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l=a+1;i(e,t,r,l-1),i(e,t,l+1,s)}}r.quickSort=function(e,t){i(e,t,0,e.length-1)}},{}],68:[function(e,t,r){function n(e){var t=e;return"string"==typeof e&&(t=JSON.parse(e.replace(/^\)\]\}'/,""))),null!=t.sections?new a(t):new i(t)}function i(e){var t=e;"string"==typeof e&&(t=JSON.parse(e.replace(/^\)\]\}'/,"")));var r=o.getArg(t,"version"),n=o.getArg(t,"sources"),i=o.getArg(t,"names",[]),s=o.getArg(t,"sourceRoot",null),a=o.getArg(t,"sourcesContent",null),u=o.getArg(t,"mappings"),c=o.getArg(t,"file",null);if(r!=this._version)throw new Error("Unsupported version: "+r);n=n.map(String).map(o.normalize).map(function(e){return s&&o.isAbsolute(s)&&o.isAbsolute(e)?o.relative(s,e):e}),this._names=l.fromArray(i.map(String),!0),this._sources=l.fromArray(n,!0),this.sourceRoot=s,this.sourcesContent=a,this._mappings=u,this.file=c}function s(){this.generatedLine=0,this.generatedColumn=0,this.source=null,this.originalLine=null,this.originalColumn=null,this.name=null}function a(e){var t=e;"string"==typeof e&&(t=JSON.parse(e.replace(/^\)\]\}'/,"")));var r=o.getArg(t,"version"),i=o.getArg(t,"sections");if(r!=this._version)throw new Error("Unsupported version: "+r);this._sources=new l,this._names=new l;var s={line:-1,column:0};this._sections=i.map(function(e){if(e.url)throw new Error("Support for url field in sections not implemented.");var t=o.getArg(e,"offset"),r=o.getArg(t,"line"),i=o.getArg(t,"column");if(r<s.line||r===s.line&&i<s.column)throw new Error("Section offsets must be ordered and non-overlapping.");return s=t,{generatedOffset:{generatedLine:r+1,generatedColumn:i+1},consumer:new n(o.getArg(e,"map"))}})}var o=e("./util"),u=e("./binary-search"),l=e("./array-set").ArraySet,c=e("./base64-vlq"),p=e("./quick-sort").quickSort;n.fromSourceMap=function(e){return i.fromSourceMap(e)},n.prototype._version=3,n.prototype.__generatedMappings=null,Object.defineProperty(n.prototype,"_generatedMappings",{get:function(){return this.__generatedMappings||this._parseMappings(this._mappings,this.sourceRoot),this.__generatedMappings}}),n.prototype.__originalMappings=null,Object.defineProperty(n.prototype,"_originalMappings",{get:function(){return this.__originalMappings||this._parseMappings(this._mappings,this.sourceRoot),this.__originalMappings}}),n.prototype._charIsMappingSeparator=function(e,t){var r=e.charAt(t);return";"===r||","===r},n.prototype._parseMappings=function(e,t){throw new Error("Subclasses must implement _parseMappings")},n.GENERATED_ORDER=1,n.ORIGINAL_ORDER=2,n.GREATEST_LOWER_BOUND=1,n.LEAST_UPPER_BOUND=2,n.prototype.eachMapping=function(e,t,r){var i,s=t||null;switch(r||n.GENERATED_ORDER){case n.GENERATED_ORDER:i=this._generatedMappings;break;case n.ORIGINAL_ORDER:i=this._originalMappings;break;default:throw new Error("Unknown order of iteration.")}var a=this.sourceRoot;i.map(function(e){var t=null===e.source?null:this._sources.at(e.source);return null!=t&&null!=a&&(t=o.join(a,t)),{source:t,generatedLine:e.generatedLine,generatedColumn:e.generatedColumn,originalLine:e.originalLine,originalColumn:e.originalColumn,name:null===e.name?null:this._names.at(e.name)}},this).forEach(e,s)},n.prototype.allGeneratedPositionsFor=function(e){var t=o.getArg(e,"line"),r={source:o.getArg(e,"source"),originalLine:t,originalColumn:o.getArg(e,"column",0)};if(null!=this.sourceRoot&&(r.source=o.relative(this.sourceRoot,r.source)),!this._sources.has(r.source))return[];r.source=this._sources.indexOf(r.source);var n=[],i=this._findMapping(r,this._originalMappings,"originalLine","originalColumn",o.compareByOriginalPositions,u.LEAST_UPPER_BOUND);if(i>=0){var s=this._originalMappings[i];if(void 0===e.column)for(var a=s.originalLine;s&&s.originalLine===a;)n.push({line:o.getArg(s,"generatedLine",null),column:o.getArg(s,"generatedColumn",null),lastColumn:o.getArg(s,"lastGeneratedColumn",null)}),s=this._originalMappings[++i];else for(var l=s.originalColumn;s&&s.originalLine===t&&s.originalColumn==l;)n.push({line:o.getArg(s,"generatedLine",null),column:o.getArg(s,"generatedColumn",null),lastColumn:o.getArg(s,"lastGeneratedColumn",null)}),s=this._originalMappings[++i]}return n},r.SourceMapConsumer=n,(i.prototype=Object.create(n.prototype)).consumer=n,i.fromSourceMap=function(e){var t=Object.create(i.prototype),r=t._names=l.fromArray(e._names.toArray(),!0),n=t._sources=l.fromArray(e._sources.toArray(),!0);t.sourceRoot=e._sourceRoot,t.sourcesContent=e._generateSourcesContent(t._sources.toArray(),t.sourceRoot),t.file=e._file;for(var a=e._mappings.toArray().slice(),u=t.__generatedMappings=[],c=t.__originalMappings=[],h=0,f=a.length;h<f;h++){var d=a[h],m=new s;m.generatedLine=d.generatedLine,m.generatedColumn=d.generatedColumn,d.source&&(m.source=n.indexOf(d.source),m.originalLine=d.originalLine,m.originalColumn=d.originalColumn,d.name&&(m.name=r.indexOf(d.name)),c.push(m)),u.push(m)}return p(t.__originalMappings,o.compareByOriginalPositions),t},i.prototype._version=3,Object.defineProperty(i.prototype,"sources",{get:function(){return this._sources.toArray().map(function(e){return null!=this.sourceRoot?o.join(this.sourceRoot,e):e},this)}}),i.prototype._parseMappings=function(e,t){for(var r,n,i,a,u,l=1,h=0,f=0,d=0,m=0,y=0,g=e.length,b=0,v={},x={},E=[],A=[];b<g;)if(";"===e.charAt(b))l++,b++,h=0;else if(","===e.charAt(b))b++;else{for((r=new s).generatedLine=l,a=b;a<g&&!this._charIsMappingSeparator(e,a);a++);if(n=e.slice(b,a),i=v[n])b+=n.length;else{for(i=[];b<a;)c.decode(e,b,x),u=x.value,b=x.rest,i.push(u);if(2===i.length)throw new Error("Found a source, but no line and column");if(3===i.length)throw new Error("Found a source and line, but no column");v[n]=i}r.generatedColumn=h+i[0],h=r.generatedColumn,i.length>1&&(r.source=m+i[1],m+=i[1],r.originalLine=f+i[2],f=r.originalLine,r.originalLine+=1,r.originalColumn=d+i[3],d=r.originalColumn,i.length>4&&(r.name=y+i[4],y+=i[4])),A.push(r),"number"==typeof r.originalLine&&E.push(r)}p(A,o.compareByGeneratedPositionsDeflated),this.__generatedMappings=A,p(E,o.compareByOriginalPositions),this.__originalMappings=E},i.prototype._findMapping=function(e,t,r,n,i,s){if(e[r]<=0)throw new TypeError("Line must be greater than or equal to 1, got "+e[r]);if(e[n]<0)throw new TypeError("Column must be greater than or equal to 0, got "+e[n]);return u.search(e,t,i,s)},i.prototype.computeColumnSpans=function(){for(var e=0;e<this._generatedMappings.length;++e){var t=this._generatedMappings[e];if(e+1<this._generatedMappings.length){var r=this._generatedMappings[e+1];if(t.generatedLine===r.generatedLine){t.lastGeneratedColumn=r.generatedColumn-1;continue}}t.lastGeneratedColumn=1/0}},i.prototype.originalPositionFor=function(e){var t={generatedLine:o.getArg(e,"line"),generatedColumn:o.getArg(e,"column")},r=this._findMapping(t,this._generatedMappings,"generatedLine","generatedColumn",o.compareByGeneratedPositionsDeflated,o.getArg(e,"bias",n.GREATEST_LOWER_BOUND));if(r>=0){var i=this._generatedMappings[r];if(i.generatedLine===t.generatedLine){var s=o.getArg(i,"source",null);null!==s&&(s=this._sources.at(s),null!=this.sourceRoot&&(s=o.join(this.sourceRoot,s)));var a=o.getArg(i,"name",null);return null!==a&&(a=this._names.at(a)),{source:s,line:o.getArg(i,"originalLine",null),column:o.getArg(i,"originalColumn",null),name:a}}}return{source:null,line:null,column:null,name:null}},i.prototype.hasContentsOfAllSources=function(){return!!this.sourcesContent&&(this.sourcesContent.length>=this._sources.size()&&!this.sourcesContent.some(function(e){return null==e}))},i.prototype.sourceContentFor=function(e,t){if(!this.sourcesContent)return null;if(null!=this.sourceRoot&&(e=o.relative(this.sourceRoot,e)),this._sources.has(e))return this.sourcesContent[this._sources.indexOf(e)];var r;if(null!=this.sourceRoot&&(r=o.urlParse(this.sourceRoot))){var n=e.replace(/^file:\/\//,"");if("file"==r.scheme&&this._sources.has(n))return this.sourcesContent[this._sources.indexOf(n)];if((!r.path||"/"==r.path)&&this._sources.has("/"+e))return this.sourcesContent[this._sources.indexOf("/"+e)]}if(t)return null;throw new Error('"'+e+'" is not in the SourceMap.')},i.prototype.generatedPositionFor=function(e){var t=o.getArg(e,"source");if(null!=this.sourceRoot&&(t=o.relative(this.sourceRoot,t)),!this._sources.has(t))return{line:null,column:null,lastColumn:null};var r={source:t=this._sources.indexOf(t),originalLine:o.getArg(e,"line"),originalColumn:o.getArg(e,"column")},i=this._findMapping(r,this._originalMappings,"originalLine","originalColumn",o.compareByOriginalPositions,o.getArg(e,"bias",n.GREATEST_LOWER_BOUND));if(i>=0){var s=this._originalMappings[i];if(s.source===r.source)return{line:o.getArg(s,"generatedLine",null),column:o.getArg(s,"generatedColumn",null),lastColumn:o.getArg(s,"lastGeneratedColumn",null)}}return{line:null,column:null,lastColumn:null}},r.BasicSourceMapConsumer=i,(a.prototype=Object.create(n.prototype)).constructor=n,a.prototype._version=3,Object.defineProperty(a.prototype,"sources",{get:function(){for(var e=[],t=0;t<this._sections.length;t++)for(var r=0;r<this._sections[t].consumer.sources.length;r++)e.push(this._sections[t].consumer.sources[r]);return e}}),a.prototype.originalPositionFor=function(e){var t={generatedLine:o.getArg(e,"line"),generatedColumn:o.getArg(e,"column")},r=u.search(t,this._sections,function(e,t){var r=e.generatedLine-t.generatedOffset.generatedLine;return r||e.generatedColumn-t.generatedOffset.generatedColumn}),n=this._sections[r];return n?n.consumer.originalPositionFor({line:t.generatedLine-(n.generatedOffset.generatedLine-1),column:t.generatedColumn-(n.generatedOffset.generatedLine===t.generatedLine?n.generatedOffset.generatedColumn-1:0),bias:e.bias}):{source:null,line:null,column:null,name:null}},a.prototype.hasContentsOfAllSources=function(){return this._sections.every(function(e){return e.consumer.hasContentsOfAllSources()})},a.prototype.sourceContentFor=function(e,t){for(var r=0;r<this._sections.length;r++){var n=this._sections[r].consumer.sourceContentFor(e,!0);if(n)return n}if(t)return null;throw new Error('"'+e+'" is not in the SourceMap.')},a.prototype.generatedPositionFor=function(e){for(var t=0;t<this._sections.length;t++){var r=this._sections[t];if(-1!==r.consumer.sources.indexOf(o.getArg(e,"source"))){var n=r.consumer.generatedPositionFor(e);if(n){return{line:n.line+(r.generatedOffset.generatedLine-1),column:n.column+(r.generatedOffset.generatedLine===n.line?r.generatedOffset.generatedColumn-1:0)}}}}return{line:null,column:null}},a.prototype._parseMappings=function(e,t){this.__generatedMappings=[],this.__originalMappings=[];for(var r=0;r<this._sections.length;r++)for(var n=this._sections[r],i=n.consumer._generatedMappings,s=0;s<i.length;s++){var a=i[s],u=n.consumer._sources.at(a.source);null!==n.consumer.sourceRoot&&(u=o.join(n.consumer.sourceRoot,u)),this._sources.add(u),u=this._sources.indexOf(u);var l=n.consumer._names.at(a.name);this._names.add(l),l=this._names.indexOf(l);var c={source:u,generatedLine:a.generatedLine+(n.generatedOffset.generatedLine-1),generatedColumn:a.generatedColumn+(n.generatedOffset.generatedLine===a.generatedLine?n.generatedOffset.generatedColumn-1:0),originalLine:a.originalLine,originalColumn:a.originalColumn,name:l};this.__generatedMappings.push(c),"number"==typeof c.originalLine&&this.__originalMappings.push(c)}p(this.__generatedMappings,o.compareByGeneratedPositionsDeflated),p(this.__originalMappings,o.compareByOriginalPositions)},r.IndexedSourceMapConsumer=a},{"./array-set":62,"./base64-vlq":63,"./binary-search":65,"./quick-sort":67,"./util":71}],69:[function(e,t,r){function n(e){e||(e={}),this._file=s.getArg(e,"file",null),this._sourceRoot=s.getArg(e,"sourceRoot",null),this._skipValidation=s.getArg(e,"skipValidation",!1),this._sources=new a,this._names=new a,this._mappings=new o,this._sourcesContents=null}var i=e("./base64-vlq"),s=e("./util"),a=e("./array-set").ArraySet,o=e("./mapping-list").MappingList;n.prototype._version=3,n.fromSourceMap=function(e){var t=e.sourceRoot,r=new n({file:e.file,sourceRoot:t});return e.eachMapping(function(e){var n={generated:{line:e.generatedLine,column:e.generatedColumn}};null!=e.source&&(n.source=e.source,null!=t&&(n.source=s.relative(t,n.source)),n.original={line:e.originalLine,column:e.originalColumn},null!=e.name&&(n.name=e.name)),r.addMapping(n)}),e.sources.forEach(function(t){var n=e.sourceContentFor(t);null!=n&&r.setSourceContent(t,n)}),r},n.prototype.addMapping=function(e){var t=s.getArg(e,"generated"),r=s.getArg(e,"original",null),n=s.getArg(e,"source",null),i=s.getArg(e,"name",null);this._skipValidation||this._validateMapping(t,r,n,i),null!=n&&(n=String(n),this._sources.has(n)||this._sources.add(n)),null!=i&&(i=String(i),this._names.has(i)||this._names.add(i)),this._mappings.add({generatedLine:t.line,generatedColumn:t.column,originalLine:null!=r&&r.line,originalColumn:null!=r&&r.column,source:n,name:i})},n.prototype.setSourceContent=function(e,t){var r=e;null!=this._sourceRoot&&(r=s.relative(this._sourceRoot,r)),null!=t?(this._sourcesContents||(this._sourcesContents=Object.create(null)),this._sourcesContents[s.toSetString(r)]=t):this._sourcesContents&&(delete this._sourcesContents[s.toSetString(r)],0===Object.keys(this._sourcesContents).length&&(this._sourcesContents=null))},n.prototype.applySourceMap=function(e,t,r){var n=t;if(null==t){if(null==e.file)throw new Error('SourceMapGenerator.prototype.applySourceMap requires either an explicit source file, or the source map\'s "file" property. Both were omitted.');n=e.file}var i=this._sourceRoot;null!=i&&(n=s.relative(i,n));var o=new a,u=new a;this._mappings.unsortedForEach(function(t){if(t.source===n&&null!=t.originalLine){var a=e.originalPositionFor({line:t.originalLine,column:t.originalColumn});null!=a.source&&(t.source=a.source,null!=r&&(t.source=s.join(r,t.source)),null!=i&&(t.source=s.relative(i,t.source)),t.originalLine=a.line,t.originalColumn=a.column,null!=a.name&&(t.name=a.name))}var l=t.source;null==l||o.has(l)||o.add(l);var c=t.name;null==c||u.has(c)||u.add(c)},this),this._sources=o,this._names=u,e.sources.forEach(function(t){var n=e.sourceContentFor(t);null!=n&&(null!=r&&(t=s.join(r,t)),null!=i&&(t=s.relative(i,t)),this.setSourceContent(t,n))},this)},n.prototype._validateMapping=function(e,t,r,n){if(t&&"number"!=typeof t.line&&"number"!=typeof t.column)throw new Error("original.line and original.column are not numbers -- you probably meant to omit the original mapping entirely and only map the generated position. If so, pass null for the original mapping instead of an object with empty or null values.");if((!(e&&"line"in e&&"column"in e&&e.line>0&&e.column>=0)||t||r||n)&&!(e&&"line"in e&&"column"in e&&t&&"line"in t&&"column"in t&&e.line>0&&e.column>=0&&t.line>0&&t.column>=0&&r))throw new Error("Invalid mapping: "+JSON.stringify({generated:e,source:r,original:t,name:n}))},n.prototype._serializeMappings=function(){for(var e,t,r,n,a=0,o=1,u=0,l=0,c=0,p=0,h="",f=this._mappings.toArray(),d=0,m=f.length;d<m;d++){if(t=f[d],e="",t.generatedLine!==o)for(a=0;t.generatedLine!==o;)e+=";",o++;else if(d>0){if(!s.compareByGeneratedPositionsInflated(t,f[d-1]))continue;e+=","}e+=i.encode(t.generatedColumn-a),a=t.generatedColumn,null!=t.source&&(n=this._sources.indexOf(t.source),e+=i.encode(n-p),p=n,e+=i.encode(t.originalLine-1-l),l=t.originalLine-1,e+=i.encode(t.originalColumn-u),u=t.originalColumn,null!=t.name&&(r=this._names.indexOf(t.name),e+=i.encode(r-c),c=r)),h+=e}return h},n.prototype._generateSourcesContent=function(e,t){return e.map(function(e){if(!this._sourcesContents)return null;null!=t&&(e=s.relative(t,e));var r=s.toSetString(e);return Object.prototype.hasOwnProperty.call(this._sourcesContents,r)?this._sourcesContents[r]:null},this)},n.prototype.toJSON=function(){var e={version:this._version,sources:this._sources.toArray(),names:this._names.toArray(),mappings:this._serializeMappings()};return null!=this._file&&(e.file=this._file),null!=this._sourceRoot&&(e.sourceRoot=this._sourceRoot),this._sourcesContents&&(e.sourcesContent=this._generateSourcesContent(e.sources,e.sourceRoot)),e},n.prototype.toString=function(){return JSON.stringify(this.toJSON())},r.SourceMapGenerator=n},{"./array-set":62,"./base64-vlq":63,"./mapping-list":66,"./util":71}],70:[function(e,t,r){function n(e,t,r,n,i){this.children=[],this.sourceContents={},this.line=null==e?null:e,this.column=null==t?null:t,this.source=null==r?null:r,this.name=null==i?null:i,this[o]=!0,null!=n&&this.add(n)}var i=e("./source-map-generator").SourceMapGenerator,s=e("./util"),a=/(\r?