13 lines
92 KiB
JavaScript
13 lines
92 KiB
JavaScript
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/*!
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* LESS - Leaner CSS v1.5.1
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* http://lesscss.org
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*
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* Copyright (c) 2009-2013, Alexis Sellier <self@cloudhead.net>
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* Licensed under the Apache v2 License.
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*
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* @licence
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*/
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return this.rgb(c,d,e)},softlight:function(a,b){var c=b.rgb[0]*a.rgb[0]/255,d=c+a.rgb[0]*(255-(255-a.rgb[0])*(255-b.rgb[0])/255-c)/255;c=b.rgb[1]*a.rgb[1]/255;var e=c+a.rgb[1]*(255-(255-a.rgb[1])*(255-b.rgb[1])/255-c)/255;c=b.rgb[2]*a.rgb[2]/255;var f=c+a.rgb[2]*(255-(255-a.rgb[2])*(255-b.rgb[2])/255-c)/255;return this.rgb(d,e,f)},hardlight:function(a,b){var c=b.rgb[0]<128?2*b.rgb[0]*a.rgb[0]/255:255-2*(255-b.rgb[0])*(255-a.rgb[0])/255,d=b.rgb[1]<128?2*b.rgb[1]*a.rgb[1]/255:255-2*(255-b.rgb[1])*(255-a.rgb[1])/255,e=b.rgb[2]<128?2*b.rgb[2]*a.rgb[2]/255:255-2*(255-b.rgb[2])*(255-a.rgb[2])/255;return this.rgb(c,d,e)},difference:function(a,b){var c=Math.abs(a.rgb[0]-b.rgb[0]),d=Math.abs(a.rgb[1]-b.rgb[1]),e=Math.abs(a.rgb[2]-b.rgb[2]);return this.rgb(c,d,e)},exclusion:function(a,b){var c=a.rgb[0]+b.rgb[0]*(255-a.rgb[0]-a.rgb[0])/255,d=a.rgb[1]+b.rgb[1]*(255-a.rgb[1]-a.rgb[1])/255,e=a.rgb[2]+b.rgb[2]*(255-a.rgb[2]-a.rgb[2])/255;return this.rgb(c,d,e)},average:function(a,b){var c=(a.rgb[0]+b.rgb[0])/2,d=(a.rgb[1]+b.rgb[1])/2,e=(a.rgb[2]+b.rgb[2])/2;return this.rgb(c,d,e)},negation:function(a,b){var c=255-Math.abs(255-b.rgb[0]-a.rgb[0]),d=255-Math.abs(255-b.rgb[1]-a.rgb[1]),e=255-Math.abs(255-b.rgb[2]-a.rgb[2]);return this.rgb(c,d,e)},tint:function(a,b){return this.mix(this.rgb(255,255,255),a,b)},shade:function(a,b){return this.mix(this.rgb(0,0,0),a,b)},extract:function(a,b){return b=b.value-1,Array.isArray(a.value)?a.value[b]:Array(a)[b]},length:function(a){var b=Array.isArray(a.value)?a.value.length:1;return new d.Dimension(b)},"data-uri":function(b,e){if("undefined"!=typeof a)return new d.URL(e||b,this.currentFileInfo).eval(this.env);var f=b.value,g=e&&e.value,h=c("fs"),i=c("path"),j=!1;if(arguments.length<2&&(g=f),this.env.isPathRelative(g)&&(g=this.currentFileInfo.relativeUrls?i.join(this.currentFileInfo.currentDirectory,g):i.join(this.currentFileInfo.entryPath,g)),arguments.length<2){var k;try{k=c("mime")}catch(l){k=d._mime}f=k.lookup(g);var m=k.charsets.lookup(f);j=["US-ASCII","UTF-8"].indexOf(m)<0,j&&(f+=";base64")}else j=/;base64$/.test(f);var n=h.readFileSync(g),o=32,p=parseInt(n.length/1024,10);if(p>=o&&this.env.ieCompat!