s||a=b.length;return k.i=b.length-1,furthestChar:b[k.i]}},k}},{"./chunker":42}],44:[function(a,b,c){var d=a("../less-error"),e=a("../tree"),f=a("../visitors"),g=a("./parser-input"),h=a("../utils"),i=a("../functions/function-registry"),j=function k(a,b,c){function j(a,e){throw new d({index:q.i,filename:c.filename,type:e||"Syntax",message:a},b)}function l(a,b){var c=a instanceof Function?a.call(p):q.$re(a);return c?c:void j(b||("string"==typeof a?"expected '"+a+"' got '"+q.currentChar()+"'":"unexpected token"))}function m(a,b){return q.$char(a)?a:void j(b||"expected '"+a+"' got '"+q.currentChar()+"'")}function n(a){var b=c.filename;return{lineNumber:h.getLocation(a,q.getInput()).line+1,fileName:b}}function o(a,c,e,f,g){var h,i=[],j=q;try{j.start(a,!1,function(a,b){g({message:a,index:b+e})});for(var k,l,m=0;k=c[m];m++)l=j.i,h=p[k](),h?(h._index=l+e,h._fileInfo=f,i.push(h)):i.push(null);var n=j.end();n.isFinished?g(null,i):g(!0,null)}catch(o){throw new d({index:o.index+e,message:o.message},b,f.filename)}}var p,q=g();return{parserInput:q,imports:b,fileInfo:c,parseNode:o,parse:function(g,h,j){var l,m,n,o,p=null,r="";if(m=j&&j.globalVars?k.serializeVars(j.globalVars)+"\n":"",n=j&&j.modifyVars?"\n"+k.serializeVars(j.modifyVars):"",a.pluginManager)for(var s=a.pluginManager.getPreProcessors(),t=0;t")}return a},args:function(a){var b,c,d,f,g,h,i,k=p.entities,l={args:null,variadic:!1},m=[],n=[],o=[],r=!0;for(q.save();;){if(a)h=p.detachedRuleset()||p.expression();else{if(q.commentStore.length=0,q.$str("...")){l.variadic=!0,q.$char(";")&&!b&&(b=!0),(b?n:o).push({variadic:!0});break}h=k.variable()||k.property()||k.literal()||k.keyword()||this.call(!0)}if(!h||!r)break;f=null,h.throwAwayComments&&h.throwAwayComments(),g=h;var s=null;if(a?h.value&&1==h.value.length&&(s=h.value[0]):s=h,s&&(s instanceof e.Variable||s instanceof e.Property))if(q.$char(":")){if(m.length>0&&(b&&j("Cannot mix ; and , as delimiter types"),c=!0),g=p.detachedRuleset()||p.expression(),!g){if(!a)return q.restore(),l.args=[],l;j("could not understand value for named argument")}f=d=s.name}else if(q.$str("...")){if(!a){l.variadic=!0,q.$char(";")&&!b&&(b=!0),(b?n:o).push({name:h.name,variadic:!0});break}i=!0}else a||(d=f=s.name,g=null);g&&m.push(g),o.push({name:f,value:g,expand:i}),q.$char(",")?r=!0:(r=";"===q.$char(";"),(r||b)&&(c&&j("Cannot mix ; and , as delimiter types"),b=!0,m.length>1&&(g=new e.Value(m)),n.push({name:d,value:g,expand:i}),d=null,m=[],c=!1))}return q.forget(),l.args=b?n:o,l},definition:function(){var a,b,c,d,f=[],g=!1;if(!("."!==q.currentChar()&&"#"!==q.currentChar()||q.peek(/^[^{]*\}/)))if(q.save(),b=q.$re(/^([#.](?:[\w-]|\\(?:[A-Fa-f0-9]{1,6} ?|[^A-Fa-f0-9]))+)\s*\(/)){a=b[1];var h=this.args(!1);if(f=h.args,g=h.variadic,!q.$char(")"))return void q.restore("Missing closing ')'");if(q.commentStore.length=0,q.$str("when")&&(d=l(p.conditions,"expected condition")),c=p.block())return q.forget(),new e.mixin.Definition(a,f,c,d,g);q.restore()}else q.forget()},ruleLookups:function(){var a,b,c=[];if("["===q.currentChar()){for(;;){if(q.save(),b=null,a=this.lookupValue(),!a&&""!==a){q.restore();break}c.push(a),q.forget()}return c.length>0?c:void 0}},lookupValue:function(){if(q.save(),!q.$char("["))return void q.restore();var a=q.$re(/^(?:[@$]{0,2})[_a-zA-Z0-9-]*/);return q.$char("]")&&(a||""===a)?(q.forget(),a):void q.restore()}},entity:function(){var a=this.entities;return this.comment()||a.literal()||a.variable()||a.url()||a.property()||a.call()||a.keyword()||this.mixin.call(!0)||a.javascript()},end:function(){return q.$char(";")||q.peek("}")},ieAlpha:function(){var a;if(q.$re(/^opacity=/i))return a=q.$re(/^\d+/),a||(a=l(p.entities.variable,"Could not parse alpha"),
+a="@{"+a.name.slice(1)+"}"),m(")"),new e.Quoted("","alpha(opacity="+a+")")},element:function(){var a,b,d,f=q.i;if(b=this.combinator(),a=q.$re(/^(?:\d+\.\d+|\d+)%/)||q.$re(/^(?:[.#]?|:*)(?:[\w-]|[^\x00-\x9f]|\\(?:[A-Fa-f0-9]{1,6} ?|[^A-Fa-f0-9]))+/)||q.$char("*")||q.$char("&")||this.attribute()||q.$re(/^\([^&()@]+\)/)||q.$re(/^[\.#:](?=@)/)||this.entities.variableCurly(),a||(q.save(),q.$char("(")?(d=this.selector(!1))&&q.$char(")")?(a=new e.Paren(d),q.forget()):q.restore("Missing closing ')'"):q.forget()),a)return new e.Element(b,a,a instanceof e.Variable,f,c)},combinator:function(){var a=q.currentChar();if("/"===a){q.save();var b=q.$re(/^\/[a-z]+\//i);if(b)return q.forget(),new e.Combinator(b);q.restore()}if(">"===a||"+"===a||"~"===a||"|"===a||"^"===a){for(q.i++,"^"===a&&"^"===q.currentChar()&&(a="^^",q.i++);q.isWhitespace();)q.i++;return new e.Combinator(a)}return new e.Combinator(q.isWhitespace(-1)?" ":null)},selector:function(a){var b,d,f,g,h,i,k,m=q.i;for(a=a!==!1;(a&&(d=this.extend())||a&&(i=q.$str("when"))||(g=this.element()))&&(i?k=l(this.conditions,"expected condition"):k?j("CSS guard can only be used at the end of selector"):d?h=h?h.concat(d):d:(h&&j("Extend can only be used at the end of selector"),f=q.currentChar(),b?b.push(g):b=[g],g=null),"{"!==f&&"}"!==f&&";"!==f&&","!==f&&")"!==f););return b?new e.Selector(b,h,k,m,c):void(h&&j("Extend must be used to extend a selector, it cannot be used on its own"))},selectors:function(){for(var a,b;;){if(a=this.selector(),!a)break;if(b?b.push(a):b=[a],q.commentStore.length=0,a.condition&&b.length>1&&j("Guards are only currently allowed on a single selector."),!q.