\n)/,o="$$$isSourceNode$$$";n.fromStringWithSourceMap=function(e,t,r){function i(e,t){if(null===e||void 0===e.source)o.add(t);else{var i=r?s.join(r,e.source):e.source;o.add(new n(e.originalLine,e.originalColumn,i,t,e.name))}}var o=new n,u=e.split(a),l=0,c=function(){function e(){return l<u.length?u[l++]:void 0}return e()+(e()||"")},p=1,h=0,f=null;return t.eachMapping(function(e){if(null!==f){if(!(p<e.generatedLine)){var t=(r=u[l]).substr(0,e.generatedColumn-h);return u[l]=r.substr(e.generatedColumn-h),h=e.generatedColumn,i(f,t),void(f=e)}i(f,c()),p++,h=0}for(;p<e.generatedLine;)o.add(c()),p++;if(h<e.generatedColumn){var r=u[l];o.add(r.substr(0,e.generatedColumn)),u[l]=r.substr(e.generatedColumn),h=e.generatedColumn}f=e},this),l<u.length&&(f&&i(f,c()),o.add(u.splice(l).join(""))),t.sources.forEach(function(e){var n=t.sourceContentFor(e);null!=n&&(null!=r&&(e=s.join(r,e)),o.setSourceContent(e,n))}),o},n.prototype.add=function(e){if(Array.isArray(e))e.forEach(function(e){this.add(e)},this);else{if(!e[o]&&"string"!=typeof e)throw new TypeError("Expected a SourceNode, string, or an array of SourceNodes and strings. 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e=this,t=Object.keys(V).filter(function(e){return"flow"!==e&&"estree"!==e});t.push("flow"),t.forEach(function(t){var r=V[t];r&&r(e)})},t.prototype.loadPlugins=function(e){if(e.indexOf("*")>=0)return this.loadAllPlugins(),{"*":!0};var t={};e.indexOf("flow")>=0&&(e=e.filter(function(e){return"flow"!==e})).push("flow"),e.indexOf("estree")>=0&&(e=e.filter(function(e){return"estree"!==e})).unshift("estree");for(var r=e,n=Array.isArray(r),i=0,r=n?r:r[Symbol.iterator]();;){var s;if(n){if(i>=r.length)break;s=r[i++]}else{if((i=r.next()).done)break;s=i.value}var a=s;if(!t[a]){t[a]=!0;var o=V[a];o&&o(this)}}return t},t.prototype.parse=function(){var e=this.startNode(),t=this.startNode();return this.nextToken(),this.parseTopLevel(e,t)},t}(function(){function e(t,r){D(this,e),this.state=new R,this.state.init(t,r)}return e.prototype.next=function(){this.isLookahead||this.state.tokens.push(new function e(t){D(this,e),this.type=t.type,this.value=t.value,this.start=t.start,this.end=t.end,this.loc=new M(t.startLoc,t.endLoc)}(this.state)),this.state.lastTokEnd=this.state.end,this.state.lastTokStart=this.state.start,this.state.lastTokEndLoc=this.state.endLoc,this.state.lastTokStartLoc=this.state.startLoc,this.nextToken()},e.prototype.eat=function(e){return!!this.match(e)&&(this.next(),!0)},e.prototype.match=function(e){return this.state.type===e},e.prototype.isKeyword=function(e){return d(e)},e.prototype.lookahead=function(){var e=this.state;this.state=e.clone(!0),this.isLookahead=!0,this.next(),this.isLookahead=!1;var t=this.state.clone(!0);return this.state=e,t},e.prototype.setStrict=function(e){if(this.state.strict=e,this.match(T.num)||this.match(T.string)){for(this.state.pos=this.state.start;this.state.pos<this.state.lineStart;)this.state.lineStart=this.input.lastIndexOf("\n",this.state.lineStart-2)+1,--this.state.curLine;this.nextToken()}},e.prototype.curContext=function(){return this.state.context[this.state.context.length-1]},e.prototype.nextToken=function(){var e=this.curContext();return e&&e.preserveSpace||this.skipSpace(),this.state.containsOctal=!1,this.state.octalPosition=null,this.state.start=this.state.pos,this.state.startLoc=this.state.curPosition(),this.state.pos>=this.input.length?this.finishToken(T.eof):e.override?e.override(this):this.readToken(this.fullCharCodeAtPos())},e.prototype.readToken=function(e){return s(e)||92===e?this.readWord():this.getTokenFromCode(e)},e.prototype.fullCharCodeAtPos=function(){var e=this.input.charCodeAt(this.state.pos);if(e<=55295||e>=57344)return e;return(e<<10)+this.input.charCodeAt(this.state.pos+1)-56613888},e.prototype.pushComment=function(e,t,r,n,i,s){var a={type:e?"CommentBlock":"CommentLine",value:t,start:r,end:n,loc:new M(i,s)};this.isLookahead||(this.state.tokens.push(a),this.state.comments.push(a),this.addComment(a))},e.prototype.skipBlockComment=function(){var e=this.state.curPosition(),t=this.state.pos,r=this.input.indexOf("*/",this.state.pos+=2);-1===r&&this.raise(this.state.pos-2,"Unterminated comment"),this.state.pos=r+2,O.lastIndex=t;for(var n=void 0;(n=O.exec(this.input))&&n.index<this.state.pos;)++this.state.curLine,this.state.lineStart=n.index+n[0].length;this.pushComment(!0,this.input.slice(t+2,r),t,this.state.pos,e,this.state.curPosition())},e.prototype.skipLineComment=function(e){for(var t=this.state.pos,r=this.state.curPosition(),n=this.input.charCodeAt(this.state.pos+=e);this.state.pos<this.input.length&&10!==n&&13!==n&&8232!==n&&8233!==n;)++this.state.pos,n=this.input.charCodeAt(this.state.pos);this.pushComment(!1,this.input.slice(t+e,this.state.pos),t,this.state.pos,r,this.state.curPosition())},e.prototype.skipSpace=function(){e:for(;this.state.pos<this.input.length;){var e=this.input.charCodeAt(this.state.pos);switch(e){case 32:case 160:++this.state.pos;break;case 13:10===this.input.charCodeAt(this.state.pos+1)&&++this.state.pos;case 10:case 8232:case 8233:++this.state.pos,++this.state.curLine,this.state.lineStart=this.state.pos;break;case 47:switch(this.input.charCodeAt(this.state.pos+1)){case 42:this.skipBlockComment();break;case 47:this.skipLineComment(2);break;default:break e}break;default:if(!(e>8&&e<14||e>=5760&&N.test(String.fromCharCode(e))))break e;++this.state.pos}}},e.prototype.finishToken=function(e,t){this.state.end=this.state.pos,this.state.endLoc=this.state.curPosition();var r=this.state.type;this.state.type=e,this.state.value=t,this.updateContext(r)},e.prototype.readToken_dot=function(){var e=this.input.charCodeAt(this.state.pos+1);if(e>=48&&e<=57)return this.readNumber(!0);var t=this.input.charCodeAt(this.state.pos+2);return 46===e&&46===t?(this.state.pos+=3,this.finishToken(T.ellipsis)):(++this.state.pos,this.finishToken(T.dot))},e.prototype.readToken_slash=function(){if(this.state.exprAllowed)return++this.state.pos,this.readRegexp();return 61===this.input.charCodeAt(this.state.pos+1)?this.finishOp(T.assign,2):this.finishOp(T.slash,1)},e.prototype.readToken_mult_modulo=function(e){var t=42===e?T.star:T.modulo,r=1,n=this.input.charCodeAt(this.state.pos+1);return 42===n&&(r++,n=this.input.charCodeAt(this.state.pos+2),t=T.exponent),61===n&&(r++,t=T.assign),this.finishOp(t,r)},e.prototype.readToken_pipe_amp=function(e){var t=this.input.charCodeAt(this.state.pos+1);return t===e?this.finishOp(124===e?T.logicalOR:T.logicalAND,2):61===t?this.finishOp(T.assign,2):124===e&&125===t&&this.hasPlugin("flow")?this.finishOp(T.braceBarR,2):this.finishOp(124===e?T.bitwiseOR:T.bitwiseAND,1)},e.prototype.readToken_caret=function(){return 61===this.input.charCodeAt(this.state.pos+1)?this.finishOp(T.assign,2):this.finishOp(T.bitwiseXOR,1)},e.prototype.readToken_plus_min=function(e){var t=this.input.charCodeAt(this.state.pos+1);return t===e?45===t&&62===this.input.charCodeAt(this.state.pos+2)&&B.test(this.input.slice(this.state.lastTokEnd,this.state.pos))?(this.skipLineComment(3),this.skipSpace(),this.nextToken()):this.finishOp(T.incDec,2):61===t?this.finishOp(T.assign,2):this.finishOp(T.plusMin,1)},e.prototype.readToken_lt_gt=function(e){var t=this.input.charCodeAt(this.state.pos+1),r=1;return t===e?(r=62===e&&62===this.input.charCodeAt(this.state.pos+2)?3:2,61===this.input.charCodeAt(this.state.pos+r)?this.finishOp(T.assign,r+1):this.finishOp(T.bitShift,r)):33===t&&60===e&&45===this.input.charCodeAt(this.state.pos+2)&&45===this.input.charCodeAt(this.state.pos+3)?(this.inModule&&this.unexpected(),this.skipLineComment(4),this.skipSpace(),this.nextToken()):(61===t&&(r=2),this.finishOp(T.relational,r))},e.prototype.readToken_eq_excl=function(e){var t=this.input.charCodeAt(this.state.pos+1);return 61===t?this.finishOp(T.equality,61===this.input.charCodeAt(this.state.pos+2)?3:2):61===e&&62===t?(this.state.pos+=2,this.finishToken(T.arrow)):this.finishOp(61===e?T.eq:T.prefix,1)},e.prototype.getTokenFromCode=function(e){switch(e){case 46:return this.readToken_dot();case 40:return++this.state.pos,this.finishToken(T.parenL);case 41:return++this.state.pos,this.finishToken(T.parenR);case 59:return++this.state.pos,this.finishToken(T.semi);case 44:return++this.state.pos,this.finishToken(T.comma);case 91:return++this.state.pos,this.finishToken(T.bracketL);case 93:return++this.state.pos,this.finishToken(T.bracketR);case 123:return this.hasPlugin("flow")&&124===this.input.charCodeAt(this.state.pos+1)?this.finishOp(T.braceBarL,2):(++this.state.pos,this.finishToken(T.braceL));case 125:return++this.state.pos,this.finishToken(T.braceR);case 58:return this.hasPlugin("functionBind")&&58===this.input.charCodeAt(this.state.pos+1)?this.finishOp(T.doubleColon,2):(++this.state.pos,this.finishToken(T.colon));case 63:return++this.state.pos,this.finishToken(T.question);case 64:return++this.state.pos,this.finishToken(T.at);case 96:return++this.state.pos,this.finishToken(T.backQuote);case 48:var t=this.input.charCodeAt(this.state.pos+1);if(120===t||88===t)return this.readRadixNumber(16);if(111===t||79===t)return this.readRadixNumber(8);if(98===t||66===t)return this.readRadixNumber(2);case 49:case 50:case 51:case 52:case 53:case 54:case 55:case 56:case 57:return this.readNumber(!1);case 34:case 39:return this.readString(e);case 47:return this.readToken_slash();case 37:case 42:return this.readToken_mult_modulo(e);case 124:case 38:return this.readToken_pipe_amp(e);case 94:return this.readToken_caret();case 43:case 45:return this.readToken_plus_min(e);case 60:case 62:return this.readToken_lt_gt(e);case 61:case 33:return this.readToken_eq_excl(e);case 126:return this.finishOp(T.prefix,1)}this.raise(this.state.pos,"Unexpected character '"+u(e)+"'")},e.prototype.finishOp=function(e,t){var r=this.input.slice(this.state.pos,this.state.pos+t);return this.state.pos+=t,this.finishToken(e,r)},e.prototype.readRegexp=function(){for(var e=this.state.pos,t=void 0,r=void 0;;){this.state.pos>=this.input.length&&this.raise(e,"Unterminated regular expression");var n=this.input.charAt(this.state.pos);if(B.test(n)&&this.raise(e,"Unterminated regular expression"),t)t=!1;else{if("["===n)r=!0;else if("]"===n&&r)r=!1;else if("/"===n&&!r)break;t="\\"===n}++this.state.pos}var i=this.input.slice(e,this.state.pos);++this.state.pos;var s=this.readWord1();if(s){/^[gmsiyu]*$/.test(s)||this.raise(e,"Invalid regular expression flag")}return this.finishToken(T.regexp,{pattern:i,flags:s})},e.prototype.readInt=function(e,t){for(var r=this.state.pos,n=0,i=0,s=null==t?1/0:t;i<s;++i){var a=this.input.charCodeAt(this.state.pos),o=void 0;if((o=a>=97?a-97+10:a>=65?a-65+10:a>=48&&a<=57?a-48:1/0)>=e)break;++this.state.pos,n=n*e+o}return this.state.pos===r||null!=t&&this.state.pos-r!==t?null:n},e.prototype.readRadixNumber=function(e){this.state.pos+=2;var t=this.readInt(e);return null==t&&this.raise(this.state.start+2,"Expected number in radix "+e),s(this.fullCharCodeAtPos())&&this.raise(this.state.pos,"Identifier directly after number"),this.finishToken(T.num,t)},e.prototype.readNumber=function(e){var t=this.state.pos,r=48===this.input.charCodeAt(t),n=!1;e||null!==this.readInt(10)||this.raise(t,"Invalid number"),r&&this.state.pos==t+1&&(r=!1);var i=this.input.charCodeAt(this.state.pos);46!==i||r||(++this.state.pos,this.readInt(10),n=!0,i=this.input.charCodeAt(this.state.pos)),69!==i&&101!==i||r||(43!==(i=this.input.charCodeAt(++this.state.pos))&&45!==i||++this.state.pos,null===this.readInt(10)&&this.raise(t,"Invalid number"),n=!0),s(this.fullCharCodeAtPos())&&this.raise(this.state.pos,"Identifier directly after number");var a=this.input.slice(t,this.state.pos),o=void 0;return n?o=parseFloat(a):r&&1!==a.length?this.state.strict?this.raise(t,"Invalid number"):o=/[89]/.test(a)?parseInt(a,10):parseInt(a,8):o=parseInt(a,10),this.finishToken(T.num,o)},e.prototype.readCodePoint=function(e){var t=void 0;if(123===this.input.charCodeAt(this.state.pos)){var r=++this.state.pos;if(t=this.readHexChar(this.input.indexOf("}",this.state.pos)-this.state.pos,e),++this.state.pos,null===t)--this.state.invalidTemplateEscapePosition;else if(t>1114111){if(!e)return this.state.invalidTemplateEscapePosition=r-2,null;this.raise(r,"Code point out of bounds")}}else t=this.readHexChar(4,e);return t},e.prototype.readString=function(e){for(var t="",r=++this.state.pos;;){this.state.pos>=this.input.length&&this.raise(this.state.start,"Unterminated string constant");var n=this.input.charCodeAt(this.state.pos);if(n===e)break;92===n?(t+=this.input.slice(r,this.state.pos),t+=this.readEscapedChar(!1),r=this.state.pos):(o(n)&&this.raise(this.state.start,"Unterminated string constant"),++this.state.pos)}return t+=this.input.slice(r,this.state.pos++),this.finishToken(T.string,t)},e.prototype.readTmplToken=function(){for(var e="",t=this.state.pos,r=!1;;){this.state.pos>=this.input.length&&this.raise(this.state.start,"Unterminated template");var n=this.input.charCodeAt(this.state.pos);if(96===n||36===n&&123===this.input.charCodeAt(this.state.pos+1))return this.state.pos===this.state.start&&this.match(T.template)?36===n?(this.state.pos+=2,this.finishToken(T.dollarBraceL)):(++this.state.pos,this.finishToken(T.backQuote)):(e+=this.input.slice(t,this.state.pos),this.finishToken(T.template,r?null:e));if(92===n){e+=this.input.slice(t,this.state.pos);var i=this.readEscapedChar(!0);null===i?r=!0:e+=i,t=this.state.pos}else if(o(n)){switch(e+=this.input.slice(t,this.state.pos),++this.state.pos,n){case 13:10===this.input.charCodeAt(this.state.pos)&&++this.state.pos;case 10:e+="\n";break;default:e+=String.fromCharCode(n)}++this.state.curLine,this.state.lineStart=this.state.pos,t=this.state.pos}else++this.state.pos}},e.prototype.readEscapedChar=function(e){var t=!e,r=this.input.charCodeAt(++this.state.pos);switch(++this.state.pos,r){case 110:return"\n";case 114:return"\r";case 120:var n=this.readHexChar(2,t);return null===n?null:String.fromCharCode(n);case 117:var i=this.readCodePoint(t);return null===i?null:u(i);case 116:return"\t";case 98:return"\b";case 118:return"\v";case 102:return"\f";case 13:10===this.input.charCodeAt(this.state.pos)&&++this.state.pos;case 10:return this.state.lineStart=this.state.pos,++this.state.curLine,"";default:if(r>=48&&r<=55){var s=this.state.pos-1,a=this.input.substr(this.state.pos-1,3).match(/^[0-7]+/)[0],o=parseInt(a,8);if(o>255&&(a=a.slice(0,-1),o=parseInt(a,8)),o>0){if(e)return this.state.invalidTemplateEscapePosition=s,null;this.state.strict?this.raise(s,"Octal literal in strict mode"):this.state.containsOctal||(this.state.containsOctal=!0,this.state.octalPosition=s)}return this.state.pos+=a.length-1,String.fromCharCode(o)}return String.fromCharCode(r)}},e.prototype.readHexChar=function(e,t){var r=this.state.pos,n=this.readInt(16,e);return null===n&&(t?this.raise(r,"Bad character escape sequence"):(this.state.pos=r-1,this.state.invalidTemplateEscapePosition=r-1)),n},e.prototype.readWord1=function(){this.state.containsEsc=!1;for(var e="",t=!0,r=this.state.pos;this.state.pos<this.input.length;){var n=this.fullCharCodeAtPos();if(a(n))this.state.pos+=n<=65535?1:2;else{if(92!==n)break;this.state.containsEsc=!0,e+=this.input.slice(r,this.state.pos);var i=this.state.pos;117!==this.input.charCodeAt(++this.state.pos)&&this.raise(this.state.pos,"Expecting Unicode escape sequence \\uXXXX"),++this.state.pos;var o=this.readCodePoint(!0);(t?s:a)(o,!0)||this.raise(i,"Invalid Unicode escape"),e+=u(o),r=this.state.pos}t=!1}return e+this.input.slice(r,this.state.pos)},e.prototype.readWord=function(){var e=this.readWord1(),t=T.name;return!this.state.containsEsc&&this.isKeyword(e)&&(t=P[e]),this.finishToken(t,e)},e.prototype.braceIsBlock=function(e){if(e===T.colon){var t=this.curContext();if(t===I.braceStatement||t===I.braceExpression)return!t.isExpr}return e===T._return?B.test(this.input.slice(this.state.lastTokEnd,this.state.start)):e===T._else||e===T.semi||e===T.eof||e===T.parenR||(e===T.braceL?this.curContext()===I.braceStatement:!this.state.exprAllowed)},e.prototype.updateContext=function(e){var t=this.state.type,r=void 0;t.keyword&&e===T.dot?this.state.exprAllowed=!1:(r=t.updateContext)?r.call(this,e):this.state.exprAllowed=t.beforeExpr},e}()),G=q.prototype;G.addExtra=function(e,t,r){if(e){(e.extra=e.extra||{})[t]=r}},G.isRelational=function(e){return this.match(T.relational)&&this.state.value===e},G.expectRelational=function(e){this.isRelational(e)?this.next():this.unexpected(null,T.relational)},G.isContextual=function(e){return this.match(T.name)&&this.state.value===e},G.eatContextual=function(e){return this.state.value===e&&this.eat(T.name)},G.expectContextual=function(e,t){this.eatContextual(e)||this.unexpected(null,t)},G.canInsertSemicolon=function(){return this.match(T.eof)||this.match(T.braceR)||B.test(this.input.slice(this.state.lastTokEnd,this.state.start))},G.isLineTerminator=function(){return this.eat(T.semi)||this.canInsertSemicolon()},G.semicolon=function(){this.isLineTerminator()||this.unexpected(null,T.semi)},G.expect=function(e,t){return this.eat(e)||this.unexpected(t,e)},G.unexpected=function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"Unexpected token";t&&"object"===(void 0===t?"undefined":A(t))&&t.label&&(t="Unexpected token, expected "+t.label),this.raise(null!