diff --git a/Gruntfile.js b/Gruntfile.js index 25891c4c5..ca6bad83f 100644 --- a/Gruntfile.js +++ b/Gruntfile.js @@ -74,42 +74,73 @@ module.exports = function (grunt) { } ]; - // var sauceJobs = {}; - - // [ "main", - // "filemanager-plugin", - // "visitor-plugin", - // "pre-processor-plugin", - // "post-processor-plugin", - // "global-vars", - // "modify-vars", - // "production", - // "rootpath-relative", - // "rootpath", - // "relative-urls", - // "browser", - // "no-js-errors", - // "legacy", - // "strict-units" - // ].map(function(testName) { - // sauceJobs[testName] = { - // options: { - // urls: ["http://localhost:8081/tmp/browser/test-runner-" + testName + ".html"], - // testname: 'Less.js test - ' + testName, - // browsers: browsers, - // public: 'public', - // recordVideo: false, - // videoUploadOnPass: false, - // recordScreenshots: process.env.TRAVIS_BRANCH !== "master", - // build: process.env.TRAVIS_BRANCH === "master" ? process.env.TRAVIS_JOB_ID : undefined, - // tags: [process.env.TRAVIS_BUILD_NUMBER, process.env.TRAVIS_PULL_REQUEST, process.env.TRAVIS_BRANCH], - // sauceConfig: { - // 'idle-timeout': 100 - // }, - // throttled: 5 - // } - // }; - // }); + var sauceJobs = {}; + + var browserTests = [ "filemanager-plugin", + "visitor-plugin", + "global-vars", + "modify-vars", + "production", + "rootpath-relative", + "rootpath", + "relative-urls", + "browser", + "no-js-errors", + "legacy" + ]; + + browserTests.map(function(testName) { + sauceJobs[testName] = { + options: { + urls: ["http://localhost:8081/tmp/browser/test-runner-" + testName + ".html"], + testname: 'Less.js test - ' + testName, + browsers: browsers, + public: 'public', + recordVideo: false, + videoUploadOnPass: false, + recordScreenshots: process.env.TRAVIS_BRANCH !== "master", + build: process.env.TRAVIS_BRANCH === "master" ? process.env.TRAVIS_JOB_ID : undefined, + tags: [process.env.TRAVIS_BUILD_NUMBER, process.env.TRAVIS_PULL_REQUEST, process.env.TRAVIS_BRANCH], + sauceConfig: { + 'idle-timeout': 100 + }, + throttled: 5, + onTestComplete: function(result, callback) { + // Called after a unit test is done, per page, per browser + // 'result' param is the object returned by the test framework's reporter + // 'callback' is a Node.js style callback function. You must invoke it after you + // finish your work. + // Pass a non-null value as the callback's first parameter if you want to throw an + // exception. If your function is synchronous you can also throw exceptions + // directly. + // Passing true or false as the callback's second parameter passes or fails the + // test. Passing undefined does not alter the test result. Please note that this + // only affects the grunt task's result. You have to explicitly update the Sauce + // Labs job's status via its REST API, if you want so. + + // This should be the encrypted value in Travis + var user = process.env.SAUCE_USERNAME; + var pass = process.env.SAUCE_ACCESS_KEY; + + require('request').put({ + url: ['https://saucelabs.com/rest/v1', user, 'jobs', result.job_id].join('/'), + auth: { user: user, pass: pass }, + json: { passed: result.passed } + }, function (error, response, body) { + if (error) { + console.log(error); + callback(error); + } else if (response.statusCode !== 200) { + console.log(response); + callback(new Error('Unexpected response status')); + } else { + callback(null, result.passed); + } + }); + } + } + }; + }); // Project configuration. grunt.initConfig({ @@ -378,62 +409,64 @@ module.exports = function (grunt) { } }, - 'saucelabs-jasmine': { - all: { - options: { - urls: ["main", "filemanager-plugin","visitor-plugin","pre-processor-plugin","post-processor-plugin","global-vars", "modify-vars", "production", "rootpath-relative", - "rootpath", "relative-urls", "browser", "no-js-errors", "legacy", "strict-units" - ].map(function(testName) { - return "http://localhost:8081/tmp/browser/test-runner-" + testName + ".html"; - }), - testname: 'Sauce Unit Test for less.js', - browsers: browsers, - public: 'public', - pollInterval: 2000, - statusCheckAttempts: 30, - recordVideo: false, - videoUploadOnPass: false, - recordScreenshots: process.env.TRAVIS_BRANCH !== "master", - build: process.env.TRAVIS_BRANCH === "master" ? process.env.TRAVIS_JOB_ID : undefined, - tags: [process.env.TRAVIS_BUILD_NUMBER, process.env.TRAVIS_PULL_REQUEST, process.env.TRAVIS_BRANCH], - sauceConfig: { - 'idle-timeout': 100 - }, - throttled: 5, - onTestComplete: function(result, callback) { - // Called after a unit test is done, per page, per browser - // 'result' param is the object returned by the test framework's reporter - // 'callback' is a Node.js style callback function. You must invoke it after you - // finish your work. - // Pass a non-null value as the callback's first parameter if you want to throw an - // exception. If your function is synchronous you can also throw exceptions - // directly. - // Passing true or false as the callback's second parameter passes or fails the - // test. Passing undefined does not alter the test result. Please note that this - // only affects the grunt task's result. You have to explicitly update the Sauce - // Labs job's status via its REST API, if you want so. + 'saucelabs-jasmine': sauceJobs, + + // { + // all: { + // options: { + // urls: ["filemanager-plugin","visitor-plugin","pre-processor-plugin","post-processor-plugin","global-vars", "modify-vars", "production", "rootpath-relative", + // "rootpath", "relative-urls", "browser", "no-js-errors", "legacy", "strict-units" + // ].map(function(testName) { + // return "http://localhost:8081/tmp/browser/test-runner-" + testName + ".html"; + // }), + // testname: 'Sauce Unit Test for less.js', + // browsers: browsers, + // public: 'public', + // pollInterval: 2000, + // statusCheckAttempts: 30, + // recordVideo: false, + // videoUploadOnPass: false, + // recordScreenshots: process.env.TRAVIS_BRANCH !== "master", + // build: process.env.TRAVIS_BRANCH === "master" ? process.env.TRAVIS_JOB_ID : undefined, + // tags: [process.env.TRAVIS_BUILD_NUMBER, process.env.TRAVIS_PULL_REQUEST, process.env.TRAVIS_BRANCH], + // sauceConfig: { + // 'idle-timeout': 100 + // }, + // throttled: 5, + // onTestComplete: function(result, callback) { + // // Called after a unit test is done, per page, per browser + // // 'result' param is the object returned by the test framework's reporter + // // 'callback' is a Node.js style callback function. You must invoke it after you + // // finish your work. + // // Pass a non-null value as the callback's first parameter if you want to throw an + // // exception. If your function is synchronous you can also throw exceptions + // // directly. + // // Passing true or false as the callback's second parameter passes or fails the + // // test. Passing undefined does not alter the test result. Please note that this + // // only affects the grunt task's result. You have to explicitly update the Sauce + // // Labs job's status via its REST API, if you want so. - // This should be the encrypted value in Travis - var user = process.env.SAUCE_USERNAME; - var pass = process.env.SAUCE_ACCESS_KEY; - - require('request').put({ - url: ['https://saucelabs.com/rest/v1', user, 'jobs', result.job_id].join('/'), - auth: { user: user, pass: pass }, - json: { passed: result.passed } - }, function (error, response, body) { - if (error) { - callback(error); - } else if (response.statusCode !== 200) { - callback(new Error('Unexpected response status')); - } else { - callback(null, result.passed); - } - }); - } - } - } - }, + // // This should be the encrypted value in Travis + // var user = process.env.SAUCE_USERNAME; + // var pass = process.env.SAUCE_ACCESS_KEY; + + // require('request').put({ + // url: ['https://saucelabs.com/rest/v1', user, 'jobs', result.job_id].join('/'), + // auth: { user: user, pass: pass }, + // json: { passed: result.passed } + // }, function (error, response, body) { + // if (error) { + // callback(error); + // } else if (response.statusCode !== 200) { + // callback(new Error('Unexpected response status')); + // } else { + // callback(null, result.passed); + // } + // }); + // } + // } + // } + // }, // Clean the version of less built for the tests clean: { @@ -511,11 +544,12 @@ module.exports = function (grunt) { 'sauce-after-setup' ]); - // setup a web server to run the browser tests in a browser rather than phantom - grunt.registerTask('sauce-after-setup', [ - 'saucelabs-jasmine', - 'clean:sauce_log' - ]); + var sauceTests = []; + browserTests.map(function(testName) { + sauceTests.push('saucelabs-jasmine:' + testName); + }); + sauceTests.push('clean:sauce_log'); + grunt.registerTask('sauce-after-setup', sauceTests); var testTasks = [ 'clean', diff --git a/dist/less.js b/dist/less.js index ee30b3a5b..4661e90fc 100644 --- a/dist/less.js +++ b/dist/less.js @@ -1,5 +1,5 @@ /*! - * Less - Leaner CSS v3.0.0-pre.2 + * Less - Leaner CSS v3.0.0-pre.3 * http://lesscss.org * * Copyright (c) 2009-2016, Alexis Sellier @@ -68,8 +68,9 @@ module.exports = function(window, options) { */ /*global window, document */ -// shim Promise if required -require('promise/polyfill.js'); +// TODO - consider switching this out for a recommendation for this polyfill: +// +require("promise/polyfill"); var options = window.less || {}; require("./add-default-options")(window, options); @@ -113,7 +114,7 @@ if (options.onReady) { less.pageLoadFinished = less.refresh(less.env === 'development').then(resolveOrReject, resolveOrReject); } -},{"./add-default-options":1,"./index":8,"promise/polyfill.js":102}],3:[function(require,module,exports){ +},{"./add-default-options":1,"./index":8,"promise/polyfill":101}],3:[function(require,module,exports){ var utils = require("./utils"); module.exports = { createCSS: function (document, styles, sheet) { @@ -405,21 +406,6 @@ module.exports = function(options, logger) { var fileCache = {}; //TODOS - move log somewhere. pathDiff and doing something similar in node. use pathDiff in the other browser file for the initial load - - function getXMLHttpRequest() { - if (window.XMLHttpRequest && (window.location.protocol !== "file:" || !("ActiveXObject" in window))) { - return new XMLHttpRequest(); - } else { - try { - /*global ActiveXObject */ - return new ActiveXObject("Microsoft.XMLHTTP"); - } catch (e) { - logger.error("browser doesn't support AJAX."); - return null; - } - } - } - var FileManager = function() { }; @@ -436,7 +422,7 @@ module.exports = function(options, logger) { }; FileManager.prototype.doXHR = function doXHR(url, type, callback, errback) { - var xhr = getXMLHttpRequest(); + var xhr = new XMLHttpRequest(); var async = options.isFileProtocol ? options.fileAsync : true; if (typeof xhr.overrideMimeType === 'function') { @@ -1372,6 +1358,7 @@ abstractFileManager.prototype.extractUrlParts = function extractUrlParts(url, ba returner.hostPart = urlParts[1]; returner.directories = directories; returner.path = (urlParts[1] || "") + directories.join("/"); + returner.filename = urlParts[4]; returner.fileUrl = returner.path + (urlParts[4] || ""); returner.url = returner.fileUrl + (urlParts[5] || ""); return returner; @@ -1414,13 +1401,15 @@ AbstractPluginLoader.prototype.evalPlugin = function(contents, context, pluginOp filename = fileInfo.filename; } } + var shortname = (new this.less.FileManager()).extractUrlParts(filename).filename; + if (filename) { pluginObj = pluginManager.get(filename); if (pluginObj) { - this.trySetOptions(pluginObj, filename, pluginOptions); + this.trySetOptions(pluginObj, filename, shortname, pluginOptions); if (pluginObj.use) { - pluginObj.use(this.less); + pluginObj.use.call(this.context, pluginObj); } return pluginObj; } @@ -1440,28 +1429,27 @@ AbstractPluginLoader.prototype.evalPlugin = function(contents, context, pluginOp if (!pluginObj) { pluginObj = localModule.exports; } - - pluginObj = this.validatePlugin(pluginObj, filename); + pluginObj = this.validatePlugin(pluginObj, filename, shortname); if (pluginObj) { // Run on first load - pluginManager.addPlugin(pluginObj, fileInfo.filename); + pluginManager.addPlugin(pluginObj, fileInfo.filename, registry); pluginObj.functions = registry.getLocalFunctions(); - this.trySetOptions(pluginObj, filename, pluginOptions); + this.trySetOptions(pluginObj, filename, shortname, pluginOptions); // Run every @plugin call if (pluginObj.use) { - pluginObj.use(this.less); + pluginObj.use.call(this.context, pluginObj); } } else { - throw new SyntaxError("Not a valid plugin"); + return new this.less.LessError({ message: "Not a valid plugin" }); } } catch(e) { // TODO pass the error - console.log(e); + console.log(e.stack); return new this.less.LessError({ message: "Plugin evaluation error: '" + e.name + ': ' + e.message.replace(/["]/g, "'") + "'" , filename: filename, @@ -1474,8 +1462,7 @@ AbstractPluginLoader.prototype.evalPlugin = function(contents, context, pluginOp }; -AbstractPluginLoader.prototype.trySetOptions = function(plugin, filename, options) { - var name = require('path').basename(filename); +AbstractPluginLoader.prototype.trySetOptions = function(plugin, filename, name, options) { if (options) { if (!plugin.setOptions) { error("Options have been provided but the plugin " + name + " does not support any options."); @@ -1491,14 +1478,14 @@ AbstractPluginLoader.prototype.trySetOptions = function(plugin, filename, option } }; -AbstractPluginLoader.prototype.validatePlugin = function(plugin, filename) { +AbstractPluginLoader.prototype.validatePlugin = function(plugin, filename, name) { if (plugin) { // support plugins being a function // so that the plugin can be more usable programmatically if (typeof plugin === "function") { plugin = new plugin(); } - var name = require('path').basename(filename); + if (plugin.minVersion) { if (this.compareVersion(plugin.minVersion, this.less.version) < 0) { error("Plugin " + name + " requires version " + this.versionToString(plugin.minVersion)); @@ -1541,7 +1528,7 @@ AbstractPluginLoader.prototype.printUsage = function(plugins) { module.exports = AbstractPluginLoader; -},{"../functions/function-registry":24,"../less-error":34,"path":97}],18:[function(require,module,exports){ +},{"../functions/function-registry":24,"../less-error":34}],18:[function(require,module,exports){ var logger = require("../logger"); var environment = function(externalEnvironment, fileManagers) { this.fileManagers = fileManagers || []; @@ -2002,7 +1989,7 @@ colorFunctions = { }; functionRegistry.addMultiple(colorFunctions); -},{"../tree/anonymous":47,"../tree/color":52,"../tree/dimension":59,"../tree/quoted":76,"./function-registry":24}],21:[function(require,module,exports){ +},{"../tree/anonymous":47,"../tree/color":52,"../tree/dimension":59,"../tree/quoted":77,"./function-registry":24}],21:[function(require,module,exports){ module.exports = function(environment) { var Quoted = require("../tree/quoted"), URL = require("../tree/url"), @@ -2089,7 +2076,7 @@ module.exports = function(environment) { }); }; -},{"../logger":35,"../tree/quoted":76,"../tree/url":83,"./function-registry":24}],22:[function(require,module,exports){ +},{"../logger":35,"../tree/quoted":77,"../tree/url":84,"./function-registry":24}],22:[function(require,module,exports){ var Keyword = require("../tree/keyword"), functionRegistry = require("./function-registry"); @@ -2393,7 +2380,7 @@ functionRegistry.addMultiple({ } }); -},{"../tree/anonymous":47,"../tree/javascript":66,"../tree/quoted":76,"./function-registry":24}],30:[function(require,module,exports){ +},{"../tree/anonymous":47,"../tree/javascript":66,"../tree/quoted":77,"./function-registry":24}],30:[function(require,module,exports){ module.exports = function(environment) { var Dimension = require("../tree/dimension"), Color = require("../tree/color"), @@ -2483,7 +2470,7 @@ module.exports = function(environment) { }); }; -},{"../tree/color":52,"../tree/dimension":59,"../tree/expression":62,"../tree/quoted":76,"../tree/url":83,"./function-registry":24}],31:[function(require,module,exports){ +},{"../tree/color":52,"../tree/dimension":59,"../tree/expression":62,"../tree/quoted":77,"../tree/url":84,"./function-registry":24}],31:[function(require,module,exports){ var Keyword = require("../tree/keyword"), DetachedRuleset = require("../tree/detached-ruleset"), Dimension = require("../tree/dimension"), @@ -2574,7 +2561,7 @@ functionRegistry.addMultiple({ } }); -},{"../tree/anonymous":47,"../tree/color":52,"../tree/detached-ruleset":58,"../tree/dimension":59,"../tree/keyword":68,"../tree/operation":74,"../tree/quoted":76,"../tree/url":83,"./function-registry":24}],32:[function(require,module,exports){ +},{"../tree/anonymous":47,"../tree/color":52,"../tree/detached-ruleset":58,"../tree/dimension":59,"../tree/keyword":68,"../tree/operation":74,"../tree/quoted":77,"../tree/url":84,"./function-registry":24}],32:[function(require,module,exports){ var contexts = require("./contexts"), Parser = require('./parser/parser'), LessError = require('./less-error'); @@ -2758,7 +2745,7 @@ module.exports = function(environment, fileManagers) { return less; }; -},{"./contexts":12,"./data":14,"./environment/abstract-file-manager":16,"./environment/abstract-plugin-loader":17,"./environment/environment":18,"./functions":25,"./import-manager":32,"./less-error":34,"./logger":35,"./parse":37,"./parse-tree":36,"./parser/parser":40,"./plugin-manager":41,"./render":42,"./source-map-builder":43,"./source-map-output":44,"./transform-tree":45,"./tree":65,"./utils":86,"./visitors":90}],34:[function(require,module,exports){ +},{"./contexts":12,"./data":14,"./environment/abstract-file-manager":16,"./environment/abstract-plugin-loader":17,"./environment/environment":18,"./functions":25,"./import-manager":32,"./less-error":34,"./logger":35,"./parse":37,"./parse-tree":36,"./parser/parser":40,"./plugin-manager":41,"./render":42,"./source-map-builder":43,"./source-map-output":44,"./transform-tree":45,"./tree":65,"./utils":87,"./visitors":91}],34:[function(require,module,exports){ var utils = require("./utils"); var LessError = module.exports = function LessError(e, importManager, currentFilename) { @@ -2802,7 +2789,7 @@ if (typeof Object.create === 'undefined') { LessError.prototype.constructor = LessError; -},{"./utils":86}],35:[function(require,module,exports){ +},{"./utils":87}],35:[function(require,module,exports){ module.exports = { error: function(msg) { this._fireEvent("error", msg); @@ -2959,20 +2946,17 @@ module.exports = function(environment, ParseTree, ImportManager) { } var imports = new ImportManager(this, context, rootFileInfo); - + this.importManager = imports; + if (options.plugins) { options.plugins.forEach(function(plugin) { var evalResult, contents; if (plugin.fileContent) { contents = plugin.fileContent.replace(/^\uFEFF/, ''); evalResult = pluginManager.Loader.evalPlugin(contents, context, plugin.options, plugin.filename); - if (!(evalResult instanceof LessError)) { - pluginManager.addPlugin(plugin); - } - else { + if (evalResult instanceof LessError) { return callback(evalResult); } - } else { pluginManager.addPlugin(plugin); @@ -3452,7 +3436,9 @@ var Parser = function Parser(context, imports, fileInfo) { // The Parser // return { - + parserInput: parserInput, + imports: imports, + fileInfo: fileInfo, // // Parse an input string into an abstract syntax tree, // @param str A string containing 'less' markup @@ -3498,9 +3484,12 @@ var Parser = function Parser(context, imports, fileInfo) { }, imports); }); + tree.Node.prototype.parse = this; + root = new(tree.Ruleset)(null, this.parsers.primary()); root.root = true; root.firstRoot = true; + } catch (e) { return callback(new LessError(e, imports, fileInfo.filename)); } @@ -3835,15 +3824,17 @@ var Parser = function Parser(context, imports, fileInfo) { return; } - value = this.quoted() || this.variable() || + value = this.quoted() || this.variable() || this.property() || parserInput.$re(/^(?:(?:\\[\(\)'"])|[^\(\)'"])+/) || ""; parserInput.autoCommentAbsorb = true; expectChar(')'); - return new(tree.URL)((value.value != null || value instanceof tree.Variable) ? - value : new(tree.Anonymous)(value), index, fileInfo); + return new(tree.URL)((value.value != null || + value instanceof tree.Variable || + value instanceof tree.Property) ? + value : new(tree.Anonymous)(value, index), index, fileInfo); }, // @@ -3870,7 +3861,27 @@ var Parser = function Parser(context, imports, fileInfo) { return new(tree.Variable)("@" + curly[1], index, fileInfo); } }, + // + // A Property accessor, such as `$color`, in + // + // background-color: $color + // + property: function () { + var name, index = parserInput.i; + + if (parserInput.currentChar() === '$' && (name = parserInput.$re(/^\$[\w-]+/))) { + return new(tree.Property)(name, index, fileInfo); + } + }, + // A property entity useing the protective {} e.g. @{prop} + propertyCurly: function () { + var curly, index = parserInput.i; + + if (parserInput.currentChar() === '$' && (curly = parserInput.$re(/^\$\{([\w-]+)\}/))) { + return new(tree.Property)("$" + curly[1], index, fileInfo); + } + }, // // A Hexadecimal color // @@ -4124,7 +4135,7 @@ var Parser = function Parser(context, imports, fileInfo) { .push({ variadic: true }); break; } - arg = entities.variable() || entities.literal() || entities.keyword(); + arg = entities.variable() || entities.property() || entities.literal() || entities.keyword(); } if (!arg) { @@ -4147,7 +4158,7 @@ var Parser = function Parser(context, imports, fileInfo) { val = arg; } - if (val && val instanceof tree.Variable) { + if (val && (val instanceof tree.Variable || val instanceof tree.Property)) { if (parserInput.$char(':')) { if (expressions.length > 0) { if (isSemiColonSeparated) { @@ -4293,7 +4304,7 @@ var Parser = function Parser(context, imports, fileInfo) { var entities = this.entities; return this.comment() || entities.literal() || entities.variable() || entities.url() || - entities.call() || entities.keyword() || entities.javascript(); + entities.property() || entities.call() || entities.keyword() || entities.javascript(); }, // @@ -4537,7 +4548,7 @@ var Parser = function Parser(context, imports, fileInfo) { parserInput.restore(); } }, - declaration: function (tryAnonymous) { + declaration: function () { var name, value, startOfRule = parserInput.i, c = parserInput.currentChar(), important, merge, isVariable; if (c === '.' || c === '#' || c === '&' || c === ':') { return; } @@ -4559,22 +4570,16 @@ var Parser = function Parser(context, imports, fileInfo) { // where each item is a tree.Keyword or tree.Variable merge = !isVariable && name.length > 1 && name.pop().value; - // prefer to try to parse first if its a variable or we are compressing - // but always fallback on the other one - var tryValueFirst = !tryAnonymous && (context.compress || isVariable); - - if (tryValueFirst) { - value = this.value(); + // Try to store values as anonymous + // If we need the value later we'll re-parse it in ruleset.parseValue + value = this.anonymousValue(); + if (value) { + parserInput.forget(); + // anonymous values absorb the end ';' which is required for them to work + return new (tree.Declaration)(name, value, false, merge, startOfRule, fileInfo); } + if (!value) { - value = this.anonymousValue(); - if (value) { - parserInput.forget(); - // anonymous values absorb the end ';' which is required for them to work - return new (tree.Declaration)(name, value, false, merge, startOfRule, fileInfo); - } - } - if (!tryValueFirst && !value) { value = this.value(); } @@ -4584,20 +4589,19 @@ var Parser = function Parser(context, imports, fileInfo) { if (value && this.end()) { parserInput.forget(); return new (tree.Declaration)(name, value, important, merge, startOfRule, fileInfo); - } else { + } + else { parserInput.restore(); - if (value && !tryAnonymous) { - return this.declaration(true); - } } } else { - parserInput.forget(); + parserInput.restore(); } }, anonymousValue: function () { - var match = parserInput.$re(/^([^@+\/'"*`(;{}-]*);/); + var index = parserInput.i; + var match = parserInput.$re(/^([^@\$+\/'"*`(;{}-]*);/); if (match) { - return new(tree.Anonymous)(match[1]); + return new(tree.Anonymous)(match[1], index); } }, @@ -4902,7 +4906,7 @@ var Parser = function Parser(context, imports, fileInfo) { // and before the `;`. // value: function () { - var e, expressions = []; + var e, expressions = [], index = parserInput.i; do { e = this.expression(); @@ -4913,7 +4917,7 @@ var Parser = function Parser(context, imports, fileInfo) { } while (e); if (expressions.length > 0) { - return new(tree.Value)(expressions); + return new(tree.Value)(expressions, index); } }, important: function () { @@ -5152,13 +5156,14 @@ var Parser = function Parser(context, imports, fileInfo) { operand: function () { var entities = this.entities, negate; - if (parserInput.peek(/^-[@\(]/)) { + if (parserInput.peek(/^-[@\$\(]/)) { negate = parserInput.$char('-'); } var o = this.sub() || entities.dimension() || entities.color() || entities.variable() || - entities.call() || entities.colorKeyword(); + entities.property() || entities.call() || + entities.colorKeyword(); if (negate) { o.parensInOp = true; @@ -5176,7 +5181,7 @@ var Parser = function Parser(context, imports, fileInfo) { // @var * 2 // expression: function () { - var entities = [], e, delim; + var entities = [], e, delim, index = parserInput.i; do { e = this.comment(); @@ -5191,7 +5196,7 @@ var Parser = function Parser(context, imports, fileInfo) { if (!parserInput.peek(/^\/[\/*]/)) { delim = parserInput.$char('/'); if (delim) { - entities.push(new(tree.Anonymous)(delim)); + entities.push(new(tree.Anonymous)(delim, index)); } } } @@ -5229,7 +5234,7 @@ var Parser = function Parser(context, imports, fileInfo) { match(/^(\*?)/); while (true) { - if (!match(/^((?:[\w-]+)|(?:@\{[\w-]+\}))/)) { + if (!match(/^((?:[\w-]+)|(?:[@\$]\{[\w-]+\}))/)) { break; } } @@ -5245,10 +5250,11 @@ var Parser = function Parser(context, imports, fileInfo) { } for (k = 0; k < name.length; k++) { s = name[k]; - name[k] = (s.charAt(0) !== '@') ? + name[k] = (s.charAt(0) !== '@' && s.charAt(0) !