$char(","))break;a.condition&&j("Guards are only currently allowed on a single selector."),q.commentStore.length=0}return b},attribute:function(){if(q.$char("[")){var a,b,c,d=this.entities;return(a=d.variableCurly())||(a=l(/^(?:[_A-Za-z0-9-\*]*\|)?(?:[_A-Za-z0-9-]|\\.)+/)),c=q.$re(/^[|~*$^]?=/),c&&(b=d.quoted()||q.$re(/^[0-9]+%/)||q.$re(/^[\w-]+/)||d.variableCurly()),m("]"),new e.Attribute(a,c,b)}},block:function(){var a;if(q.$char("{")&&(a=this.primary())&&q.$char("}"))return a},blockRuleset:function(){var a=this.block();return a&&(a=new e.Ruleset(null,a)),a},detachedRuleset:function(){var a,b,c;if(q.save(),q.$re(/^[.#]\(/)&&(a=this.mixin.args(!1),b=a.args,c=a.variadic,!q.$char(")")))return void q.restore();var d=this.blockRuleset();return d?(q.forget(),b?new e.mixin.Definition(null,b,d,null,c):new e.DetachedRuleset(d)):void q.restore()},ruleset:function(){var b,c,d;if(q.save(),a.dumpLineNumbers&&(d=n(q.i)),b=this.selectors(),b&&(c=this.block())){q.forget();var f=new e.Ruleset(b,c,a.strictImports);return a.dumpLineNumbers&&(f.debugInfo=d),f}q.restore()},declaration:function(){var a,b,d,f,g,h,i=q.i,j=q.currentChar();if("."!==j&&"#"!==j&&"&"!==j&&":"!==j)if(q.save(),a=this.variable()||this.ruleProperty()){if(h="string"==typeof a,h&&(b=this.detachedRuleset(),b&&(d=!0)),q.commentStore.length=0,!b){if(g=!h&&a.length>1&&a.pop().value,b=a[0].value&&"--"===a[0].value.slice(0,2)?this.permissiveValue():this.anonymousValue())return q.forget(),new e.Declaration(a,b,(!1),g,i,c);b||(b=this.value()),b?f=this.important():h&&(b=this.permissiveValue())}if(b&&(this.end()||d))return q.forget(),new e.Declaration(a,b,f,g,i,c);q.restore()}else q.restore()},anonymousValue:function(){var a=q.i,b=q.$re(/^([^.#@\$+\/'"*`(;{}-]*);/);if(b)return new e.Anonymous(b[1],a)},permissiveValue:function(a){function b(){var a=q.currentChar();return"string"==typeof i?a===i:i.test(a)}var d,f,g,h,i=a||";",k=q.i,l=[];if(!b()){h=[];do f=this.comment(),f?h.push(f):(f=this.entity(),f&&h.push(f));while(f);if(g=b(),h.length>0){if(h=new e.Expression(h),g)return h;l.push(h)," "===q.prevChar()&&l.push(new e.Anonymous(" ",k))}if(q.save(),h=q.$parseUntil(i)){if("string"==typeof h&&j("Expected '"+h+"'","Parse"),1===h.length&&" "===h[0])return q.forget(),new e.Anonymous("",k);var m;for(d=0;d0)return new e.Expression(f)},mediaFeatures:function(){var a,b=this.entities,c=[];do if(a=this.mediaFeature()){if(c.push(a),!q.$char(","))break}else if(a=b.variable()||b.mixinLookup(),a&&(c.push(a),!q.$char(",")))break;while(a);return c.length>0?c:null},media:function(){var b,d,f,g,h=q.i;return a.dumpLineNumbers&&(g=n(h)),q.save(),q.$str("@media")?(b=this.mediaFeatures(),d=this.block(),d||j("media definitions require block statements after any features"),q.forget(),f=new e.Media(d,b,h,c),a.dumpLineNumbers&&(f.debugInfo=g),f):void q.restore()},plugin:function(){var a,b,d,f=q.i,g=q.$re(/^@plugin?\s+/);if(g){if(b=this.pluginArgs(),d=b?{pluginArgs:b,isPlugin:!0}:{isPlugin:!0},a=this.entities.quoted()||this.entities.url())return q.$char(";")||(q.i=f,j("missing semi-colon on @plugin")),new e.Import(a,null,d,f,c);q.i=f,j("malformed @plugin statement")}},pluginArgs:function(){if(q.save(),!q.$char("("))return q.restore(),null;var a=q.$re(/^\s*([^\);]+)\)\s*/);return a[1]?(q.forget(),a[1].trim()):(q.restore(),null)},atrule:function(){var b,d,f,g,h,i,k,l=q.i,m=!0,o=!0;if("@"===q.currentChar()){if(d=this["import"]()||this.plugin()||this.media())return d;if(q.save(),b=q.$re(/^@[a-z-]+/)){switch(g=b,"-"==b.charAt(1)&&b.indexOf("-",2)>0&&(g="@"+b.slice(b.indexOf("-",2)+1)),g){case"@charset":h=!0,m=!1;break;case"@namespace":i=!0,m=!1;break;case"@keyframes":case"@counter-style":h=!0;break;case"@document":case"@supports":k=!0,o=!1;break;default:k=!0}return q.commentStore.length=0,h?(d=this.entity(),d||j("expected "+b+" identifier")):i?(d=this.expression(),d||j("expected "+b+" expression")):k&&(d=this.permissiveValue(/^[{;]/),m="{"===q.currentChar(),d?d.value||(d=null):m||";"===q.currentChar()||j(b+" rule is missing block or ending semi-colon")),m&&(f=this.blockRuleset()),f||!m&&d&&q.$char(";")?(q.forget(),new e.AtRule(b,d,f,l,c,a.dumpLineNumbers?n(l):null,o)):void q.restore("at-rule options not recognised")}}},value:function(){var a,b=[],c=q.i;do if(a=this.expression(),a&&(b.push(a),!q.$char(",")))break;while(a);if(b.length>0)return new e.Value(b,c)},important:function(){if("!"===q.currentChar())return q.$re(/^! *important/)},sub:function(){var a,b;return q.save(),q.$char("(")?(a=this.addition(),a&&q.$char(")")?(q.forget(),b=new e.Expression([a]),b.parens=!0,b):void q.restore("Expected ')'")):void q.restore()},multiplication:function(){var a,b,c,d,f;if(a=this.operand()){for(f=q.isWhitespace(-1);;){if(q.peek(/^\/[*\/]/))break;if(q.save(),c=q.$char("/")||q.$char("*")||q.$str("./"),!c){q.forget();break}if(b=this.operand(),!b){q.restore();break}q.forget(),a.parensInOp=!0,b.parensInOp=!0,d=new e.Operation(c,[d||a,b],f),f=q.isWhitespace(-1)}return d||a}},addition:function(){var a,b,c,d,f;if(a=this.multiplication()){for(f=q.isWhitespace(-1);;){if(c=q.$re(/^[-+]\s+/)||!f&&(q.$char("+")||q.$char("-")),!c)break;if(b=this.multiplication(),!b)break;a.parensInOp=!0,b.parensInOp=!0,d=new e.Operation(c,[d||a,b],f),f=q.isWhitespace(-1)}return d||a}},conditions:function(){var a,b,c,d=q.i;if(a=this.condition(!0)){for(;;){if(!q.peek(/^,\s*(not\s*)?\(/)||!q.$char(","))break;if(b=this.condition(!0),!b)break;c=new e.Condition("or",c||a,b,d)}return c||a}},condition:function(a){function b(){return q.