From afd599dcb5aaeb9bab04efa0430c2d34f01692c9 Mon Sep 17 00:00:00 2001 From: James Foster Date: Fri, 20 May 2011 07:55:02 +0800 Subject: [PATCH 1/4] Implement parent selector --- lib/less/parser.js | 14 ++++++++++++- lib/less/tree/element.js | 5 ++++- lib/less/tree/ruleset.js | 44 +++++++++++++++++++++++++++++++++++----- test/css/selectors.css | 21 +++++++++++++++++++ test/less/selectors.less | 24 ++++++++++++++++++++++ 5 files changed, 101 insertions(+), 7 deletions(-) diff --git a/lib/less/parser.js b/lib/less/parser.js index 9cb2a30e..e828c23c 100644 --- a/lib/less/parser.js +++ b/lib/less/parser.js @@ -790,6 +790,10 @@ less.Parser = function Parser(env) { e = $(/^(?:[.#]?|:*)(?:[\w-]|\\(?:[a-fA-F0-9]{1,6} ?|[^a-fA-F0-9]))+/) || $('*') || $(this.attribute) || $(/^\([^)@]+\)/); if (e) { return new(tree.Element)(c, e) } + + if (c.value && c.value[0] === '&') { + return new(tree.Element)(c, null); + } }, // @@ -804,10 +808,18 @@ less.Parser = function Parser(env) { combinator: function () { var match, c = input.charAt(i); - if (c === '>' || c === '&' || c === '+' || c === '~') { + if (c === '>' || c === '+' || c === '~') { i++; while (input.charAt(i) === ' ') { i++ } return new(tree.Combinator)(c); + } else if (c === '&') { + match = '&'; + i++; + if(input.charAt(i) === ' ') { + match = '& '; + } + while (input.charAt(i) === ' ') { i++ } + return new(tree.Combinator)(match); } else if (c === ':' && input.charAt(i + 1) === ':') { i += 2; while (input.charAt(i) === ' ') { i++ } diff --git a/lib/less/tree/element.js b/lib/less/tree/element.js index acf5e205..27cf8228 100644 --- a/lib/less/tree/element.js +++ b/lib/less/tree/element.js @@ -3,7 +3,7 @@ tree.Element = function (combinator, value) { this.combinator = combinator instanceof tree.Combinator ? combinator : new(tree.Combinator)(combinator); - this.value = value.trim(); + this.value = value ? value.trim() : ""; }; tree.Element.prototype.toCSS = function (env) { return this.combinator.toCSS(env || {}) + this.value; @@ -12,6 +12,8 @@ tree.Element.prototype.toCSS = function (env) { tree.Combinator = function (value) { if (value === ' ') { this.value = ' '; + } else if (value === '& ') { + this.value = '& '; } else { this.value = value ? value.trim() : ""; } @@ -21,6 +23,7 @@ tree.Combinator.prototype.toCSS = function (env) { '' : '', ' ' : ' ', '&' : '', + '& ' : ' ', ':' : ' :', '::': '::', '+' : env.compress ? '+' : ' + ', diff --git a/lib/less/tree/ruleset.js b/lib/less/tree/ruleset.js index 4fbf1db8..246200fa 100644 --- a/lib/less/tree/ruleset.js +++ b/lib/less/tree/ruleset.js @@ -120,11 +120,7 @@ tree.Ruleset.prototype = { if (context.length === 0) { paths = this.selectors.map(function (s) { return [s] }); } else { - for (var s = 0; s < this.selectors.length; s++) { - for (var c = 0; c < context.length; c++) { - paths.push(context[c].concat([this.selectors[s]])); - } - } + this.joinSelectors( paths, context, this.selectors ); } } @@ -174,6 +170,44 @@ tree.Ruleset.prototype = { css.push(rulesets); return css.join('') + (env.compress ? '\n' : ''); + }, + + joinSelectors: function( paths, context, selectors ) { + for (var s = 0; s < selectors.length; s++) { + this.joinSelector(paths, context, selectors[s]); + } + }, + + joinSelector: function( paths, context, selector ) { + var before = [], after = [], beforeElements = [], afterElements = [], hasParentSelector = false, el; + + for (var i = 0; i < selector.elements.length; i++) { + el = selector.elements[i]; + if (el.combinator.value[0] === '&') { + hasParentSelector = true; + } + if(!hasParentSelector) { + beforeElements.push(el); + } else { + afterElements.push(el); + } + } + + if(!hasParentSelector) { + afterElements = beforeElements; + beforeElements = []; + } + + if(beforeElements.length > 0) { + before.push(new (tree.Selector)(beforeElements)); + } + if(afterElements.length > 0) { + after.push(new (tree.Selector)(afterElements)); + } + + for (var c = 0; c < context.length; c++) { + paths.push(before.concat(context[c]).concat(after)); + } } }; })(require('less/tree')); diff --git a/test/css/selectors.css b/test/css/selectors.css index 85916c35..a384f938 100644 --- a/test/css/selectors.css +++ b/test/css/selectors.css @@ -30,3 +30,24 @@ td { td, input { line-height: 1em; } +a { + color: red; +} +a:hover { + color: blue; +} +div a { + color: green; +} +p a span { + color: yellow; +} +.foo .bar .qux, .foo .baz .qux { + display: block; +} +.qux .foo .bar, .qux .foo .baz { + display: inline; +} +.qux .foo .bar .biz, .qux .foo .baz .biz { + display: none; +} diff --git a/test/less/selectors.less b/test/less/selectors.less index 5691bb22..5bc2bb1f 100644 --- a/test/less/selectors.less +++ b/test/less/selectors.less @@ -22,3 +22,27 @@ td { td, input { line-height: 1em; } + +a { + color: red; + + &:hover { color: blue; } + + div & { color: green; } + + p & span { color: yellow; } +} + +.foo { + .bar, .baz { + & .qux { + display: block; + } + .qux & { + display: inline; + } + .qux & .biz { + display: none; + } + } +} \ No newline at end of file From 04c2176bdbc7b9eb63f66f1768fc7c567f9c5eee Mon Sep 17 00:00:00 2001 From: cloudhead Date: Sun, 3 Jul 2011 00:19:06 -0400 Subject: [PATCH 2/4] (minor) ws fixes --- lib/less/tree/ruleset.js | 25 ++++++++++++------------- 1 file changed, 12 insertions(+), 13 deletions(-) diff --git a/lib/less/tree/ruleset.js b/lib/less/tree/ruleset.js index 246200fa..3ba1c135 100644 --- a/lib/less/tree/ruleset.js +++ b/lib/less/tree/ruleset.js @@ -172,37 +172,36 @@ tree.Ruleset.prototype = { return css.join('') + (env.compress ? '\n' : ''); }, - joinSelectors: function( paths, context, selectors ) { + joinSelectors: function (paths, context, selectors) { for (var s = 0; s < selectors.length; s++) { this.joinSelector(paths, context, selectors[s]); } }, - joinSelector: function( paths, context, selector ) { - var before = [], after = [], beforeElements = [], afterElements = [], hasParentSelector = false, el; + joinSelector: function (paths, context, selector) { + var before = [], after = [], beforeElements = [], + afterElements = [], hasParentSelector = false, el; for (var i = 0; i < selector.elements.length; i++) { el = selector.elements[i]; if (el.combinator.value[0] === '&') { hasParentSelector = true; } - if(!hasParentSelector) { - beforeElements.push(el); - } else { - afterElements.push(el); - } + if (hasParentSelector) afterElements.push(el); + else beforeElements.push(el); } - if(!hasParentSelector) { + if (! hasParentSelector) { afterElements = beforeElements; beforeElements = []; } - if(beforeElements.length > 0) { - before.push(new (tree.Selector)(beforeElements)); + if (beforeElements.length > 0) { + before.push(new(tree.Selector)(beforeElements)); } - if(afterElements.length > 0) { - after.push(new (tree.Selector)(afterElements)); + + if (afterElements.length > 0) { + after.push(new(tree.Selector)(afterElements)); } for (var c = 0; c < context.length; c++) { From f38e64400857f5c43fd0cd2de9388b076ce68eb6 Mon Sep 17 00:00:00 2001 From: Ian Beck Date: Thu, 10 Mar 2011 11:26:19 -0800 Subject: [PATCH 3/4] add support for @keyframes blocks --- lib/less/parser.js | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/lib/less/parser.js b/lib/less/parser.js index e828c23c..8ca4e610 100644 --- a/lib/less/parser.js +++ b/lib/less/parser.js @@ -787,7 +787,7 @@ less.Parser = function Parser(env) { var e, t, c; c = $(this.combinator); - e = $(/^(?:[.#]?|:*)(?:[\w-]|\\(?:[a-fA-F0-9]{1,6} ?|[^a-fA-F0-9]))+/) || $('*') || $(this.attribute) || $(/^\([^)@]+\)/); + e = $(/^(?:[.#]?|:*)(?:[\w-]|\\(?:[a-fA-F0-9]{1,6} ?|[^a-fA-F0-9]))+/) || $('*') || $(this.attribute) || $(/^\([^)@]+\)/) || $(/^(?:\d*\.)?\d+%/); if (e) { return new(tree.Element)(c, e) } @@ -889,7 +889,7 @@ less.Parser = function Parser(env) { var selectors = [], s, rules, match; save(); - if (match = /^([.#: \w-]+)[\s\n]*\{/.exec(chunks[j])) { + if (match = /^([.#:% \w-]+)[\s\n]*\{/.exec(chunks[j])) { i += match[0].length - 1; selectors = [new(tree.Selector)([new(tree.Element)(null, match[1])])]; } else { @@ -966,7 +966,7 @@ less.Parser = function Parser(env) { if (value = $(this['import'])) { return value; - } else if (name = $(/^@media|@page|@-[-a-z]+/)) { + } else if (name = $(/^@media|@page/) || $(/^@(?:-webkit-)?keyframes/)) { types = ($(/^[^{]+/) || '').trim(); if (rules = $(this.block)) { return new(tree.Directive)(name + " " + types, rules); From 15d6127ccd33ddbdcd950444cc8ce8c2f479427a Mon Sep 17 00:00:00 2001 From: cloudhead Date: Tue, 19 Jul 2011 19:09:30 -0400 Subject: [PATCH 4/4] (dist) 1.1.4 --- dist/{less-1.0.44.js => less-1.1.4.js} | 204 +++++++++++++++++++------ dist/less-1.1.4.min.js | 16 ++ package.json | 4 +- 3 files changed, 177 insertions(+), 47 deletions(-) rename dist/{less-1.0.44.js => less-1.1.4.js} (93%) create mode 100644 dist/less-1.1.4.min.js diff --git a/dist/less-1.0.44.js b/dist/less-1.1.4.js similarity index 93% rename from dist/less-1.0.44.js rename to dist/less-1.1.4.js index 2dceb48c..cb27c431 100644 --- a/dist/less-1.0.44.js +++ b/dist/less-1.1.4.js @@ -1,8 +1,8 @@ // -// LESS - Leaner CSS v1.0.44 +// LESS - Leaner CSS v1.1.4 // http://lesscss.org // -// Copyright (c) 2010, Alexis Sellier +// Copyright (c) 2009-2011, Alexis Sellier // Licensed under the Apache 2.0 License. // (function (window, undefined) { @@ -592,11 +592,15 @@ less.Parser = function Parser(env) { // "milky way" 'he\'s the one!' // quoted: function () { - var str; - if (input.charAt(i) !== '"' && input.charAt(i) !== "'") return; + var str, j = i, e; + + if (input.charAt(j) === '~') { j++, e = true } // Escaped strings + if (input.charAt(j) !== '"' && input.charAt(j) !== "'") return; + + e && $('~'); if (str = $(/^"((?:[^"\\\r\n]|\\.)*)"|'((?:[^'\\\r\n]|\\.)*)'/)) { - return new(tree.Quoted)(str[0], str[1] || str[2]); + return new(tree.Quoted)(str[0], str[1] || str[2], e); } }, @@ -621,7 +625,7 @@ less.Parser = function Parser(env) { // The arguments are parsed with the `entities.arguments` parser. // call: function () { - var name, args; + var name, args, index = i; if (! (name = /^([\w-]+|%)\(/.exec(chunks[j]))) return; @@ -638,7 +642,7 @@ less.Parser = function Parser(env) { if (! $(')')) return; - if (name) { return new(tree.Call)(name, args) } + if (name) { return new(tree.Call)(name, args, index) } }, arguments: function () { var args = [], arg; @@ -667,7 +671,7 @@ less.Parser = function Parser(env) { if (input.charAt(i) !