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getInstance(){return Y._INSTANCE||(Y._INSTANCE=new Y),Y._INSTANCE}getGraphemeBreakType(e){if(e<32)return 10===e?3:13===e?2:4;if(e<127)return 0;const t=this._data,n=t.length/3;let r=1;for(;r<=n;)if(et[3*r+1]))return t[3*r+2];r=2*r+1}return 0}}Y._INSTANCE=null;const Z="$initialize";class Q{constructor(e,t,n,r){this.vsWorker=e,this.req=t,this.method=n,this.args=r,this.type=0}}class ee{constructor(e,t,n,r){this.vsWorker=e,this.seq=t,this.res=n,this.err=r,this.type=1}}class te{constructor(e,t,n,r){this.vsWorker=e,this.req=t,this.eventName=n,this.arg=r,this.type=2}}class ne{constructor(e,t,n){this.vsWorker=e,this.req=t,this.event=n,this.type=3}}class re{constructor(e,t){this.vsWorker=e,this.req=t,this.type=4}}class ie{constructor(e){this._workerId=-1,this._handler=e,this._lastSentReq=0,this._pendingReplies=Object.create(null),this._pendingEmitters=new Map,this._pendingEvents=new Map}setWorkerId(e){this._workerId=e}sendMessage(e,t){const n=String(++this._lastSentReq);return new Promise(((r,i)=>{this._pendingReplies[n]={resolve:r,reject:i},this._send(new Q(this._workerId,n,e,t))}))}listen(e,t){let n=null;const r=new q({onFirstListenerAdd:()=>{n=String(++this._lastSentReq),this._pendingEmitters.set(n,r),this._send(new te(this._workerId,n,e,t))},onLastListenerRemove:()=>{this._pendingEmitters.delete(n),this._send(new re(this._workerId,n)),n=null}});return r.event}handleMessage(e){e&&e.vsWorker&&(-1!==this._workerId&&e.vsWorker!==this._workerId||this._handleMessage(e))}_handleMessage(e){switch(e.type){case 1:return this._handleReplyMessage(e);case 0:return this._handleRequestMessage(e);case 2:return this._handleSubscribeEventMessage(e);case 3:return this._handleEventMessage(e);case 4:return this._handleUnsubscribeEventMessage(e)}}_handleReplyMessage(e){if(!this._pendingReplies[e.seq])return void console.warn("Got reply to unknown seq");let t=this._pendingReplies[e.seq];if(delete this._pendingReplies[e.seq],e.err){let n=e.err;return e.err.$isError&&(n=new Error,n.name=e.err.name,n.message=e.err.message,n.stack=e.err.stack),void t.reject(n)}t.resolve(e.res)}_handleRequestMessage(e){let t=e.req;this._handler.handleMessage(e.method,e.args).then((e=>{this._send(new ee(this._workerId,t,e,void 0))}),(e=>{e.detail instanceof Error&&(e.detail=r(e.detail)),this._send(new ee(this._workerId,t,void 0,r(e)))}))}_handleSubscribeEventMessage(e){const t=e.req,n=this._handler.handleEvent(e.eventName,e.arg)((e=>{this._send(new ne(this._workerId,t,e))}));this._pendingEvents.set(t,n)}_handleEventMessage(e){this._pendingEmitters.has(e.req)?this._pendingEmitters.get(e.req).fire(e.event):console.warn("Got event for unknown req")}_handleUnsubscribeEventMessage(e){this._pendingEvents.has(e.req)?(this._pendingEvents.get(e.req).dispose(),this._pendingEvents.delete(e.req)):console.warn("Got unsubscribe for unknown req")}_send(e){let t=[];if(0===e.type)for(let n=0;nfunction(){const n=Array.prototype.slice.call(arguments,0);return t(e,n)},i=e=>function(t){return n(e,t)};let o={};for(const t of e)se(t)?o[t]=i(t):oe(t)?o[t]=n(t,void 0):o[t]=r(t);return o}class le{constructor(e,t){this._requestHandlerFactory=t,this._requestHandler=null,this._protocol=new ie({sendMessage:(t,n)=>{e(t,n)},handleMessage:(e,t)=>this._handleMessage(e,t),handleEvent:(e,t)=>this._handleEvent(e,t)})}onmessage(e){this._protocol.handleMessage(e)}_handleMessage(e,t){if(e===Z)return this.initialize(t[0],t[1],t[2],t[3]);if(!this._requestHandler||"function"!=typeof this._requestHandler[e])return Promise.reject(new Error("Missing requestHandler or method: "+e));try{return Promise.resolve(this._requestHandler[e].apply(this._requestHandler,t))}catch(e){return Promise.reject(e)}}_handleEvent(e,t){if(!this._requestHandler)throw new Error("Missing requestHandler");if(se(e)){const n=this._requestHandler[e].call(this._requestHandler,t);if("function"!=typeof n)throw new Error(`Missing dynamic event ${e} on request handler.`);return n}if(oe(e)){const t=this._requestHandler[e];if("function"!=typeof t)throw new Error(`Missing event ${e} on request handler.`);return t}throw new Error(`Malformed event name ${e}`)}initialize(e,t,n,r){this._protocol.setWorkerId(e);const i=ae(r,((e,t)=>this._protocol.sendMessage(e,t)),((e,t)=>this._protocol.listen(e,t)));return this._requestHandlerFactory?(this._requestHandler=this._requestHandlerFactory(i),Promise.resolve($(this._requestHandler))):(t&&(void 0!==t.baseUrl&&delete t.baseUrl,void 0!==t.paths&&void 0!==t.paths.vs&&delete t.paths.vs,void 0!==typeof t.trustedTypesPolicy&&delete t.trustedTypesPolicy,t.catchError=!0,I.require.config(t)),new Promise(((e,t)=>{(0,I.require)([n],(n=>{this._requestHandler=n.create(i),this._requestHandler?e($(this._requestHandler)):t(new Error("No RequestHandler!"))}),t)})))}}class ce{constructor(e,t,n,r){this.originalStart=e,this.originalLength=t,this.modifiedStart=n,this.modifiedLength=r}getOriginalEnd(){return 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The computed value of the 'currentColor' keyword is the computed value of the 'color' property. If the 'currentColor' keyword is set on the 'color' property itself, it is treated as 'color:inherit' at parse time.",transparent:"Fully transparent. 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Oo(e){return Object.keys(e).map((function(t){return e[t]}))}function Lo(e){return void 0!==e}var Wo=function(e,t,n){if(n||2===arguments.length)for(var r,i=0,o=t.length;ie.offset?i-e.offset:0}return e},e.prototype.markError=function(e,t,n,r){this.token!==this.lastErrorToken&&(e.addIssue(new Yi(e,t,Or.Error,void 0,this.token.offset,this.token.len)),this.lastErrorToken=this.token),(n||r)&&this.resync(n,r)},e.prototype.parseStylesheet=function(e){var t=e.version,n=e.getText();return this.internalParse(n,this._parseStylesheet,(function(r,i){if(e.version!==t)throw new Error("Underlying model has changed, AST is no longer valid");return n.substr(r,i)}))},e.prototype.internalParse=function(e,t,n){this.scanner.setSource(e),this.token=this.scanner.scan();var r=t.bind(this)();return r&&(r.textProvider=n||function(t,n){return e.substr(t,n)}),r},e.prototype._parseStylesheet=function(){for(var e=this.create(Ur);e.addChild(this._parseStylesheetStart()););var t=!1;do{var n=!1;do{n=!1;var r=this._parseStylesheetStatement();for(r&&(e.addChild(r),n=!0,t=!1,this.peek(Pn.EOF)||!this._needsSemicolonAfter(r)||this.accept(Pn.SemiColon)||this.markError(e,io.SemiColonExpected));this.accept(Pn.SemiColon)||this.accept(Pn.CDO)||this.accept(Pn.CDC);)n=!0,t=!1}while(n);if(this.peek(Pn.EOF))break;t||(this.peek(Pn.AtKeyword)?this.markError(e,io.UnknownAtRule):this.markError(e,io.RuleOrSelectorExpected),t=!0),this.consumeToken()}while(!this.peek(Pn.EOF));return this.finish(e)},e.prototype._parseStylesheetStart=function(){return this._parseCharset()},e.prototype._parseStylesheetStatement=function(e){return void 0===e&&(e=!1),this.peek(Pn.AtKeyword)?this._parseStylesheetAtStatement(e):this._parseRuleset(e)},e.prototype._parseStylesheetAtStatement=function(e){return void 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this.peek(Pn.AtKeyword)?this._parseRuleSetDeclarationAtStatement():this._parseDeclaration()},e.prototype._needsSemicolonAfter=function(e){switch(e.type){case zr.Keyframe:case zr.ViewPort:case zr.Media:case zr.Ruleset:case zr.Namespace:case zr.If:case zr.For:case zr.Each:case zr.While:case zr.MixinDeclaration:case zr.FunctionDeclaration:case zr.MixinContentDeclaration:return!1;case zr.ExtendsReference:case zr.MixinContentReference:case zr.ReturnStatement:case zr.MediaQuery:case zr.Debug:case zr.Import:case zr.AtApplyRule:case zr.CustomPropertyDeclaration:return!0;case zr.VariableDeclaration:return e.needsSemicolon;case zr.MixinReference:return!e.getContent();case zr.Declaration:return!e.getNestedProperties()}return!1},e.prototype._parseDeclarations=function(e){var t=this.create(Kr);if(!this.accept(Pn.CurlyL))return null;for(var n=e();t.addChild(n)&&!this.peek(Pn.CurlyR);){if(this._needsSemicolonAfter(n)&&!this.accept(Pn.SemiColon))return this.finish(t,io.SemiColonExpected,[Pn.SemiColon,Pn.CurlyR]);for(n&&this.prevToken&&this.prevToken.type===Pn.SemiColon&&(n.semicolonPosition=this.prevToken.offset);this.accept(Pn.SemiColon););n=e()}return this.accept(Pn.CurlyR)?this.finish(t):this.finish(t,io.RightCurlyExpected,[Pn.CurlyR,Pn.SemiColon])},e.prototype._parseBody=function(e,t){return e.setDeclarations(this._parseDeclarations(t))?this.finish(e):this.finish(e,io.LeftCurlyExpected,[Pn.CurlyR,Pn.SemiColon])},e.prototype._parseSelector=function(e){var t=this.create(qr),n=!1;for(e&&(n=t.addChild(this._parseCombinator()));t.addChild(this._parseSimpleSelector());)n=!0,t.addChild(this._parseCombinator());return n?this.finish(t):null},e.prototype._parseDeclaration=function(e){var t=this._tryParseCustomPropertyDeclaration(e);if(t)return t;var n=this.create(Jr);return n.setProperty(this._parseProperty())?this.accept(Pn.Colon)?(this.prevToken&&(n.colonPosition=this.prevToken.offset),n.setValue(this._parseExpr())?