diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5a0d91c..428f493 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -73,11 +73,14 @@ jobs:
       - name: Resolve and build package
         env:
           JULIA_PKG_PRECOMPILE_AUTO: "0"
+          WENDAO_CODE_PARSER_BOOTSTRAP_ENV: ${{ runner.temp }}/wendaocodeparser-env
         run: |
-          julia --project=. -e 'using Pkg; Pkg.resolve(); Pkg.instantiate(); Pkg.build()'
+          julia ./scripts/prepare_wendao_code_parser_env.jl
       - name: Run package tests
         env:
           JULIA_NUM_THREADS: ${{ matrix.nthreads }}
           JULIA_PKG_PRECOMPILE_AUTO: "0"
+          WENDAO_CODE_PARSER_BOOTSTRAP_ENV: ${{ runner.temp }}/wendaocodeparser-env
         run: |
-          julia --project=. -e 'using Pkg; Pkg.test("WendaoCodeParser"; coverage=false)'
+          chmod +x ./scripts/test_wendao_code_parser.sh
+          ./scripts/test_wendao_code_parser.sh
diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index 155665b..20a9f5d 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -65,11 +65,14 @@ jobs:
       - name: Resolve and build package
         env:
           JULIA_PKG_PRECOMPILE_AUTO: "0"
+          WENDAO_CODE_PARSER_BOOTSTRAP_ENV: ${{ runner.temp }}/wendaocodeparser-env
         run: |
-          julia --project=. -e 'using Pkg; Pkg.resolve(); Pkg.instantiate(); Pkg.build()'
+          julia ./scripts/prepare_wendao_code_parser_env.jl
       - name: Run package tests
         env:
           JULIA_NUM_THREADS: ${{ matrix.nthreads }}
           JULIA_PKG_PRECOMPILE_AUTO: "0"
+          WENDAO_CODE_PARSER_BOOTSTRAP_ENV: ${{ runner.temp }}/wendaocodeparser-env
         run: |
-          julia --project=. -e 'using Pkg; Pkg.test("WendaoCodeParser"; coverage=false)'
+          chmod +x ./scripts/test_wendao_code_parser.sh
+          ./scripts/test_wendao_code_parser.sh
diff --git a/Project.toml b/Project.toml
index 52ed288..512c8a4 100644
--- a/Project.toml
+++ b/Project.toml
@@ -19,22 +19,23 @@ WendaoArrow = "561c8d8d-4bcf-4807-873b-a6b7d1e55843"
 
 [sources]
 Absyn = {rev = "master", url = "https://github.com/OpenModelica/Absyn.jl"}
-Arrow = {rev = "2ec9e65ef648c5da4060f0ef8b8e78e7ed00226d", url = "https://github.com/JuliaCN/arrow-julia.git"}
-ArrowTypes = {rev = "2ec9e65ef648c5da4060f0ef8b8e78e7ed00226d", subdir = "src/ArrowTypes", url = "https://github.com/JuliaCN/arrow-julia.git"}
+Arrow = {rev = "82562ef144a5d8b7d488710cea609fb7488d4efe", url = "https://github.com/JuliaCN/arrow-julia.git"}
+ArrowTypes = {rev = "82562ef144a5d8b7d488710cea609fb7488d4efe", subdir = "src/ArrowTypes", url = "https://github.com/JuliaCN/arrow-julia.git"}
+gRPCServer = {rev = "261cd70ac0b76c060cef0507245c400da0b5def9", url = "https://github.com/tao3k/gRPCServer.jl"}
 ImmutableList = {rev = "master", url = "https://github.com/OpenModelica/ImmutableList.jl"}
 JuliaSyntax = {rev = "main", url = "https://github.com/JuliaLang/JuliaSyntax.jl"}
 MetaModelica = {rev = "master", url = "https://github.com/OpenModelica/MetaModelica.jl"}
 OMParser = {rev = "d59051069e43fb2624aa13fe8935532ca15aecec", url = "https://github.com/tao3k/OMParser.jl"}
