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r=e("../util/EventTarget"),i=e("../util/SyntaxError"),s=e("../util/SyntaxUnit"),o=e("./Combinator"),u=e("./MediaFeature"),a=e("./MediaQuery"),f=e("./PropertyName"),l=e("./PropertyValue"),c=e("./PropertyValuePart"),h=e("./Selector"),p=e("./SelectorPart"),d=e("./SelectorSubPart"),v=e("./TokenStream"),m=e("./Tokens"),g=e("./Validation");y.DEFAULT_TYPE=0,y.COMBINATOR_TYPE=1,y.MEDIA_FEATURE_TYPE=2,y.MEDIA_QUERY_TYPE=3,y.PROPERTY_NAME_TYPE=4,y.PROPERTY_VALUE_TYPE=5,y.PROPERTY_VALUE_PART_TYPE=6,y.SELECTOR_TYPE=7,y.SELECTOR_PART_TYPE=8,y.SELECTOR_SUB_PART_TYPE=9,y.prototype=function(){var e=new r,t,n={__proto__:null,constructor:y,DEFAULT_TYPE:0,COMBINATOR_TYPE:1,MEDIA_FEATURE_TYPE:2,MEDIA_QUERY_TYPE:3,PROPERTY_NAME_TYPE:4,PROPERTY_VALUE_TYPE:5,PROPERTY_VALUE_PART_TYPE:6,SELECTOR_TYPE:7,SELECTOR_PART_TYPE:8,SELECTOR_SUB_PART_TYPE:9,_stylesheet:function(){var e=this._tokenStream,t,n,r;this.fire("startstylesheet"),this._charset(),this._skipCruft();while(e.peek()===m.IMPORT_SYM)this._import(),this._skipCruft();while(e.peek()===m.NAMESPACE_SYM)this._namespace(),this._skipCruft();r=e.peek();while(r>m.EOF){try{switch(r){case m.MEDIA_SYM:this._media(),this._skipCruft();break;case m.PAGE_SYM:this._page(),this._skipCruft();break;case m.FONT_FACE_SYM:this._font_face(),this._skipCruft();break;case m.KEYFRAMES_SYM:this._keyframes(),this._skipCruft();break;case m.VIEWPORT_SYM:this._viewport(),this._skipCruft();break;case m.DOCUMENT_SYM:this._document(),this._skipCruft();break;case m.SUPPORTS_SYM:this._supports(),this._skipCruft();break;case m.UNKNOWN_SYM:e.get();if(!!this.options.strict)throw new i("Unknown @ rule.",e.LT(0).startLine,e.LT(0).startCol);this.fire({type:"error",error:null,message:"Unknown @ rule: "+e.LT(0).value+".",line:e.LT(0).startLine,col:e.LT(0).startCol}),t=0;while(e.advance([m.LBRACE,m.RBRACE])===m.LBRACE)t++;while(t)e.advance([m.RBRACE]),t--;break;case m.S:this._readWhitespace();break;default:if(!this._ruleset())switch(r){case m.CHARSET_SYM:throw n=e.LT(1),this._charset(!1),new i("@charset not allowed here.",n.startLine,n.startCol);case m.IMPORT_SYM:throw n=e.LT(1),this._import(!1),new i("@import not allowed here.",n.startLine,n.startCol);case m.NAMESPACE_SYM:throw n=e.LT(1),this._namespace(!1),new i("@namespace not allowed here.",n.startLine,n.startCol);default:e.get(),this._unexpectedToken(e.token())}}}catch(s){if(!(s instanceof i&&!this.options.strict))throw s;this.fire({type:"error",error:s,message:s.message,line:s.line,col:s.col})}r=e.peek()}r!==m.EOF&&this._unexpectedToken(e.token()),this.fire("endstylesheet")},_charset:function(e){var t=this._tokenStream,n,r,i,s;t.match(m.CHARSET_SYM)&&(i=t.token().startLine,s=t.token().startCol,this._readWhitespace(),t.mustMatch(m.STRING),r=t.token(),n=r.value,this._readWhitespace(),t.mustMatch(m.SEMICOLON),e!==!1&&this.fire({type:"charset",charset:n,line:i,col:s}))},_import:function(e){var t=this._tokenStream,n,r,i=[];t.mustMatch(m.IMPORT_SYM),r=t.token(),this._readWhitespace(),t.mustMatch([m.STRING,m.URI]),n=t.token().value.replace(/^(?:url\()?["']?([^"']+?)["']?\)?