(n.addChild(this._parsePrio()),this.peek(Pn.SemiColon)&&(n.semicolonPosition=this.token.offset),this.finish(n)):this.finish(n,io.PropertyValueExpected)):this.finish(n,io.ColonExpected,[Pn.Colon],e||[Pn.SemiColon]):null},e.prototype._tryParseCustomPropertyDeclaration=function(e){if(!this.peekRegExp(Pn.Ident,/^--/))return null;var t=this.create(Xr);if(!t.setProperty(this._parseProperty()))return null;if(!this.accept(Pn.Colon))return this.finish(t,io.ColonExpected,[Pn.Colon]);this.prevToken&&(t.colonPosition=this.prevToken.offset);var n=this.mark();if(this.peek(Pn.CurlyL)){var r=this.create(Gr),i=this._parseDeclarations(this._parseRuleSetDeclaration.bind(this));if(r.setDeclarations(i)&&!i.isErroneous(!0)&&(r.addChild(this._parsePrio()),this.peek(Pn.SemiColon)))return this.finish(r),t.setPropertySet(r),t.semicolonPosition=this.token.offset,this.finish(t);this.restoreAtMark(n)}var o=this._parseExpr();return o&&!o.isErroneous(!0)&&(this._parsePrio(),this.peekOne.apply(this,Wo(Wo([],e||[],!1),[Pn.SemiColon,Pn.EOF],!1)))?(t.setValue(o),this.peek(Pn.SemiColon)&&(t.semicolonPosition=this.token.offset),this.finish(t)):(this.restoreAtMark(n),t.addChild(this._parseCustomPropertyValue(e)),t.addChild(this._parsePrio()),Lo(t.colonPosition)&&this.token.offset===t.colonPosition+1?this.finish(t,io.PropertyValueExpected):this.finish(t))},e.prototype._parseCustomPropertyValue=function(e){var t=this;void 0===e&&(e=[Pn.CurlyR]);var n=this.create(Lr),r=function(){return 0===o&&0===s&&0===a},i=function(){return-1!==e.indexOf(t.token.type)},o=0,s=0,a=0;e:for(;;){switch(this.token.type){case Pn.SemiColon:case Pn.Exclamation:if(r())break e;break;case Pn.CurlyL:o++;break;case Pn.CurlyR:if(--o<0){if(i()&&0===s&&0===a)break e;return this.finish(n,io.LeftCurlyExpected)}break;case Pn.ParenthesisL:s++;break;case Pn.ParenthesisR:if(--s<0){if(i()&&0===a&&0===o)break e;return this.finish(n,io.LeftParenthesisExpected)}break;case Pn.BracketL:a++;break;case Pn.BracketR:if(--a<0)return this.finish(n,io.LeftSquareBracketExpected);break;case Pn.BadString:break e;case Pn.EOF:var l=io.RightCurlyExpected;return a>0?l=io.RightSquareBracketExpected:s>0&&(l=io.RightParenthesisExpected),this.finish(n,l)}this.consumeToken()}return this.finish(n)},e.prototype._tryToParseDeclaration=function(e){var t=this.mark();return this._parseProperty()&&this.accept(Pn.Colon)?(this.restoreAtMark(t),this._parseDeclaration(e)):(this.restoreAtMark(t),null)},e.prototype._parseProperty=function(){var e=this.create(Yr),t=this.mark();return(this.acceptDelim("*")||this.acceptDelim("_"))&&this.hasWhitespace()?(this.restoreAtMark(t),null):e.setIdentifier(this._parsePropertyIdentifier())?this.finish(e):null},e.prototype._parsePropertyIdentifier=function(){return this._parseIdent()},e.prototype._parseCharset=function(){if(!this.peek(Pn.Charset))return null;var e=this.create(Lr);return this.consumeToken(),this.accept(Pn.String)?this.accept(Pn.SemiColon)?this.finish(e):this.finish(e,io.SemiColonExpected):this.finish(e,io.IdentifierExpected)},e.prototype._parseImport=function(){if(!this.peekKeyword("@import"))return null;var e=this.create(pi);return this.consumeToken(),e.addChild(this._parseURILiteral())||e.addChild(this._parseStringLiteral())?(this.peek(Pn.SemiColon)||this.peek(Pn.EOF)||e.setMedialist(this._parseMediaQueryList()),this.finish(e)):this.finish(e,io.URIOrStringExpected)},e.prototype._parseNamespace=function(){if(!this.peekKeyword("@namespace"))return null;var e=this.create(bi);return this.consumeToken(),e.addChild(this._parseURILiteral())||(e.addChild(this._parseIdent()),e.addChild(this._parseURILiteral())||e.addChild(this._parseStringLiteral()))?this.accept(Pn.SemiColon)?this.finish(e):this.finish(e,io.SemiColonExpected):this.finish(e,io.URIExpected,[Pn.SemiColon])},e.prototype._parseFontFace=function(){if(!this.peekKeyword("@font-face"))return null;var e=this.create(li);return this.consumeToken(),this._parseBody(e,this._parseRuleSetDeclaration.bind(this))},e.prototype._parseViewPort=function(){if(!this.peekKeyword("@-ms-viewport")&&!this.peekKeyword("@-o-viewport")&&!this.peekKeyword("@viewport"))return null;var e=this.create(ai);return this.consumeToken(),this._parseBody(e,this._parseRuleSetDeclaration.bind(this))},e.prototype._parseKeyframe=function(){if(!this.peekRegExp(Pn.AtKeyword,this.keyframeRegex))return null;var e=this.create(di),t=this.create(Lr);return this.consumeToken(),e.setKeyword(this.finish(t)),t.matches("@-ms-keyframes")&&this.markError(t,io.UnknownKeyword),e.setIdentifier(this._parseKeyframeIdent())?this._parseBody(e,this._parseKeyframeSelector.bind(this)):this.finish(e,io.IdentifierExpected,[Pn.CurlyR])},e.prototype._parseKeyframeIdent=function(){return this._parseIdent([Ar.Keyframe])},e.prototype._parseKeyframeSelector=function(){var e=this.create(hi);if(!e.addChild(this._parseIdent())&&!this.accept(Pn.Percentage))return null;for(;this.accept(Pn.Comma);)if(!e.addChild(this._parseIdent())&&!this.accept(Pn.Percentage))return this.finish(e,io.PercentageExpected);return this._parseBody(e,this._parseRuleSetDeclaration.bind(this))},e.prototype._tryParseKeyframeSelector=function(){var e=this.create(hi),t=this.mark();if(!e.addChild(this._parseIdent())&&!this.accept(Pn.Percentage))return null;for(;this.accept(Pn.Comma);)if(!e.addChild(this._parseIdent())&&!this.accept(Pn.Percentage))return this.restoreAtMark(t),null;return this.peek(Pn.CurlyL)?this._parseBody(e,this._parseRuleSetDeclaration.bind(this)):(this.restoreAtMark(t),null)},e.prototype._parseSupports=function(e){if(void 0===e&&(e=!1),!this.peekKeyword("@supports"))return null;var t=this.create(yi);return this.consumeToken(),t.addChild(this._parseSupportsCondition()),this._parseBody(t,this._parseSupportsDeclaration.bind(this,e))},e.prototype._parseSupportsDeclaration=function(e){return void 0===e&&(e=!1),e?this._tryParseRuleset(!0)||this._tryToParseDeclaration()||this._parseStylesheetStatement(!0):this._parseStylesheetStatement(!1)},e.prototype._parseSupportsCondition=function(){var e=this.create(_i);if(this.acceptIdent("not"))e.addChild(this._parseSupportsConditionInParens());else if(e.addChild(this._parseSupportsConditionInParens()),this.peekRegExp(Pn.Ident,/^(and|or)$/i))for(var t=this.token.text.toLowerCase();this.acceptIdent(t);)e.addChild(this._parseSupportsConditionInParens());return this.finish(e)},e.prototype._parseSupportsConditionInParens=function(){var e=this.create(_i);if(this.accept(Pn.ParenthesisL))return this.prevToken&&(e.lParent=this.prevToken.offset),e.addChild(this._tryToParseDeclaration([Pn.ParenthesisR]))||this._parseSupportsCondition()?this.accept(Pn.ParenthesisR)?(this.prevToken&&(e.rParent=this.prevToken.offset),this.finish(e)):this.finish(e,io.RightParenthesisExpected,[Pn.ParenthesisR],[]):this.finish(e,io.ConditionExpected);if(this.peek(Pn.Ident)){var t=this.mark();if(this.consumeToken(),!this.hasWhitespace()&&this.accept(Pn.ParenthesisL)){for(var n=1;this.token.type!==Pn.EOF&&0!==n;)this.token.type===Pn.ParenthesisL?n++:this.token.type===Pn.ParenthesisR&&n--,this.consumeToken();return this.finish(e)}this.restoreAtMark(t)}return this.finish(e,io.LeftParenthesisExpected,[],[Pn.ParenthesisL])},e.prototype._parseMediaDeclaration=function(e){return void 0===e&&(e=!1),e?this._tryParseRuleset(!0)||this._tryToParseDeclaration()||this._parseStylesheetStatement(!0):this._parseStylesheetStatement(!1)},e.prototype._parseMedia=function(e){if(void 0===e&&(e=!1),!this.peekKeyword("@media"))return null;var t=this.create(vi);return this.consumeToken(),t.addChild(this._parseMediaQueryList())?this._parseBody(t,this._parseMediaDeclaration.bind(this,e)):this.finish(t,io.MediaQueryExpected)},e.prototype._parseMediaQueryList=function(){var e=this.create(xi);if(!e.addChild(this._parseMediaQuery()))return this.finish(e,io.MediaQueryExpected);for(;this.accept(Pn.Comma);)if(!e.addChild(this._parseMediaQuery()))return this.finish(e,io.MediaQueryExpected);return this.finish(e)},e.prototype._parseMediaQuery=function(){var e=this.create(Si),t=this.mark();if(this.acceptIdent("not"),this.peek(Pn.ParenthesisL))this.restoreAtMark(t),e.addChild(this._parseMediaCondition());else{if(this.acceptIdent("only"),!e.addChild(this._parseIdent()))return null;this.acceptIdent("and")&&e.addChild(this._parseMediaCondition())}return this.finish(e)},e.prototype._parseRatio=function(){var e=this.mark(),t=this.create(Ai);return this._parseNumeric()?this.acceptDelim("/")?this._parseNumeric()?this.finish(t):this.finish(t,io.NumberExpected):(this.restoreAtMark(e),null):null},e.prototype._parseMediaCondition=function(){var e=this.create(Ci);this.acceptIdent("not");for(var t=!0;t;){if(!this.accept(Pn.ParenthesisL))return this.finish(e,io.LeftParenthesisExpected,[],[Pn.CurlyL]);if(this.peek(Pn.ParenthesisL)||this.peekIdent("not")?e.addChild(this._parseMediaCondition()):e.addChild(this._parseMediaFeature()),!this.accept(Pn.ParenthesisR))return this.finish(e,io.RightParenthesisExpected,[],[Pn.CurlyL]);t=this.acceptIdent("and")||this.acceptIdent("or")}return this.finish(e)},e.prototype._parseMediaFeature=function(){var e=this,t=[Pn.ParenthesisR],n=this.create(ki),r=function(){return e.acceptDelim("<")||e.acceptDelim(">")?