$str("or")}var c,d,f;if(c=this.conditionAnd(a)){if(d=b()){if(f=this.condition(a),!f)return;c=new e.Condition(d,c,f)}return c}},conditionAnd:function(a){function b(){var b=h.negatedCondition(a)||h.parenthesisCondition(a);return b||a?b:h.atomicCondition(a)}function c(){return q.$str("and")}var d,f,g,h=this;if(d=b()){if(f=c()){if(g=this.conditionAnd(a),!g)return;d=new e.Condition(f,d,g)}return d}},negatedCondition:function(a){if(q.$str("not")){var b=this.parenthesisCondition(a);return b&&(b.negate=!b.negate),b}},parenthesisCondition:function(a){function b(b){var c;return q.save(),(c=b.condition(a))&&q.$char(")")?(q.forget(),c):void q.restore()}var c;return q.save(),q.$str("(")?(c=b(this))?(q.forget(),c):(c=this.atomicCondition(a))?q.$char(")")?(q.forget(),c):void q.restore("expected ')' got '"+q.currentChar()+"'"):void q.restore():void q.restore()},atomicCondition:function(a){function b(){return this.addition()||h.keyword()||h.quoted()||h.mixinLookup()}var c,d,f,g,h=this.entities,i=q.i;if(b=b.bind(this),c=b())return q.$char(">")?g=q.$char("=")?">=":">":q.$char("<")?g=q.$char("=")?"<=":"<":q.$char("=")&&(g=q.$char(">")?"=>":q.$char("<")?"=<":"="),g?(d=b(),d?f=new e.Condition(g,c,d,i,(!1)):j("expected expression")):f=new e.Condition("=",c,new e.Keyword("true"),i,(!1)),f},operand:function(){var a,b=this.entities;q.peek(/^-[@\$\(]/)&&(a=q.$char("-"));var c=this.sub()||b.dimension()||b.color()||b.variable()||b.property()||b.call()||b.quoted(!0)||b.colorKeyword()||b.mixinLookup();return a&&(c.parensInOp=!0,c=new e.Negative(c)),c},expression:function(){var a,b,c=[],d=q.i;do a=this.comment(),a?c.push(a):(a=this.addition()||this.entity(),a&&(c.push(a),q.peek(/^\/[\/*]/)||(b=q.$char("/"),b&&c.push(new e.Anonymous(b,d)))));while(a);if(c.length>0)return new e.Expression(c)},property:function(){var a=q.$re(/^(\*?-?[_a-zA-Z0-9-]+)\s*:/);if(a)return a[1]},ruleProperty:function(){function a(a){var b=q.i,c=q.$re(a);if(c)return g.push(b),f.push(c[1])}var b,d,f=[],g=[];q.save();var h=q.$re(/^([_a-zA-Z0-9-]+)\s*:/);if(h)return f=[new e.Keyword(h[1])],q.forget(),f;for(a(/^(\*?)/);;)if(!a(/^((?:[\w-]+)|(?:[@\$]\{[\w-]+\}))/))break;if(f.length>1&&a(/^((?:\+_|\+)?)\s*:/)){for(q.forget(),""===f[0]&&(f.shift(),g.shift()),d=0;d=b);c++);this.preProcessors.splice(c,0,{preProcessor:a,priority:b})},e.prototype.addPostProcessor=function(a,b){var c;for(c=0;c=b);c++);this.postProcessors.splice(c,0,{postProcessor:a,priority:b})},e.prototype.addFileManager=function(a){this.fileManagers.push(a)},e.prototype.getPreProcessors=function(){for(var a=[],b=0;b0){var d,e=JSON.stringify(this._sourceMapGenerator.toJSON());this.sourceMapURL?d=this.sourceMapURL:this._sourceMapFilename&&(d=this._sourceMapFilename),this.sourceMapURL=d,this.sourceMap=e}return this._css.join("")},b}},{}],49:[function(a,b,c){var d=a("./contexts"),e=a("./visitors"),f=a("./tree");b.exports=function(a,b){b=b||{};var c,g=b.variables,h=new d.Eval(b);"object"!=typeof g||Array.isArray(g)||(g=Object.keys(g).map(function(a){var b=g[a];return b instanceof f.Value||(b instanceof f.Expression||(b=new f.Expression([b])),b=new f.Value([b])),new f.Declaration("@"+a,b,(!1),null,0)}),h.frames=[new f.Ruleset(null,g)]);var i,j,k=[new e.JoinSelectorVisitor,new e.MarkVisibleSelectorsVisitor((!0)),new e.ExtendVisitor,new e.ToCSSVisitor({compress:Boolean(b.compress)})],l=[];if(b.pluginManager){j=b.pluginManager.visitor();for(var m=0;m<2;m++)for(j.first();i=j.get();)i.isPreEvalVisitor?0!==m&&l.indexOf(i)!==-1||(l.push(i),i.run(a)):0!==m&&k.indexOf(i)!==-1||(i.isPreVisitor?k.unshift(i):k.push(i))}c=a.eval(h);for(var m=0;m=6?(this.rgb=[],a.match(/.{2}/g).map(function(a,b){b<3?d.rgb.push(parseInt(a,16)):d.alpha=parseInt(a,16)/255})):(this.rgb=[],a.split("").map(function(a,b){b<3?d.rgb.push(parseInt(a+a,16)):d.alpha=parseInt(a+a,16)/255})),this.alpha=this.alpha||("number"==typeof b?b:1),"undefined"!=typeof c&&(this.value=c)};h.prototype=new f,h.prototype.type="Color",h.prototype.luma=function(){var a=this.rgb[0]/255,b=this.rgb[1]/255,c=this.rgb[2]/255;return a=a<=.03928?a/12.92:Math.pow((a+.055)/1.055,2.4),b=b<=.03928?b/12.92:Math.pow((b+.055)/1.055,2.4),c=c<=.03928?c/12.92:Math.pow((c+.055)/1.055,2.4),.2126*a+.7152*b+.0722*c},h.prototype.genCSS=function(a,b){b.add(this.toCSS(a))},h.prototype.toCSS=function(a,b){var c,e,f,g=a&&a.compress&&!b,h=[];if(e=this.fround(a,this.alpha),this.value)if(0===this.value.indexOf("rgb"))e<1&&(f="rgba");else{if(0!==this.value.indexOf("hsl"))return this.value;f=e<1?"hsla":"hsl"}else e<1&&(f="rgba");switch(f){case"rgba":h=this.rgb.map(function(a){return d(Math.round(a),255)}).concat(d(e,1));break;case"hsla":h.push(d(e,1));case"hsl":c=this.toHSL(),h=[this.fround(a,c.h),this.fround(a,100*c.s)+"%",this.fround(a,100*c.l)+"%"].concat(h)}if(f)return f+"("+h.join(","+(g?"":" "))+")";if(c=this.toRGB(),g){var i=c.split("");i[1]===i[2]&&i[3]===i[4]&&i[5]===i[6]&&(c="#"+i[1]+i[3]+i[5])}return c},h.prototype.operate=function(a,b,c){for(var d=new Array(3),e=this.alpha*(1-c.alpha)+c.alpha,f=0;f<3;f++)d[f]=this._operate(a,b,this.rgb[f],c.rgb[f]);return new h(d,e)},h.prototype.toRGB=function(){return e(this.rgb)},h.prototype.toHSL=function(){var a,b,c=this.rgb[0]/255,d=this.rgb[1]/255,e=this.rgb[2]/255,f=this.alpha,g=Math.max(c,d,e),h=Math.min(c,d,e),i=(g+h)/2,j=g-h;if(g===h)a=b=0;else{switch(b=i>.5?j/(2-g-h):j/(g+h),g){case c:a=(d-e)/j+(d="===a||"=<"===a||"<="===a;case 