/* LESS mode - http://www.lesscss.org/ Ported to CodeMirror by Peter Kroon */ CodeMirror.defineMode("css", function(config) { var indentUnit = config.indentUnit, type; function ret(style, tp) {type = tp; return style;} //html5 tags var tags = ["a","abbr","acronym","address","applet","area","article","aside","audio","b","base","basefont","bdi","bdo","big","blockquote","body","br","button","canvas","caption","cite","code","col","colgroup","command","datalist","dd","del","details","dfn","dir","div","dl","dt","em","embed","fieldset","figcaption","figure","font","footer","form","frame","frameset","h1","h2","h3","h4","h5","h6","head","header","hgroup","hr","html","i","iframe","img","input","ins","keygen","kbd","label","legend","li","link","map","mark","menu","meta","meter","nav","noframes","noscript","object","ol","optgroup","option","output","p","param","pre","progress","q","rp","rt","ruby","s","samp","script","section","select","small","source","span","strike","strong","style","sub","summary","sup","table","tbody","td","textarea","tfoot","th","thead","time","title","tr","track","tt","u","ul","var","video","wbr"]; function inTagsArray(val){ for(var i=0; i<tags.length; i++){ if(val === tags[i]){ return true; } } } function tokenBase(stream, state) { var ch = stream.next(); if (ch == "@") {stream.eatWhile(/[\w\-]/); return ret("meta", stream.current());} else if (ch == "/" && stream.eat("*")) { state.tokenize = tokenCComment; return tokenCComment(stream, state); } else if (ch == "<" && stream.eat("!")) { state.tokenize = tokenSGMLComment; return tokenSGMLComment(stream, state); } else if (ch == "=") ret(null, "compare"); else if ((ch == "~" || ch == "|") && stream.eat("=")) return ret(null, "compare"); else if (ch == "\"" || ch == "'") { state.tokenize = tokenString(ch); return state.tokenize(stream, state); } else if (ch == "/") { // lesscss e.g.: .png will not be parsed as a class if(stream.eat("/")){ state.tokenize = tokenSComment return tokenSComment(stream, state); }else{ stream.eatWhile(/[\a-zA-Z0-9\-_.\s]/); if(/\/|\)/.test(stream.peek() || stream.eol() || (stream.eatSpace() && stream.peek() == ")")))return ret("string", "string");//let url(/images/logo.png) without quotes return as string return ret("number", "unit"); } } else if (ch == "!") { stream.match(/^\s*\w*/); return ret("keyword", "important"); } else if (/\d/.test(ch)) { stream.eatWhile(/[\w.%]/); return ret("number", "unit"); } else if (/[,+<>*\/]/.test(ch)) {//removed . dot character original was [,.+>*\/] return ret(null, "select-op"); } else if (/[;{}:\[\]()]/.test(ch)) { //added () char for lesscss original was [;{}:\[\]] if(ch == ":"){ stream.eatWhile(/[active|hover|link|visited]/); if( stream.current().match(/active|hover|link|visited/)){ return ret("tag", "tag"); }else{ return ret(null, ch); } }else{ return ret(null, ch); } } else if (ch == ".") { // lesscss stream.eatWhile(/[\a-zA-Z0-9\-_]/); return ret("tag", "tag"); } else if (ch == "#") { // lesscss //we don't eat white-space, we want the hex color and or id only stream.eatWhile(/[A-Za-z0-9]/); //check if there is a proper hex color length e.g. #eee || #eeeEEE if(stream.current().length ===4 || stream.current().length ===7){ if(stream.current().match(/[A-Fa-f0-9]{6}|[A-Fa-f0-9]{3}/,false) != null){//is there a valid hex color value present in the current stream //when not a valid hex value, parse as id if(stream.current().substring(1) != stream.current().match(/[A-Fa-f0-9]{6}|[A-Fa-f0-9]{3}/,false))return ret("atom", "tag"); //eat white-space stream.eatSpace(); //when hex value declaration doesn't end with [;,] but is does with a slash/cc comment treat it as an id, just like the other hex values that don't end with[;,] if( /[\/<>.