== '$') ? new(tree.Keyword)(s) : - new(tree.Variable)('@' + s.slice(2, -1), - index[k], fileInfo); + (s.charAt(0) === '@' ? + new(tree.Variable)('@' + s.slice(2, -1), index[k], fileInfo) : + new(tree.Property)('$' + s.slice(2, -1), index[k], fileInfo)); } return name; } @@ -5273,7 +5279,7 @@ Parser.serializeVars = function(vars) { module.exports = Parser; -},{"../less-error":34,"../tree":65,"../utils":86,"../visitors":90,"./parser-input":39}],41:[function(require,module,exports){ +},{"../less-error":34,"../tree":65,"../utils":87,"../visitors":91,"./parser-input":39}],41:[function(require,module,exports){ /** * Plugin Manager */ @@ -5312,13 +5318,13 @@ PluginManager.prototype.addPlugins = function(plugins) { * @param plugin * @param {String} filename */ -PluginManager.prototype.addPlugin = function(plugin, filename) { +PluginManager.prototype.addPlugin = function(plugin, filename, functionRegistry) { this.installedPlugins.push(plugin); if (filename) { this.pluginCache[filename] = plugin; } if (plugin.install) { - plugin.install(this.less, this); + plugin.install(this.less, this, functionRegistry || this.less.functions.functionRegistry); } }; /** @@ -5784,7 +5790,7 @@ module.exports = function(root, options) { return evaldRoot; }; -},{"./contexts":12,"./tree":65,"./visitors":90}],46:[function(require,module,exports){ +},{"./contexts":12,"./tree":65,"./visitors":91}],46:[function(require,module,exports){ var Node = require("./node"); var Alpha = function (val) { @@ -5838,7 +5844,10 @@ Anonymous.prototype.isRulesetLike = function() { return this.rulesetLike; }; Anonymous.prototype.genCSS = function (context, output) { - output.add(this.value, this._fileInfo, this._index, this.mapLines); + this.nodeVisible = Boolean(this.value); + if (this.nodeVisible) { + output.add(this.value, this._fileInfo, this._index, this.mapLines); + } }; module.exports = Anonymous; @@ -6008,7 +6017,7 @@ AtRule.prototype.outputRuleset = function (context, output, rules) { }; module.exports = AtRule; -},{"./node":73,"./ruleset":79,"./selector":80}],50:[function(require,module,exports){ +},{"./node":73,"./ruleset":80,"./selector":81}],50:[function(require,module,exports){ var Node = require("./node"); var Attribute = function (key, op, value) { @@ -6039,6 +6048,7 @@ module.exports = Attribute; },{"./node":73}],51:[function(require,module,exports){ var Node = require("./node"), + Anonymous = require("./anonymous"), FunctionCaller = require("../functions/function-caller"); // // A function call node. @@ -6086,11 +6096,17 @@ Call.prototype.eval = function (context) { }; } - if (result != null) { + if (result !== null && result !== undefined) { + // All returned results must be Nodes, + // so anything other than a Node is a null Node + if (!(result instanceof Node)) { + result = new Anonymous(null); + } result._index = this._index; result._fileInfo = this._fileInfo; return result; } + } return new Call(this.name, args, this.getIndex(), this.fileInfo()); @@ -6109,7 +6125,7 @@ Call.prototype.genCSS = function (context, output) { }; module.exports = Call; -},{"../functions/function-caller":23,"./node":73}],52:[function(require,module,exports){ +},{"../functions/function-caller":23,"./anonymous":47,"./node":73}],52:[function(require,module,exports){ var Node = require("./node"), colors = require("../data/colors"); @@ -6527,7 +6543,7 @@ Declaration.prototype.makeImportant = function () { }; module.exports = Declaration; -},{"./keyword":68,"./node":73,"./value":84}],58:[function(require,module,exports){ +},{"./keyword":68,"./node":73,"./value":85}],58:[function(require,module,exports){ var Node = require("./node"), contexts = require("../contexts"), utils = require("../utils"); @@ -6552,7 +6568,7 @@ DetachedRuleset.prototype.callEval = function (context) { }; module.exports = DetachedRuleset; -},{"../contexts":12,"../utils":86,"./node":73}],59:[function(require,module,exports){ +},{"../contexts":12,"../utils":87,"./node":73}],59:[function(require,module,exports){ var Node = require("./node"), unitConversions = require("../data/unit-conversions"), Unit = require("./unit"), @@ -6712,7 +6728,7 @@ Dimension.prototype.convertTo = function (conversions) { }; module.exports = Dimension; -},{"../data/unit-conversions":15,"./color":52,"./node":73,"./unit":82}],60:[function(require,module,exports){ +},{"../data/unit-conversions":15,"./color":52,"./node":73,"./unit":83}],60:[function(require,module,exports){ // Backwards compatibility shim for Directive (AtRule) var AtRule = require("./atrule"); @@ -6906,7 +6922,7 @@ Extend.prototype.findSelfSelectors = function (selectors) { }; module.exports = Extend; -},{"./node":73,"./selector":80}],64:[function(require,module,exports){ +},{"./node":73,"./selector":81}],64:[function(require,module,exports){ var Node = require("./node"), Media = require("./media"), URL = require("./url"), @@ -7046,6 +7062,7 @@ Import.prototype.doEval = function (context) { if ( registry && this.root && this.root.functions ) { registry.addMultiple( this.root.functions ); } + return []; } @@ -7080,7 +7097,7 @@ Import.prototype.doEval = function (context) { }; module.exports = Import; -},{"../utils":86,"./anonymous":47,"./media":69,"./node":73,"./quoted":76,"./ruleset":79,"./url":83}],65:[function(require,module,exports){ +},{"../utils":87,"./anonymous":47,"./media":69,"./node":73,"./quoted":77,"./ruleset":80,"./url":84}],65:[function(require,module,exports){ var tree = {}; tree.Node = require('./node'); @@ -7095,6 +7112,7 @@ tree.Dimension = require('./dimension'); tree.Unit = require('./unit'); tree.Keyword = require('./keyword'); tree.Variable = require('./variable'); +tree.Property = require('./property'); tree.Ruleset = require('./ruleset'); tree.Element = require('./element'); tree.Attribute = require('./attribute'); @@ -7127,7 +7145,7 @@ tree.RulesetCall = require('./ruleset-call'); module.exports = tree; -},{"./alpha":46,"./anonymous":47,"./assignment":48,"./atrule":49,"./attribute":50,"./call":51,"./color":52,"./combinator":53,"./comment":54,"./condition":55,"./declaration":57,"./detached-ruleset":58,"./dimension":59,"./directive":60,"./element":61,"./expression":62,"./extend":63,"./import":64,"./javascript":66,"./keyword":68,"./media":69,"./mixin-call":70,"./mixin-definition":71,"./negative":72,"./node":73,"./operation":74,"./paren":75,"./quoted":76,"./rule":77,"./ruleset":79,"./ruleset-call":78,"./selector":80,"./unicode-descriptor":81,"./unit":82,"./url":83,"./value":84,"./variable":85}],66:[function(require,module,exports){ +},{"./alpha":46,"./anonymous":47,"./assignment":48,"./atrule":49,"./attribute":50,"./call":51,"./color":52,"./combinator":53,"./comment":54,"./condition":55,"./declaration":57,"./detached-ruleset":58,"./dimension":59,"./directive":60,"./element":61,"./expression":62,"./extend":63,"./import":64,"./javascript":66,"./keyword":68,"./media":69,"./mixin-call":70,"./mixin-definition":71,"./negative":72,"./node":73,"./operation":74,"./paren":75,"./property":76,"./quoted":77,"./rule":78,"./ruleset":80,"./ruleset-call":79,"./selector":81,"./unicode-descriptor":82,"./unit":83,"./url":84,"./value":85,"./variable":86}],66:[function(require,module,exports){ var JsEvalNode = require("./js-eval-node"), Dimension = require("./dimension"), Quoted = require("./quoted"), @@ -7157,7 +7175,7 @@ JavaScript.prototype.eval = function(context) { module.exports = JavaScript; -},{"./anonymous":47,"./dimension":59,"./js-eval-node":67,"./quoted":76}],67:[function(require,module,exports){ +},{"./anonymous":47,"./dimension":59,"./js-eval-node":67,"./quoted":77}],67:[function(require,module,exports){ var Node = require("./node"), Variable = require("./variable"); @@ -7220,7 +7238,7 @@ JsEvalNode.prototype.jsify = function (obj) { module.exports = JsEvalNode; -},{"./node":73,"./variable":85}],68:[function(require,module,exports){ +},{"./node":73,"./variable":86}],68:[function(require,module,exports){ var Node = require("./node"); var Keyword = function (value) { this.value = value; }; @@ -7262,7 +7280,7 @@ var Media = function (value, features, index, currentFileInfo, visibilityInfo) { }; Media.prototype = new AtRule(); Media.prototype.type = "Media"; -Media.prototype.isRulesetLike = true; +Media.prototype.isRulesetLike = function() { return true; }; Media.prototype.accept = function (visitor) { if (this.features) { this.features = visitor.visit(this.features); @@ -7390,7 +7408,7 @@ Media.prototype.bubbleSelectors = function (selectors) { }; module.exports = Media; -},{"../utils":86,"./anonymous":47,"./atrule":49,"./expression":62,"./ruleset":79,"./selector":80,"./value":84}],70:[function(require,module,exports){ +},{"../utils":87,"./anonymous":47,"./atrule":49,"./expression":62,"./ruleset":80,"./selector":81,"./value":85}],70:[function(require,module,exports){ var Node = require("./node"), Selector = require("./selector"), MixinDefinition = require("./mixin-definition"), @@ -7576,7 +7594,7 @@ MixinCall.prototype.format = function (args) { }; module.exports = MixinCall; -},{"../functions/default":22,"./mixin-definition":71,"./node":73,"./selector":80}],71:[function(require,module,exports){ +},{"../functions/default":22,"./mixin-definition":71,"./node":73,"./selector":81}],71:[function(require,module,exports){ var Selector = require("./selector"), Element = require("./element"), Ruleset = require("./ruleset"), @@ -7780,7 +7798,7 @@ Definition.prototype.matchArgs = function (args, context) { }; module.exports = Definition; -},{"../contexts":12,"../utils":86,"./declaration":57,"./element":61,"./expression":62,"./ruleset":79,"./selector":80}],72:[function(require,module,exports){ +},{"../contexts":12,"../utils":87,"./declaration":57,"./element":61,"./expression":62,"./ruleset":80,"./selector":81}],72:[function(require,module,exports){ var Node = require("./node"), Operation = require("./operation"), Dimension = require("./dimension"); @@ -7807,6 +7825,8 @@ var Node = function() { this.parent = null; this.visibilityBlocks = undefined; this.nodeVisible = undefined; + this.rootNode = null; + this.parsed = null; var self = this; Object.defineProperty(this, "currentFileInfo", { @@ -7836,6 +7856,7 @@ Node.prototype.getIndex = function() { Node.prototype.fileInfo = function() { return this._fileInfo || (this.parent && this.parent.fileInfo()) || {}; }; +Node.prototype.isRulesetLike = function() { return false; }; Node.prototype.toCSS = function (context) { var strs = []; this.genCSS(context, { @@ -8027,9 +8048,82 @@ Paren.prototype.eval = function (context) { module.exports = Paren; },{"./node":73}],76:[function(require,module,exports){ +var Node = require("./node"), + Declaration = require("./declaration"); + +var Property = function (name, index, currentFileInfo) { + this.name = name; + this._index = index; + this._fileInfo = currentFileInfo; +}; +Property.prototype = new Node(); +Property.prototype.type = "Property"; +Property.prototype.eval = function (context) { + var property, name = this.name; + // TODO: shorten this reference + var mergeRules = context.pluginManager.less.visitors.ToCSSVisitor.prototype._mergeRules; + + if (this.evaluating) { + throw { type: 'Name', + message: "Recursive property reference for " + name, + filename: this.fileInfo().filename, + index: this.getIndex() }; + } + + this.evaluating = true; + + property = this.find(context.frames, function (frame) { + + var v, vArr = frame.property(name); + if (vArr) { + for (var i = 0; i < vArr.length; i++) { + v = vArr[i]; + + vArr[i] = new Declaration(v.name, + v.value, + v.important, + v.merge, + v.index, + v.currentFileInfo, + v.inline, + v.variable + ); + } + mergeRules(vArr); + + v = vArr[vArr.length - 1]; + if (v.important) { + var importantScope = context.importantScope[context.importantScope.length - 1]; + importantScope.important = v.important; + } + v = v.value.eval(context); + return v; + } + }); + if (property) { + this.evaluating = false; + return property; + } else { + throw { type: 'Name', + message: "Property '" + name + "' is undefined", + filename: this.currentFileInfo.filename, + index: this.index }; + } +}; +Property.prototype.find = function (obj, fun) { + for (var i = 0, r; i < obj.length; i++) { + r = fun.call(obj, obj[i]); + if (r) { return r; } + } + return null; +}; +module.exports = Property; + +},{"./declaration":57,"./node":73}],77:[function(require,module,exports){ var Node = require("./node"), JsEvalNode = require("./js-eval-node"), - Variable = require("./variable"); + Variable = require("./variable"), + Property = require("./property"); var Quoted = function (str, content, escaped, index, currentFileInfo) { this.escaped = (escaped == null) ? true : escaped; @@ -8057,10 +8151,14 @@ Quoted.prototype.eval = function (context) { var javascriptReplacement = function (_, exp) { return String(that.evaluateJavaScript(exp, context)); }; - var interpolationReplacement = function (_, name) { + var variableReplacement = function (_, name) { var v = new Variable('@' + name, that.getIndex(), that.fileInfo()).eval(context, true); return (v instanceof Quoted) ? v.value : v.toCSS(); }; + var propertyReplacement = function (_, name) { + var v = new Property('$' + name, that.getIndex(), that.fileInfo()).eval(context, true); + return (v instanceof Quoted) ? v.value : v.toCSS(); + }; function iterativeReplace(value, regexp, replacementFnc) { var evaluatedValue = value; do { @@ -8070,7 +8168,8 @@ Quoted.prototype.eval = function (context) { return evaluatedValue; } value = iterativeReplace(value, /`([^`]+)`/g, javascriptReplacement); - value = iterativeReplace(value, /@\{([\w-]+)\}/g, interpolationReplacement); + value = iterativeReplace(value, /@\{([\w-]+)\}/g, variableReplacement); + value = iterativeReplace(value, /\$\{([\w-]+)\}/g, propertyReplacement); return new Quoted(this.quote + value + this.quote, value, this.escaped, this.getIndex(), this.fileInfo()); }; Quoted.prototype.compare = function (other) { @@ -8083,7 +8182,7 @@ Quoted.prototype.compare = function (other) { }; module.exports = Quoted; -},{"./js-eval-node":67,"./node":73,"./variable":85}],77:[function(require,module,exports){ +},{"./js-eval-node":67,"./node":73,"./property":76,"./variable":86}],78:[function(require,module,exports){ // Backwards compatibility shim for Rule (Declaration) var Declaration = require("./declaration"); @@ -8096,7 +8195,7 @@ Rule.prototype = Object.create(Declaration.prototype); Rule.prototype.constructor = Rule; module.exports = Rule; -},{"./declaration":57}],78:[function(require,module,exports){ +},{"./declaration":57}],79:[function(require,module,exports){ var Node = require("./node"), Variable = require("./variable"); @@ -8112,25 +8211,32 @@ RulesetCall.prototype.eval = function (context) { }; module.exports = RulesetCall; -},{"./node":73,"./variable":85}],79:[function(require,module,exports){ +},{"./node":73,"./variable":86}],80:[function(require,module,exports){ var Node = require("./node"), Declaration = require("./declaration"), + Keyword = require("./keyword"), + Comment = require("./comment"), + Paren = require("./paren"), Selector = require("./selector"), Element = require("./element"), - Paren = require("./paren"), + Anonymous = require("./anonymous"), contexts = require("../contexts"), globalFunctionRegistry = require("../functions/function-registry"), defaultFunc = require("../functions/default"), getDebugInfo = require("./debug-info"), + LessError = require("../less-error"), utils = require("../utils"); var Ruleset = function (selectors, rules, strictImports, visibilityInfo) { this.selectors = selectors; this.rules = rules; this._lookups = {}; + this._variables = null; + this._properties = null; this.strictImports = strictImports; this.copyVisibilityInfo(visibilityInfo); this.allowRoot = true; + this.setParent(this.selectors, this); this.setParent(this.rules, this); @@ -8138,7 +8244,7 @@ var Ruleset = function (selectors, rules, strictImports, visibilityInfo) { Ruleset.prototype = new Node(); Ruleset.prototype.type = "Ruleset"; Ruleset.prototype.isRuleset = true; -Ruleset.prototype.isRulesetLike = true; +Ruleset.prototype.isRulesetLike = function() { return true; }; Ruleset.prototype.accept = function (visitor) { if (this.paths) { this.paths = visitor.visitArray(this.paths, true); @@ -8219,20 +8325,20 @@ Ruleset.prototype.eval = function (context) { // Store the frames around mixin definitions, // so they can be evaluated like closures when the time comes. - var rsRules = ruleset.rules, rsRuleCnt = rsRules ? rsRules.length : 0; - for (i = 0; i < rsRuleCnt; i++) { - if (rsRules[i].evalFirst) { - rsRules[i] = rsRules[i].eval(context); + var rsRules = ruleset.rules; + for (i = 0; (rule = rsRules[i]); i++) { + if (rule.evalFirst) { + rsRules[i] = rule.eval(context); } } var mediaBlockCount = (context.mediaBlocks && context.mediaBlocks.length) || 0; // Evaluate mixin calls. - for (i = 0; i < rsRuleCnt; i++) { - if (rsRules[i].type === "MixinCall") { + for (i = 0; (rule = rsRules[i]); i++) { + if (rule.type === "MixinCall") { /*jshint loopfunc:true */ - rules = rsRules[i].eval(context).filter(function(r) { + rules = rule.eval(context).filter(function(r) { if ((r instanceof Declaration) && r.variable) { // do not pollute the scope if the variable is // already there. consider returning false here @@ -8242,12 +8348,11 @@ Ruleset.prototype.eval = function (context) { return true; }); rsRules.splice.apply(rsRules, [i, 1].concat(rules)); - rsRuleCnt += rules.length - 1; i += rules.length - 1; ruleset.resetCache(); - } else if (rsRules[i].type === "RulesetCall") { + } else if (rule.type === "RulesetCall") { /*jshint loopfunc:true */ - rules = rsRules[i].eval(context).rules.filter(function(r) { + rules = rule.eval(context).rules.filter(function(r) { if ((r instanceof Declaration) && r.variable) { // do not pollute the scope at all return false; @@ -8255,31 +8360,27 @@ Ruleset.prototype.eval = function (context) { return true; }); rsRules.splice.apply(rsRules, [i, 1].concat(rules)); - rsRuleCnt += rules.length - 1; i += rules.length - 1; ruleset.resetCache(); } } // Evaluate everything else - for (i = 0; i < rsRules.length; i++) { - rule = rsRules[i]; + for (i = 0; (rule = rsRules[i]); i++) { if (!rule.evalFirst) { rsRules[i] = rule = rule.eval ? rule.eval(context) : rule; } } // Evaluate everything else - for (i = 0; i < rsRules.length; i++) { - rule = rsRules[i]; + for (i = 0; (rule = rsRules[i]); i++) { // for rulesets, check if it is a css guard and can be removed if (rule instanceof Ruleset && rule.selectors && rule.selectors.length === 1) { // check if it can be folded in (e.g. & where) if (rule.selectors[0].isJustParentSelector()) { rsRules.splice(i--, 1); - for (var j = 0; j < rule.rules.length; j++) { - subRule = rule.rules[j]; + for (var j = 0; (subRule = rule.rules[j]); j++) { if (subRule instanceof Node) { subRule.copyVisibilityInfo(rule.visibilityInfo()); if (!(subRule instanceof Declaration) || !subRule.variable) { @@ -8351,6 +8452,7 @@ Ruleset.prototype.matchCondition = function (args, context) { Ruleset.prototype.resetCache = function () { this._rulesets = null; this._variables = null; + this._properties = null; this._lookups = {}; }; Ruleset.prototype.variables = function () { @@ -8375,17 +8477,86 @@ Ruleset.prototype.variables = function () { } return this._variables; }; +Ruleset.prototype.properties = function () { + if (!this._properties) { + this._properties = !this.rules ? {} : this.rules.reduce(function (hash, r) { + if (r instanceof Declaration && r.variable !== true) { + var name = (r.name.length === 1) && (r.name[0] instanceof Keyword) ? + r.name[0].value : r.name; + // Properties don't overwrite as they can merge + if (!hash['$' + name]) { + hash['$' + name] = [ r ]; + } + else { + hash['$' + name].push(r); + } + } + return hash; + }, {}); + } + return this._properties; +}; Ruleset.prototype.variable = function (name) { - return this.variables()[name]; + var decl = this.variables()[name]; + if (decl) { + return this.parseValue(decl); + } +}; +Ruleset.prototype.property = function (name) { + var decl = this.properties()[name]; + if (decl) { + return this.parseValue(decl); + } +}; +Ruleset.prototype.parseValue = function(toParse) { + var self = this; + function transformDeclaration(decl) { + if (decl.value instanceof Anonymous && !decl.parsed) { + try { + this.parse.parserInput.start(decl.value.value, false, function fail(msg, index) { + decl.parsed = true; + return decl; + }); + var result = this.parse.parsers.value(); + var important = this.parse.parsers.important(); + + var endInfo = this.parse.parserInput.end(); + if (endInfo.isFinished) { + decl.value = result; + decl.imporant = important; + decl.parsed = true; + } + } catch (e) { + throw new LessError({ + index: e.index + decl.value.getIndex(), + message: e.message + }, this.parse.imports, decl.fileInfo().filename); + } + + return decl; + } + else { + return decl; + } + } + if (!Array.isArray(toParse)) { + return transformDeclaration.call(self, toParse); + } + else { + var nodes = []; + toParse.forEach(function(n) { + nodes.push(transformDeclaration.call(self, n)); + }); + return nodes; + } }; Ruleset.prototype.rulesets = function () { if (!this.rules) { return []; } - var filtRules = [], rules = this.rules, cnt = rules.length, + var filtRules = [], rules = this.rules, i, rule; - for (i = 0; i < cnt; i++) { - rule = rules[i]; + for (i = 0; (rule = rules[i]); i++) { if (rule.isRuleset) { filtRules.push(rule); } @@ -8451,41 +8622,23 @@ Ruleset.prototype.genCSS = function (context, output) { tabSetStr = context.compress ? '' : Array(context.tabLevel).join(" "), sep; - function isRulesetLikeNode(rule) { - // if it has nested rules, then it should be treated like a ruleset - // medias and comments do not have nested rules, but should be treated like rulesets anyway - // some atrules and anonymous nodes are ruleset like, others are not - if (typeof rule.isRulesetLike === "boolean") { - return rule.isRulesetLike; - } else if (typeof rule.isRulesetLike === "function") { - return rule.isRulesetLike(); - } - - //anything else is assumed to be a rule - return false; - } - var charsetNodeIndex = 0; var importNodeIndex = 0; - for (i = 0; i < this.rules.length; i++) { - rule = this.rules[i]; - // Plugins may return something other than Nodes - if (rule instanceof Node) { - if (rule.type === "Comment") { - if (importNodeIndex === i) { - importNodeIndex++; - } - ruleNodes.push(rule); - } else if (rule.isCharset && rule.isCharset()) { - ruleNodes.splice(charsetNodeIndex, 0, rule); - charsetNodeIndex++; + for (i = 0; (rule = this.rules[i]); i++) { + if (rule instanceof Comment) { + if (importNodeIndex === i) { importNodeIndex++; - } else if (rule.type === "Import") { - ruleNodes.splice(importNodeIndex, 0, rule); - importNodeIndex++; - } else { - ruleNodes.push(rule); } + ruleNodes.push(rule); + } else if (rule.isCharset && rule.isCharset()) { + ruleNodes.splice(charsetNodeIndex, 0, rule); + charsetNodeIndex++; + importNodeIndex++; + } else if (rule.type === "Import") { + ruleNodes.splice(importNodeIndex, 0, rule); + importNodeIndex++; + } else { + ruleNodes.push(rule); } } ruleNodes = charsetRuleNodes.concat(ruleNodes); @@ -8523,15 +8676,14 @@ Ruleset.prototype.genCSS = function (context, output) { } // Compile rules and rulesets - for (i = 0; i < ruleNodes.length; i++) { - rule = ruleNodes[i]; + for (i = 0; (rule = ruleNodes[i]); i++) { if (i + 1 === ruleNodes.length) { context.lastRule = true; } var currentLastRule = context.lastRule; - if (isRulesetLikeNode(rule)) { + if (rule.isRulesetLike(rule)) { context.lastRule = false; } @@ -8543,7 +8695,7 @@ Ruleset.prototype.genCSS = function (context, output) { context.lastRule = currentLastRule; - if (!context.lastRule) { + if (!context.lastRule && rule.isVisible()) { output.add(context.compress ? '' : ('\n' + tabRuleStr)); } else { context.lastRule = false; @@ -8661,9 +8813,7 @@ Ruleset.prototype.joinSelector = function (paths, context, selector) { return; } - for (i = 0; i < selectors.length; i++) { - sel = selectors[i]; - + for (i = 0; (sel = selectors[i]); i++) { // if the previous thing in sel is a parent this needs to join on to it if (sel.length > 0) { sel[sel.length - 1] = sel[sel.length - 1].createDerived(sel[sel.length - 1].elements.concat(elements)); @@ -8691,12 +8841,12 @@ Ruleset.prototype.joinSelector = function (paths, context, selector) { var i, j, k, currentElements, newSelectors, selectorsMultiplied, sel, el, hadParentSelector = false, length, lastSelector; function findNestedSelector(element) { var maybeSelector; - if (element.value.type !== 'Paren') { + if (!(element.value instanceof Paren)) { return null; } maybeSelector = element.value.value; - if (maybeSelector.type !== 'Selector') { + if (!(maybeSelector instanceof Selector)) { return null; } @@ -8712,8 +8862,7 @@ Ruleset.prototype.joinSelector = function (paths, context, selector) { [] ]; - for (i = 0; i < inSelector.elements.length; i++) { - el = inSelector.elements[i]; + for (i = 0; (el = inSelector.elements[i]); i++) { // non parent reference elements just get added if (el.value !== "&") { var nestedSelector = findNestedSelector(el); @@ -8828,7 +8977,7 @@ Ruleset.prototype.joinSelector = function (paths, context, selector) { }; module.exports = Ruleset; -},{"../contexts":12,"../functions/default":22,"../functions/function-registry":24,"../utils":86,"./debug-info":56,"./declaration":57,"./element":61,"./node":73,"./paren":75,"./selector":80}],80:[function(require,module,exports){ +},{"../contexts":12,"../functions/default":22,"../functions/function-registry":24,"../less-error":34,"../utils":87,"./anonymous":47,"./comment":54,"./debug-info":56,"./declaration":57,"./element":61,"./keyword":68,"./node":73,"./paren":75,"./selector":81}],81:[function(require,module,exports){ var Node = require("./node"), Element = require("./element"); @@ -8943,7 +9092,7 @@ Selector.prototype.getIsOutput = function() { }; module.exports = Selector; -},{"./element":61,"./node":73}],81:[function(require,module,exports){ +},{"./element":61,"./node":73}],82:[function(require,module,exports){ var Node = require("./node"); var UnicodeDescriptor = function (value) { @@ -8954,7 +9103,7 @@ UnicodeDescriptor.prototype.type = "UnicodeDescriptor"; module.exports = UnicodeDescriptor; -},{"./node":73}],82:[function(require,module,exports){ +},{"./node":73}],83:[function(require,module,exports){ var Node = require("./node"), unitConversions = require("../data/unit-conversions"), utils = require("../utils"); @@ -9077,7 +9226,7 @@ Unit.prototype.cancel = function () { }; module.exports = Unit; -},{"../data/unit-conversions":15,"../utils":86,"./node":73}],83:[function(require,module,exports){ +},{"../data/unit-conversions":15,"../utils":87,"./node":73}],84:[function(require,module,exports){ var Node = require("./node"); var URL = function (val, index, currentFileInfo, isEvald) { @@ -9133,7 +9282,7 @@ URL.prototype.eval = function (context) { }; module.exports = URL; -},{"./node":73}],84:[function(require,module,exports){ +},{"./node":73}],85:[function(require,module,exports){ var Node = require("./node"); var Value = function (value) { @@ -9169,7 +9318,7 @@ Value.prototype.genCSS = function (context, output) { }; module.exports = Value; -},{"./node":73}],85:[function(require,module,exports){ +},{"./node":73}],86:[function(require,module,exports){ var Node = require("./node"); var Variable = function (name, index, currentFileInfo) { @@ -9224,7 +9373,7 @@ Variable.prototype.find = function (obj, fun) { }; module.exports = Variable; -},{"./node":73}],86:[function(require,module,exports){ +},{"./node":73}],87:[function(require,module,exports){ module.exports = { getLocation: function(index, inputStream) { var n = index + 1, @@ -9255,7 +9404,7 @@ module.exports = { } }; -},{}],87:[function(require,module,exports){ +},{}],88:[function(require,module,exports){ var tree = require("../tree"), Visitor = require("./visitor"), logger = require("../logger"), @@ -9718,7 +9867,7 @@ ProcessExtendsVisitor.prototype = { module.exports = ProcessExtendsVisitor; -},{"../logger":35,"../tree":65,"../utils":86,"./visitor":94}],88:[function(require,module,exports){ +},{"../logger":35,"../tree":65,"../utils":87,"./visitor":95}],89:[function(require,module,exports){ function ImportSequencer(onSequencerEmpty) { this.imports = []; this.variableImports = []; @@ -9774,7 +9923,7 @@ ImportSequencer.prototype.tryRun = function() { module.exports = ImportSequencer; -},{}],89:[function(require,module,exports){ +},{}],90:[function(require,module,exports){ var contexts = require("../contexts"), Visitor = require("./visitor"), ImportSequencer = require("./import-sequencer"), @@ -9966,7 +10115,7 @@ ImportVisitor.prototype = { }; module.exports = ImportVisitor; -},{"../contexts":12,"../utils":86,"./import-sequencer":88,"./visitor":94}],90:[function(require,module,exports){ +},{"../contexts":12,"../utils":87,"./import-sequencer":89,"./visitor":95}],91:[function(require,module,exports){ var visitors = { Visitor: require("./visitor"), ImportVisitor: require('./import-visitor'), @@ -9978,7 +10127,7 @@ var visitors = { module.exports = visitors; -},{"./extend-visitor":87,"./import-visitor":89,"./join-selector-visitor":91,"./set-tree-visibility-visitor":92,"./to-css-visitor":93,"./visitor":94}],91:[function(require,module,exports){ +},{"./extend-visitor":88,"./import-visitor":90,"./join-selector-visitor":92,"./set-tree-visibility-visitor":93,"./to-css-visitor":94,"./visitor":95}],92:[function(require,module,exports){ var Visitor = require("./visitor"); var JoinSelectorVisitor = function() { @@ -10031,7 +10180,7 @@ JoinSelectorVisitor.prototype = { module.exports = JoinSelectorVisitor; -},{"./visitor":94}],92:[function(require,module,exports){ +},{"./visitor":95}],93:[function(require,module,exports){ var SetTreeVisibilityVisitor = function(visible) { this.visible = visible; }; @@ -10070,7 +10219,7 @@ SetTreeVisibilityVisitor.prototype.visit = function(node) { return node; }; module.exports = SetTreeVisibilityVisitor; -},{}],93:[function(require,module,exports){ +},{}],94:[function(require,module,exports){ var tree = require("../tree"), Visitor = require("./visitor"); @@ -10465,7 +10614,7 @@ ToCSSVisitor.prototype = { module.exports = ToCSSVisitor; -},{"../tree":65,"./visitor":94}],94:[function(require,module,exports){ +},{"../tree":65,"./visitor":95}],95:[function(require,module,exports){ var tree = require("../tree"); var _visitArgs = { visitDeeper: true }, @@ -10619,7 +10768,7 @@ Visitor.prototype = { }; module.exports = Visitor; -},{"../tree":65}],95:[function(require,module,exports){ +},{"../tree":65}],96:[function(require,module,exports){ "use strict"; // rawAsap provides everything we need except exception management. @@ -10687,7 +10836,7 @@ RawTask.prototype.call = function () { } }; -},{"./raw":96}],96:[function(require,module,exports){ +},{"./raw":97}],97:[function(require,module,exports){ (function (global){ "use strict"; @@ -10911,356 +11060,7 @@ rawAsap.makeRequestCallFromTimer = makeRequestCallFromTimer; // https://github.com/tildeio/rsvp.js/blob/cddf7232546a9cf858524b75cde6f9edf72620a7/lib/rsvp/asap.js }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) -},{}],97:[function(require,module,exports){ -(function (process){ -// Copyright Joyent, Inc. and other Node contributors. -// -// Permission is hereby granted, free of charge, to any person obtaining a -// copy of this software and associated documentation files (the -// "Software"), to deal in the Software without restriction, including -// without limitation the rights to use, copy, modify, merge, publish, -// distribute, sublicense, and/or sell copies of the Software, and to permit -// persons to whom the Software is furnished to do so, subject to the -// following conditions: -// -// The above copyright notice and this permission notice shall be included -// in all copies or substantial portions of the Software. -// -// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS -// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN -// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, -// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR -// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE -// USE OR OTHER DEALINGS IN THE SOFTWARE. - -// resolves . and .. elements in a path array with directory names there -// must be no slashes, empty elements, or device names (c:\) in the array -// (so also no leading and trailing slashes - it does not distinguish -// relative and absolute paths) -function normalizeArray(parts, allowAboveRoot) { - // if the path tries to go above the root, `up` ends up > 0 - var up = 0; - for (var i = parts.length - 1; i >= 0; i--) { - var last = parts[i]; - if (last === '.') { - parts.splice(i, 1); - } else if (last === '..') { - parts.splice(i, 1); - up++; - } else if (up) { - parts.splice(i, 1); - up--; - } - } - - // if the path is allowed to go above the root, restore leading ..s - if (allowAboveRoot) { - for (; up--; up) { - parts.unshift('..'); - } - } - - return parts; -} - -// Split a filename into [root, dir, basename, ext], unix version -// 'root' is just a slash, or nothing. -var splitPathRe = - /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; -var splitPath = function(filename) { - return splitPathRe.exec(filename).slice(1); -}; - -// path.resolve([from ...], to) -// posix version -exports.resolve = function() { - var resolvedPath = '', - resolvedAbsolute = false; - - for (var i = arguments.length - 1; i >= -1 && !resolvedAbsolute; i--) { - var path = (i >= 0) ? arguments[i] : process.cwd(); - - // Skip empty and invalid entries - if (typeof path !== 'string') { - throw new TypeError('Arguments to path.resolve must be strings'); - } else if (!path) { - continue; - } - - resolvedPath = path + '/' + resolvedPath; - resolvedAbsolute = path.charAt(0) === '/'; - } - - // At this point the path should be resolved to a full absolute path, but - // handle relative paths to be safe (might happen when process.cwd() fails) - - // Normalize the path - resolvedPath = normalizeArray(filter(resolvedPath.split('/'), function(p) { - return !!p; - }), !resolvedAbsolute).join('/'); - - return ((resolvedAbsolute ? '/' : '') + resolvedPath) || '.'; -}; - -// path.normalize(path) -// posix version -exports.normalize = function(path) { - var isAbsolute = exports.isAbsolute(path), - trailingSlash = substr(path, -1) === '/'; - - // Normalize the path - path = normalizeArray(filter(path.split('/'), function(p) { - return !!p; - }), !isAbsolute).join('/'); - - if (!path && !isAbsolute) { - path = '.'; - } - if (path && trailingSlash) { - path += '/'; - } - - return (isAbsolute ? '/' : '') + path; -}; - -// posix version -exports.isAbsolute = function(path) { - return path.charAt(0) === '/'; -}; - -// posix version -exports.join = function() { - var paths = Array.prototype.slice.call(arguments, 0); - return exports.normalize(filter(paths, function(p, index) { - if (typeof p !== 'string') { - throw new TypeError('Arguments to path.join must be strings'); - } - return p; - }).join('/')); -}; - - -// path.relative(from, to) -// posix version -exports.relative = function(from, to) { - from = exports.resolve(from).substr(1); - to = exports.resolve(to).substr(1); - - function trim(arr) { - var start = 0; - for (; start < arr.length; start++) { - if (arr[start] !== '') break; - } - - var end = arr.length - 1; - for (; end >= 0; end--) { - if (arr[end] !== '') break; - } - - if (start > end) return []; - return arr.slice(start, end - start + 1); - } - - var fromParts = trim(from.split('/')); - var toParts = trim(to.split('/')); - - var length = Math.min(fromParts.length, toParts.length); - var samePartsLength = length; - for (var i = 0; i < length; i++) { - if (fromParts[i] !== toParts[i]) { - samePartsLength = i; - break; - } - } - - var outputParts = []; - for (var i = samePartsLength; i < fromParts.length; i++) { - outputParts.push('..'); - } - - outputParts = outputParts.concat(toParts.slice(samePartsLength)); - - return outputParts.join('/'); -}; - -exports.sep = '/'; -exports.delimiter = ':'; - -exports.dirname = function(path) { - var result = splitPath(path), - root = result[0], - dir = result[1]; - - if (!root && !dir) { - // No dirname whatsoever - return '.'; - } - - if (dir) { - // It has a dirname, strip trailing slash - dir = dir.substr(0, dir.length - 1); - } - - return root + dir; -}; - - -exports.basename = function(path, ext) { - var f = splitPath(path)[2]; - // TODO: make this comparison case-insensitive on windows? - if (ext && f.substr(-1 * ext.length) === ext) { - f = f.substr(0, f.length - ext.length); - } - return f; -}; - - -exports.extname = function(path) { - return splitPath(path)[3]; -}; - -function filter (xs, f) { - if (xs.filter) return xs.filter(f); - var res = []; - for (var i = 0; i < xs.length; i++) { - if (f(xs[i], i, xs)) res.push(xs[i]); - } - return res; -} - -// String.prototype.substr - negative index don't work in IE8 -var substr = 'ab'.substr(-1) === 'b' - ? function (str, start, len) { return str.substr(start, len) } - : function (str, start, len) { - if (start < 0) start = str.length + start; - return str.substr(start, len); - } -; - -}).call(this,require('_process')) -},{"_process":98}],98:[function(require,module,exports){ -// shim for using process in browser - -var process = module.exports = {}; - -// cached from whatever global is present so that test runners that stub it -// don't break things. But we need to wrap it in a try catch in case it is -// wrapped in strict mode code which doesn't define any globals. It's inside a -// function because try/catches deoptimize in certain engines. - -var cachedSetTimeout; -var cachedClearTimeout; - -(function () { - try { - cachedSetTimeout = setTimeout; - } catch (e) { - cachedSetTimeout = function () { - throw new Error('setTimeout is not defined'); - } - } - try { - cachedClearTimeout = clearTimeout; - } catch (e) { - cachedClearTimeout = function () { - throw new Error('clearTimeout is not defined'); - } - } -} ()) -var queue = []; -var draining = false; -var currentQueue; -var queueIndex = -1; - -function cleanUpNextTick() { - if (!draining || !currentQueue) { - return; - } - draining = false; - if (currentQueue.length) { - queue = currentQueue.concat(queue); - } else { - queueIndex = -1; - } - if (queue.length) { - drainQueue(); - } -} - -function drainQueue() { - if (draining) { - return; - } - var timeout = cachedSetTimeout(cleanUpNextTick); - draining = true; - - var len = queue.length; - while(len) { - currentQueue = queue; - queue = []; - while (++queueIndex < len) { - if (currentQueue) { - currentQueue[queueIndex].run(); - } - } - queueIndex = -1; - len = queue.length; - } - currentQueue = null; - draining = false; - cachedClearTimeout(timeout); -} - -process.nextTick = function (fun) { - var args = new Array(arguments.length - 1); - if (arguments.length > 1) { - for (var i = 1; i < arguments.length; i++) { - args[i - 1] = arguments[i]; - } - } - queue.push(new Item(fun, args)); - if (queue.length === 1 && !draining) { - cachedSetTimeout(drainQueue, 0); - } -}; - -// v8 likes predictible objects -function Item(fun, array) { - this.fun = fun; - this.array = array; -} -Item.prototype.run = function () { - this.fun.apply(null, this.array); -}; -process.title = 'browser'; -process.browser = true; -process.env = {}; -process.argv = []; -process.version = ''; // empty string to avoid regexp issues -process.versions = {}; - -function noop() {} - -process.on = noop; -process.addListener = noop; -process.once = noop; -process.off = noop; -process.removeListener = noop; -process.removeAllListeners = noop; -process.emit = noop; - -process.binding = function (name) { - throw new Error('process.binding is not supported'); -}; - -process.cwd = function () { return '/' }; -process.chdir = function (dir) { - throw new Error('process.chdir is not supported'); -}; -process.umask = function() { return 0; }; - -},{}],99:[function(require,module,exports){ +},{}],98:[function(require,module,exports){ 'use strict'; var asap = require('asap/raw'); @@ -11475,7 +11275,7 @@ function doResolve(fn, promise) { } } -},{"asap/raw":96}],100:[function(require,module,exports){ +},{"asap/raw":97}],99:[function(require,module,exports){ 'use strict'; //This file contains the ES6 extensions to the core Promises/A+ API @@ -11584,7 +11384,7 @@ Promise.prototype['catch'] = function (onRejected) { return this.then(null, onRejected); }; -},{"./core.js":99}],101:[function(require,module,exports){ +},{"./core.js":98}],100:[function(require,module,exports){ // should work in any browser without browserify if (typeof Promise.prototype.done !== 'function') { @@ -11597,7 +11397,7 @@ if (typeof Promise.prototype.done !== 'function') { }) } } -},{}],102:[function(require,module,exports){ +},{}],101:[function(require,module,exports){ // not "use strict" so we can declare global "Promise" var asap = require('asap'); @@ -11609,5 +11409,5 @@ if (typeof Promise === 'undefined') { require('./polyfill-done.js'); -},{"./lib/core.js":99,"./lib/es6-extensions.js":100,"./polyfill-done.js":101,"asap":95}]},{},[2])(2) +},{"./lib/core.js":98,"./lib/es6-extensions.js":99,"./polyfill-done.js":100,"asap":96}]},{},[2])(2) }); \ No newline at end of file diff --git a/dist/less.min.js b/dist/less.min.js index 0499ea1d3..b2e1f34dd 100644 --- a/dist/less.min.js +++ b/dist/less.min.js @@ -1,5 +1,5 @@ /*! 