== 'u' || !$(/^url\(/)) return; value = $(this.entities.quoted) || $(this.entities.variable) || - $(this.entities.dataURI) || $(/^[-\w%@$\/.&=:;#+?]+/) || ""; + $(this.entities.dataURI) || $(/^[-\w%@$\/.&=:;#+?~]+/) || ""; if (! $(')')) throw new(Error)("missing closing ) for url()"); return new(tree.URL)((value.value || value.data || value instanceof tree.Variable) @@ -699,7 +703,7 @@ less.Parser = function Parser(env) { variable: function () { var name, index = i; - if (input.charAt(i) === '@' && (name = $(/^@[\w-]+/))) { + if (input.charAt(i) === '@' && (name = $(/^@@?[\w-]+/))) { return new(tree.Variable)(name, index); } }, @@ -739,12 +743,15 @@ less.Parser = function Parser(env) { // `window.location.href` // javascript: function () { - var str; + var str, j = i, e; - if (input.charAt(i) !== '`') { return } + if (input.charAt(j) === '~') { j++, e = true } // Escaped strings + if (input.charAt(j) !== '`') { return } + + e && $('~'); if (str = $(/^`([^`]*)`/)) { - return new(tree.JavaScript)(str[1], i); + return new(tree.JavaScript)(str[1], i, e); } } }, @@ -892,7 +899,7 @@ less.Parser = function Parser(env) { alpha: function () { var value; - if (! $(/^opacity=/i)) return; + if (! $(/^\(opacity=/i)) return; if (value = $(/^\d+/) || $(this.entities.variable)) { if (! $(')')) throw new(Error)("missing closing ) for alpha()"); return new(tree.Alpha)(value); @@ -915,9 +922,13 @@ less.Parser = function Parser(env) { var e, t, c; c = $(this.combinator); - e = $(/^(?:[.#]?|:*)(?:[\w-]|\\(?:[a-fA-F0-9]{1,6} ?|[^a-fA-F0-9]))+/) || $('*') || $(this.attribute) || $(/^\([^)@]+\)/); + e = $(/^(?:[.#]?|:*)(?:[\w-]|\\(?:[a-fA-F0-9]{1,6} ?|[^a-fA-F0-9]))+/) || $('*') || $(this.attribute) || $(/^\([^)@]+\)/) || $(/^(?:\d*\.)?\d+%/); if (e) { return new(tree.Element)(c, e) } + + if (c.value && c.value[0] === '&') { + return new(tree.Element)(c, null); + } }, // @@ -932,10 +943,18 @@ less.Parser = function Parser(env) { combinator: function () { var match, c = input.charAt(i); - if (c === '>' || c === '&' || c === '+' || c === '~') { + if (c === '>' || c === '+' || c === '~') { i++; while (input.charAt(i) === ' ') { i++ } return new(tree.Combinator)(c); + } else if (c === '&') { + match = '&'; + i++; + if(input.charAt(i) === ' ') { + match = '& '; + } + while (input.charAt(i) === ' ') { i++ } + return new(tree.Combinator)(match); } else if (c === ':' && input.charAt(i + 1) === ':') { i += 2; while (input.charAt(i) === ' ') { i++ } @@ -1005,7 +1024,7 @@ less.Parser = function Parser(env) { var selectors = [], s, rules, match; save(); - if (match = /^([.#: \w-]+)[\s\n]*\{/.exec(chunks[j])) { + if (match = /^([.#:% \w-]+)[\s\n]*\{/.exec(chunks[j])) { i += match[0].length - 1; selectors = [new(tree.Selector)([new(tree.Element)(null, match[1])])]; } else { @@ -1082,7 +1101,7 @@ less.Parser = function Parser(env) { if (value = $(this['import'])) { return value; - } else if (name = $(/^@media|@page|@-[-a-z]+/)) { + } else if (name = $(/^@media|@page/) || $(/^@(?:-webkit-)?keyframes/)) { types = ($(/^[^{]+/) || '').trim(); if (rules = $(this.block)) { return new(tree.Directive)(name + " " + types, rules); @@ -1408,7 +1427,10 @@ tree.Alpha.prototype = { return "alpha(opacity=" + (this.value.toCSS ? this.value.toCSS() : this.value) + ")"; }, - eval: function () { return this } + eval: function (env) { + if (this.value.eval) { this.value = this.value.eval(env) } + return this; + } }; })(require('less/tree')); @@ -1430,9 +1452,10 @@ tree.Anonymous.prototype = { // // A function call node. // -tree.Call = function (name, args) { +tree.Call = function (name, args, index) { this.name = name; this.args = args; + this.index = index; }; tree.Call.prototype = { // @@ -1451,7 +1474,12 @@ tree.Call.prototype = { var args = this.args.map(function (a) { return a.eval(env) }); if (this.name in tree.functions) { // 1. - return tree.functions[this.name].apply(tree.functions, args); + try { + return tree.functions[this.name].apply(tree.functions, args); + } catch (e) { + throw { message: "error evaluating function `" + this.name + "`", + index: this.index }; + } } else { // 2. return new(tree.Anonymous)(this.name + "(" + args.map(function (a) { return a.toCSS() }).join(', ') + ")"); @@ -1648,7 +1676,7 @@ tree.Directive.prototype = { tree.Element = function (combinator, value) { this.combinator = combinator instanceof tree.Combinator ? combinator : new(tree.Combinator)(combinator); - this.value = value.trim(); + this.value = value ? value.trim() : ""; }; tree.Element.prototype.toCSS = function (env) { return this.combinator.toCSS(env || {}) + this.value; @@ -1657,6 +1685,8 @@ tree.Element.prototype.toCSS = function (env) { tree.Combinator = function (value) { if (value === ' ') { this.value = ' '; + } else if (value === '& ') { + this.value = '& '; } else { this.value = value ? value.trim() : ""; } @@ -1666,6 +1696,7 @@ tree.Combinator.prototype.toCSS = function (env) { '' : '', ' ' : ' ', '&' : '', + '& ' : ' ', ':' : ' :', '::': '::', '+' : env.compress ? '+' : ' + ', @@ -1684,8 +1715,10 @@ tree.Expression.prototype = { return new(tree.Expression)(this.value.map(function (e) { return e.eval(env); })); - } else { + } else if (this.value.length === 1) { return this.value[0].eval(env); + } else { + return this; } }, toCSS: function (env) { @@ -1775,19 +1808,28 @@ tree.Import.prototype = { })(require('less/tree')); (function (tree) { -tree.JavaScript = function (string, index) { +tree.JavaScript = function (string, index, escaped) { + this.escaped = escaped; this.expression = string; this.index = index; }; tree.JavaScript.prototype = { - toCSS: function () { - return JSON.stringify(this.evaluated); - }, eval: function (env) { var result, - expression = new(Function)('return (' + this.expression + ')'), + that = this, context = {}; + var expression = this.expression.replace(/@\{([\w-]+)\}/g, function (_, name) { + return tree.jsify(new(tree.Variable)('@' + name, that.index).eval(env)); + }); + + try { + expression = new(Function)('return (' + expression + ')'); + } catch (e) { + throw { message: "JavaScript evaluation error: `" + expression + "`" , + index: this.index }; + } + for (var k in env.frames[0].variables()) { context[k.slice(1)] = { value: env.frames[0].variables()[k].value, @@ -1798,12 +1840,18 @@ tree.JavaScript.prototype = { } try { - this.evaluated = expression.call(context); + result = expression.call(context); } catch (e) { throw { message: "JavaScript evaluation error: '" + e.name + ': ' + e.message + "'" , index: this.index }; } - return this; + if (typeof(result) === 'string') { + return