=e?e:this.state.start,t)};var X=q.prototype;X.parseTopLevel=function(e,t){return t.sourceType=this.options.sourceType,this.parseBlockBody(t,!0,!0,T.eof),e.program=this.finishNode(t,"Program"),e.comments=this.state.comments,e.tokens=this.state.tokens,this.finishNode(e,"File")};var J={kind:"loop"},W={kind:"switch"};X.stmtToDirective=function(e){var t=e.expression,r=this.startNodeAt(t.start,t.loc.start),n=this.startNodeAt(e.start,e.loc.start),i=this.input.slice(t.start,t.end),s=r.value=i.slice(1,-1);return this.addExtra(r,"raw",i),this.addExtra(r,"rawValue",s),n.value=this.finishNodeAt(r,"DirectiveLiteral",t.end,t.loc.end),this.finishNodeAt(n,"Directive",e.end,e.loc.end)},X.parseStatement=function(e,t){this.match(T.at)&&this.parseDecorators(!0);var r=this.state.type,n=this.startNode();switch(r){case T._break:case T._continue:return this.parseBreakContinueStatement(n,r.keyword);case T._debugger:return this.parseDebuggerStatement(n);case T._do:return this.parseDoStatement(n);case T._for:return this.parseForStatement(n);case T._function:return e||this.unexpected(),this.parseFunctionStatement(n);case T._class:return e||this.unexpected(),this.parseClass(n,!0);case T._if:return this.parseIfStatement(n);case T._return:return this.parseReturnStatement(n);case T._switch:return this.parseSwitchStatement(n);case T._throw:return this.parseThrowStatement(n);case T._try:return this.parseTryStatement(n);case T._let:case T._const:e||this.unexpected();case T._var:return this.parseVarStatement(n,r);case T._while:return this.parseWhileStatement(n);case T._with:return this.parseWithStatement(n);case T.braceL:return this.parseBlock();case T.semi:return this.parseEmptyStatement(n);case T._export:case T._import:if(this.hasPlugin("dynamicImport")&&this.lookahead().type===T.parenL)break;return this.options.allowImportExportEverywhere||(t||this.raise(this.state.start,"'import' and 'export' may only appear at the top level"),this.inModule||this.raise(this.state.start,"'import' and 'export' may appear only with 'sourceType: \"module\"'")),r===T._import?this.parseImport(n):this.parseExport(n);case T.name:if("async"===this.state.value){var i=this.state.clone();if(this.next(),this.match(T._function)&&!this.canInsertSemicolon())return this.expect(T._function),this.parseFunction(n,!0,!1,!0);this.state=i}}var 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T.bracketL:var e=this.startNode();return this.next(),e.elements=this.parseBindingList(T.bracketR,!0),this.finishNode(e,"ArrayPattern");case T.braceL:return this.parseObj(!0);default:this.unexpected()}},z.parseBindingList=function(e,t){for(var r=[],n=!0;!this.eat(e);)if(n?n=!1:this.expect(T.comma),t&&this.match(T.comma))r.push(null);else{if(this.eat(e))break;if(this.match(T.ellipsis)){r.push(this.parseAssignableListItemTypes(this.parseRest())),this.expect(e);break}for(var i=[];this.match(T.at);)i.push(this.parseDecorator());var s=this.parseMaybeDefault();i.length&&(s.decorators=i),this.parseAssignableListItemTypes(s),r.push(this.parseMaybeDefault(s.start,s.loc.start,s))}return r},z.parseAssignableListItemTypes=function(e){return e},z.parseMaybeDefault=function(e,t,r){if(t=t||this.state.startLoc,e=e||this.state.start,r=r||this.parseBindingAtom(),!this.eat(T.eq))return r;var n=this.startNodeAt(e,t);return n.left=r,n.right=this.parseMaybeAssign(),this.finishNode(n,"AssignmentPattern")},z.checkLVal=function(e,t,r,n){switch(e.type){case"Identifier":if(this.checkReservedWord(e.name,e.start,!1,!0),r){var i="_"+e.name;r[i]?this.raise(e.start,"Argument name clash in strict mode"):r[i]=!0}break;case"MemberExpression":t&&this.raise(e.start,(t?"Binding":"Assigning to")+" member expression");break;case"ObjectPattern":for(var s=e.properties,a=Array.isArray(s),o=0,s=a?s:s[Symbol.iterator]();;){var u;if(a){if(o>=s.length)break;u=s[o++]}else{if((o=s.next()).done)break;u=o.value}var l=u;"ObjectProperty"===l.type&&(l=l.value),this.checkLVal(l,t,r,"object destructuring pattern")}break;case"ArrayPattern":for(var c=e.elements,p=Array.isArray(c),h=0,c=p?c:c[Symbol.iterator]();;){var f;if(p){if(h>=c.length)break;f=c[h++]}else{if((h=c.next()).done)break;f=h.value}var d=f;d&&this.checkLVal(d,t,r,"array destructuring pattern")}break;case"AssignmentPattern":this.checkLVal(e.left,t,r,"assignment 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i},Y.parseMaybeAssign=function(e,t,r,n){var i=this.state.start,s=this.state.startLoc;if(this.match(T._yield)&&this.state.inGenerator){var a=this.parseYield();return r&&(a=r.call(this,a,i,s)),a}var o=void 0;t?o=!1:(t={start:0},o=!0),(this.match(T.parenL)||this.match(T.name))&&(this.state.potentialArrowAt=this.state.start);var u=this.parseMaybeConditional(e,t,n);if(r&&(u=r.call(this,u,i,s)),this.state.type.isAssign){var l=this.startNodeAt(i,s);if(l.operator=this.state.value,l.left=this.match(T.eq)?this.toAssignable(u,void 0,"assignment expression"):u,t.start=0,this.checkLVal(u,void 0,void 0,"assignment expression"),u.extra&&u.extra.parenthesized){var c=void 0;"ObjectPattern"===u.type?c="`({a}) = 0` use `({a} = 0)`":"ArrayPattern"===u.type&&(c="`([a]) = 0` use `([a] = 0)`"),c&&this.raise(u.start,"You're trying to assign to a parenthesized expression, eg. instead of "+c)}return this.next(),l.right=this.parseMaybeAssign(e),this.finishNode(l,"AssignmentExpression")}return o&&t.start&&this.unexpected(t.start),u},Y.parseMaybeConditional=function(e,t,r){var n=this.state.start,i=this.state.startLoc,s=this.parseExprOps(e,t);return t&&t.start?s:this.parseConditional(s,e,n,i,r)},Y.parseConditional=function(e,t,r,n){if(this.eat(T.question)){var i=this.startNodeAt(r,n);return i.test=e,i.consequent=this.parseMaybeAssign(),this.expect(T.colon),i.alternate=this.parseMaybeAssign(t),this.finishNode(i,"ConditionalExpression")}return e},Y.parseExprOps=function(e,t){var r=this.state.start,n=this.state.startLoc,i=this.parseMaybeUnary(t);return t&&t.start?i:this.parseExprOp(i,r,n,-1,e)},Y.parseExprOp=function(e,t,r,n,i){var s=this.state.type.binop;if(!(null==s||i&&this.match(T._in))&&s>n){var a=this.startNodeAt(t,r);a.left=e,a.operator=this.state.value,"**"!==a.operator||"UnaryExpression"!==e.type||!e.extra||e.extra.parenthesizedArgument||e.extra.parenthesized||this.raise(e.argument.start,"Illegal expression. 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i=this.state.start,s=this.state.startLoc,a=this.parseExprSubscripts(e);if(e&&e.start)return a;for(;this.state.type.postfix&&!this.canInsertSemicolon();){var o=this.startNodeAt(i,s);o.operator=this.state.value,o.prefix=!1,o.argument=a,this.checkLVal(a,void 0,void 0,"postfix operation"),this.next(),a=this.finishNode(o,"UpdateExpression")}return a},Y.parseExprSubscripts=function(e){var t=this.state.start,r=this.state.startLoc,n=this.state.potentialArrowAt,i=this.parseExprAtom(e);return"ArrowFunctionExpression"===i.type&&i.start===n?i:e&&e.start?i:this.parseSubscripts(i,t,r)},Y.parseSubscripts=function(e,t,r,n){for(;;){if(!n&&this.eat(T.doubleColon)){var i=this.startNodeAt(t,r);return i.object=e,i.callee=this.parseNoCallExpr(),this.parseSubscripts(this.finishNode(i,"BindExpression"),t,r,n)}if(this.eat(T.dot)){var s=this.startNodeAt(t,r);s.object=e,s.property=this.parseIdentifier(!0),s.computed=!1,e=this.finishNode(s,"MemberExpression")}else if(this.eat(T.bracketL)){var a=this.startNodeAt(t,r);a.object=e,a.property=this.parseExpression(),a.computed=!0,this.expect(T.bracketR),e=this.finishNode(a,"MemberExpression")}else if(!n&&this.match(T.parenL)){var o=this.state.potentialArrowAt===e.start&&"Identifier"===e.type&&"async"===e.name&&!this.canInsertSemicolon();this.next();var u=this.startNodeAt(t,r);if(u.callee=e,u.arguments=this.parseCallExpressionArguments(T.parenR,o),"Import"===u.callee.type&&1!==u.arguments.length&&this.raise(u.start,"import() requires exactly one argument"),e=this.finishNode(u,"CallExpression"),o&&this.shouldParseAsyncArrow())return this.parseAsyncArrowFromCallExpression(this.startNodeAt(t,r),u);this.toReferencedList(u.arguments)}else{if(!this.match(T.backQuote))return e;var l=this.startNodeAt(t,r);l.tag=e,l.quasi=this.parseTemplate(!0),e=this.finishNode(l,"TaggedTemplateExpression")}}},Y.parseCallExpressionArguments=function(e,t){for(var r=[],n=void 0,i=!0;!this.eat(e);){if(i)i=!1;else if(this.expect(T.comma),this.eat(e))break;this.match(T.parenL)&&!n&&(n=this.state.start),r.push(this.parseExprListItem(!1,t?{start:0}:void 0,t?{start:0}:void 0))}return t&&n&&this.shouldParseAsyncArrow()&&this.unexpected(),r},Y.shouldParseAsyncArrow=function(){return this.match(T.arrow)},Y.parseAsyncArrowFromCallExpression=function(e,t){return this.expect(T.arrow),this.parseArrowExpression(e,t.arguments,!0)},Y.parseNoCallExpr=function(){var e=this.state.start,t=this.state.startLoc;return this.parseSubscripts(this.parseExprAtom(),e,t,!0)},Y.parseExprAtom=function(e){var t=this.state.potentialArrowAt===this.state.start,r=void 0;switch(this.state.type){case T._super:return this.state.inMethod||this.state.inClassProperty||this.options.allowSuperOutsideMethod||this.raise(this.state.start,"'super' outside of function or class"),r=this.startNode(),this.next(),this.match(T.parenL)||this.match(T.bracketL)||this.match(T.dot)||this.unexpected(),this.match(T.parenL)&&"constructor"!==this.state.inMethod&&!this.options.allowSuperOutsideMethod&&this.raise(r.start,"super() outside of class constructor"),this.finishNode(r,"Super");case T._import:return this.hasPlugin("dynamicImport")||this.unexpected(),r=this.startNode(),this.next(),this.match(T.parenL)||this.unexpected(null,T.parenL),this.finishNode(r,"Import");case T._this:return r=this.startNode(),this.next(),this.finishNode(r,"ThisExpression");case T._yield:this.state.inGenerator&&this.unexpected();case T.name:r=this.startNode();var n="await"===this.state.value&&this.state.inAsync,i=this.shouldAllowYieldIdentifier(),s=this.parseIdentifier(n||i);if("await"===s.name){if(this.state.inAsync||this.inModule)return this.parseAwait(r)}else{if("async"===s.name&&this.match(T._function)&&!this.canInsertSemicolon())return this.next(),this.parseFunction(r,!1,!1,!0);if(t&&"async"===s.name&&this.match(T.name)){var a=[this.parseIdentifier()];return this.expect(T.arrow),this.parseArrowExpression(r,a,!0)}}return t&&!this.canInsertSemicolon()&&this.eat(T.arrow)?this.parseArrowExpression(r,[s]):s;case T._do:if(this.hasPlugin("doExpressions")){var o=this.startNode();this.next();var u=this.state.inFunction,l=this.state.labels;return this.state.labels=[],this.state.inFunction=!1,o.body=this.parseBlock(!1,!0),this.state.inFunction=u,this.state.labels=l,this.finishNode(o,"DoExpression")}case T.regexp:var c=this.state.value;return r=this.parseLiteral(c.value,"RegExpLiteral"),r.pattern=c.pattern,r.flags=c.flags,r;case T.num:return this.parseLiteral(this.state.value,"NumericLiteral");case T.string:return this.parseLiteral(this.state.value,"StringLiteral");case T._null:return r=this.startNode(),this.next(),this.finishNode(r,"NullLiteral");case T._true:case T._false:return r=this.startNode(),r.value=this.match(T._true),this.next(),this.finishNode(r,"BooleanLiteral");case T.parenL:return this.parseParenAndDistinguishExpression(null,null,t);case T.bracketL:return r=this.startNode(),this.next(),r.elements=this.parseExprList(T.bracketR,!0,e),this.toReferencedList(r.elements),this.finishNode(r,"ArrayExpression");case T.braceL:return this.parseObj(!1,e);case T._function:return this.parseFunctionExpression();case T.at:this.parseDecorators();case T._class:return r=this.startNode(),this.takeDecorators(r),this.parseClass(r,!1);case T._new:return this.parseNew();case T.backQuote:return this.parseTemplate(!1);case T.doubleColon:r=this.startNode(),this.next(),r.object=null;var p=r.callee=this.parseNoCallExpr();if("MemberExpression"===p.type)return this.finishNode(r,"BindExpression");this.raise(p.start,"Binding should be performed on object property.");default:this.unexpected()}},Y.parseFunctionExpression=function(){var e=this.startNode(),t=this.parseIdentifier(!0);return this.state.inGenerator&&this.eat(T.dot)&&this.hasPlugin("functionSent")?this.parseMetaProperty(e,t,"sent"):this.parseFunction(e,!1)},Y.parseMetaProperty=function(e,t,r){return e.meta=t,e.property=this.parseIdentifier(!0),e.property.name!==r&&this.raise(e.property.start,"The only valid meta property for new is "+t.name+"."+r),this.finishNode(e,"MetaProperty")},Y.parseLiteral=function(e,t,r,n){r=r||this.state.start,n=n||this.state.startLoc;var i=this.startNodeAt(r,n);return this.addExtra(i,"rawValue",e),this.addExtra(i,"raw",this.input.slice(r,this.state.end)),i.value=e,this.next(),this.finishNode(i,t)},Y.parseParenExpression=function(){this.expect(T.parenL);var e=this.parseExpression();return this.expect(T.parenR),e},Y.parseParenAndDistinguishExpression=function(e,t,r){e=e||this.state.start,t=t||this.state.startLoc;var n=void 0;this.expect(T.parenL);for(var i=this.state.start,s=this.state.startLoc,a=[],o={start:0},u={start:0},l=!0,c=void 0,p=void 0;!this.match(T.parenR);){if(l)l=!1;else if(this.expect(T.comma,u.start||null),this.match(T.parenR)){p=this.state.start;break}if(this.match(T.ellipsis)){var h=this.state.start,f=this.state.startLoc;c=this.state.start,a.push(this.parseParenItem(this.parseRest(),h,f));break}a.push(this.parseMaybeAssign(!1,o,this.parseParenItem,u))}var d=this.state.start,m=this.state.startLoc;this.expect(T.parenR);var y=this.startNodeAt(e,t);if(r&&this.shouldParseArrow()&&(y=this.parseArrow(y))){for(var g=a,b=Array.isArray(g),v=0,g=b?g:g[Symbol.iterator]();;){var x;if(b){if(v>=g.length)break;x=g[v++]}else{if((v=g.next()).done)break;x=v.value}var E=x;E.extra&&E.extra.parenthesized&&this.unexpected(E.extra.parenStart)}return this.parseArrowExpression(y,a)}return a.length||this.unexpected(this.state.lastTokStart),p&&this.unexpected(p),c&&this.unexpected(c),o.start&&this.unexpected(o.start),u.start&&this.unexpected(u.start),a.length>1?((n=this.startNodeAt(i,s)).expressions=a,this.toReferencedList(n.expressions),this.finishNodeAt(n,"SequenceExpression",d,m)):n=a[0],this.addExtra(n,"parenthesized",!0),this.addExtra(n,"parenStart",e),n},Y.shouldParseArrow=function(){return!this.canInsertSemicolon()},Y.parseArrow=function(e){if(this.eat(T.arrow))return e},Y.parseParenItem=function(e){return e},Y.parseNew=function(){var e=this.startNode(),t=this.parseIdentifier(!0);if(this.eat(T.dot)){var r=this.parseMetaProperty(e,t,"target");return this.state.inFunction||this.raise(r.property.start,"new.target can only be used in functions"),r}return e.callee=this.parseNoCallExpr(),this.eat(T.parenL)?(e.arguments=this.parseExprList(T.parenR),this.toReferencedList(e.arguments)):e.arguments=[],this.finishNode(e,"NewExpression")},Y.parseTemplateElement=function(e){var t=this.startNode();return null===this.state.value&&(e&&this.hasPlugin("templateInvalidEscapes")?this.state.invalidTemplateEscapePosition=null:this.raise(this.state.invalidTemplateEscapePosition,"Invalid escape sequence in template")),t.value={raw:this.input.slice(this.state.start,this.state.end).replace(/\r\n?/g,"\n"),cooked:this.state.value},this.next(),t.tail=this.match(T.backQuote),this.finishNode(t,"TemplateElement")},Y.parseTemplate=function(e){var t=this.startNode();this.next(),t.expressions=[];var r=this.parseTemplateElement(e);for(t.quasis=[r];!r.tail;)this.expect(T.dollarBraceL),t.expressions.push(this.parseExpression()),this.expect(T.braceR),t.quasis.push(r=this.parseTemplateElement(e));return this.next(),this.finishNode(t,"TemplateLiteral")},Y.parseObj=function(e,t){var r=[],n=Object.create(null),i=!0,s=this.startNode();s.properties=[],this.next();for(var a=null;!this.eat(T.braceR);){if(i)i=!1;else if(this.expect(T.comma),this.eat(T.braceR))break;for(;this.match(T.at);)r.push(this.parseDecorator());var o=this.startNode(),u=!1,l=!1,c=void 0,p=void 0;if(r.length&&(o.decorators=r,r=[]),this.hasPlugin("objectRestSpread")&&this.match(T.ellipsis)){if(o=this.parseSpread(e?