diff options
Diffstat (limited to 'ftplugin/cobol.vim')
| -rw-r--r-- | ftplugin/cobol.vim | 271 |
1 files changed, 271 insertions, 0 deletions
diff --git a/ftplugin/cobol.vim b/ftplugin/cobol.vim new file mode 100644 index 00000000..a72cc1ca --- /dev/null +++ b/ftplugin/cobol.vim @@ -0,0 +1,271 @@ +if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'vim') == -1 + +" Vim filetype plugin file +" Language: cobol +" Author: Tim Pope <vimNOSPAM@tpope.info> +" Last Update: By ZyX: use shiftwidth() + +" Insert mode mappings: <C-T> <C-D> <Tab> +" Normal mode mappings: < > << >> [[ ]] [] ][ +" Visual mode mappings: < > + +if exists("b:did_ftplugin") + finish +endif +let b:did_ftplugin = 1 + +let s:cpo_save = &cpo +set cpo&vim + +setlocal commentstring=\ \ \ \ \ \ *%s +setlocal comments=:* +setlocal fo+=croqlt +setlocal expandtab +setlocal textwidth=72 + +" matchit support +if exists("loaded_matchit") + let s:ordot = '\|\ze\.\%( \@=\|$\)' + let b:match_ignorecase=1 + "let b:match_skip = 'getline(".") =~ "^.\\{6\\}[*/C]"' + let b:match_words= + \ '\$if\>:$else\>:\$endif\>,' . + \ '[$-]\@<!\<if\>:\<\%(then\|else\)\>:\<end-if\>'.s:ordot.',' . + \ '-\@<!\<perform\s\+\%(\d\+\s\+times\|until\|varying\|with\s\+test\)\>:\<end-perform\>'.s:ordot . ',' . + \ '-\@<!\<\%(search\|evaluate\)\>:\<\%(when\)\>:\<end-\%(search\|evaluate\)\>' .s:ordot . ',' . + \ '-\@<!\<\%(add\|compute\|divide\|multiply\|subtract\)\>\%(.*\(\%$\|\%(\n\%(\%(\s*\|.\{6\}\)[*/].*\n\)*\)\=\s*\%(not\s\+\)\=on\s\+size\s\+error\>\)\)\@=:\%(\<not\s\+\)\@<!\<\%(not\s\+\)\=on\s\+size\s\+error\>:\<end-\%(add\|compute\|divide\|multiply\|subtract\)\>' .s:ordot . ',' . + \ '-\@<!\<\%(string\|unstring\|accept\|display\|call\)\>\%(.*\(\%$\|\%(\n\%(\%(\s*\|.\{6\}\)[*/].*\n\)*\)\=\s*\%(not\s\+\)\=on\s\+\%(overflow\|exception\)\>\)\)\@=:\%(\<not\s\+\)\@<!\<\%(not\s\+\)\=on\s\+\%(overflow\|exception\)\>:\<end-\%(string\|unstring\|accept\|display\|call\)\>' .s:ordot . ',' . + \ '-\@<!\<\%(delete\|rewrite\|start\|write\|read\)\>\%(.*\(\%$\|\%(\n\%(\%(\s*\|.\{6\}\)[*/].*\n\)*\)\=\s*\%(invalid\s\+key\|at\s\+end\|no\s\+data\|at\s\+end-of-page\)\>\)\)\@=:\%(\<not\s\+\)\@<!\<\%(not\s\+\)\=\%(invalid\s\+key\|at\s\+end\|no\s\+data\|at\s\+end-of-page\)\>:\<end-\%(delete\|rewrite\|start\|write\|read\)\>' .s:ordot +endif + +if has("gui_win32") && !exists("b:browsefilter") + let b:browsefilter = "COBOL Source Files (*.cbl, *.cob)\t*.cbl;*.cob;*.lib\n". + \ "All Files (*.*)\t*.*\n" +endif + +let b:undo_ftplugin = "setlocal com< cms< fo< et< tw<" . + \ " | unlet! b:browsefilter b:match_words b:match_ignorecase b:match_skip" +if !exists("g:no_plugin_maps") && !exists("g:no_cobol_maps") + let b:undo_ftplugin = b:undo_ftplugin . + \ " | sil! exe 'nunmap <buffer> <'" . + \ " | sil! exe 'nunmap <buffer> >'" . + \ " | sil! exe 'nunmap <buffer> <<'" . + \ " | sil! exe 'nunmap <buffer> >>'" . + \ " | sil! exe 'vunmap <buffer> <'" . + \ " | sil! exe 'vunmap <buffer> >'" . + \ " | sil! exe 'iunmap <buffer> <C-D>'" . + \ " | sil! exe 'iunmap <buffer> <C-T>'" . + \ " | sil! exe 'iunmap <buffer> <Tab>'" . + \ " | sil! exe 'nunmap <buffer> <Plug>Traditional'" . + \ " | sil! exe 'nunmap <buffer> <Plug>Comment'" . + \ " | sil! exe 'nunmap <buffer> <Plug>DeComment'" . + \ " | sil! exe 'vunmap <buffer> <Plug>VisualTraditional'" . + \ " | sil! exe 'vunmap <buffer> <Plug>VisualComment'" . + \ " | sil! exe 'iunmap <buffer> <Plug>VisualDeComment'" . + \ " | sil! exe 'unmap <buffer> [['" . + \ " | sil! exe 'unmap <buffer> ]]'" . + \ " | sil! exe 'unmap <buffer> []'" . + \ " | sil! exe 'unmap <buffer> ]['" +endif + +if !exists("g:no_plugin_maps") && !exists("g:no_cobol_maps") + if version >= 700 + nnoremap <silent> <buffer> > :set opfunc=<SID>IncreaseFunc<CR>g@ + nnoremap <silent> <buffer> < :set opfunc=<SID>DecreaseFunc<CR>g@ + endif + nnoremap <silent> <buffer> >> :call CobolIndentBlock(1)<CR> + nnoremap <silent> <buffer> << :call CobolIndentBlock(-1)<CR> + vnoremap <silent> <buffer> > :call CobolIndentBlock(v:count1)<CR> + vnoremap <silent> <buffer> < :call CobolIndentBlock(-v:count1)<CR> + inoremap <silent> <buffer> <C-T> <C-R>=<SID>IncreaseIndent()<CR><C-R>=<SID>RestoreShiftwidth()<CR> + inoremap <silent> <buffer> <C-D> <C-R>=<SID>DecreaseIndent()<CR><C-R>=<SID>RestoreShiftwidth()<CR> + if !maparg("<Tab>","i") + inoremap <silent> <buffer> <Tab> <C-R>=<SID>Tab()<CR><C-R>=<SID>RestoreShiftwidth()<CR> + endif + noremap <silent> <buffer> [[ m':call search('\c^\%(\s*\<Bar>.\{6\}\s\+\)\zs[A-Za-z0-9-]\+\s\+\%(division\<Bar>section\)\s*\.','bW')<CR> + noremap <silent> <buffer> ]] m':call search('\c^\%(\s*\<Bar>.\{6\}\s\+\)\zs[A-Za-z0-9-]\+\s\+\%(division\<Bar>section\)\.','W')<CR> + noremap <silent> <buffer> [] m':call <SID>toend('b')<CR> + noremap <silent> <buffer> ][ m':call <SID>toend('')<CR> + " For EnhancedCommentify + noremap <silent> <buffer> <Plug>Traditional :call <SID>Comment('t')<CR> + noremap <silent> <buffer> <Plug>Comment :call <SID>Comment('c')<CR> + noremap <silent> <buffer> <Plug>DeComment :call <SID>Comment('u')<CR> + noremap <silent> <buffer> <Plug>VisualTraditional :'<,'>call <SID>Comment('t')<CR> + noremap <silent> <buffer> <Plug>VisualComment :'<,'>call <SID>Comment('c')<CR> + noremap <silent> <buffer> <Plug>VisualDeComment :'<,'>call <SID>Comment('u')<CR> +endif + +let &cpo = s:cpo_save +unlet s:cpo_save + +if exists("g:did_cobol_ftplugin_functions") + finish +endif +let g:did_cobol_ftplugin_functions = 1 + +function! s:repeat(str,count) + let i = 0 + let ret = "" + while i < a:count + let ret = ret . a:str + let i = i + 1 + endwhile + return ret +endfunction + +function! s:increase(...) + let lnum = '.' + let sw = shiftwidth() + let i = a:0 ? a:1 : indent(lnum) + if i >= 11 + return sw - (i - 11) % sw + elseif i >= 7 + return 11-i + elseif i == 6 + return 1 + else + return 6-i + endif +endfunction + +function! s:decrease(...) + let lnum = '.' + let sw = shiftwidth() + let i = indent(a:0 ? a:1 : lnum) + if i >= 11 + sw + return 1 + (i + 12) % sw + elseif i > 11 + return i-11 + elseif i > 7 + return i-7 + elseif i == 7 + return 