(e.hasWhitespace()||e.acceptDelim("="),!0):!!e.acceptDelim("=")};if(n.addChild(this._parseMediaFeatureName())){if(this.accept(Pn.Colon)){if(!n.addChild(this._parseMediaFeatureValue()))return this.finish(n,io.TermExpected,[],t)}else if(r()){if(!n.addChild(this._parseMediaFeatureValue()))return this.finish(n,io.TermExpected,[],t);if(r()&&!n.addChild(this._parseMediaFeatureValue()))return this.finish(n,io.TermExpected,[],t)}}else{if(!n.addChild(this._parseMediaFeatureValue()))return this.finish(n,io.IdentifierExpected,[],t);if(!r())return this.finish(n,io.OperatorExpected,[],t);if(!n.addChild(this._parseMediaFeatureName()))return this.finish(n,io.IdentifierExpected,[],t);if(r()&&!n.addChild(this._parseMediaFeatureValue()))return this.finish(n,io.TermExpected,[],t)}return this.finish(n)},e.prototype._parseMediaFeatureName=function(){return this._parseIdent()},e.prototype._parseMediaFeatureValue=function(){return this._parseRatio()||this._parseTermExpression()},e.prototype._parseMedium=function(){var e=this.create(Lr);return e.addChild(this._parseIdent())?this.finish(e):null},e.prototype._parsePageDeclaration=function(){return this._parsePageMarginBox()||this._parseRuleSetDeclaration()},e.prototype._parsePage=function(){if(!this.peekKeyword("@page"))return null;var e=this.create(Ei);if(this.consumeToken(),e.addChild(this._parsePageSelector()))for(;this.accept(Pn.Comma);)if(!e.addChild(this._parsePageSelector()))return this.finish(e,io.IdentifierExpected);return this._parseBody(e,this._parsePageDeclaration.bind(this))},e.prototype._parsePageMarginBox=function(){if(!this.peek(Pn.AtKeyword))return null;var e=this.create(Fi);return this.acceptOneKeyword(Po)||this.markError(e,io.UnknownAtRule,[],[Pn.CurlyL]),this._parseBody(e,this._parseRuleSetDeclaration.bind(this))},e.prototype._parsePageSelector=function(){if(!this.peek(Pn.Ident)&&!this.peek(Pn.Colon))return null;var e=this.create(Lr);return e.addChild(this._parseIdent()),this.accept(Pn.Colon)&&!e.addChild(this._parseIdent())?this.finish(e,io.IdentifierExpected):this.finish(e)},e.prototype._parseDocument=function(){if(!this.peekKeyword("@-moz-document"))return null;var e=this.create(wi);return this.consumeToken(),this.resync([],[Pn.CurlyL]),this._parseBody(e,this._parseStylesheetStatement.bind(this))},e.prototype._parseUnknownAtRule=function(){if(!this.peek(Pn.AtKeyword))return null;var e=this.create($i);e.addChild(this._parseUnknownAtRuleName());var t=0,n=0,r=0,i=0;e:for(;;){switch(this.token.type){case Pn.SemiColon:if(0===n&&0===r&&0===i)break e;break;case Pn.EOF:return n>0?this.finish(e,io.RightCurlyExpected):i>0?this.finish(e,io.RightSquareBracketExpected):r>0?this.finish(e,io.RightParenthesisExpected):this.finish(e);case Pn.CurlyL:t++,n++;break;case Pn.CurlyR:if(n--,t>0&&0===n){if(this.consumeToken(),i>0)return this.finish(e,io.RightSquareBracketExpected);if(r>0)return this.finish(e,io.RightParenthesisExpected);break e}if(n<0){if(0===r&&0===i)break e;return this.finish(e,io.LeftCurlyExpected)}break;case Pn.ParenthesisL:r++;break;case Pn.ParenthesisR:if(--r<0)return this.finish(e,io.LeftParenthesisExpected);break;case Pn.BracketL:i++;break;case Pn.BracketR:if(--i<0)return this.finish(e,io.LeftSquareBracketExpected)}this.consumeToken()}return e},e.prototype._parseUnknownAtRuleName=function(){var e=this.create(Lr);return this.accept(Pn.AtKeyword)?this.finish(e):e},e.prototype._parseOperator=function(){if(this.peekDelim("/")||this.peekDelim("*")||this.peekDelim("+")||this.peekDelim("-")||this.peek(Pn.Dashmatch)||this.peek(Pn.Includes)||this.peek(Pn.SubstringOperator)||this.peek(Pn.PrefixOperator)||this.peek(Pn.SuffixOperator)||this.peekDelim("=")){var e=this.createNode(zr.Operator);return this.consumeToken(),this.finish(e)}return null},e.prototype._parseUnaryOperator=function(){if(!this.peekDelim("+")&&!this.peekDelim("-"))return null;var e=this.create(Lr);return this.consumeToken(),this.finish(e)},e.prototype._parseCombinator=function(){if(this.peekDelim(">")){var e=this.create(Lr);this.consumeToken();var t=this.mark();if(!this.hasWhitespace()&&this.acceptDelim(">")){if(!this.hasWhitespace()&&this.acceptDelim(">"))return e.type=zr.SelectorCombinatorShadowPiercingDescendant,this.finish(e);this.restoreAtMark(t)}return e.type=zr.SelectorCombinatorParent,this.finish(e)}if(this.peekDelim("+")){e=this.create(Lr);return this.consumeToken(),e.type=zr.SelectorCombinatorSibling,this.finish(e)}if(this.peekDelim("~")){e=this.create(Lr);return this.consumeToken(),e.type=zr.SelectorCombinatorAllSiblings,this.finish(e)}if(this.peekDelim("/")){e=this.create(Lr);this.consumeToken();t=this.mark();if(!this.hasWhitespace()&&this.acceptIdent("deep")&&!this.hasWhitespace()&&this.acceptDelim("/"))return e.type=zr.SelectorCombinatorShadowPiercingDescendant,this.finish(e);this.restoreAtMark(t)}return null},e.prototype._parseSimpleSelector=function(){var e=this.create($r),t=0;for(e.addChild(this._parseElementName())&&t++;(0===t||!this.hasWhitespace())&&e.addChild(this._parseSimpleSelectorBody());)t++;return t>0?this.finish(e):null},e.prototype._parseSimpleSelectorBody=function(){return this._parsePseudo()||this._parseHash()||this._parseClass()||this._parseAttrib()},e.prototype._parseSelectorIdent=function(){return this._parseIdent()},e.prototype._parseHash=function(){if(!this.peek(Pn.Hash)&&!this.peekDelim("#"))return null;var e=this.createNode(zr.IdentifierSelector);if(this.acceptDelim("#")){if(this.hasWhitespace()||!e.addChild(this._parseSelectorIdent()))return this.finish(e,io.IdentifierExpected)}else this.consumeToken();return this.finish(e)},e.prototype._parseClass=function(){if(!this.peekDelim("."))return null;var e=this.createNode(zr.ClassSelector);return this.consumeToken(),this.hasWhitespace()||!e.addChild(this._parseSelectorIdent())?this.finish(e,io.IdentifierExpected):this.finish(e)},e.prototype._parseElementName=function(){var e=this.mark(),t=this.createNode(zr.ElementNameSelector);return t.addChild(this._parseNamespacePrefix()),t.addChild(this._parseSelectorIdent())||this.acceptDelim("*")?this.finish(t):(this.restoreAtMark(e),null)},e.prototype._parseNamespacePrefix=function(){var e=this.mark(),t=this.createNode(zr.NamespacePrefix);return!t.addChild(this._parseIdent())&&this.acceptDelim("*"),this.acceptDelim("|")?this.finish(t):(this.restoreAtMark(e),null)},e.prototype._parseAttrib=function(){if(!this.peek(Pn.BracketL))return null;var e=this.create(Ri);return this.consumeToken(),e.setNamespacePrefix(this._parseNamespacePrefix()),e.setIdentifier(this._parseIdent())?(e.setOperator(this._parseOperator())&&(e.setValue(this._parseBinaryExpr()),this.acceptIdent("i")),this.accept(Pn.BracketR)?this.finish(e):this.finish(e,io.RightSquareBracketExpected)):this.finish(e,io.IdentifierExpected)},e.prototype._parsePseudo=function(){var e=this,t=this._tryParsePseudoIdentifier();if(t){if(!this.hasWhitespace()&&this.accept(Pn.ParenthesisL)){if(t.addChild(this.try((function(){var t=e.create(Lr);if(!t.addChild(e._parseSelector(!1)))return null;for(;e.accept(Pn.Comma)&&t.addChild(e._parseSelector(!1)););return e.peek(Pn.ParenthesisR)?e.finish(t):null}))||this._parseBinaryExpr()),!this.accept(Pn.ParenthesisR))return this.finish(t,io.RightParenthesisExpected)}return this.finish(t)}return null},e.prototype._tryParsePseudoIdentifier=function(){if(!this.peek(Pn.Colon))return null;var e=this.mark(),t=this.createNode(zr.PseudoSelector);return this.consumeToken(),this.hasWhitespace()?(this.restoreAtMark(e),null):(this.accept(Pn.Colon),this.hasWhitespace()||!t.addChild(this._parseIdent())?this.finish(t,io.IdentifierExpected):this.finish(t))},e.prototype._tryParsePrio=function(){var e=this.mark(),t=this._parsePrio();return t||(this.restoreAtMark(e),null)},e.prototype._parsePrio=function(){if(!this.peek(Pn.Exclamation))return null;var e=this.createNode(zr.Prio);return this.accept(Pn.Exclamation)&&this.acceptIdent("important")?this.finish(e):null},e.prototype._parseExpr=function(e){void 0===e&&(e=!1);var t=this.create(Di);if(!t.addChild(this._parseBinaryExpr()))return null;for(;;){if(this.peek(Pn.Comma)){if(e)return this.finish(t);this.consumeToken()}if(!t.addChild(this._parseBinaryExpr()))break}return this.finish(t)},e.prototype._parseNamedLine=function(){if(!this.peek(Pn.BracketL))return null;var e=this.createNode(zr.GridLine);for(this.consumeToken();e.addChild(this._parseIdent()););return this.accept(Pn.BracketR)?this.finish(e):this.finish(e,io.RightSquareBracketExpected)},e.prototype._parseBinaryExpr=function(e,t){var n=this.create(Ti);if(!n.setLeft(e||this._parseTerm()))return null;if(!n.setOperator(t||this._parseOperator()))return this.finish(n);if(!n.setRight(this._parseTerm()))return this.finish(n,io.TermExpected);n=this.finish(n);var r=this._parseOperator();return r&&(n=this._parseBinaryExpr(n,r)),this.finish(n)},e.prototype._parseTerm=function(){var e=this.create(Ni);return e.setOperator(this._parseUnaryOperator()),e.setExpression(this._parseTermExpression())?this.finish(e):null},e.prototype._parseTermExpression=function(){return this._parseURILiteral()||this._parseFunction()||this._parseIdent()||this._parseStringLiteral()||this._parseNumeric()||this._parseHexColor()||this._parseOperation()||this._parseNamedLine()},e.prototype._parseOperation=function(){if(!this.peek(Pn.ParenthesisL))return null;var e=this.create(Lr);return this.consumeToken(),e.addChild(this._parseExpr()),this.accept(Pn.ParenthesisR)?this.finish(e):this.finish(e,io.RightParenthesisExpected)},e.prototype._parseNumeric=function(){if(this.peek(Pn.Num)||this.peek(Pn.Percentage)||this.peek(Pn.Resolution)||this.peek(Pn.Length)||this.peek(Pn.EMS)||this.peek(Pn.EXS)||this.peek(Pn.Angle)||this.peek(Pn.Time)||this.peek(Pn.Dimension)||this.peek(Pn.Freq)){var e=this.create(Oi);return this.consumeToken(),this.finish(e)}return null},e.prototype._parseStringLiteral=function(){if(!this.peek(Pn.String)&&!this.peek(Pn.BadString))return null;var e=this.createNode(zr.StringLiteral);return this.consumeToken(),this.finish(e)},e.prototype._parseURILiteral=function(){if(!this.peekRegExp(Pn.Ident,/^url(-prefix)?