1:return">"===a||">="===a;default:return!1}}}(this.op,this.lvalue.eval(a),this.rvalue.eval(a));return this.negate?!b:b},b.exports=e},{"./node":76}],59:[function(a,b,c){var d=function(a,b,c){var e="";if(a.dumpLineNumbers&&!a.compress)switch(a.dumpLineNumbers){case"comments":e=d.asComment(b);break;case"mediaquery":e=d.asMediaQuery(b);break;case"all":e=d.asComment(b)+(c||"")+d.asMediaQuery(b)}return e};d.asComment=function(a){return"/* line "+a.debugInfo.lineNumber+", "+a.debugInfo.fileName+" */\n"},d.asMediaQuery=function(a){var b=a.debugInfo.fileName;return/^[a-z]+:\/\//i.test(b)||(b="file://"+b),"@media -sass-debug-info{filename{font-family:"+b.replace(/([.:\/\\])/g,function(a){return"\\"==a&&(a="/"),"\\"+a})+"}line{font-family:\\00003"+a.debugInfo.lineNumber+"}}\n"},b.exports=d},{}],60:[function(a,b,c){function d(a,b){var c,d="",e=b.length,f={add:function(a){d+=a}};for(c=0;c-1e-6&&(d=c.toFixed(20).replace(/0+$/,"")),a&&a.compress){if(0===c&&this.unit.isLength())return void b.add(d);c>0&&c<1&&(d=d.substr(1))}b.add(d),this.unit.genCSS(a,b)},h.prototype.operate=function(a,b,c){var d=this._operate(a,b,this.value,c.value),e=this.unit.clone();if("+"===b||"-"===b)if(0===e.numerator.length&&0===e.denominator.length)e=c.unit.clone(),this.unit.backupUnit&&(e.backupUnit=this.unit.backupUnit);else if(0===c.unit.numerator.length&&0===e.denominator.length);else{if(c=c.convertTo(this.unit.usedUnits()),a.strictUnits&&c.unit.toString()!==e.toString())throw new Error("Incompatible units. Change the units or use the unit function. Bad units: '"+e.toString()+"' and '"+c.unit.toString()+"'.");d=this._operate(a,b,this.value,c.value)}else"*"===b?(e.numerator=e.numerator.concat(c.unit.numerator).sort(),e.denominator=e.denominator.concat(c.unit.denominator).sort(),e.cancel()):"/"===b&&(e.numerator=e.numerator.concat(c.unit.denominator).sort(),e.denominator=e.denominator.concat(c.unit.numerator).sort(),e.cancel());return new h(d,e)},h.prototype.compare=function(a){var b,c;if(a instanceof h){if(this.unit.isEmpty()||a.unit.isEmpty())b=this,c=a;else if(b=this.unify(),c=a.unify(),0!==b.unit.compare(c.unit))return;return d.numericCompare(b.value,c.value)}},h.prototype.unify=function(){return this.convertTo({length:"px",duration:"s",angle:"rad"})},h.prototype.convertTo=function(a){var b,c,d,f,g,i=this.value,j=this.unit.clone(),k={};if("string"==typeof a){for(b in e)e[b].hasOwnProperty(a)&&(k={},k[b]=a);a=k}g=function(a,b){return d.hasOwnProperty(a)?(b?i/=d[a]/d[f]:i*=d[a]/d[f],f):a};for(c in a)a.hasOwnProperty(c)&&(f=a[c],d=e[c],j.map(g));return j.cancel(),new h(i,j)},b.exports=h},{"../data/unit-conversions":16,"./color":55,"./node":76,"./unit":84}],63:[function(a,b,c){var d=a("./node"),e=a("./paren"),f=a("./combinator"),g=function(a,b,c,d,e,g){this.combinator=a instanceof f?a:new f(a),this.value="string"==typeof b?b.trim():b?b:"",this.isVariable=c,this._index=d,this._fileInfo=e,this.copyVisibilityInfo(g),this.setParent(this.combinator,this)};g.prototype=new d,g.prototype.type="Element",g.prototype.accept=function(a){var b=this.value;this.combinator=a.visit(this.combinator),"object"==typeof b&&(this.value=a.visit(b))},g.prototype.eval=function(a){return new g(this.combinator,this.value.eval?this.value.eval(a):this.value,this.isVariable,this.getIndex(),this.fileInfo(),this.visibilityInfo())},g.prototype.clone=function(){return new g(this.combinator,this.value,this.isVariable,this.getIndex(),this.fileInfo(),this.visibilityInfo())},g.prototype.genCSS=function(a,b){b.add(this.toCSS(a),this.fileInfo(),this.getIndex())},g.prototype.toCSS=function(a){a=a||{};var b=this.value,c=a.firstSelector;return b instanceof e&&(a.firstSelector=!0),b=b.toCSS?b.toCSS(a):b,a.firstSelector=c,""===b&&"&"===this.combinator.value.charAt(0)?"":this.combinator.toCSS(a)+b},b.exports=g},{"./combinator":56,"./node":76,"./paren":78}],64:[function(a,b,c){var d=a("./node"),e=a("./paren"),f=a("./comment"),g=a("./dimension"),h=a("../constants").Math,i=function(a,b){if(this.value=a,this.noSpacing=b,!a)throw new Error("Expression requires an array parameter")};i.prototype=new d,i.prototype.type="Expression",i.prototype.accept=function(a){this.value=a.visitArray(this.value)},i.prototype.eval=function(a){var b,c=a.isMathOn(),d=this.parens&&(a.math!==h.STRICT_LEGACY||!this.parensInOp),f=!1;return d&&a.inParenthesis(),this.value.length>1?b=new i(this.value.map(function(b){return b.eval?b.eval(a):b}),this.noSpacing):1===this.value.length?(!this.value[0].parens||this.value[0].parensInOp||a.inCalc||(f=!0),b=this.value[0].eval(a)):b=this,d&&a.outOfParenthesis(),!this.parens||!this.parensInOp||c||f||b instanceof g||(b=new e(b)),b},i.prototype.genCSS=function(a,b){for(var c=0;c0&&c.length&&""===c[0].combinator.value&&(c[0].combinator.value=" "),d=d.concat(a[b].elements);this.selfSelectors=[new e(d)],this.selfSelectors[0].copyVisibilityInfo(this.visibilityInfo())},b.exports=f},{"./node":76,"./selector":82}],66:[function(a,b,c){var d=a("./node"),e=a("./media"),f=a("./url"),g=a("./quoted"),h=a("./ruleset"),i=a("./anonymous"),j=a("../utils"),k=a("../less-error"),l=function(a,b,c,d,e,f){if(this.options=c,this._index=d,this._fileInfo=e,this.path=a,this.features=b,this.allowRoot=!0,void 0!==this.options.less||this.options.inline)this.css=!this.options.less||this.options.inline;else{var g=this.getPath();g&&/[#\.\&\?]css([\?;].*)?