$/,"$1"),this._readWhitespace(),i=this._media_query_list(),t.mustMatch(m.SEMICOLON),this._readWhitespace(),e!==!1&&this.fire({type:"import",uri:n,media:i,line:r.startLine,col:r.startCol})},_namespace:function(e){var t=this._tokenStream,n,r,i,s;t.mustMatch(m.NAMESPACE_SYM),n=t.token().startLine,r=t.token().startCol,this._readWhitespace(),t.match(m.IDENT)&&(i=t.token().value,this._readWhitespace()),t.mustMatch([m.STRING,m.URI]),s=t.token().value.replace(/(?:url\()?["']([^"']+)["']\)?/,"$1"),this._readWhitespace(),t.mustMatch(m.SEMICOLON),this._readWhitespace(),e!==!1&&this.fire({type:"namespace",prefix:i,uri:s,line:n,col:r})},_supports:function(e){var t=this._tokenStream,n,r;if(t.match(m.SUPPORTS_SYM)){n=t.token().startLine,r=t.token().startCol,this._readWhitespace(),this._supports_condition(),this._readWhitespace(),t.mustMatch(m.LBRACE),this._readWhitespace(),e!==!1&&this.fire({type:"startsupports",line:n,col:r});for(;;)if(!this._ruleset())break;t.mustMatch(m.RBRACE),this._readWhitespace(),this.fire({type:"endsupports",line:n,col:r})}},_supports_condition:function(){var e=this._tokenStream,t;if(e.match(m.IDENT))t=e.token().value.toLowerCase(),t==="not"?(e.mustMatch(m.S),this._supports_condition_in_parens()):e.unget();else{this._supports_condition_in_parens(),this._readWhitespace();while(e.peek()===m.IDENT){t=e.LT(1).value.toLowerCase();if(t==="and"||t==="or")e.mustMatch(m.IDENT),this._readWhitespace(),this._supports_condition_in_parens(),this._readWhitespace()}}},_supports_condition_in_parens:function(){var e=this._tokenStream,t;e.match(m.LPAREN)?(this._readWhitespace(),e.match(m.IDENT)?(t=e.token().value.toLowerCase(),t==="not"?(this._readWhitespace(),this._supports_condition(),this._readWhitespace(),e.mustMatch(m.RPAREN)):(e.unget(),this._supports_declaration_condition(!1))):(this._supports_condition(),this._readWhitespace(),e.mustMatch(m.RPAREN))):this._supports_declaration_condition()},_supports_declaration_condition:function(e){var t=this._tokenStream;e!==!1&&t.mustMatch(m.LPAREN),this._readWhitespace(),this._declaration(),t.mustMatch(m.RPAREN)},_media:function(){var e=this._tokenStream,t,n,r;e.mustMatch(m.MEDIA_SYM),t=e.token().startLine,n=e.token().startCol,this._readWhitespace(),r=this._media_query_list(),e.mustMatch(m.LBRACE),this._readWhitespace(),this.fire({type:"startmedia",media:r,line:t,col:n});for(;;)if(e.peek()===m.PAGE_SYM)this._page();else if(e.peek()===m.FONT_FACE_SYM)this._font_face();else if(e.peek()===m.VIEWPORT_SYM)this._viewport();else if(e.peek()===m.DOCUMENT_SYM)this._document();else if(e.peek()===m.SUPPORTS_SYM)this._supports();else if(e.peek()===m.MEDIA_SYM)this._media();else if(!this._ruleset())break;e.mustMatch(m.RBRACE),this._readWhitespace(),this.fire({type:"endmedia",media:r,line:t,col:n})},_media_query_list:function(){var e=this._tokenStream,t=[];this._readWhitespace(),(e.peek()===m.IDENT||e.peek()===m.LPAREN)&&t.push(this._media_query());while(e.match(m.COMMA))this._readWhitespace(),t.push(this._media_query());return t},_media_query:function(){var e=this._tokenStream,t=null,n=null,r=null,i=[];e.match(m.IDENT)&&(n=e.token().value.toLowerCase(),n!=="only"&&n!=="not"?(e.unget(),n=null):r=e.token()),this._readWhitespace(),e.peek()===m.IDENT?