Mercurial > vim
view runtime/autoload/htmlcomplete.vim @ 553:249173daa651
updated for version 7.0157
author | vimboss |
---|---|
date | Wed, 12 Oct 2005 20:52:20 +0000 |
parents | f43150a669dc |
children | 862863033fdd |
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" Vim completion script " Language: XHTML 1.0 Strict " Maintainer: Mikolaj Machowski ( mikmach AT wp DOT pl ) " Last Change: 2005 Oct 12 function! htmlcomplete#CompleteTags(findstart, base) if a:findstart " locate the start of the word let line = getline('.') let start = col('.') - 1 let compl_begin = col('.') - 2 while start >= 0 && line[start - 1] =~ '\(\k\|[:.-]\)' let start -= 1 endwhile if start >= 0 && line[start - 1] =~ '&' let b:entitiescompl = 1 let b:compl_context = '' return start endif let stylestart = searchpair('<style\>', '', '<\/style\>', "bnW") let styleend = searchpair('<style\>', '', '<\/style\>', "nW") if stylestart != 0 && styleend != 0 let curpos = line('.') if stylestart <= curpos && styleend >= curpos let start = col('.') - 1 let b:csscompl = 1 while start >= 0 && line[start - 1] =~ '\(\k\|-\)' let start -= 1 endwhile endif endif if !exists("b:csscompl") let b:compl_context = getline('.')[0:(compl_begin)] let b:compl_context = matchstr(b:compl_context, '.*<\zs.*') else let b:compl_context = getline('.')[0:compl_begin] endif return start else " Initialize base return lists let res = [] let res2 = [] " a:base is very short - we need context let context = b:compl_context unlet! b:compl_context " Check if we should do CSS completion inside of <style> tag if exists("b:csscompl") unlet! b:csscompl return csscomplete#CompleteCSS(0, context) endif " Make entities completion if exists("b:entitiescompl") unlet! b:entitiescompl " Very, very long line let values = ["AElig", "Aacute", "Acirc", "Agrave", "Alpha", "Aring", "Atilde", "Auml", "Beta", "Ccedil", "Chi", "Dagger", "Delta", "ETH", "Eacute", "Ecirc", "Egrave", "Epsilon", "Eta", "Euml", "Gamma", "Iacute", "Icirc", "Igrave", "Iota", "Iuml", "Kappa", "Lambda", "Mu", "Ntilde", "Nu", "OElig", "Oacute", "Ocirc", "Ograve", "Omega", "Omicron", "Oslash", "Otilde", "Ouml", "Phi", "Pi", "Prime", "Psi", "Rho", "Scaron", "Sigma", "THORN", "TITY", "Tau", "Theta", "Uacute", "Ucirc", "Ugrave", "Upsilon", "Uuml", "Xi", "Yacute", "Yuml", "Zeta", "amp", "aacute", "acirc", "acute", "aelig", "agrave", "alefsym", "alpha", "and", "ang", "apos", "aring", "asymp", "atilde", "auml", "bdquo", "beta", "brvbar", "bull", "cap", "ccedil", "cedil", "cent", "chi", "circ", "clubs", "copy", "cong", "crarr", "cup", "curren", "dArr", "dagger", "darr", "deg", "delta", "diams", "divide", "eacute", "ecirc", "egrave", "empty", "ensp", "emsp", "epsilon", "equiv", "eta", "eth", "euro", "euml", "exist", "fnof", "forall", "frac12", "frac14", "frac34", "frasl", "gt", "gamma", "ge", "hArr", "harr", "hearts", "hellip", "iacute", "icirc", "iexcl", "igrave", "image", "infin", "int", "iota", "iquest", "isin", "iuml", "kappa", "lt", "laquo", "lArr", "lambda", "lang", "larr", "lceil", "ldquo", "le", "lfloor", "lowast", "loz", "lrm", "lsaquo", "lsquo", "macr", "mdash", "micro", "middot", "minus", "mu", "nbsp", "nabla", "ndash", "ne", "ni", "not", "notin", "nsub", "ntilde", "nu", "oacute", "ocirc", "oelig", "ograve", "oline", "