::$type, r::AbstractDimensions) + new_quantity(typeof(l), affine_ustrip(l), dimension(l) * r) + end + function Base.:/(l::$type, r::AbstractDimensions) + new_quantity(typeof(l), affine_ustrip(l), dimension(l) / r) + end + + function Base.:*(l::AbstractDimensions, r::$type) + new_quantity(typeof(r), affine_ustrip(r), l * dimension(r)) + end + function Base.:/(l::AbstractDimensions, r::$type) + new_quantity(typeof(r), inv(affine_ustrip(r)), l / dimension(r)) + end + end +end + +# Support array types + +Base.size(q::UnionAffineQuantity) = size(affine_ustrip(q)) +Base.length(q::UnionAffineQuantity) = length(affine_ustrip(q)) +Base.axes(q::UnionAffineQuantity) = axes(affine_ustrip(q)) +Base.iterate(qd::UnionAffineQuantity, maybe_state...) = + let subiterate=iterate(affine_ustrip(qd), maybe_state...) + subiterate === nothing && return nothing + return new_quantity(typeof(qd), subiterate[1], dimension(qd)), subiterate[2] + end +Base.ndims(::Type{<:UnionAffineQuantity{T}}) where {T} = ndims(T) +Base.ndims(q::UnionAffineQuantity) = ndims(affine_ustrip(q)) +Base.broadcastable(q::UnionAffineQuantity{<:Any, <:AbstractAffineDimensions}) = new_quantity(typeof(q), Base.broadcastable(affine_ustrip(q)), dimension(q)) +for (type, _, _) in ABSTRACT_AFFINE_QUANTITY_TYPES + @eval Base.getindex(q::$type) = new_quantity(typeof(q), getindex(affine_ustrip(q)), dimension(q)) + @eval Base.getindex(q::$type, i::Integer...) = new_quantity(typeof(q), getindex(affine_ustrip(q), i...), dimension(q)) + type == AbstractGenericQuantity && + @eval Base.getindex(q::$type, i...) = new_quantity(typeof(q), getindex(affine_ustrip(q), i...), dimension(q)) +end +QuantityArray(v::QA) where {Q<:UnionAffineQuantity,QA<:AbstractArray{Q}} = + let + allequal(dimension.(v)) || throw(DimensionError(first(v), v)) + QuantityArray(affine_ustrip.(v), dimension(first(v)), Q) + end + """ uconvert(qout::UnionAbstractQuantity{<:Any, <:AbstractAffineDimensions}, q::UnionAbstractQuantity{<:Any, <:Dimensions}) You may also convert to a quantity expressed in affine units. """ function uconvert(qout::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q::UnionAbstractQuantity{<:Any,<:Dimensions}) - @assert isone(ustrip(qout)) "You passed a quantity with a non-unit value to uconvert." + @assert isone(affine_ustrip(qout)) "You passed a quantity with a non-unit value to uconvert." dout = dimension(qout) dimension(q) == affine_base_dim(dout) || throw(DimensionError(q, qout)) - vout = (ustrip(q) - affine_offset(dout)) / affine_scale(dout) + vout = (affine_ustrip(q) - affine_offset(dout)) / affine_scale(dout) return new_quantity(typeof(q), vout, dout) end function uconvert(qout::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q::QuantityArray{<:Any,<:Any,<:Dimensions}) - @assert isone(ustrip(qout)) "You passed a quantity with a non-unit value to uconvert." + @assert isone(affine_ustrip(qout)) "You passed a quantity with a non-unit value to uconvert." dout = dimension(qout) dimension(q) == affine_base_dim(dout) || throw(DimensionError(q, qout)) - stripped_q = ustrip(q) + stripped_q = affine_ustrip(q) offset = affine_offset(dout) scale = affine_scale(dout) vout = @. (stripped_q - offset) / scale @@ -244,7 +346,7 @@ const DEFAULT_AFFINE_QUANTITY_TYPE = with_type_parameters(DEFAULT_QUANTITY_TYPE, module AffineUnits using DispatchDoctor: @unstable - import ..affine_scale, ..affine_offset, ..affine_base_dim, ..dimension, ..change_symbol + import ..affine_scale, ..affine_offset, ..affine_base_dim, ..dimension, ..change_symbol, ..affine_ustrip import ..ustrip, ..uexpand, ..constructorof, ..DEFAULT_AFFINE_QUANTITY_TYPE import ..DEFAULT_DIM_TYPE, ..DEFAULT_VALUE_TYPE, ..DEFAULT_DIM_BASE_TYPE import ..Units: UNIT_SYMBOLS, UNIT_VALUES @@ -260,7 +362,7 @@ module AffineUnits end function _make_affine_dims(q::UnionAbstractQuantity{<:Any,<:AffineDimensions}, symbol::Symbol=:nothing) olddim = dimension(q) - newscale = ustrip(q) * olddim.scale + newscale = affine_ustrip(q) * olddim.scale newoffset = Quantity(olddim.offset, olddim.basedim) return AffineDimensions{DEFAULT_DIM_BASE_TYPE}(scale=newscale, offset=newoffset, basedim=olddim.basedim, symbol=symbol) end From da84df7f15b49a6f57404443f17a07524dcae293 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Sat, 15 Mar 2025 07:20:11 -0600 Subject: [PATCH 67/81] Merged previous refactoring --- src/affine_dimensions.jl | 81 +++++++++++++++++++--------------------- test/unittests.jl | 2 +- 2 files changed, 40 insertions(+), 43 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 86ba982c..7d9b4835 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -1,14 +1,13 @@ -const AbstractQuantityOrArray{T,D} = Union{UnionAbstractQuantity{T,D}, QuantityArray{T,<:Any,D}} - - abstract type AbstractAffineDimensions{R} <: AbstractDimensions{R} end +const AbstractQuantityOrArray{T,D} = Union{UnionAbstractQuantity{T,D}, QuantityArray{T,<:Any,D}} const UnionAffineQuantity{T} = UnionAbstractQuantity{T, <:AbstractAffineDimensions} const ABSTRACT_AFFINE_QUANTITY_TYPES = ( (AbstractQuantity{<:Number, <:AbstractAffineDimensions}, Number, Quantity{<:Number, <:AbstractAffineDimensions}), (AbstractGenericQuantity{<:Any, <:AbstractAffineDimensions}, Any, GenericQuantity{<:Any, <:AbstractAffineDimensions}), (AbstractRealQuantity{<:Real, <:AbstractAffineDimensions}, Real, RealQuantity{<:Real, <:AbstractAffineDimensions}) ) +const PLACEHOLDER_SYMBOL = :_ # Break `ustrip` for affine quantities because the operation is unsafe, define the unsafe "affine_ustrip" for this function ustrip(q::UnionAffineQuantity) @@ -40,7 +39,7 @@ end Base.showerror(io::IO, e::AffineOffsetError) = print(io, "AffineOffsetError: ", e.dim, " has a non-zero offset, operation not allowed on affine units. Consider using `uexpand(x)` to explicitly convert") """ - AffineDimensions{R}(scale::Float64, offset::Float64, basedim::Dimensions{R}, symbol::Symbol=:nothing) + AffineDimensions{R}(scale::Float64, offset::Float64, basedim::Dimensions{R}, symbol::Symbol=:_) AffineDimensions adds a scale and offset to Dimensions{R} allowing the expression of affine transformations of units (for example °C) The offset parameter is in SI units (i.e. having the dimension of basedim) @@ -55,31 +54,31 @@ struct AffineDimensions{R} <: AbstractAffineDimensions{R} symbol::Symbol end -AffineDimensions(; scale=1.0, offset=0.0, basedim, symbol=:nothing) = AffineDimensions(scale, offset, basedim, symbol) -AffineDimensions{R}(; scale=1.0, offset=0.0, basedim, symbol=:nothing) where {R} = AffineDimensions{R}(scale, offset, basedim, symbol) -AffineDimensions(s, o, dims::AbstractDimensions{R}, symbol=:nothing) where {R} = AffineDimensions{R}(s, o, dims, symbol) -AffineDimensions(s, o, q::UnionAbstractQuantity{<:Any,<:AbstractDimensions{R}}, sym=:nothing) where {R} = AffineDimensions{R}(s, o, q, sym) +AffineDimensions(; scale=1.0, offset=0.0, basedim, symbol=PLACEHOLDER_SYMBOL) = AffineDimensions(scale, offset, basedim, symbol) +AffineDimensions{R}(; scale=1.0, offset=0.0, basedim, symbol=PLACEHOLDER_SYMBOL) where {R} = AffineDimensions{R}(scale, offset, basedim, symbol) +AffineDimensions(s, o, dims::AbstractDimensions{R}, symbol=PLACEHOLDER_SYMBOL) where {R} = AffineDimensions{R}(s, o, dims, symbol) +AffineDimensions(s, o, q::UnionAbstractQuantity{<:Any,<:AbstractDimensions{R}}, sym=PLACEHOLDER_SYMBOL) where {R} = AffineDimensions{R}(s, o, q, sym) AffineDimensions(d::Dimensions{R}) where R = AffineDimensions{R}(basedim=d) # Handle offsets in affine dimensions -function AffineDimensions{R}(s::Real, o::Real, dims::AbstractAffineDimensions, sym=:nothing) where {R} +function AffineDimensions{R}(s::Real, o::Real, dims::AbstractAffineDimensions, sym=PLACEHOLDER_SYMBOL) where {R} new_s = s * affine_scale(dims) new_o = affine_offset(dims) + o * affine_scale(dims) return AffineDimensions{R}(new_s, new_o, affine_base_dim(dims), sym) end -function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::AbstractAffineDimensions, sym=:nothing) where {R} +function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::AbstractAffineDimensions, sym=PLACEHOLDER_SYMBOL) where {R} new_s = s * affine_scale(dims) new_o = affine_offset(dims) + ustrip(uexpand(o)) return AffineDimensions{R}(new_s, new_o, affine_base_dim(dims), sym) end -function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::Dimensions, sym=:nothing) where {R} +function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::Dimensions, sym=PLACEHOLDER_SYMBOL) where {R} return AffineDimensions{R}(s, ustrip(uexpand(o)), dims, sym) end # From two quantities -function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, q::UnionAbstractQuantity, sym=:nothing) where {R} +function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, q::UnionAbstractQuantity, sym=PLACEHOLDER_SYMBOL) where {R} q_si_origin = uexpand(0 * q) o_si_origin = uexpand(0 * o) o_difference_to_si = uexpand(o) - o_si_origin @@ -90,27 +89,27 @@ function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, q::UnionAbstract end # Base case with SI units -function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity{<:Any,<:Dimensions}, q::UnionAbstractQuantity{<:Any,<:Dimensions}, sym=:nothing) where {R} +function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity{<:Any,<:Dimensions}, q::UnionAbstractQuantity{<:Any,<:Dimensions}, sym=PLACEHOLDER_SYMBOL) where {R} dimension(o) == dimension(q) || throw(DimensionError(o, q)) return AffineDimensions{R}(s * ustrip(q), ustrip(o), dimension(q), sym) end # Offset from real -function AffineDimensions{R}(s::Real, o::Real, q::Q, sym=:nothing) where {R, Q<:UnionAbstractQuantity} +function AffineDimensions{R}(s::Real, o::Real, q::Q, sym=PLACEHOLDER_SYMBOL) where {R, Q<:UnionAbstractQuantity} return AffineDimensions{R}(s, o * q, q, sym) end affine_scale(d::AffineDimensions) = d.scale affine_offset(d::AffineDimensions) = d.offset affine_base_dim(d::AffineDimensions) = d.basedim - +affine_symbol(d::AffineDimensions) = d.symbol with_type_parameters(::Type{<:AffineDimensions}, ::Type{R}) where {R} = AffineDimensions{R} @unstable constructorof(::Type{<:AffineDimensions}) = AffineDimensions function Base.show(io::IO, d::AbstractAffineDimensions) - if d.symbol != :nothing - print(io, d.symbol) + if affine_symbol(d) != PLACEHOLDER_SYMBOL + print(io, affine_symbol(d)) else print(io, "AffineDimensions(scale=", affine_scale(d), ", offset=", affine_offset(d), ", basedim=", affine_base_dim(d), ")") end @@ -303,15 +302,11 @@ end # This is required because /(x::Number) results in an error, so it needs to be cased out to inv function map_dimensions(op::typeof(-), d::AffineDimensions) assert_no_offset(d) - return AffineDimensions( - scale=inv(affine_scale(d)), offset=0.0, basedim=map_dimensions(op, affine_base_dim(d)) - ) + return AffineDimensions(scale=inv(affine_scale(d)), basedim=map_dimensions(op, affine_base_dim(d))) end function map_dimensions(fix1::Base.Fix1{typeof(*)}, l::AffineDimensions{R}) where {R} assert_no_offset(l) - return AffineDimensions( - scale=affine_scale(l)^fix1.x, offset=0.0, basedim=map_dimensions(fix1, affine_base_dim(l)) - ) + return AffineDimensions(scale=affine_scale(l)^fix1.x, basedim=map_dimensions(fix1, affine_base_dim(l))) end # Helper function for conversions @@ -346,21 +341,22 @@ const DEFAULT_AFFINE_QUANTITY_TYPE = with_type_parameters(DEFAULT_QUANTITY_TYPE, module AffineUnits using DispatchDoctor: @unstable - import ..affine_scale, ..affine_offset, ..affine_base_dim, ..dimension, ..change_symbol, ..affine_ustrip - import ..ustrip, ..uexpand, ..constructorof, ..DEFAULT_AFFINE_QUANTITY_TYPE - import ..DEFAULT_DIM_TYPE, ..DEFAULT_VALUE_TYPE, ..DEFAULT_DIM_BASE_TYPE + + import ..dimension, ..ustrip, ..uexpand, ..constructorof + import ..affine_scale, ..affine_offset, ..affine_base_dim, ..affine_symbol + import ..DEFAULT_AFFINE_QUANTITY_TYPE, ..DEFAULT_DIM_TYPE, ..DEFAULT_VALUE_TYPE, ..DEFAULT_DIM_BASE_TYPE + import ..PLACEHOLDER_SYMBOL import ..Units: UNIT_SYMBOLS, UNIT_VALUES - import ..Constants: CONSTANT_SYMBOLS, CONSTANT_VALUES - import ..Constants + import ..Constants: Constants, CONSTANT_SYMBOLS, CONSTANT_VALUES import ..Quantity, ..INDEX_TYPE, ..AbstractDimensions, ..AffineDimensions, ..UnionAbstractQuantity - import ..WriteOnceReadMany, ..SymbolicUnits.as_quantity + import ..WriteOnceReadMany # Make a standard affine unit out of a quanitity and assign it a symbol - function _make_affine_dims(q::UnionAbstractQuantity{<:Any}, symbol::Symbol=:nothing) + function _make_affine_dims(q::UnionAbstractQuantity{<:Any}, symbol::Symbol=PLACEHOLDER_SYMBOL) q_si = uexpand(q) return AffineDimensions{DEFAULT_DIM_BASE_TYPE}(scale=ustrip(q_si), offset=0.0, basedim=dimension(q_si), symbol=symbol) end - function _make_affine_dims(q::UnionAbstractQuantity{<:Any,<:AffineDimensions}, symbol::Symbol=:nothing) + function _make_affine_dims(q::UnionAbstractQuantity{<:Any,<:AffineDimensions}, symbol::Symbol=PLACEHOLDER_SYMBOL) olddim = dimension(q) newscale = affine_ustrip(q) * olddim.scale newoffset = Quantity(olddim.offset, olddim.basedim) @@ -368,7 +364,7 @@ module AffineUnits end #Make a standard affine quanitty out of an arbitrary quantity and assign a symbol - function _make_affine_quant(q::UnionAbstractQuantity, symbol::Symbol=:nothing) + function _make_affine_quant(q::UnionAbstractQuantity, symbol::Symbol=PLACEHOLDER_SYMBOL) return Quantity(one(DEFAULT_VALUE_TYPE), _make_affine_dims(q, symbol)) end @@ -379,10 +375,10 @@ module AffineUnits function update_external_affine_unit(newdims::AffineDimensions) debug_disp(dims::AffineDimensions) = (scale=dims.scale, offset=dims.offset, basedim=dims.basedim) - #Check to make sure the unit's name is not :nothing (default) - name = newdims.symbol - if name == :nothing - error("Cannot register a unit if its symbol is :nothing") + #Check to make sure the unit's name is not PLACEHOLDER_SYMBOL (default) + name = affine_symbol(newdims) + if name == PLACEHOLDER_SYMBOL + error("Cannot register an affine dimension without symbol declared") end ind = get(AFFINE_UNIT_MAPPING, name, INDEX_TYPE(0)) @@ -416,12 +412,14 @@ module AffineUnits """ function aff_uparse(s::AbstractString) ex = map_to_scope(Meta.parse(s)) - ex = :($as_quantity($ex)) + ex = :($as_affine_quantity($ex)) q = eval(ex) return Quantity(ustrip(q), change_symbol(dimension(q), Symbol(s)))::DEFAULT_AFFINE_QUANTITY_TYPE end - as_quantity(q::DEFAULT_AFFINE_QUANTITY_TYPE) = q + as_affine_quantity(q::DEFAULT_AFFINE_QUANTITY_TYPE) = q + as_affine_quantity(x::Number) = convert(DEFAULT_AFFINE_QUANTITY_TYPE, x) + as_affine_quantity(x) = error("Unexpected type evaluated: $(typeof(x))") # String parsing helpers @unstable function map_to_scope(ex::Expr) @@ -454,11 +452,10 @@ module AffineUnits update_external_affine_unit(dimension(°F)) update_external_affine_unit(:degF, dimension(°F)) end + # Register unit symbols as exportable constants for (name, val) in zip(AFFINE_UNIT_SYMBOLS, AFFINE_UNIT_VALUES) - @eval begin - const $name = $val - end + @eval const $name = $val end end @@ -476,7 +473,7 @@ as `°C` and `°F`. You may also refer to regular units such as `m` or `s`. """ macro ua_str(s) ex = AffineUnits.map_to_scope(Meta.parse(s)) - ex = :($(AffineUnits.as_quantity)($ex)) + ex = :($(AffineUnits.as_affine_quantity)($ex)) ex = :($(change_symbol)($ex, Symbol($s))) return esc(ex) end diff --git a/test/unittests.jl b/test/unittests.jl index 7315299c..8ede4138 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -2107,7 +2107,7 @@ end @test isnothing(DynamicQuantities.update_external_affine_unit(:°C, °C)) # same value yields nothing for quantity @test isnothing(DynamicQuantities.update_external_affine_unit(:°C, dimension(°C))) # same value yields nothing for dimension with symbol @test isnothing(DynamicQuantities.update_external_affine_unit(dimension(°C))) # same value yields for dimension - @test_throws "Cannot register a unit if its symbol is :nothing" DynamicQuantities.update_external_affine_unit(celsius) # cannot register :nothing + @test_throws "Cannot register an affine dimension without symbol declared" DynamicQuantities.update_external_affine_unit(celsius) # cannot register :nothing # Cannot re-register a unit if its value changes @test_throws "Unit `°C` already exists as `(scale = 1.0, offset = 273.15, basedim = K)`, its value cannot be changed to `(scale = 2.0, offset = 273.15, basedim = K)`" DynamicQuantities.update_external_affine_unit(:°C, 2*°C) From e36a4ca2af38330c7c12acfae51dff14e2fa5166 Mon Sep 17 00:00:00 2001 From: Ruben Gonzalez Date: Sat, 15 Mar 2025 07:29:31 -0600 Subject: [PATCH 68/81] Fixed some missing imports --- src/affine_dimensions.jl | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 7d9b4835..607327f4 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -342,8 +342,8 @@ module AffineUnits using DispatchDoctor: @unstable - import ..dimension, ..ustrip, ..uexpand, ..constructorof - import ..affine_scale, ..affine_offset, ..affine_base_dim, ..affine_symbol + import ..dimension, ..ustrip, ..uexpand, ..constructorof, ..change_symbol + import ..affine_scale, ..affine_offset, ..affine_base_dim, ..affine_symbol, ..affine_ustrip import ..DEFAULT_AFFINE_QUANTITY_TYPE, ..DEFAULT_DIM_TYPE, ..DEFAULT_VALUE_TYPE, ..DEFAULT_DIM_BASE_TYPE import ..PLACEHOLDER_SYMBOL import ..Units: UNIT_SYMBOLS, UNIT_VALUES From c82000a8477959065a8a4c9f0b94428df1a6dda0 Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Sun, 16 Mar 2025 01:01:15 +0100 Subject: [PATCH 69/81] refactor!: greatly simplify affine units --- src/DynamicQuantities.jl | 4 +- src/affine_dimensions.jl | 489 +++------------------------------------ src/register_units.jl | 26 --- test/unittests.jl | 175 +++----------- 4 files changed, 57 insertions(+), 637 deletions(-) diff --git a/src/DynamicQuantities.jl b/src/DynamicQuantities.jl index b66a7e61..8c894f8e 100644 --- a/src/DynamicQuantities.jl +++ b/src/DynamicQuantities.jl @@ -6,12 +6,12 @@ export Quantity, GenericQuantity, RealQuantity export FixedRational export AbstractDimensions, Dimensions, NoDims export AbstractSymbolicDimensions, SymbolicDimensions, SymbolicDimensionsSingleton -export AbstractAffineDimensions, AffineDimensions +export AffineUnit export QuantityArray export DimensionError export ustrip, dimension, uexpand, uconvert, ustripexpand export ulength, umass, utime, ucurrent, utemperature, uluminosity, uamount -export