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(dist) build 1.0.15

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cloudhead 2010-06-15 02:38:48 -04:00
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//
// LESS - Leaner CSS v1.0.15
// http://lesscss.org
//
// Copyright (c) 2010, Alexis Sellier
// Licensed under the Apache 2.0 License.
//
if(!Array.isArray)Array.isArray=function(b){return Object.prototype.toString.call(b)==="[object Array]"||b instanceof Array};if(!Array.prototype.forEach)Array.prototype.forEach=function(b,a){for(var e=this.length>>>0,f=0;f<e;f++)f in this&&b.call(a,this[f],f,this)};if(!Array.prototype.map)Array.prototype.map=function(b,a){for(var e=this.length>>>0,f=new Array(e),h=0;h<e;h++)if(h in this)f[h]=b.call(a,this[h],h,this);return f};
if(!Array.prototype.filter)Array.prototype.filter=function(b,a){for(var e=[],f=0;f<this.length;f++)b.call(a,this[f])&&e.push(this[f]);return e};if(!Array.prototype.reduce)Array.prototype.reduce=function(b){var a=this.length>>>0,e=0;if(a===0&&arguments.length===1)throw new TypeError;if(arguments.length>=2)var f=arguments[1];else{do{if(e in this){f=this[e++];break}if(++e>=a)throw new TypeError;}while(1)}for(;e<a;e++)if(e in this)f=b.call(null,f,this[e],e,this);return f};
if(!Array.prototype.indexOf)Array.prototype.indexOf=function(b,a){var e=this.length;a=a||0;if(!e)return-1;if(a>=e)return-1;if(a<0)a+=e;for(;a<e;a++)if(Object.prototype.hasOwnProperty.call(this,a))if(b===this[a])return a;return-1};if(!Object.keys)Object.keys=function(b){var a=[];for(var e in b)Object.prototype.hasOwnProperty.call(b,e)&&a.push(e);return a};if(!String.prototype.trim)String.prototype.trim=function(){return String(this).replace(/^\s\s*/,"").replace(/\s\s*$/,"")};
if(typeof require!=="undefined")var less=exports,tree=require("less/tree");else less=tree={};
less.Parser=function(b){function a(d){var g,i,k;if(d instanceof Function)return d.call(t.parsers);else if(typeof d==="string"){g=f.charAt(h)===d?d:null;i=1}else{if(h>=q+m[n].length&&n<m.length-1)q+=m[n++].length;d.lastIndex=k=h-q;if(g=d.exec(m[n])){i=g[0].length;if(d.lastIndex-i!==k)return}}if(g){h+=i;for(i=q+m[n].length;h<=i;){d=f.charCodeAt(h);if(!(d===32||d===10||d===9))break;h++}return typeof g==="string"?g:g.length===1?g[0]:g}}function e(d){var g;if(typeof d==="string")return f.charAt(h)===d;
else{d.lastIndex=h;if((g=d.exec(f))&&d.lastIndex-g[0].length===h)return g}}var f,h,n,l,m,q,t,j=this,o=function(){},p=this.imports={paths:b&&b.paths||[],queue:[],files:{},push:function(d,g){var i=this;this.queue.push(d);less.Parser.importer(d,this.paths,function(k){i.queue.splice(i.queue.indexOf(d),1);i.files[d]=k;g(k);i.queue.length===0&&o()})}};this.env=b||{};this.optimization="optimization"in this.env?this.env.optimization:1;return t={imports:p,parse:function(d,g){var i,k,r=null;h=n=q=l=0;m=[];
f=d.replace(/\r\n/g,"\n");if(j.optimization>0){f=f.replace(/\/\*(?:[^*]|\*+[^\/*])*\*+\//g,function(v){return j.optimization>1?"":v.replace(/\n(\s*\n)+/g,"\n")});m=f.split(/^(?=\n)/mg)}else m=[f];i=new tree.Ruleset([],a(this.parsers.primary));i.root=true;i.toCSS=function(v){var w,y;return function(s){s=s||{};try{var x=v.call(this,[],{frames:[],compress:s.compress||false});return s.compress?x.replace(/(\s)+/g,"$1"):x}catch(z){y=f.split("\n");w=(f.slice(0,z.index).match(/\n/g)||"").length+1;s=z.index;