$/.test(g)&&(this.css=!0)}this.copyVisibilityInfo(f),this.setParent(this.features,this),this.setParent(this.path,this)};l.prototype=new d,l.prototype.type="Import",l.prototype.accept=function(a){this.features&&(this.features=a.visit(this.features)),this.path=a.visit(this.path),this.options.isPlugin||this.options.inline||!this.root||(this.root=a.visit(this.root))},l.prototype.genCSS=function(a,b){this.css&&void 0===this.path._fileInfo.reference&&(b.add("@import ",this._fileInfo,this._index),this.path.genCSS(a,b),this.features&&(b.add(" "),this.features.genCSS(a,b)),b.add(";"))},l.prototype.getPath=function(){return this.path instanceof f?this.path.value.value:this.path.value},l.prototype.isVariableImport=function(){var a=this.path;return a instanceof f&&(a=a.value),!(a instanceof g)||a.containsVariables()},l.prototype.evalForImport=function(a){var b=this.path;return b instanceof f&&(b=b.value),new l(b.eval(a),this.features,this.options,this._index,this._fileInfo,this.visibilityInfo())},l.prototype.evalPath=function(a){var b=this.path.eval(a),c=this._fileInfo;if(!(b instanceof f)){var d=b.value;b.value=c&&d&&a.pathRequiresRewrite(d)?a.rewritePath(d,c.rootpath):a.normalizePath(b.value)}return b},l.prototype.eval=function(a){var b=this.doEval(a);return(this.options.reference||this.blocksVisibility())&&(b.length||0===b.length?b.forEach(function(a){a.addVisibilityBlock()}):b.addVisibilityBlock()),b},l.prototype.doEval=function(a){var b,c,d=this.features&&this.features.eval(a);if(this.options.isPlugin){if(this.root&&this.root.eval)try{this.root.eval(a)}catch(f){throw f.message="Plugin error during evaluation",new k(f,this.root.imports,this.root.filename)}return c=a.frames[0]&&a.frames[0].functionRegistry,c&&this.root&&this.root.functions&&c.addMultiple(this.root.functions),[]}if(this.skip&&("function"==typeof this.skip&&(this.skip=this.skip()),this.skip))return[];if(this.options.inline){var g=new i(this.root,0,{filename:this.importedFilename,reference:this.path._fileInfo&&this.path._fileInfo.reference},(!0),(!0));return this.features?new e([g],this.features.value):[g]}if(this.css){var m=new l(this.evalPath(a),d,this.options,this._index);if(!m.css&&this.error)throw this.error;return m}return b=new h(null,j.copyArray(this.root.rules)),b.evalImports(a),this.features?new e(b.rules,this.features.value):b.rules},b.exports=l},{"../less-error":38,"../utils":89,"./anonymous":50,"./media":71,"./node":76,"./quoted":80,"./ruleset":81,"./url":85}],67:[function(a,b,c){var d=Object.create(null);d.Node=a("./node"),d.Color=a("./color"),d.AtRule=a("./atrule"),d.DetachedRuleset=a("./detached-ruleset"),d.Operation=a("./operation"),d.Dimension=a("./dimension"),d.Unit=a("./unit"),d.Keyword=a("./keyword"),d.Variable=a("./variable"),d.Property=a("./property"),d.Ruleset=a("./ruleset"),d.Element=a("./element"),d.Attribute=a("./attribute"),d.Combinator=a("./combinator"),d.Selector=a("./selector"),d.Quoted=a("./quoted"),d.Expression=a("./expression"),d.Declaration=a("./declaration"),d.Call=a("./call"),d.URL=a("./url"),d.Import=a("./import"),d.mixin={Call:a("./mixin-call"),Definition:a("./mixin-definition")},d.Comment=a("./comment"),d.Anonymous=a("./anonymous"),d.Value=a("./value"),d.JavaScript=a("./javascript"),d.Assignment=a("./assignment"),d.Condition=a("./condition"),d.Paren=a("./paren"),d.Media=a("./media"),d.UnicodeDescriptor=a("./unicode-descriptor"),d.Negative=a("./negative"),d.Extend=a("./extend"),d.VariableCall=a("./variable-call"),d.NamespaceValue=a("./namespace-value"),b.exports=d},{"./anonymous":50,"./assignment":51,"./atrule":52,"./attribute":53,"./call":54,"./color":55,"./combinator":56,"./comment":57,"./condition":58,"./declaration":60,"./detached-ruleset":61,"./dimension":62,"./element":63,"./expression":64,"./extend":65,"./import":66,"./javascript":68,"./keyword":70,"./media":71,"./mixin-call":72,"./mixin-definition":73,"./namespace-value":74,"./negative":75,"./node":76,"./operation":77,"./paren":78,"./property":79,"./quoted":80,"./ruleset":81,"./selector":82,"./unicode-descriptor":83,"./unit":84,"./url":85,"./value":86,"./variable":88,"./variable-call":87}],68:[function(a,b,c){var d=a("./js-eval-node"),e=a("./dimension"),f=a("./quoted"),g=a("./anonymous"),h=function(a,b,c,d){this.escaped=b,this.expression=a,this._index=c,this._fileInfo=d};h.prototype=new d,h.prototype.type="JavaScript",h.prototype.eval=function(a){var b=this.evaluateJavaScript(this.expression,a),c=typeof b;return"number"!==c||isNaN(b)?"string"===c?new f('"'+b+'"',b,this.escaped,this._index):new g(Array.isArray(b)?b.join(", "):b):new e(b)},b.exports=h},{"./anonymous":50,"./dimension":62,"./js-eval-node":69,"./quoted":80}],69:[function(a,b,c){var d=a("./node"),e=a("./variable"),f=function(){};f.prototype=new d,f.prototype.evaluateJavaScript=function(a,b){var c,d=this,f={};if(!b.javascriptEnabled)throw{message:"Inline JavaScript is not enabled. Is it set in your options?",filename:this.fileInfo().filename,index:this.getIndex()};a=a.replace(/@\{([\w-]+)\}/g,function(a,c){return d.jsify(new e("@"+c,d.getIndex(),d.fileInfo()).eval(b))});try{a=new Function("return ("+a+")")}catch(g){throw{message:"JavaScript evaluation error: "+g.message+" from `"+a+"`",filename:this.fileInfo().filename,index:this.getIndex()}}var h=b.frames[0].variables();for(var i in h)h.hasOwnProperty(i)&&(f[i.slice(1)]={value:h[i].value,toJS:function(){return this.value.eval(b).toCSS()}});try{c=a.call(f)}catch(g){throw{message:"JavaScript evaluation error: '"+g.name+": "+g.message.replace(/["]/g,"'")+"'",filename:this.fileInfo().filename,index:this.getIndex()}}return c},f.prototype.jsify=function(a){return Array.isArray(a.value)&&a.value.length>1?"