uparse, @u_str, sym_uparse, @us_str, @register_unit, aff_uparse, @ua_str, @register_affine_unit +export uparse, @u_str, sym_uparse, @us_str, @register_unit, aff_uparse, @ua_str # Deprecated: export expand_units diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 607327f4..f9ff3416 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -1,479 +1,46 @@ -abstract type AbstractAffineDimensions{R} <: AbstractDimensions{R} end - -const AbstractQuantityOrArray{T,D} = Union{UnionAbstractQuantity{T,D}, QuantityArray{T,<:Any,D}} -const UnionAffineQuantity{T} = UnionAbstractQuantity{T, <:AbstractAffineDimensions} -const ABSTRACT_AFFINE_QUANTITY_TYPES = ( - (AbstractQuantity{<:Number, <:AbstractAffineDimensions}, Number, Quantity{<:Number, <:AbstractAffineDimensions}), - (AbstractGenericQuantity{<:Any, <:AbstractAffineDimensions}, Any, GenericQuantity{<:Any, <:AbstractAffineDimensions}), - (AbstractRealQuantity{<:Real, <:AbstractAffineDimensions}, Real, RealQuantity{<:Real, <:AbstractAffineDimensions}) -) -const PLACEHOLDER_SYMBOL = :_ - -# Break `ustrip` for affine quantities because the operation is unsafe, define the unsafe "affine_ustrip" for this -function ustrip(q::UnionAffineQuantity) - assert_no_offset(dimension(q)) - return affine_ustrip(q) -end -affine_ustrip(q::UnionAffineQuantity) = q.value -affine_ustrip(q::QuantityArray{<:Any, <:AbstractAffineDimensions}) = q.value -affine_ustrip(q) = ustrip(q) - - -const AffineOrSymbolicDimensions{R} = Union{AbstractAffineDimensions{R}, AbstractSymbolicDimensions{R}} - -""" - AffineOffsetError{D} <: Exception - -Error thrown when attempting an implicit conversion of an `AffineDimensions` -with a non-zero offset. - -!!! warning - This is an experimental feature and may change in the future. -""" -struct AffineOffsetError{D} <: Exception - dim::D - - AffineOffsetError(dim) = new{typeof(dim)}(dim) -end - -Base.showerror(io::IO, e::AffineOffsetError) = print(io, "AffineOffsetError: ", e.dim, " has a non-zero offset, operation not allowed on affine units. Consider using `uexpand(x)` to explicitly convert") - """ - AffineDimensions{R}(scale::Float64, offset::Float64, basedim::Dimensions{R}, symbol::Symbol=:_) + AffineUnit{R} -AffineDimensions adds a scale and offset to Dimensions{R} allowing the expression of affine transformations of units (for example °C) -The offset parameter is in SI units (i.e. having the dimension of basedim) - -!!! warning - This is an experimental feature and may change in the future. +A simple struct for representing affine units like Celsius and Fahrenheit. +This is not part of the AbstractDimensions hierarchy. """ -struct AffineDimensions{R} <: AbstractAffineDimensions{R} +struct AffineUnit{R} scale::Float64 offset::Float64 basedim::Dimensions{R} - symbol::Symbol -end - -AffineDimensions(; scale=1.0, offset=0.0, basedim, symbol=PLACEHOLDER_SYMBOL) = AffineDimensions(scale, offset, basedim, symbol) -AffineDimensions{R}(; scale=1.0, offset=0.0, basedim, symbol=PLACEHOLDER_SYMBOL) where {R} = AffineDimensions{R}(scale, offset, basedim, symbol) -AffineDimensions(s, o, dims::AbstractDimensions{R}, symbol=PLACEHOLDER_SYMBOL) where {R} = AffineDimensions{R}(s, o, dims, symbol) -AffineDimensions(s, o, q::UnionAbstractQuantity{<:Any,<:AbstractDimensions{R}}, sym=PLACEHOLDER_SYMBOL) where {R} = AffineDimensions{R}(s, o, q, sym) -AffineDimensions(d::Dimensions{R}) where R = AffineDimensions{R}(basedim=d) - -# Handle offsets in affine dimensions -function AffineDimensions{R}(s::Real, o::Real, dims::AbstractAffineDimensions, sym=PLACEHOLDER_SYMBOL) where {R} - new_s = s * affine_scale(dims) - new_o = affine_offset(dims) + o * affine_scale(dims) - return AffineDimensions{R}(new_s, new_o, affine_base_dim(dims), sym) -end - -function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::AbstractAffineDimensions, sym=PLACEHOLDER_SYMBOL) where {R} - new_s = s * affine_scale(dims) - new_o = affine_offset(dims) + ustrip(uexpand(o)) - return AffineDimensions{R}(new_s, new_o, affine_base_dim(dims), sym) -end - -function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, dims::Dimensions, sym=PLACEHOLDER_SYMBOL) where {R} - return AffineDimensions{R}(s, ustrip(uexpand(o)), dims, sym) -end - -# From two quantities -function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity, q::UnionAbstractQuantity, sym=PLACEHOLDER_SYMBOL) where {R} - q_si_origin = uexpand(0 * q) - o_si_origin = uexpand(0 * o) - o_difference_to_si = uexpand(o) - o_si_origin - dimension(q_si_origin) == dimension(o_difference_to_si) || throw(DimensionError(o, q)) - o_si = o_difference_to_si + q_si_origin - q_si = uexpand(q) - q_si_origin - return AffineDimensions{R}(s, o_si, q_si, sym) -end - -# Base case with SI units -function AffineDimensions{R}(s::Real, o::UnionAbstractQuantity{<:Any,<:Dimensions}, q::UnionAbstractQuantity{<:Any,<:Dimensions}, sym=PLACEHOLDER_SYMBOL) where {R} - dimension(o) == dimension(q) || throw(DimensionError(o, q)) - return AffineDimensions{R}(s * ustrip(q), ustrip(o), dimension(q), sym) -end - -# Offset from real -function AffineDimensions{R}(s::Real, o::Real, q::Q, sym=PLACEHOLDER_SYMBOL) where {R, Q<:UnionAbstractQuantity} - return AffineDimensions{R}(s, o * q, q, sym) -end - -affine_scale(d::AffineDimensions) = d.scale -affine_offset(d::AffineDimensions) = d.offset -affine_base_dim(d::AffineDimensions) = d.basedim -affine_symbol(d::AffineDimensions) = d.symbol - -with_type_parameters(::Type{<:AffineDimensions}, ::Type{R}) where {R} = AffineDimensions{R} -@unstable constructorof(::Type{<:AffineDimensions}) = AffineDimensions - -function Base.show(io::IO, d::AbstractAffineDimensions) - if affine_symbol(d) != PLACEHOLDER_SYMBOL - print(io, affine_symbol(d)) - else - print(io, "AffineDimensions(scale=", affine_scale(d), ", offset=", affine_offset(d), ", basedim=", affine_base_dim(d), ")") - end -end - -Base.show(io::IO, q::UnionAffineQuantity{<:Real}) = print(io, affine_ustrip(q), " ", dimension(q)) -Base.show(io::IO, q::UnionAffineQuantity) = print(io, "(", affine_ustrip(q), ") ", dimension(q)) - -function assert_no_offset(d::AffineDimensions) - if !iszero(affine_offset(d)) - throw(AffineOffsetError(d)) - end -end - -function change_symbol(d::AffineDimensions{R}, s::Symbol) where R - return AffineDimensions{R}(scale=affine_scale(d), offset=affine_offset(d), basedim=affine_base_dim(d), symbol=s) -end - -change_symbol(q::Q, s::Symbol) where Q <: UnionAbstractQuantity = constructorof(Q)(affine_ustrip(q), change_symbol(dimension(q), s)) - -""" - uexpand(q::Q) where {T,R,D<:AbstractAffineDimensions{R},Q<:UnionAbstractQuantity{T,D}} - -Expand the affine units in a quantity to their base SI form (with `Dimensions`). -""" -function uexpand(q::Q) where {T,R,D<:AbstractAffineDimensions{R},Q<:UnionAbstractQuantity{T,D}} - return _unsafe_convert(with_type_parameters(Q, T, Dimensions{R}), q) -end -uexpand(q::QuantityArray{T,N,D}) where {T,N,D<:AbstractAffineDimensions} = uexpand.(q) - -for (type, _, _) in ABSTRACT_QUANTITY_TYPES - @eval begin - function _unsafe_convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}) where {T,D<:Dimensions,Q<:$type{T,D}} - d = dimension(q) - v = affine_ustrip(q) * affine_scale(d) + affine_offset(d) - return constructorof(Q)(convert(T, v), affine_base_dim(d)) - end - - function Base.convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:Dimensions}) where {T,Q<:$type{T,AffineDimensions}} - return convert(with_type_parameters(Q, T, AffineDimensions{DEFAULT_DIM_BASE_TYPE}), q) - end - function Base.convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:Dimensions}) where {T,R,Q<:$type{T,AffineDimensions{R}}} - return constructorof(Q)(convert(T, ustrip(q)), AffineDimensions{R}(scale=1, offset=0, basedim=dimension(q))) - end - function Base.convert(::Type{Q}, q::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}) where {T,D<:Dimensions,Q<:$type{T,D}} - assert_no_offset(dimension(q)) - return _unsafe_convert(Q, q) - end - end -end - -# Generate promotion rules for affine dimensions -for D1 in (:AffineDimensions, :Dimensions, :SymbolicDimensions), D2 in (:AffineDimensions, :Dimensions, :SymbolicDimensions) - - # Skip if both are not affine dimensions - (D1 != :AffineDimensions && D2 != :AffineDimensions) && continue - - # Determine the output type - OUT_D = (D1 == :AffineDimensions == D2) ? :AffineDimensions : :Dimensions - - @eval function Base.promote_rule(::Type{$D1{R1}}, ::Type{$D2{R2}}) where {R1,R2} - return $OUT_D{promote_type(R1,R2)} - end -end - -# Generate *,/ operations for affine units -for (type, base_type, _) in ABSTRACT_AFFINE_QUANTITY_TYPES - # For div, we don't want to go more generic than `Number` - div_base_type = base_type <: Number ? base_type : Number - @eval begin - function Base.:*(l::$type, r::$type) - l, r = promote_except_value(l, r) - new_quantity(typeof(l), affine_ustrip(l) * affine_ustrip(r), dimension(l) * dimension(r)) - end - function Base.:/(l::$type, r::$type) - l, r = promote_except_value(l, r) - new_quantity(typeof(l), affine_ustrip(l) / affine_ustrip(r), dimension(l) / dimension(r)) - end - function Base.div(x::$type, y::$type, r::RoundingMode=RoundToZero) - x, y = promote_except_value(x, y) - new_quantity(typeof(x), div(affine_ustrip(x), affine_ustrip(y), r), dimension(x) / dimension(y)) - end - - # The rest of the functions are unchanged because they do not operate on two variables of the custom type - function Base.:*(l::$type, r::$base_type) - new_quantity(typeof(l), affine_ustrip(l) * r, dimension(l)) - end - function Base.:/(l::$type, r::$base_type) - new_quantity(typeof(l), affine_ustrip(l) / r, dimension(l)) - end - function Base.div(x::$type, y::$div_base_type, r::RoundingMode=RoundToZero) - new_quantity(typeof(x), div(affine_ustrip(x), y, r), dimension(x)) - end - - function Base.:*(l::$base_type, r::$type) - new_quantity(typeof(r), l * affine_ustrip(r), dimension(r)) - end - function Base.:/(l::$base_type, r::$type) - new_quantity(typeof(r), l / affine_ustrip(r), inv(dimension(r))) - end - function Base.div(x::$div_base_type, y::$type, r::RoundingMode=RoundToZero) - new_quantity(typeof(y), div(x, affine_ustrip(y), r), inv(dimension(y))) - end - - function Base.:*(l::$type, r::AbstractDimensions) - new_quantity(typeof(l), affine_ustrip(l), dimension(l) * r) - end - function Base.:/(l::$type, r::AbstractDimensions) - new_quantity(typeof(l), affine_ustrip(l), dimension(l) / r) - end - - function Base.:*(l::AbstractDimensions, r::$type) - new_quantity(typeof(r), affine_ustrip(r), l * dimension(r)) - end - function Base.:/(l::AbstractDimensions, r::$type) - new_quantity(typeof(r), inv(affine_ustrip(r)), l / dimension(r)) - end - end end -# Support array types +# Define Celsius and Fahrenheit units +const CELSIUS = AffineUnit(1.0, 273.15, Dimensions{DEFAULT_DIM_BASE_TYPE}(temperature=1)) +const FAHRENHEIT = AffineUnit(5/9, 459.67 * 5/9, Dimensions{DEFAULT_DIM_BASE_TYPE}(temperature=1)) -Base.size(q::UnionAffineQuantity) = size(affine_ustrip(q)) -Base.length(q::UnionAffineQuantity) = length(affine_ustrip(q)) -Base.axes(q::UnionAffineQuantity) = axes(affine_ustrip(q)) -Base.iterate(qd::UnionAffineQuantity, maybe_state...) = - let subiterate=iterate(affine_ustrip(qd), maybe_state...) - subiterate === nothing && return nothing - return new_quantity(typeof(qd), subiterate[1], dimension(qd)), subiterate[2] - end -Base.ndims(::Type{<:UnionAffineQuantity{T}}) where {T} = ndims(T) -Base.ndims(q::UnionAffineQuantity) = ndims(affine_ustrip(q)) -Base.broadcastable(q::UnionAffineQuantity{<:Any, <:AbstractAffineDimensions}) = new_quantity(typeof(q), Base.broadcastable(affine_ustrip(q)), dimension(q)) -for (type, _, _) in ABSTRACT_AFFINE_QUANTITY_TYPES - @eval Base.getindex(q::$type) = new_quantity(typeof(q), getindex(affine_ustrip(q)), dimension(q)) - @eval Base.getindex(q::$type, i::Integer...) = new_quantity(typeof(q), getindex(affine_ustrip(q), i...), dimension(q)) - type == AbstractGenericQuantity && - @eval Base.getindex(q::$type, i...) = new_quantity(typeof(q), getindex(affine_ustrip(q), i...), dimension(q)) +# This immediately converts to regular Dimensions +function Base.:*(value::Number, unit::AffineUnit) + # Apply the affine transformation: value * scale + offset + new_value = value * unit.scale + unit.offset + # Always use Float64 for temperature conversions to avoid precision issues + return Quantity(new_value, unit.basedim) end -QuantityArray(v::QA) where {Q<:UnionAffineQuantity,QA<:AbstractArray{Q}} = - let - allequal(dimension.(v)) || throw(DimensionError(first(v), v)) - QuantityArray(affine_ustrip.(v), dimension(first(v)), Q) - end +# String parsing for affine units """ - uconvert(qout::UnionAbstractQuantity{<:Any, <:AbstractAffineDimensions}, q::UnionAbstractQuantity{<:Any, <:Dimensions}) + ua"unit" -You may also convert to a quantity expressed in affine units. +Parse a string containing an affine unit expression. +Currently only supports °C and °F. """ -function uconvert(qout::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q::UnionAbstractQuantity{<:Any,<:Dimensions}) - @assert isone(affine_ustrip(qout)) "You passed a quantity with a non-unit value to uconvert." - dout = dimension(qout) - dimension(q) == affine_base_dim(dout) || throw(DimensionError(q, qout)) - vout = (affine_ustrip(q) - affine_offset(dout)) / affine_scale(dout) - return new_quantity(typeof(q), vout, dout) -end - -function uconvert(qout::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q::QuantityArray{<:Any,<:Any,<:Dimensions}) - @assert isone(affine_ustrip(qout)) "You passed a quantity with a non-unit value to uconvert." - dout = dimension(qout) - dimension(q) == affine_base_dim(dout) || throw(DimensionError(q, qout)) - stripped_q = affine_ustrip(q) - offset = affine_offset(dout) - scale = affine_scale(dout) - vout = @. (stripped_q - offset) / scale - return QuantityArray(vout, dout, quantity_type(q)) -end - -# Generic conversions through uexpand -function uconvert(qout::UnionAbstractQuantity{<:Any,<:AbstractSymbolicDimensions}, qin::AbstractQuantityOrArray{<:Any,<:AbstractAffineDimensions}) - uconvert(qout, uexpand(qin)) -end -function uconvert(qout::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}, qin::AbstractQuantityOrArray{<:Any,<:AbstractSymbolicDimensions}) - uconvert(qout, uexpand(qin)) -end -function uconvert(qout::UnionAbstractQuantity{<:Any,<:AbstractAffineDimensions}, qin::AbstractQuantityOrArray{<:Any,<:AbstractAffineDimensions}) - uconvert(qout, uexpand(qin)) -end - -for (op, combine) in ((:+, :*), (:-, :/)) - @eval function map_dimensions(::typeof($op), args::AffineDimensions...) - map(assert_no_offset, args) - return AffineDimensions( - scale=($combine)(map(affine_scale, args)...), offset=0.0, basedim=map_dimensions($op, map(affine_base_dim, args)...) - ) - end -end - -# This is required because /(x::Number) results in an error, so it needs to be cased out to inv -function map_dimensions(op::typeof(-), d::AffineDimensions) - assert_no_offset(d) - return AffineDimensions(scale=inv(affine_scale(d)), basedim=map_dimensions(op, affine_base_dim(d))) -end -function map_dimensions(fix1::Base.Fix1{typeof(*)}, l::AffineDimensions{R}) where {R} - assert_no_offset(l) - return AffineDimensions(scale=affine_scale(l)^fix1.x, basedim=map_dimensions(fix1, affine_base_dim(l))) -end - -# Helper function for conversions -function _no_offset_expand(q::Q) where {T,R,Q<:UnionAbstractQuantity{T,<:AbstractAffineDimensions{R}}} - return convert(with_type_parameters(Q, T, Dimensions{R}), q) -end - -for op in (:+, :-, :mod) - @eval begin - function Base.$op(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) - return $op(_no_offset_expand(q1), _no_offset_expand(q2)) - end - end -end - - -for op in (:(==), :(≈)) - @eval begin - function Base.$op(q1::UnionAbstractQuantity{<:Any,<:AffineDimensions}, q2::UnionAbstractQuantity{<:Any,<:AffineDimensions}) - $op(uexpand(q1), uexpand(q2)) - end - function Base.$op(d1::AffineDimensions, d2::AffineDimensions) - $op(affine_base_dim(d1), affine_base_dim(d2)) && - $op(affine_scale(d1), affine_scale(d2)) && - $op(affine_offset(d1), affine_offset(d2)) - end - end +macro ua_str(s) + return esc(:(aff_uparse($s))) end -const DEFAULT_AFFINE_QUANTITY_TYPE = with_type_parameters(DEFAULT_QUANTITY_TYPE, DEFAULT_VALUE_TYPE, AffineDimensions{DEFAULT_DIM_BASE_TYPE}) - -module AffineUnits - using DispatchDoctor: @unstable - - - import ..dimension, ..ustrip, ..uexpand, ..constructorof, ..change_symbol - import ..affine_scale, ..affine_offset, ..affine_base_dim, ..affine_symbol, ..affine_ustrip - import ..DEFAULT_AFFINE_QUANTITY_TYPE, ..DEFAULT_DIM_TYPE, ..DEFAULT_VALUE_TYPE, ..DEFAULT_DIM_BASE_TYPE - import ..PLACEHOLDER_SYMBOL - import ..Units: UNIT_SYMBOLS, UNIT_VALUES - import ..Constants: Constants, CONSTANT_SYMBOLS, CONSTANT_VALUES - import ..Quantity, ..INDEX_TYPE, ..AbstractDimensions, ..AffineDimensions, ..UnionAbstractQuantity - import ..WriteOnceReadMany - - # Make a standard affine unit out of a quanitity and assign it a symbol - function _make_affine_dims(q::UnionAbstractQuantity{<:Any}, symbol::Symbol=PLACEHOLDER_SYMBOL) - q_si = uexpand(q) - return AffineDimensions{DEFAULT_DIM_BASE_TYPE}(scale=ustrip(q_si), offset=0.0, basedim=dimension(q_si), symbol=symbol) - end - function _make_affine_dims(q::UnionAbstractQuantity{<:Any,<:AffineDimensions}, symbol::Symbol=PLACEHOLDER_SYMBOL) - olddim = dimension(q) - newscale = affine_ustrip(q) * olddim.scale - newoffset = Quantity(olddim.offset, olddim.basedim) - return AffineDimensions{DEFAULT_DIM_BASE_TYPE}(scale=newscale, offset=newoffset, basedim=olddim.basedim, symbol=symbol) - end - - #Make a standard affine quanitty out of an arbitrary quantity and assign a symbol - function _make_affine_quant(q::UnionAbstractQuantity, symbol::Symbol=PLACEHOLDER_SYMBOL) - return Quantity(one(DEFAULT_VALUE_TYPE), _make_affine_dims(q, symbol)) - end - - const AFFINE_UNIT_SYMBOLS = WriteOnceReadMany(deepcopy(UNIT_SYMBOLS)) - const AFFINE_UNIT_VALUES = WriteOnceReadMany(map(_make_affine_quant, UNIT_VALUES, UNIT_SYMBOLS)) - const AFFINE_UNIT_MAPPING = WriteOnceReadMany(Dict(s => INDEX_TYPE(i) for (i, s) in enumerate(AFFINE_UNIT_SYMBOLS))) - - function update_external_affine_unit(newdims::AffineDimensions) - debug_disp(dims::AffineDimensions) = (scale=dims.scale, offset=dims.offset, basedim=dims.basedim) - - #Check to make sure the unit's name is not PLACEHOLDER_SYMBOL (default) - name = affine_symbol(newdims) - if name == PLACEHOLDER_SYMBOL - error("Cannot register an affine dimension without symbol declared") - end - - ind = get(AFFINE_UNIT_MAPPING, name, INDEX_TYPE(0)) - if !iszero(ind) - olddims = dimension(AFFINE_UNIT_VALUES[ind]) - if (olddims.scale != newdims.scale) || (olddims.offset != newdims.offset) || (olddims.basedim != newdims.basedim) - error("Unit `$(name)` already exists as `$(debug_disp(olddims))`, its value cannot be changed to `$(debug_disp(newdims))`") - end - return nothing - end - - new_q = constructorof(DEFAULT_AFFINE_QUANTITY_TYPE)(1.0, newdims) - push!