(t=this._media_type(),r===null&&(r=e.token())):e.peek()===m.LPAREN&&(r===null&&(r=e.LT(1)),i.push(this._media_expression()));if(t===null&&i.length===0)return null;this._readWhitespace();while(e.match(m.IDENT))e.token().value.toLowerCase()!=="and"&&this._unexpectedToken(e.token()),this._readWhitespace(),i.push(this._media_expression());return new a(n,t,i,r.startLine,r.startCol)},_media_type:function(){return this._media_feature()},_media_expression:function(){var e=this._tokenStream,t=null,n,r=null;return e.mustMatch(m.LPAREN),this._readWhitespace(),t=this._media_feature(),this._readWhitespace(),e.match(m.COLON)&&(this._readWhitespace(),n=e.LT(1),r=this._expression()),e.mustMatch(m.RPAREN),this._readWhitespace(),new u(t,r?new s(r,n.startLine,n.startCol):null)},_media_feature:function(){var e=this._tokenStream;return this._readWhitespace(),e.mustMatch(m.IDENT),s.fromToken(e.token())},_page:function(){var e=this._tokenStream,t,n,r=null,i=null;e.mustMatch(m.PAGE_SYM),t=e.token().startLine,n=e.token().startCol,this._readWhitespace(),e.match(m.IDENT)&&(r=e.token().value,r.toLowerCase()==="auto"&&this._unexpectedToken(e.token())),e.peek()===m.COLON&&(i=this._pseudo_page()),this._readWhitespace(),this.fire({type:"startpage",id:r,pseudo:i,line:t,col:n}),this._readDeclarations(!0,!0),this.fire({type:"endpage",id:r,pseudo:i,line:t,col:n})},_margin:function(){var e=this._tokenStream,t,n,r=this._margin_sym();return r?(t=e.token().startLine,n=e.token().startCol,this.fire({type:"startpagemargin",margin:r,line:t,col:n}),this._readDeclarations(!0),this.fire({type:"endpagemargin",margin:r,line:t,col:n}),!0):!1},_margin_sym:function(){var e=this._tokenStream;return e.match([m.TOPLEFTCORNER_SYM,m.TOPLEFT_SYM,m.TOPCENTER_SYM,m.TOPRIGHT_SYM,m.TOPRIGHTCORNER_SYM,m.BOTTOMLEFTCORNER_SYM,m.BOTTOMLEFT_SYM,m.BOTTOMCENTER_SYM,m.BOTTOMRIGHT_SYM,m.BOTTOMRIGHTCORNER_SYM,m.LEFTTOP_SYM,m.LEFTMIDDLE_SYM,m.LEFTBOTTOM_SYM,m.RIGHTTOP_SYM,m.RIGHTMIDDLE_SYM,m.RIGHTBOTTOM_SYM])?s.fromToken(e.token()):null},_pseudo_page:function(){var e=this._tokenStream;return e.mustMatch(m.COLON),e.mustMatch(m.IDENT),e.token().value},_font_face:function(){var e=this._tokenStream,t,n;e.mustMatch(m.FONT_FACE_SYM),t=e.token().startLine,n=e.token().startCol,this._readWhitespace(),this.fire({type:"startfontface",line:t,col:n}),this._readDeclarations(!0),this.fire({type:"endfontface",line:t,col:n})},_viewport:function(){var e=this._tokenStream,t,n;e.mustMatch(m.VIEWPORT_SYM),t=e.token().startLine,n=e.token().startCol,this._readWhitespace(),this.fire({type:"startviewport",line:t,col:n}),this._readDeclarations(!0),this.fire({type:"endviewport",line:t,col:n})},_document:function(){var e=this._tokenStream,t,n=[],r="";e.mustMatch(m.DOCUMENT_SYM),t=e.token(),/^@-([^-]+)-/.test(t.value)&&(r=RegExp.