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e.Declaration(d,f,(!1),h,j,c);l||f||(f=this.value()),g=this.important()}if(f&&this.end())return o.forget(),new e.Declaration(d,f,g,h,j,c);if(o.restore(),f&&!b)return this.declaration(!0)}else o.forget()},anonymousValue:function(){var a=o.$re(/^([^@+\/'"*`(;{}-]*);/);if(a)return new e.Anonymous(a[1])},"import":function(){var a,b,d=o.i,f=o.$re(/^@import?\s+/);if(f){var g=(f?this.importOptions():null)||{};if(a=this.entities.quoted()||this.entities.url())return b=this.mediaFeatures(),o.$char(";")||(o.i=d,i("missing semi-colon or unrecognised media features on import")),b=b&&new e.Value(b),new e.Import(a,b,g,d,c);o.i=d,i("malformed import statement")}},importOptions:function(){var a,b,c,d={};if(!o.$char("("))return null;do if(a=this.importOption()){switch(b=a,c=!0,b){case"css":b="less",c=!1;break;case"once":b="multiple",c=!1}if(d[b]=c,!o.$char(","))break}while(a);return l(")"),d},importOption:function(){var a=o.$re(/^(less|css|multiple|once|inline|reference|optional)/);if(a)return a[1]},mediaFeature:function(){var a,b,d=this.entities,f=[];o.save();do a=d.keyword()||d.variable(),a?f.push(a):o.$char("(")&&(b=this.property(),a=this.value(),o.$char(")")?b&&a?f.push(new e.Paren(new e.Declaration(b,a,null,null,o.i,c,(!0)))):a?f.push(new e.Paren(a)):i("badly formed media feature definition"):i("Missing closing ')'","Parse"));while(a);if(o.forget(),f.length>0)return new e.Expression(f)},mediaFeatures:function(){var a,b=this.entities,c=[];do if(a=this.mediaFeature()){if(c.push(a),!o.$char(","))break}else if(a=b.variable(),a&&(c.push(a),!o.$char(",")))break;while(a);return c.length>0?c:null},media:function(){var b,d,f,g,h=o.i;return a.dumpLineNumbers&&(g=m(h)),o.save(),o.$str("@media")?(b=this.mediaFeatures(),d=this.block(),d||i("media definitions require block statements after any features"),o.forget(),f=new e.Media(d,b,h,c),a.dumpLineNumbers&&(f.debugInfo=g),f):void o.restore()},plugin:function(){var a,b,d,f=o.i,g=o.$re(/^@plugin?\s+/);if(g){if(b=this.pluginArgs(),d=b?{pluginArgs:b,isPlugin:!0}:{isPlugin:!0},a=this.entities.quoted()||this.entities.url())return o.$char(";")||(o.i=f,i("missing semi-colon on @plugin")),new e.Import(a,null,d,f,c);o.i=f,i("malformed @plugin statement")}},pluginArgs:function(){if(o.save(),!o.$char("("))return o.restore(),null;var a=o.$re(/^\s*([^\);]+)\)\s*/);return a[1]?(o.forget(),a[1].trim()):(o.restore(),null)},atrule:function(){var b,d,f,g,h,j,k,l=o.i,n=!0,p=!0;if("@"===o.currentChar()){if(d=this["import"]()||this.plugin()||this.media())return d;if(o.save(),b=o.$re(/^@[a-z-]+/)){switch(g=b,"-"==b.charAt(1)&&b.indexOf("-",2)>0&&(g="@"+b.slice(b.indexOf("-",2)+1)),g){case"@charset":h=!0,n=!1;break;case"@namespace":j=!0,n=!1;break;case"@keyframes":case"@counter-style":h=!0;break;case"@document":case"@supports":k=!0,p=!1;break;default:k=!0}return o.commentStore.length=0,h?(d=this.entity(),d||i("expected "+b+" 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c=this.sub()||b.dimension()||b.color()||b.variable()||b.call()||b.colorKeyword();return a&&(c.parensInOp=!0,c=new e.Negative(c)),c},expression:function(){var a,b,c=[];do a=this.comment(),a?c.push(a):(a=this.addition()||this.entity(),a&&(c.push(a),o.peek(/^\/[\/*]/)||(b=o.$char("/"),b&&c.push(new e.Anonymous(b)))));while(a);if(c.length>0)return new e.Expression(c)},property:function(){var a=o.$re(/^(\*?-?[_a-zA-Z0-9-]+)\s*:/);if(a)return a[1]},ruleProperty:function(){function a(a){var b=o.i,c=o.$re(a);if(c)return g.push(b),f.push(c[1])}var b,d,f=[],g=[];o.save();var h=o.$re(/^([_a-zA-Z0-9-]+)\s*:/);if(h)return f=[new e.Keyword(h[1])],o.forget(),f;for(a(/^(\*?)/);;)if(!a(/^((?:[\w-]+)|(?:@\{[\w-]+\}))/))break;if(f.length>1&&a(/^((?:\+_|\+)?)\s*:/)){for(o.forget(),""===f[0]&&(f.shift(),g.shift()),d=0;d=b);c++);this.preProcessors.splice(c,0,{preProcessor:a,priority:b})},f.prototype.addPostProcessor=function(a,b){var c;for(c=0;c=b);c++);this.postProcessors.splice(c,0,{postProcessor:a,priority:b})},f.prototype.addFileManager=function(a){this.fileManagers.push(a)},f.prototype.getPreProcessors=function(){for(var a=[],b=0;b0){var d,e=JSON.stringify(this._sourceMapGenerator.toJSON());this.sourceMapURL?d=this.sourceMapURL:this._sourceMapFilename&&(d=this._sourceMapFilename),this.sourceMapURL=d,this.sourceMap=e}return this._css.join("")},b}},{}],45:[function(a,b,c){var d=a("./contexts"),e=a("./visitors"),f=a("./tree");b.exports=function(a,b){b=b||{};var c,g=b.variables,h=new d.Eval(b);"object"!=typeof g||Array.isArray(g)||(g=Object.keys(g).map(function(a){var b=g[a];return b instanceof f.Value||(b instanceof f.Expression||(b=new f.Expression([b])),b=new f.Value([b])),new f.Declaration("@"+a,b,(!1),null,0)}),h.frames=[new f.Ruleset(null,g)]);var i,j,k=[new e.JoinSelectorVisitor,new e.MarkVisibleSelectorsVisitor((!0)),new e.ExtendVisitor,new e.ToCSSVisitor({compress:Boolean(b.compress)})];if(b.pluginManager)for(j=b.pluginManager.visitor(),j.first();i=j.get();)i.isPreEvalVisitor&&i.run(a);c=a.eval(h);for(var l=0;l.5?j/(2-g-h):j/(g+h),g){case c:a=(d-e)/j+(d="===a||"=<"===a||"<="===a;case 1:return">"===a||">="===a;default:return!1}}}(this.op,this.lvalue.eval(a),this.rvalue.eval(a));return this.negate?!b:b},b.exports=e},{"./node":73}],56:[function(a,b,c){var d=function(a,b,c){var e="";if(a.dumpLineNumbers&&!a.compress)switch(a.dumpLineNumbers){case"comments":e=d.asComment(b);break;case"mediaquery":e=d.asMediaQuery(b);break;case"all":e=d.asComment(b)+(c||"")+d.asMediaQuery(b)}return e};d.asComment=function(a){return"/* line "+a.debugInfo.lineNumber+", "+a.debugInfo.fileName+" */\n"},d.asMediaQuery=function(a){var b=a.debugInfo.fileName;return/^[a-z]+:\/\//i.test(b)||(b="file://"+b),"@media 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Bad units: '"+e.toString()+"' and '"+c.unit.toString()+"'.");d=this._operate(a,b,this.value,c.value)}else"*"===b?(e.numerator=e.numerator.concat(c.unit.numerator).sort(),e.denominator=e.denominator.concat(c.unit.denominator).sort(),e.cancel()):"/"===b&&(e.numerator=e.numerator.concat(c.unit.denominator).sort(),e.denominator=e.denominator.concat(c.unit.numerator).sort(),e.cancel());return new h(d,e)},h.prototype.compare=function(a){var b,c;if(a instanceof h){if(this.unit.isEmpty()||a.unit.isEmpty())b=this,c=a;else if(b=this.unify(),c=a.unify(),0!==b.unit.compare(c.unit))return;return d.numericCompare(b.value,c.value)}},h.prototype.unify=function(){return this.convertTo({length:"px",duration:"s",angle:"rad"})},h.prototype.convertTo=function(a){var b,c,d,f,g,i=this.value,j=this.unit.clone(),k={};if("string"==typeof a){for(b in e)e[b].hasOwnProperty(a)&&(k={},k[b]=a);a=k}g=function(a,b){return d.hasOwnProperty(a)?(b?i/=d[a]/d[f]:i*=d[a]/d[f],f):a};for(c in 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e.Keyword(h[1])],o.forget(),f;for(a(/^(\*?)/);;)if(!a(/^((?:[\w-]+)|(?:[@\$]\{[\w-]+\}))/))break;if(f.length>1&&a(/^((?:\+_|\+)?)\s*:/)){for(o.forget(),""===f[0]&&(f.shift(),g.shift()),d=0;d=b);c++);this.preProcessors.splice(c,0,{preProcessor:a,priority:b})},f.prototype.addPostProcessor=function(a,b){var c;for(c=0;c=b);c++);this.postProcessors.splice(c,0,{postProcessor:a,priority:b})},f.prototype.addFileManager=function(a){this.fileManagers.push(a)},f.prototype.getPreProcessors=function(){for(var a=[],b=0;b0){var d,e=JSON.stringify(this._sourceMapGenerator.toJSON());this.sourceMapURL?d=this.sourceMapURL:this._sourceMapFilename&&(d=this._sourceMapFilename),this.sourceMapURL=d,this.sourceMap=e}return this._css.join("")},b}},{}],45:[function(a,b,c){var d=a("./contexts"),e=a("./visitors"),f=a("./tree");b.exports=function(a,b){b=b||{};var c,g=b.variables,h=new d.Eval(b);"object"!=typeof g||Array.isArray(g)||(g=Object.keys(g).map(function(a){var b=g[a];return b instanceof f.Value||(b instanceof f.Expression||(b=new f.Expression([b])),b=new f.Value([b])),new f.Declaration("@"+a,b,(!1),null,0)}),h.frames=[new f.Ruleset(null,g)]);var i,j,k=[new e.JoinSelectorVisitor,new e.MarkVisibleSelectorsVisitor((!0)),new e.ExtendVisitor,new e.ToCSSVisitor({compress:Boolean(b.compress)})];if(b.pluginManager)for(j=b.pluginManager.visitor(),j.first();i=j.get();)i.isPreEvalVisitor&&i.run(a);c=a.eval(h);for(var l=0;l.5?j/(2-g-h):j/(g+h),g){case c:a=(d-e)/j+(d="===a||"=<"===a||"<="===a;case 1:return">"===a||">="===a;default:return!1}}}(this.op,this.lvalue.eval(a),this.rvalue.eval(a));return this.negate?!b:b},b.exports=e},{"./node":73}],56:[function(a,b,c){var d=function(a,b,c){var e="";if(a.dumpLineNumbers&&!a.compress)switch(a.dumpLineNumbers){case"comments":e=d.asComment(b);break;case"mediaquery":e=d.asMediaQuery(b);break;case"all":e=d.asComment(b)+(c||"")+d.asMediaQuery(b)}return e};d.asComment=function(a){return"/* line "+a.debugInfo.lineNumber+", "+a.debugInfo.fileName+" */\n"},d.asMediaQuery=function(a){var b=a.debugInfo.fileName;return/^[a-z]+:\/\//i.test(b)||(b="file://"+b),"@media -sass-debug-info{filename{font-family:"+b.replace(/([.:\/\\])/g,function(a){return"\\"==a&&(a="/"),"\\"+a})+"}line{font-family:\\00003"+a.debugInfo.lineNumber+"}}\n"},b.exports=d},{}],57:[function(a,b,c){function d(a,b){var c,d="",e=b.length,f={add:function(a){d+=a}};for(c=0;c-1e-6&&(d=c.toFixed(20).replace(/0+$/,"")),a&&a.compress){if(0===c&&this.unit.isLength())return void b.add(d);c>0&&c<1&&(d=d.substr(1))}b.add(d),this.unit.genCSS(a,b)},h.prototype.operate=function(a,b,c){var d=this._operate(a,b,this.value,c.value),e=this.unit.clone();if("+"===b||"-"===b)if(0===e.numerator.length&&0===e.denominator.length)e=c.unit.clone(),this.unit.backupUnit&&(e.backupUnit=this.unit.backupUnit);else if(0===c.unit.numerator.length&&0===e.denominator.length);else{if(c=c.convertTo(this.unit.usedUnits()),a.strictUnits&&c.unit.toString()!==e.toString())throw new Error("Incompatible units. Change the units or use the unit function. Bad units: '"+e.toString()+"' and '"+c.unit.toString()+"'.");d=this._operate(a,b,this.value,c.value)}else"*"===b?(e.numerator=e.numerator.concat(c.unit.numerator).sort(),e.denominator=e.denominator.concat(c.unit.denominator).sort(),e.cancel()):"/"===b&&(e.numerator=e.numerator.concat(c.unit.denominator).sort(),e.denominator=e.denominator.concat(c.unit.numerator).sort(),e.cancel());return new h(d,e)},h.prototype.compare=function(a){var b,c;if(a instanceof h){if(this.unit.isEmpty()||a.unit.isEmpty())b=this,c=a;else if(b=this.unify(),c=a.unify(),0!==b.unit.compare(c.unit))return;return d.numericCompare(b.value,c.value)}},h.prototype.unify=function(){return this.convertTo({length:"px",duration:"s",angle:"rad"})},h.prototype.convertTo=function(a){var b,c,d,f,g,i=this.value,j=this.unit.clone(),k={};if("string"==typeof a){for(b in e)e[b].hasOwnProperty(a)&&(k={},k[b]=a);a=k}g=function(a,b){return d.hasOwnProperty(a)?(b?i/=d[a]/d[f]:i*=d[a]/d[f],f):a};for(c in a)a.hasOwnProperty(c)&&(f=a[c],d=e[c],j.map(g));return j.cancel(),new h(i,j)},b.exports=h},{"../data/unit-conversions":15,"./color":52,"./node":73,"./unit":83}],60:[function(a,b,c){var d=a("./atrule"),e=function(){var a=Array.prototype.slice.call(arguments);d.apply(this,a)};e.prototype=Object.create(d.prototype),e.prototype.constructor=e,b.exports=e},{"./atrule":49}],61:[function(a,b,c){var d=a("./node"),e=a("./paren"),f=a("./combinator"),g=function(a,b,c,d,e){this.combinator=a instanceof f?a:new f(a),this.value="string"==typeof b?b.trim():b?b:"",this._index=c,this._fileInfo=d,this.copyVisibilityInfo(e),this.setParent(this.combinator,this)};g.prototype=new d,g.prototype.type="Element",g.prototype.accept=function(a){var b=this.value;this.combinator=a.visit(this.combinator),"object"==typeof b&&(this.value=a.visit(b))},g.prototype.eval=function(a){return new g(this.combinator,this.value.eval?this.value.eval(a):this.value,this.getIndex(),this.fileInfo(),this.visibilityInfo())},g.prototype.clone=function(){return new g(this.combinator,this.value,this.getIndex(),this.fileInfo(),this.visibilityInfo())},g.prototype.genCSS=function(a,b){b.add(this.toCSS(a),this.fileInfo(),this.getIndex())},g.prototype.toCSS=function(a){a=a||{};var b=this.value,c=a.firstSelector;return b instanceof e&&(a.firstSelector=!0),b=b.toCSS?b.toCSS(a):b,a.firstSelector=c,""===b&&"&"===this.combinator.value.charAt(0)?"":this.combinator.toCSS(a)+b},b.exports=g},{"./combinator":53,"./node":73,"./paren":75}],62:[function(a,b,c){var d=a("./node"),e=a("./paren"),f=a("./comment"),g=function(a){if(this.value=a,!a)throw new Error("Expression requires an array parameter")};g.prototype=new d,g.prototype.type="Expression",g.prototype.accept=function(a){this.value=a.visitArray(this.value)},g.prototype.eval=function(a){var b,c=this.parens&&!this.parensInOp,d=!1;return c&&a.inParenthesis(),this.value.length>1?b=new g(this.value.map(function(b){return b.eval(a)})):1===this.value.length?(this.value[0].parens&&!this.value[0].parensInOp&&(d=!0),b=this.value[0].eval(a)):b=this,c&&a.outOfParenthesis(),this.parens&&this.parensInOp&&!a.isMathOn()&&!d&&(b=new e(b)),b},g.prototype.genCSS=function(a,b){for(var c=0;c0&&c.length&&""===c[0].combinator.value&&(c[0].combinator.value=" "),d=d.concat(a[b].elements);this.selfSelectors=[new e(d)],this.selfSelectors[0].copyVisibilityInfo(this.visibilityInfo())},b.exports=f},{"./node":73,"./selector":81}],64:[function(a,b,c){var d=a("./node"),e=a("./media"),f=a("./url"),g=a("./quoted"),h=a("./ruleset"),i=a("./anonymous"),j=a("../utils"),k=function(a,b,c,d,e,f){if(this.options=c,this._index=d,this._fileInfo=e,this.path=a,this.features=b,this.allowRoot=!0,void 0!