(AFFINE_UNIT_SYMBOLS, name) - push!(AFFINE_UNIT_VALUES, new_q) - AFFINE_UNIT_MAPPING[name] = lastindex(AFFINE_UNIT_SYMBOLS) - return nothing - end - function update_external_affine_unit(name::Symbol, dims::AffineDimensions) - return update_external_affine_unit(change_symbol(dims, name)) - end - function update_external_affine_unit(name::Symbol, q::UnionAbstractQuantity) - return update_external_affine_unit(_make_affine_dims(q, name)) - end - - """ - aff_uparse(s::AbstractString) - - Affine unit parsing function. This works similarly to `uparse`, - but uses `AffineDimensions` instead of `Dimensions`, and permits affine units such - as `°C` and `°F`. You may also refer to regular units such as `m` or `s`. - """ - function aff_uparse(s::AbstractString) - ex = map_to_scope(Meta.parse(s)) - ex = :($as_affine_quantity($ex)) - q = eval(ex) - return Quantity(ustrip(q), change_symbol(dimension(q), Symbol(s)))::DEFAULT_AFFINE_QUANTITY_TYPE - end - - as_affine_quantity(q::DEFAULT_AFFINE_QUANTITY_TYPE) = q - as_affine_quantity(x::Number) = convert(DEFAULT_AFFINE_QUANTITY_TYPE, x) - as_affine_quantity(x) = error("Unexpected type evaluated: $(typeof(x))") - - # String parsing helpers - @unstable function map_to_scope(ex::Expr) - if ex.head != :call - throw(ArgumentError("Unexpected expression: $ex. Only `:call` is expected.")) - end - ex.args[2:end] = map(map_to_scope, ex.args[2:end]) - return ex - end - - function map_to_scope(sym::Symbol) - sym in AFFINE_UNIT_SYMBOLS || throw(ArgumentError("Symbol $sym not found in `AffineUnits`.")) - return lookup_unit(sym) - end - - map_to_scope(ex) = ex - - function lookup_unit(ex::Symbol) - i = findfirst(==(ex), AFFINE_UNIT_SYMBOLS)::Int - return AFFINE_UNIT_VALUES[i] - end - - # Register standard temperature units - let - K = Quantity(1.0, temperature=1) - °C = Quantity(1.0, AffineDimensions(scale=1.0, offset=273.15*K, basedim=K, symbol=:°C)) - °F = Quantity(1.0, AffineDimensions(scale=5/9, offset=(-160/9)°C, basedim=°C, symbol=:°F)) - update_external_affine_unit(dimension(°C)) - update_external_affine_unit(:degC, dimension(°C)) - update_external_affine_unit(dimension(°F)) - update_external_affine_unit(:degF, dimension(°F)) - end - - # Register unit symbols as exportable constants - for (name, val) in zip(AFFINE_UNIT_SYMBOLS, AFFINE_UNIT_VALUES) - @eval const $name = $val +# For compatibility with existing code +function aff_uparse(s::AbstractString) + if s == "°C" || s == "degC" + return CELSIUS + elseif s == "°F" || s == "degF" + return FAHRENHEIT + else + # For other units, convert to regular units + return uparse(s) end end - -import .AffineUnits: aff_uparse, update_external_affine_unit - -""" - ua"[unit expression]" - -Affine unit parsing macro. This works similarly to `u"[unit expression]"`, but uses -`AffineDimensions` instead of `Dimensions`, and permits affine units such -as `°C` and `°F`. You may also refer to regular units such as `m` or `s`. - -!!! warning - This is an experimental feature and may change in the future. -""" -macro ua_str(s) - ex = AffineUnits.map_to_scope(Meta.parse(s)) - ex = :($(AffineUnits.as_affine_quantity)($ex)) - ex = :($(change_symbol)($ex, Symbol($s))) - return esc(ex) -end diff --git a/src/register_units.jl b/src/register_units.jl index fbac847f..c384cfd6 100644 --- a/src/register_units.jl +++ b/src/register_units.jl @@ -12,13 +12,6 @@ function update_all_values(name_symbol, unit) ALL_MAPPING[name_symbol] = i UNIT_MAPPING[name_symbol] = i update_external_symbolic_unit_value(name_symbol) - update_external_affine_unit(name_symbol, unit) - end -end - -function update_affine_values(name_symbol, unit) - lock(UNIT_UPDATE_LOCK) do - update_external_affine_unit(name_symbol, unit) end end @@ -78,22 +71,3 @@ function _register_unit(name::Symbol, value) ) return reg_expr end - -""" - @register_affine_unit symbol value - -Affine unit version of [`@register_unit`](@ref). -""" -macro register_affine_unit(name, expr) - return esc(_register_affine_unit(name, expr)) -end - -function _register_affine_unit(name, expr) - name_symbol = Meta.quot(name) - index = get(AffineUnits.AFFINE_UNIT_MAPPING, name, INDEX_TYPE(0)) - if !iszero(index) - unit = AffineUnits.AFFINE_UNIT_VALUES[index] - error("Unit `$name` is already defined as `$unit`") - end - return :($update_affine_values($name_symbol, $expr)) -end \ No newline at end of file diff --git a/test/unittests.jl b/test/unittests.jl index 8ede4138..2832719f 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -6,10 +6,8 @@ using DynamicQuantities: GenericQuantity, with_type_parameters, constructorof using DynamicQuantities: promote_quantity_on_quantity, promote_quantity_on_value using DynamicQuantities: UNIT_VALUES, UNIT_MAPPING, UNIT_SYMBOLS, ALL_MAPPING, ALL_SYMBOLS, ALL_VALUES using DynamicQuantities.SymbolicUnits: SYMBOLIC_UNIT_VALUES -using DynamicQuantities: AffineOffsetError -using DynamicQuantities.AffineUnits: AFFINE_UNIT_SYMBOLS, AFFINE_UNIT_MAPPING, AFFINE_UNIT_VALUES using DynamicQuantities: map_dimensions -using DynamicQuantities: _register_unit, _register_affine_unit +using DynamicQuantities: _register_unit using Ratios: SimpleRatio using SaferIntegers: SafeInt16 using StaticArrays: SArray, MArray @@ -2004,123 +2002,37 @@ end @testset "Tests of AffineDimensions" begin - °C = ua"°C" - °F = ua"°F" - mps = ua"m/s" + # Test basic unit creation + °C = ua"°C" + °F = ua"°F" - import DynamicQuantities.AffineUnits - import DynamicQuantities.affine_base_dim - - @test °C == AffineUnits.°C - @test °C == AffineUnits.°C - - @test aff_uparse("m/(s^2.5)") == ua"m/(s^2.5)" - @test_throws ArgumentError aff_uparse("s[1]") - @test_throws ArgumentError aff_uparse("pounds_per_hour") - @test °C isa Quantity{T,AffineDimensions{R}} where {T,R} - @test dimension(°C) isa AffineDimensions - @test dimension(°C) isa AbstractAffineDimensions - - @test affine_base_dim(dimension(°C)).temperature == 1 - @test affine_base_dim(dimension(°C)).length == 0 - - @test inv(mps) == us"s/m" - @test inv(mps) == u"s/m" - @test mps^2 == u"m^2/s^2" - - @test °C == ua"degC" - @test °F == ua"degF" - @test dimension(°C) == dimension(ua"degC") - @test_throws AffineOffsetError 5.0ua"°C" - 4.0ua"°C" - - # Constructors - @test with_type_parameters(AffineDimensions, Float64) == AffineDimensions{Float64} - @test constructorof(AffineDimensions) == AffineDimensions - @test constructorof(AffineDimensions{Float64}) == AffineDimensions - @test Quantity(1.0, AffineDimensions(dimension(u"K"))) == u"K" - @test AffineDimensions(scale=1, offset=0, basedim=dimension(u"K")) == AffineDimensions(basedim=dimension(u"K")) - @test AffineDimensions(scale=1, offset=0, basedim=u"K") == AffineDimensions(basedim=dimension(ua"K")) - @test AffineDimensions(scale=1.0, offset=273.15u"K", basedim=dimension(u"K")) == AffineDimensions(basedim=ua"°C") - - kelvin = AffineDimensions(basedim=u"K") - @test Quantity(1.0, kelvin) == u"K" - - rankine = AffineDimensions(scale=5/9, offset=0.0, basedim=dimension(u"K")) - @test Quantity(1.0, rankine) == (5/9)u"K" - - fahrenheit = AffineDimensions(scale=1.0, offset=Quantity(459.67, rankine), basedim=rankine) - @test Quantity(1.0, fahrenheit) ≈ °F - - celsius = AffineDimensions(scale=9/5, offset=Quantity(32.0, rankine), basedim=°F) - @test Quantity(1.0, celsius) ≈ °C - - # Round-trip sanity checks - @test -40°C ≈ -40°F - @test Quantity(-40.0, celsius) ≈ Quantity(-40.0, fahrenheit) + # Print information about the units + println("°C scale: ", °C.scale) + println("°C offset: ", °C.offset) + println("°F scale: ", °F.scale) + println("°F offset: ", °F.offset) - # Test promotion explicitly for coverage: - @test promote_type(AffineDimensions{Int16}, AffineDimensions{Int32}) === AffineDimensions{Int32} - @test promote_type(Dimensions{Int16}, AffineDimensions{Int32}) === Dimensions{Int32} - @test promote_type(AffineDimensions{Int16}, Dimensions{Int32}) === Dimensions{Int32} - @test promote_type(SymbolicDimensions{Int16}, AffineDimensions{Int32}) === Dimensions{Int32} - @test promote_type(AffineDimensions{Int16}, SymbolicDimensions{Int32}) === Dimensions{Int32} - - # Type conversions - @test convert(Quantity{Float64, AffineDimensions}, u"kg") isa Quantity{Float64, AffineDimensions{DynamicQuantities.DEFAULT_DIM_BASE_TYPE}} - @test convert(Quantity{Float64, AffineDimensions{Float64}}, u"kg") isa Quantity{Float64, AffineDimensions{Float64}} - @test convert(Quantity{Float64, Dimensions}, ua"kg") isa Quantity{Float64, Dimensions{DynamicQuantities.DEFAULT_DIM_BASE_TYPE}} + # Test unit identity + @test °C isa AffineUnit - # Test uncovered operations - @test (2.0ua"m")^2 == (2.0u"m")^2 - @test dimension(ua"m")^Int32(2) == dimension(ua"m^2") - @test 2.0u"m" + 2.0ua"m" === 4.0u"m" - @test 2.0ua"m" + 2.0ua"m" === 4.0u"m" - @test 2.0u"m" - 2.0ua"m" === 0.0u"m" - @test 2.0ua"m" - 2.0ua"cm" === 1.98u"m" - @test mod(2.0u"m", 2.0ua"m") === 0.0u"m" - @test mod(2.0ua"m", 2.0ua"m") === 0.0u"m" - @test_throws AffineOffsetError mod(2.0ua"°C", 2.0ua"°C") - - @test 2.0u"K" ≈ 2.0ua"K" - @test 2.0ua"K" ≈ 2.0ua"K" - @test 2.0ua"K" ≈ 2.0u"K" - @test_throws AffineOffsetError (2ua"°C")^2 - @test uexpand(2ua"°C") == 275.15u"K" - - # Test conversions - @test °C |> us"K" isa Quantity{<:Real, <:SymbolicDimensions} - @test 0°C |> us"K" == 273.15us"K" - @test us"K" |> °C isa Quantity{<:Real, <:AffineDimensions} - @test 0us"K" |> °C == -273.15°C - @test °C |> °F isa Quantity{<:Real, <:AffineDimensions} - @test 0°C |> °F == 32°F - - @test QuantityArray([0,1]°C) |> °F isa QuantityArray{T, <:Any, AffineDimensions{R}} where {T,R} - - # Test display against errors - celsius = AffineDimensions(offset=273.15, basedim=u"K") - psi = AffineDimensions(basedim=6.89476us"kPa") - io = IOBuffer() - @test isnothing(show(io, (dimension(°F), dimension(ua"K"), psi, celsius, fahrenheit))) - - # Test updating affine units - @test isnothing(DynamicQuantities.update_external_affine_unit(:°C, °C)) # same value yields nothing for quantity - @test isnothing(DynamicQuantities.update_external_affine_unit(:°C, dimension(°C))) # same value yields nothing for dimension with symbol - @test isnothing(DynamicQuantities.update_external_affine_unit(dimension(°C))) # same value yields for dimension - @test_throws "Cannot register an affine dimension without symbol declared" DynamicQuantities.update_external_affine_unit(celsius) # cannot register :nothing - - # Cannot re-register a unit if its value changes - @test_throws "Unit `°C` already exists as `(scale = 1.0, offset = 273.15, basedim = K)`, its value cannot be changed to `(scale = 2.0, offset = 273.15, basedim = K)`" DynamicQuantities.update_external_affine_unit(:°C, 2*°C) - - # Test map_dimensions - @test map_dimensions(+, dimension(ua"m/s"), dimension(ua"m/s")) == AffineDimensions(Dimensions(length=2, time=-2)) - @test map_dimensions(-, dimension(ua"m"), dimension(ua"s")) == AffineDimensions(Dimensions(length=1, time=-1)) - @test map_dimensions(Base.Fix1(*,2), dimension(ua"m/s")) == AffineDimensions(Dimensions(length=2, time=-2)) - + # Test basic properties + @test °C.basedim.temperature == 1 + @test °C.basedim.length == 0 + + # Test unit equivalence + @test ua"°C" == ua"degC" + @test ua"°F" == ua"degF" + + # Test conversion to regular dimensions via multiplication + @test 0 * °C ≈ 273.15u"K" + @test 100 * °C ≈ 373.15u"K" + @test 32 * °F ≈ 273.15u"K" + + # Test temperature equivalence + @test 0ua"degC" ≈ 32ua"degF" + @test -40ua"degC" ≈ -40ua"degF" end - - @testset "Test div" begin for Q in (RealQuantity, Quantity, GenericQuantity) x = Q{Int}(10, length=1) @@ -2195,7 +2107,6 @@ end # test block. map_count_before_registering = length(UNIT_MAPPING) all_map_count_before_registering = length(ALL_MAPPING) -affine_count_before_registering = length(AFFINE_UNIT_MAPPING) skipped_register_unit = false #Registering Symbolic Units @@ -2214,18 +2125,7 @@ if :psi ∉ UNIT_SYMBOLS @eval @register_unit psi 6.89476us"kPa" end -if :psig ∉ AFFINE_UNIT_SYMBOLS - @eval @register_affine_unit psig AffineDimensions(offset=u"Constants.atm", basedim=u"psi") -end -if :My°C ∉ AFFINE_UNIT_SYMBOLS # (In case we run this script twice) - @eval @register_affine_unit My°C ua"°C" -end -if :My°C2 ∉ AFFINE_UNIT_SYMBOLS - @eval @register_affine_unit My°C2 dimension(ua"°C") -end - @test_throws "Unit `m` is already defined as `1.0 m`" esc(_register_unit(:m, u"s")) -@test_throws "Unit `°C` is already defined as `1.0 °C`" esc(_register_affine_unit(:°C, ua"°C")) # Constants as well: @test_throws "Unit `Ryd` is already defined" esc(_register_unit(:Ryd, u"Constants.Ryd")) @@ -2234,49 +2134,28 @@ end MyV = u"MyV" MySV = u"MySV" MySV2 = u"MySV2" - My°C = ua"My°C" - My°C2 = ua"My°C2" psi = u"psi" - psig = ua"psig" @test MyV === u"V" @test MyV == us"V" @test MySV == us"V" @test MySV2 == us"km/h" - @test MySV == ua"V" - @test MySV2 == ua"km/h" - @test psi == ua"psi" @test psi == u"psi" - @test psig == ua"psig" - @test_throws AffineOffsetError 0*psig == u"Constants.atm" - @test My°C == ua"My°C" - @test My°C2 == ua"My°C2" if !skipped_register_unit @test length(UNIT_MAPPING) == map_count_before_registering + 4 @test length(ALL_MAPPING) == all_map_count_before_registering + 4 - @test length(AFFINE_UNIT_MAPPING) == affine_count_before_registering + 7 end for my_unit in (MySV, MyV) @test my_unit in UNIT_VALUES @test my_unit in ALL_VALUES @test my_unit in SYMBOLIC_UNIT_VALUES - @test my_unit in AFFINE_UNIT_VALUES # Non-affine units should also be registered end for my_unit in (:MySV, :MyV) @test my_unit in UNIT_SYMBOLS @test my_unit in ALL_SYMBOLS - @test my_unit in AFFINE_UNIT_SYMBOLS # Non-affine units should also be registered - end - - for my_unit in (My°C, My°C2) # Affine units should only show up in the affine unit registry - @test my_unit in AFFINE_UNIT_VALUES - end - - for my_unit in (:My°C, :My°C2) # Affine units should only show up in the affine unit registry - @test my_unit in AFFINE_UNIT_SYMBOLS end end From 05d80bb902f4e0aa347c486d527f6392afbe0f98 Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Sun, 16 Mar 2025 01:10:56 +0100 Subject: [PATCH 70/81] docs: clean up --- docs/make.jl | 1 - docs/src/affine_units.md | 53 ---------------------------------------- 2 files changed, 54 deletions(-) delete mode 100644 docs/src/affine_units.md diff --git a/docs/make.jl b/docs/make.jl index 14035dd5..96120d1f 100644 --- a/docs/make.jl +++ b/docs/make.jl @@ -46,7 +46,6 @@ makedocs(; "Units" => "units.md", "Constants" => "constants.md", "Symbolic Units" => "symbolic_units.md", - "Affine Units" => "affine_units.md", "Types" => "types.md", ], warnonly = [:missing_docs] diff --git a/docs/src/affine_units.md b/docs/src/affine_units.md deleted file mode 100644 index 4813f23f..00000000 --- a/docs/src/affine_units.md +++ /dev/null @@ -1,53 +0,0 @@ -# Affine Dimensions -Units that have an offset (such as °C = K + 273.15) are an unfortunate fact of life: they are used extensively but often result in ambiguous mathematical operations (many other packages, such as Unitful.jl only support limited operations for affine dimensions). `AffineDimensions` seeks to extend DynamicQuantities.jl to reduce dependence on Unitful.jl, and enable handling/converting such units in a flexible, type-stable manner. - -`AffineDimensions` are a generalization of `Dimensions` and `SymbolicDimensions`. While SymbolicDimensions essentially add a scale to Dimensions, AffineDimensions will add both a scale and an offset. Verious constructors can be used to construct `AffineDimensions` from other dimensions. -``` -kelvin = AffineDimensions(basedim=u"K") #Assumes a scale of 1 and offset 0 -rankine = AffineDimensions(scale=5/9, offset=0.0, basedim=dimension(u"K")) #Rankine is a scaled version of Kelvin, offset is assumed to be of units 'basedim' -fahrenheit = AffineDimensions(scale=1.0, offset=Quantity(459.67, rankine), basedim=rankine) #Its best to make offset a `Quantity` to be explicit -celsius = AffineDimensions(scale=9/5, offset=Quantity(32.0, rankine), basedim=fahrenheit) #When AffineDimensiosn are used, offset starts with basedim's offset -``` -## Registration and parsing -To access units from the affine unit registry, the string macro `ua"..."` can be used. This macro will always return quantities with AffineDimensions, even if a non-affine unit is called (it will simply have an offset of 0). Because AffineDimensions are a generalization of SymbolicDimensions, the affine unit registry will mirror the symbolic unit registry. -``` -@register_unit psi 6.89476us"kPa" -u"psi" ->> 6894.76 m⁻¹ kg s⁻² -us"psi" ->> 1.0 psi -ua"psi" ->> 1.0 psi -``` -However, strictly affine units cannot belong to the symbolic registry, so a different macro must be used on an AffineDimension (or quantity thereof) -``` -@register_affine_unit psig AffineDimensions(offset=u"Constants.atm", basedim=u"psi") #Gauge pressure implies atmospheric offset -ua"psig" ->> 1.0 psig -us"psig" ->> ERROR: LoadError: ArgumentError: Symbol psig not found in `Units` or `Constants`. -``` -Affine unit parsing can also be done outside of a macro using `aff_uparse(str::AbstractString)` -``` -aff_uparse("°C") ->> 1.0 °C -``` -```@docs -@ua_str -@register_affine_unit -aff_uparse -``` -## Operations -In Unitful.jl, multiplication of affine quantities is not supported for affine dimensions: -``` -using Unitful -u"R"*0u"°C" ->> ERROR: AffineError: an invalid operation was attempted with affine units: °C -``` -This behaviour is mimicked in DynamicQuantities: -``` -using DynamicQuantities -u"Constants.R"*(0ua"°C") ->> AssertionError: AffineDimensions °C has a non-zero offset, implicit conversion is not allowed due to ambiguity. Use uexpand(x) to explicitly convert -``` -In general, it's best to treat quantities with AffineDimensions as placeholders and use `uexpand(q)` or `uconvert(units, q)` as soon as possible. The main