==!1)return this.env.silent||console.warn("Skipped data-uri embedding of %s because its size (%dKB) exceeds IE8-safe %dKB!",g,p,o),new d.URL(e||b,this.currentFileInfo).eval(this.env);n=j?n.toString("base64"):encodeURIComponent(n);var q="'data:"+f+","+n+"'";return new d.URL(new d.Anonymous(q))},"svg-gradient":function(a){function c(){throw{type:"Argument",message:"svg-gradient expects direction, start_color [start_position], [color position,]..., end_color [end_position]"}}arguments.length<3&&c();var e,f,g,h,i,j,k,l=Array.prototype.slice.call(arguments,1),m="linear",n='x="0" y="0" width="1" height="1"',o=!0,p={compress:!1},q=a.toCSS(p);switch(q){case"to bottom":e='x1="0%" y1="0%" x2="0%" y2="100%"';break;case"to right":e='x1="0%" y1="0%" x2="100%" y2="0%"';break;case"to bottom right":e='x1="0%" y1="0%" x2="100%" y2="100%"';break;case"to top right":e='x1="0%" y1="100%" x2="100%" y2="0%"';break;case"ellipse":case"ellipse at center":m="radial",e='cx="50%" cy="50%" r="75%"',n='x="-50" y="-50" width="101" height="101"';break;default:throw{type:"Argument",message:"svg-gradient direction must be 'to bottom', 'to right', 'to bottom right', 'to top right' or 'ellipse at center'"}}for(f='<?xml version="1.0" ?><svg xmlns="http://www.w3.org/2000/svg" version="1.1" width="100%" height="100%" viewBox="0 0 1 1" preserveAspectRatio="none"><'+m+'Gradient id="gradient" gradientUnits="userSpaceOnUse" '+e+">",g=0;g<l.length;g+=1)l[g].value?(h=l[g].value[0],i=l[g].value[1]):(h=l[g],i=b),h instanceof d.Color&&((0===g||g+1===l.length)&&i===b||i instanceof d.Dimension)||c(),j=i?i.toCSS(p):0===g?"0%":"100%",k=h.alpha,f+='<stop offset="'+j+'" stop-color="'+h.toRGB()+'"'+(1>k?' stop-opacity="'+k+'"':"")+"/>";if(f+="</"+m+"Gradient><rect "+n+' fill="url(#gradient)" /></svg>',o)try{f=new Buffer(f).toString("base64")}catch(r){o=!1}return f="'data:image/svg+xml"+(o?";base64":"")+","+f+"'",new d.URL(new d.Anonymous(f))}},d._mime={_
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},matchArgs:function(a,b){var c,d=a&&a.length||0;if(this.variadic){if(d<this.required-1)return!1}else{if(d<this.required)return!1;if(d>this.params.length)return!1}c=Math.min(d,this.arity);for(var e=0;c>e;e++)if(!this.params[e].name&&!this.params[e].variadic&&a[e].value.eval(b).toCSS()!=this.params[e].value.eval(b).toCSS())return!1;return!0}}}(c("../tree")),function(a){a.Negative=function(a){this.value=a},a.Negative.prototype={type:"Negative",accept:function(a){this.value=a.visit(this.value)},genCSS:function(a,b){b.add("-"),this.value.genCSS(a,b)},toCSS:a.toCSS,eval:function(b){return b.isMathOn()?new a.Operation("*",[new a.Dimension(-1),this.value]).eval(b):new a.Negative(this.value.eval(b))}}}(c("../tree")),function(a){a.Operation=function(a,b,c){this.op=a.trim(),this.operands=b,this.isSpaced=c},a.Operation.prototype={type:"Operation",accept:function(a){this.operands=a.visit(this.operands)},eval:function(b){var c,d=this.operands[0].eval(b),e=this.operands[1].eval(b);if(b.isMathOn()){if(d instanceof a.Dimension&&e instanceof a.Color){if("*"!==this.op&&"+"!