["+a.value.map(function(a){return a.toCSS()}).join(", ")+"]":a.toCSS()},b.exports=f},{"./node":76,"./variable":88}],70:[function(a,b,c){var d=a("./node"),e=function(a){this.value=a};e.prototype=new d,e.prototype.type="Keyword",e.prototype.genCSS=function(a,b){if("%"===this.value)throw{type:"Syntax",message:"Invalid % without number"};b.add(this.value)},e.True=new e("true"),e.False=new e("false"),b.exports=e},{"./node":76}],71:[function(a,b,c){var d=a("./ruleset"),e=a("./value"),f=a("./selector"),g=a("./anonymous"),h=a("./expression"),i=a("./atrule"),j=a("../utils"),k=function(a,b,c,g,h){this._index=c,this._fileInfo=g;var i=new f([],null,null,this._index,this._fileInfo).createEmptySelectors();this.features=new e(b),this.rules=[new d(i,a)],this.rules[0].allowImports=!0,this.copyVisibilityInfo(h),this.allowRoot=!0,this.setParent(i,this),this.setParent(this.features,this),this.setParent(this.rules,this)};k.prototype=new i,k.prototype.type="Media",k.prototype.isRulesetLike=function(){return!0},k.prototype.accept=function(a){this.features&&(this.features=a.visit(this.features)),this.rules&&(this.rules=a.visitArray(this.rules))},k.prototype.genCSS=function(a,b){b.add("@media ",this._fileInfo,this._index),this.features.genCSS(a,b),this.outputRuleset(a,b,this.rules)},k.prototype.eval=function(a){a.mediaBlocks||(a.mediaBlocks=[],a.mediaPath=[]);var b=new k(null,[],this._index,this._fileInfo,this.visibilityInfo());return this.debugInfo&&(this.rules[0].debugInfo=this.debugInfo,b.debugInfo=this.debugInfo),b.features=this.features.eval(a),a.mediaPath.push(b),a.mediaBlocks.push(b),this.rules[0].functionRegistry=a.frames[0].functionRegistry.inherit(),a.frames.unshift(this.rules[0]),b.rules=[this.rules[0].eval(a)],a.frames.shift(),a.mediaPath.pop(),0===a.mediaPath.length?b.evalTop(a):b.evalNested(a)},k.prototype.evalTop=function(a){var b=this;if(a.mediaBlocks.length>1){var c=new f([],null,null,this.getIndex(),this.fileInfo()).createEmptySelectors();b=new d(c,a.mediaBlocks),b.multiMedia=!0,b.copyVisibilityInfo(this.visibilityInfo()),this.setParent(b,this)}return delete a.mediaBlocks,delete a.mediaPath,b},k.prototype.evalNested=function(a){var b,c,f=a.mediaPath.concat([this]);for(b=0;b0;b--)a.splice(b,0,new g("and"));return new h(a)})),this.setParent(this.features,this),new d([],[])},k.prototype.permute=function(a){if(0===a.length)return[];if(1===a.length)return a[0];for(var b=[],c=this.permute(a.slice(1)),d=0;d0){for(n=!0,k=0;k0)p=B;else if(p=A,q[A]+q[B]>1)throw{type:"Runtime",message:"Ambiguous use of `default()` found when matching for `"+this.format(t)+"`",index:this.getIndex(),filename:this.fileInfo().filename};for(k=0;kthis.params.length)return!1}c=Math.min(f,this.arity);for(var g=0;gb?1:void 0},d.prototype.blocksVisibility=function(){return null==this.visibilityBlocks&&(this.visibilityBlocks=0),0!==this.visibilityBlocks},d.prototype.addVisibilityBlock=function(){null==this.visibilityBlocks&&(this.visibilityBlocks=0),this.visibilityBlocks=this.visibilityBlocks+1},d.prototype.removeVisibilityBlock=function(){null==this.visibilityBlocks&&(this.visibilityBlocks=0),this.visibilityBlocks=this.visibilityBlocks-1},d.prototype.ensureVisibility=function(){this.nodeVisible=!0},d.prototype.ensureInvisibility=function(){this.nodeVisible=!1},d.prototype.isVisible=function(){return this.nodeVisible},d.prototype.visibilityInfo=function(){return{visibilityBlocks:this.visibilityBlocks,nodeVisible:this.nodeVisible}},d.prototype.copyVisibilityInfo=function(a){a&&(this.visibilityBlocks=a.visibilityBlocks,this.nodeVisible=a.nodeVisible)},b.exports=d},{}],77:[function(a,b,c){var d=a("./node"),e=a("./color"),f=a("./dimension"),g=a("../constants").Math,h=function(a,b,c){this.op=a.trim(),this.operands=b,this.isSpaced=c};h.prototype=new d,h.prototype.type="Operation",h.prototype.accept=function(a){this.operands=a.visit(this.operands)},h.prototype.eval=function(a){var b,c=this.operands[0].eval(a),d=this.operands[1].eval(a);if(a.isMathOn(this.op)){if(b="./"===this.op?"/":this.op,c instanceof f&&d instanceof e&&(c=c.toColor()),d instanceof f&&c instanceof e&&(d=d.toColor()),!c.operate){if(c instanceof h&&"/"===c.op&&a.math===g.PARENS_DIVISION)return new h(this.op,[c,d],this.isSpaced);throw{type:"Operation",message:"Operation on an invalid type"}}return c.operate(a,b,d)}return new h(this.op,[c,d],this.isSpaced)},h.prototype.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)},b.exports=h},{"../constants":12,"./color":55,"./dimension":62,"./node":76}],78:[function(a,b,c){var d=a("./node"),e=function(a){this.value=a};e.prototype=new d,e.prototype.type="Paren",e.prototype.genCSS=function(a,b){b.add("("),this.value.genCSS(a,b),b.add(")")},e.prototype.eval=function(a){return new e(this.value.eval(a))},b.exports=e},{"./node":76}],79:[function(a,b,c){var d=a("./node"),e=a("./declaration"),f=function(a,b,c){this.name=a,this._index=b,this._fileInfo=c};f.prototype=new d,f.prototype.type="Property",f.prototype.eval=function(a){var b,c=this.name,d=a.pluginManager.less.visitors.ToCSSVisitor.prototype._mergeRules;if(this.evaluating)throw{type:"Name",message:"Recursive property reference for "+c,filename:this.fileInfo().filename,index:this.getIndex()};if(this.evaluating=!0,b=this.find(a.frames,function(b){var f,g=b.property(c);if(g){for(var h=0;h0;a--){var b=this.rules[a-1];if(b instanceof e)return this.parseValue(b)}},q.prototype.parseValue=function(a){function b(a){return a.value instanceof k&&!a.parsed?