9 lines
46 KiB
JavaScript
9 lines
46 KiB
JavaScript
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//
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// LESS - Leaner CSS v1.3.0
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// http://lesscss.org
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//
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// Copyright (c) 2009-2011, Alexis Sellier
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// Licensed under the Apache 2.0 License.
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//
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(function(a,b){function c(b){return a.less[b.split("/")[1]]}function l(){var a=document.getElementsByTagName("style");for(var b=0;b<a.length;b++)a[b].type.match(j)&&(new d.Parser).parse(a[b].innerHTML||"",function(c,d){var e=d.toCSS(),f=a[b];f.type="text/css",f.styleSheet?f.styleSheet.cssText=e:f.innerHTML=e})}function m(a,b){for(var c=0;c<d.sheets.length;c++)n(d.sheets[c],a,b,d.sheets.length-(c+1))}function n(b,c,e,f){var h=a.location.href.replace(/[#?].*$/,""),i=b.href.replace(/\?.*$/,""),j=g&&g.getItem(i),k=g&&g.getItem(i+":timestamp"),l={css:j,timestamp:k};/^(https?|file):/.test(i)||(i.charAt(0)=="/"?i=a.location.protocol+"//"+a.location.host+i:i=h.slice(0,h.lastIndexOf("/")+1)+i);var m=i.match(/([^\/]+)$/)[1];q(b.href,b.type,function(a,g){if(!e&&l&&g&&(new Date(g)).valueOf()===(new Date(l.timestamp)).valueOf())p(l.css,b),c(null,null,a,b,{local:!0,remaining:f});else try{(new d.Parser({optimization:d.optimization,paths:[i.replace(/[\w\.-]+$/,"")],mime:b.type,filename:m})).parse(a,function(d,e){if(d)return u(d,i);try{c(d,e,a,b,{local:!1,lastModified:g,remaining:f}),s(document.getElementById("less-error-message:"+o(i)))}catch(d){u(d,i)}})}catch(h){u(h,i)}},function(a,b){throw new Error("Couldn't load "+b+" ("+a+")")})}function o(a){return a.replace(/^[a-z]+:\/\/?[^\/]+/,"").replace(/^\//,"").replace(/\?.*$/,"").replace(/\.[^\.\/]+$/,"").replace(/[^\.\w-]+/g,"-").replace(/\./g,":")}function p(a,b,c){var d,e=b.href?b.href.replace(/\?.*$/,""):"",f="less:"+(b.title||o(e));(d=document.getElementById(f))===null&&(d=document.createElement("style"),d.type="text/css",d.media=b.media||"screen",d.id=f,document.getElementsByTagName("head")[0].appendChild(d));if(d.styleSheet)try{d.styleSheet.cssText=a}catch(h){throw new Error("Couldn't reassign styleSheet.cssText.")}else(function(a){d.childNodes.length>0?d.firstChild.nodeValue!==a.nodeValue&&d.replaceChild(a,d.firstChild):d.appendChild(a)})(document.createTextNode(a));c&&g&&(t("saving "+e+" to cache."),g.setItem(e,a),g.setItem(e+":timestamp",c))}function q(a,b,c,e){function i(b,c,d){b.status>=200&&b.status<300?c(b.responseText,b.getResponseHeader("Last-Modified")):typeof d=="function"&&d(b.status,a)}var g=r(),h=f?!1:d.async;typeof g.overrideMimeType=="function"&&g.overrideMimeType("text/css"),g.open("GET",a,h),g.setRequestHeader("Accept",b||"text/x-less, text/css; q=0.9, */*; q=0.5"),g.send(null),f?g.status===0||g.status>=200&&g.status<300?c(g.responseText):e(g.status,a):h?g.onreadystatechange=function(){g.readyState==4&&i(g,c,e)}:i(g,c,e)}function r(){if(a.XMLHttpRequest)return new XMLHttpRequest;try{return new ActiveXObject("MSXML2.XMLHTTP.3.0")}catch(b){return t("browser doesn't support AJAX."),null}}function s(a){return a&&a.parentNode.removeChild(a)}function t(a){d.env=="development"&&typeof console!="undefined"&&console.log("less: "+a)}function u(a,b){var c="less-error-message:"+o(b),e='<li><label>{line}</label><pre class="{class}">{content}</pre></li>',f=document.createElement("div"),g,h,i=[],j=a.filename||b;f.id=c,f.className="less-error-message",h="<h3>"+(a.message||"There is an error in your .less file")+"</h3>"+'<p>in <a href="'+j+'">'+j+"</a> ";var k=function(a,b,c){a.extract[b]&&i.push(e.replace(/\{line\}/,parseInt(a.line)+(b-1)).replace(/\{class\}/,c).replace(/\{content\}/,a.extract[b]))};a.stack?h+="<br/>"+a.stack.split("\n").slice(1).join("<br/>"):a.extract&&(k(a,0,""),k(a,1,"line"),k(a,2,""),h+="on line "+a.line+", column "+(a.column+1)+":</p>"+"<ul>"+i.join("")+"</ul>"),f.innerHTML=h,p([".less-error-message ul, .less-error-message li {","list-style-type: none;","margin-right: 15px;","padding: 4px 0;","margin: 0;","}",".less-error-message label {","font-size: 12px;","margin-right: 15px;","padding: 4px 0;","color: #cc7777;","}",".less-error-message pre {","color: #dd6666;","padding: 4px 0;","margin: 0;","display: inline-block;","}",".less-error-message pre.line {","color: #ff0000;","}",".less-error-message h3 {","font-size: 20px;","font-weight: bold;","padding: 15px 0 5px 0;","margin: 0;","}",".less-error-message a {","color: #10a","}",".less-error-message .error {"