 PureHTTP2 = {rev = "03d8853e9556a4355d7b650853cda62b1906d88e", url = "https://github.com/s-celles/PureHTTP2.jl"}
-WendaoArrow = {rev = "ab02bc080e90a0683978051cc4165b7173c2992b", url = "https://github.com/tao3k/WendaoArrow.jl.git"}
+WendaoArrow = {rev = "e992839d84dc92ffc4972e10d160ee4ce53ce126", url = "https://github.com/tao3k/WendaoArrow.jl.git"}
 
 [compat]
 Absyn = "1.3"
 Arrow = "2.8.1"
 ArrowTypes = "2.3.0"
-ImmutableList = "0.1"
+ImmutableList = "0.1, 0.3"
 JuliaSyntax = "2"
-MetaModelica = "0.0.5"
+MetaModelica = "0.0.5, 0.1"
 OMParser = "0.0.3"
 PureHTTP2 = "0.5.0"
 Tables = "1"
@@ -42,6 +43,7 @@ WendaoArrow = "0.1"
 julia = "1.12"
 
 [extras]
+gRPCServer = "608c6337-0d7d-447f-bb69-0f5674ee3959"
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 
 [targets]
diff --git a/scripts/prepare_wendao_code_parser_env.jl b/scripts/prepare_wendao_code_parser_env.jl
new file mode 100644
index 0000000..9862d3f
--- /dev/null
+++ b/scripts/prepare_wendao_code_parser_env.jl
@@ -0,0 +1,109 @@
+import Pkg
+using TOML
+
+const SCRIPT_ROOT = @__DIR__
+const WENDAO_ROOT = normpath(joinpath(SCRIPT_ROOT, ".."))
+const PROJECT_TOML = joinpath(WENDAO_ROOT, "Project.toml")
+const BOOTSTRAP_ENV = "WENDAO_CODE_PARSER_BOOTSTRAP_ENV"
+const LOCAL_ARROW_ENV = "WENDAO_CODE_PARSER_LOCAL_ARROW_PATH"
+const LOCAL_WENDAOARROW_ENV = "WENDAO_CODE_PARSER_LOCAL_WENDAO_ARROW_PATH"
+
+function valid_arrow_checkout(path::AbstractString)
+    return isfile(joinpath(path, "Project.toml")) &&
+           isfile(joinpath(path, "src", "ArrowTypes", "Project.toml"))
+end
+
+function valid_wendaoarrow_checkout(path::AbstractString)
+    return isfile(joinpath(path, "Project.toml")) &&
+           isfile(joinpath(path, "src", "WendaoArrow.jl"))
+end
+
+function candidate_arrow_checkouts()
+    candidates = String[]
+
+    if haskey(ENV, LOCAL_ARROW_ENV)
+        push!(candidates, abspath(ENV[LOCAL_ARROW_ENV]))
+    end
+
+    push!(candidates, normpath(joinpath(dirname(WENDAO_ROOT), "arrow-julia")))
+
+    if haskey(ENV, "PRJ_ROOT")
+        push!(candidates, normpath(joinpath(ENV["PRJ_ROOT"], ".data", "arrow-julia")))
+    end
+
+    return unique(candidates)
+end
+
+function candidate_wendaoarrow_checkouts()
+    candidates = String[]
+
+    if haskey(ENV, LOCAL_WENDAOARROW_ENV)
+        push!(candidates, abspath(ENV[LOCAL_WENDAOARROW_ENV]))
+    end
+
+    push!(candidates, normpath(joinpath(dirname(WENDAO_ROOT), "WendaoArrow.jl")))
+
+    if haskey(ENV, "PRJ_ROOT")
+        push!(candidates, normpath(joinpath(ENV["PRJ_ROOT"], ".data", "WendaoArrow.jl")))
+    end
+
+    return unique(candidates)
+end
+
+function maybe_local_checkout(candidates::Vector{String}, validator::Function)
+    for candidate in candidates
+        validator(candidate) && return candidate
+    end
+    return nothing
+end
+
+function remote_source_spec(name::String, entry::Dict{String,Any})
+    kwargs = Dict{Symbol,Any}(:name => name)
+    haskey(entry, "url") && (kwargs[:url] = entry["url"])
+    haskey(entry, "rev") && (kwargs[:rev] = entry["rev"])
+    haskey(entry, "subdir") && (kwargs[:subdir] = entry["subdir"])
+    haskey(entry, "path") && (kwargs[:path] = abspath(joinpath(WENDAO_ROOT, entry["path"])))
+    return Pkg.PackageSpec(; kwargs...)