{start:0}:void 0),o.type=e?"RestProperty":"SpreadProperty",e&&this.toAssignable(o.argument,!0,"object pattern"),s.properties.push(o),!e)continue;var h=this.state.start;if(null===a){if(this.eat(T.braceR))break;if(this.match(T.comma)&&this.lookahead().type===T.braceR)continue;a=h;continue}this.unexpected(a,"Cannot have multiple rest elements when destructuring")}if(o.method=!1,o.shorthand=!1,(e||t)&&(c=this.state.start,p=this.state.startLoc),e||(u=this.eat(T.star)),!e&&this.isContextual("async")){u&&this.unexpected();var f=this.parseIdentifier();this.match(T.colon)||this.match(T.parenL)||this.match(T.braceR)||this.match(T.eq)||this.match(T.comma)?(o.key=f,o.computed=!1):(l=!0,this.hasPlugin("asyncGenerators")&&(u=this.eat(T.star)),this.parsePropertyName(o))}else this.parsePropertyName(o);this.parseObjPropValue(o,c,p,u,l,e,t),this.checkPropClash(o,n),o.shorthand&&this.addExtra(o,"shorthand",!0),s.properties.push(o)}return null!==a&&this.unexpected(a,"The rest element has to be the last element when destructuring"),r.length&&this.raise(this.state.start,"You have trailing decorators with no property"),this.finishNode(s,e?"ObjectPattern":"ObjectExpression")},Y.isGetterOrSetterMethod=function(e,t){return!t&&!e.computed&&"Identifier"===e.key.type&&("get"===e.key.name||"set"===e.key.name)&&(this.match(T.string)||this.match(T.num)||this.match(T.bracketL)||this.match(T.name)||this.state.type.keyword)},Y.checkGetterSetterParamCount=function(e){var t="get"===e.kind?0:1;if(e.params.length!==t){var r=e.start;"get"===e.kind?this.raise(r,"getter should have no params"):this.raise(r,"setter should have exactly one param")}},Y.parseObjectMethod=function(e,t,r,n){return r||t||this.match(T.parenL)?(n&&this.unexpected(),e.kind="method",e.method=!0,this.parseMethod(e,t,r),this.finishNode(e,"ObjectMethod")):this.isGetterOrSetterMethod(e,n)?((t||r)&&this.unexpected(),e.kind=e.key.name,this.parsePropertyName(e),this.parseMethod(e),this.checkGetterSetterParamCount(e),this.finishNode(e,"ObjectMethod")):void 0},Y.parseObjectProperty=function(e,t,r,n,i){return this.eat(T.colon)?(e.value=n?this.parseMaybeDefault(this.state.start,this.state.startLoc):this.parseMaybeAssign(!1,i),this.finishNode(e,"ObjectProperty")):e.computed||"Identifier"!==e.key.type?void 0:(this.checkReservedWord(e.key.name,e.key.start,!0,!0),n?e.value=this.parseMaybeDefault(t,r,e.key.__clone()):this.match(T.eq)&&i?(i.start||(i.start=this.state.start),e.value=this.parseMaybeDefault(t,r,e.key.__clone())):e.value=e.key.__clone(),e.shorthand=!0,this.finishNode(e,"ObjectProperty"))},Y.parseObjPropValue=function(e,t,r,n,i,s,a){var o=this.parseObjectMethod(e,n,i,s)||this.parseObjectProperty(e,t,r,s,a);return o||this.unexpected(),o},Y.parsePropertyName=function(e){if(this.eat(T.bracketL))e.computed=!0,e.key=this.parseMaybeAssign(),this.expect(T.bracketR);else{e.computed=!1;var t=this.state.inPropertyName;this.state.inPropertyName=!0,e.key=this.match(T.num)||this.match(T.string)?this.parseExprAtom():this.parseIdentifier(!0),this.state.inPropertyName=t}return e.key},Y.initFunction=function(e,t){e.id=null,e.generator=!1,e.expression=!1,e.async=!!t},Y.parseMethod=function(e,t,r){var n=this.state.inMethod;return this.state.inMethod=e.kind||!0,this.initFunction(e,r),this.expect(T.parenL),e.params=this.parseBindingList(T.parenR),e.generator=!!t,this.parseFunctionBody(e),this.state.inMethod=n,e},Y.parseArrowExpression=function(e,t,r){return this.initFunction(e,r),e.params=this.toAssignableList(t,!0,"arrow function parameters"),this.parseFunctionBody(e,!0),this.finishNode(e,"ArrowFunctionExpression")},Y.isStrictBody=function(e,t){if(!t&&e.body.directives.length)for(var r=e.body.directives,n=Array.isArray(r),i=0,r=n?r:r[Symbol.iterator]();;){var s;if(n){if(i>=r.length)break;s=r[i++]}else{if((i=r.next()).done)break;s=i.value}if("use strict"===s.value.value)return!0}return!1},Y.parseFunctionBody=function(e,t){var r=t&&!this.match(T.braceL),n=this.state.inAsync;if(this.state.inAsync=e.async,r)e.body=this.parseMaybeAssign(),e.expression=!0;else{var i=this.state.inFunction,s=this.state.inGenerator,a=this.state.labels;this.state.inFunction=!0,this.state.inGenerator=e.generator,this.state.labels=[],e.body=this.parseBlock(!0),e.expression=!1,this.state.inFunction=i,this.state.inGenerator=s,this.state.labels=a}this.state.inAsync=n;var o=this.isStrictBody(e,r),u=this.state.strict||t||o;if(o&&e.id&&"Identifier"===e.id.type&&"yield"===e.id.name&&this.raise(e.id.start,"Binding yield in strict mode"),u){var l=Object.create(null),c=this.state.strict;o&&(this.state.strict=!0),e.id&&this.checkLVal(e.id,!0,void 0,"function name");for(var p=e.params,h=Array.isArray(p),f=0,p=h?p:p[Symbol.iterator]();;){var d;if(h){if(f>=p.length)break;d=p[f++]}else{if((f=p.next()).done)break;d=f.value}var m=d;o&&"Identifier"!==m.type&&this.raise(m.start,"Non-simple parameter in strict mode"),this.checkLVal(m,!0,l,"function parameter list")}this.state.strict=c}},Y.parseExprList=function(e,t,r){for(var n=[],i=!0;!this.eat(e);){if(i)i=!1;else if(this.expect(T.comma),this.eat(e))break;n.push(this.parseExprListItem(t,r))}return n},Y.parseExprListItem=function(e,t,r){return e&&this.match(T.comma)?null:this.match(T.ellipsis)?this.parseSpread(t):this.parseMaybeAssign(!1,t,this.parseParenItem,r)},Y.parseIdentifier=function(e){var t=this.startNode();return e||this.checkReservedWord(this.state.value,this.state.start,!!this.state.type.keyword,!1),this.match(T.name)?t.name=this.state.value:this.state.type.keyword?t.name=this.state.type.keyword:this.unexpected(),!e&&"await"===t.name&&this.state.inAsync&&this.raise(t.start,"invalid use of await inside of an async function"),t.loc.identifierName=t.name,this.next(),this.finishNode(t,"Identifier")},Y.checkReservedWord=function(e,t,r,n){(this.isReservedWord(e)||r&&this.isKeyword(e))&&this.raise(t,e+" is a reserved word"),this.state.strict&&(f.strict(e)||n&&f.strictBind(e))&&this.raise(t,e+" is a reserved word in strict mode")},Y.parseAwait=function(e){return this.state.inAsync||this.unexpected(),this.match(T.star)&&this.raise(e.start,"await* has been removed from the async functions proposal. Use Promise.all() instead."),e.argument=this.parseMaybeUnary(),this.finishNode(e,"AwaitExpression")},Y.parseYield=function(){var e=this.startNode();return this.next(),this.match(T.semi)||this.canInsertSemicolon()||!this.match(T.star)&&!this.state.type.startsExpr?(e.delegate=!1,e.argument=null):(e.delegate=this.eat(T.star),e.argument=this.parseMaybeAssign()),this.finishNode(e,"YieldExpression")};var H=q.prototype,$=["leadingComments","trailingComments","innerComments"],Q=function(){function e(t,r,n){D(this,e),this.type="",this.start=t,this.end=0,this.loc=new M(r),n&&(this.loc.filename=n)}return e.prototype.__clone=function(){var t=new e;for(var r in this)$.indexOf(r)<0&&(t[r]=this[r]);return t},e}();H.startNode=function(){return new Q(this.state.start,this.state.startLoc,this.filename)},H.startNodeAt=function(e,t){return new Q(e,t,this.filename)},H.finishNode=function(e,t){return l.call(this,e,t,this.state.lastTokEnd,this.state.lastTokEndLoc)},H.finishNodeAt=function(e,t,r,n){return l.call(this,e,t,r,n)};q.prototype.raise=function(e,t){var r=function(e,t){for(var r=1,n=0;;){O.lastIndex=n;var i=O.exec(e);if(!(i&&i.index<t))return new L(r,t-n);++r,n=i.index+i[0].length}}(this.input,e);t+=" ("+r.line+":"+r.column+")";var n=new SyntaxError(t);throw n.pos=e,n.loc=r,n};var Z=q.prototype;Z.addComment=function(e){this.filename&&(e.loc.filename=this.filename),this.state.trailingComments.push(e),this.state.leadingComments.push(e)},Z.processComment=function(e){if(!("Program"===e.type&&e.body.length>0)){var t=this.state.commentStack,r=void 0,n=void 0,i=void 0,s=void 0,a=void 0;if(this.state.trailingComments.length>0)this.state.trailingComments[0].start>=e.end?(i=this.state.trailingComments,this.state.trailingComments=[]):this.state.trailingComments.length=0;else{var o=c(t);t.length>0&&o.trailingComments&&o.trailingComments[0].start>=e.end&&(i=o.trailingComments,o.trailingComments=null)}for(t.length>0&&c(t).start>=e.start&&(r=t.pop());t.length>0&&c(t).start>=e.start;)n=t.pop();if(!n&&r&&(n=r),r&&this.state.leadingComments.length>0){var u=c(this.state.leadingComments);if("ObjectProperty"===r.type){if(u.start>=e.start&&this.state.commentPreviousNode){for(a=0;a<this.state.leadingComments.length;a++)this.state.leadingComments[a].end<this.state.commentPreviousNode.end&&(this.state.leadingComments.splice(a,1),a--);this.state.leadingComments.length>0&&(r.trailingComments=this.state.leadingComments,this.state.leadingComments=[])}}else if("CallExpression"===e.type&&e.arguments&&e.arguments.length){var l=c(e.arguments);l&&u.start>=l.start&&u.end<=e.end&&this.state.commentPreviousNode&&this.state.leadingComments.length>0&&(l.trailingComments=this.state.leadingComments,this.state.leadingComments=[])}}if(n){if(n.leadingComments)if(n!==e&&c(n.leadingComments).end<=e.start)e.leadingComments=n.leadingComments,n.leadingComments=null;else for(s=n.leadingComments.length-2;s>=0;--s)if(n.leadingComments[s].end<=e.start){e.leadingComments=n.leadingComments.splice(0,s+1);break}}else if(this.state.leadingComments.length>0)if(c(this.state.leadingComments).end<=e.start){if(this.state.commentPreviousNode)for(a=0;a<this.state.leadingComments.length;a++)this.state.leadingComments[a].end<this.state.commentPreviousNode.end&&(this.state.leadingComments.splice(a,1),a--);this.state.leadingComments.length>0&&(e.leadingComments=this.state.leadingComments,this.state.leadingComments=[])}else{for(s=0;s<this.state.leadingComments.length&&!(this.state.leadingComments[s].end>e.start);s++);e.leadingComments=this.state.leadingComments.slice(0,s),0===e.leadingComments.length&&(e.leadingComments=null),0===(i=this.state.leadingComments.slice(s)).length&&(i=null)}this.state.commentPreviousNode=e,i&&(i.length&&i[0].start>=e.start&&c(i).end<=e.end?e.innerComments=i:e.trailingComments=i),t.push(e)}};var ee=q.prototype;ee.estreeParseRegExpLiteral=function(e){var t=e.pattern,r=e.flags,n=null;try{n=new RegExp(t,r)}catch(e){}var i=this.estreeParseLiteral(n);return i.regex={pattern:t,flags:r},i},ee.estreeParseLiteral=function(e){return this.parseLiteral(e,"Literal")},ee.directiveToStmt=function(e){var t=e.value,r=this.startNodeAt(e.start,e.loc.start),n=this.startNodeAt(t.start,t.loc.start);return n.value=t.value,n.raw=t.extra.raw,r.expression=this.finishNodeAt(n,"Literal",t.end,t.loc.end),r.directive=t.extra.raw.slice(1,-1),this.finishNodeAt(r,"ExpressionStatement",e.end,e.loc.end)};var te=["any","mixed","empty","bool","boolean","number","string","void","null"],re=q.prototype;re.flowParseTypeInitialiser=function(e){var t=this.state.inType;this.state.inType=!0,this.expect(e||T.colon);var r=this.flowParseType();return this.state.inType=t,r},re.flowParsePredicate=function(){var e=this.startNode(),t=this.state.startLoc,r=this.state.start;this.expect(T.modulo);var n=this.state.startLoc;return this.expectContextual("checks"),t.line===n.line&&t.column===n.column-1||this.raise(r,"Spaces between ´%´ and ´checks´ are not allowed here."),this.eat(T.parenL)?(e.expression=this.parseExpression(),this.expect(T.parenR),this.finishNode(e,"DeclaredPredicate")):this.finishNode(e,"InferredPredicate")},re.flowParseTypeAndPredicateInitialiser=function(){var e=this.state.inType;this.state.inType=!0,this.expect(T.colon);var t=null,r=null;return this.match(T.modulo)?(this.state.inType=e,r=this.flowParsePredicate()):(t=this.flowParseType(),this.state.inType=e,this.match(T.modulo)&&(r=this.flowParsePredicate())),[t,r]},re.flowParseDeclareClass=function(e){return this.next(),this.flowParseInterfaceish(e,!0),this.finishNode(e,"DeclareClass")},re.flowParseDeclareFunction=function(e){this.next();var t=e.id=this.parseIdentifier(),r=this.startNode(),n=this.startNode();this.isRelational("<")?r.typeParameters=this.flowParseTypeParameterDeclaration():r.typeParameters=null,this.expect(T.parenL);var i=this.flowParseFunctionTypeParams();r.params=i.params,r.rest=i.rest,this.expect(T.parenR);var s=null,a=this.flowParseTypeAndPredicateInitialiser();return r.returnType=a[0],s=a[1],n.typeAnnotation=this.finishNode(r,"FunctionTypeAnnotation"),n.predicate=s,t.typeAnnotation=this.finishNode(n,"TypeAnnotation"),this.finishNode(t,t.type),this.semicolon(),this.finishNode(e,"DeclareFunction")},re.flowParseDeclare=function(e){return this.match(T._class)?this.flowParseDeclareClass(e):this.match(T._function)?this.flowParseDeclareFunction(e):this.match(T._var)?this.flowParseDeclareVariable(e):this.isContextual("module")?this.lookahead().type===T.dot?this.flowParseDeclareModuleExports(e):this.flowParseDeclareModule(e):this.isContextual("type")?this.flowParseDeclareTypeAlias(e):this.isContextual("opaque")?this.flowParseDeclareOpaqueType(e):this.isContextual("interface")?this.flowParseDeclareInterface(e):this.match(T._export)?this.flowParseDeclareExportDeclaration(e):void this.unexpected()},re.flowParseDeclareExportDeclaration=function(e){if(this.expect(T._export),this.isContextual("opaque"))return e.declaration=this.flowParseDeclare(this.startNode()),e.default=!1,this.finishNode(e,"DeclareExportDeclaration");throw this.unexpected()},re.flowParseDeclareVariable=function(e){return this.next(),e.id=this.flowParseTypeAnnotatableIdentifier(),this.semicolon(),this.finishNode(e,"DeclareVariable")},re.flowParseDeclareModule=function(e){this.next(),this.match(T.string)?e.id=this.parseExprAtom():e.id=this.parseIdentifier();var t=e.body=this.startNode(),r=t.body=[];for(this.expect(T.braceL);!this.match(T.braceR);){var n=this.startNode();if(this.match(T._import)){var i=this.lookahead();"type"!==i.value&&"typeof"!==i.value&&this.unexpected(null,"Imports within a `declare module` body must always be `import type` or `import typeof`"),this.parseImport(n)}else this.expectContextual("declare","Only declares and type imports are allowed inside declare module"),n=this.flowParseDeclare(n,!0);r.push(n)}return this.expect(T.braceR),this.finishNode(t,"BlockStatement"),this.finishNode(e,"DeclareModule")},re.flowParseDeclareModuleExports=function(e){return this.expectContextual("module"),this.expect(T.dot),this.expectContextual("exports"),e.typeAnnotation=this.flowParseTypeAnnotation(),this.semicolon(),this.finishNode(e,"DeclareModuleExports")},re.flowParseDeclareTypeAlias=function(e){return this.next(),this.flowParseTypeAlias(e),this.finishNode(e,"DeclareTypeAlias")},re.flowParseDeclareOpaqueType=function(e){return this.next(),this.flowParseOpaqueType(e,!0),this.finishNode(e,"DeclareOpaqueType")},re.flowParseDeclareInterface=function(e){return this.next(),this.flowParseInterfaceish(e),this.finishNode(e,"DeclareInterface")},re.flowParseInterfaceish=function(e){if(e.id=this.parseIdentifier(),this.isRelational("<")?e.typeParameters=this.flowParseTypeParameterDeclaration():e.typeParameters=null,e.extends=[],e.mixins=[],this.eat(T._extends))do{e.extends.push(this.flowParseInterfaceExtends())}while(this.eat(T.comma));if(this.isContextual("mixins")){this.next();do{e.mixins.push(this.flowParseInterfaceExtends())}while(this.eat(T.comma))}e.body=this.flowParseObjectType(!0,!1,!1)},re.flowParseInterfaceExtends=function(){var e=this.startNode();return e.id=this.flowParseQualifiedTypeIdentifier(),this.isRelational("<")?e.typeParameters=this.flowParseTypeParameterInstantiation():e.typeParameters=null,this.finishNode(e,"InterfaceExtends")},re.flowParseInterface=function(e){return this.flowParseInterfaceish(e,!1),this.finishNode(e,"InterfaceDeclaration")},re.flowParseRestrictedIdentifier=function(e){return te.indexOf(this.state.value)>-1&&this.raise(this.state.start,"Cannot overwrite primitive type "+this.state.value),this.parseIdentifier(e)},re.flowParseTypeAlias=function(e){return e.id=this.flowParseRestrictedIdentifier(),this.isRelational("<")?e.typeParameters=this.flowParseTypeParameterDeclaration():e.typeParameters=null,e.right=this.flowParseTypeInitialiser(T.eq),this.semicolon(),this.finishNode(e,"TypeAlias")},re.flowParseOpaqueType=function(e,t){return this.expectContextual("type"),e.id=this.flowParseRestrictedIdentifier(),this.isRelational("<")?e.typeParameters=this.flowParseTypeParameterDeclaration():e.typeParameters=null,e.supertype=null,this.match(T.colon)&&(e.supertype=this.flowParseTypeInitialiser(T.colon)),e.impltype=null,t||(e.impltype=this.flowParseTypeInitialiser(T.eq)),this.semicolon(),this.finishNode(e,"OpaqueType")},re.flowParseTypeParameter=function(){var e=this.startNode(),t=this.flowParseVariance(),r=this.flowParseTypeAnnotatableIdentifier();return e.name=r.name,e.variance=t,e.bound=r.typeAnnotation,this.match(T.eq)&&(this.eat(T.eq),e.default=this.flowParseType()),this.finishNode(e,"TypeParameter")},re.flowParseTypeParameterDeclaration=function(){var e=this.state.inType,t=this.startNode();t.params=[],this.state.inType=!0,this.isRelational("<")||this.match(T.jsxTagStart)?this.next():this.unexpected();do{t.params.push(this.flowParseTypeParameter()),this.isRelational(">")||this.expect(T.comma)}while(!this.isRelational(">"));return this.expectRelational(">"),this.state.inType=e,this.finishNode(t,"TypeParameterDeclaration")},re.flowParseTypeParameterInstantiation=function(){var e=this.startNode(),t=this.state.inType;for(e.params=[],this.state.inType=!0,this.expectRelational("<");!this.isRelational(">");)e.params.push(this.flowParseType()),this.isRelational(">")||this.expect(T.comma);return this.expectRelational(">"),this.state.inType=t,this.finishNode(e,"TypeParameterInstantiation")},re.flowParseObjectPropertyKey=function(){return this.match(T.num)||this.match(T.string)?this.parseExprAtom():this.parseIdentifier(!0)},re.flowParseObjectTypeIndexer=function(e,t,r){return e.static=t,this.expect(T.bracketL),this.lookahead().type===T.colon?