for(x=-1;s>=0&&f.charAt(s)!=="\n";s--)x++;throw{name:"NameError",message:z.message,line:w,stack:z.stack,column:x,extract:[y[w-2],y[w-1],y[w]]};}}}(i.toCSS);if(h<f.length-1){h=l;k=f.split("\n");d=(f.slice(0,h).match(/\n/g)||"").length+1;for(var u=h,A=-1;u>=0&&f.charAt(u)!=="\n";u--)A++;r={name:"ParseError",message:"Syntax Error on line "+d,filename:b.filename,line:d,column:A,extract:[k[d-2],k[d-1],k[d]]}}if(this.imports.queue.length>0)o=function(){g(r,i)};else g(r,i)},parsers:{primary:function(){for(var d,
g=[];d=a(this.mixin.definition)||a(this.rule)||a(this.ruleset)||a(this.mixin.call)||a(this.comment)||a(/[\n\s]+/g)||a(this.directive);)g.push(d);return g},comment:function(){var d;if(f.charAt(h)==="/")return(d=a(/\/\*(?:[^*]|\*+[^\/*])*\*+\/\n?/g))?new tree.Comment(d):a(/\/\/.*/g)},entities:{quoted:function(){var d;if(!(f.charAt(h)!=='"'&&f.charAt(h)!=="'"))if(d=a(/"((?:[^"\\\r\n]|\\.)*)"|'((?:[^'\\\r\n]|\\.)*)'/g))return new tree.Quoted(d[0],d[1]||d[2])},keyword:function(){var d;if(d=a(/[A-Za-z-]+/g))return new tree.Keyword(d)},
call:function(){var d,g;if(d=a(/([a-zA-Z0-9_-]+|%)\(/g)){if(d[1].toLowerCase()==="alpha")return a(this.alpha);g=a(this.entities.arguments);if(a(")"))if(d)return new tree.Call(d[1],g)}},arguments:function(){for(var d=[],g;g=a(this.expression);){d.push(g);if(!a(","))break}return d},literal:function(){return a(this.entities.dimension)||a(this.entities.color)||a(this.entities.quoted)},url:function(){var d;if(!(f.charAt(h)!=="u"||!a(/url\(/g))){d=a(this.entities.quoted)||a(/[-a-zA-Z0-9_%@$\/.&=:;#+?]+/g);
if(!a(")"))throw new Error("missing closing ) for url()");return new tree.URL(d.value?d:new tree.Anonymous(d))}},variable:function(){var d,g=h;if(f.charAt(h)==="@"&&(d=a(/@[a-zA-Z0-9_-]+/g)))return new tree.Variable(d,g)},color:function(){var d;if(f.charAt(h)==="#"&&(d=a(/#([a-fA-F0-9]{6}|[a-fA-F0-9]{3})/g)))return new tree.Color(d[1])},dimension:function(){var d;d=f.charCodeAt(h);if(!(d>57||d<45||d===47))if(d=a(/(-?[0-9]*\.?[0-9]+)(px|%|em|pc|ex|in|deg|s|ms|pt|cm|mm)?/g))return new tree.Dimension(d[1],
d[2])}},variable:function(){var d;if(f.charAt(h)==="@"&&(d=a(/(@[a-zA-Z0-9_-]+)\s*:/g)))return d[1]},shorthand:function(){var d,g;if(e(/[@\w.-]+\/[@\w.-]+/g))if((d=a(this.entity))&&a("/")&&(g=a(this.entity)))return new tree.Shorthand(d,g)},mixin:{call:function(){for(var d=[],g,i,k,r=h;g=a(/[#.][a-zA-Z0-9_-]+/g);){d.push(new tree.Element(i,g));i=a(">")}a("(")&&(k=a(this.entities.arguments))&&a(")");if(d.length>0&&(a(";")||e("}")))return new tree.mixin.Call(d,k,r)},definition:function(){var d,g=[],
i,k;if(!(f.charAt(h)!=="."||e(/[^{]*(;|})/g)))if(d=a(/([#.][a-zA-Z0-9_-]+)\s*\(/g)){for(d=d[1];i=a(/@[\w-]+/g)||a(this.entities.literal)||a(this.entities.keyword);){if(i[0]==="@")if(a(":"))if(k=a(this.expression))g.push({name:i,value:k});else throw new Error("Expected value");else g.push({name:i});else g.push({value:i});if(!a(","))break}if(!a(")"))throw new Error("Expected )");if(i=a(this.block))return new tree.mixin.Definition(d,g,i)}}},entity:function(){return a(this.entities.literal)||a(this.entities.variable)||
a(this.entities.url)||a(this.entities.call)||a(this.entities.keyword)},end:function(){return a(";")||e("}")},alpha:function(){var d;if(a(/opacity=/gi))if(d=a(/[0-9]+/g)||a(this.entities.variable)){if(!a(")"))throw new Error("missing closing ) for alpha()");return new tree.Alpha(d)}},element:function(){var d;c=a(this.combinator);if(d=a(/[.#:]?[a-zA-Z0-9_-]+/g)||a("*")||a(this.attribute)||a(/\([^)@]+\)/g))return new tree.Element(c,d)},combinator:function(){var d;return(d=a(/[+>~]/g)||a("&")||a(/::/g))?