$1),this._readWhitespace(),n.push(this._document_function());while(e.match(m.COMMA))this._readWhitespace(),n.push(this._document_function());e.mustMatch(m.LBRACE),this._readWhitespace(),this.fire({type:"startdocument",functions:n,prefix:r,line:t.startLine,col:t.startCol});var i=!0;while(i)switch(e.peek()){case m.PAGE_SYM:this._page();break;case m.FONT_FACE_SYM:this._font_face();break;case m.VIEWPORT_SYM:this._viewport();break;case m.MEDIA_SYM:this._media();break;case m.KEYFRAMES_SYM:this._keyframes();break;case m.DOCUMENT_SYM:this._document();break;default:i=Boolean(this._ruleset())}e.mustMatch(m.RBRACE),t=e.token(),this._readWhitespace(),this.fire({type:"enddocument",functions:n,prefix:r,line:t.startLine,col:t.startCol})},_document_function:function(){var e=this._tokenStream,t;return e.match(m.URI)?(t=e.token().value,this._readWhitespace()):t=this._function(),t},_operator:function(e){var t=this._tokenStream,n=null;if(t.match([m.SLASH,m.COMMA])||e&&t.match([m.PLUS,m.STAR,m.MINUS]))n=t.token(),this._readWhitespace();return n?c.fromToken(n):null},_combinator:function(){var e=this._tokenStream,t=null,n;return e.match([m.PLUS,m.GREATER,m.TILDE])&&(n=e.token(),t=new o(n.value,n.startLine,n.startCol),this._readWhitespace()),t},_unary_operator:function(){var e=this._tokenStream;return e.match([m.MINUS,m.PLUS])?e.token().value:null},_property:function(){var e=this._tokenStream,t=null,n=null,r="",i,s,o;e.peek()===m.STAR&&this.options.starHack&&(e.get(),i=e.token(),n=i.value,s=i.startLine,o=i.startCol),e.peek()===m.MINUS&&(e.get(),i=e.token(),r=i.value,s=i.startLine,o=i.startCol);if(e.match(m.IDENT))i=e.token(),r+=i.value,r.charAt(0)==="_"&&this.options.underscoreHack&&(n="_",r=r.substring(1)),t=new f(r,n,s||i.startLine,o||i.startCol),this._readWhitespace();else{var u=e.peek();u!==m.EOF&&u!==m.RBRACE&&this._unexpectedToken(e.LT(1))}return t},_ruleset:function(){var e=this._tokenStream,t,n;try{n=this._selectors_group()}catch(r){if(r instanceof i&&!this.options.strict){this.fire({type:"error",error:r,message:r.message,line:r.line,col:r.col}),t=e.advance([m.RBRACE]);if(t!==m.RBRACE)throw r;return!0}throw r}return n&&(this.fire({type:"startrule",selectors:n,line:n[0].line,col:n[0].col}),this._readDeclarations(!0),this.fire({type:"endrule",selectors:n,line:n[0].line,col:n[0].col})),n},_selectors_group:function(){var e=this._tokenStream,t=[],n;n=this._selector();if(n!==null){t.push(n);while(e.match(m.COMMA))this._readWhitespace(),n=this._selector(),n!==null?t.push(n):this._unexpectedToken(e.LT(1))}return t.length?t:null},_selector:function(){var e=this._tokenStream,t=[],n=null,r=null,i=null;n=this._simple_selector_sequence();if(n===null)return null;t.push(n);do{r=this._combinator();if(r!==null)t.push(r),n=this._simple_selector_sequence(),n===null?this._unexpectedToken(e.LT(1)):t.push(n);else{if(!this._readWhitespace())break;i=new o(e.token().value,e.token().startLine,e.token().startCol),r=this._combinator(),n=this._simple_selector_sequence(),n===null?r!==null&&this._unexpectedToken(e.LT(1)):(r!==null?t.push(r):t.push(i),t.push(n))}}while(!0);return new h(t,t[0].line,t[0].col)},_simple_selector_sequence:function(){var e=this._tokenStream,t=null,n=[],r="",i=[function(){return e.match(m.HASH)?new d(e.token().value,"id",e.token().startLine,e.token().startCol):null},this._class,this._attrib,this._pseudo,this._negation],s=0,o=i.length,u=null,a,f;a=e.LT(1).startLine,f=e.LT(1).startCol,t=this._type_selector(),t||(t=this._universal()),t!==null&&(r+=t);for(;;){if(e.peek()===m.S)break;while(s1&&e.unget()),null)},_class:function(){var e=this._tokenStream,t;return e.match(m.DOT)?