(e.id=this.flowParseObjectPropertyKey(),e.key=this.flowParseTypeInitialiser()):(e.id=null,e.key=this.flowParseType()),this.expect(T.bracketR),e.value=this.flowParseTypeInitialiser(),e.variance=r,this.flowObjectTypeSemicolon(),this.finishNode(e,"ObjectTypeIndexer")},re.flowParseObjectTypeMethodish=function(e){for(e.params=[],e.rest=null,e.typeParameters=null,this.isRelational("<")&&(e.typeParameters=this.flowParseTypeParameterDeclaration()),this.expect(T.parenL);!this.match(T.parenR)&&!this.match(T.ellipsis);)e.params.push(this.flowParseFunctionTypeParam()),this.match(T.parenR)||this.expect(T.comma);return this.eat(T.ellipsis)&&(e.rest=this.flowParseFunctionTypeParam()),this.expect(T.parenR),e.returnType=this.flowParseTypeInitialiser(),this.finishNode(e,"FunctionTypeAnnotation")},re.flowParseObjectTypeMethod=function(e,t,r,n){var i=this.startNodeAt(e,t);return i.value=this.flowParseObjectTypeMethodish(this.startNodeAt(e,t)),i.static=r,i.key=n,i.optional=!1,this.flowObjectTypeSemicolon(),this.finishNode(i,"ObjectTypeProperty")},re.flowParseObjectTypeCallProperty=function(e,t){var r=this.startNode();return e.static=t,e.value=this.flowParseObjectTypeMethodish(r),this.flowObjectTypeSemicolon(),this.finishNode(e,"ObjectTypeCallProperty")},re.flowParseObjectType=function(e,t,r){var n=this.state.inType;this.state.inType=!0;var i=this.startNode(),s=void 0,a=void 0,o=!1;i.callProperties=[],i.properties=[],i.indexers=[];var u=void 0,l=void 0;for(t&&this.match(T.braceBarL)?(this.expect(T.braceBarL),u=T.braceBarR,l=!0):(this.expect(T.braceL),u=T.braceR,l=!1),i.exact=l;!this.match(u);){var c=!1,p=this.state.start,h=this.state.startLoc;s=this.startNode(),e&&this.isContextual("static")&&this.lookahead().type!==T.colon&&(this.next(),o=!0);var f=this.state.start,d=this.flowParseVariance();this.match(T.bracketL)?i.indexers.push(this.flowParseObjectTypeIndexer(s,o,d)):this.match(T.parenL)||this.isRelational("<")?(d&&this.unexpected(f),i.callProperties.push(this.flowParseObjectTypeCallProperty(s,o))):this.match(T.ellipsis)?(r||this.unexpected(null,"Spread operator cannot appear in class or interface definitions"),d&&this.unexpected(d.start,"Spread properties cannot have variance"),this.expect(T.ellipsis),s.argument=this.flowParseType(),this.flowObjectTypeSemicolon(),i.properties.push(this.finishNode(s,"ObjectTypeSpreadProperty"))):(a=this.flowParseObjectPropertyKey(),this.isRelational("<")||this.match(T.parenL)?(d&&this.unexpected(d.start),i.properties.push(this.flowParseObjectTypeMethod(p,h,o,a))):(this.eat(T.question)&&(c=!0),s.key=a,s.value=this.flowParseTypeInitialiser(),s.optional=c,s.static=o,s.variance=d,this.flowObjectTypeSemicolon(),i.properties.push(this.finishNode(s,"ObjectTypeProperty")))),o=!1}this.expect(u);var m=this.finishNode(i,"ObjectTypeAnnotation");return this.state.inType=n,m},re.flowObjectTypeSemicolon=function(){this.eat(T.semi)||this.eat(T.comma)||this.match(T.braceR)||this.match(T.braceBarR)||this.unexpected()},re.flowParseQualifiedTypeIdentifier=function(e,t,r){e=e||this.state.start,t=t||this.state.startLoc;for(var n=r||this.parseIdentifier();this.eat(T.dot);){var i=this.startNodeAt(e,t);i.qualification=n,i.id=this.parseIdentifier(),n=this.finishNode(i,"QualifiedTypeIdentifier")}return n},re.flowParseGenericType=function(e,t,r){var n=this.startNodeAt(e,t);return n.typeParameters=null,n.id=this.flowParseQualifiedTypeIdentifier(e,t,r),this.isRelational("<")&&(n.typeParameters=this.flowParseTypeParameterInstantiation()),this.finishNode(n,"GenericTypeAnnotation")},re.flowParseTypeofType=function(){var e=this.startNode();return this.expect(T._typeof),e.argument=this.flowParsePrimaryType(),this.finishNode(e,"TypeofTypeAnnotation")},re.flowParseTupleType=function(){var e=this.startNode();for(e.types=[],this.expect(T.bracketL);this.state.pos<this.input.length&&!this.match(T.bracketR)&&(e.types.push(this.flowParseType()),!this.match(T.bracketR));)this.expect(T.comma);return this.expect(T.bracketR),this.finishNode(e,"TupleTypeAnnotation")},re.flowParseFunctionTypeParam=function(){var e=null,t=!1,r=null,n=this.startNode(),i=this.lookahead();return i.type===T.colon||i.type===T.question?(e=this.parseIdentifier(),this.eat(T.question)&&(t=!0),r=this.flowParseTypeInitialiser()):r=this.flowParseType(),n.name=e,n.optional=t,n.typeAnnotation=r,this.finishNode(n,"FunctionTypeParam")},re.reinterpretTypeAsFunctionTypeParam=function(e){var t=this.startNodeAt(e.start,e.loc.start);return t.name=null,t.optional=!1,t.typeAnnotation=e,this.finishNode(t,"FunctionTypeParam")},re.flowParseFunctionTypeParams=function(){for(var e={params:arguments.length>0&&void 0!==arguments[0]?arguments[0]:[],rest:null};!this.match(T.parenR)&&!this.match(T.ellipsis);)e.params.push(this.flowParseFunctionTypeParam()),this.match(T.parenR)||this.expect(T.comma);return this.eat(T.ellipsis)&&(e.rest=this.flowParseFunctionTypeParam()),e},re.flowIdentToTypeAnnotation=function(e,t,r,n){switch(n.name){case"any":return this.finishNode(r,"AnyTypeAnnotation");case"void":return this.finishNode(r,"VoidTypeAnnotation");case"bool":case"boolean":return this.finishNode(r,"BooleanTypeAnnotation");case"mixed":return this.finishNode(r,"MixedTypeAnnotation");case"empty":return this.finishNode(r,"EmptyTypeAnnotation");case"number":return this.finishNode(r,"NumberTypeAnnotation");case"string":return this.finishNode(r,"StringTypeAnnotation");default:return this.flowParseGenericType(e,t,n)}},re.flowParsePrimaryType=function(){var e=this.state.start,t=this.state.startLoc,r=this.startNode(),n=void 0,i=void 0,s=!1,a=this.state.noAnonFunctionType;switch(this.state.type){case T.name:return this.flowIdentToTypeAnnotation(e,t,r,this.parseIdentifier());case T.braceL:return this.flowParseObjectType(!1,!1,!0);case T.braceBarL:return this.flowParseObjectType(!1,!0,!0);case T.bracketL:return this.flowParseTupleType();case T.relational:if("<"===this.state.value)return r.typeParameters=this.flowParseTypeParameterDeclaration(),this.expect(T.parenL),n=this.flowParseFunctionTypeParams(),r.params=n.params,r.rest=n.rest,this.expect(T.parenR),this.expect(T.arrow),r.returnType=this.flowParseType(),this.finishNode(r,"FunctionTypeAnnotation");break;case T.parenL:if(this.next(),!this.match(T.parenR)&&!this.match(T.ellipsis))if(this.match(T.name)){var o=this.lookahead().type;s=o!==T.question&&o!==T.colon}else s=!0;if(s){if(this.state.noAnonFunctionType=!1,i=this.flowParseType(),this.state.noAnonFunctionType=a,this.state.noAnonFunctionType||!(this.match(T.comma)||this.match(T.parenR)&&this.lookahead().type===T.arrow))return this.expect(T.parenR),i;this.eat(T.comma)}return n=i?this.flowParseFunctionTypeParams([this.reinterpretTypeAsFunctionTypeParam(i)]):this.flowParseFunctionTypeParams(),r.params=n.params,r.rest=n.rest,this.expect(T.parenR),this.expect(T.arrow),r.returnType=this.flowParseType(),r.typeParameters=null,this.finishNode(r,"FunctionTypeAnnotation");case T.string:return this.parseLiteral(this.state.value,"StringLiteralTypeAnnotation");case T._true:case T._false:return r.value=this.match(T._true),this.next(),this.finishNode(r,"BooleanLiteralTypeAnnotation");case T.plusMin:if("-"===this.state.value)return this.next(),this.match(T.num)||this.unexpected(null,"Unexpected token, expected number"),this.parseLiteral(-this.state.value,"NumericLiteralTypeAnnotation",r.start,r.loc.start);this.unexpected();case T.num:return this.parseLiteral(this.state.value,"NumericLiteralTypeAnnotation");case T._null:return r.value=this.match(T._null),this.next(),this.finishNode(r,"NullLiteralTypeAnnotation");case T._this:return r.value=this.match(T._this),this.next(),this.finishNode(r,"ThisTypeAnnotation");case T.star:return this.next(),this.finishNode(r,"ExistentialTypeParam");default:if("typeof"===this.state.type.keyword)return this.flowParseTypeofType()}this.unexpected()},re.flowParsePostfixType=function(){for(var e=this.state.start,t=this.state.startLoc,r=this.flowParsePrimaryType();!this.canInsertSemicolon()&&this.match(T.bracketL);){var n=this.startNodeAt(e,t);n.elementType=r,this.expect(T.bracketL),this.expect(T.bracketR),r=this.finishNode(n,"ArrayTypeAnnotation")}return r},re.flowParsePrefixType=function(){var e=this.startNode();return this.eat(T.question)?(e.typeAnnotation=this.flowParsePrefixType(),this.finishNode(e,"NullableTypeAnnotation")):this.flowParsePostfixType()},re.flowParseAnonFunctionWithoutParens=function(){var e=this.flowParsePrefixType();if(!this.state.noAnonFunctionType&&this.eat(T.arrow)){var t=this.startNodeAt(e.start,e.loc.start);return t.params=[this.reinterpretTypeAsFunctionTypeParam(e)],t.rest=null,t.returnType=this.flowParseType(),t.typeParameters=null,this.finishNode(t,"FunctionTypeAnnotation")}return e},re.flowParseIntersectionType=function(){var e=this.startNode();this.eat(T.bitwiseAND);var t=this.flowParseAnonFunctionWithoutParens();for(e.types=[t];this.eat(T.bitwiseAND);)e.types.push(this.flowParseAnonFunctionWithoutParens());return 1===e.types.length?t:this.finishNode(e,"IntersectionTypeAnnotation")},re.flowParseUnionType=function(){var e=this.startNode();this.eat(T.bitwiseOR);var t=this.flowParseIntersectionType();for(e.types=[t];this.eat(T.bitwiseOR);)e.types.push(this.flowParseIntersectionType());return 1===e.types.length?t:this.finishNode(e,"UnionTypeAnnotation")},re.flowParseType=function(){var e=this.state.inType;this.state.inType=!0;var t=this.flowParseUnionType();return this.state.inType=e,t},re.flowParseTypeAnnotation=function(){var e=this.startNode();return e.typeAnnotation=this.flowParseTypeInitialiser(),this.finishNode(e,"TypeAnnotation")},re.flowParseTypeAndPredicateAnnotation=function(){var e=this.startNode(),t=this.flowParseTypeAndPredicateInitialiser();return e.typeAnnotation=t[0],e.predicate=t[1],this.finishNode(e,"TypeAnnotation")},re.flowParseTypeAnnotatableIdentifier=function(){var e=this.flowParseRestrictedIdentifier();return this.match(T.colon)&&(e.typeAnnotation=this.flowParseTypeAnnotation(),this.finishNode(e,e.type)),e},re.typeCastToParameter=function(e){return e.expression.typeAnnotation=e.typeAnnotation,this.finishNodeAt(e.expression,e.expression.type,e.typeAnnotation.end,e.typeAnnotation.loc.end)},re.flowParseVariance=function(){var e=null;return this.match(T.plusMin)&&("+"===this.state.value?e="plus":"-"===this.state.value&&(e="minus"),this.next()),e};var ne=String.fromCodePoint;if(!ne){var ie=String.fromCharCode,se=Math.floor;ne=function(){var e=[],t=void 0,r=void 0,n=-1,i=arguments.length;if(!i)return"";for(var s="";++n<i;){var a=Number(arguments[n]);if(!isFinite(a)||a<0||a>1114111||se(a)!=a)throw RangeError("Invalid code point: "+a);a<=65535?e.push(a):(t=55296+((a-=65536)>>10),r=a%1024+56320,e.push(t,r)),(n+1==i||e.length>16384)&&(s+=ie.apply(null,e),e.length=0)}return s}}var ae=ne,oe={quot:'"',amp:"&",apos:"'",lt:"<",gt:">",nbsp:" ",iexcl:"¡",cent:"¢",pound:"£",curren:"¤",yen:"¥",brvbar:"¦",sect:"§",uml:"¨",copy:"©",ordf:"ª",laquo:"«",not:"¬",shy:"­",reg:"®",macr:"¯",deg:"°",plusmn:"±",sup2:"²",sup3:"³",acute:"´",micro:"µ",para:"¶",middot:"·",cedil:"¸",sup1:"¹",ordm:"º",raquo:"»",frac14:"¼",frac12:"½",frac34:"¾",iquest:"¿",Agrave:"À",Aacute:"Á",Acirc:"Â",Atilde:"Ã",Auml:"Ä",Aring:"Å",AElig:"Æ",Ccedil:"Ç",Egrave:"È",Eacute:"É",Ecirc:"Ê",Euml:"Ë",Igrave:"Ì",Iacute:"Í",Icirc:"Î",Iuml:"Ï",ETH:"Ð",Ntilde:"Ñ",Ograve:"Ò",Oacute:"Ó",Ocirc:"Ô",Otilde:"Õ",Ouml:"Ö",times:"×",Oslash:"Ø",Ugrave:"Ù",Uacute:"Ú",Ucirc:"Û",Uuml:"Ü",Yacute:"Ý",THORN:"Þ",szlig:"ß",agrave:"à",aacute:"á",acirc:"â",atilde:"ã",auml:"ä",aring:"å",aelig:"æ",ccedil:"ç",egrave:"è",eacute:"é",ecirc:"ê",euml:"ë",igrave:"ì",iacute:"í",icirc:"î",iuml:"ï",eth:"ð",ntilde:"ñ",ograve:"ò",oacute:"ó",ocirc:"ô",otilde:"õ",ouml:"ö",divide:"÷",oslash:"ø",ugrave:"ù",uacute:"ú",ucirc:"û",uuml:"ü",yacute:"ý",thorn:"þ",yuml:"ÿ",OElig:"Œ",oelig:"œ",Scaron:"Š",scaron:"š",Yuml:"Ÿ",fnof:"ƒ",circ:"ˆ",tilde:"˜",Alpha:"Α",Beta:"Β",Gamma:"Γ",Delta:"Δ",Epsilon:"Ε",Zeta:"Ζ",Eta:"Η",Theta:"Θ",Iota:"Ι",Kappa:"Κ",Lambda:"Λ",Mu:"Μ",Nu:"Ν",Xi:"Ξ",Omicron:"Ο",Pi:"Π",Rho:"Ρ",Sigma:"Σ",Tau:"Τ",Upsilon:"Υ",Phi:"Φ",Chi:"Χ",Psi:"Ψ",Omega:"Ω",alpha:"α",beta:"β",gamma:"γ",delta:"δ",epsilon:"ε",zeta:"ζ",eta:"η",theta:"θ",iota:"ι",kappa:"κ",lambda:"λ",mu:"μ",nu:"ν",xi:"ξ",omicron:"ο",pi:"π",rho:"ρ",sigmaf:"ς",sigma:"σ",tau:"τ",upsilon:"υ",phi:"φ",chi:"χ",psi:"ψ",omega:"ω",thetasym:"ϑ",upsih:"ϒ",piv:"ϖ",ensp:" ",emsp:" ",thinsp:" ",zwnj:"‌",zwj:"‍",lrm:"‎",rlm:"‏",ndash:"–",mdash:"—",lsquo:"‘",rsquo:"’",sbquo:"‚",ldquo:"“",rdquo:"”",bdquo:"„",dagger:"†",Dagger:"‡",bull:"•",hellip:"…",permil:"‰",prime:"′",Prime:"″",lsaquo:"‹",rsaquo:"›",oline:"‾",frasl:"⁄",euro:"€",image:"ℑ",weierp:"℘",real:"ℜ",trade:"™",alefsym:"ℵ",larr:"←",uarr:"↑",rarr:"→",darr:"↓",harr:"↔",crarr:"↵",lArr:"⇐",uArr:"⇑",rArr:"⇒",dArr:"⇓",hArr:"⇔",forall:"∀",part:"∂",exist:"∃",empty:"∅",nabla:"∇",isin:"∈",notin:"∉",ni:"∋",prod:"∏",sum:"∑",minus:"−",lowast:"∗",radic:"√",prop:"∝",infin:"∞",ang:"∠",and:"∧",or:"∨",cap:"∩",cup:"∪",int:"∫",there4:"∴",sim:"∼",cong:"≅",asymp:"≈",ne:"≠",equiv:"≡",le:"≤",ge:"≥",sub:"⊂",sup:"⊃",nsub:"⊄",sube:"⊆",supe:"⊇",oplus:"⊕",otimes:"⊗",perp:"⊥",sdot:"⋅",lceil:"⌈",rceil:"⌉",lfloor:"⌊",rfloor:"⌋",lang:"〈",rang:"〉",loz:"◊",spades:"♠",clubs:"♣",hearts:"♥",diams:"♦"},ue=/^[\da-fA-F]+$/,le=/^\d+$/;I.j_oTag=new j("<tag",!1),I.j_cTag=new j("</tag",!1),I.j_expr=new j("<tag>...</tag>",!0,!0),T.jsxName=new w("jsxName"),T.jsxText=new w("jsxText",{beforeExpr:!0}),T.jsxTagStart=new w("jsxTagStart",{startsExpr:!0}),T.jsxTagEnd=new w("jsxTagEnd"),T.jsxTagStart.updateContext=function(){this.state.context.push(I.j_expr),this.state.context.push(I.j_oTag),this.state.exprAllowed=!1},T.jsxTagEnd.updateContext=function(e){var t=this.state.context.pop();t===I.j_oTag&&e===T.slash||t===I.j_cTag?(this.state.context.pop(),this.state.exprAllowed=this.curContext()===I.j_expr):this.state.exprAllowed=!0};var ce=q.prototype;ce.jsxReadToken=function(){for(var e="",t=this.state.pos;;){this.state.pos>=this.input.length&&this.raise(this.state.start,"Unterminated JSX contents");var r=this.input.charCodeAt(this.state.pos);switch(r){case 60:case 123:return this.state.pos===this.state.start?60===r&&this.state.exprAllowed?(++this.state.pos,this.finishToken(T.jsxTagStart)):this.getTokenFromCode(r):(e+=this.input.slice(t,this.state.pos),this.finishToken(T.jsxText,e));case 38:e+=this.input.slice(t,this.state.pos),e+=this.jsxReadEntity(),t=this.state.pos;break;default:o(r)?(e+=this.input.slice(t,this.state.pos),e+=this.jsxReadNewLine(!0),t=this.state.pos):++this.state.pos}}},ce.jsxReadNewLine=function(e){var t=this.input.charCodeAt(this.state.pos),r=void 0;return++this.state.pos,13===t&&10===this.input.charCodeAt(this.state.pos)?(++this.state.pos,r=e?"\n":"\r\n"):r=String.fromCharCode(t),++this.state.curLine,this.state.lineStart=this.state.pos,r},ce.jsxReadString=function(e){for(var t="",r=++this.state.pos;;){this.state.pos>=this.input.length&&this.raise(this.state.start,"Unterminated string constant");var n=this.input.charCodeAt(this.state.pos);if(n===e)break;38===n?(t+=this.input.slice(r,this.state.pos),t+=this.jsxReadEntity(),r=this.state.pos):o(n)?(t+=this.input.slice(r,this.state.pos),t+=this.jsxReadNewLine(!1),r=this.state.pos):++this.state.pos}return t+=this.input.slice(r,this.state.pos++),this.finishToken(T.string,t)},ce.jsxReadEntity=function(){for(var e="",t=0,r=void 0,n=this.input[this.state.pos],i=++this.state.pos;this.state.pos<this.input.length&&t++<10;){if(";"===(n=this.input[this.state.pos++])){"#"===e[0]?"x"===e[1]?