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Diffstat (limited to 'indent/cobol.vim')
| -rw-r--r-- | indent/cobol.vim | 220 |
1 files changed, 0 insertions, 220 deletions
diff --git a/indent/cobol.vim b/indent/cobol.vim deleted file mode 100644 index 3d261f15..00000000 --- a/indent/cobol.vim +++ /dev/null @@ -1,220 +0,0 @@ -if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'vim') == -1 - -" Vim indent file -" Language: cobol -" Author: Tim Pope <vimNOSPAM@tpope.info> -" $Id: cobol.vim,v 1.1 2007/05/05 18:08:19 vimboss Exp $ - -if exists("b:did_indent") - finish -endif -let b:did_indent = 1 - -setlocal expandtab -setlocal indentexpr=GetCobolIndent(v:lnum) -setlocal indentkeys& -setlocal indentkeys+=0<*>,0/,0$,0=01,=~division,=~section,0=~end,0=~then,0=~else,0=~when,*<Return>,. - -" Only define the function once. -if exists("*GetCobolIndent") - finish -endif - -let s:skip = 'getline(".") =~ "^.\\{6\\}[*/$-]\\|\"[^\"]*\""' - -function! s:prevgood(lnum) - " Find a non-blank line above the current line. - " Skip over comments. - let lnum = a:lnum - while lnum > 0 - let lnum = prevnonblank(lnum - 1) - let line = getline(lnum) - if line !~? '^\s*[*/$-]' && line !~? '^.\{6\}[*/$CD-]' - break - endif - endwhile - return lnum -endfunction - -function! s:stripped(lnum) - return substitute(strpart(getline(a:lnum),0,72),'^\s*','','') -endfunction - -function! s:optionalblock(lnum,ind,blocks,clauses) - let ind = a:ind - let clauses = '\c\<\%(\<NOT\s\+\)\@<!\%(NOT\s\+\)\=\%('.a:clauses.'\)' - let begin = '\c-\@<!\<\%('.a:blocks.'\)\>' - let beginfull = begin.'\ze.*\%(\n\%(\s*\%([*/$-].*\)\=\n\)*\)\=\s*\%('.clauses.'\)' - let end = '\c\<end-\%('.a:blocks.'\)\>\|\%(\.\%( \|$\)\)\@=' - let cline = s:stripped(a:lnum) - let line = s:stripped(s:prevgood(a:lnum)) - if cline =~? clauses "&& line !~? '^search\>' - call cursor(a:lnum,1) - let lastclause = searchpair(beginfull,clauses,end,'bWr',s:skip) - if getline(lastclause) =~? clauses && s:stripped(lastclause) !~? '^'.begin - let ind = indent(lastclause) - elseif lastclause > 0 - let ind = indent(lastclause) + shiftwidth() - "let ind = ind + shiftwidth() - endif - elseif line =~? clauses && cline !~? end - let ind = ind + shiftwidth() - endif - return ind -endfunction - -function! GetCobolIndent(lnum) abort - let minshft = 6 - let ashft = minshft + 1 - let bshft = ashft + 4 - " (Obsolete) numbered lines - if getline(a:lnum) =~? '^\s*\d\{6\}\%($\|[ */$CD-]\)' - return 0 - endif - let cline = s:stripped(a:lnum) - " Comments, etc. must start in the 7th column - if cline =~? '^[*/$-]' - return minshft - elseif cline =~# '^[CD]' && indent(a:lnum) == minshft - return minshft - endif - " Divisions, sections, and file descriptions start in area A - if cline =~? '\<\(DIVISION\|SECTION\)\%($\|\.\)' || cline =~? '^[FS]D\>' - return ashft - endif - " Fields - if cline =~? '^0*\(1\|77\)\>' - return ashft - endif - if cline =~? '^\d\+\>' - let cnum = matchstr(cline,'^\d\+\>') - let default = 0 - let step = -1 - while step < 2 - let lnum = a:lnum - while lnum > 0 && lnum < line('$') && lnum > a:lnum - 500 && lnum < a:lnum + 500 - let lnum = step > 0 ? nextnonblank(lnum + step) : prevnonblank(lnum + step) - let line = getline(lnum) - let lindent = indent(lnum) - if line =~? '^\s*\d\+\>' - let num = matchstr(line,'^\s*\zs\d\+\>') - if 0+cnum == num - return lindent - elseif 0+cnum > num && default < lindent + shiftwidth() - let default = lindent + shiftwidth() - endif - elseif lindent < bshft && lindent >= ashft - break - endif - endwhile - let step = step + 2 - endwhile - return default ? default : bshft - endif - let lnum = s:prevgood(a:lnum) - " Hit the start of the file, use "zero" indent. - if lnum == 0 - return ashft - endif - " Initial spaces are ignored - let line = s:stripped(lnum) - let ind = indent(lnum) - " Paragraphs. There may be some false positives. - if cline =~? '^\(\a[A-Z0-9-]*[A-Z0-9]\|\d[A-Z0-9-]*\a\)\.' "\s*$' - if cline !