+end
+
+project = TOML.parsefile(PROJECT_TOML)
+sources = get(project, "sources", Dict{String,Any}())
+
+env_path = get(ENV, BOOTSTRAP_ENV, mktempdir())
+Pkg.activate(env_path)
+
+arrow_checkout = maybe_local_checkout(candidate_arrow_checkouts(), valid_arrow_checkout)
+wendaoarrow_checkout =
+    maybe_local_checkout(candidate_wendaoarrow_checkouts(), valid_wendaoarrow_checkout)
+
+add_specs = Pkg.PackageSpec[]
+develop_specs = Pkg.PackageSpec[]
+
+if isnothing(arrow_checkout)
+    push!(add_specs, remote_source_spec("Arrow", sources["Arrow"]))
+    push!(add_specs, remote_source_spec("ArrowTypes", sources["ArrowTypes"]))
+else
+    push!(develop_specs, Pkg.PackageSpec(path = arrow_checkout))
+    push!(develop_specs, Pkg.PackageSpec(path = joinpath(arrow_checkout, "src", "ArrowTypes")))
+end
+
+if isnothing(wendaoarrow_checkout)
+    push!(add_specs, remote_source_spec("WendaoArrow", sources["WendaoArrow"]))
+else
+    push!(develop_specs, Pkg.PackageSpec(path = wendaoarrow_checkout))
+end
+
+for (name, entry) in sources
+    entry isa Dict{String,Any} || continue
+    name in ("Arrow", "ArrowTypes", "WendaoArrow") && continue
+    push!(add_specs, remote_source_spec(name, entry))
+end
+
+isempty(add_specs) || Pkg.add(add_specs; preserve = Pkg.PRESERVE_DIRECT)
+isempty(develop_specs) || Pkg.develop(develop_specs; preserve = Pkg.PRESERVE_DIRECT)
+Pkg.develop([Pkg.PackageSpec(path = WENDAO_ROOT)]; preserve = Pkg.PRESERVE_DIRECT)
+Pkg.add([Pkg.PackageSpec(name = "Tables")]; preserve = Pkg.PRESERVE_DIRECT)
+
+Pkg.resolve()
+Pkg.instantiate()
+Pkg.build("WendaoCodeParser")
diff --git a/scripts/test_wendao_code_parser.sh b/scripts/test_wendao_code_parser.sh
new file mode 100755
index 0000000..a000329
--- /dev/null
+++ b/scripts/test_wendao_code_parser.sh
@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+
+ENV_PATH="${WENDAO_CODE_PARSER_BOOTSTRAP_ENV:-$(mktemp -d)}"
+if [[ -z "${WENDAO_CODE_PARSER_BOOTSTRAP_ENV:-}" ]]; then
+  trap 'rm -rf "${ENV_PATH}"' EXIT
+fi
+export WENDAO_CODE_PARSER_BOOTSTRAP_ENV="${ENV_PATH}"
+
+if [[ ! -f "${ENV_PATH}/Project.toml" ]]; then
+  "${JULIA:-julia}" "${ROOT}/scripts/prepare_wendao_code_parser_env.jl"
+fi
+
+exec "${JULIA:-julia}" --project="${ENV_PATH}" "${ROOT}/test/runtests.jl"