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Add comment and yank #138

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10 changes: 10 additions & 0 deletions doc/commentary.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -18,6 +18,16 @@ gcc Comment or uncomment [count] lines.
*v_gc*
{Visual}gc Comment or uncomment the highlighted lines.

*gy*
gy{motion} Yank and comment or uncomment lines that {motion}
moves over.

*gyy*
gyy Yank and comment or uncomment [count] lines.

*v_gy*
{Visual}gy Yank and comment or uncomment the highlighted lines.

*o_gc*
gc Text object for a comment (operator pending mode
only.)
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36 changes: 27 additions & 9 deletions plugin/commentary.vim
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Expand Up @@ -26,17 +26,29 @@ endfunction

function! s:go(...) abort
if !a:0
let &operatorfunc = matchstr(expand('<sfile>'), '[^. ]*$')
let &operatorfunc = expand('<SID>') . 'go'
return 'g@'
elseif a:0 > 1
let [lnum1, lnum2] = [a:1, a:2]
else
let [lnum1, lnum2] = [line("'["), line("']")]
endif

let [l1, l2] = a:0 > 1 ? [a:1, a:2] : [line("'["), line("']")]
call s:apply(l1, l2)
endfunction

function! s:yank(...) abort
if !a:0
let &operatorfunc = expand('<SID>') . 'yank'
return 'g@'
endif

let [l1, l2] = a:0 > 1 ? [a:1, a:2] : [line("'["), line("']")]
execute l1 . ',' . l2 . 'yank' v:register
call s:apply(l1, l2)
endfunction

function! s:apply(lnum1, lnum2) abort
let [l, r] = s:surroundings()
let uncomment = 2
for lnum in range(lnum1,lnum2)
for lnum in range(a:lnum1,a:lnum2)
let line = matchstr(getline(lnum),'\S.*\s\@<!')
let [l, r] = s:strip_white_space(l,r,line)
if len(line) && (stridx(line,l) || line[strlen(line)-strlen(r) : -1] != r)
Expand All @@ -51,7 +63,7 @@ function! s:go(...) abort
endif

let lines = []
for lnum in range(lnum1,lnum2)
for lnum in range(a:lnum1,a:lnum2)
let line = getline(lnum)
if strlen(r) > 2 && l.r !~# '\\'
let line = substitute(line,
Expand All @@ -61,11 +73,11 @@ function! s:go(...) abort
if uncomment
let line = substitute(line,'\S.*\s\@<!','\=submatch(0)[strlen(l):-strlen(r)-1]','')
else
let line = substitute(line,'^\%('.matchstr(getline(lnum1),indent).'\|\s*\)\zs.*\S\@<=','\=l.submatch(0).r','')
let line = substitute(line,'^\%('.matchstr(getline(a:lnum1),indent).'\|\s*\)\zs.*\S\@<=','\=l.submatch(0).r','')
endif
call add(lines, line)
endfor
call setline(lnum1, lines)
call setline(a:lnum1, lines)
let modelines = &modelines
try
set modelines=0
Expand Down Expand Up @@ -104,12 +116,18 @@ nnoremap <expr> <Plug>CommentaryLine <SID>go() . '_'
onoremap <silent> <Plug>Commentary :<C-U>call <SID>textobject(get(v:, 'operator', '') ==# 'c')<CR>
nnoremap <silent> <Plug>ChangeCommentary c:<C-U>call <SID>textobject(1)<CR>
nmap <silent> <Plug>CommentaryUndo :echoerr "Change your <Plug>CommentaryUndo map to <Plug>Commentary<Plug>Commentary"<CR>
xnoremap <expr> <Plug>(CommentaryYank) <SID>yank()
nnoremap <expr> <Plug>(CommentaryYank) <SID>yank()
nnoremap <expr> <Plug>(CommentaryYankLine) <SID>yank() . '_'

if !hasmapto('<Plug>Commentary') || maparg('gc','n') ==# ''
xmap gc <Plug>Commentary
nmap gc <Plug>Commentary
omap gc <Plug>Commentary
nmap gcc <Plug>CommentaryLine
xmap gy <Plug>(CommentaryYank)
nmap gy <Plug>(CommentaryYank)
nmap gyy <Plug>(CommentaryYankLine)
if maparg('c','n') ==# '' && !exists('v:operator')
nmap cgc <Plug>ChangeCommentary
endif
Expand Down