omega", "omicron", "oplus", "or", "ordf", "ordm", "oslash", "otilde", "otimes", "ouml", "para", "part", "permil", "perp", "phi", "pi", "piv", "plusmn", "pound", "prime", "prod", "prop", "psi", "quot", "rArr", "raquo", "radic", "rang", "rarr", "rceil", "rdquo", "real", "reg", "rfloor", "rho", "rlm", "rsaquo", "rsquo", "sbquo", "scaron", "sdot", "sect", "shy", "sigma", "sigmaf", "sim", "spades", "sub", "sube", "sum", "sup", "sup1", "sup2", "sup3", "supe", "szlig", "tau", "there4", "theta", "thetasym", "thinsp", "thorn", "tilde", "times", "trade", "uArr", "uacute", "uarr", "ucirc", "ugrave", "uml", "upsih", "upsilon", "uuml", "weierp", "xi", "yacute", "yen", "yuml", "zeta", "zwj", "zwnj"] for m in values if m =~ '^'.a:base call add(res, m.';') endif endfor return res endif if context =~ '>' " Generally if context contains > it means we are outside of tag and " should abandon action - with one exception: <style> span { bo if context =~ 'style[^>]\{-}>[^<]\{-}$' return csscomplete#CompleteCSS(0, context) else return [] endif endif " Set attribute groups let coreattrs = ["id", "class", "style", "title"] let i18n = ["lang", "xml:lang", "dir=\"ltr\" ", "dir=\"rtl\" "] let events = ["onclick", "ondblclick", "onmousedown", "onmouseup", "onmousemove", \ "onmouseover", "onmouseout", "onkeypress", "onkeydown", "onkeyup"] let focus = ["accesskey", "tabindex", "onfocus", "onblur"] let coregroup = coreattrs + i18n + events " find tags matching with "context" " If context contains > it means we are already outside of tag and we " should abandon action " If context contains white space it is attribute. " It could be also value of attribute... " We have to get first word to offer " proper completions if context == '' let tag = '' else let tag = split(context)[0] endif " Get last word, it should be attr name let attr = matchstr(context, '.*\s\zs.*') " Possible situations where any prediction would be difficult: " 1. Events attributes if context =~ '\s' " Sort out style, class, and on* cases if context =~ "\\(on[a-z]*\\|id\\|style\\|class\\)\\s*=\\s*[\"']" if context =~ "\\(id\\|class\\)\\s*=\\s*[\"'][a-zA-Z0-9_ -]*$" if context =~ "class\\s*=\\s*[\"'][a-zA-Z0-9_ -]*$" let search_for = "class" elseif context =~ "id\\s*=\\s*[\"'][a-zA-Z0-9_ -]*$" let search_for = "id" endif " Handle class name completion " 1. Find lines of <link stylesheet> " 1a. Check file for @import " 2. Extract filename(s?) of stylesheet, call cursor(1,1) let head = getline(search('<head\>'), search('<\/head>')) let headjoined = join(copy(head), ' ') if headjoined =~ '<style' let stylehead = substitute(headjoined, '+>\*[,', ' ', 'g') if search_for == 'class' let styleheadlines = split(stylehead) let headclasslines = filter(copy(styleheadlines), "v:val =~ '\\([a-zA-Z0-9:]\\+\\)\\?\\.[a-zA-Z0-9_-]\\+'") else let stylesheet = split(headjoined, '[{}]') " Get all lines which fit id syntax let classlines = filter(copy(stylesheet), "v:val =~ '#[a-zA-Z0-9_-]\\+'") " Filter out possible color definitions call filter(classlines, "v:val !~ ':\\s*#[a-zA-Z0-9_-]\\+'") " Filter out complex border definitions call filter(classlines, "v:val !