9 lines
43 KiB
JavaScript
9 lines
43 KiB
JavaScript
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//
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// LESS - Leaner CSS v1.2.0
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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 m(){var a=document.getElementsByTagName("style");for(var b=0;b<a.length;b++)a[b].type.match(k)&&(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 n(a,b){for(var c=0;c<d.sheets.length;c++)o(d.sheets[c],a,b,d.sheets.length-(c+1))}function o(b,c,e,f){var g=a.location.href.replace(/[#?].*$/,""),i=b.href.replace(/\?.*$/,""),j=h&&h.getItem(i),k=h&&h.getItem(i+":timestamp"),l={css:j,timestamp:k};/^(https?|file):/.test(i)||(i.charAt(0)=="/"?i=a.location.protocol+"//"+a.location.host+i:i=g.slice(0,g.lastIndexOf("/")+1)+i),s(b.href,b.type,function(a,g){if(!e&&l&&g&&(new Date(g)).valueOf()===(new Date(l.timestamp)).valueOf())r(l.css,b),c(null,b,{local:!0,remaining:f});else try{(new d.Parser({optimization:d.optimization,paths:[i.replace(/[\w\.-]+$/,"")],mime:b.type})).parse(a,function(a,d){if(a)return w(a,i);try{c(d,b,{local:!1,lastModified:g,remaining:f}),u(document.getElementById("less-error-message:"+q(i)))}catch(a){w(a,i)}})}catch(h){w(h,i)}},function(a,b){throw new Error("Couldn't load "+b+" ("+a+")")})}function q(a){return a.replace(/^[a-z]+:\/\/?[^\/]+/,"").replace(/^\//,"").replace(/\?.*$/,"").replace(/\.[^\.\/]+$/,"").replace(/[^\.\w-]+/g,"-").replace(/\./g,":")}function r(a,b,c){var d,e=b.href?b.href.replace(/\?.*$/,""):"",f="less:"+(b.title||q(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(g){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&&h&&(v("saving "+e+" to cache."),h.setItem(e,a),h.setItem(e+":timestamp",c))}function s(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 f=t(),h=g?!1:d.async;typeof f.overrideMimeType=="function"&&f.overrideMimeType("text/css"),f.open("GET",a,h),f.setRequestHeader("Accept",b||"text/x-less, text/css; q=0.9, */*; q=0.5"),f.send(null),g?f.status===0||f.status>=200&&f.status<300?c(f.responseText):e(f.status,a):h?f.onreadystatechange=function(){f.readyState==4&&i(f,c,e)}:i(f,c,e)}function t(){if(a.XMLHttpRequest)return new XMLHttpRequest;try{return new ActiveXObject("MSXML2.XMLHTTP.3.0")}catch(b){return v("browser doesn't support AJAX."),null}}function u(a){return a&&a.parentNode.removeChild(a)}function v(a){d.env=="development"&&typeof console!="undefined"&&console.log("less: "+a)}function w(a,b){var c="less-error-message:"+q(b),e=["<ul>",'<li><label>[-1]</label><pre class="ctx">{0}</pre></li>',"<li><label>[0]</label><pre>{current}</pre></li>",'<li><label>[1]</label><pre class="ctx">{2}</pre></li>',"</ul>"].join("\n"),f=document.createElement("div"),g,h;f.id=c,f.className="less-error-message",h="<h3>"+(a.message||"There is an error in your .less file")+"</h3>"+'<p><a href="'+b+'">'+b+"</a> ",a.extract&&(h+="on line "+a.line+", column "+(a.column+1)+":</p>"+e.replace(/\[(-?\d)\]/g,function(b,c){return parseInt(a.line)+parseInt(c)||""}).replace(/\{(\d)\}/g,function(b,c){return a.extract[parseInt(c)]||""}).replace(/\{current\}/,a.extract[1].slice(0,a.column)+'<span class="error">'+a.extract[1].slice(a.column)+"</span>")),f.innerHTML=h,r([".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: #ee4444;","padding: 4px 0;","margin: 0;","display: inline-block;","}",".less-error-message pre.ctx {","color: #dd4444;","}",".less-error-message h3 {","font-size: 20px;","font-weight: bold;","padding: 15px 0 5px 0;","margin: 0;","}",".less-error-message a {","color:
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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.mixin={},a.mixin.Call=function(b,c,d,e){this.selector=new a.Selector(b),this.arguments=c,this.index=d,this.important=e},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:h.index,stack:h.stack,call:this.index}}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}}throw{type:"Name",message:this.selector.toCSS().trim()+" is undefined",index:this.index}}},a.mixin.Definition=function(b,c,d,e){this.name=b,this.selectors=[new a.Selector([new a.Element(null,b)])],this.params=c,this.condition=e,this.arity=c.length,this.rules=d,this._lookups={},this.required=c.reduce(function(a,b){return!b.name||b.name&&!b.value?a+1:a},0),this.parent=a.Ruleset.prototype,this.frames=[]},a.mixin.Definition.prototype={toCSS:function(){return""},variable:function(a){return this.parent.variable.call(this,a)},variables:function(){return this.parent.variables.call(this)},find:function(){return this.parent.find.apply(this,arguments)},rulesets:function(){return this.parent.rulesets.apply(this)},evalParams:function(b,c){var d=new a.Ruleset(null,[]);for(var e=0,f;e<this.params.length;e++)if(this.params[e].name)if(f=c&&c[e]||this.params[e].value)d.rules.unshift(new a.Rule(this.params[e].name,f.eval(b)));else throw{type:"Runtime",message:"wrong number of arguments for "+this.name+" ("+c.length+" for "+this.arity+")"};return d},eval:function(b,c,d){var e=this.evalParams(b,c),f,g=[],h;for(var i=0;i<Math.max(this.params.length,c&&c.length);i++)g.push(c[i]||this.params[i].value);return e.rules.unshift(new a.Rule("@arguments",(new a.Expression(g)).eval(b))),h=d?this.rules.map(function(b){return new a.Rule(b.name,b.value,"!important",b.index)}):this.rules.slice(0),(new a.Ruleset(null,h)).eval({frames:[this,e].concat(this.frames,b.frames)})},match:function(a,b){var c=a&&a.length||0,d,e;if(c<this.required)return!1;if(this.required>0&&c>this.params.length)return!1;if(this.condition&&!this.condition.eval({frames:[this.evalParams(b,a)].concat(b.frames)}))return!1;d=Math.min(c,this.arity);for(var f=0;f<d;f++)if(!this.params[f].name&&a[f].eval(b).toCSS()!=this.params[f].value.eval(b).toCSS())return!1;return!0}}}(c("../tree")),function(a){a.Operation=function(a,b){this.op=a.trim(),this.operands=b},a.Operation.prototype.eval=function(b){var c=this.operands[0].eval(b),d=this.operands[1].eval(b),e;if(c instanceof a.Dimension&&d instanceof a.Color)if(this.op==="*"||this.op==="+")e=d,d=c,c=e;else throw{name:"OperationError",message:"Can't substract or divide a color from a number"};return c.operate(this.op,d)},a.operate=function(a,b,c){switch(a){case"+":return b+c;case"-":return b-c;case"*":return b*c;case"/":return b/c}}}(c("../tree")),function(a){a.Paren=function(a){this.value=a},a.Paren.prototype={toCSS:function(a){return"("+this.value.toCSS(a)+")"},eval:function(b){return new a.Paren(this.value.eval(b))}}}(c("../tree")),function(a){a.Quoted=function(a,b,c,d){this.escaped=c,this.value=b||"",this.quote=a.charAt(0),this.index=d},a.Quoted.prototype={toCSS:function(){return this.escaped?this.value:this.quote+this.value+this.quote},eval:function(b){var c=this,d=this.value.replace(/`([^`]+)`/g,function(d,e){return
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