(e=e.substr(2),ue.test(e)&&(r=ae(parseInt(e,16)))):(e=e.substr(1),le.test(e)&&(r=ae(parseInt(e,10)))):r=oe[e];break}e+=n}return r||(this.state.pos=i,"&")},ce.jsxReadWord=function(){var e=void 0,t=this.state.pos;do{e=this.input.charCodeAt(++this.state.pos)}while(a(e)||45===e);return this.finishToken(T.jsxName,this.input.slice(t,this.state.pos))},ce.jsxParseIdentifier=function(){var e=this.startNode();return this.match(T.jsxName)?e.name=this.state.value:this.state.type.keyword?e.name=this.state.type.keyword:this.unexpected(),this.next(),this.finishNode(e,"JSXIdentifier")},ce.jsxParseNamespacedName=function(){var e=this.state.start,t=this.state.startLoc,r=this.jsxParseIdentifier();if(!this.eat(T.colon))return r;var n=this.startNodeAt(e,t);return n.namespace=r,n.name=this.jsxParseIdentifier(),this.finishNode(n,"JSXNamespacedName")},ce.jsxParseElementName=function(){for(var e=this.state.start,t=this.state.startLoc,r=this.jsxParseNamespacedName();this.eat(T.dot);){var n=this.startNodeAt(e,t);n.object=r,n.property=this.jsxParseIdentifier(),r=this.finishNode(n,"JSXMemberExpression")}return r},ce.jsxParseAttributeValue=function(){var e=void 0;switch(this.state.type){case T.braceL:if("JSXEmptyExpression"!==(e=this.jsxParseExpressionContainer()).expression.type)return e;this.raise(e.start,"JSX attributes must only be assigned a non-empty expression");case T.jsxTagStart:case T.string:return e=this.parseExprAtom(),e.extra=null,e;default:this.raise(this.state.start,"JSX value should be either an expression or a quoted JSX text")}},ce.jsxParseEmptyExpression=function(){var e=this.startNodeAt(this.state.lastTokEnd,this.state.lastTokEndLoc);return this.finishNodeAt(e,"JSXEmptyExpression",this.state.start,this.state.startLoc)},ce.jsxParseSpreadChild=function(){var e=this.startNode();return this.expect(T.braceL),this.expect(T.ellipsis),e.expression=this.parseExpression(),this.expect(T.braceR),this.finishNode(e,"JSXSpreadChild")},ce.jsxParseExpressionContainer=function(){var e=this.startNode();return this.next(),this.match(T.braceR)?e.expression=this.jsxParseEmptyExpression():e.expression=this.parseExpression(),this.expect(T.braceR),this.finishNode(e,"JSXExpressionContainer")},ce.jsxParseAttribute=function(){var e=this.startNode();return this.eat(T.braceL)?(this.expect(T.ellipsis),e.argument=this.parseMaybeAssign(),this.expect(T.braceR),this.finishNode(e,"JSXSpreadAttribute")):(e.name=this.jsxParseNamespacedName(),e.value=this.eat(T.eq)?this.jsxParseAttributeValue():null,this.finishNode(e,"JSXAttribute"))},ce.jsxParseOpeningElementAt=function(e,t){var r=this.startNodeAt(e,t);for(r.attributes=[],r.name=this.jsxParseElementName();!this.match(T.slash)&&!this.match(T.jsxTagEnd);)r.attributes.push(this.jsxParseAttribute());return r.selfClosing=this.eat(T.slash),this.expect(T.jsxTagEnd),this.finishNode(r,"JSXOpeningElement")},ce.jsxParseClosingElementAt=function(e,t){var r=this.startNodeAt(e,t);return r.name=this.jsxParseElementName(),this.expect(T.jsxTagEnd),this.finishNode(r,"JSXClosingElement")},ce.jsxParseElementAt=function(e,t){var r=this.startNodeAt(e,t),n=[],i=this.jsxParseOpeningElementAt(e,t),s=null;if(!i.selfClosing){e:for(;;)switch(this.state.type){case T.jsxTagStart:if(e=this.state.start,t=this.state.startLoc,this.next(),this.eat(T.slash)){s=this.jsxParseClosingElementAt(e,t);break e}n.push(this.jsxParseElementAt(e,t));break;case T.jsxText:n.push(this.parseExprAtom());break;case T.braceL:this.lookahead().type===T.ellipsis?n.push(this.jsxParseSpreadChild()):n.push(this.jsxParseExpressionContainer());break;default:this.unexpected()}h(s.name)!==h(i.name)&&this.raise(s.start,"Expected corresponding JSX closing tag for <"+h(i.name)+">")}return r.openingElement=i,r.closingElement=s,r.children=n,this.match(T.relational)&&"<"===this.state.value&&this.raise(this.state.start,"Adjacent JSX elements must be wrapped in an enclosing tag"),this.finishNode(r,"JSXElement")},ce.jsxParseElement=function(){var e=this.state.start,t=this.state.startLoc;return this.next(),this.jsxParseElementAt(e,t)};V.estree=function(e){e.extend("checkDeclaration",function(e){return function(t){p(t)?this.checkDeclaration(t.value):e.call(this,t)}}),e.extend("checkGetterSetterParamCount",function(){return function(e){var t="get"===e.kind?0:1;if(e.value.params.length!==t){var r=e.start;"get"===e.kind?this.raise(r,"getter should have no params"):this.raise(r,"setter should have exactly one param")}}}),e.extend("checkLVal",function(e){return function(t,r,n){var i=this;switch(t.type){case"ObjectPattern":t.properties.forEach(function(e){i.checkLVal("Property"===e.type?e.value:e,r,n,"object destructuring pattern")});break;default:for(var s=arguments.length,a=Array(s>3?s-3:0),o=3;o<s;o++)a[o-3]=arguments[o];e.call.apply(e,[this,t,r,n].concat(a))}}}),e.extend("checkPropClash",function(){return function(e,t){if(!e.computed&&p(e)){var r=e.key;"__proto__"===("Identifier"===r.type?r.name:String(r.value))&&(t.proto&&this.raise(r.start,"Redefinition of __proto__ property"),t.proto=!0)}}}),e.extend("isStrictBody",function(){return function(e,t){if(!t&&e.body.body.length>0)for(var r=e.body.body,n=Array.isArray(r),i=0,r=n?r:r[Symbol.iterator]();;){var s;if(n){if(i>=r.length)break;s=r[i++]}else{if((i=r.next()).done)break;s=i.value}var a=s;if("ExpressionStatement"!==a.type||"Literal"!==a.expression.type)break;if("use strict"===a.expression.value)return!0}return!1}}),e.extend("isValidDirective",function(){return function(e){return!("ExpressionStatement"!==e.type||"Literal"!==e.expression.type||"string"!=typeof e.expression.value||e.expression.extra&&e.expression.extra.parenthesized)}}),e.extend("stmtToDirective",function(e){return function(t){var r=e.call(this,t),n=t.expression.value;return r.value.value=n,r}}),e.extend("parseBlockBody",function(e){return function(t){for(var r=this,n=arguments.length,i=Array(n>1?n-1:0),s=1;s<n;s++)i[s-1]=arguments[s];e.call.apply(e,[this,t].concat(i)),t.directives.reverse().forEach(function(e){t.body.unshift(r.directiveToStmt(e))}),delete t.directives}}),e.extend("parseClassMethod",function(){return function(e,t,r,n){this.parseMethod(t,r,n),t.typeParameters&&(t.value.typeParameters=t.typeParameters,delete t.typeParameters),e.body.push(this.finishNode(t,"MethodDefinition"))}}),e.extend("parseExprAtom",function(e){return function(){switch(this.state.type){case T.regexp:return this.estreeParseRegExpLiteral(this.state.value);case T.num:case T.string:return this.estreeParseLiteral(this.state.value);case T._null:return this.estreeParseLiteral(null);case T._true:return this.estreeParseLiteral(!0);case T._false:return this.estreeParseLiteral(!1);default:for(var t=arguments.length,r=Array(t),n=0;n<t;n++)r[n]=arguments[n];return e.call.apply(e,[this].concat(r))}}}),e.extend("parseLiteral",function(e){return function(){for(var t=arguments.length,r=Array(t),n=0;n<t;n++)r[n]=arguments[n];var i=e.call.apply(e,[this].concat(r));return i.raw=i.extra.raw,delete i.extra,i}}),e.extend("parseMethod",function(e){return function(t){var r=this.startNode();r.kind=t.kind;for(var n=arguments.length,i=Array(n>1?n-1:0),s=1;s<n;s++)i[s-1]=arguments[s];return r=e.call.apply(e,[this,r].concat(i)),delete r.kind,t.value=this.finishNode(r,"FunctionExpression"),t}}),e.extend("parseObjectMethod",function(e){return function(){for(var t=arguments.length,r=Array(t),n=0;n<t;n++)r[n]=arguments[n];var i=e.call.apply(e,[this].concat(r));return i&&("method"===i.kind&&(i.kind="init"),i.type="Property"),i}}),e.extend("parseObjectProperty",function(e){return function(){for(var t=arguments.length,r=Array(t),n=0;n<t;n++)r[n]=arguments[n];var i=e.call.apply(e,[this].concat(r));return i&&(i.kind="init",i.type="Property"),i}}),e.extend("toAssignable",function(e){return function(t,r){for(var n=arguments.length,i=Array(n>2?n-2:0),s=2;s<n;s++)i[s-2]=arguments[s];if(p(t))return this.toAssignable.apply(this,[t.value,r].concat(i)),t;if("ObjectExpression"===t.type){t.type="ObjectPattern";for(var a=t.properties,o=Array.isArray(a),u=0,a=o?a:a[Symbol.iterator]();;){var l;if(o){if(u>=a.length)break;l=a[u++]}else{if((u=a.next()).done)break;l=u.value}var c=l;"get"===c.kind||"set"===c.kind?this.raise(c.key.start,"Object pattern can't contain getter or setter"):c.method?this.raise(c.key.start,"Object pattern can't contain methods"):this.toAssignable(c,r,"object destructuring pattern")}return t}return e.call.apply(e,[this,t,r].concat(i))}})},V.flow=function(e){e.extend("parseFunctionBody",function(e){return function(t,r){return this.match(T.colon)&&!r&&(t.returnType=this.flowParseTypeAndPredicateAnnotation()),e.call(this,t,r)}}),e.extend("parseStatement",function(e){return function(t,r){if(this.state.strict&&this.match(T.name)&&"interface"===this.state.value){var n=this.startNode();return this.next(),this.flowParseInterface(n)}return e.call(this,t,r)}}),e.extend("parseExpressionStatement",function(e){return function(t,r){if("Identifier"===r.type)if("declare"===r.name){if(this.match(T._class)||this.match(T.name)||this.match(T._function)||this.match(T._var)||this.match(T._export))return this.flowParseDeclare(t)}else if(this.match(T.name)){if("interface"===r.name)return this.flowParseInterface(t);if("type"===r.name)return this.flowParseTypeAlias(t);if("opaque"===r.name)return this.flowParseOpaqueType(t,!1)}return e.call(this,t,r)}}),e.extend("shouldParseExportDeclaration",function(e){return function(){return this.isContextual("type")||this.isContextual("interface")||this.isContextual("opaque")||e.call(this)}}),e.extend("isExportDefaultSpecifier",function(e){return function(){return(!this.match(T.name)||"type"!==this.state.value&&"interface"!==this.state.value&&"opaque"!==this.state.value)&&e.call(this)}}),e.extend("parseConditional",function(e){return function(t,r,n,i,s){if(s&&this.match(T.question)){var a=this.state.clone();try{return e.call(this,t,r,n,i)}catch(e){if(e instanceof 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this.next(),this.flowParseOpaqueType(n,!1)}if(this.isContextual("interface")){t.exportKind="type";var i=this.startNode();return this.next(),this.flowParseInterface(i)}return e.call(this,t)}}),e.extend("parseClassId",function(e){return function(t){e.apply(this,arguments),this.isRelational("<")&&(t.typeParameters=this.flowParseTypeParameterDeclaration())}}),e.extend("isKeyword",function(e){return function(t){return(!this.state.inType||"void"!==t)&&e.call(this,t)}}),e.extend("readToken",function(e){return function(t){return!this.state.inType||62!==t&&60!==t?e.call(this,t):this.finishOp(T.relational,1)}}),e.extend("jsx_readToken",function(e){return function(){if(!this.state.inType)return e.call(this)}}),e.extend("toAssignable",function(e){return function(t,r,n){return"TypeCastExpression"===t.type?e.call(this,this.typeCastToParameter(t),r,n):e.call(this,t,r,n)}}),e.extend("toAssignableList",function(e){return function(t,r,n){for(var i=0;i<t.length;i++){var s=t[i];s&&"TypeCastExpression"===s.type&&(t[i]=this.typeCastToParameter(s))}return e.call(this,t,r,n)}}),e.extend("toReferencedList",function(){return function(e){for(var t=0;t<e.length;t++){var r=e[t];r&&r._exprListItem&&"TypeCastExpression"===r.type&&this.raise(r.start,"Unexpected type cast")}return e}}),e.extend("parseExprListItem",function(e){return function(){for(var t=this.startNode(),r=arguments.length,n=Array(r),i=0;i<r;i++)n[i]=arguments[i];var s=e.call.apply(e,[this].concat(n));return this.match(T.colon)?(t._exprListItem=!0,t.expression=s,t.typeAnnotation=this.flowParseTypeAnnotation(),this.finishNode(t,"TypeCastExpression")):s}}),e.extend("checkLVal",function(e){return function(t){if("TypeCastExpression"!==t.type)return e.apply(this,arguments)}}),e.extend("parseClassProperty",function(e){return function(t){return delete t.variancePos,this.match(T.colon)&&(t.typeAnnotation=this.flowParseTypeAnnotation()),e.call(this,t)}}),e.extend("isClassMethod",function(e){return function(){return this.isRelational("<")||e.call(this)}}),e.extend("isClassProperty",function(e){return function(){return this.match(T.colon)||e.call(this)}}),e.extend("isNonstaticConstructor",function(e){return function(t){return!this.match(T.colon)&&e.call(this,t)}}),e.extend("parseClassMethod",function(e){return function(t,r){r.variance&&this.unexpected(r.variancePos),delete r.variance,delete r.variancePos,this.isRelational("<")&&(r.typeParameters=this.flowParseTypeParameterDeclaration());for(var n=arguments.length,i=Array(n>2?n-2:0),s=2;s<n;s++)i[s-2]=arguments[s];e.call.apply(e,[this,t,r].concat(i))}}),e.extend("parseClassSuper",function(e){return function(t,r){if(e.call(this,t,r),t.superClass&&this.isRelational("<")&&(t.superTypeParameters=this.flowParseTypeParameterInstantiation()),this.isContextual("implements")){this.next();var n=t.implements=[];do{var i=this.startNode();i.id=this.parseIdentifier(),this.isRelational("<")?i.typeParameters=this.flowParseTypeParameterInstantiation():i.typeParameters=null,n.push(this.finishNode(i,"ClassImplements"))}while(this.eat(T.comma))}}}),e.extend("parsePropertyName",function(e){return function(t){var r=this.state.start,n=this.flowParseVariance(),i=e.call(this,t);return t.variance=n,t.variancePos=r,i}}),e.extend("parseObjPropValue",function(e){return function(t){t.variance&&this.unexpected(t.variancePos),delete t.variance,delete t.variancePos;var r=void 0;this.isRelational("<")&&(r=this.flowParseTypeParameterDeclaration(),this.match(T.parenL)||this.unexpected()),e.apply(this,arguments),r&&((t.value||t).typeParameters=r)}}),e.extend("parseAssignableListItemTypes",function(){return function(e){return this.eat(T.question)&&(e.optional=!0),this.match(T.colon)&&(e.typeAnnotation=this.flowParseTypeAnnotation()),this.finishNode(e,e.type),e}}),e.extend("parseMaybeDefault",function(e){return function(){for(var t=arguments.length,r=Array(t),n=0;n<t;n++)r[n]=arguments[n];var i=e.apply(this,r);return"AssignmentPattern"===i.type&&i.typeAnnotation&&i.right.start<i.typeAnnotation.start&&this.raise(i.typeAnnotation.start,"Type annotations must come before default assignments, e.g. instead of `age = 25: number` use `age: number = 25`"),i}}),e.extend("parseImportSpecifiers",function(e){return function(t){t.importKind="value";var r=null;if(this.match(T._typeof)?r="typeof":this.isContextual("type")&&(r="type"),r){var n=this.lookahead();(n.type===T.name&&"from"!==n.value||n.type===T.braceL||n.type===T.star)&&(this.next(),t.importKind=r)}e.call(this,t)}}),e.extend("parseImportSpecifier",function(){return function(e){var t=this.startNode(),r=this.state.start,n=this.parseIdentifier(!0),i=null;"type"===n.name?i="type":"typeof"===n.name&&(i="typeof");var s=!1;if(this.isContextual("as")){var a=this.parseIdentifier(!0);null===i||this.match(T.name)||this.state.type.keyword?(t.imported=n,t.importKind=null,t.local=this.parseIdentifier()):(t.imported=a,t.importKind=i,t.local=a.__clone())}else null!==i&&(this.match(T.name)||this.state.type.keyword)?(t.imported=this.parseIdentifier(!0),t.importKind=i,this.eatContextual("as")?t.local=this.parseIdentifier():(s=!0,t.local=t.imported.__clone())):(s=!0,t.imported=n,t.importKind=null,t.local=t.imported.__clone());"type"!==e.importKind&&"typeof"!==e.importKind||"type"!==t.importKind&&"typeof"!==t.importKind||this.raise(r,"`The `type` and `typeof` keywords on named imports can only be used on regular `import` statements. It cannot be used with `import type` or `import typeof` statements`"),s&&this.checkReservedWord(t.local.name,t.start,!0,!0),this.checkLVal(t.local,!0,void 0,"import specifier"),e.specifiers.push(this.finishNode(t,"ImportSpecifier"))}}),e.extend("parseFunctionParams",function(e){return function(t){this.isRelational("<")&&(t.typeParameters=this.flowParseTypeParameterDeclaration()),e.call(this,t)}}),e.extend("parseVarHead",function(e){return function(t){e.call(this,t),this.match(T.colon)&&(t.id.typeAnnotation=this.flowParseTypeAnnotation(),this.finishNode(t.id,t.id.type))}}),e.extend("parseAsyncArrowFromCallExpression",function(e){return function(t,r){if(this.match(T.colon)){var n=this.state.noAnonFunctionType;this.state.noAnonFunctionType=!0,t.returnType=this.flowParseTypeAnnotation(),this.state.noAnonFunctionType=n}return e.call(this,t,r)}}),e.extend("shouldParseAsyncArrow",function(e){return function(){return this.match(T.colon)||e.call(this)}}),e.extend("parseMaybeAssign",function(e){return function(){for(var t=null,r=arguments.length,n=Array(r),i=0;i<r;i++)n[i]=arguments[i];if(T.jsxTagStart&&this.match(T.jsxTagStart)){var s=this.state.clone();try{return e.apply(this,n)}catch(e){if(!