$/i))return null;var e=this.mark(),t=this.createNode(zr.URILiteral);return this.accept(Pn.Ident),this.hasWhitespace()||!this.peek(Pn.ParenthesisL)?(this.restoreAtMark(e),null):(this.scanner.inURL=!0,this.consumeToken(),t.addChild(this._parseURLArgument()),this.scanner.inURL=!1,this.accept(Pn.ParenthesisR)?this.finish(t):this.finish(t,io.RightParenthesisExpected))},e.prototype._parseURLArgument=function(){var e=this.create(Lr);return this.accept(Pn.String)||this.accept(Pn.BadString)||this.acceptUnquotedString()?this.finish(e):null},e.prototype._parseIdent=function(e){if(!this.peek(Pn.Ident))return null;var t=this.create(Vr);return e&&(t.referenceTypes=e),t.isCustomProperty=this.peekRegExp(Pn.Ident,/^--/),this.consumeToken(),this.finish(t)},e.prototype._parseFunction=function(){var e=this.mark(),t=this.create(Zr);if(!t.setIdentifier(this._parseFunctionIdentifier()))return null;if(this.hasWhitespace()||!this.accept(Pn.ParenthesisL))return 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n=this,r=this.isTriggerPropertyValueCompletionEnabled,i=this.isCompletePropertyWithSemicolonEnabled;return this.cssDataManager.getProperties().forEach((function(o){var s,a,l=!1;e?(s=n.getCompletionRange(e.getProperty()),a=o.name,Lo(e.colonPosition)||(a+=": ",l=!0)):(s=n.getCompletionRange(null),a=o.name+": ",l=!0),!e&&i&&(a+="$0;"),e&&!e.semicolonPosition&&i&&n.offset>=n.textDocument.offsetAt(s.end)&&(a+="$0;");var c={label:o.name,documentation:ao(o,n.doesSupportMarkdown()),tags:Aa(o)?[Ts.Deprecated]:[],textEdit:ss.replace(s,a),insertTextFormat:Ds.Snippet,kind:Fs.Property};o.restrictions||(l=!1),r&&l&&(c.command=Ra);var d=(255-("number"==typeof 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n=this,r=e.getFullPropertyName(),i=this.cssDataManager.getProperty(r),o=e.getValue()||null;o&&o.hasChildren();)o=o.findChildAtOffset(this.offset,!1);if(this.completionParticipants.forEach((function(e){e.onCssPropertyValue&&e.onCssPropertyValue({propertyName:r,propertyValue:n.currentWord,range:n.getCompletionRange(o)})})),i){if(i.restrictions)for(var s=0,a=i.restrictions;s=e.offset+2&&this.getVariableProposals(null,t),t},e.prototype.getVariableProposals=function(e,t){for(var n=0,r=this.getSymbolContext().findSymbolsAtOffset(this.offset,Ar.Variable);n0){var i=this.currentWord.match(/^-?\d[\.\d+]*/);i&&(r=i[0],n.isIncomplete=r.length===this.currentWord.length)}else 0===this.currentWord.length&&(n.isIncomplete=!0);if(t&&t.parent&&t.parent.type===zr.Term&&(t=t.getParent()),e.restrictions)for(var 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0};Dr(e.name,":-")&&(o.sortText=Ea.VendorPrefixed),n.items.push(o)})),this.cssDataManager.getPseudoElements().forEach((function(e){var t=Ma(e.name),o={label:e.name,textEdit:ss.replace(r.getCompletionRange(i),t),documentation:ao(e,r.doesSupportMarkdown()),tags:Aa(e)?[Ts.Deprecated]:[],kind:Fs.Function,insertTextFormat:e.name!==t?Na:void 0};Dr(e.name,"::-")&&(o.sortText=Ea.VendorPrefixed),n.items.push(o)})),!t){for(var o=0,s=Io;o0){var t=h.substr(e.offset,e.length);return"."!==t.charAt(0)||d[t]||(d[t]=!0,n.items.push({label:t,textEdit:ss.replace(r.getCompletionRange(i),t),kind:Fs.Keyword})),!1}return!0})),e&&e.isNested()){var p=e.getSelectors().findFirstChildBeforeOffset(this.offset);p&&0===e.getSelectors().getChildren().indexOf(p)&&this.getPropertyProposals(null,n)}return n},e.prototype.getCompletionsForDeclarations=function(e,t){if(!e||this.offset===e.offset)return t;var n=e.findFirstChildBeforeOffset(this.offset);if(!n)return this.getCompletionsForDeclarationProperty(null,t);if(n instanceof Hr){var r=n;if(!Lo(r.colonPosition)||this.offset<=r.colonPosition)return this.getCompletionsForDeclarationProperty(r,t);if(Lo(r.semicolonPosition)&&r.semicolonPositione.colonPosition&&this.getVariableProposals(e.getValue(),t),t},e.prototype.getCompletionsForExpression=function(e,t){var n=e.getParent();if(n instanceof ei)return this.getCompletionsForFunctionArgument(n,n.getParent(),t),t;var r=e.findParent(zr.Declaration);if(!r)return this.getTermProposals(void 0,null,t),t;var i=e.findChildAtOffset(this.offset,!0);return i?i instanceof Oi||i instanceof Vr?this.getCompletionsForDeclarationValue(r,t):t:this.getCompletionsForDeclarationValue(r,t)},e.prototype.getCompletionsForFunctionArgument=function(e,t,n){var r=t.getIdentifier();return r&&r.matches("var")&&(t.getArguments().hasChildren()&&t.getArguments().getChild(0)!==e||this.getVariableProposalsForCSSVarFunction(n)),n},e.prototype.getCompletionsForFunctionDeclaration=function(e,t){var n=e.getDeclarations();return n&&this.offset>n.offset&&this.offsete.lParent&&(!Lo(e.rParent)||this.offset<=e.rParent)?this.getCompletionsForDeclarationProperty(null,t):t},e.prototype.getCompletionsForSupports=function(e,t){var n=e.getDeclarations();if(!n||this.offset<=n.offset){var r=e.findFirstChildBeforeOffset(this.offset);return r instanceof _i?this.getCompletionsForSupportsCondition(r,t):t}return this.getCompletionForTopLevel(t)},e.prototype.getCompletionsForExtendsReference=function(e,t,n){return n},e.prototype.getCompletionForUriLiteralValue=function(e,t){var n,r,i;if(e.hasChildren()){var o=e.getChild(0);n=o.getText(),r=this.position,i=this.getCompletionRange(o)}else{n="",r=this.position;var s=this.textDocument.positionAt(e.offset+"url(".length);i=$o.create(s,s)}return this.completionParticipants.forEach((function(e){e.onCssURILiteralValue&&e.onCssURILiteralValue({uriValue:n,position:r,range:i})})),t},e.prototype.getCompletionForImportPath=function(e,t){var n=this;return this.completionParticipants.forEach((function(t){t.onCssImportPath&&t.onCssImportPath({pathValue:e.getText(),position:n.position,range:n.getCompletionRange(e)})})),t},e.prototype.hasCharacterAtPosition=function(e,t){var n=this.textDocument.getText();return e>=0&&e"),this.writeLine(t,r.join(""))}},e}();!function(e){function t(e){var t=e.match(/^['"](.*)["']$/);return t?t[1]:e}e.ensure=function(e,n){return n+t(e)+n},e.remove=t}(Wa||(Wa={}));var $a=function(){this.id=0,this.attr=0,this.tag=0};function Ha(e,t){for(var n=new Ka,r=0,i=e.getChildren();r1){var l=t.cloneWithParent();n.addChild(l.findRoot()),n=l}n.append(s[a])}}break;case zr.SelectorPlaceholder:if(o.matches("@at-root"))return n;case zr.ElementNameSelector:var c=o.getText();n.addAttr("name","*"===c?"element":Ga(c));break;case zr.ClassSelector:n.addAttr("class",Ga(o.getText().substring(1)));break;case zr.IdentifierSelector:n.addAttr("id",Ga(o.getText().substring(1)));break;case zr.MixinDeclaration:n.addAttr("class",o.getName());break;case zr.PseudoSelector:n.addAttr(Ga(o.getText()),"");break;case zr.AttributeSelector:var d=o,h=d.getIdentifier();if(h){var p=d.getValue(),u=d.getOperator(),m=void 0;if(p&&u)switch(Ga(u.getText())){case"|=":m=Wa.remove(Ga(p.getText()))+"-…";break;case"^=":m=Wa.remove(Ga(p.getText()))+"…";break;case"$=":m="…"+Wa.remove(Ga(p.getText()));break;case"~=":m=" … "+Wa.remove(Ga(p.getText()))+" … ";break;case"*=":m="…"+Wa.remove(Ga(p.getText()))+"…";break;default:m=Wa.remove(Ga(p.getText()))}n.addAttr(Ga(h.getText()),m)}}}return n}function Ga(e){var t=new Fr;t.setSource(e);var n=t.scanUnquotedString();return n?n.text:e}var Ja=function(){function e(e){this.cssDataManager=e}return e.prototype.selectorToMarkedString=function(e){var t=function(e){if(e.matches("@at-root"))return null;var t=new ja,n=[],r=e.getParent();if(r instanceof Br)for(var i=r.getParent();i&&!Ya(i);){if(i instanceof Br){if(i.getSelectors().matches("@at-root"))break;n.push(i)}i=i.getParent()}for(var o=new Xa(t),s=n.length-1;s>=0;s--){var a=n[s].getSelectors().getChild(0);a&&o.processSelector(a)}return o.processSelector(e),t}(e);if(t){var n=new qa('"').print(t);return n.push(this.selectorToSpecificityMarkedString(e)),n}return[]},e.prototype.simpleSelectorToMarkedString=function(e){var t=Ha(e),n=new qa('"').print(t);return n.push(this.selectorToSpecificityMarkedString(e)),n},e.prototype.isPseudoElementIdentifier=function(e){var t=e.match(/^::?([\w-]+)/);return!!t&&!!this.cssDataManager.getPseudoElement("::"+t[1])},e.prototype.selectorToSpecificityMarkedString=function(e){var t=this,n=function(e){for(var i=0,o=e.getChildren();i0&&n(s)}},r=new $a;return n(e),Ua("specificity","[Selector Specificity](https://developer.mozilla.org/en-US/docs/Web/CSS/Specificity): ({0}, {1}, {2})",r.id,r.attr,r.tag)},e}(),Xa=function(){function e(e){this.prev=null,this.element=e}return e.prototype.processSelector=function(e){var t=null;if(!