~? '^EXIT\s*\.' && line =~? '\.\s*$' - return ashft - endif - endif - " Paragraphs in the identification division. - "if cline =~? '^\(PROGRAM-ID\|AUTHOR\|INSTALLATION\|' . - "\ 'DATE-WRITTEN\|DATE-COMPILED\|SECURITY\)\>' - "return ashft - "endif - if line =~? '\.$' - " XXX - return bshft - endif - if line =~? '^PERFORM\>' - let perfline = substitute(line, '\c^PERFORM\s*', "", "") - if perfline =~? '^\%(\k\+\s\+TIMES\)\=\s*$' - let ind = ind + shiftwidth() - elseif perfline =~? '^\%(WITH\s\+TEST\|VARYING\|UNTIL\)\>.*[^.]$' - let ind = ind + shiftwidth() - endif - endif - if line =~? '^\%(IF\|THEN\|ELSE\|READ\|EVALUATE\|SEARCH\|SELECT\)\>' - let ind = ind + shiftwidth() - endif - let ind = s:optionalblock(a:lnum,ind,'ADD\|COMPUTE\|DIVIDE\|MULTIPLY\|SUBTRACT','ON\s\+SIZE\s\+ERROR') - let ind = s:optionalblock(a:lnum,ind,'STRING\|UNSTRING\|ACCEPT\|DISPLAY\|CALL','ON\s\+OVERFLOW\|ON\s\+EXCEPTION') - if cline !~? '^AT\s\+END\>' || line !~? '^SEARCH\>' - let ind = s:optionalblock(a:lnum,ind,'DELETE\|REWRITE\|START\|WRITE\|READ','INVALID\s\+KEY\|AT\s\+END\|NO\s\+DATA\|AT\s\+END-OF-PAGE') - endif - if cline =~? '^WHEN\>' - call cursor(a:lnum,1) - " We also search for READ so that contained AT ENDs are skipped - let lastclause = searchpair('\c-\@<!\<\%(SEARCH\|EVALUATE\|READ\)\>','\c\<\%(WHEN\|AT\s\+END\)\>','\c\<END-\%(SEARCH\|EVALUATE\|READ\)\>','bW',s:skip) - let g:foo = s:stripped(lastclause) - if s:stripped(lastclause) =~? '\c\<\%(WHEN\|AT\s\+END\)\>' - "&& s:stripped(lastclause) !~? '^\%(SEARCH\|EVALUATE\|READ\)\>' - let ind = indent(lastclause) - elseif lastclause > 0 - let ind = indent(lastclause) + shiftwidth() - endif - elseif line =~? '^WHEN\>' - let ind = ind + shiftwidth() - endif - "I'm not sure why I had this - "if line =~? '^ELSE\>-\@!' && line !~? '\.$' - "let ind = indent(s:prevgood(lnum)) - "endif - if cline =~? '^\(END\)\>-\@!' - " On lines with just END, 'guess' a simple shift left - let ind = ind - shiftwidth() - elseif cline =~? '^\(END-IF\|THEN\|ELSE\)\>-\@!' - call cursor(a:lnum,indent(a:lnum)) - let match = searchpair('\c-\@<!\<IF\>','\c-\@<!\%(THEN\|ELSE\)\>','\c-\@<!\<END-IF\>\zs','bnW',s:skip) - if match > 0 - let ind = indent(match) - endif - elseif cline =~? '^END-[A-Z]' - let beginword = matchstr(cline,'\c\<END-\zs[A-Z0-9-]\+') - let endword = 'END-'.beginword - let first = 0 - let suffix = '.*\%(\n\%(\%(\s*\|.\{6\}\)[*/].*\n\)*\)\=\s*' - if beginword =~? '^\%(ADD\|COMPUTE\|DIVIDE\|MULTIPLY\|SUBTRACT\)$' - let beginword = beginword . suffix . '\<\%(NOT\s\+\)\=ON\s\+SIZE\s\+ERROR' - let g:beginword = beginword - let first = 1 - elseif beginword =~? '^\%(STRING\|UNSTRING\)$' - let beginword = beginword . suffix . '\<\%(NOT\s\+\)\=ON\s\+OVERFLOW' - let first = 1 - elseif beginword =~? '^\%(ACCEPT\|DISPLAY\)$' - let beginword = beginword . suffix . '\<\%(NOT\s\+\)\=ON\s\+EXCEPTION' - let first = 1 - elseif beginword ==? 'CALL' - let beginword = beginword . suffix . '\<\%(NOT\s\+\)\=ON\s\+\%(EXCEPTION\|OVERFLOW\)' - let first = 1 - elseif beginword =~? '^\%(DELETE\|REWRITE\|START\|READ\|WRITE\)$' - let first = 1 - let beginword = beginword . suffix . '\<\%(NOT\s\+\)\=\(INVALID\s\+KEY' - if beginword =~? '^READ' - let first = 0 - let beginword = beginword . '\|AT\s\+END\|NO\s\+DATA' - elseif beginword =~? '^WRITE' - let beginword = beginword . '\|AT\s\+END-OF-PAGE' - endif - let beginword = beginword . '\)' - endif - call cursor(a:lnum,indent(a:lnum)) - let match = searchpair('\c-\@<!\<'.beginword.'\>','','\c\<'.endword.'\>\zs','bnW'.(first? 'r' : ''),s:skip) - if match > 0 - let ind = indent(match) - elseif cline =~? '^\(END-\(READ\|EVALUATE\|SEARCH\|PERFORM\)\)\>' - let ind = ind - shiftwidth() - endif - endif - return ind < bshft ? bshft : ind -endfunction - -endif |