(e.mustMatch(m.IDENT),t=e.token(),new d("."+t.value,"class",t.startLine,t.startCol-1)):null},_element_name:function(){var e=this._tokenStream,t;return e.match(m.IDENT)?(t=e.token(),new d(t.value,"elementName",t.startLine,t.startCol)):null},_namespace_prefix:function(){var e=this._tokenStream,t="";if(e.LA(1)===m.PIPE||e.LA(2)===m.PIPE)e.match([m.IDENT,m.STAR])&&(t+=e.token().value),e.mustMatch(m.PIPE),t+="|";return t.length?t:null},_universal:function(){var e=this._tokenStream,t="",n;return n=this._namespace_prefix(),n&&(t+=n),e.match(m.STAR)&&(t+="*"),t.length?t:null},_attrib:function(){var e=this._tokenStream,t=null,n,r;return e.match(m.LBRACKET)?(r=e.token(),t=r.value,t+=this._readWhitespace(),n=this._namespace_prefix(),n&&(t+=n),e.mustMatch(m.IDENT),t+=e.token().value,t+=this._readWhitespace(),e.match([m.PREFIXMATCH,m.SUFFIXMATCH,m.SUBSTRINGMATCH,m.EQUALS,m.INCLUDES,m.DASHMATCH])&&(t+=e.token().value,t+=this._readWhitespace(),e.mustMatch([m.IDENT,m.STRING]),t+=e.token().value,t+=this._readWhitespace()),e.mustMatch(m.RBRACKET),new d(t+"]","attribute",r.startLine,r.startCol)):null},_pseudo:function(){var e=this._tokenStream,t=null,n=":",r,s;if(e.match(m.COLON)){e.match(m.COLON)&&(n+=":"),e.match(m.IDENT)?(t=e.token().value,r=e.token().startLine,s=e.token().startCol-n.length):e.peek()===m.FUNCTION&&(r=e.LT(1).startLine,s=e.LT(1).startCol-n.length,t=this._functional_pseudo());if(!t){var o=e.LT(1).startLine,u=e.LT(0).startCol;throw new i("Expected a `FUNCTION` or `IDENT` after colon at line "+o+", col "+u+".",o,u)}t=new d(n+t,"pseudo",r,s)}return t},_functional_pseudo:function(){var e=this._tokenStream,t=null;return e.match(m.FUNCTION)&&(t=e.token().value,t+=this._readWhitespace(),t+=this._expression(),e.mustMatch(m.RPAREN),t+=")"),t},_expression:function(){var e=this._tokenStream,t="";while(e.match([m.PLUS,m.MINUS,m.DIMENSION,m.NUMBER,m.STRING,m.IDENT,m.LENGTH,m.FREQ,m.ANGLE,m.TIME,m.RESOLUTION,m.SLASH]))t+=e.token().value,t+=this._readWhitespace();return t.length?t:null},_negation:function(){var e=this._tokenStream,t,n,r="",i,s=null;return e.match(m.NOT)&&(r=e.token().value,t=e.token().startLine,n=e.token().startCol,r+=this._readWhitespace(),i=this._negation_arg(),r+=i,r+=this._readWhitespace(),e.match(m.RPAREN),r+=e.token().value,s=new d(r,"not",t,n),s.args.push(i)),s},_negation_arg:function(){var e=this._tokenStream,t=[this._type_selector,this._universal,function(){return e.match(m.HASH)?new d(e.token().value,"id",e.token().startLine,e.token().startCol):null},this._class,this._attrib,this._pseudo],n=null,r=0,i=t.length,s,o,u;s=e.LT(1).startLine,o=e.LT(1).startCol;while(r0?new l(t,t[0].line,t[0].col):null},_term:function(e){var t=this._tokenStream,n=null,r=null,i=null,s=null,o,u,a;return n=this._unary_operator(),n!==null&&(u=t.token().startLine,a=t.token().startCol),t.peek()===m.IE_FUNCTION&&this.options.ieFilters?(r=this._ie_function(),n===null&&(u=t.token().startLine,a=t.token().startCol)):e&&t.match([m.LPAREN,m.LBRACE,m.LBRACKET])?