125 Zeilen
3.6 KiB
JavaScript
125 Zeilen
3.6 KiB
JavaScript
CodeMirror.defineMode("css", function(config) {
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var indentUnit = config.indentUnit, type;
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function ret(style, tp) {type = tp; return style;}
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function tokenBase(stream, state) {
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var ch = stream.next();
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if (ch == "@") {stream.eatWhile(/[\w\\\-]/); return ret("meta", stream.current());}
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else if (ch == "/" && stream.eat("*")) {
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state.tokenize = tokenCComment;
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return tokenCComment(stream, state);
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}
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else if (ch == "<" && stream.eat("!")) {
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state.tokenize = tokenSGMLComment;
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return tokenSGMLComment(stream, state);
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}
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else if (ch == "=") ret(null, "compare");
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else if ((ch == "~" || ch == "|") && stream.eat("=")) return ret(null, "compare");
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else if (ch == "\"" || ch == "'") {
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state.tokenize = tokenString(ch);
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return state.tokenize(stream, state);
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}
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else if (ch == "#") {
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stream.eatWhile(/[\w\\\-]/);
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return ret("atom", "hash");
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}
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else if (ch == "!") {
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stream.match(/^\s*\w*/);
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return ret("keyword", "important");
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}
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else if (/\d/.test(ch)) {
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stream.eatWhile(/[\w.%]/);
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return ret("number", "unit");
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}
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else if (/[,.+>*\/]/.test(ch)) {
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return ret(null, "select-op");
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}
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else if (/[;{}:\[\]]/.test(ch)) {
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return ret(null, ch);
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}
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else {
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stream.eatWhile(/[\w\\\-]/);
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return ret("variable", "variable");
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}
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}
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function tokenCComment(stream, state) {
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var maybeEnd = false, ch;
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while ((ch = stream.next()) != null) {
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if (maybeEnd && ch == "/") {
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state.tokenize = tokenBase;
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break;
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}
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maybeEnd = (ch == "*");
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}
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return ret("comment", "comment");
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}
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function tokenSGMLComment(stream, state) {
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var dashes = 0, ch;
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while ((ch = stream.next()) != null) {
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if (dashes >= 2 && ch == ">") {
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state.tokenize = tokenBase;
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break;
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}
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dashes = (ch == "-") ? dashes + 1 : 0;
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}
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return ret("comment", "comment");
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}
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function tokenString(quote) {
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return function(stream, state) {
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var escaped = false, ch;
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while ((ch = stream.next()) != null) {
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if (ch == quote && !escaped)
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break;
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escaped = !escaped && ch == "\\";
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}
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if (!escaped) state.tokenize = tokenBase;
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return ret("string", "string");
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};
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}
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return {
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startState: function(base) {
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return {tokenize: tokenBase,
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baseIndent: base || 0,
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stack: []};
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},
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token: function(stream, state) {
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if (stream.eatSpace()) return null;
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var style = state.tokenize(stream, state);
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var context = state.stack[state.stack.length-1];
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if (type == "hash" && context != "rule") style = "string-2";
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else if (style == "variable") {
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if (context == "rule") style = "number";
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else if (!context || context == "@media{") style = "tag";
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}
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if (context == "rule" && /^[\{\};]$/.test(type))
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state.stack.pop();
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if (type == "{") {
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if (context == "@media") state.stack[state.stack.length-1] = "@media{";
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else state.stack.push("{");
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}
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else if (type == "}") state.stack.pop();
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else if (type == "@media") state.stack.push("@media");
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else if (context == "{" && type != "comment") state.stack.push("rule");
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return style;
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},
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indent: function(state, textAfter) {
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var n = state.stack.length;
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if (/^\}/.test(textAfter))
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n -= state.stack[state.stack.length-1] == "rule" ? 2 : 1;
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return state.baseIndent + n * indentUnit;
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},
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electricChars: "}"
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};
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});
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CodeMirror.defineMIME("text/css", "css");
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