(this.element instanceof ja)&&e.getChildren().some((function(e){return e.hasChildren()&&e.getChild(0).type===zr.SelectorCombinator}))){var n=this.element.findRoot();n.parent instanceof ja&&(t=this.element,this.element=n.parent,this.element.removeChild(n),this.prev=null)}for(var r=0,i=e.getChildren();r0&&i[i.length-1])||6!==o[0]&&2!==o[0])){s=0;continue}if(3===o[0]&&(!i||o[1]>i[0]&&o[1]0){switch(l=Math.min(c<=.5?d/(2*c):d/(2-2*c),1),o){case t:a=(n-r)/d+(nn)return 0;var i,o,s=[],a=[];for(i=0;i=i.length/2&&o.push({property:e.name,score:t})})),o.sort((function(e,t){return t.score-e.score||e.property.localeCompare(t.property)}));for(var s=3,a=0,l=o;a=0;a--){var l=s[a];if(l instanceof Jr){var c=l.getProperty();if(c&&c.offset===i&&c.end===o)return void this.getFixesForUnknownProperty(e,c,n,r)}}},e}(),yl=function(e){this.fullPropertyName=e.getFullPropertyName().toLowerCase(),this.node=e};function wl(e,t,n,r){var i=e[t];i.value=n,n&&(Uo(i.properties,r)||i.properties.push(r))}function xl(e,t,n,r){"top"===t||"right"===t||"bottom"===t||"left"===t?wl(e,t,n,r):function(e,t,n){wl(e,"top",t,n),wl(e,"right",t,n),wl(e,"bottom",t,n),wl(e,"left",t,n)}(e,n,r)}function Sl(e,t,n){switch(t.length){case 1:xl(e,void 0,t[0],n);break;case 2:xl(e,"top",t[0],n),xl(e,"bottom",t[0],n),xl(e,"right",t[1],n),xl(e,"left",t[1],n);break;case 3:xl(e,"top",t[0],n),xl(e,"right",t[1],n),xl(e,"left",t[1],n),xl(e,"bottom",t[2],n);break;case 4:xl(e,"top",t[0],n),xl(e,"right",t[1],n),xl(e,"bottom",t[2],n),xl(e,"left",t[3],n)}}function Cl(e,t){for(var n=0,r=t;n0)for(var m=this.fetch(r,"float"),f=0;f0)for(m=this.fetch(r,"vertical-align"),f=0;f1)for(var S=0;S")||this.peekDelim("<")||this.peekIdent("and")||this.peekIdent("or")||this.peekDelim("%")){var t=this.createNode(zr.Operator);return this.consumeToken(),this.finish(t)}return e.prototype._parseOperator.call(this)},t.prototype._parseUnaryOperator=function(){if(this.peekIdent("not")){var t=this.create(Lr);return this.consumeToken(),this.finish(t)}return e.prototype._parseUnaryOperator.call(this)},t.prototype._parseRuleSetDeclaration=function(){return this.peek(Pn.AtKeyword)?this._parseKeyframe()||this._parseImport()||this._parseMedia(!0)||this._parseFontFace()||this._parseWarnAndDebug()||this._parseControlStatement()||this._parseFunctionDeclaration()||this._parseExtends()||this._parseMixinReference()||this._parseMixinContent()||this._parseMixinDeclaration()||this._parseRuleset(!0)||this._parseSupports(!0)||e.prototype._parseRuleSetDeclarationAtStatement.call(this):this._parseVariableDeclaration()||this._tryParseRuleset(!0)||e.prototype._parseRuleSetDeclaration.call(this)},t.prototype._parseDeclaration=function(e){var t=this._tryParseCustomPropertyDeclaration(e);if(t)return t;var n=this.create(Jr);if(!n.setProperty(this._parseProperty()))return null;if(!this.accept(Pn.Colon))return this.finish(n,io.ColonExpected,[Pn.Colon],e||[Pn.SemiColon]);this.prevToken&&(n.colonPosition=this.prevToken.offset);var r=!1;if(n.setValue(this._parseExpr())&&(r=!0,n.addChild(this._parsePrio())),this.peek(Pn.CurlyL))n.setNestedProperties(this._parseNestedProperties());else if(!r)return this.finish(n,io.PropertyValueExpected);return this.peek(Pn.SemiColon)&&(n.semicolonPosition=this.token.offset),this.finish(n)},t.prototype._parseNestedProperties=function(){var e=this.create(ci);return this._parseBody(e,this._parseDeclaration.bind(this))},t.prototype._parseExtends=function(){if(this.peekKeyword("@extend")){var e=this.create(Ui);if(this.consumeToken(),!e.getSelectors().addChild(this._parseSimpleSelector()))return this.finish(e,io.SelectorExpected);for(;this.accept(Pn.Comma);)e.getSelectors().addChild(this._parseSimpleSelector());return this.accept(Pn.Exclamation)&&!this.acceptIdent("optional")?this.finish(e,io.UnknownKeyword):this.finish(e)}return null},t.prototype._parseSimpleSelectorBody=function(){return this._parseSelectorCombinator()||this._parseSelectorPlaceholder()||e.prototype._parseSimpleSelectorBody.call(this)},t.prototype._parseSelectorCombinator=function(){if(this.peekDelim("&")){var e=this.createNode(zr.SelectorCombinator);for(this.consumeToken();!this.hasWhitespace()&&(this.acceptDelim("-")||this.accept(Pn.Num)||this.accept(Pn.Dimension)||e.addChild(this._parseIdent())||this.acceptDelim("&")););return this.finish(e)}return null},t.prototype._parseSelectorPlaceholder=function(){if(this.peekDelim("%")){var e=this.createNode(zr.SelectorPlaceholder);return this.consumeToken(),this._parseIdent(),this.finish(e)}if(this.peekKeyword("@at-root")){e=this.createNode(zr.SelectorPlaceholder);return this.consumeToken(),this.finish(e)}return null},t.prototype._parseElementName=function(){var t=this.mark(),n=e.prototype._parseElementName.call(this);return n&&!this.hasWhitespace()&&this.peek(Pn.ParenthesisL)?(this.restoreAtMark(t),null):n},t.prototype._tryParsePseudoIdentifier=function(){return this._parseInterpolation()||e.prototype._tryParsePseudoIdentifier.call(this)},t.prototype._parseWarnAndDebug=function(){if(!this.peekKeyword("@debug")&&!this.peekKeyword("@warn")&&!this.peekKeyword("@error"))return null;var e=this.createNode(zr.Debug);return this.consumeToken(),e.addChild(this._parseExpr()),this.finish(e)},t.prototype._parseControlStatement=function(e){return void 0===e&&(e=this._parseRuleSetDeclaration.bind(this)),this.peek(Pn.AtKeyword)?this._parseIfStatement(e)||this._parseForStatement(e)||this._parseEachStatement(e)||this._parseWhileStatement(e):null},t.prototype._parseIfStatement=function(e){return this.peekKeyword("@if")?this._internalParseIfStatement(e):null},t.prototype._internalParseIfStatement=function(e){var t=this.create(ti);if(this.consumeToken(),!t.setExpression(this._parseExpr(!0)))return this.finish(t,io.ExpressionExpected);if(this._parseBody(t,e),this.acceptKeyword("@else"))if(this.peekIdent("if"))t.setElseClause(this._internalParseIfStatement(e));else if(this.peek(Pn.CurlyL)){var n=this.create(oi);this._parseBody(n,e),t.setElseClause(n)}return this.finish(t)},t.prototype._parseForStatement=function(e){if(!this.peekKeyword("@for"))return null;var t=this.create(ni);return this.consumeToken(),t.setVariable(this._parseVariable())?this.acceptIdent("from")?t.addChild(this._parseBinaryExpr())?this.acceptIdent("to")||this.acceptIdent("through")?t.addChild(this._parseBinaryExpr())?this._parseBody(t,e):this.finish(t,io.ExpressionExpected,[Pn.CurlyR]):this.finish(t,rc.ThroughOrToExpected,[Pn.CurlyR]):this.finish(t,io.ExpressionExpected,[Pn.CurlyR]):this.finish(t,rc.FromExpected,[Pn.CurlyR]):this.finish(t,io.VariableNameExpected,[Pn.CurlyR])},t.prototype._parseEachStatement=function(e){if(!this.peekKeyword("@each"))return null;var t=this.create(ri);this.consumeToken();var n=t.getVariables();if(!n.addChild(this._parseVariable()))return this.finish(t,io.VariableNameExpected,[Pn.CurlyR]);for(;this.accept(Pn.Comma);)if(!n.addChild(this._parseVariable()))return this.finish(t,io.VariableNameExpected,[Pn.CurlyR]);return this.finish(n),this.acceptIdent("in")?t.addChild(this._parseExpr())?this._parseBody(t,e):this.finish(t,io.ExpressionExpected,[Pn.CurlyR]):this.finish(t,rc.InExpected,[Pn.CurlyR])},t.prototype._parseWhileStatement=function(e){if(!this.peekKeyword("@while"))return null;var t=this.create(ii);return this.consumeToken(),t.addChild(this._parseBinaryExpr())?this._parseBody(t,e):this.finish(t,io.ExpressionExpected,[Pn.CurlyR])},t.prototype._parseFunctionBodyDeclaration=function(){return this._parseVariableDeclaration()||this._parseReturnStatement()||this._parseWarnAndDebug()||this._parseControlStatement(this._parseFunctionBodyDeclaration.bind(this))},t.prototype._parseFunctionDeclaration=function(){if(!this.peekKeyword("@function"))return null;var e=this.create(si);if(this.consumeToken(),!e.setIdentifier(this._parseIdent([Ar.Function])))return this.finish(e,io.IdentifierExpected,[Pn.CurlyR]);if(!this.accept(Pn.ParenthesisL))return this.finish(e,io.LeftParenthesisExpected,[Pn.CurlyR]);if(e.getParameters().addChild(this._parseParameterDeclaration()))for(;this.accept(Pn.Comma)&&!this.peek(Pn.ParenthesisR);)if(!e.getParameters().addChild(this._parseParameterDeclaration()))return this.finish(e,io.VariableNameExpected);return this.accept(Pn.ParenthesisR)?this._parseBody(e,this._parseFunctionBodyDeclaration.bind(this)):this.finish(e,io.RightParenthesisExpected,[Pn.CurlyR])},t.prototype._parseReturnStatement=function(){if(!this.peekKeyword("@return"))return null;var e=this.createNode(zr.ReturnStatement);return this.consumeToken(),e.addChild(this._parseExpr())?this.finish(e):this.finish(e,io.ExpressionExpected)},t.prototype._parseMixinDeclaration=function(){if(!this.peekKeyword("@mixin"))return null;var e=this.create(qi);if(this.consumeToken(),!e.setIdentifier(this._parseIdent([Ar.Mixin])))return this.finish(e,io.IdentifierExpected,[Pn.CurlyR]);if(this.accept(Pn.ParenthesisL)){if(e.getParameters().addChild(this._parseParameterDeclaration()))for(;this.accept(Pn.Comma)&&!this.peek(Pn.ParenthesisR);)if(!e.getParameters().addChild(this._parseParameterDeclaration()))return this.finish(e,io.VariableNameExpected);if(!this.accept(Pn.ParenthesisR))return this.finish(e,io.RightParenthesisExpected,[Pn.CurlyR])}return this._parseBody(e,this._parseRuleSetDeclaration.bind(this))},t.prototype._parseParameterDeclaration=function(){var e=this.create(Qr);return e.setIdentifier(this._parseVariable())?