(o=t.token(),i=o.endChar,r=o.value+this._expr(e).text,n===null&&(u=t.token().startLine,a=t.token().startCol),t.mustMatch(m.type(i)),r+=i,this._readWhitespace()):t.match([m.NUMBER,m.PERCENTAGE,m.LENGTH,m.ANGLE,m.TIME,m.FREQ,m.STRING,m.IDENT,m.URI,m.UNICODE_RANGE])?(r=t.token().value,n===null&&(u=t.token().startLine,a=t.token().startCol,s=c.fromToken(t.token())),this._readWhitespace()):(o=this._hexcolor(),o===null?(n===null&&(u=t.LT(1).startLine,a=t.LT(1).startCol),r===null&&(t.LA(3)===m.EQUALS&&this.options.ieFilters?r=this._ie_function():r=this._function())):(r=o.value,n===null&&(u=o.startLine,a=o.startCol))),s!==null?s:r!==null?new c(n!==null?n+r:r,u,a):null},_function:function(){var e=this._tokenStream,t=null,n=null,r;if(e.match(m.FUNCTION)){t=e.token().value,this._readWhitespace(),n=this._expr(!0),t+=n;if(this.options.ieFilters&&e.peek()===m.EQUALS)do{this._readWhitespace()&&(t+=e.token().value),e.LA(0)===m.COMMA&&(t+=e.token().value),e.match(m.IDENT),t+=e.token().value,e.match(m.EQUALS),t+=e.token().value,r=e.peek();while(r!==m.COMMA&&r!==m.S&&r!==m.RPAREN)e.get(),t+=e.token().value,r=e.peek()}while(e.match([m.COMMA,m.S]));e.match(m.RPAREN),t+=")",this._readWhitespace()}return t},_ie_function:function(){var e=this._tokenStream,t=null,n;if(e.match([m.IE_FUNCTION,m.FUNCTION])){t=e.token().value;do{this._readWhitespace()&&(t+=e.token().value),e.LA(0)===m.COMMA&&(t+=e.token().value),e.match(m.IDENT),t+=e.token().value,e.match(m.EQUALS),t+=e.token().value,n=e.peek();while(n!==m.COMMA&&n!==m.S&&n!==m.RPAREN)e.get(),t+=e.token().value,n=e.peek()}while(e.match([m.COMMA,m.S]));e.match(m.RPAREN),t+=")",this._readWhitespace()}return t},_hexcolor:function(){var e=this._tokenStream,t=null,n;if(e.match(m.HASH)){t=e.token(),n=t.value;if(!/#[a-f0-9]{3,6}/i.test(n))throw new i("Expected a hex color but found '"+n+"' at line "+t.startLine+", col "+t.startCol+".",t.startLine,t.startCol);this._readWhitespace()}return t},_keyframes:function(){var e=this._tokenStream,t,n,r,i="";e.mustMatch(m.KEYFRAMES_SYM),t=e.token(),/^@-([^-]+)-/.test(t.value)&&(i=RegExp.$1),this._readWhitespace(),r=this._keyframe_name(),this._readWhitespace(),e.mustMatch(m.LBRACE),this.fire({type:"startkeyframes",name:r,prefix:i,line:t.startLine,col:t.startCol}),this._readWhitespace(),n=e.peek();while(n===m.IDENT||n===m.PERCENTAGE)this._keyframe_rule(),this._readWhitespace(),n=e.peek();this.fire({type:"endkeyframes",name:r,prefix:i,line:t.startLine,col:t.startCol}),this._readWhitespace(),e.mustMatch(m.RBRACE),this._readWhitespace()},_keyframe_name:function(){var e=this._tokenStream;return e.mustMatch([m.IDENT,m.STRING]),s.fromToken(e.token())},_keyframe_rule:function(){var e=this._key_list();this.fire({type:"startkeyframerule",keys:e,line:e[0].line,col:e[0].col}),this._readDeclarations(!0),this.fire({type:"endkeyframerule",keys:e,line:e[0].line,col:e[0].col})},_key_list:function(){var e=this._tokenStream,t=[];t.push(this._key()),this._readWhitespace();while(e.match(m.COMMA))this._readWhitespace(),t.push(this._key()),this._readWhitespace();return t},_key:function(){var e=this._tokenStream,t;if(e.match(m.PERCENTAGE))return s.fromToken(e.token());if(e.match(m.IDENT)){t=e.token();if(/from|to/i.test(t.value))return s.fromToken(t);e.unget()}this._unexpectedToken(e.LT(1))},_skipCruft:function(){while(this._tokenStream.match([m.S,m.CDO,m.CDC]));},_readDeclarations:function(e,t){var n=this._tokenStream,r;this._readWhitespace(),e&&n.mustMatch(m.LBRACE),this._readWhitespace();try{for(;;){if(!