new tree.Combinator(d):new tree.Combinator(f.charAt(h-1)===" "?" ":null)},selector:function(){for(var d,g=[];d=a(this.element);)g.push(d);if(g.length>0)return new tree.Selector(g)},tag:function(){return a(/[a-zA-Z][a-zA-Z-]*[0-9]?/g)||a("*")},attribute:function(){var d="",g,i,k;if(a("[")){if(g=a(/[a-z-]+/g)||a(this.entities.quoted))d=(k=a(/[|~*$^]?=/g))&&(i=a(this.entities.quoted)||a(/[\w-]+/g))?[g,k,i.toCSS?i.toCSS():i].join(""):g;if(a("]"))if(d)return"["+d+"]"}},block:function(){var d;if(a("{")&&
(d=a(this.primary))&&a("}"))return d},ruleset:function(){var d=[],g,i,k=h;if(g=e(/([a-z.#: _-]+)[\s\n]*\{/g)){h+=g[0].length-1;d=[new tree.Selector([new tree.Element(null,g[1])])]}else{for(;g=a(this.selector);){d.push(g);if(!a(","))break}g&&a(this.comment)}if(d.length>0&&(i=a(this.block)))return new tree.Ruleset(d,i);else{l=h;h=k}},rule:function(){var d,g=h;if(name=a(this.property)||a(this.variable)){if(name.charAt(0)!="@"&&(match=e(/([^@+\/*(;{}-]*);/g))){h+=match[0].length-1;d=new tree.Anonymous(match[1])}else d=
name==="font"?a(this.font):a(this.value);if(a(this.end))return new tree.Rule(name,d,g);else{l=h;h=g}}},"import":function(){var d;if(a(/@import\s+/g)&&(d=a(this.entities.quoted)||a(this.entities.url))&&a(";"))return new tree.Import(d,p)},directive:function(){var d,g,i;if(f.charAt(h)==="@")if(g=a(this["import"]))return g;else if(d=a(/@media|@page/g)){i=a(/[^{]+/g).trim();if(g=a(this.block))return new tree.Directive(d+" "+i,g)}else if(d=a(/@[-a-z]+/g))if(d==="@font-face"){if(g=a(this.block))return new tree.Directive(d,
g)}else if((g=a(this.entity))&&a(";"))return new tree.Directive(d,g)},font:function(){for(var d=[],g=[],i;i=a(this.shorthand)||a(this.entity);)g.push(i);d.push(new tree.Expression(g));if(a(","))for(;i=a(this.expression);){d.push(i);if(!a(","))break}return new tree.Value(d,a(this.important))},value:function(){for(var d,g=[];d=a(this.expression);){g.push(d);if(!a(","))break}d=a(this.important);if(g.length>0)return new tree.Value(g,d)},important:function(){return a(/!\s*important/g)},sub:function(){var d;
if(a("(")&&(d=a(this.expression))&&a(")"))return d},multiplication:function(){var d,g,i,k;if(d=a(this.operand)){for(;(i=a(/[\/*]/g))&&(g=a(this.operand));)k=new tree.Operation(i,[k||d,g]);return k||d}},addition:function(){var d,g,i,k;if(d=a(this.multiplication)){for(;(i=a(/[-+]\s+/g)||f.charAt(h-1)!=" "&&a(/[-+]/g))&&(g=a(this.multiplication));)k=new tree.Operation(i,[k||d,g]);return k||d}},operand:function(){return a(this.sub)||a(this.entities.dimension)||a(this.entities.color)||a(this.entities.variable)},
expression:function(){for(var d,g=[];d=a(this.addition)||a(this.entity);)g.push(d);if(g.length>0)return new tree.Expression(g)},property:function(){var d;if(d=a(/(\*?-?[-a-z_0-9]+)\s*:/g))return d[1]}}}};less.Parser.importer=null;if(typeof require!=="undefined")tree=require("less/tree");
