/* ***** BEGIN LICENSE BLOCK ***** * Distributed under the BSD license: * * Copyright (c) 2010, Ajax.org B.V. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * Neither the name of Ajax.org B.V. nor the * names of its contributors may be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL AJAX.ORG B.V. BE LIABLE FOR ANY * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * ***** END LICENSE BLOCK ***** */ define(function(require, exports, module) { "use strict"; var oop = require("../lib/oop"); var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules; var CssHighlightRules = require('./css_highlight_rules'); var LessHighlightRules = function() { var keywordList = "@import|@media|@font-face|@keyframes|@-webkit-keyframes|@supports|" + "@charset|@plugin|@namespace|@document|@page|@viewport|@-ms-viewport|" + "or|and|when|not"; var keywords = keywordList.split('|'); var properties = CssHighlightRules.supportType.split('|'); var keywordMapper = this.createKeywordMapper({ "support.constant": CssHighlightRules.supportConstant, "keyword": keywordList, "support.constant.color": CssHighlightRules.supportConstantColor, "support.constant.fonts": CssHighlightRules.supportConstantFonts }, "identifier", true); // regexp must not have capturing parentheses. Use (?:) instead. // regexps are ordered -> the first match is used var numRe = "\\-?(?:(?:[0-9]+)|(?:[0-9]*\\.[0-9]+))"; // regexp must not have capturing parentheses. Use (?:) instead. // regexps are ordered -> the first match is used this.$rules = { "start" : [ { token : "comment", regex : "\\/\\/.*$" }, { token : "comment", // multi line comment regex : "\\/\\*", next : "comment" }, { token: "paren.lparen", regex: "[^@]\\{", push: "ruleset" }, { token : "string", // single line regex : '["](?:(?:\\\\.)|(?:[^"\\\\]))*?["]' }, { token : "string", // single line regex : "['](?:(?:\\\\.)|(?:[^'\\\\]))*?[']" }, { token : ["constant.numeric", "keyword"], regex : "(" + numRe + ")(ch|cm|deg|em|ex|fr|gd|grad|Hz|in|kHz|mm|ms|pc|pt|px|rad|rem|s|turn|vh|vm|vw|%)" }, { token : "constant.numeric", // hex6 color regex : "#[a-f0-9]{6}" }, { token : "constant.numeric", // hex3 color regex : "#[a-f0-9]{3}" }, { token : "constant.numeric", regex : numRe }, { token : ["support.function", "paren.lparen", "string", "paren.rparen"], regex : "(url)(\\()(.*)(\\))" }, { token : ["support.function", "paren.lparen"], regex : "(:extend|[a-z0-9_\\-]+)(\\()" }, { token : function(value) { if (keywords.indexOf(value.toLowerCase()) > -1) return "keyword"; else return "variable"; }, regex : "[@\\$][a-z0-9_\\-@\\$]*\\b" }, { token : "variable", regex : "[@\\$]\\{[a-z0-9_\\-@\\$]*\\}" }, { token : function(first, second) { if(properties.indexOf(first.toLowerCase()) > -1) { return ["support.type.property", "text"]; } else { return ["support.type.unknownProperty", "text"]; } }, regex : "([a-z0-9-_]+)(\\s*:)" }, { token : "keyword", regex : "&" // special case - always treat as keyword }, { token : keywordMapper, regex : "\\-?[@a-z_][@a-z0-9_\\-]*" }, { token: "variable.language", regex: "#[a-z0-9-_]+" }, { token: "variable.language", regex: "\\.[a-z0-9-_]+" }, { token: "variable.language", regex: ":[a-z_][a-z0-9-_]*" }, { token: "constant", regex: "[a-z0-9-_]+" }, { token : "keyword.operator", regex : "<|>|<=|>=|=|!=|-|%|\\+|\\*" }, { token : "paren.lparen", regex : "[[(]" }, { token : "paren.rparen", regex : "[\\])]" }, { token : "text", regex : "\\s+" }, { caseInsensitive: true } ], "comment" : [ { token : "comment", // closing comment regex : ".*?\\*\\/", next : "start" }, { token : "comment", // comment spanning whole line regex : ".+" } ], "ruleset" : [ { token : "paren.rparen", regex : "\\}", next: "pop" } ] }; this.$rules.ruleset = this.$rules.ruleset.concat(this.$rules.start); this.normalizeRules(); }; oop.inherits(LessHighlightRules, TextHighlightRules); exports.LessHighlightRules = LessHighlightRules; });