objective of AffineDimesnions is to provide you with convenient, type-stable tools to do this conversion before applying mathematical operations. \ No newline at end of file From b843c9482a108a6c76d01e29e6037c4523697922 Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Sun, 16 Mar 2025 01:12:17 +0100 Subject: [PATCH 71/81] fix: macro hygeine --- src/affine_dimensions.jl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index f9ff3416..8eb60bff 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -30,7 +30,7 @@ Parse a string containing an affine unit expression. Currently only supports °C and °F. """ macro ua_str(s) - return esc(:(aff_uparse($s))) + return esc(:($(aff_uparse)($s))) end # For compatibility with existing code From e0fc66c91f83a86c1deb5c8329b44b1bc9b33eef Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Sun, 16 Mar 2025 13:39:14 +0100 Subject: [PATCH 72/81] make affine dimensions more user friendly --- src/affine_dimensions.jl | 82 ++++++++++++++++++++++++++++++++-------- 1 file changed, 67 insertions(+), 15 deletions(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 8eb60bff..b2acde0f 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -3,16 +3,18 @@ A simple struct for representing affine units like Celsius and Fahrenheit. This is not part of the AbstractDimensions hierarchy. + +!!! warning + This is an experimental feature and may change in the future. """ struct AffineUnit{R} scale::Float64 offset::Float64 basedim::Dimensions{R} + name::Symbol end -# Define Celsius and Fahrenheit units -const CELSIUS = AffineUnit(1.0, 273.15, Dimensions{DEFAULT_DIM_BASE_TYPE}(temperature=1)) -const FAHRENHEIT = AffineUnit(5/9, 459.67 * 5/9, Dimensions{DEFAULT_DIM_BASE_TYPE}(temperature=1)) +Base.show(io::IO, unit::AffineUnit) = print(io, unit.name) # This immediately converts to regular Dimensions function Base.:*(value::Number, unit::AffineUnit) @@ -22,25 +24,75 @@ function Base.:*(value::Number, unit::AffineUnit) return Quantity(new_value, unit.basedim) end -# String parsing for affine units +# Error messages for unsupported operations - defined using a loop +for op in [:*, :/, :+, :-], (first, second) in [(:AffineUnit, :Number), (:Number, :AffineUnit)] + + # Skip the already defined value * unit case + op == :* && first == :Number && second == :AffineUnit && continue + + @eval function Base.$op(a::$first, b::$second) + throw(ArgumentError("Affine units only support scalar multiplication in the form 'number * unit', e.g., 22 * ua\"degC\", which will immediately convert it to a regular `Quantity{Float64,<:Dimensions}`. Other operations are not supported.")) + end +end + +# Module for affine unit parsing +module AffineUnits + import ..AffineUnit + import ..Dimensions + import ..DEFAULT_DIM_BASE_TYPE + import ..Quantity + + # Define Celsius and Fahrenheit units inside the module + const °C = AffineUnit(1.0, 273.15, Dimensions{DEFAULT_DIM_BASE_TYPE}(temperature=1), :°C) + const degC = °C + const °F = AffineUnit(5/9, 459.67 * 5/9, Dimensions{DEFAULT_DIM_BASE_TYPE}(temperature=1), :°F) + const degF = °F + + const AFFINE_UNIT_SYMBOLS = [:°C, :degC, :°F, :degF] + + function map_to_scope(ex::Expr) + if ex.head != :call + throw(ArgumentError("Unexpected expression: $ex. Only `:call` is expected.")) + end + ex.args[2:end] = map(map_to_scope, ex.args[2:end]) + return ex + end + + function map_to_scope(sym::Symbol) + if !(sym in AFFINE_UNIT_SYMBOLS) + throw(ArgumentError("Symbol $sym not found in affine units. Only °C/degC and °F/degF are supported.")) + end + if sym in (:°C, :degC) + return °C + else # if sym in (:°F, :degF) + return °F + end + end + + # For literals and other expressions + map_to_scope(ex) = ex +end + """ ua"unit" Parse a string containing an affine unit expression. -Currently only supports °C and °F. +Currently only supports °C (or degC) and °F (or degF). + +!!! warning + This is an experimental feature and may change in the future. """ macro ua_str(s) - return esc(:($(aff_uparse)($s))) + ex = AffineUnits.map_to_scope(Meta.parse(s)) + return esc(ex) end -# For compatibility with existing code +""" + aff_uparse(s::AbstractString) + +Parse a string into an affine unit (°C/degC, °F/degF). Function equivalent of `ua"unit"`. +""" function aff_uparse(s::AbstractString) - if s == "°C" || s == "degC" - return CELSIUS - elseif s == "°F" || s == "degF" - return FAHRENHEIT - else - # For other units, convert to regular units - return uparse(s) - end + ex = AffineUnits.map_to_scope(Meta.parse(s)) + return eval(ex) end From 70e794102672dac3c571a4072836d8630b660b3b Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Sun, 16 Mar 2025 13:46:56 +0100 Subject: [PATCH 73/81] improve docstring --- src/affine_dimensions.jl | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index b2acde0f..fa378e1b 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -4,6 +4,15 @@ A simple struct for representing affine units like Celsius and Fahrenheit. This is not part of the AbstractDimensions hierarchy. +AffineUnit only supports scalar multiplication in the form `number * unit` (e.g., `22ua"degC"`), +which immediately converts it to a regular `Quantity{Float64,Dimensions{R}}`. Other operations +like `unit * number`, division, addition, or subtraction with AffineUnit are not supported. + +!!! warning "Non-associative multiplication" + Multiplication with AffineUnit is non-associative due to the auto-conversion property. + For example, `(2 * 3) * °C` ≠ `2 * (3 * °C)` because when a number multiplies an AffineUnit, + it immediately converts to a regular Quantity with the affine transformation applied. + !!! warning This is an experimental feature and may change in the future. """ @@ -31,7 +40,7 @@ for op in [:*, :/, :+, :-], (first, second) in [(:AffineUnit, :Number), (:Number op == :* && first == :Number && second == :AffineUnit && continue @eval function Base.$op(a::$first, b::$second) - throw(ArgumentError("Affine units only support scalar multiplication in the form 'number * unit', e.g., 22 * ua\"degC\", which will immediately convert it to a regular `Quantity{Float64,<:Dimensions}`. Other operations are not supported.")) + throw(ArgumentError("Affine units only support scalar multiplication in the form 'number * unit', e.g., 22 * ua\"degC\", which will immediately convert it to a regular `Quantity{Float64,Dimensions{R}}`. Other operations are not supported.")) end end @@ -91,6 +100,9 @@ end aff_uparse(s::AbstractString) Parse a string into an affine unit (°C/degC, °F/degF). Function equivalent of `ua"unit"`. + +!!! warning + This is an experimental feature and may change in the future. """ function aff_uparse(s::AbstractString) ex = AffineUnits.map_to_scope(Meta.parse(s)) From f3201de560839414e416932ec44195f53e3aa5a6 Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Sun, 16 Mar 2025 13:50:46 +0100 Subject: [PATCH 74/81] clean docstring --- src/affine_dimensions.jl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index fa378e1b..a375f744 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -10,7 +10,7 @@ like `unit * number`, division, addition, or subtraction with AffineUnit are not !!! warning "Non-associative multiplication" Multiplication with AffineUnit is non-associative due to the auto-conversion property. - For example, `(2 * 3) * °C` ≠ `2 * (3 * °C)` because when a number multiplies an AffineUnit, + For example, `(2 * 3) * ua"degC"` ≠ `2 * (3 * ua"degC")` because when a number multiplies an AffineUnit, it immediately converts to a regular Quantity with the affine transformation applied. !!! warning From c5469ce1a5a19947a50eb1998a3ca89252b18c7a Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Sun, 16 Mar 2025 13:59:11 +0100 Subject: [PATCH 75/81] clean up docs --- docs/src/units.md | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/docs/src/units.md b/docs/src/units.md index e85d4a8b..3ac1f9dd 100644 --- a/docs/src/units.md +++ b/docs/src/units.md @@ -41,3 +41,32 @@ You can define custom units with the `@register_unit` macro: ```@docs @register_unit ``` + +## Affine Units + +DynamicQuantities also supports affine units like Celsius and Fahrenheit through the `AffineUnit{R}` type and the `ua` string macro. +For example, + +```julia +# Define temperature in Celsius +room_temp = 22ua"degC" # 295.15 K + +# Define temperature in Fahrenheit +freezing = 32ua"degF" # 273.15 K + +# Can take differences normally, as these are now regular Quantities: +room_temp - freezing +# 22 K +``` + +Note there are some subtleties about working with these: + +```@docs +@ua_str +aff_uparse +``` + +Currently, the only supported affine units are: + +- `°C` or `degC` - Degrees Celsius +- `°F` or `degF` - Degrees Fahrenheit From 0422fa8e6a5852c33d918791616bf82ee3d6e04a Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Sun, 16 Mar 2025 14:01:31 +0100 Subject: [PATCH 76/81] clean up changes --- README.md | 12 +++++------- src/DynamicQuantities.jl | 2 -- src/register_units.jl | 1 - test/unittests.jl | 11 ++--------- 4 files changed, 7 insertions(+), 19 deletions(-) diff --git a/README.md b/README.md index 40f15106..5046f824 100644 --- a/README.md +++ b/README.md @@ -18,10 +18,11 @@ This can greatly improve both runtime performance, by avoiding type instabilitie - [Usage](#usage) - [Constants](#constants) - [Symbolic Units](#symbolic-units) + - [Custom Units](#custom-units) + - [Affine Units](#affine-units) - [Arrays](#arrays) - [Unitful](#unitful) - [Types](#types) -- [Vectors](#vectors) ## Performance @@ -291,13 +292,10 @@ using the `ua"..."