~ '\\(none\\|hidden\\|dotted\\|dashed\\|solid\\|double\\|groove\\|ridge\\|inset\\|outset\\)\\s*#[a-zA-Z0-9_-]\\+'") let templines = join(classlines, ' ') let headclasslines = split(templines) call filter(headclasslines, "v:val =~ '#[a-zA-Z0-9_-]\\+'") endif let internal = 1 else let internal = 0 endif let styletable = [] let secimportfiles = [] let filestable = filter(copy(head), "v:val =~ '\\(@import\\|link.*stylesheet\\)'") for line in filestable if line =~ "@import" let styletable += [matchstr(line, "import\\s\\+\\(url(\\)\\?[\"']\\?\\zs\\f\\+\\ze")] elseif line =~ "<link" let styletable += [matchstr(line, "href\\s*=\\s*[\"']\\zs\\f\\+\\ze")] endif endfor for file in styletable if filereadable(file) let stylesheet = readfile(file) let secimport = filter(copy(stylesheet), "v:val =~ '@import'") if len(secimport) > 0 for line in secimport let secfile = matchstr(line, "import\\s\\+\\(url(\\)\\?[\"']\\?\\zs\\f\\+\\ze") let secfile = fnamemodify(file, ":p:h").'/'.secfile let secimportfiles += [secfile] endfor endif endif endfor let cssfiles = styletable + secimportfiles let classes = [] for file in cssfiles if filereadable(file) let stylesheet = readfile(file) let stylefile = join(stylesheet, ' ') let stylefile = substitute(stylefile, '+>\*[,', ' ', 'g') if search_for == 'class' let stylesheet = split(stylefile) let classlines = filter(copy(stylesheet), "v:val =~ '\\([a-zA-Z0-9:]\\+\\)\\?\\.[a-zA-Z0-9_-]\\+'") else let stylesheet = split(stylefile, '[{}]') " Get all lines which fit id syntax let classlines = filter(copy(stylesheet), "v:val =~ '#[a-zA-Z0-9_-]\\+'") " Filter out possible color definitions call filter(classlines, "v:val !~ ':\\s*#[a-zA-Z0-9_-]\\+'") " Filter out complex border definitions call filter(classlines, "v:val !~ '\\(none\\|hidden\\|dotted\\|dashed\\|solid\\|double\\|groove\\|ridge\\|inset\\|outset\\)\\s*#[a-zA-Z0-9_-]\\+'") let templines = join(classlines, ' ') let stylelines = split(templines) let classlines = filter(stylelines, "v:val =~ '#[a-zA-Z0-9_-]\\+'") endif endif " We gathered classes definitions from all external files let classes += classlines endfor if internal == 1 let classes += headclasslines endif if search_for == 'class' let elements = {} for element in classes if element =~ '^\.' let class = matchstr(element, '^\.\zs[a-zA-Z][a-zA-Z0-9_-]*\ze') let class = substitute(class, ':.*', '', '') if has_key(elements, 'common') let elements['common'] .= ' '.class else let elements['common'] = class endif else let class = matchstr(element, '[a-zA-Z1-6]*\.\zs[a-zA-Z][a-zA-Z0-9_-]*\ze') let tagname = tolower(matchstr(element, '[a-zA-Z1-6]*\ze.')) if tagname != '' if has_key(elements, tagname) let elements[tagname] .= ' '.class else let elements[tagname] = class endif endif endif endfor if has_key(elements, tag) && has_key(elements, 'common') let values = split(elements[tag]." ".elements['common']) elseif has_key(elements, tag) && !has_key(elements, 'common') let values = split(elements[tag]) elseif !has_key(elements, tag) && has_key(elements, 'common') let values = split(elements['common']) else return [] endif elseif search_for == 'id' " Find used IDs " 1. Catch whole file let filelines = getline(1, line('$')) " 2. Find lines with possible id let used_id_lines = filter(filelines, 'v:val =~ "id\\s*=\\s*[\"''][a-zA-Z0-9_-]\\+"') " 3a. Join all filtered lines let id_string = join(used_id_lines, ' ') " 3b. And split them to be sure each id is in separate item let id_list = split(id_string, 'id\s*=\s*') " 4. Extract id values let used_id = map(id_list, 'matchstr(v:val, "[\"'']\\zs[a-zA-Z0-9_-]\\+\\ze")') let joined_used_id = ','.join(used_id, ',').',' let allvalues = map(classes, 'matchstr(v:val, ".