(this.accept(Ql),this.accept(Pn.Colon)&&!e.setDefaultValue(this._parseExpr(!0))?this.finish(e,io.VariableValueExpected,[],[Pn.Comma,Pn.ParenthesisR]):this.finish(e)):null},t.prototype._parseMixinContent=function(){if(!this.peekKeyword("@content"))return null;var e=this.create(Ki);if(this.consumeToken(),this.accept(Pn.ParenthesisL)){if(e.getArguments().addChild(this._parseFunctionArgument()))for(;this.accept(Pn.Comma)&&!this.peek(Pn.ParenthesisR);)if(!e.getArguments().addChild(this._parseFunctionArgument()))return this.finish(e,io.ExpressionExpected);if(!this.accept(Pn.ParenthesisR))return this.finish(e,io.RightParenthesisExpected)}return this.finish(e)},t.prototype._parseMixinReference=function(){if(!this.peekKeyword("@include"))return null;var e=this.create(Bi);this.consumeToken();var t=this._parseIdent([Ar.Mixin]);if(!e.setIdentifier(t))return this.finish(e,io.IdentifierExpected,[Pn.CurlyR]);if(!this.hasWhitespace()&&this.acceptDelim(".")&&!this.hasWhitespace()){var n=this._parseIdent([Ar.Mixin]);if(!n)return this.finish(e,io.IdentifierExpected,[Pn.CurlyR]);var r=this.create(Xi);t.referenceTypes=[Ar.Module],r.setIdentifier(t),e.setIdentifier(n),e.addChild(r)}if(this.accept(Pn.ParenthesisL)){if(e.getArguments().addChild(this._parseFunctionArgument()))for(;this.accept(Pn.Comma)&&!this.peek(Pn.ParenthesisR);)if(!e.getArguments().addChild(this._parseFunctionArgument()))return this.finish(e,io.ExpressionExpected);if(!this.accept(Pn.ParenthesisR))return this.finish(e,io.RightParenthesisExpected)}return(this.peekIdent("using")||this.peek(Pn.CurlyL))&&e.setContent(this._parseMixinContentDeclaration()),this.finish(e)},t.prototype._parseMixinContentDeclaration=function(){var e=this.create(ji);if(this.acceptIdent("using")){if(!this.accept(Pn.ParenthesisL))return this.finish(e,io.LeftParenthesisExpected,[Pn.CurlyL]);if(e.getParameters().addChild(this._parseParameterDeclaration()))for(;this.accept(Pn.Comma)&&!this.peek(Pn.ParenthesisR);)if(!e.getParameters().addChild(this._parseParameterDeclaration()))return this.finish(e,io.VariableNameExpected);if(!this.accept(Pn.ParenthesisR))return this.finish(e,io.RightParenthesisExpected,[Pn.CurlyL])}return this.peek(Pn.CurlyL)&&this._parseBody(e,this._parseMixinReferenceBodyStatement.bind(this)),this.finish(e)},t.prototype._parseMixinReferenceBodyStatement=function(){return this._tryParseKeyframeSelector()||this._parseRuleSetDeclaration()},t.prototype._parseFunctionArgument=function(){var e=this.create(ei),t=this.mark(),n=this._parseVariable();if(n)if(this.accept(Pn.Colon))e.setIdentifier(n);else{if(this.accept(Ql))return e.setValue(n),this.finish(e);this.restoreAtMark(t)}return e.setValue(this._parseExpr(!0))?(this.accept(Ql),e.addChild(this._parsePrio()),this.finish(e)):e.setValue(this._tryParsePrio())?this.finish(e):null},t.prototype._parseURLArgument=function(){var t=this.mark(),n=e.prototype._parseURLArgument.call(this);if(!n||!this.peek(Pn.ParenthesisR)){this.restoreAtMark(t);var r=this.create(Lr);return r.addChild(this._parseBinaryExpr()),this.finish(r)}return n},t.prototype._parseOperation=function(){if(!this.peek(Pn.ParenthesisL))return null;var e=this.create(Lr);for(this.consumeToken();e.addChild(this._parseListElement());)this.accept(Pn.Comma);return this.accept(Pn.ParenthesisR)?this.finish(e):this.finish(e,io.RightParenthesisExpected)},t.prototype._parseListElement=function(){var e=this.create(Hi),t=this._parseBinaryExpr();if(!t)return null;if(this.accept(Pn.Colon)){if(e.setKey(t),!e.setValue(this._parseBinaryExpr()))return this.finish(e,io.ExpressionExpected)}else e.setValue(t);return this.finish(e)},t.prototype._parseUse=function(){if(!this.peekKeyword("@use"))return null;var e=this.create(ui);if(this.consumeToken(),!e.addChild(this._parseStringLiteral()))return this.finish(e,io.StringLiteralExpected);if(!this.peek(Pn.SemiColon)&&!this.peek(Pn.EOF)){if(!this.peekRegExp(Pn.Ident,/as|with/))return this.finish(e,io.UnknownKeyword);if(this.acceptIdent("as")&&!e.setIdentifier(this._parseIdent([Ar.Module]))&&!this.acceptDelim("*"))return this.finish(e,io.IdentifierOrWildcardExpected);if(this.acceptIdent("with")){if(!this.accept(Pn.ParenthesisL))return this.finish(e,io.LeftParenthesisExpected,[Pn.ParenthesisR]);if(!e.getParameters().addChild(this._parseModuleConfigDeclaration()))return this.finish(e,io.VariableNameExpected);for(;this.accept(Pn.Comma)&&!this.peek(Pn.ParenthesisR);)if(!e.getParameters().addChild(this._parseModuleConfigDeclaration()))return this.finish(e,io.VariableNameExpected);if(!this.accept(Pn.ParenthesisR))return this.finish(e,io.RightParenthesisExpected)}}return this.accept(Pn.SemiColon)||this.accept(Pn.EOF)?this.finish(e):this.finish(e,io.SemiColonExpected)},t.prototype._parseModuleConfigDeclaration=function(){var e=this.create(mi);return e.setIdentifier(this._parseVariable())?this.accept(Pn.Colon)&&e.setValue(this._parseExpr(!0))?!this.accept(Pn.Exclamation)||!this.hasWhitespace()&&this.acceptIdent("default")?this.finish(e):this.finish(e,io.UnknownKeyword):this.finish(e,io.VariableValueExpected,[],[Pn.Comma,Pn.ParenthesisR]):null},t.prototype._parseForward=function(){if(!this.peekKeyword("@forward"))return null;var e=this.create(fi);if(this.consumeToken(),!e.addChild(this._parseStringLiteral()))return this.finish(e,io.StringLiteralExpected);if(this.acceptIdent("with")){if(!this.accept(Pn.ParenthesisL))return this.finish(e,io.LeftParenthesisExpected,[Pn.ParenthesisR]);if(!e.getParameters().addChild(this._parseModuleConfigDeclaration()))return this.finish(e,io.VariableNameExpected);for(;this.accept(Pn.Comma)&&!this.peek(Pn.ParenthesisR);)if(!e.getParameters().addChild(this._parseModuleConfigDeclaration()))return this.finish(e,io.VariableNameExpected);if(!this.accept(Pn.ParenthesisR))return this.finish(e,io.RightParenthesisExpected)}if(!this.peek(Pn.SemiColon)&&!this.peek(Pn.EOF)){if(!this.peekRegExp(Pn.Ident,/as|hide|show/))return this.finish(e,io.UnknownKeyword);if(this.acceptIdent("as")){var t=this._parseIdent([Ar.Forward]);if(!e.setIdentifier(t))return this.finish(e,io.IdentifierExpected);if(this.hasWhitespace()||!this.acceptDelim("*"))return this.finish(e,io.WildcardExpected)}if((this.peekIdent("hide")||this.peekIdent("show"))&&!e.addChild(this._parseForwardVisibility()))return this.finish(e,io.IdentifierOrVariableExpected)}return this.accept(Pn.SemiColon)||this.accept(Pn.EOF)?this.finish(e):this.finish(e,io.SemiColonExpected)},t.prototype._parseForwardVisibility=function(){var e=this.create(gi);for(e.setIdentifier(this._parseIdent());e.addChild(this._parseVariable()||this._parseIdent());)this.accept(Pn.Comma);return e.getChildren().length>1?e:null},t.prototype._parseSupportsCondition=function(){return this._parseInterpolation()||e.prototype._parseSupportsCondition.call(this)},t}(Vo),sc=function(){var e=function(t,n){return e=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var n in t)Object.prototype.hasOwnProperty.call(t,n)&&(e[n]=t[n])},e(t,n)};return function(t,n){if("function"!=typeof n&&null!==n)throw new TypeError("Class extends value "+String(n)+" is not a constructor or null");function r(){this.constructor=t}e(t,n),t.prototype=null===n?Object.create(n):(r.prototype=n.prototype,new r)}}(),ac=to(),lc=function(e){function t(n,r){var i=e.call(this,"$",n,r)||this;return cc(t.scssModuleLoaders),cc(t.scssModuleBuiltIns),i}return sc(t,e),t.prototype.isImportPathParent=function(t){return t===zr.Forward||t===zr.Use||e.prototype.isImportPathParent.call(this,t)},t.prototype.getCompletionForImportPath=function(n,r){var i=n.getParent().type;if(i===zr.Forward||i===zr.Use)for(var o=0,s=t.scssModuleBuiltIns;o0){var t="string"==typeof e.documentation?{kind:"markdown",value:e.documentation}:{kind:"markdown",value:e.documentation.value};t.value+="\n\n",t.value+=e.references.map((function(e){return"["+e.name+"]("+e.url+")"})).join(" | "),e.documentation=t}}))}var dc=function(){var e=function(t,n){return e=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var n in t)Object.prototype.hasOwnProperty.call(t,n)&&(e[n]=t[n])},e(t,n)};return function(t,n){if("function"!=typeof n&&null!==n)throw new TypeError("Class extends value "+String(n)+" is not a constructor or null");function r(){this.constructor=t}e(t,n),t.prototype=null===n?Object.create(n):(r.prototype=n.prototype,new r)}}(),hc="/".charCodeAt(0),pc="\n".charCodeAt(0),uc="\r".charCodeAt(0),mc="\f".charCodeAt(0),fc="`".charCodeAt(0),gc=".".charCodeAt(0),bc=Pn.CustomToken,vc=bc++,yc=function(e){function t(){return null!==e&&e.apply(this,arguments)||this}return dc(t,e),t.prototype.scanNext=function(t){var n=this.escapedJavaScript();return null!==n?this.finishToken(t,n):this.stream.advanceIfChars([gc,gc,gc])?this.finishToken(t,vc):e.prototype.scanNext.call(this,t)},t.prototype.comment=function(){return!!e.prototype.comment.call(this)||!