("string"==typeof a.value.value?this.parse.parseNode(a.value.value,["value","important"],a.value.getIndex(),a.fileInfo(),function(b,c){b&&(a.parsed=!0),c&&(a.value=c[0],a.important=c[1]||"",a.parsed=!0)}):a.parsed=!0,a):a}var c=this;if(Array.isArray(a)){var d=[];return a.forEach(function(a){d.push(b.call(c,a))}),d}return b.call(c,a)},q.prototype.rulesets=function(){if(!this.rules)return[];var a,b,c=[],d=this.rules;for(a=0;b=d[a];a++)b.isRuleset&&c.push(b);return c},q.prototype.prependRule=function(a){var b=this.rules;b?b.unshift(a):this.rules=[a],this.setParent(a,this)},q.prototype.find=function(a,b,c){b=b||this;var d,e,f=[],g=a.toCSS();return g in this._lookups?this._lookups[g]:(this.rulesets().forEach(function(g){if(g!==b)for(var h=0;hd){if(!c||c(g)){e=g.find(new i(a.elements.slice(d)),b,c);for(var j=0;j0&&b.add(k),a.firstSelector=!0,h[0].genCSS(a,b),a.firstSelector=!1,d=1;d0?(e=p.copyArray(a),f=e.pop(),g=d.createDerived(p.copyArray(f.elements))):g=d.createDerived([]),b.length>0){var h=c.combinator,i=b[0].elements[0];h.emptyOrWhitespace&&!i.combinator.emptyOrWhitespace&&(h=i.combinator),g.elements.push(new j(h,i.value,c.isVariable,c._index,c._fileInfo)),g.elements=g.elements.concat(b[0].elements.slice(1))}if(0!==g.elements.length&&e.push(g),b.length>1){var k=b.slice(1);k=k.map(function(a){return a.createDerived(a.elements,[])}),e=e.concat(k)}return e}function g(a,b,c,d,e){var g;for(g=0;g0?d[d.length-1]=d[d.length-1].createDerived(d[d.length-1].elements.concat(a)):d.push(new i(a))}}function l(a,b,c){function m(a){var b;return a.value instanceof h?(b=a.value.value,b instanceof i?b:null):null}var n,o,p,q,r,s,t,u,v,w,x=!1;for(q=[],r=[[]],n=0;u=c.elements[n];n++)if("&"!==u.value){var y=m(u);if(null!=y){k(q,r);var z,A=[],B=[];for(z=l(A,b,y),x=x||z,p=0;p0&&t[0].elements.push(new j(u.combinator,"",u.isVariable,u._index,u._fileInfo)),s.push(t);else for(p=0;p0&&(a.push(r[n]),w=r[n][v-1],r[n][v-1]=w.createDerived(w.elements,c.extendList));return x}function m(a,b){var c=b.createDerived(b.elements,b.extendList,b.evaldCondition);return c.copyVisibilityInfo(a),c}var n,o,q;if(o=[],q=l(o,b,c),!q)if(b.length>0)for(o=[],n=0;n0)for(b=0;b=0&&"\n"!==b.charAt(c);)e++;return"number"==typeof a&&(d=(b.slice(0,a).match(/\n/g)||"").length),{line:d,column:e}},copyArray:function(a){var b,c=a.length,d=new Array(c);for(b=0;b=0||(i=[k.selfSelectors[0]],g=n.findMatch(j,i),g.length&&(j.hasFoundMatches=!0,j.selfSelectors.forEach(function(a){var b=k.visibilityInfo();h=n.extendSelector(g,i,a,j.isVisible()),l=new d.Extend(k.selector,k.option,0,k.fileInfo(),b),l.selfSelectors=h,h[h.length-1].extendList=[l],m.push(l),l.ruleset=k.ruleset,l.parent_ids=l.parent_ids.concat(k.parent_ids,j.parent_ids),k.firstExtendOnThisSelectorPath&&(l.firstExtendOnThisSelectorPath=!0,k.ruleset.paths.push(h))})));if(m.length){if(this.extendChainCount++,c>100){var o="{unable to calculate}",p="{unable to calculate}";try{o=m[0].selfSelectors[0].toCSS(),p=m[0].selector.toCSS()}catch(q){}throw{message:"extend circular reference detected. One of the circular extends is currently:"+o+":extend("+p+")"}}return m.concat(n.doExtendChaining(m,b,c+1))}return m},visitDeclaration:function(a,b){b.visitDeeper=!1},visitMixinDefinition:function(a,b){b.visitDeeper=!1},visitSelector:function(a,b){b.visitDeeper=!1},visitRuleset:function(a,b){if(!a.root){var c,d,e,f,g=this.allExtendsStack[this.allExtendsStack.length-1],h=[],i=this;for(e=0;e0&&k[i.matched].combinator.value!==g?i=null:i.matched++,i&&(i.finished=i.matched===k.length,i.finished&&!a.allowAfter&&(e+1k&&l>0&&(m[m.length-1].elements=m[m.length-1].elements.concat(b[k].elements.slice(l)),l=0,k++),j=g.elements.slice(l,i.index).concat([h]).concat(c.elements.slice(1)),k===i.pathIndex&&f>0?m[m.length-1].elements=m[m.length-1].elements.concat(j):(m=m.concat(b.slice(k,i.pathIndex)),m.push(new d.Selector(j))),k=i.endPathIndex,l=i.endPathElementIndex,l>=b[k].elements.length&&(l=0,k++);return k0&&(m[m.length-1].elements=m[m.length-1].elements.concat(b[k].elements.slice(l)),k++),m=m.concat(b.slice(k,b.length)),m=m.map(function(a){var b=a.createDerived(a.elements);return e?b.ensureVisibility():b.ensureInvisibility(),b})},visitMedia:function(a,b){var c=a.allExtends.concat(this.allExtendsStack[this.allExtendsStack.length-1]);c=c.concat(this.doExtendChaining(c,a.allExtends)),this.allExtendsStack.push(c)},visitMediaOut:function(a){var b=this.allExtendsStack.length-1;this.allExtendsStack.length=b},visitAtRule:function(a,b){var c=a.allExtends.concat(this.allExtendsStack[this.allExtendsStack.length-1]);c=c.concat(this.doExtendChaining(c,a.allExtends)),this.allExtendsStack.push(c)},visitAtRuleOut:function(a){var b=this.allExtendsStack.length-1;this.allExtendsStack.length=b}},b.exports=i},{"../logger":39,"../tree":67,"../utils":89,"./visitor":97}],91:[function(a,b,c){function d(a){this.imports=[],this.variableImports=[],this._onSequencerEmpty=a,this._currentDepth=0}d.prototype.addImport=function(a){var b=this,c={callback:a,args:null,isReady:!1};return