tree.functions={rgb:function(b,a,e){return this.rgba(b,a,e,1)},rgba:function(b,a,e,f){b=[b,a,e].map(function(h){return number(h)});f=number(f);return new tree.Color(b,f)},hsl:function(b,a,e){return this.hsla(b,a,e,1)},hsla:function(b,a,e,f){function h(m){m=m<0?m+1:m>1?m-1:m;return m*6<1?l+(n-l)*m*6:m*2<1?n:m*3<2?l+(n-l)*(2/3-m)*6:l}b=(number(b)%360+360)%360/360;a=number(a);e=number(e);f=number(f);var n=e<=0.5?e*(a+1):e+a-e*a,l=e*2-n;return this.rgba(h(b+1/3)*255,h(b)*255,h(b-1/3)*255,f)},saturate:function(b,
a){b=b.toHSL();b.s+=a.value/100;b.s=clamp(b.s);return this.hsl(b.h,b.s,b.l)},desaturate:function(b,a){b=b.toHSL();b.s-=a.value/100;b.s=clamp(b.s);return this.hsl(b.h,b.s,b.l)},lighten:function(b,a){b=b.toHSL();b.l*=1+a.value/100;b.l=clamp(b.l);return this.hsl(b.h,b.s,b.l)},darken:function(b,a){b=b.toHSL();b.l*=1-a.value/100;b.l=clamp(b.l);return this.hsl(b.h,b.s,b.l)},greyscale:function(b){return this.desaturate(b,new tree.Dimension(100))},e:function(b){return new tree.Anonymous(b)},"%":function(b){for(var a=
Array.prototype.slice.call(arguments,1),e=b.content,f=0;f<a.length;f++)e=e.replace(/%s/,a[f].content).replace(/%[da]/,a[f].toCSS());e=e.replace(/%%/g,"%");return new tree.Quoted('"'+e+'"',e)}};function number(b){if(b instanceof tree.Dimension)return parseFloat(b.unit=="%"?b.value/100:b.value);else if(typeof b==="number")return b;else throw{error:"RuntimeError",message:"color functions take numbers as parameters"};}function clamp(b){return Math.min(1,Math.max(0,b))}
if(typeof require!=="undefined")tree=require("less/tree");tree.Alpha=function(b){this.value=b};tree.Alpha.prototype={toCSS:function(){return"alpha(opacity="+this.value.toCSS()+")"},eval:function(){return this}};if(typeof require!=="undefined")tree=require("less/tree");tree.Anonymous=function(b){this.value=b.content||b};tree.Anonymous.prototype={toCSS:function(){return this.value},eval:function(){return this}};if(typeof require!=="undefined")tree=require("less/tree");
tree.Call=function(b,a){this.name=b;this.args=a};tree.Call.prototype={eval:function(b){var a=this.args.map(function(e){return e.eval(b)});return this.name in tree.functions?tree.functions[this.name].apply(tree.functions,a):new tree.Anonymous(this.name+"("+a.map(function(e){return e.toCSS()}).join(", ")+")")},toCSS:function(b){return this.eval(b).toCSS()}};if(typeof require!=="undefined")tree=require("less/tree");
tree.Color=function(b,a){if(Array.isArray(b)){this.rgb=b;this.alpha=a}else this.rgb=b.length==6?b.match(/.{2}/g).map(function(e){return parseInt(e,16)}):b.split("").map(function(e){return parseInt(e+e,16)})};
tree.Color.prototype={eval:function(){return this},toCSS:function(){return this.alpha&&this.alpha<1?"rgba("+this.rgb.concat(this.alpha).join(", ")+")":"#"+this.rgb.map(function(b){b=Math.round(b);b=(b>255?255:b<0?0:b).toString(16);return b.length===1?"0"+b:b}).join("")},operate:function(b,a){var e=[];a instanceof tree.Color||(a=a.toColor());for(var f=0;f<3;f++)e[f]=tree.operate(b,this.rgb[f],a.rgb[f]);return new tree.Color(e)},toHSL:function(){var b=this.rgb[0]/255,a=this.rgb[1]/255,e=this.rgb[2]/