(this.inURL||!this.stream.advanceIfChars([hc,hc]))&&(this.stream.advanceWhileChar((function(e){switch(e){case pc:case uc:case mc:return!1;default:return!0}})),!0)},t.prototype.escapedJavaScript=function(){return this.stream.peekChar()===fc?(this.stream.advance(1),this.stream.advanceWhileChar((function(e){return e!==fc})),this.stream.advanceIfChar(fc)?Pn.EscapedJavaScript:Pn.BadEscapedJavaScript):null},t}(Fr),wc=function(){var e=function(t,n){return e=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var n in t)Object.prototype.hasOwnProperty.call(t,n)&&(e[n]=t[n])},e(t,n)};return function(t,n){if("function"!=typeof n&&null!==n)throw new TypeError("Class extends value "+String(n)+" is not a constructor or null");function r(){this.constructor=t}e(t,n),t.prototype=null===n?Object.create(n):(r.prototype=n.prototype,new r)}}(),xc=function(e){function t(){return e.call(this,new yc)||this}return wc(t,e),t.prototype._parseStylesheetStatement=function(t){return void 0===t&&(t=!1),this.peek(Pn.AtKeyword)?this._parseVariableDeclaration()||this._parsePlugin()||e.prototype._parseStylesheetAtStatement.call(this,t):this._tryParseMixinDeclaration()||this._tryParseMixinReference()||this._parseFunction()||this._parseRuleset(!0)},t.prototype._parseImport=function(){if(!this.peekKeyword("@import")&&!this.peekKeyword("@import-once"))return null;var e=this.create(pi);if(this.consumeToken(),this.accept(Pn.ParenthesisL)){if(!this.accept(Pn.Ident))return this.finish(e,io.IdentifierExpected,[Pn.SemiColon]);do{if(!this.accept(Pn.Comma))break}while(this.accept(Pn.Ident));if(!this.accept(Pn.ParenthesisR))return this.finish(e,io.RightParenthesisExpected,[Pn.SemiColon])}return e.addChild(this._parseURILiteral())||e.addChild(this._parseStringLiteral())?(this.peek(Pn.SemiColon)||this.peek(Pn.EOF)||e.setMedialist(this._parseMediaQueryList()),this.finish(e)):this.finish(e,io.URIOrStringExpected,[Pn.SemiColon])},t.prototype._parsePlugin=function(){if(!this.peekKeyword("@plugin"))return null;var e=this.createNode(zr.Plugin);return this.consumeToken(),e.addChild(this._parseStringLiteral())?this.accept(Pn.SemiColon)?this.finish(e):this.finish(e,io.SemiColonExpected):this.finish(e,io.StringLiteralExpected)},t.prototype._parseMediaQuery=function(){var t=e.prototype._parseMediaQuery.call(this);if(!t){var n=this.create(Si);return n.addChild(this._parseVariable())?this.finish(n):null}return t},t.prototype._parseMediaDeclaration=function(e){return void 0===e&&(e=!1),this._tryParseRuleset(e)||this._tryToParseDeclaration()||this._tryParseMixinDeclaration()||this._tryParseMixinReference()||this._parseDetachedRuleSetMixin()||this._parseStylesheetStatement(e)},t.prototype._parseMediaFeatureName=function(){return this._parseIdent()||this._parseVariable()},t.prototype._parseVariableDeclaration=function(e){void 0===e&&(e=[]);var t=this.create(Li),n=this.mark();if(!t.setVariable(this._parseVariable(!0)))return null;if(!this.accept(Pn.Colon))return this.restoreAtMark(n),null;if(this.prevToken&&(t.colonPosition=this.prevToken.offset),t.setValue(this._parseDetachedRuleSet()))t.needsSemicolon=!1;else if(!t.setValue(this._parseExpr()))return this.finish(t,io.VariableValueExpected,[],e);return t.addChild(this._parsePrio()),this.peek(Pn.SemiColon)&&(t.semicolonPosition=this.token.offset),this.finish(t)},t.prototype._parseDetachedRuleSet=function(){var e=this.mark();if(this.peekDelim("#")||this.peekDelim(".")){if(this.consumeToken(),this.hasWhitespace()||!this.accept(Pn.ParenthesisL))return this.restoreAtMark(e),null;var t=this.create(qi);if(t.getParameters().addChild(this._parseMixinParameter()))for(;(this.accept(Pn.Comma)||this.accept(Pn.SemiColon))&&!this.peek(Pn.ParenthesisR);)t.getParameters().addChild(this._parseMixinParameter())||this.markError(t,io.IdentifierExpected,[],[Pn.ParenthesisR]);if(!this.accept(Pn.ParenthesisR))return this.restoreAtMark(e),null}if(!this.peek(Pn.CurlyL))return null;var n=this.create(jr);return this._parseBody(n,this._parseDetachedRuleSetBody.bind(this)),this.finish(n)},t.prototype._parseDetachedRuleSetBody=function(){return this._tryParseKeyframeSelector()||this._parseRuleSetDeclaration()},t.prototype._addLookupChildren=function(e){if(!e.addChild(this._parseLookupValue()))return!1;for(var t=!1;this.peek(Pn.BracketL)&&(t=!0),e.addChild(this._parseLookupValue());)t=!1;return!t},t.prototype._parseLookupValue=function(){var e=this.create(Lr),t=this.mark();return this.accept(Pn.BracketL)&&((e.addChild(this._parseVariable(!1,!0))||e.addChild(this._parsePropertyIdentifier()))&&this.accept(Pn.BracketR)||this.accept(Pn.BracketR))?e:(this.restoreAtMark(t),null)},t.prototype._parseVariable=function(e,t){void 0===e&&(e=!1),void 0===t&&(t=!1);var n=!e&&this.peekDelim("$");if(!this.peekDelim("@")&&!n&&!this.peek(Pn.AtKeyword))return null;for(var r=this.create(Vi),i=this.mark();this.acceptDelim("@")||!e&&this.acceptDelim("$");)if(this.hasWhitespace())return this.restoreAtMark(i),null;return(this.accept(Pn.AtKeyword)||this.accept(Pn.Ident))&&(t||!this.peek(Pn.BracketL)||this._addLookupChildren(r))?r:(this.restoreAtMark(i),null)},t.prototype._parseTermExpression=function(){return this._parseVariable()||this._parseEscaped()||e.prototype._parseTermExpression.call(this)||this._tryParseMixinReference(!1)},t.prototype._parseEscaped=function(){if(this.peek(Pn.EscapedJavaScript)||this.peek(Pn.BadEscapedJavaScript)){var e=this.createNode(zr.EscapedValue);return this.consumeToken(),this.finish(e)}if(this.peekDelim("~")){e=this.createNode(zr.EscapedValue);return this.consumeToken(),this.accept(Pn.String)||this.accept(Pn.EscapedJavaScript)?this.finish(e):this.finish(e,io.TermExpected)}return null},t.prototype._parseOperator=function(){var t=this._parseGuardOperator();return t||e.prototype._parseOperator.call(this)},t.prototype._parseGuardOperator=function(){if(this.peekDelim(">")){var e=this.createNode(zr.Operator);return this.consumeToken(),this.acceptDelim("="),e}if(this.peekDelim("=")){e=this.createNode(zr.Operator);return this.consumeToken(),this.acceptDelim("<"),e}if(this.peekDelim("<")){e=this.createNode(zr.Operator);return this.consumeToken(),this.acceptDelim("="),e}return null},t.prototype._parseRuleSetDeclaration=function(){return this.peek(Pn.AtKeyword)?this._parseKeyframe()||this._parseMedia(!0)||this._parseImport()||this._parseSupports(!0)||this._parseDetachedRuleSetMixin()||this._parseVariableDeclaration()||e.prototype._parseRuleSetDeclarationAtStatement.call(this):this._tryParseMixinDeclaration()||this._tryParseRuleset(!0)||this._tryParseMixinReference()||this._parseFunction()||this._parseExtend()||e.prototype._parseRuleSetDeclaration.call(this)},t.prototype._parseKeyframeIdent=function(){return this._parseIdent([Ar.Keyframe])||this._parseVariable()},t.prototype._parseKeyframeSelector=function(){return this._parseDetachedRuleSetMixin()||e.prototype._parseKeyframeSelector.call(this)},t.prototype._parseSimpleSelectorBody=function(){return this._parseSelectorCombinator()||e.prototype._parseSimpleSelectorBody.call(this)},t.prototype._parseSelector=function(e){var t=this.create(qr),n=!1;for(e&&(n=t.addChild(this._parseCombinator()));t.addChild(this._parseSimpleSelector());){n=!0;var r=this.mark();if(t.addChild(this._parseGuard())&&this.peek(Pn.CurlyL))break;this.restoreAtMark(r),t.addChild(this._parseCombinator())}return n?this.finish(t):null},t.prototype._parseSelectorCombinator=function(){if(this.peekDelim("&")){var e=this.createNode(zr.SelectorCombinator);for(this.consumeToken();!this.hasWhitespace()&&(this.acceptDelim("-")||this.accept(Pn.Num)||this.accept(Pn.Dimension)||e.addChild(this._parseIdent())||this.acceptDelim("&")););return this.finish(e)}return null},t.prototype._parseSelectorIdent=function(){if(!this.peekInterpolatedIdent())return null;var e=this.createNode(zr.SelectorInterpolation);return this._acceptInterpolatedIdent(e)?this.finish(e):null},t.prototype._parsePropertyIdentifier=function(e){void 0===e&&(e=!1);var t=/^[\w-]+/;if(!this.peekInterpolatedIdent()&&!this.peekRegExp(this.token.type,t))return null;var n=this.mark(),r=this.create(Vr);r.isCustomProperty=this.acceptDelim("-")&&this.acceptDelim("-");return(e?r.isCustomProperty?r.addChild(this._parseIdent()):r.addChild(this._parseRegexp(t)):r.isCustomProperty?this._acceptInterpolatedIdent(r):this._acceptInterpolatedIdent(r,t))?(e||this.hasWhitespace()||(this.acceptDelim("+"),this.hasWhitespace()||this.acceptIdent("_")),this.finish(r)):(this.restoreAtMark(n),null)},t.prototype.peekInterpolatedIdent=function(){return this.peek(Pn.Ident)||this.peekDelim("@")||this.peekDelim("$")||this.peekDelim("-")},t.prototype._acceptInterpolatedIdent=function(e,t){for(var n=this,r=!1,i=function(){var e=n.mark();return n.acceptDelim("-")&&(n.hasWhitespace()||n.acceptDelim("-"),n.hasWhitespace())?(n.restoreAtMark(e),null):n._parseInterpolation()},o=t?function(){return n.acceptRegexp(t)}:function(){return n.accept(Pn.Ident)};(o()||e.addChild(this._parseInterpolation()||this.try(i)))&&(r=!0,!this.hasWhitespace()););return r},t.prototype._parseInterpolation=function(){var e=this.mark();if(this.peekDelim("@")||this.peekDelim("$")){var t=this.createNode(zr.Interpolation);return this.consumeToken(),this.hasWhitespace()||!this.accept(Pn.CurlyL)?