*#\\zs[a-zA-Z0-9_-]\\+")') let values = [] for element in classes if joined_used_id !~ ','.element.',' let values += [element] endif endfor endif " We need special version of sbase let classbase = matchstr(context, ".*[\"']") let classquote = matchstr(classbase, '.$') let entered_class = matchstr(attr, ".*=\\s*[\"']\\zs.*") for m in sort(values) if m =~? '^'.entered_class call add(res, m . classquote) elseif m =~? entered_class call add(res2, m . classquote) endif endfor return res + res2 elseif context =~ "style\\s*=\\s*[\"'][^\"']*$" return csscomplete#CompleteCSS(0, context) endif let stripbase = matchstr(context, ".*\\(on[a-z]*\\|style\\|class\\)\\s*=\\s*[\"']\\zs.*") " Now we have context stripped from all chars up to style/class. " It may fail with some strange style value combinations. if stripbase !~ "[\"']" return [] endif endif " If attr contains =\s*[\"'] we catched value of attribute if attr =~ "=\s*[\"']" " Let do attribute specific completion let attrname = matchstr(attr, '.*\ze\s*=') let entered_value = matchstr(attr, ".*=\\s*[\"']\\zs.*") let values = [] if attrname == 'media' let values = ["screen", "tty", "tv", "projection", "handheld", "print", "braille", "aural", "all"] elseif attrname == 'xml:space' let values = ["preserve"] elseif attrname == 'shape' let values = ["rect", "circle", "poly", "default"] elseif attrname == 'valuetype' let values = ["data", "ref", "object"] elseif attrname == 'method' let values = ["get", "post"] elseif attrname == 'dir' let values = ["ltr", "rtl"] elseif attrname == 'frame' let values = ["void", "above", "below", "hsides", "lhs", "rhs", "vsides", "box", "border"] elseif attrname == 'rules' let values = ["none", "groups", "rows", "all"] elseif attrname == 'align' let values = ["left", "center", "right", "justify", "char"] elseif attrname == 'valign' let values = ["top", "middle", "bottom", "baseline"] elseif attrname == 'scope' let values = ["row", "col", "rowgroup", "colgroup"] elseif attrname == 'href' " Now we are looking for local anchors defined by name or id if entered_value =~ '^#' let file = join(getline(1, line('$')), ' ') " Split it be sure there will be one id/name element in " item, it will be also first word [a-zA-Z0-9_-] in element let oneelement = split(file, "\\(meta \\)\\@<!\\(name\\|id\\)\\s*=\\s*[\"']") for i in oneelement let values += ['#'.matchstr(i, "^[a-zA-Z][a-zA-Z0-9%_-]*")] endfor endif elseif attrname == 'type' if context =~ '^input' let values = ["text", "password", "checkbox", "radio", "submit", "reset", "file", "hidden", "image", "button"] elseif context =~ '^button' let values = ["button", "submit", "reset"] elseif context =~ '^style' let values = ["text/css"] elseif context =~ '^script' let values = ["text/javascript"] endif else return [] endif if len(values) == 0 return [] endif " We need special version of sbase let attrbase = matchstr(context, ".*[\"']") let attrquote = matchstr(attrbase, '.