new(tree.Quoted)('"' + result + '"', result, this.escaped, this.index); + } else if (Array.isArray(result)) { + return new(tree.Anonymous)(result.join(', ')); + } else { + return new(tree.Anonymous)(result); + } } }; @@ -1828,12 +1876,13 @@ tree.mixin.Call = function (elements, args, index) { }; tree.mixin.Call.prototype = { eval: function (env) { - var mixins, rules = [], match = false; + var mixins, args, rules = [], match = false; for (var i = 0; i < env.frames.length; i++) { if ((mixins = env.frames[i].find(this.selector)).length > 0) { + args = this.arguments && this.arguments.map(function (a) { return a.eval(env) }); for (var m = 0; m < mixins.length; m++) { - if (mixins[m].match(this.arguments, env)) { + if (mixins[m].match(args, env)) { try { Array.prototype.push.apply( rules, mixins[m].eval(env, this.arguments).rules); @@ -1882,7 +1931,7 @@ tree.mixin.Definition.prototype = { rulesets: function () { return this.parent.rulesets.apply(this) }, eval: function (env, args) { - var frame = new(tree.Ruleset)(null, []), context; + var frame = new(tree.Ruleset)(null, []), context, _arguments = []; for (var i = 0, val; i < this.params.length; i++) { if (this.params[i].name) { @@ -1894,7 +1943,10 @@ tree.mixin.Definition.prototype = { } } } - frame.rules.unshift(new(tree.Rule)('@arguments', new(tree.Expression)(args))); + for (var i = 0; i < Math.max(this.params.length, args && args.length); i++) { + _arguments.push(args[i] || this.params[i].value); + } + frame.rules.unshift(new(tree.Rule)('@arguments', new(tree.Expression)(_arguments).eval(env))); return new(tree.Ruleset)(null, this.rules.slice(0)).eval({ frames: [this, frame].concat(this.frames, env.frames) @@ -1954,16 +2006,29 @@ tree.operate = function (op, a, b) { })(require('less/tree')); (function (tree) { -tree.Quoted = function (str, content) { +tree.Quoted = function (str, content, escaped, i) { + this.escaped = escaped; this.value = content || ''; this.quote = str.charAt(0); + this.index = i; }; tree.Quoted.prototype = { toCSS: function () { - return this.quote + this.value + this.quote; + if (this.escaped) { + return this.value; + } else { + return this.quote + this.value + this.quote; + } }, - eval: function () { - return this; + eval: function (env) { + var that = this; + var value = this.value.replace(/`([^`]+)`/g, function (_, exp) { + return new(tree.JavaScript)(exp, that.index, true).eval(env).value; + }).replace(/@\{([\w-]+)\}/g, function (_, name) { + var v = new(tree.Variable)('@' + name, that.index).eval(env); + return v.value || v.toCSS(); + }); + return new(tree.Quoted)(this.quote + value + this.quote, value, this.escaped, this.index); } }; @@ -2128,11 +2193,7 @@ tree.Ruleset.prototype = { if (context.length === 0) { paths = this.selectors.map(function (s) { return [s] }); } else { - for (var s = 0; s < this.selectors.length; s++) { - for (var c = 0; c < context.length; c++) { - paths.push(context[c].concat([this.selectors[s]])); - } - } + this.joinSelectors( paths, context, this.selectors ); } } @@ -2182,6 +2243,43 @@ tree.Ruleset.prototype = { css.push(rulesets); return css.join('') + (env.compress ? '\n' : ''); + }, + + joinSelectors: function (paths, context, selectors) { + for (var s = 0; s < selectors.length; s++) { + this.joinSelector(paths, context, selectors[s]); + } + }, + + joinSelector: function (paths, context, selector) { + var before = [], after = [], beforeElements = [], + afterElements = [], hasParentSelector = false, el; + + for (var i = 0; i < selector.elements.length; i++) { + el = selector.elements[i]; + if (el.combinator.value[0] === '&') { + hasParentSelector = true; + } + if (hasParentSelector) afterElements.push(el); + else beforeElements.push(el); + } + + if (! hasParentSelector) { + afterElements = beforeElements; + beforeElements = []; + } + + if (beforeElements.length > 0) { + before.push(new(tree.Selector)(beforeElements)); + } + + if (afterElements.length > 0) { + after.push(new(tree.Selector)(afterElements)); + } + + for (var c = 0; c < context.length; c++) { + paths.push(before.concat(context[c]).concat(after)); + } } }; })(require('less/tree')); @@ -2220,7 +2318,7 @@ tree.URL = function (val, paths) { this.attrs = val; } else { // Add the base path if the URL is relative and we are in the browser - if (!/^(?:https?:\/|file:\/)?\//.test(val.value) && paths.length > 0 && typeof(window) !== 'undefined') { + if (!/^(?:https?:\/|file:\/|data:\/)?\//.test(val.value) && paths.length > 0 && typeof(window) !== 'undefined') { val.value = paths[0] + (val.value.charAt(0) === '/' ? val.value.slice(1) : val.value); } this.value = val; @@ -2269,13 +2367,17 @@ tree.Variable.prototype = { eval: function (env) { var variable, v, name = this.name; + if (name.indexOf('@@') == 0) { + name = '@' + new(tree.Variable)(name.slice(1)).eval(env).value; + } + if (variable = tree.find(env.frames, function (frame) { if (v = frame.variable(name)) { return v.value.eval(env); } })) { return variable } else { - throw { message: "variable " + this.name + " is undefined", + throw { message: "variable " + name + " is undefined", index: this.index }; } } @@ -2288,12 +2390,20 @@ require('less/tree').find = function (obj, fun) { } return null; }; +require('less/tree').jsify = function (obj) { + if (Array.isArray(obj.value) && (obj.value.length > 1)) { + return '[' + obj.value.map(function (v) { return v.toCSS(false) }).join(', ') + ']'; + } else { + return obj.toCSS(false); + } +}; // // browser.js - client-side engine // var isFileProtocol = (location.protocol === 'file:' || location.protocol === 'chrome:' || + location.protocol === 'chrome-extension:' || location.protocol === 'resource:'); less.env = less.env || (location.hostname == '127.0.0.1' || @@ -2412,7 +2522,11 @@ function loadStyleSheet(sheet, callback, reload, remaining) { // Stylesheets in IE don't always return the full path if (! /^(https?|file):/.test(href)) { - href = url.slice(0, url.lastIndexOf('/') + 1) + href; + if (href.charAt(0) == "/") { + href = window.location.protocol + "//" + window.location.host + href; + } else { + href = url.slice(0, url.lastIndexOf('/') + 1) + href; + } } xhr(sheet.href, sheet.type, function (data, lastModified) { diff --git a/dist/less-1.1.4.min.js b/dist/less-1.1.4.min.js new file mode 100644 index 00000000..182b526f --- /dev/null +++ b/dist/less-1.1.4.min.js @@ -0,0 +1,16 @@ +// +// LESS - Leaner CSS v1.1.4 +// http://lesscss.org +// +// Copyright (c) 2009-2011, Alexis Sellier +// Licensed under the Apache 2.0 License. +// +// +// LESS - Leaner CSS v1.1.4 +// http://lesscss.org +// +// Copyright (c) 2009-2011, Alexis Sellier +// Licensed under the Apache 2.0 License. +// +(function(a,b){function u(a,b){var c="less-error-message:"+o(b),e=["
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