(){!$%^&*_\-\\?=+\|#'~`]/.test(stream.peek()) )return ret("atom", "tag"); //#time { color: #aaa } else if(stream.peek() == "}" )return ret("number", "unit"); //we have a valid hex color value, parse as id whenever an element/class is defined after the hex(id) value e.g. #eee aaa || #eee .aaa else if( /[a-zA-Z\\]/.test(stream.peek()) )return ret("atom", "tag"); //when a hex value is on the end of a line, parse as id else if(stream.eol())return ret("atom", "tag"); //default else return ret("number", "unit"); }else{//when not a valid hexvalue in the current stream e.g. #footer stream.eatWhile(/[\w\\\-]/); return ret("atom", "tag"); } }else{ stream.eatWhile(/[\w\\\-]/); return ret("atom", "tag"); } } else if (ch == "&") { stream.eatWhile(/[\w\-]/); return ret(null, ch); } else if (ch == "&") { stream.eatWhile(/[\w\-]/); return ret(null, ch); } else { stream.eatWhile(/[\w\\\-_.%]/); if( stream.peek().match(/\(/) != null ){// lesscss stream.eatWhile(/[a-zA-Z\s]/); if(stream.peek() == "(")return ret(null, ch); }else if( stream.current().match(/\-\d|\-.\d/) ){ // lesscss match e.g.: -5px -0.4 etc... return ret("number", "unit"); }else if( inTagsArray(stream.current()) ){ // lesscss match html tags return ret("tag", "tag"); }else if( /\/|\)/.test(stream.peek() || stream.eol() || (stream.eatSpace() && stream.peek() == ")")) && stream.current().indexOf(".") !== -1){ return ret("string", "string");//let url(/images/logo.png) without quotes return as string }else{ return ret("variable", "variable"); } } } function tokenSComment(stream, state) {// SComment = Slash comment stream.skipToEnd(); state.tokenize = tokenBase; return ret("comment", "comment"); } function tokenCComment(stream, state) { var maybeEnd = false, ch; while ((ch = stream.next()) != null) { if (maybeEnd && ch == "/") { state.tokenize = tokenBase; break; } maybeEnd = (ch == "*"); } return ret("comment", "comment"); } function tokenSGMLComment(stream, state) { var dashes = 0, ch; while ((ch = stream.next()) != null) { if (dashes >= 2 && ch == ">") { state.tokenize = tokenBase; break; } dashes = (ch == "-") ? dashes + 1 : 0; } return ret("comment", "comment"); } function tokenString(quote) { return function(stream, state) { var escaped = false, ch; while ((ch = stream.next()) != null) { if (ch == quote && !escaped) break; escaped = !escaped && ch == "\\"; } if (!escaped) state.tokenize = tokenBase; return ret("string", "string"); }; } return { startState: function(base) { return {tokenize: tokenBase, baseIndent: base || 0, stack: []}; }, token: function(stream, state) { if (stream.eatSpace()) return null; var style = state.tokenize(stream, state); var context = state.stack[state.stack.length-1]; if (type == "hash" && context == "rule") style = "atom"; else if (style == "variable") { if (context == "rule") style = null; //"tag" else if (!context || context == "@media{"){ style = stream.current() == "when" ? "variable" : stream.string.match(/#/g) != undefined ? null : /[\s,|\s\)]/.test(stream.peek()) ? "tag" : null; } } if (context == "rule" && /^[\{\};]$/.test(type)) state.stack.pop(); if (type == "{") { if (context == "@media") state.stack[state.stack.length-1] = "@media{"; else state.stack.push("{"); } else if (type == "}") state.stack.pop(); else if (type == "@media") state.stack.push("@media"); else if (context == "{" && type != "comment") state.stack.push("rule"); return style; }, indent: function(state, textAfter) { var n = state.stack.length; if (/^\}/.test(textAfter)) n -= state.stack[state.stack.length-1] == "rule" ? 2 : 1; return state.baseIndent + n * indentUnit; }, electricChars: "}" }; }); CodeMirror.defineMIME("text/css", "css");