$') for m in values " This if is needed to not offer all completions as-is " alphabetically but sort them. Those beginning with entered " part will be as first choices if m =~ '^'.entered_value call add(res, m . attrquote.' ') elseif m =~ entered_value call add(res2, m . attrquote.' ') endif endfor return res + res2 endif " Shorten context to not include last word let sbase = matchstr(context, '.*\ze\s.*') if tag =~ '^\(abbr\|acronym\|address\|b\|bdo\|big\|caption\|cite\|code\|dd\|dfn\|div\|dl\|dt\|em\|fieldset\|h\d\|hr\|i\|kbd\|li\|noscript\|ol\|p\|samp\|small\|span\|strong\|sub\|sup\|tt\|ul\|var\)$' let attrs = coregroup elseif tag == 'a' let attrs = coregroup + focus + ["charset", "type", "name", "href", "hreflang", "rel", "rev", "shape", "coords"] elseif tag == 'area' let attrs = coregroup + focus + ["shape", "coords", "href", "nohref", "alt"] elseif tag == 'base' let attrs = ["href", "id"] elseif tag == 'blockquote' let attrs = coregroup + ["cite"] elseif tag == 'body' let attrs = coregroup + ["onload", "onunload"] elseif tag == 'br' let attrs = coreattrs elseif tag == 'button' let attrs = coregroup + focus + ["name", "value", "type"] elseif tag == '^\(col\|colgroup\)$' let attrs = coregroup + ["span", "width", "align", "char", "charoff", "valign"] elseif tag =~ '^\(del\|ins\)$' let attrs = coregroup + ["cite", "datetime"] elseif tag == 'form' let attrs = coregroup + ["action", "method=\"get\" ", "method=\"post\" ", "enctype", "onsubmit", "onreset", "accept", "accept-charset"] elseif tag == 'head' let attrs = i18n + ["id", "profile"] elseif tag == 'html' let attrs = i18n + ["id", "xmlns"] elseif tag == 'img' let attrs = coregroup + ["src", "alt", "longdesc", "height", "width", "usemap", "ismap"] elseif tag == 'input' let attrs = coregroup + ["type", "name", "value", "checked", "disabled", "readonly", "size", "maxlength", "src", "alt", "usemap", "onselect", "onchange", "accept"] elseif tag == 'label' let attrs = coregroup + ["for", "accesskey", "onfocus", "onblur"] elseif tag == 'legend' let attrs = coregroup + ["accesskey"] elseif tag == 'link' let attrs = coregroup + ["charset", "href", "hreflang", "type", "rel", "rev", "media"] elseif tag == 'map' let attrs = i18n + events + ["id", "class", "style", "title", "name"] elseif tag == 'meta' let attrs = i18n + ["id", "http-equiv", "content", "scheme", "name"] elseif tag == 'title' let attrs = i18n + ["id"] elseif tag == 'object' let attrs = coregroup + ["declare", "classid", "codebase", "data", "type", "codetype", "archive", "standby", "height", "width", "usemap", "name", "tabindex"] elseif tag == 'optgroup' let attrs = coregroup + ["disbled", "label"] elseif tag == 'option' let attrs = coregroup + ["disbled", "selected", "value", "label"] elseif tag == 'param' let attrs = ["id", "name", "value", "valuetype", "type"] elseif tag == 'pre' let attrs = coregroup + ["xml:space"] elseif tag == 'q' let attrs = coregroup + ["cite"] elseif tag == 'script' let attrs = ["id", "charset", "type=\"text/javascript\"", "type", "src", "defer", "xml:space"] elseif tag == 'select' let attrs = coregroup + ["name", "size", "multiple", "disabled", "tabindex", "onfocus", "onblur", "onchange"] elseif tag == 'style' let attrs = coreattrs + ["id", "type=\"text/css\"", "type", "media", "title", "xml:space"] elseif tag == 'table' let attrs = coregroup + ["summary", "width", "border", "frame", "rules", "cellspacing", "cellpadding"] elseif tag =~ '^\(thead\|tfoot\|tbody\|tr\)$' let attrs = coregroup + ["align", "char", "charoff", "valign"] elseif tag == 'textarea' let attrs = coregroup + ["name", "rows", "cols", "disabled", "readonly", "onselect", "onchange"] elseif tag =~ '^\(th\|td\)$' let attrs = coregroup + ["abbr", "headers", "scope", "rowspan", "colspan", "align", "char", "charoff", "valign"] else return [] endif for m in sort(attrs) if m =~ '^'.attr if m =~ '^\(ismap\|defer\|declare\|nohref\|checked\|disabled\|selected\|readonly\)$' || m =~ '=' call add(res, m) else call add(res, m.'="') endif elseif m =~ attr if m =~ '^\(ismap\|defer\|declare\|nohref\|checked\|disabled\|selected\|readonly\)$' || m =~ '=' call add(res2, m) else call add(res2, m.'="') endif endif endfor return res + res2 endif " Close tag let b:unaryTagsStack = "base meta link hr br param img area input col" if context =~ '^\/' let opentag = htmlcomplete#GetLastOpenTag("b:unaryTagsStack") return [opentag.">"] endif " Deal with tag completion. let opentag = htmlcomplete#GetLastOpenTag("b:unaryTagsStack") " Clusters let special = "br span bdo map object img" let phrase = "em strong dfn code q samp kbd var cite abbr acronym sub sup" let inlineforms = "input select textarea label button" let miscinline = "ins del script" let inline = "a ".special." ".phrase." ".inlineforms." tt i b big small" let misc = "noscript ".miscinline let block = "p h1 h2 h3 h4 h5 h6 div ul ol dl pre hr blockquote address fieldset table" if opentag == 'a' let tags = split("tt i b big small ".special." ".phrase." ".inlineforms." ".miscinline) elseif opentag =~ '^\(abbr\|acronym\|address\|b\|p\|h\d\|dt\|span\|bdo\|em\|strong\|dfn\|code\|samp\|kbd\|var\|cite\|q\|sub\|sup\|tt\|i\|big\|small\|label\|caption\)$' let tags = split(inline." ".miscinline) elseif opentag == 'pre' let tags = split("a tt i b big small br span bdo map ".phrase." ".miscinline." ".inlineforms) elseif opentag == 'html' let tags = ["head", "body"] elseif opentag == 'legend' let tags = split(inline." ".miscinline) elseif opentag == 'head' let tags = ["title", "base", "scipt", "style", "meta", "link", "object"] elseif opentag =~ '^\(noscript\|body\|blockquote\)$' let tags = split("form ".block." ".misc) elseif opentag =~ '^\(ul\|ol\)$' let tags = ["li"] elseif opentag == 'dl' let tags = ["dt", "dd"] elseif opentag =~ '^\(ins\|del\|th\|td\|dd\|div\|li\)$' let tags = split("form ".block." ".inline." ".misc) elseif opentag == 'object' let tags = split("param form ".block." ".inline." ".misc) elseif opentag == 'fieldset' let tags = split("legend form ".block." ".inline." ".misc) elseif opentag == 'map' let tags = split("area form ".block." ".misc) elseif opentag == 'form' let tags = split(block." ".misc) elseif opentag == 'select' let tags = ["optgroup", "option"] elseif opentag == 'optgroup' let tags = ["option"] elseif opentag == 'colgroup' let tags = ["col"] elseif opentag == '^\(textarea\|option\|script\|style\|title\)$' let tags = ['empty'] elseif opentag == 'button' let tags = ["p", "h1", "h2", "h3", "h4", "h5", "h6", "div", "ul", "ol", "dl", "table"] elseif opentag =~ '^\(thead\|tfoot\|tbody\)$' let tags = ["tr"] elseif opentag == 'tr' let