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.splice.apply(c.rules,[e,1].concat(c.rules[e].eval(b)));return this.features?new a.Media(c.rules,this.features.value):c.rules}}}(c("../tree")),function(a){a.JavaScript=function(a,b,c){this.escaped=c,this.expression=a,this.index=b},a.JavaScript.prototype={eval:function(b){var c,d=this,e={},f=this.expression.replace(/@\{([\w-]+)\}/g,function(c,e){return a.jsify((new a.Variable("@"+e,d.index)).eval(b))});try{f=new Function("return ("+f+")")}catch(g){throw{message:"JavaScript evaluation error: `"+f+"`",index:this.index}}for(var h in b.frames[0].variables())e[h.slice(1)]={value:b.frames[0].variables()[h].value,toJS:function(){return this.value.eval(b).toCSS()}};try{c=f.call(e)}catch(g){throw{message:"JavaScript evaluation error: '"+g.name+": "+g.message+"'",index:this.index}}return typeof c=="string"?new a.Quoted('"'+c+'"',c,this.escaped,this.index):Array.isArray(c)?new a.Anonymous(c.join(", ")):new a.Anonymous(c)}}}(c("../tree")),function(a){a.Keyword=function(a){this.value=a},a.Keyword.prototype={eval:function(){return this},toCSS:function(){return this.value},compare:function(b){return b instanceof a.Keyword?b.value===this.value?0:1:-1}},a.True=new a.Keyword("true"),a.False=new a.Keyword("false")}(c("../tree")),function(a){a.Media=function(b,c){var d=new a.Element("&",null,0),e=[new a.Selector([d])];this.features=new a.Value(c),this.ruleset=new a.Ruleset(e,b),this.ruleset.allowImports=!0},a.Media.prototype={toCSS:function(a,b){var c=this.features.toCSS(b);return this.ruleset.root=a.length===0||a[0].multiMedia,"@media "+c+(b.compress?"{":" {\n ")+this.ruleset.toCSS(a,b).trim().replace(/\n/g,"\n ")+(b.compress?"}":"\n}\n")},eval:function(b){b.mediaBlocks||(b.mediaBlocks=[],b.mediaPath=[]);var c=b.mediaBlocks.length;b.mediaPath.push(this),b.mediaBlocks.push(this);var d=new a.Media([],[]);return d.features=this.features.eval(b),b.frames.unshift(this.ruleset),d.ruleset=this.ruleset.eval(b),b.frames.shift(),b.mediaBlocks[c]=d,b.mediaPath.pop(),b.mediaPath.length===0?d.evalTop(b):d.evalNested(b)},variable:function(b){return a.Ruleset.prototype.variable.call(this.ruleset,b)},find:function(){return a.Ruleset.prototype.find.apply(this.ruleset,arguments)},rulesets:function(){return a.Ruleset.prototype.rulesets.apply(this.ruleset)},evalTop:function(b){var c=this;if(b.mediaBlocks.length>1){var d=new a.Element("&",null,0),e=[new a.Selector([d])];c=new a.Ruleset(e,b.mediaBlocks),c.multiMedia=!0}return delete b.mediaBlocks,delete b.mediaPath,c},evalNested:function(b){var c,d,e=b.mediaPath.concat([this]);for(c=0;c<e.length;c++)d=e[c].features instanceof a.Value?e[c].features.value:e[c].features,e[c]=Array.isArray(d)?d:[d];return this.features=new a.Value(this.permute(e).map(function(b){b=b.map(function(b){return b.toCSS?b:new a.Anonymous(b)});for(c=b.length-1;c>0;c--)b.splice(c,0,new a.Anonymous("and"));return new a.Expression(b)})),new a.Ruleset([],[])},permute:function(a){if(a.length===0)return[];if(a.length===1)return a[0];var b=[],c=this.permute(a.slice(1));for(var d=0;d<c.length;d++)for(var e=0;e<a[0].length;e++)b.push([a[0][e]].concat(c[d]));return b}}}(c("../tree")),function(a){a.mixin={},a.mixin.Call=function(b,c,d,e,f){this.selector=new a.Selector(b),this.arguments=c,this.index=d,this.filename=e,this.important=f},a.mixin.Call.prototype={eval:function(a){var b,c,d=[],e=!1;for(var f=0;f<a.frames.length;f++)if((b=a.frames[f].find(this.selector)).length>0){c=this.arguments&&this.arguments.map(function(b){return b.eval(a)});for(var g=0;g<b.length;g++)if(b[g].match(c,a))try{Array.prototype.push.apply(d,b[g].eval(a,this.arguments,this.important).rules),e=!0}catch(h){throw{message:h.message,index:this.index,filename:this.filename,stack:h.stack}}if(e)return d;throw{type:"Runtime",message:"No matching definition was found for `"+this.selector.toCSS().trim()+"("+this.arguments.map(function(a){return a.toCSS()}).join(", ")+")`",index:this.index,filename:this.filename}}throw{type:"Name",message:this.selector.toCSS().trim()+" is undefined",index:this.index,filename:this.filename}}},a.mixin.Definition=function(b,c,d,e,f){this.name=b,this.sele
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