` string macro: ```julia julia> room_temp = 22ua"degC" -22.0 °C +295.15 K -julia> room_temp |> ua"degF" |> round -72.0 °F - -julia> room_temp |> uexpand |> round -295.0 K +julia> freezing = 32ua"degF" +273.15 K ``` ### Arrays diff --git a/src/DynamicQuantities.jl b/src/DynamicQuantities.jl index 8c894f8e..530482ca 100644 --- a/src/DynamicQuantities.jl +++ b/src/DynamicQuantities.jl @@ -6,7 +6,6 @@ export Quantity, GenericQuantity, RealQuantity export FixedRational export AbstractDimensions, Dimensions, NoDims export AbstractSymbolicDimensions, SymbolicDimensions, SymbolicDimensionsSingleton -export AffineUnit export QuantityArray export DimensionError export ustrip, dimension, uexpand, uconvert, ustripexpand @@ -34,7 +33,6 @@ using DispatchDoctor: @stable include("complex.jl") include("register_units.jl") include("disambiguities.jl") - include("deprecated.jl") end diff --git a/src/register_units.jl b/src/register_units.jl index c384cfd6..680ff13f 100644 --- a/src/register_units.jl +++ b/src/register_units.jl @@ -15,7 +15,6 @@ function update_all_values(name_symbol, unit) end end - """ @register_unit symbol value diff --git a/test/unittests.jl b/test/unittests.jl index 2832719f..7017ba71 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -2109,7 +2109,6 @@ map_count_before_registering = length(UNIT_MAPPING) all_map_count_before_registering = length(ALL_MAPPING) skipped_register_unit = false -#Registering Symbolic Units if :MyV ∉ UNIT_SYMBOLS # (In case we run this script twice) @eval @register_unit MyV u"V" else @@ -2121,9 +2120,6 @@ end if :MySV2 ∉ UNIT_SYMBOLS @eval @register_unit MySV2 us"km/h" end -if :psi ∉ UNIT_SYMBOLS - @eval @register_unit psi 6.89476us"kPa" -end @test_throws "Unit `m` is already defined as `1.0 m`" esc(_register_unit(:m, u"s")) @@ -2134,17 +2130,15 @@ end MyV = u"MyV" MySV = u"MySV" MySV2 = u"MySV2" - psi = u"psi" @test MyV === u"V" @test MyV == us"V" @test MySV == us"V" @test MySV2 == us"km/h" - @test psi == u"psi" if !skipped_register_unit - @test length(UNIT_MAPPING) == map_count_before_registering + 4 - @test length(ALL_MAPPING) == all_map_count_before_registering + 4 + @test length(UNIT_MAPPING) == map_count_before_registering + 3 + @test length(ALL_MAPPING) == all_map_count_before_registering + 3 end for my_unit in (MySV, MyV) @@ -2152,7 +2146,6 @@ end @test my_unit in ALL_VALUES @test my_unit in SYMBOLIC_UNIT_VALUES end - for my_unit in (:MySV, :MyV) @test my_unit in UNIT_SYMBOLS @test my_unit in ALL_SYMBOLS From cf109cff9ab61fb404b68be81f636a54a3bd359d Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Sun, 16 Mar 2025 14:13:31 +0100 Subject: [PATCH 77/81] improve coverage --- src/affine_dimensions.jl | 2 +- test/unittests.jl | 24 ++++++++++++++++++++++++ 2 files changed, 25 insertions(+), 1 deletion(-) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index a375f744..38a267a8 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -106,5 +106,5 @@ Parse a string into an affine unit (°C/degC, °F/degF). Function equivalent of """ function aff_uparse(s::AbstractString) ex = AffineUnits.map_to_scope(Meta.parse(s)) - return eval(ex) + return eval(ex)::AffineUnit{DEFAULT_DIM_BASE_TYPE} end diff --git a/test/unittests.jl b/test/unittests.jl index 7017ba71..cb98a00c 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -2031,6 +2031,30 @@ end # Test temperature equivalence @test 0ua"degC" ≈ 32ua"degF" @test -40ua"degC" ≈ -40ua"degF" + + # Test unsupported operations - verify the error message + @test_throws "Affine units only support scalar multiplication in the form 'number * unit'" °C * 2 + + # Test AffineUnits module functionality + @test AffineUnits.°C === °C + @test AffineUnits.degC === °C + @test AffineUnits.°F === °F + @test AffineUnits.degF === °F + + # Test parsing of non-:call expression + @test_throws "Unexpected expression" AffineUnits.map_to_scope(:(1 + 2)) + + # Test aff_uparse function + @test aff_uparse("°C") === ua"°C" + @test aff_uparse("degC") === ua"degC" + @test aff_uparse("°F") === ua"°F" + @test aff_uparse("degF") === ua"degF" + @test_throws ArgumentError aff_uparse("K") + + # Test show function for AffineUnit + @test sprint(show, °C) == "°C" + + @test sprint(show, °F) == "°F" end @testset "Test div" begin From ccde9d9dd1b7e37428569759447fe2b223e55463 Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Sun, 16 Mar 2025 14:15:22 +0100 Subject: [PATCH 78/81] missing import --- test/unittests.jl | 1 + 1 file changed, 1 insertion(+) diff --git a/test/unittests.jl b/test/unittests.jl index cb98a00c..434acf2d 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -6,6 +6,7 @@ using DynamicQuantities: GenericQuantity, with_type_parameters, constructorof using DynamicQuantities: promote_quantity_on_quantity, promote_quantity_on_value using DynamicQuantities: UNIT_VALUES, UNIT_MAPPING, UNIT_SYMBOLS, ALL_MAPPING, ALL_SYMBOLS, ALL_VALUES using DynamicQuantities.SymbolicUnits: SYMBOLIC_UNIT_VALUES +using DynamicQuantities: AffineUnit, AffineUnits using DynamicQuantities: map_dimensions using DynamicQuantities: _register_unit using Ratios: SimpleRatio From 07060e578fa60ea2a7349aa532a5417765c035e5 Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Sun, 16 Mar 2025 14:17:55 +0100 Subject: [PATCH 79/81] fix test --- test/unittests.jl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/test/unittests.jl b/test/unittests.jl index 434acf2d..c9e73d74 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -2043,7 +2043,7 @@ end @test AffineUnits.degF === °F # Test parsing of non-:call expression - @test_throws "Unexpected expression" AffineUnits.map_to_scope(:(1 + 2)) + @test_throws "Unexpected expression" AffineUnits.map_to_scope(:(let x=1; x; end)) # Test aff_uparse function @test aff_uparse("°C") === ua"°C" From e1e114302ed0cce9dfd724603fc8534f5a57dcc4 Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Sun, 16 Mar 2025 14:19:13 +0100 Subject: [PATCH 80/81] cleanup unittest --- test/unittests.jl | 28 +++++++++++----------------- 1 file changed, 11 insertions(+), 17 deletions(-) diff --git a/test/unittests.jl b/test/unittests.jl index c9e73d74..b47ae81b 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -2006,55 +2006,49 @@ end # Test basic unit creation °C = ua"°C" °F = ua"°F" - - # Print information about the units - println("°C scale: ", °C.scale) - println("°C offset: ", °C.offset) - println("°F scale: ", °F.scale) - println("°F offset: ", °F.offset) - + # Test unit identity @test °C isa AffineUnit - + # Test basic properties @test °C.basedim.temperature == 1 @test °C.basedim.length == 0 - + # Test unit equivalence @test ua"°C" == ua"degC" @test ua"°F" == ua"degF" - + # Test conversion to regular dimensions via multiplication @test 0 * °C ≈ 273.15u"K" @test 100 * °C ≈ 373.15u"K" @test 32 * °F ≈ 273.15u"K" - + # Test temperature equivalence @test 0ua"degC" ≈ 32ua"degF" @test -40ua"degC" ≈ -40ua"degF" - + # Test unsupported operations - verify the error message @test_throws "Affine units only support scalar multiplication in the form 'number * unit'" °C * 2 - + # Test AffineUnits module functionality @test AffineUnits.°C === °C @test AffineUnits.degC === °C @test AffineUnits.°F === °F @test AffineUnits.degF === °F - + # Test parsing of non-:call expression @test_throws "Unexpected expression" AffineUnits.map_to_scope(:(let x=1; x; end)) - + # Test aff_uparse function @test aff_uparse("°C") === ua"°C" @test aff_uparse("degC") === ua"degC" @test aff_uparse("°F") === ua"°F" @test aff_uparse("degF") === ua"degF" @test_throws ArgumentError aff_uparse("K") - + # Test show function for AffineUnit @test sprint(show, °C) == "°C" - + @test sprint(show, °F) == "°F" end From 9c0f1ab59300247d410590b486fb7f3172b82151 Mon Sep 17 00:00:00 2001 From: MilesCranmer Date: Sun, 16 Mar 2025 14:23:07 +0100 Subject: [PATCH 81/81] better docstrings --- src/affine_dimensions.jl | 6 ++++++ test/unittests.jl | 4 ++++ 2 files changed, 10 insertions(+) diff --git a/src/affine_dimensions.jl b/src/affine_dimensions.jl index 38a267a8..2138f33b 100644 --- a/src/affine_dimensions.jl +++ b/src/affine_dimensions.jl @@ -88,6 +88,12 @@ end Parse a string containing an affine unit expression. Currently only supports °C (or degC) and °F (or degF). +For example: + +```julia +room_temp = 22ua"degC" # The multiplication returns a Quantity +``` + !!! warning This is an experimental feature and may change in the future. """ diff --git a/test/unittests.jl b/test/unittests.jl index b47ae81b..7d371642 100644 --- a/test/unittests.jl +++ b/test/unittests.jl @@ -2027,6 +2027,10 @@ end @test 0ua"degC" ≈ 32ua"degF" @test -40ua"degC" ≈ -40ua"degF" + # Can do multiplication inside + @test ua"22degC" isa Quantity + @test ua"22degC" == 22ua"degC" + # Test unsupported operations - verify the error message @test_throws "Affine units only support scalar multiplication in the form 'number * unit'" °C * 2