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- /* ***** 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;
- });
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