tags = ["th", "td"] elseif opentag == 'table' let tags = ["caption", "col", "colgroup", "thead", "tfoot", "tbody", "tr"] else return [] endif for m in tags if m =~ '^'.context call add(res, m) elseif m =~ context call add(res2, m) endif endfor return res + res2 endif endfunction " MM: This is greatly reduced closetag.vim used with kind permission of Steven " Mueller " Changes: strip all comments; delete error messages " Author: Steven Mueller <diffusor@ugcs.caltech.edu> " Last Modified: Tue May 24 13:29:48 PDT 2005 " Version: 0.9.1 function! htmlcomplete#GetLastOpenTag(unaryTagsStack) let linenum=line('.') let lineend=col('.') - 1 " start: cursor position let first=1 " flag for first line searched let b:TagStack='' " main stack of tags let startInComment=s:InComment() let tagpat='</\=\(\k\|[-:]\)\+\|/>' while (linenum>0) let line=getline(linenum) if first let line=strpart(line,0,lineend) else let lineend=strlen(line) endif let b:lineTagStack='' let mpos=0 let b:TagCol=0 while (mpos > -1) let mpos=matchend(line,tagpat) if mpos > -1 let b:TagCol=b:TagCol+mpos let tag=matchstr(line,tagpat) if exists('b:closetag_disable_synID') || startInComment==s:InCommentAt(linenum, b:TagCol) let b:TagLine=linenum call s:Push(matchstr(tag,'[^<>]\+'),'b:lineTagStack') endif let lineend=lineend-mpos let line=strpart(line,mpos,lineend) endif endwhile while (!s:EmptystackP('b:lineTagStack')) let tag=s:Pop('b:lineTagStack') if match(tag, '^/') == 0 "found end tag call s:Push(tag,'b:TagStack') elseif s:EmptystackP('b:TagStack') && !s:Instack(tag, a:unaryTagsStack) "found unclosed tag return tag else let endtag=s:Peekstack('b:TagStack') if endtag == '/'.tag || endtag == '/' call s:Pop('b:TagStack') "found a open/close tag pair elseif !s:Instack(tag, a:unaryTagsStack) "we have a mismatch error return '' endif endif endwhile let linenum=linenum-1 | let first=0 endwhile return '' endfunction function! s:InComment() return synIDattr(synID(line('.'), col('.'), 0), 'name') =~ 'Comment' endfunction function! s:InCommentAt(line, col) return synIDattr(synID(a:line, a:col, 0), 'name') =~ 'Comment' endfunction function! s:SetKeywords() let g:IsKeywordBak=&iskeyword let &iskeyword='33-255' endfunction function! s:RestoreKeywords() let &iskeyword=g:IsKeywordBak endfunction function! s:Push(el, sname) if !s:EmptystackP(a:sname) exe 'let '.a:sname."=a:el.' '.".a:sname else exe 'let '.a:sname.'=a:el' endif endfunction function! s:EmptystackP(sname) exe 'let stack='.a:sname if match(stack,'^ *$') == 0 return 1 else return 0 endif endfunction function! s:Instack(el, sname) exe 'let stack='.a:sname call s:SetKeywords() let m=match(stack, '\<'.a:el.'\>') call s:RestoreKeywords() if m < 0 return 0 else return 1 endif endfunction function! s:Peekstack(sname) call s:SetKeywords() exe 'let stack='.a:sname let top=matchstr(stack, '\<.\{-1,}\>') call s:RestoreKeywords() return top endfunction function! s:Pop(sname) if s:EmptystackP(a:sname) return '' endif exe 'let stack='.a:sname call s:SetKeywords() let loc=matchend(stack,'\<.\{-1,}\>') exe 'let '.a:sname.'=strpart(stack, loc+1, strlen(stack))' let top=strpart(stack, match(stack, '\<'), loc) call s:RestoreKeywords() return top endfunction function! s:Clearstack(sname) exe 'let '.a:sname."=''" endfunction