(e instanceof SyntaxError))throw e;this.state=s,this.state.context.length-=2,t=e}}if(null!=t||this.isRelational("<")){var a=void 0,o=void 0;try{o=this.flowParseTypeParameterDeclaration(),(a=e.apply(this,n)).typeParameters=o,a.start=o.start,a.loc.start=o.loc.start}catch(e){throw t||e}if("ArrowFunctionExpression"===a.type)return a;if(null!=t)throw t;this.raise(o.start,"Expected an arrow function after this type parameter declaration")}return e.apply(this,n)}}),e.extend("parseArrow",function(e){return function(t){if(this.match(T.colon)){var r=this.state.clone();try{var n=this.state.noAnonFunctionType;this.state.noAnonFunctionType=!0;var i=this.flowParseTypeAndPredicateAnnotation();this.state.noAnonFunctionType=n,this.canInsertSemicolon()&&this.unexpected(),this.match(T.arrow)||this.unexpected(),t.returnType=i}catch(e){if(!(e instanceof SyntaxError))throw e;this.state=r}}return e.call(this,t)}}),e.extend("shouldParseArrow",function(e){return function(){return this.match(T.colon)||e.call(this)}})},V.jsx=function(e){e.extend("parseExprAtom",function(e){return function(t){if(this.match(T.jsxText)){var r=this.parseLiteral(this.state.value,"JSXText");return r.extra=null,r}return this.match(T.jsxTagStart)?this.jsxParseElement():e.call(this,t)}}),e.extend("readToken",function(e){return function(t){if(this.state.inPropertyName)return e.call(this,t);var r=this.curContext();if(r===I.j_expr)return this.jsxReadToken();if(r===I.j_oTag||r===I.j_cTag){if(s(t))return this.jsxReadWord();if(62===t)return++this.state.pos,this.finishToken(T.jsxTagEnd);if((34===t||39===t)&&r===I.j_oTag)return this.jsxReadString(t)}return 60===t&&this.state.exprAllowed?(++this.state.pos,this.finishToken(T.jsxTagStart)):e.call(this,t)}}),e.extend("updateContext",function(e){return function(t){if(this.match(T.braceL)){var r=this.curContext();r===I.j_oTag?this.state.context.push(I.braceExpression):r===I.j_expr?this.state.context.push(I.templateQuasi):e.call(this,t),this.state.exprAllowed=!0}else{if(!this.match(T.slash)||t!==T.jsxTagStart)return e.call(this,t);this.state.context.length-=2,this.state.context.push(I.j_cTag),this.state.exprAllowed=!1}}})},r.parse=function(e,t){return new q(t,e).parse()},r.parseExpression=function(e,t){var r=new q(t,e);return r.options.strictMode&&(r.state.strict=!0),r.getExpression()},r.tokTypes=T},{}],189:[function(e,t,r){"use strict";function n(e,t,r){e instanceof RegExp&&(e=i(e,r)),t instanceof RegExp&&(t=i(t,r));var n=s(e,t,r);return n&&{start:n[0],end:n[1],pre:r.slice(0,n[0]),body:r.slice(n[0]+e.length,n[1]),post:r.slice(n[1]+t.length)}}function i(e,t){var r=t.match(e);return r?r[0]:null}function s(e,t,r){var n,i,s,a,o,u=r.indexOf(e),l=r.indexOf(t,u+1),c=u;if(u>=0&&l>0){for(n=[],s=r.length;c>=0&&!o;)c==u?(n.push(c),u=r.indexOf(e,c+1)):1==n.length?o=[n.pop(),l]:((i=n.pop())<s&&(s=i,a=l),l=r.indexOf(t,c+1)),c=u<l&&u>=0?u:l;n.length&&(o=[s,a])}return o}t.exports=n,n.range=s},{}],190:[function(e,t,r){"use strict";function n(e){var t=e.length;if(t%4>0)throw new Error("Invalid string. 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i={comment:{type:r,value:e.value,range:[t.start.offset,t.end.offset]},start:t.start.offset};e.loc&&(i.comment.loc=e.loc),e.type=r,this.leading.push(i),this.trailing.push(i)}},e.prototype.visit=function(e,t){"LineComment"===e.type?this.visitComment(e,t):"BlockComment"===e.type?this.visitComment(e,t):this.attach&&this.visitNode(e,t)},e}();t.CommentHandler=i},function(e,t){"use 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strict";var n=r(4),i=r(5),s=r(6),a=r(7),o=r(8),u=r(2),l=r(10),c="ArrowParameterPlaceHolder",p=function(){function e(e,t,r){void 0===t&&(t={}),this.config={range:"boolean"==typeof t.range&&t.range,loc:"boolean"==typeof t.loc&&t.loc,source:null,tokens:"boolean"==typeof t.tokens&&t.tokens,comment:"boolean"==typeof t.comment&&t.comment,tolerant:"boolean"==typeof t.tolerant&&t.tolerant},this.config.loc&&t.source&&null!==t.source&&(this.config.source=String(t.source)),this.delegate=r,this.errorHandler=new s.ErrorHandler,this.errorHandler.tolerant=this.config.tolerant,this.scanner=new o.Scanner(e,this.errorHandler),this.scanner.trackComment=this.config.comment,this.operatorPrecedence={")":0,";":0,",":0,"=":0,"]":0,"||":1,"&&":2,"|":3,"^":4,"&":5,"==":6,"!=":6,"===":6,"!==":6,"<":7,">":7,"<=":7,">=":7,"<<":8,">>":8,">>>":8,"+":9,"-":9,"*":11,"/":11,"%":11},this.sourceType=t&&"module"===t.sourceType?"module":"script",this.lookahead=null,this.hasLineTerminator=!1,this.context={allowIn:!0,allowYield:!0,firstCoverInitializedNameError:null,isAssignmentTarget:!1,isBindingElement:!1,inFunctionBody:!1,inIteration:!1,inSwitch:!1,labelSet:{},strict:"module"===this.sourceType},this.tokens=[],this.startMarker={index:0,lineNumber:this.scanner.lineNumber,lineStart:0},this.lastMarker={index:0,lineNumber:this.scanner.lineNumber,lineStart:0},this.nextToken(),this.lastMarker={index:this.scanner.index,lineNumber:this.scanner.lineNumber,lineStart:this.scanner.lineStart}}return e.prototype.throwError=function(e){for(var t=[],r=1;r<arguments.length;r++)t[r-1]=arguments[r];var i=Array.prototype.slice.call(arguments,1),s=e.replace(/%(\d)/g,function(e,t){return n.assert(t<i.length,"Message reference must be in range"),i[t]}),a=this.lastMarker.index,o=this.lastMarker.lineNumber,u=this.lastMarker.index-this.lastMarker.lineStart+1;throw this.errorHandler.createError(a,o,u,s)},e.prototype.tolerateError=function(e){for(var t=[],r=1;r<arguments.length;r++)t[r-1]=arguments[r];var i=Array.prototype.slice.call(arguments,1),s=e.replace(/%(\d)/g,function(e,t){return n.assert(t<i.length,"Message reference must be in range"),i[t]}),a=this.lastMarker.index,o=this.scanner.lineNumber,u=this.lastMarker.index-this.lastMarker.lineStart+1;this.errorHandler.tolerateError(a,o,u,s)},e.prototype.unexpectedTokenError=function(e,t){var r,n=t||i.Messages.UnexpectedToken;if(e?(t||(n=e.type===a.Token.EOF?i.Messages.UnexpectedEOS:e.type===a.Token.Identifier?i.Messages.UnexpectedIdentifier:e.type===a.Token.NumericLiteral?i.Messages.UnexpectedNumber:e.type===a.Token.StringLiteral?i.Messages.UnexpectedString:e.type===a.Token.Template?i.Messages.UnexpectedTemplate:i.Messages.UnexpectedToken,e.type===a.Token.Keyword&&(this.scanner.isFutureReservedWord(e.value)?n=i.Messages.UnexpectedReserved:this.context.strict&&this.scanner.isStrictModeReservedWord(e.value)&&(n=i.Messages.StrictReservedWord))),r=e.type===a.Token.Template?e.value.raw:e.value):r="ILLEGAL",n=n.replace("%0",r),e&&"number"==typeof e.lineNumber){var s=e.start,o=e.lineNumber,u=e.start-this.lastMarker.lineStart+1;return this.errorHandler.createError(s,o,u,n)}var s=this.lastMarker.index,o=this.lastMarker.lineNumber,u=s-this.lastMarker.lineStart+1;return this.errorHandler.createError(s,o,u,n)},e.prototype.throwUnexpectedToken=function(e,t){throw this.unexpectedTokenError(e,t)},e.prototype.tolerateUnexpectedToken=function(e,t){this.errorHandler.tolerate(this.unexpectedTokenError(e,t))},e.prototype.collectComments=function(){if(this.config.comment){var e=this.scanner.scanComments();if(e.length>0&&this.delegate)for(var t=0;t<e.length;++t){var r=e[t],n=void 0;n={type:r.multiLine?"BlockComment":"LineComment",value:this.scanner.source.slice(r.slice[0],r.slice[1])},this.config.range&&(n.range=r.range),this.config.loc&&(n.loc=r.loc);var i={start:{line:r.loc.start.line,column:r.loc.start.column,offset:r.range[0]},end:{line:r.loc.end.line,column:r.loc.end.column,offset:r.range[1]}};this.delegate(n,i)}}else this.scanner.scanComments()},e.prototype.getTokenRaw=function(e){return this.scanner.source.slice(e.start,e.end)},e.prototype.convertToken=function(e){var t;return t={type:a.TokenName[e.type],value:this.getTokenRaw(e)},this.config.range&&(t.range=[e.start,e.end]),this.config.loc&&(t.loc={start:{line:this.startMarker.lineNumber,column:this.startMarker.index-this.startMarker.lineStart},end:{line:this.scanner.lineNumber,column:this.scanner.index-this.scanner.lineStart}}),e.regex&&(t.regex=e.regex),t},e.prototype.nextToken=function(){var e=this.lookahead;this.lastMarker.index=this.scanner.index,this.lastMarker.lineNumber=this.scanner.lineNumber,this.lastMarker.lineStart=this.scanner.lineStart,this.collectComments(),this.startMarker.index=this.scanner.index,this.startMarker.lineNumber=this.scanner.lineNumber,this.startMarker.lineStart=this.scanner.lineStart;var t;return t=this.scanner.lex(),this.hasLineTerminator=!(!e||!t)&&e.lineNumber!==t.lineNumber,t&&this.context.strict&&t.type===a.Token.Identifier&&this.scanner.isStrictModeReservedWord(t.value)&&(t.type=a.Token.Keyword),this.lookahead=t,this.config.tokens&&t.type!==a.Token.EOF&&this.tokens.push(this.convertToken(t)),e},e.prototype.nextRegexToken=function(){this.collectComments();var e=this.scanner.scanRegExp();return this.config.tokens&&(this.tokens.pop(),this.tokens.push(this.convertToken(e))),this.lookahead=e,this.nextToken(),e},e.prototype.createNode=function(){return{index:this.startMarker.index,line:this.startMarker.lineNumber,column:this.startMarker.index-this.startMarker.lineStart}},e.prototype.startNode=function(e){return{index:e.start,line:e.lineNumber,column:e.start-e.lineStart}},e.prototype.finalize=function(e,t){if(this.config.range&&(t.range=[e.index,this.lastMarker.index]),this.config.loc&&(t.loc={start:{line:e.line,column:e.column},end:{line:this.lastMarker.lineNumber,column:this.lastMarker.index-this.lastMarker.lineStart}},this.config.source&&(t.loc.source=this.config.source)),this.delegate){var r={start:{line:e.line,column:e.column,offset:e.index},end:{line:this.lastMarker.lineNumber,column:this.lastMarker.index-this.lastMarker.lineStart,offset:this.lastMarker.index}};this.delegate(t,r)}return t},e.prototype.expect=function(e){var t=this.nextToken();t.type===a.Token.Punctuator&&t.value===e||this.throwUnexpectedToken(t)},e.prototype.expectCommaSeparator=function(){if(this.config.tolerant){var e=this.lookahead;e.type===a.Token.Punctuator&&","===e.value?this.nextToken():e.type===a.Token.Punctuator&&";"===e.value?(this.nextToken(),this.tolerateUnexpectedToken(e)):this.tolerateUnexpectedToken(e,i.Messages.UnexpectedToken)}else this.expect(",")},e.prototype.expectKeyword=function(e){var t=this.nextToken();t.type===a.Token.Keyword&&t.value===e||this.throwUnexpectedToken(t)},e.prototype.match=function(e){return this.lookahead.type===a.Token.Punctuator&&this.lookahead.value===e},e.prototype.matchKeyword=function(e){return this.lookahead.type===a.Token.Keyword&&this.lookahead.value===e},e.prototype.matchContextualKeyword=function(e){return this.lookahead.type===a.Token.Identifier&&this.lookahead.value===e},e.prototype.matchAssign=function(){if(this.lookahead.type!==a.Token.Punctuator)return!1;var e=this.lookahead.value;return"="===e||"*="===e||"**="===e||"/="===e||"%="===e||"+="===e||"-="===e||"<<="===e||">>="===e||">>>="===e||"&="===e||"^="===e||"|="===e},e.prototype.isolateCoverGrammar=function(e){var t=this.context.isBindingElement,r=this.context.isAssignmentTarget,n=this.context.firstCoverInitializedNameError;this.context.isBindingElement=!0,this.context.isAssignmentTarget=!0,this.context.firstCoverInitializedNameError=null;var i=e.call(this);return null!==this.context.firstCoverInitializedNameError&&this.throwUnexpectedToken(this.context.firstCoverInitializedNameError),this.context.isBindingElement=t,this.context.isAssignmentTarget=r,this.context.firstCoverInitializedNameError=n,i},e.prototype.inheritCoverGrammar=function(e){var t=this.context.isBindingElement,r=this.context.isAssignmentTarget,n=this.context.firstCoverInitializedNameError;this.context.isBindingElement=!0,this.context.isAssignmentTarget=!0,this.context.firstCoverInitializedNameError=null;var i=e.call(this);return this.context.isBindingElement=this.context.isBindingElement&&t,this.context.isAssignmentTarget=this.context.isAssignmentTarget&&r,this.context.firstCoverInitializedNameError=n||this.context.firstCoverInitializedNameError,i},e.prototype.consumeSemicolon=function(){this.match(";")?this.nextToken():this.hasLineTerminator||(this.lookahead.type===a.Token.EOF||this.match("}")||this.throwUnexpectedToken(this.lookahead),this.lastMarker.index=this.startMarker.index,this.lastMarker.lineNumber=this.startMarker.lineNumber,this.lastMarker.lineStart=this.startMarker.lineStart)},e.prototype.parsePrimaryExpression=function(){var e,t,r,n=this.createNode();switch(this.lookahead.type){case a.Token.Identifier:"module"===this.sourceType&&"await"===this.lookahead.value&&this.tolerateUnexpectedToken(this.lookahead),e=this.finalize(n,new l.Identifier(this.nextToken().value));break;case a.Token.NumericLiteral:case a.Token.StringLiteral:this.context.strict&&this.lookahead.octal&&this.tolerateUnexpectedToken(this.lookahead,i.Messages.StrictOctalLiteral),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,t=this.nextToken(),r=this.getTokenRaw(t),e=this.finalize(n,new l.Literal(t.value,r));break;case a.Token.BooleanLiteral:this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,(t=this.nextToken()).value="true"===t.value,r=this.getTokenRaw(t),e=this.finalize(n,new l.Literal(t.value,r));break;case a.Token.NullLiteral:this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,(t=this.nextToken()).value=null,r=this.getTokenRaw(t),e=this.finalize(n,new l.Literal(t.value,r));break;case a.Token.Template:e=this.parseTemplateLiteral();break;case a.Token.Punctuator:switch(this.lookahead.value){case"(":this.context.isBindingElement=!1,e=this.inheritCoverGrammar(this.parseGroupExpression);break;case"[":e=this.inheritCoverGrammar(this.parseArrayInitializer);break;case"{":e=this.inheritCoverGrammar(this.parseObjectInitializer);break;case"/":case"/=":this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,this.scanner.index=this.startMarker.index,t=this.nextRegexToken(),r=this.getTokenRaw(t),e=this.finalize(n,new l.RegexLiteral(t.value,r,t.regex));break;default:this.throwUnexpectedToken(this.nextToken())}break;case a.Token.Keyword:!this.context.strict&&this.context.allowYield&&this.matchKeyword("yield")?e=this.parseIdentifierName():!this.context.strict&&this.matchKeyword("let")?e=this.finalize(n,new l.Identifier(this.nextToken().value)):(this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,this.matchKeyword("function")?e=this.parseFunctionExpression():this.matchKeyword("this")?(this.nextToken(),e=this.finalize(n,new l.ThisExpression)):this.matchKeyword("class")?e=this.parseClassExpression():this.throwUnexpectedToken(this.nextToken()));break;default:this.throwUnexpectedToken(this.nextToken())}return e},e.prototype.parseSpreadElement=function(){var e=this.createNode();this.expect("...");var t=this.inheritCoverGrammar(this.parseAssignmentExpression);return this.finalize(e,new l.SpreadElement(t))},e.prototype.parseArrayInitializer=function(){var e=this.createNode(),t=[];for(this.expect("[");!this.match("]");)if(this.match(","))this.nextToken(),t.push(null);else if(this.match("...")){var r=this.parseSpreadElement();this.match("]")||(this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,this.expect(",")),t.push(r)}else t.push(this.inheritCoverGrammar(this.parseAssignmentExpression)),this.match("]")||this.expect(",");return this.expect("]"),this.finalize(e,new l.ArrayExpression(t))},e.prototype.parsePropertyMethod=function(e){this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1;var t=this.context.strict,r=this.isolateCoverGrammar(this.parseFunctionSourceElements);return this.context.strict&&e.firstRestricted&&this.tolerateUnexpectedToken(e.firstRestricted,e.message),this.context.strict&&e.stricted&&this.tolerateUnexpectedToken(e.stricted,e.message),this.context.strict=t,r},e.prototype.parsePropertyMethodFunction=function(){var e=this.createNode(),t=this.context.allowYield;this.context.allowYield=!1;var r=this.parseFormalParameters(),n=this.parsePropertyMethod(r);return this.context.allowYield=t,this.finalize(e,new l.FunctionExpression(null,r.params,n,!1))},e.prototype.parseObjectPropertyKey=function(){var e=this.createNode(),t=this.nextToken(),r=null;switch(t.type){case a.Token.StringLiteral:case a.Token.NumericLiteral:this.context.strict&&t.octal&&this.tolerateUnexpectedToken(t,i.Messages.StrictOctalLiteral);var n=this.getTokenRaw(t);r=this.finalize(e,new l.Literal(t.value,n));break;case a.Token.Identifier:case a.Token.BooleanLiteral:case a.Token.NullLiteral:case a.Token.Keyword:r=this.finalize(e,new l.Identifier(t.value));break;case a.Token.Punctuator:"["===t.value?