(n.match(m.SEMICOLON)||t&&this._margin())){if(!this._declaration())break;if(!n.match(m.SEMICOLON))break}this._readWhitespace()}n.mustMatch(m.RBRACE),this._readWhitespace()}catch(s){if(!(s instanceof i&&!this.options.strict))throw s;this.fire({type:"error",error:s,message:s.message,line:s.line,col:s.col}),r=n.advance([m.SEMICOLON,m.RBRACE]);if(r===m.SEMICOLON)this._readDeclarations(!1,t);else if(r!==m.EOF&&r!==m.RBRACE)throw s}},_readWhitespace:function(){var e=this._tokenStream,t="";while(e.match(m.S))t+=e.token().value;return t},_unexpectedToken:function(e){throw new i("Unexpected token '"+e.value+"' at line "+e.startLine+", col "+e.startCol+".",e.startLine,e.startCol)},_verifyEnd:function(){this._tokenStream.LA(1)!==m.EOF&&this._unexpectedToken(this._tokenStream.LT(1))},_validateProperty:function(e,t){g.validate(e,t)},parse:function(e){this._tokenStream=new v(e,m),this._stylesheet()},parseStyleSheet:function(e){return this.parse(e)},parseMediaQuery:function(e){this._tokenStream=new v(e,m);var t=this._media_query();return this._verifyEnd(),t},parsePropertyValue:function(e){this._tokenStream=new v(e,m),this._readWhitespace();var t=this._expr();return this._readWhitespace(),this._verifyEnd(),t},parseRule:function(e){this._tokenStream=new v(e,m),this._readWhitespace();var t=this._ruleset();return this._readWhitespace(),this._verifyEnd(),t},parseSelector:function(e){this._tokenStream=new v(e,m),this._readWhitespace();var t=this._selector();return this._readWhitespace(),this._verifyEnd(),t},parseStyleAttribute:function(e){e+="}",this._tokenStream=new v(e,m),this._readDeclarations()}};for(t in n)Object.prototype.hasOwnProperty.call(n,t)&&(e[t]=n[t]);return e}()},{"../util/EventTarget":23,"../util/SyntaxError":25,"../util/SyntaxUnit":26,"./Combinator":2,"./MediaFeature":4,"./MediaQuery":5,"./PropertyName":8,"./PropertyValue":9,"./PropertyValuePart":11,"./Selector":13,"./SelectorPart":14,"./SelectorSubPart":15,"./TokenStream":17,"./Tokens":18,"./Validation":19}],7:[function(e,t,n){"use strict";var r=t.exports={__proto__:null,"align-items":"flex-start | flex-end | center | baseline | stretch","align-content":"flex-start | flex-end | center | space-between | space-around | stretch","align-self":"auto | flex-start | flex-end | center | baseline | stretch",all:"initial | inherit | unset","-webkit-align-items":"flex-start | flex-end | center | baseline | stretch","-webkit-align-content":"flex-start | flex-end | center | space-between | space-around | stretch","-webkit-align-self":"auto | flex-start | flex-end | center | baseline | stretch","alignment-adjust":"auto | baseline | before-edge | text-before-edge | middle | central | after-edge | text-after-edge | ideographic | alphabetic | hanging | mathematical | | ","alignment-baseline":"auto | baseline | use-script | before-edge | text-before-edge | after-edge | text-after-edge | central | middle | ideographic | alphabetic | hanging | mathematical",animation:1,"animation-delay":"