==this.options.less||this.options.inline)this.css=!this.options.less||this.options.inline;else{var g=this.getPath();g&&/[#\.\&\?\/]css([\?;].*)?$/.test(g)&&(this.css=!0)}this.copyVisibilityInfo(f),this.setParent(this.features,this),this.setParent(this.path,this)};k.prototype=new d,k.prototype.type="Import",k.prototype.accept=function(a){this.features&&(this.features=a.visit(this.features)),this.path=a.visit(this.path),this.options.isPlugin||this.options.inline||!this.root||(this.root=a.visit(this.root))},k.prototype.genCSS=function(a,b){this.css&&void 0===this.path._fileInfo.reference&&(b.add("@import ",this._fileInfo,this._index),this.path.genCSS(a,b),this.features&&(b.add(" "),this.features.genCSS(a,b)),b.add(";"))},k.prototype.getPath=function(){return this.path instanceof f?this.path.value.value:this.path.value},k.prototype.isVariableImport=function(){var a=this.path;return a instanceof f&&(a=a.value),!(a instanceof g)||a.containsVariables()},k.prototype.evalForImport=function(a){var b=this.path;return b instanceof f&&(b=b.value),new k(b.eval(a),this.features,this.options,this._index,this._fileInfo,this.visibilityInfo())},k.prototype.evalPath=function(a){var b=this.path.eval(a),c=this._fileInfo&&this._fileInfo.rootpath;if(!(b instanceof f)){if(c){var d=b.value;d&&a.isPathRelative(d)&&(b.value=c+d)}b.value=a.normalizePath(b.value)}return b},k.prototype.eval=function(a){var b=this.doEval(a);return(this.options.reference||this.blocksVisibility())&&(b.length||0===b.length?b.forEach(function(a){a.addVisibilityBlock()}):b.addVisibilityBlock()),b},k.prototype.doEval=function(a){var b,c,d=this.features&&this.features.eval(a);if(this.options.isPlugin)return this.root&&this.root.eval&&this.root.eval(a),c=a.frames[0]&&a.frames[0].functionRegistry,c&&this.root&&this.root.functions&&c.addMultiple(this.root.functions),[];if(this.skip&&("function"==typeof this.skip&&(this.skip=this.skip()),this.skip))return[];if(this.options.inline){var f=new i(this.root,0,{filename:this.importedFilename,reference:this.path._fileInfo&&this.path._fileInfo.reference},(!0),(!0));return this.features?new e([f],this.features.value):[f]}if(this.css){var g=new k(this.evalPath(a),d,this.options,this._index);if(!g.css&&this.error)throw this.error;return g}return b=new h(null,j.copyArray(this.root.rules)),b.evalImports(a),this.features?new e(b.rules,this.features.value):b.rules},b.exports=k},{"../utils":87,"./anonymous":47,"./media":69,"./node":73,"./quoted":77,"./ruleset":80,"./url":84}],65:[function(a,b,c){var d={};d.Node=a("./node"),d.Alpha=a("./alpha"),d.Color=a("./color"),d.AtRule=a("./atrule"),d.Directive=a("./directive"),d.DetachedRuleset=a("./detached-ruleset"),d.Operation=a("./operation"),d.Dimension=a("./dimension"),d.Unit=a("./unit"),d.Keyword=a("./keyword"),d.Variable=a("./variable"),d.Property=a("./property"),d.Ruleset=a("./ruleset"),d.Element=a("./element"),d.Attribute=a("./attribute"),d.Combinator=a("./combinator"),d.Selector=a("./selector"),d.Quoted=a("./quoted"),d.Expression=a("./expression"),d.Declaration=a("./declaration"),d.Rule=a("./rule"),d.Call=a("./call"),d.URL=a("./url"),d.Import=a("./import"),d.mixin={Call:a("./mixin-call"),Definition:a("./mixin-definition")},d.Comment=a("./comment"),d.Anonymous=a("./anonymous"),d.Value=a("./value"),d.JavaScript=a("./javascript"),d.Assignment=a("./assignment"),d.Condition=a("./condition"),d.Paren=a("./paren"),d.Media=a("./media"),d.UnicodeDescriptor=a("./unicode-descriptor"),d.Negative=a("./negative"),d.Extend=a("./extend"),d.RulesetCall=a("./ruleset-call"),b.exports=d},{"./alpha":46,"./anonymous":47,"./assignment":48,"./atrule":49,"./attribute":50,"./call":51,"./color":52,"./combinator":53,"./comment":54,"./condition":55,"./declaration":57,"./detached-ruleset":58,"./dimension":59,"./directive":60,"./element":61,"./expression":62,"./extend":63,"./import":64,"./javascript":66,"./keyword":68,"./media":69,"./mixin-call":70,"./mixin-definition":71,"./negative":72,"./node":73,"./operation":74,"./paren":75, +"./property":76,"./quoted":77,"./rule":78,"./ruleset":80,"./ruleset-call":79,"./selector":81,"./unicode-descriptor":82,"./unit":83,"./url":84,"./value":85,"./variable":86}],66:[function(a,b,c){var d=a("./js-eval-node"),e=a("./dimension"),f=a("./quoted"),g=a("./anonymous"),h=function(a,b,c,d){this.escaped=b,this.expression=a,this._index=c,this._fileInfo=d};h.prototype=new d,h.prototype.type="JavaScript",h.prototype.eval=function(a){var b=this.evaluateJavaScript(this.expression,a);return"number"==typeof b?new e(b):"string"==typeof b?new f('"'+b+'"',b,this.escaped,this._index):new g(Array.isArray(b)?b.join(", "):b)},b.exports=h},{"./anonymous":47,"./dimension":59,"./js-eval-node":67,"./quoted":77}],67:[function(a,b,c){var d=a("./node"),e=a("./variable"),f=function(){};f.prototype=new d,f.prototype.evaluateJavaScript=function(a,b){var c,d=this,f={};if(!b.javascriptEnabled)throw{message:"Inline JavaScript is not enabled. Is it set in your options?",filename:this.fileInfo().filename,index:this.getIndex()};a=a.replace(/@\{([\w-]+)\}/g,function(a,c){return d.jsify(new e("@"+c,d.getIndex(),d.fileInfo()).eval(b))});try{a=new Function("return ("+a+")")}catch(g){throw{message:"JavaScript evaluation error: "+g.message+" from `"+a+"`",filename:this.fileInfo().filename,index:this.getIndex()}}var h=b.frames[0].variables();for(var i in h)h.hasOwnProperty(i)&&(f[i.slice(1)]={value:h[i].value,toJS:function(){return this.value.eval(b).toCSS()}});try{c=a.call(f)}catch(g){throw{message:"JavaScript evaluation error: '"+g.name+": "+g.message.replace(/["]/g,"'")+"'",filename:this.fileInfo().filename,index:this.getIndex()}}return c},f.prototype.jsify=function(a){return Array.isArray(a.value)&&a.value.length>1?"["+a.value.map(function(a){return a.toCSS()}).join(", ")+"]":a.toCSS()},b.exports=f},{"./node":73,"./variable":86}],68:[function(a,b,c){var d=a("./node"),e=function(a){this.value=a};e.prototype=new d,e.prototype.type="Keyword",e.prototype.genCSS=function(a,b){if("%"===this.value)throw{type:"Syntax",message:"Invalid % without number"};b.add(this.value)},e.True=new e("true"),e.False=new e("false"),b.exports=e},{"./node":73}],69:[function(a,b,c){var d=a("./ruleset"),e=a("./value"),f=a("./selector"),g=a("./anonymous"),h=a("./expression"),i=a("./atrule"),j=a("../utils"),k=function(a,b,c,g,h){this._index=c,this._fileInfo=g;var i=new f([],null,null,this._index,this._fileInfo).createEmptySelectors();this.features=new e(b),this.rules=[new d(i,a)],this.rules[0].allowImports=!0,this.copyVisibilityInfo(h),this.allowRoot=!0,this.setParent(i,this),this.setParent(this.features,this),this.setParent(this.rules,this)};k.prototype=new i,k.prototype.type="Media",k.prototype.isRulesetLike=function(){return!0},k.prototype.accept=function(a){this.features&&(this.features=a.visit(this.features)),this.rules&&(this.rules=a.visitArray(this.rules))},k.prototype.genCSS=function(a,b){b.add("@media ",this._fileInfo,this._index),this.features.genCSS(a,b),this.outputRuleset(a,b,this.rules)},k.prototype.eval=function(a){a.mediaBlocks||(a.mediaBlocks=[],a.mediaPath=[]);var b=new k(null,[],this._index,this._fileInfo,this.visibilityInfo());this.debugInfo&&(this.rules[0].debugInfo=this.debugInfo,b.debugInfo=this.debugInfo);var c=!1;a.strictMath||(c=!0,a.strictMath=!0);try{b.features=this.features.eval(a)}finally{c&&(a.strictMath=!1)}return a.mediaPath.push(b),a.mediaBlocks.push(b),this.rules[0].functionRegistry=a.frames[0].functionRegistry.inherit(),a.frames.unshift(this.rules[0]),b.rules=[this.rules[0].eval(a)],a.frames.shift(),a.mediaPath.pop(),0===a.mediaPath.length?b.evalTop(a):b.evalNested(a)},k.prototype.evalTop=function(a){var b=this;if(a.mediaBlocks.length>1){var c=new f([],null,null,this.getIndex(),this.fileInfo()).createEmptySelectors();b=new d(c,a.mediaBlocks),b.multiMedia=!0,b.copyVisibilityInfo(this.visibilityInfo()),this.setParent(b,this)}return delete a.mediaBlocks,delete a.mediaPath,b},k.prototype.evalNested=function(a){var b,c,f=a.mediaPath.concat([this]);for(b=0;b0;b--)a.splice(b,0,new g("and"));return new h(a)})),this.setParent(this.features,this),new d([],[])},k.prototype.permute=function(a){if(0===a.length)return[];if(1===a.length)return a[0];for(var b=[],c=this.permute(a.slice(1)),d=0;d0){for(n=!0,k=0;k0)p=B;else if(p=A,q[A]+q[B]>1)throw{type:"Runtime",message:"Ambiguous use of `default()` found when matching for `"+this.format(t)+"`",index:this.getIndex(),filename:this.fileInfo().filename};for(k=0;kthis.params.length)return!1}c=Math.min(f,this.arity);for(var g=0;gb?1:void 0},d.prototype.blocksVisibility=function(){return null==this.visibilityBlocks&&(this.visibilityBlocks=0),0!==this.visibilityBlocks},d.prototype.addVisibilityBlock=function(){null==this.visibilityBlocks&&(this.visibilityBlocks=0),this.visibilityBlocks=this.visibilityBlocks+1},d.prototype.removeVisibilityBlock=function(){null==this.visibilityBlocks&&(this.visibilityBlocks=0),this.visibilityBlocks=this.visibilityBlocks-1},d.prototype.ensureVisibility=function(){this.nodeVisible=!0},d.prototype.ensureInvisibility=function(){this.nodeVisible=!1},d.prototype.isVisible=function(){return this.nodeVisible},d.prototype.visibilityInfo=function(){return{visibilityBlocks:this.visibilityBlocks,nodeVisible:this.nodeVisible}},d.prototype.copyVisibilityInfo=function(a){a&&(this.visibilityBlocks=a.visibilityBlocks,this.nodeVisible=a.nodeVisible)},b.exports=d},{}],74:[function(a,b,c){var d=a("./node"),e=a("./color"),f=a("./dimension"),g=function(a,b,c){this.op=a.trim(),this.operands=b,this.isSpaced=c};g.prototype=new 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entities.url() || - entities.call() || entities.keyword() || entities.javascript(); + entities.property() || entities.call() || entities.keyword() || entities.javascript(); }, // @@ -1169,7 +1196,7 @@ var Parser = function Parser(context, imports, fileInfo) { parserInput.restore(); } }, - declaration: function (tryAnonymous) { + declaration: function () { var name, value, startOfRule = parserInput.i, c = parserInput.currentChar(), important, merge, isVariable; if (c === '.' || c === '#' || c === '&' || c === ':') { return; } @@ -1191,22 +1218,16 @@ var Parser = function Parser(context, imports, fileInfo) { // where each item is a tree.Keyword or tree.Variable merge = !isVariable && name.length > 1 && name.pop().value; - // prefer to try to parse first if its a variable or we are compressing - // but always fallback on the other one - var tryValueFirst = !tryAnonymous && (context.compress || isVariable); - - if (tryValueFirst) { - value = this.value(); + // Try to store values as anonymous + // If we need the value later we'll re-parse it in ruleset.parseValue + value = this.anonymousValue(); + if (value) { + parserInput.forget(); + // anonymous values absorb the end ';' which is required for them to work + return new (tree.Declaration)(name, value, false, merge, startOfRule, fileInfo); } + if (!value) { - value = this.anonymousValue(); - if (value) { - parserInput.forget(); - // anonymous values absorb the end ';' which is required for them to work - return new (tree.Declaration)(name, value, false, merge, startOfRule, fileInfo); - } - } - if (!tryValueFirst && !value) { value = this.value(); } @@ -1216,20 +1237,19 @@ var Parser = function Parser(context, imports, fileInfo) { if (value && this.end()) { parserInput.forget(); return new (tree.Declaration)(name, value, important, merge, startOfRule, fileInfo); - } else { + } + else { parserInput.restore(); - if (value && !tryAnonymous) { - return this.declaration(true); - } } } else { - parserInput.forget(); + parserInput.restore(); } }, anonymousValue: function () { - var match = parserInput.$re(/^([^@+\/'"*`(;{}-]*);/); + var index = parserInput.i; + var match = parserInput.$re(/^([^@\$+\/'"*`(;{}-]*);/); if (match) { - return new(tree.Anonymous)(match[1]); + return new(tree.Anonymous)(match[1], index); } }, @@ -1534,7 +1554,7 @@ var Parser = function Parser(context, imports, fileInfo) { // and before the `;`. // value: function () { - var e, expressions = []; + var e, expressions = [], index = parserInput.i; do { e = this.expression(); @@ -1545,7 +1565,7 @@ var Parser = function Parser(context, imports, fileInfo) { } while (e); if (expressions.length > 0) { - return new(tree.Value)(expressions); + return new(tree.Value)(expressions, index); } }, important: function () { @@ -1784,13 +1804,14 @@ var Parser = function Parser(context, imports, fileInfo) { operand: function () { var entities = this.entities, negate; - if (parserInput.peek(/^-[@\(]/)) { + if (parserInput.peek(/^-[@\$\(]/)) { negate = parserInput.$char('-'); } var o = this.sub() || entities.dimension() || entities.color() || entities.variable() || - entities.call() || entities.colorKeyword(); + entities.property() || entities.call() || + entities.colorKeyword(); if (negate) { o.parensInOp = true; @@ -1808,7 +1829,7 @@ var Parser = function Parser(context, imports, fileInfo) { // @var * 2 // expression: function () { - var entities = [], e, delim; + var entities = [], e, delim, index = parserInput.i; do { e = this.comment(); @@ -1823,7 +1844,7 @@ var Parser = function Parser(context, imports, fileInfo) { if (!parserInput.peek(/^\/[\/*]/)) { delim = parserInput.$char('/'); if (delim) { - entities.push(new(tree.Anonymous)(delim)); + entities.push(new(tree.Anonymous)(delim, index)); } } } @@ -1861,7 +1882,7 @@ var Parser = function Parser(context, imports, fileInfo) { match(/^(\*?)