this.imports.push(c),function(){c.args=Array.prototype.slice.call(arguments,0),c.isReady=!0,b.tryRun()}},d.prototype.addVariableImport=function(a){this.variableImports.push(a)},d.prototype.tryRun=function(){this._currentDepth++;try{for(;;){for(;this.imports.length>0;){var a=this.imports[0];if(!a.isReady)return;this.imports=this.imports.slice(1),a.callback.apply(null,a.args)}if(0===this.variableImports.length)break;var b=this.variableImports[0];this.variableImports=this.variableImports.slice(1),b()}}finally{this._currentDepth--}0===this._currentDepth&&this._onSequencerEmpty&&this._onSequencerEmpty()},b.exports=d},{}],92:[function(a,b,c){var d=a("../contexts"),e=a("./visitor"),f=a("./import-sequencer"),g=a("../utils"),h=function(a,b){this._visitor=new e(this),this._importer=a,this._finish=b,this.context=new d.Eval,this.importCount=0,this.onceFileDetectionMap={},this.recursionDetector={},this._sequencer=new f(this._onSequencerEmpty.bind(this))};h.prototype={isReplacing:!1,run:function(a){try{this._visitor.visit(a)}catch(b){this.error=b}this.isFinished=!0,this._sequencer.tryRun()},_onSequencerEmpty:function(){this.isFinished&&this._finish(this.error)},visitImport:function(a,b){var c=a.options.inline;if(!a.css||c){var e=new d.Eval(this.context,g.copyArray(this.context.frames)),f=e.frames[0];this.importCount++,a.isVariableImport()?this._sequencer.addVariableImport(this.processImportNode.bind(this,a,e,f)):this.processImportNode(a,e,f)}b.visitDeeper=!1},processImportNode:function(a,b,c){var d,e=a.options.inline;try{d=a.evalForImport(b)}catch(f){f.filename||(f.index=a.getIndex(),f.filename=a.fileInfo().filename),a.css=!0,a.error=f}if(!d||d.css&&!e)this.importCount--,this.isFinished&&this._sequencer.tryRun();else{d.options.multiple&&(b.importMultiple=!0);for(var g=void 0===d.css,h=0;h0},resolveVisibility:function(a,b){if(!a.blocksVisibility()){if(this.isEmpty(a)&&!this.containsSilentNonBlockedChild(b))return;return a}var c=a.rules[0];if(this.keepOnlyVisibleChilds(c),!this.isEmpty(c))return a.ensureVisibility(),a.removeVisibilityBlock(),a},isVisibleRuleset:function(a){return!!a.firstRoot||!this.isEmpty(a)&&!(!a.root&&!this.hasVisibleSelector(a))}};var g=function(a){this._visitor=new e(this),this._context=a,this.utils=new f(a)};g.prototype={isReplacing:!0,run:function(a){return this._visitor.visit(a)},visitDeclaration:function(a,b){if(!a.blocksVisibility()&&!a.variable)return a},visitMixinDefinition:function(a,b){a.frames=[]},visitExtend:function(a,b){},visitComment:function(a,b){if(!a.blocksVisibility()&&!a.isSilent(this._context))return a},visitMedia:function(a,b){var c=a.rules[0].rules;return a.accept(this._visitor),b.visitDeeper=!1,this.utils.resolveVisibility(a,c)},visitImport:function(a,b){if(!a.blocksVisibility())return a},visitAtRule:function(a,b){return a.rules&&a.rules.length?this.visitAtRuleWithBody(a,b):this.visitAtRuleWithoutBody(a,b)},visitAnonymous:function(a,b){if(!a.blocksVisibility())return a.accept(this._visitor),a},visitAtRuleWithBody:function(a,b){function c(a){var b=a.rules;return 1===b.length&&(!b[0].paths||0===b[0].paths.length)}function d(a){var b=a.rules;return c(a)?b[0].rules:b}var e=d(a);return a.accept(this._visitor),b.visitDeeper=!1,this.utils.isEmpty(a)||this._mergeRules(a.rules[0].rules),this.utils.resolveVisibility(a,e)},visitAtRuleWithoutBody:function(a,b){if(!a.blocksVisibility()){if("@charset"===a.name){if(this.charset){if(a.debugInfo){var c=new d.Comment("/* "+a.toCSS(this._context).replace(/\n/g,"")+" */\n");return c.debugInfo=a.debugInfo,this._visitor.visit(c)}return}this.charset=!0}return a}},checkValidNodes:function(a,b){if(a)for(var c=0;c0?a.accept(this._visitor):a.rules=null,b.visitDeeper=!1}return a.rules&&(this._mergeRules(a.rules),this._removeDuplicateRules(a.rules)),this.utils.isVisibleRuleset(a)&&(a.ensureVisibility(),d.splice(0,0,a)),1===d.length?d[0]:d},_compileRulesetPaths:function(a){a.paths&&(a.paths=a.paths.filter(function(a){var b;for(" "===a[0].elements[0].combinator.value&&(a[0].elements[0].combinator=new d.Combinator("")),b=0;b=0;e--)if(c=a[e],c instanceof d.Declaration)if(f[c.name]){b=f[c.name],b instanceof d.Declaration&&(b=f[c.name]=[f[c.name].toCSS(this._context)]);var g=c.toCSS(this._context);b.indexOf(g)!==-1?a.splice(e,1):b.push(g)}else f[c.name]=c}},_mergeRules:function(a){if(a){for(var b={},c=[],e=0;e0){var b=a[0],c=[],e=[new d.Expression(c)];a.forEach(function(a){"+"===a.merge&&c.length>0&&e.push(new d.Expression(c=[])),c.push(a.value),b.important=b.important||a.important}),b.value=new d.Value(e)}})}}},b.exports=g},{"../tree":67,"./visitor":97}],97:[function(a,b,c){function d(a){return a}function e(a,b){var c,d;for(c in a)switch(d=a[c],typeof d){case"function":d.prototype&&d.prototype.type&&(d.prototype.typeIndex=b++);break;case"object":b=e(d,b)}return b}var f=a("../tree"),g={visitDeeper:!0},h=!1,i=function(a){this._implementation=a,this._visitInCache={},this._visitOutCache={},h||(e(f,1),h=!0)};i.prototype={visit:function(a){if(!a)return a;var b=a.typeIndex;if(!b)return a.value&&a.value.typeIndex&&this.visit(a.value),a;var c,e=this._implementation,f=this._visitInCache[b],h=this._visitOutCache[b],i=g;if(i.visitDeeper=!0,f||(c="visit"+a.type,f=e[c]||d,h=e[c+"Out"]||d,this._visitInCache[b]=f,this._visitOutCache[b]=h),f!==d){var j=f.call(e,a,i);a&&e.isReplacing&&(a=j)}return i.visitDeeper&&a&&a.accept&&a.accept(this),h!=d&&h.call(e,a),a},visitArray:function(a,b){if(!a)return a;var c,d=a.length;if(b||!this._implementation.isReplacing){for(c=0;ck){for(var b=0,c=h.length-j;b