==this.op)throw{type:"Operation",message:"Can't substract or divide a color from a number"};c=e,e=d,d=c}if(!d.operate)throw{type:"Operation",message:"Operation on an invalid type"};return d.operate(b,this.op,e)}return new a.Operation(this.op,[d,e],this.isSpaced)},genCSS:function(a,b){this.operands[0].genCSS(a,b),this.isSpaced&&b.add(" "),b.add(this.op),this.isSpaced&&b.add(" "),this.operands[1].genCSS(a,b)},toCSS:a.toCSS},a.operate=function(a,b,c,d){switch(b){case"+":return c+d;case"-":return c-d;case"*":return c*d;case"/":return c/d}}}(c("../tree")),function(a){a.Paren=function(a){this.value=a},a.Paren.prototype={type:"Paren",accept:function(a){this.value=a.visit(this.value)},genCSS:function(a,b){b.add("("),this.value.genCSS(a,b),b.add(")")},toCSS:a.toCSS,eval:function(b){return new a.Paren(this.value.eval(b))}}}(c("../tree")),function(a){a.Quoted=function(a,b,c,d,e){this.escaped=c,this.value=b||"",this.quote=a.charAt(0),this.index=d,this.currentFileInfo=e},a.Quoted.prototype={type:"Quoted",genCSS:function(a,b){this.escaped||b.add(this.quote,this.currentFileInfo,this.index),b.add(this.value),this.escaped||b.add(this.quote)},toCSS:a.toCSS,eval:function(b){var c=this,d=this.value.replace(/`([^`]+)`/g,function(d,e){return new a.JavaScript(e,c.index,!0).eval(b).value}).replace(/@\{([\w-]+)\}/g,function(d,e){var f=new a.Variable("@"+e,c.index,c.currentFileInfo).eval(b,!0);return f instanceof a.Quoted?f.value:f.toCSS()});return new a.Quoted(this.quote+d+this.quote,d,this.escaped,this.index,this.currentFileInfo)},compare:function(a){if(!a.toCSS)return-1;var b=this.toCSS(),c=a.toCSS();return b===c?0:c>b?-1:1}}}(c("../tree")),function(a){a.Rule=function(b,c,d,e,f,g,h){this.name=b,this.value=c instanceof a.Value?c:new a.Value([c]),this.important=d?" "+d.trim():"",this.merge=e,this.index=f,this.currentFileInfo=g,this.inline=h||!1,this.variable="@"===b.charAt(0)},a.Rule.prototype={type:"Rule",accept:function(a){this.value=a.visit(this.value)},genCSS:function(a,b){b.add(this.name+(a.compress?":":": "),this.currentFileInfo,this.index);try{this.value.genCSS(a,b)}catch(c){throw c.index=this.index,c.filename=this.currentFileInfo.filename,c}b.add(this.important+(this.inline||a.lastRule&&a.compress?"":";"),this.currentFileInfo,this.index)},toCSS:a.toCSS,eval:function(b){var c=!1;"font"!==this.name||b.strictMath||(c=!0,b.strictMath=!0);try{return new a.Rule(this.name,this.value.eval(b),this.important,this.merge,this.index,this.currentFileInfo,this.inline)}finally{c&&(b.strictMath=!1)}},makeImportant:function(){return new a.Rule(this.name,this.value,"!important",this.merge,this.index,this.currentFileInfo,this.inline)}}}(c("../tree")),function(a){a.Ruleset=function(a,b,c){this.selectors=a,this.rules=b,this._lookups={},this.strictImports=c},a.Ruleset.prototype={type:"Ruleset",accept:function(a){if(this.paths)for(var b=0;b<this.paths.length;b++)this.paths[b]=a.visit(this.paths[b]);else this.selectors=a.visit(this.selectors);this.rules=a.visit(this.rules)},eval:function(b){var c,d,e,f=this.se
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