1 + else + return i + endif +endfunction + +function! CobolIndentBlock(shift) + let head = strpart(getline('.'),0,7) + let tail = strpart(getline('.'),7) + let indent = match(tail,'[^ ]') + let sw = shiftwidth() + let shift = a:shift + if shift > 0 + if indent < 4 + let tail = s:repeat(" ",4-indent).tail + let shift = shift - 1 + endif + let tail = s:repeat(" ",shift*sw).tail + let shift = 0 + elseif shift < 0 + if (indent-4) > -shift * sw + let tail = strpart(tail,-shift * sw) + elseif (indent-4) > (-shift-1) * sw + let tail = strpart(tail,indent - 4) + else + let tail = strpart(tail,indent) + endif + endif + call setline('.',head.tail) +endfunction + +function! s:IncreaseFunc(type) + '[,']call CobolIndentBlock(1) +endfunction + +function! s:DecreaseFunc(type) + '[,']call CobolIndentBlock(-1) +endfunction + +function! s:IncreaseIndent() + let c = "\<C-T>" + if exists("*InsertCtrlTWrapper") + let key = InsertCtrlTWrapper() + if key != c + return key + endif + endif + let interval = s:increase() + let b:cobol_shiftwidth = &shiftwidth + let &shiftwidth = 1 + let lastchar = strpart(getline('.'),col('.')-2,1) + if lastchar == '0' || lastchar == '^' + return "\<BS>".lastchar.c + else + return s:repeat(c,interval) + endif +endfunction + +function! s:DecreaseIndent() + let c = "\<C-D>" + if exists("*InsertCtrlDWrapper") + " I hack Ctrl-D to delete when not at the end of the line. + let key = InsertCtrlDWrapper() + if key != c + return key + endif + endif + let interval = s:decrease() + let b:cobol_shiftwidth = &shiftwidth + let &shiftwidth = 1 + return s:repeat(c,interval) +endfunction + +function! s:RestoreShiftwidth() + if exists("b:cobol_shiftwidth") + let &shiftwidth=b:cobol_shiftwidth + unlet b:cobol_shiftwidth + endif + return "" +endfunction + +function! s:Tab() + if (strpart(getline('.'),0,col('.')-1) =~ '^\s*$' && &sta) + return s:IncreaseIndent() + " &softtabstop < 0: &softtabstop follows &shiftwidth + elseif (&sts < 0 || &sts == shiftwidth()) && &sts != 8 && &et + return s:repeat(" ",s:increase(col('.')-1)) + else + return "\<Tab>" + endif +endfunction + +function! s:Comment(arg) + " For EnhancedCommentify + let line = getline('.') + if (line =~ '^.\{6\}[*/C]' || a:arg == 'c') && a:arg != 'u' + let line = substitute(line,'^.\{6\}\zs.',' ','') + else + let line = substitute(line,'^.\{6\}\zs.','*','') + endif + call setline('.',line) +endfunction + +function! s:toend(direction) + let ignore = '^\(\s*\|.\{6\}\)\%([*/]\|\s*$\)' + let keep = line('.') + keepjumps + + while line('.') < line('$') && getline('.') =~ ignore + keepjumps + + endwhile + let res = search('\c^\%(\s*\|.\{6\}\s\+\)\zs[A-Za-z0-9-]\+\s\+\%(division\|section\)\s*\.',a:direction.'W') + if a:direction != 'b' && !res + let res = line('$') + keepjumps $ + elseif res + keepjumps - + endif + if res + while line('.') > 1 && getline('.') =~ ignore + keepjumps - + endwhile + if line('.') == 1 && getline('.') =~ ignore + exe "keepjumps ".keep + endif + else + exe "keepjumps ".keep + endif +endfunction + +endif |