112 lines
3.6 KiB
VimL
112 lines
3.6 KiB
VimL
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" commentary.vim - Comment stuff out
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" Maintainer: Tim Pope <http://tpo.pe/>
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" Version: 1.3
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" GetLatestVimScripts: 3695 1 :AutoInstall: commentary.vim
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if exists("g:loaded_commentary") || v:version < 700
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finish
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endif
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let g:loaded_commentary = 1
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function! s:surroundings() abort
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return split(get(b:, 'commentary_format', substitute(substitute(substitute(
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\ &commentstring, '^$', '%s', ''), '\S\zs%s',' %s', '') ,'%s\ze\S', '%s ', '')), '%s', 1)
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endfunction
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function! s:strip_white_space(l,r,line) abort
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let [l, r] = [a:l, a:r]
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if l[-1:] ==# ' ' && stridx(a:line,l) == -1 && stridx(a:line,l[0:-2]) == 0
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let l = l[:-2]
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endif
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if r[0] ==# ' ' && a:line[-strlen(r):] != r && a:line[1-strlen(r):] == r[1:]
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let r = r[1:]
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endif
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return [l, r]
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endfunction
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function! s:go(...) abort
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if !a:0
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let &operatorfunc = matchstr(expand('<sfile>'), '[^. ]*$')
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return 'g@'
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elseif a:0 > 1
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let [lnum1, lnum2] = [a:1, a:2]
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else
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let [lnum1, lnum2] = [line("'["), line("']")]
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endif
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let [l, r] = s:surroundings()
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let uncomment = 2
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for lnum in range(lnum1,lnum2)
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let line = matchstr(getline(lnum),'\S.*\s\@<!')
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let [l, r] = s:strip_white_space(l,r,line)
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if len(line) && (stridx(line,l) || line[strlen(line)-strlen(r) : -1] != r)
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let uncomment = 0
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endif
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endfor
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for lnum in range(lnum1,lnum2)
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let line = getline(lnum)
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if strlen(r) > 2 && l.r !~# '\\'
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let line = substitute(line,
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\'\M'.r[0:-2].'\zs\d\*\ze'.r[-1:-1].'\|'.l[0].'\zs\d\*\ze'.l[1:-1],
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\'\=substitute(submatch(0)+1-uncomment,"^0$\\|^-\\d*$","","")','g')
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endif
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if uncomment
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let line = substitute(line,'\S.*\s\@<!','\=submatch(0)[strlen(l):-strlen(r)-1]','')
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else
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let line = substitute(line,'^\%('.matchstr(getline(lnum1),'^\s*').'\|\s*\)\zs.*\S\@<=','\=l.submatch(0).r','')
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endif
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call setline(lnum,line)
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endfor
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let modelines = &modelines
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try
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set modelines=0
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silent doautocmd User CommentaryPost
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finally
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let &modelines = modelines
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endtry
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return ''
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endfunction
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function! s:textobject(inner) abort
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let [l, r] = s:surroundings()
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let lnums = [line('.')+1, line('.')-2]
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for [index, dir, bound, line] in [[0, -1, 1, ''], [1, 1, line('$'), '']]
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while lnums[index] != bound && line ==# '' || !(stridx(line,l) || line[strlen(line)-strlen(r) : -1] != r)
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let lnums[index] += dir
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let line = matchstr(getline(lnums[index]+dir),'\S.*\s\@<!')
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let [l, r] = s:strip_white_space(l,r,line)
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endwhile
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endfor
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while (a:inner || lnums[1] != line('$')) && empty(getline(lnums[0]))
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let lnums[0] += 1
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endwhile
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while a:inner && empty(getline(lnums[1]))
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let lnums[1] -= 1
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endwhile
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if lnums[0] <= lnums[1]
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execute 'normal! 'lnums[0].'GV'.lnums[1].'G'
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endif
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endfunction
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command! -range -bar Commentary call s:go(<line1>,<line2>)
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xnoremap <expr> <Plug>Commentary <SID>go()
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nnoremap <expr> <Plug>Commentary <SID>go()
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nnoremap <expr> <Plug>CommentaryLine <SID>go() . '_'
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onoremap <silent> <Plug>Commentary :<C-U>call <SID>textobject(get(v:, 'operator', '') ==# 'c')<CR>
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nnoremap <silent> <Plug>ChangeCommentary c:<C-U>call <SID>textobject(1)<CR>
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nmap <silent> <Plug>CommentaryUndo :echoerr "Change your <Plug>CommentaryUndo map to <Plug>Commentary<Plug>Commentary"<CR>
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if !hasmapto('<Plug>Commentary') || maparg('gc','n') ==# ''
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xmap gc <Plug>Commentary
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nmap gc <Plug>Commentary
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omap gc <Plug>Commentary
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nmap gcc <Plug>CommentaryLine
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if maparg('c','n') ==# '' && !exists('v:operator')
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nmap cgc <Plug>ChangeCommentary
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endif
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nmap gcu <Plug>Commentary<Plug>Commentary
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endif
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" vim:set et sw=2:
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