/); while (true) { - if (!match(/^((?:[\w-]+)|(?:@\{[\w-]+\}))/)) { + if (!match(/^((?:[\w-]+)|(?:[@\$]\{[\w-]+\}))/)) { break; } } @@ -1877,10 +1898,11 @@ var Parser = function Parser(context, imports, fileInfo) { } for (k = 0; k < name.length; k++) { s = name[k]; - name[k] = (s.charAt(0) !== '@') ? + name[k] = (s.charAt(0) !== '@' && s.charAt(0) !== '$') ? new(tree.Keyword)(s) : - new(tree.Variable)('@' + s.slice(2, -1), - index[k], fileInfo); + (s.charAt(0) === '@' ? + new(tree.Variable)('@' + s.slice(2, -1), index[k], fileInfo) : + new(tree.Property)('$' + s.slice(2, -1), index[k], fileInfo)); } return name; } diff --git a/lib/less/tree/index.js b/lib/less/tree/index.js index b7e6d60f5..858becf16 100644 --- a/lib/less/tree/index.js +++ b/lib/less/tree/index.js @@ -12,6 +12,7 @@ tree.Dimension = require('./dimension'); tree.Unit = require('./unit'); tree.Keyword = require('./keyword'); tree.Variable = require('./variable'); +tree.Property = require('./property'); tree.Ruleset = require('./ruleset'); tree.Element = require('./element'); tree.Attribute = require('./attribute'); diff --git a/lib/less/tree/node.js b/lib/less/tree/node.js index ceee12a5b..20245c7a6 100644 --- a/lib/less/tree/node.js +++ b/lib/less/tree/node.js @@ -2,6 +2,8 @@ var Node = function() { this.parent = null; this.visibilityBlocks = undefined; this.nodeVisible = undefined; + this.rootNode = null; + this.parsed = null; var self = this; Object.defineProperty(this, "currentFileInfo", { diff --git a/lib/less/tree/property.js b/lib/less/tree/property.js new file mode 100644 index 000000000..341a6db95 --- /dev/null +++ b/lib/less/tree/property.js @@ -0,0 +1,70 @@ +var Node = require("./node"), + Declaration = require("./declaration"); + +var Property = function (name, index, currentFileInfo) { + this.name = name; + this._index = index; + this._fileInfo = currentFileInfo; +}; +Property.prototype = new Node(); +Property.prototype.type = "Property"; +Property.prototype.eval = function (context) { + var property, name = this.name; + // TODO: shorten this reference + var mergeRules = context.pluginManager.less.visitors.ToCSSVisitor.prototype._mergeRules; + + if (this.evaluating) { + throw { type: 'Name', + message: "Recursive property reference for " + name, + filename: this.fileInfo().filename, + index: this.getIndex() }; + } + + this.evaluating = true; + + property = this.find(context.frames, function (frame) { + + var v, vArr = frame.property(name); + if (vArr) { + for (var i = 0; i < vArr.length; i++) { + v = vArr[i]; + + vArr[i] = new Declaration(v.name, + v.value, + v.important, + v.merge, + v.index, + v.currentFileInfo, + v.inline, + v.variable + ); + } + mergeRules(vArr); + + v = vArr[vArr.length - 1]; + if (v.important) { + var importantScope = context.importantScope[context.importantScope.length - 1]; + importantScope.important = v.important; + } + v = v.value.eval(context); + return v; + } + }); + if (property) { + this.evaluating = false; + return property; + } else { + throw { type: 'Name', + message: "Property '" + name + "' is undefined", + filename: this.currentFileInfo.filename, + index: this.index }; + } +}; +Property.prototype.find = function (obj, fun) { + for (var i = 0, r; i < obj.length; i++) { + r = fun.call(obj, obj[i]); + if (r) { return r; } + } + return null; +}; +module.exports = Property; diff --git a/lib/less/tree/quoted.js b/lib/less/tree/quoted.js index 07d5d1bd4..33fa3033d 100644 --- a/lib/less/tree/quoted.js +++ b/lib/less/tree/quoted.js @@ -1,6 +1,7 @@ var Node = require("./node"), JsEvalNode = require("./js-eval-node"), - Variable = require("./variable"); + Variable = require("./variable"), + Property = require("./property"); var Quoted = function (str, content, escaped, index, currentFileInfo) { this.escaped = (escaped == null) ? true : escaped; @@ -28,10 +29,14 @@ Quoted.prototype.eval = function (context) { var javascriptReplacement = function (_, exp) { return String(that.evaluateJavaScript(exp, context)); }; - var interpolationReplacement = function (_, name) { + var variableReplacement = function (_, name) { var v = new Variable('@' + name, that.getIndex(), that.fileInfo()).eval(context, true); return (v instanceof Quoted) ? v.value : v.toCSS(); }; + var propertyReplacement = function (_, name) { + var v = new Property('$' + name, that.getIndex(), that.fileInfo()).eval(context, true); + return (v instanceof Quoted) ? v.value : v.toCSS(); + }; function iterativeReplace(value, regexp, replacementFnc) { var evaluatedValue = value; do { @@ -41,7 +46,8 @@ Quoted.prototype.eval = function (context) { return evaluatedValue; } value = iterativeReplace(value, /`([^`]+)`/g, javascriptReplacement); - value = iterativeReplace(value, /@\{([\w-]+)\}/g, interpolationReplacement); + value = iterativeReplace(value, /@\{([\w-]+)\}/g, variableReplacement); + value = iterativeReplace(value, /\$\{([\w-]+)\}/g, propertyReplacement); return new Quoted(this.quote + value + this.quote, value, this.escaped, this.getIndex(), this.fileInfo()); }; Quoted.prototype.compare = function (other) { diff --git a/lib/less/tree/ruleset.js b/lib/less/tree/ruleset.js index 383d15c8b..5ffbe0941 100644 --- a/lib/less/tree/ruleset.js +++ b/lib/less/tree/ruleset.js @@ -1,22 +1,28 @@ var Node = require("./node"), Declaration = require("./declaration"), + Keyword = require("./keyword"), Comment = require("./comment"), Paren = require("./paren"), Selector = require("./selector"), Element = require("./element"), + Anonymous = require("./anonymous"), contexts = require("../contexts"), globalFunctionRegistry = require("../functions/function-registry"), defaultFunc = require("../functions/default"), getDebugInfo = require("./debug-info"), + LessError = require("../less-error"), utils = require("../utils"); var Ruleset = function (selectors, rules, strictImports, visibilityInfo) { this.selectors = selectors; this.rules = rules; this._lookups = {}; + this._variables = null; + this._properties = null; this.strictImports = strictImports; this.copyVisibilityInfo(visibilityInfo); this.allowRoot = true; + this.setParent(this.selectors, this); this.setParent(this.rules, this); @@ -232,6 +238,7 @@ Ruleset.prototype.matchCondition = function (args, context) { Ruleset.prototype.resetCache = function () { this._rulesets = null; this._variables = null; + this._properties = null; this._lookups = {}; }; Ruleset.prototype.variables = function () { @@ -256,8 +263,78 @@ Ruleset.prototype.variables = function () { } return this._variables; }; +Ruleset.prototype.properties = function () { + if (!this._properties) { + this._properties = !this.rules ? {} : this.rules.reduce(function (hash, r) { + if (r instanceof Declaration && r.variable !== true) { + var name = (r.name.length === 1) && (r.name[0] instanceof Keyword) ? + r.name[0].value : r.name; + // Properties don't overwrite as they can merge + if (!hash['$' + name]) { + hash['$' + name] = [ r ]; + } + else { + hash['$' + name].push(r); + } + } + return hash; + }, {}); + } + return this._properties; +}; Ruleset.prototype.variable = function (name) { - return this.variables()[name]; + var decl = this.variables()[name]; + if (decl) { + return this.parseValue(decl); + } +}; +Ruleset.prototype.property = function (name) { + var decl = this.properties()[name]; + if (decl) { + return this.parseValue(decl); + } +}; +Ruleset.prototype.parseValue = function(toParse) { + var self = this; + function transformDeclaration(decl) { + if (decl.value instanceof Anonymous && !decl.parsed) { + try { + this.parse.parserInput.start(decl.value.value, false, function fail(msg, index) { + decl.parsed = true; + return decl; + }); + var result = this.parse.parsers.value(); + var important = this.parse.parsers.important(); + + var endInfo = this.parse.parserInput.end(); + if (endInfo.isFinished) { + decl.value = result; + decl.imporant = important; + decl.parsed = true; + } + } catch (e) { + throw new LessError({ + index: e.index + decl.value.getIndex(), + message: e.message + }, this.parse.imports, decl.fileInfo().filename); + } + + return decl; + } + else { + return decl; + } + } + if (!Array.isArray(toParse)) { + return transformDeclaration.call(self, toParse); + } + else { + var nodes = []; + toParse.forEach(function(n) { + nodes.push(transformDeclaration.call(self, n)); + }); + return nodes; + } }; Ruleset.prototype.rulesets = function () { if (!this.rules) { return []; } diff --git a/package.json b/package.json index 420edac86..95f5cedf4 100644 --- a/package.json +++ b/package.json @@ -1,6 +1,6 @@ { "name": "less", - "version": "3.0.0-pre.2", + "version": "3.0.0-pre.3", "description": "Leaner CSS", "homepage": "http://lesscss.org", "author": { @@ -59,7 +59,7 @@ "grunt-contrib-jshint": "^1.0.0", "grunt-contrib-uglify": "^1.0.1", "grunt-jscs": "^2.8.0", - "grunt-saucelabs": "^8.6.2", + "grunt-saucelabs": "^9.0.0", "grunt-shell": "^1.3.0", "jit-grunt": "^0.10.0", "performance-now": "^0.2.0", diff --git a/test/css/compression/compression.css b/test/css/compression/compression.css index 28fcd9e82..c1b58dc51 100644 --- a/test/css/compression/compression.css +++ b/test/css/compression/compression.css @@ -1,3 +1,3 @@ #colours{color1:#fea;color2:#ffeeaa;color3:rgba(255,238,170,0.1);string:"#fea";/*! but not this type Note preserved whitespace - */}dimensions{val:.1px;val:0;val:4cm;val:.2;val:5;angles-must-have-unit:0deg;durations-must-have-unit:0s;length-doesnt-have-unit:0;width:auto\9}@page{marks:none;@top-left-corner{vertical-align:top}@top-left{vertical-align:top}}.shadow^.dom,body^^.shadow{display:done} \ No newline at end of file + */}dimensions{val:0.1px;val:0em;val:4cm;val:0.2;val:5;angles-must-have-unit:0deg;durations-must-have-unit:0s;length-doesnt-have-unit:0px;width:auto\9}@page{marks:none;@top-left-corner{vertical-align:top}@top-left{vertical-align:top}}.shadow^.dom,body^^.shadow{display:done} \ No newline at end of file diff --git a/test/css/property-accessors.css b/test/css/property-accessors.css new file mode 100644 index 000000000..d48dfc24c --- /dev/null +++ b/test/css/property-accessors.css @@ -0,0 +1,49 @@ +.block_1 { + color: red; + background-color: red; + width: 50px; + height: 25px; + border: 1px solid #ff3333; + content: "red"; + prop: red; +} +.block_1:hover { + background-color: green; + color: green; +} +.block_1 .one { + background: red; +} +.block_2 { + color: red; + color: blue; +} +.block_2 .two { + background-color: blue; +} +.block_3 { + color: red; + color: yellow; + color: blue; +} +.block_3 .three { + background-color: blue; +} +.block_4 { + color: red; + color: blue; + color: yellow; +} +.block_4 .four { + background-color: yellow; +} +a { + background-color: red, foo; +} +ab { + background: red, foo; +} +.value_as_property { + prop1: color; + color: #FF0000; +} diff --git a/test/less/errors/color-invalid-hex-code.less b/test/less/errors/color-invalid-hex-code.less index 0e6c5debe..9a3fc0a34 100644 --- a/test/less/errors/color-invalid-hex-code.less +++ b/test/less/errors/color-invalid-hex-code.less @@ -1,3 +1,4 @@ .a { @wrongHEXColorCode: #DCALLB; + color: @wrongHEXColorCode; } \ No newline at end of file diff --git a/test/less/errors/color-invalid-hex-code.txt b/test/less/errors/color-invalid-hex-code.txt index 0f8a82ce4..0e6f688a2 100644 --- a/test/less/errors/color-invalid-hex-code.txt +++ b/test/less/errors/color-invalid-hex-code.txt @@ -1,4 +1,4 @@ SyntaxError: Invalid HEX color code in {path}color-invalid-hex-code.less on line 2, column 29: 1 .a { 2 @wrongHEXColorCode: #DCALLB; -3 } +3 color: @wrongHEXColorCode; diff --git a/test/less/errors/color-invalid-hex-code2.less b/test/less/errors/color-invalid-hex-code2.less index cb9a9b767..4ce9eb83e 100644 --- a/test/less/errors/color-invalid-hex-code2.less +++ b/test/less/errors/color-invalid-hex-code2.less @@ -1,3 +1,4 @@ .a { @wrongHEXColorCode: #fffblack; + color: @wrongHEXColorCode; } \ No newline at end of file diff --git a/test/less/errors/color-invalid-hex-code2.txt b/test/less/errors/color-invalid-hex-code2.txt index dd3996b1f..e307ff21a 100644 --- a/test/less/errors/color-invalid-hex-code2.txt +++ b/test/less/errors/color-invalid-hex-code2.txt @@ -1,4 +1,4 @@ SyntaxError: Invalid HEX color code in {path}color-invalid-hex-code2.less on line 2, column 29: 1 .a { 2 @wrongHEXColorCode: #fffblack; -3 } +3 color: @wrongHEXColorCode; diff --git a/test/less/property-accessors.less b/test/less/property-accessors.less new file mode 100644 index 000000000..24dbd604a --- /dev/null +++ b/test/less/property-accessors.less @@ -0,0 +1,66 @@ + +.block_1 { + color: red; + background-color: $color; + width: 50px; + height: ($width / 2); + @color: red; + border: 1px solid lighten($color, 10%); + &:hover { + color: $color; + background-color: $color; + .mixin1(); + } + .one { + background: $color; + } + content: "${color}"; + prop: $color; + +} + +.block_2 { + color: red; + .two { + background-color: $color; + } + color: blue; +} + +.block_3 { + color: red; + .three { + background-color: $color; + } + .mixin2(); + color: blue; +} +.block_4 { + color: red; + .four { + background-color: $color; + } + color: blue; + .mixin2(); +} +// property merging +a { + background-color+: red; + background-color+: foo; + + &b { + background: $background-color; + } +} + +.value_as_property { + prop1: color; + ${prop1}: #FF0000; // not sure why you'd want to do this, but ok +} + +.mixin1() { + color: green; +} +.mixin2() { + color: yellow; +}