(this.restoreAtMark(e),null):t.addChild(this._parseIdent())?this.accept(Pn.CurlyR)?this.finish(t):this.finish(t,io.RightCurlyExpected):this.finish(t,io.IdentifierExpected)}return null},t.prototype._tryParseMixinDeclaration=function(){var e=this.mark(),t=this.create(qi);if(!t.setIdentifier(this._parseMixinDeclarationIdentifier())||!this.accept(Pn.ParenthesisL))return this.restoreAtMark(e),null;if(t.getParameters().addChild(this._parseMixinParameter()))for(;(this.accept(Pn.Comma)||this.accept(Pn.SemiColon))&&!this.peek(Pn.ParenthesisR);)t.getParameters().addChild(this._parseMixinParameter())||this.markError(t,io.IdentifierExpected,[],[Pn.ParenthesisR]);return this.accept(Pn.ParenthesisR)?(t.setGuard(this._parseGuard()),this.peek(Pn.CurlyL)?this._parseBody(t,this._parseMixInBodyDeclaration.bind(this)):(this.restoreAtMark(e),null)):(this.restoreAtMark(e),null)},t.prototype._parseMixInBodyDeclaration=function(){return this._parseFontFace()||this._parseRuleSetDeclaration()},t.prototype._parseMixinDeclarationIdentifier=function(){var e;if(this.peekDelim("#")||this.peekDelim(".")){if(e=this.create(Vr),this.consumeToken(),this.hasWhitespace()||!e.addChild(this._parseIdent()))return null}else{if(!this.peek(Pn.Hash))return null;e=this.create(Vr),this.consumeToken()}return e.referenceTypes=[Ar.Mixin],this.finish(e)},t.prototype._parsePseudo=function(){if(!this.peek(Pn.Colon))return null;var t=this.mark(),n=this.create(Ui);return this.consumeToken(),this.acceptIdent("extend")?this._completeExtends(n):(this.restoreAtMark(t),e.prototype._parsePseudo.call(this))},t.prototype._parseExtend=function(){if(!this.peekDelim("&"))return null;var e=this.mark(),t=this.create(Ui);return this.consumeToken(),!this.hasWhitespace()&&this.accept(Pn.Colon)&&this.acceptIdent("extend")?this._completeExtends(t):(this.restoreAtMark(e),null)},t.prototype._completeExtends=function(e){if(!this.accept(Pn.ParenthesisL))return this.finish(e,io.LeftParenthesisExpected);var t=e.getSelectors();if(!t.addChild(this._parseSelector(!0)))return this.finish(e,io.SelectorExpected);for(;this.accept(Pn.Comma);)if(!t.addChild(this._parseSelector(!0)))return this.finish(e,io.SelectorExpected);return this.accept(Pn.ParenthesisR)?this.finish(e):this.finish(e,io.RightParenthesisExpected)},t.prototype._parseDetachedRuleSetMixin=function(){if(!this.peek(Pn.AtKeyword))return null;var e=this.mark(),t=this.create(Bi);return!t.addChild(this._parseVariable(!0))||!this.hasWhitespace()&&this.accept(Pn.ParenthesisL)?this.accept(Pn.ParenthesisR)?this.finish(t):this.finish(t,io.RightParenthesisExpected):(this.restoreAtMark(e),null)},t.prototype._tryParseMixinReference=function(e){void 0===e&&(e=!0);for(var t=this.mark(),n=this.create(Bi),r=this._parseMixinDeclarationIdentifier();r;){this.acceptDelim(">");var i=this._parseMixinDeclarationIdentifier();if(!i)break;n.getNamespaces().addChild(r),r=i}if(!n.setIdentifier(r))return this.restoreAtMark(t),null;var o=!1;if(this.accept(Pn.ParenthesisL)){if(o=!0,n.getArguments().addChild(this._parseMixinArgument()))for(;(this.accept(Pn.Comma)||this.accept(Pn.SemiColon))&&!this.peek(Pn.ParenthesisR);)if(!n.getArguments().addChild(this._parseMixinArgument()))return this.finish(n,io.ExpressionExpected);if(!this.accept(Pn.ParenthesisR))return this.finish(n,io.RightParenthesisExpected);r.referenceTypes=[Ar.Mixin]}else r.referenceTypes=[Ar.Mixin,Ar.Rule];return this.peek(Pn.BracketL)?e||this._addLookupChildren(n):n.addChild(this._parsePrio()),o||this.peek(Pn.SemiColon)||this.peek(Pn.CurlyR)||this.peek(Pn.EOF)?this.finish(n):(this.restoreAtMark(t),null)},t.prototype._parseMixinArgument=function(){var e=this.create(ei),t=this.mark(),n=this._parseVariable();return n&&(this.accept(Pn.Colon)?e.setIdentifier(n):this.restoreAtMark(t)),e.setValue(this._parseDetachedRuleSet()||this._parseExpr(!0))?this.finish(e):(this.restoreAtMark(t),null)},t.prototype._parseMixinParameter=function(){var e=this.create(Qr);if(this.peekKeyword("@rest")){var t=this.create(Lr);return this.consumeToken(),this.accept(vc)?(e.setIdentifier(this.finish(t)),this.finish(e)):this.finish(e,io.DotExpected,[],[Pn.Comma,Pn.ParenthesisR])}if(this.peek(vc)){var n=this.create(Lr);return this.consumeToken(),e.setIdentifier(this.finish(n)),this.finish(e)}var r=!1;return e.setIdentifier(this._parseVariable())&&(this.accept(Pn.Colon),r=!0),e.setDefaultValue(this._parseDetachedRuleSet()||this._parseExpr(!0))||r?this.finish(e):null},t.prototype._parseGuard=function(){if(!this.peekIdent("when"))return null;var e=this.create(Gi);if(this.consumeToken(),e.isNegated=this.acceptIdent("not"),!e.getConditions().addChild(this._parseGuardCondition()))return this.finish(e,io.ConditionExpected);for(;this.acceptIdent("and")||this.accept(Pn.Comma);)if(!e.getConditions().addChild(this._parseGuardCondition()))return this.finish(e,io.ConditionExpected);return this.finish(e)},t.prototype._parseGuardCondition=function(){if(!this.peek(Pn.ParenthesisL))return null;var e=this.create(Ji);return this.consumeToken(),e.addChild(this._parseExpr()),this.accept(Pn.ParenthesisR)?this.finish(e):this.finish(e,io.RightParenthesisExpected)},t.prototype._parseFunction=function(){var e=this.mark(),t=this.create(Zr);if(!t.setIdentifier(this._parseFunctionIdentifier()))return null;if(this.hasWhitespace()||!this.accept(Pn.ParenthesisL))return this.restoreAtMark(e),null;if(t.getArguments().addChild(this._parseMixinArgument()))for(;(this.accept(Pn.Comma)||this.accept(Pn.SemiColon))&&!this.peek(Pn.ParenthesisR);)if(!t.getArguments().addChild(this._parseMixinArgument()))return this.finish(t,io.ExpressionExpected);return this.accept(Pn.ParenthesisR)?this.finish(t):this.finish(t,io.RightParenthesisExpected)},t.prototype._parseFunctionIdentifier=function(){if(this.peekDelim("%")){var t=this.create(Vr);return t.referenceTypes=[Ar.Function],this.consumeToken(),this.finish(t)}return e.prototype._parseFunctionIdentifier.call(this)},t.prototype._parseURLArgument=function(){var t=this.mark(),n=e.prototype._parseURLArgument.call(this);if(!n||!this.peek(Pn.ParenthesisR)){this.restoreAtMark(t);var r=this.create(Lr);return r.addChild(this._parseBinaryExpr()),this.finish(r)}return n},t}(Vo),Sc=function(){var e=function(t,n){return e=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(e,t){e.__proto__=t}||function(e,t){for(var n in t)Object.prototype.hasOwnProperty.call(t,n)&&(e[n]=t[n])},e(t,n)};return function(t,n){if("function"!=typeof n&&null!==n)throw new TypeError("Class extends value "+String(n)+" is not a constructor or null");function r(){this.constructor=t}e(t,n),t.prototype=null===n?Object.create(n):(r.prototype=n.prototype,new r)}}(),Cc=to(),kc=function(e){function t(t,n){return e.call(this,"@",t,n)||this}return Sc(t,e),t.prototype.createFunctionProposals=function(e,t,n,r){for(var i=0,o=e;i 50%"),example:"percentage(@number);",type:"percentage"},{name:"round",description:Cc("less.builtin.round","rounds a number to a number of places"),example:"round(number, [places: 0]);"},{name:"sqrt",description:Cc("less.builtin.sqrt","calculates square root of a number"),example:"sqrt(number);"},{name:"sin",description:Cc("less.builtin.sin","sine function"),example:"sin(number);"},{name:"tan",description:Cc("less.builtin.tan","tangent function"),example:"tan(number);"},{name:"atan",description:Cc("less.builtin.atan","arctangent - inverse of tangent function"),example:"atan(number);"},{name:"pi",description:Cc("less.builtin.pi","returns pi"),example:"pi();"},{name:"pow",description:Cc("less.builtin.pow","first argument raised to the power of the second argument"),example:"pow(@base, @exponent);"},{name:"mod",description:Cc("less.builtin.mod","first argument modulus second argument"),example:"mod(number, number);"},{name:"min",description:Cc("less.builtin.min","returns the lowest of one or more values"),example:"min(@x, @y);"},{name:"max",description:Cc("less.builtin.max","returns the lowest of one or more values"),example:"max(@x, @y);"}],t.colorProposals=[{name:"argb",example:"argb(@color);",description:Cc("less.builtin.argb","creates a #AARRGGBB")},{name:"hsl",example:"hsl(@hue, @saturation, @lightness);",description:Cc("less.builtin.hsl","creates a color")},{name:"hsla",example:"hsla(@hue, @saturation, @lightness, @alpha);",description:Cc("less.builtin.hsla","creates a color")},{name:"hsv",example:"hsv(@hue, @saturation, @value);",description:Cc("less.builtin.hsv","creates a color")},{name:"hsva",example:"hsva(@hue, @saturation, @value, @alpha);",description:Cc("less.builtin.hsva","creates a color")},{name:"hue",example:"hue(@color);",description:Cc("less.builtin.hue","returns the `hue` channel of `@color` in the HSL space")},{name:"saturation",example:"saturation(@color);",description:Cc("less.builtin.saturation","returns the `saturation` channel of `@color` in the HSL space")},{name:"lightness",example:"lightness(@color);",description:Cc("less.builtin.lightness","returns the `lightness` channel of `@color` in the HSL space")},{name:"hsvhue",example:"hsvhue(@color);",description:Cc("less.builtin.hsvhue","returns the `hue` channel of `@color` in the HSV 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