255,f=Math.max(b,a,e),h=Math.min(b,a,e),n,l=(f+h)/2,m=f-h;if(f===h)n=h=0;else{h=l>0.5?m/(2-f-h):m/(f+h);switch(f){case b:n=(a-e)/m+(a<e?6:0);break;case a:n=(e-b)/m+2;break;case e:n=(b-a)/m+4;break}n/=6}return{h:n*360,s:h,l:l}}};if(typeof require!=="undefined")tree=require("less/tree");tree.Comment=function(b){this.value=b};tree.Comment.prototype={toCSS:function(b){return b.compress?"":this.value}};if(typeof require!=="undefined")tree=require("less/tree");
tree.Dimension=function(b,a){this.value=parseFloat(b);this.unit=a||null};tree.Dimension.prototype={eval:function(){return this},toColor:function(){return new tree.Color([this.value,this.value,this.value])},toCSS:function(){return this.value+this.unit},operate:function(b,a){return new tree.Dimension(tree.operate(b,this.value,a.value),this.unit||a.unit)}};if(typeof require!=="undefined")tree=require("less/tree");
tree.Directive=function(b,a){this.name=b;if(Array.isArray(a))this.ruleset=new tree.Ruleset([],a);else this.value=a};
tree.Directive.prototype={toCSS:function(b,a){if(this.ruleset){this.ruleset.root=true;return this.name+(a.compress?"{":" {\n ")+this.ruleset.toCSS(b,a).trim().replace(/\n/g,"\n ")+(a.compress?"}":"\n}\n")}else return this.name+" "+this.value.toCSS()+";\n"},eval:function(b){b.frames.unshift(this);this.ruleset&&this.ruleset.evalRules(b);b.frames.shift();return this},variable:function(b){return tree.Ruleset.prototype.variable.call(this.ruleset,b)},find:function(){return tree.Ruleset.prototype.find.apply(this.ruleset,
arguments)},rulesets:function(){return tree.Ruleset.prototype.rulesets.apply(this.ruleset)}};if(typeof require!=="undefined")tree=require("less/tree");tree.Element=function(b,a){this.combinator=b instanceof tree.Combinator?b:new tree.Combinator(b);this.value=a.trim()};tree.Element.prototype.toCSS=function(b){return this.combinator.toCSS(b||{})+this.value};tree.Combinator=function(b){this.value=b===" "?" ":b?b.trim():""};
tree.Combinator.prototype.toCSS=function(b){return{"":""," ":" ","&":"",":":" :","::":"::","+":b.compress?"+":" + ","~":b.compress?"~":" ~ ",">":b.compress?">":" > "}[this.value]};if(typeof require!=="undefined")tree=require("less/tree");tree.Expression=function(b){this.value=b};tree.Expression.prototype={eval:function(b){return this.value.length>1?new tree.Expression(this.value.map(function(a){return a.eval(b)})):this.value[0].eval(b)},toCSS:function(){return this.value.map(function(b){return b.toCSS()}).join(" ")}};
if(typeof require!=="undefined")tree=require("less/tree");tree.Import=function(b,a){var e=this;this._path=b;this.path=b instanceof tree.Quoted?/\.(le?|c)ss$/.test(b.content)?b.content:b.content+".less":b.value.content||b.value;(this.css=/css$/.test(this.path))||a.push(this.path,function(f){e.root=f})};
tree.Import.prototype={toCSS:function(){return this.css?"@import "+this._path.toCSS()+";\n":""},eval:function(){if(this.css)return this;else{for(var b=0;b<this.root.rules.length;b++)this.root.rules[b]instanceof tree.Import&&Array.prototype.splice.apply(this.root.rules,[b,1].concat(this.root.rules[b].eval()));return this.root.rules}}};if(typeof require!=="undefined")tree=require("less/tree");tree.Keyword=function(b){this.value=b};tree.Keyword.prototype={eval:function(){return this},toCSS:function(){return this.value}};
if(typeof require!=="undefined")tree=require("less/tree");tree.mixin={};tree.mixin.Call=function(b,a,e){this.selector=new tree.Selector(b);this.arguments=a;this.index=e};
tree.mixin.Call.prototype={eval:function(b){for(var a,e=[],f=false,h=0;h<b.frames.length;h++)if((a=b.frames[h].find(this.selector)).length>0){for(h=0;h<a.length;h++)if(a[h].match(this.arguments,b))try{Array.prototype.push.apply(e,a[h].eval(this.arguments,b).rules);f=true}catch(n){throw{message:n.message,index:this.index};}if(f)return e;else throw{message:"No matching definition was found for `"+this.selector.toCSS().trim()+"("+this.arguments.map(function(l){return l.toCSS()}).join(", ")+")`",index:this.index};
}throw{message:this.selector.toCSS().trim()+" is undefined",index:this.index};}};tree.mixin.Definition=function(b,a,e){this.name=b;this.selectors=[new tree.Selector([new tree.Element(null,b)])];this.params=a;this.arity=a.length;this.rules=e;this._lookups={};this.required=a.reduce(function(f,h){return h.name&&!h.value?f+1:f},0)};
tree.mixin.Definition.prototype={toCSS:function(){return""},variable:function(b){return tree.Ruleset.prototype.variable.call(this,b)},find:function(){return tree.Ruleset.prototype.find.apply(this,arguments)},rulesets:function(){return tree.Ruleset.prototype.rulesets.apply(this)},eval:function(b,a){for(var e=new tree.Ruleset(null,[]),f=0,h;f<this.params.length;f++)if(this.params[f].name)if(h=b&&b[f]||this.params[f].value)e.rules.unshift(new tree.Rule(this.params[f].name,h.eval(a)));else throw{message:"wrong number of arguments for "+
this.name+" ("+b.length+" for "+this.arity+")"};return(new tree.Ruleset(null,this.rules)).evalRules({frames:[this,e].concat(a.frames)})},match:function(b,a){var e=b&&b.length||0;if(e<this.required)return false;for(var f=0;f<Math.min(e,this.arity);f++)if(!this.params[f].name)if(!b[f].wildcard)if(b[f].eval(a).toCSS()!=this.params[f].value.eval(a).toCSS())return false;return true}};if(typeof require!=="undefined")tree=require("less/tree");tree.Operation=function(b,a){this.op=b.trim();this.operands=a};
tree.Operation.prototype.eval=function(b){var a=this.operands[0].eval(b);b=this.operands[1].eval(b);var e;if(a instanceof tree.Dimension&&b instanceof tree.Color)if(this.op==="*"||this.op==="+"){e=b;b=a;a=e}else throw{name:"OperationError",message:"Can't substract or divide a color from a number"};return a.operate(this.op,b)};tree.operate=function(b,a,e){switch(b){case "+":return a+e;case "-":return a-e;case "*":return a*e;case "/":return a/e}};if(typeof require!=="undefined")tree=require("less/tree");
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tree.Variable.prototype={eval:function(b){var a,e,f=this.name;if(a=tree.find(b.frames,function(h){if(e=h.variable(f))return e.value.eval(b)}))return a;else throw{message:"variable "+this.name+" is undefined",index:this.index};}};if(typeof require!=="undefined")tree=exports;tree.find=function(b,a){for(var e=0,f;e<b.length;e++)if(f=a.call(b,b[e]))return f;return null};
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