(r=this.isolateCoverGrammar(this.parseAssignmentExpression),this.expect("]")):this.throwUnexpectedToken(t);break;default:this.throwUnexpectedToken(t)}return r},e.prototype.isPropertyKey=function(e,t){return e.type===u.Syntax.Identifier&&e.name===t||e.type===u.Syntax.Literal&&e.value===t},e.prototype.parseObjectProperty=function(e){var t,r,n,s=this.createNode(),o=this.lookahead,u=!1,c=!1,p=!1;o.type===a.Token.Identifier?(this.nextToken(),r=this.finalize(s,new l.Identifier(o.value))):this.match("*")?this.nextToken():(u=this.match("["),r=this.parseObjectPropertyKey());var h=this.qualifiedPropertyName(this.lookahead);if(o.type===a.Token.Identifier&&"get"===o.value&&h)t="get",u=this.match("["),r=this.parseObjectPropertyKey(),this.context.allowYield=!1,n=this.parseGetterMethod();else if(o.type===a.Token.Identifier&&"set"===o.value&&h)t="set",u=this.match("["),r=this.parseObjectPropertyKey(),n=this.parseSetterMethod();else if(o.type===a.Token.Punctuator&&"*"===o.value&&h)t="init",u=this.match("["),r=this.parseObjectPropertyKey(),n=this.parseGeneratorMethod(),c=!0;else if(r||this.throwUnexpectedToken(this.lookahead),t="init",this.match(":"))!u&&this.isPropertyKey(r,"__proto__")&&(e.value&&this.tolerateError(i.Messages.DuplicateProtoProperty),e.value=!0),this.nextToken(),n=this.inheritCoverGrammar(this.parseAssignmentExpression);else if(this.match("("))n=this.parsePropertyMethodFunction(),c=!0;else if(o.type===a.Token.Identifier){var f=this.finalize(s,new l.Identifier(o.value));if(this.match("=")){this.context.firstCoverInitializedNameError=this.lookahead,this.nextToken(),p=!0;var d=this.isolateCoverGrammar(this.parseAssignmentExpression);n=this.finalize(s,new l.AssignmentPattern(f,d))}else p=!0,n=f}else this.throwUnexpectedToken(this.nextToken());return this.finalize(s,new l.Property(t,r,u,n,c,p))},e.prototype.parseObjectInitializer=function(){var e=this.createNode();this.expect("{");for(var t=[],r={value:!1};!this.match("}");)t.push(this.parseObjectProperty(r)),this.match("}")||this.expectCommaSeparator();return this.expect("}"),this.finalize(e,new l.ObjectExpression(t))},e.prototype.parseTemplateHead=function(){n.assert(this.lookahead.head,"Template literal must start with a template head");var e=this.createNode(),t=this.nextToken(),r={raw:t.value.raw,cooked:t.value.cooked};return this.finalize(e,new l.TemplateElement(r,t.tail))},e.prototype.parseTemplateElement=function(){this.lookahead.type!==a.Token.Template&&this.throwUnexpectedToken();var e=this.createNode(),t=this.nextToken(),r={raw:t.value.raw,cooked:t.value.cooked};return this.finalize(e,new l.TemplateElement(r,t.tail))},e.prototype.parseTemplateLiteral=function(){var e=this.createNode(),t=[],r=[],n=this.parseTemplateHead();for(r.push(n);!n.tail;)t.push(this.parseExpression()),n=this.parseTemplateElement(),r.push(n);return this.finalize(e,new l.TemplateLiteral(r,t))},e.prototype.reinterpretExpressionAsPattern=function(e){switch(e.type){case u.Syntax.Identifier:case u.Syntax.MemberExpression:case u.Syntax.RestElement:case u.Syntax.AssignmentPattern:break;case u.Syntax.SpreadElement:e.type=u.Syntax.RestElement,this.reinterpretExpressionAsPattern(e.argument);break;case u.Syntax.ArrayExpression:e.type=u.Syntax.ArrayPattern;for(t=0;t<e.elements.length;t++)null!==e.elements[t]&&this.reinterpretExpressionAsPattern(e.elements[t]);break;case u.Syntax.ObjectExpression:e.type=u.Syntax.ObjectPattern;for(var t=0;t<e.properties.length;t++)this.reinterpretExpressionAsPattern(e.properties[t].value);break;case u.Syntax.AssignmentExpression:e.type=u.Syntax.AssignmentPattern,delete e.operator,this.reinterpretExpressionAsPattern(e.left)}},e.prototype.parseGroupExpression=function(){var e;if(this.expect("("),this.match(")"))this.nextToken(),this.match("=>")||this.expect("=>"),e={type:c,params:[]};else{var t=this.lookahead,r=[];if(this.match("..."))e=this.parseRestElement(r),this.expect(")"),this.match("=>")||this.expect("=>"),e={type:c,params:[e]};else{var n=!1;if(this.context.isBindingElement=!0,e=this.inheritCoverGrammar(this.parseAssignmentExpression),this.match(",")){var i=[];for(this.context.isAssignmentTarget=!1,i.push(e);this.startMarker.index<this.scanner.length&&this.match(",");){if(this.nextToken(),this.match("...")){this.context.isBindingElement||this.throwUnexpectedToken(this.lookahead),i.push(this.parseRestElement(r)),this.expect(")"),this.match("=>")||this.expect("=>"),this.context.isBindingElement=!1;for(s=0;s<i.length;s++)this.reinterpretExpressionAsPattern(i[s]);n=!0,e={type:c,params:i}}else i.push(this.inheritCoverGrammar(this.parseAssignmentExpression));if(n)break}n||(e=this.finalize(this.startNode(t),new l.SequenceExpression(i)))}if(!n){if(this.expect(")"),this.match("=>")&&(e.type===u.Syntax.Identifier&&"yield"===e.name&&(n=!0,e={type:c,params:[e]}),!n)){if(this.context.isBindingElement||this.throwUnexpectedToken(this.lookahead),e.type===u.Syntax.SequenceExpression)for(var s=0;s<e.expressions.length;s++)this.reinterpretExpressionAsPattern(e.expressions[s]);else this.reinterpretExpressionAsPattern(e);var a=e.type===u.Syntax.SequenceExpression?e.expressions:[e];e={type:c,params:a}}this.context.isBindingElement=!1}}}return e},e.prototype.parseArguments=function(){this.expect("(");var e=[];if(!this.match(")"))for(;;){var t=this.match("...")?this.parseSpreadElement():this.isolateCoverGrammar(this.parseAssignmentExpression);if(e.push(t),this.match(")"))break;this.expectCommaSeparator()}return this.expect(")"),e},e.prototype.isIdentifierName=function(e){return e.type===a.Token.Identifier||e.type===a.Token.Keyword||e.type===a.Token.BooleanLiteral||e.type===a.Token.NullLiteral},e.prototype.parseIdentifierName=function(){var e=this.createNode(),t=this.nextToken();return this.isIdentifierName(t)||this.throwUnexpectedToken(t),this.finalize(e,new l.Identifier(t.value))},e.prototype.parseNewExpression=function(){var e=this.createNode(),t=this.parseIdentifierName();n.assert("new"===t.name,"New expression must start with `new`");var r;if(this.match("."))if(this.nextToken(),this.lookahead.type===a.Token.Identifier&&this.context.inFunctionBody&&"target"===this.lookahead.value){var i=this.parseIdentifierName();r=new l.MetaProperty(t,i)}else this.throwUnexpectedToken(this.lookahead);else{var s=this.isolateCoverGrammar(this.parseLeftHandSideExpression),o=this.match("(")?this.parseArguments():[];r=new l.NewExpression(s,o),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1}return this.finalize(e,r)},e.prototype.parseLeftHandSideExpressionAllowCall=function(){var e=this.lookahead,t=this.context.allowIn;this.context.allowIn=!0;var r;for(this.matchKeyword("super")&&this.context.inFunctionBody?(r=this.createNode(),this.nextToken(),r=this.finalize(r,new l.Super),this.match("(")||this.match(".")||this.match("[")||this.throwUnexpectedToken(this.lookahead)):r=this.inheritCoverGrammar(this.matchKeyword("new")?this.parseNewExpression:this.parsePrimaryExpression);;)if(this.match(".")){this.context.isBindingElement=!1,this.context.isAssignmentTarget=!0,this.expect(".");i=this.parseIdentifierName();r=this.finalize(this.startNode(e),new l.StaticMemberExpression(r,i))}else if(this.match("(")){this.context.isBindingElement=!1,this.context.isAssignmentTarget=!1;var n=this.parseArguments();r=this.finalize(this.startNode(e),new l.CallExpression(r,n))}else if(this.match("[")){this.context.isBindingElement=!1,this.context.isAssignmentTarget=!0,this.expect("[");var i=this.isolateCoverGrammar(this.parseExpression);this.expect("]"),r=this.finalize(this.startNode(e),new l.ComputedMemberExpression(r,i))}else{if(this.lookahead.type!==a.Token.Template||!this.lookahead.head)break;var s=this.parseTemplateLiteral();r=this.finalize(this.startNode(e),new l.TaggedTemplateExpression(r,s))}return this.context.allowIn=t,r},e.prototype.parseSuper=function(){var e=this.createNode();return this.expectKeyword("super"),this.match("[")||this.match(".")||this.throwUnexpectedToken(this.lookahead),this.finalize(e,new l.Super)},e.prototype.parseLeftHandSideExpression=function(){n.assert(this.context.allowIn,"callee of new expression always allow in keyword.");for(var e=this.startNode(this.lookahead),t=this.matchKeyword("super")&&this.context.inFunctionBody?this.parseSuper():this.inheritCoverGrammar(this.matchKeyword("new")?this.parseNewExpression:this.parsePrimaryExpression);;)if(this.match("[")){this.context.isBindingElement=!1,this.context.isAssignmentTarget=!0,this.expect("[");r=this.isolateCoverGrammar(this.parseExpression);this.expect("]"),t=this.finalize(e,new l.ComputedMemberExpression(t,r))}else if(this.match(".")){this.context.isBindingElement=!1,this.context.isAssignmentTarget=!0,this.expect(".");var r=this.parseIdentifierName();t=this.finalize(e,new l.StaticMemberExpression(t,r))}else{if(this.lookahead.type!==a.Token.Template||!this.lookahead.head)break;var i=this.parseTemplateLiteral();t=this.finalize(e,new l.TaggedTemplateExpression(t,i))}return t},e.prototype.parseUpdateExpression=function(){var e,t=this.lookahead;if(this.match("++")||this.match("--")){var r=this.startNode(t),n=this.nextToken();e=this.inheritCoverGrammar(this.parseUnaryExpression),this.context.strict&&e.type===u.Syntax.Identifier&&this.scanner.isRestrictedWord(e.name)&&this.tolerateError(i.Messages.StrictLHSPrefix),this.context.isAssignmentTarget||this.tolerateError(i.Messages.InvalidLHSInAssignment);o=!0;e=this.finalize(r,new l.UpdateExpression(n.value,e,o)),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1}else if(e=this.inheritCoverGrammar(this.parseLeftHandSideExpressionAllowCall),!this.hasLineTerminator&&this.lookahead.type===a.Token.Punctuator&&(this.match("++")||this.match("--"))){this.context.strict&&e.type===u.Syntax.Identifier&&this.scanner.isRestrictedWord(e.name)&&this.tolerateError(i.Messages.StrictLHSPostfix),this.context.isAssignmentTarget||this.tolerateError(i.Messages.InvalidLHSInAssignment),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1;var s=this.nextToken().value,o=!1;e=this.finalize(this.startNode(t),new l.UpdateExpression(s,e,o))}return e},e.prototype.parseUnaryExpression=function(){var e;if(this.match("+")||this.match("-")||this.match("~")||this.match("!")||this.matchKeyword("delete")||this.matchKeyword("void")||this.matchKeyword("typeof")){var t=this.startNode(this.lookahead),r=this.nextToken();e=this.inheritCoverGrammar(this.parseUnaryExpression),e=this.finalize(t,new l.UnaryExpression(r.value,e)),this.context.strict&&"delete"===e.operator&&e.argument.type===u.Syntax.Identifier&&this.tolerateError(i.Messages.StrictDelete),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1}else e=this.parseUpdateExpression();return e},e.prototype.parseExponentiationExpression=function(){var e=this.lookahead,t=this.inheritCoverGrammar(this.parseUnaryExpression);if(t.type!==u.Syntax.UnaryExpression&&this.match("**")){this.nextToken(),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1;var r=t,n=this.isolateCoverGrammar(this.parseExponentiationExpression);t=this.finalize(this.startNode(e),new l.BinaryExpression("**",r,n))}return t},e.prototype.binaryPrecedence=function(e){var t=e.value;return e.type===a.Token.Punctuator?this.operatorPrecedence[t]||0:e.type===a.Token.Keyword&&("instanceof"===t||this.context.allowIn&&"in"===t)?7:0},e.prototype.parseBinaryExpression=function(){var e=this.lookahead,t=this.inheritCoverGrammar(this.parseExponentiationExpression),r=this.lookahead,n=this.binaryPrecedence(r);if(n>0){this.nextToken(),r.prec=n,this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1;for(var i=[e,this.lookahead],s=t,a=this.isolateCoverGrammar(this.parseExponentiationExpression),o=[s,r,a];;){if((n=this.binaryPrecedence(this.lookahead))<=0)break;for(;o.length>2&&n<=o[o.length-2].prec;){a=o.pop();var u=o.pop().value;s=o.pop(),i.pop();p=this.startNode(i[i.length-1]);o.push(this.finalize(p,new l.BinaryExpression(u,s,a)))}(r=this.nextToken()).prec=n,o.push(r),i.push(this.lookahead),o.push(this.isolateCoverGrammar(this.parseExponentiationExpression))}var c=o.length-1;for(t=o[c],i.pop();c>1;){var p=this.startNode(i.pop());t=this.finalize(p,new l.BinaryExpression(o[c-1].value,o[c-2],t)),c-=2}}return t},e.prototype.parseConditionalExpression=function(){var e=this.lookahead,t=this.inheritCoverGrammar(this.parseBinaryExpression);if(this.match("?")){this.nextToken();var r=this.context.allowIn;this.context.allowIn=!0;var n=this.isolateCoverGrammar(this.parseAssignmentExpression);this.context.allowIn=r,this.expect(":");var i=this.isolateCoverGrammar(this.parseAssignmentExpression);t=this.finalize(this.startNode(e),new l.ConditionalExpression(t,n,i)),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1}return t},e.prototype.checkPatternParam=function(e,t){switch(t.type){case u.Syntax.Identifier:this.validateParam(e,t,t.name);break;case u.Syntax.RestElement:this.checkPatternParam(e,t.argument);break;case u.Syntax.AssignmentPattern:this.checkPatternParam(e,t.left);break;case u.Syntax.ArrayPattern:for(r=0;r<t.elements.length;r++)null!==t.elements[r]&&this.checkPatternParam(e,t.elements[r]);break;case u.Syntax.YieldExpression:break;default:n.assert(t.type===u.Syntax.ObjectPattern,"Invalid type");for(var r=0;r<t.properties.length;r++)this.checkPatternParam(e,t.properties[r].value)}},e.prototype.reinterpretAsCoverFormalsList=function(e){var t,r=[e];switch(e.type){case u.Syntax.Identifier:break;case c:r=e.params;break;default:return null}t={paramSet:{}};for(n=0;n<r.length;++n){(s=r[n]).type===u.Syntax.AssignmentPattern&&s.right.type===u.Syntax.YieldExpression&&(s.right.argument&&this.throwUnexpectedToken(this.lookahead),s.right.type=u.Syntax.Identifier,s.right.name="yield",delete s.right.argument,delete s.right.delegate),this.checkPatternParam(t,s),r[n]=s}if(this.context.strict||!this.context.allowYield)for(var n=0;n<r.length;++n){var s=r[n];s.type===u.Syntax.YieldExpression&&this.throwUnexpectedToken(this.lookahead)}if(t.message===i.Messages.StrictParamDupe){var a=this.context.strict?t.stricted:t.firstRestricted;this.throwUnexpectedToken(a,t.message)}return{params:r,stricted:t.stricted,firstRestricted:t.firstRestricted,message:t.message}},e.prototype.parseAssignmentExpression=function(){var e;if(!this.context.allowYield&&this.matchKeyword("yield"))e=this.parseYieldExpression();else{var t=this.lookahead,r=t;if((e=this.parseConditionalExpression()).type===c||this.match("=>")){this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1;var n=this.reinterpretAsCoverFormalsList(e);if(n){this.hasLineTerminator&&this.tolerateUnexpectedToken(this.lookahead),this.context.firstCoverInitializedNameError=null;var s=this.context.strict,a=this.context.allowYield;this.context.allowYield=!0;var o=this.startNode(t);this.expect("=>");var p=this.match("{")?this.parseFunctionSourceElements():this.isolateCoverGrammar(this.parseAssignmentExpression),h=p.type!==u.Syntax.BlockStatement;this.context.strict&&n.firstRestricted&&this.throwUnexpectedToken(n.firstRestricted,n.message),this.context.strict&&n.stricted&&this.tolerateUnexpectedToken(n.stricted,n.message),e=this.finalize(o,new l.ArrowFunctionExpression(n.params,p,h)),this.context.strict=s,this.context.allowYield=a}}else if(this.matchAssign()){if(this.context.isAssignmentTarget||this.tolerateError(i.Messages.InvalidLHSInAssignment),this.context.strict&&e.type===u.Syntax.Identifier){var f=e;this.scanner.isRestrictedWord(f.name)&&this.tolerateUnexpectedToken(r,i.Messages.StrictLHSAssignment),this.scanner.isStrictModeReservedWord(f.name)&&this.tolerateUnexpectedToken(r,i.Messages.StrictReservedWord)}this.match("=")?this.reinterpretExpressionAsPattern(e):(this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1),r=this.nextToken();var d=this.isolateCoverGrammar(this.parseAssignmentExpression);e=this.finalize(this.startNode(t),new l.AssignmentExpression(r.value,e,d)),this.context.firstCoverInitializedNameError=null}}return e},e.prototype.parseExpression=function(){var e=this.lookahead,t=this.isolateCoverGrammar(this.parseAssignmentExpression);if(this.match(",")){var r=[];for(r.push(t);this.startMarker.index<this.scanner.length&&this.match(",");)this.nextToken(),r.push(this.isolateCoverGrammar(this.parseAssignmentExpression));t=this.finalize(this.startNode(e),new l.SequenceExpression(r))}return t},e.prototype.parseStatementListItem=function(){var e=null;if(this.context.isAssignmentTarget=!0,this.context.isBindingElement=!0,this.lookahead.type===a.Token.Keyword)switch(this.lookahead.value){case"export":"module"!==this.sourceType&&this.tolerateUnexpectedToken(this.lookahead,i.Messages.IllegalExportDeclaration),e=this.parseExportDeclaration();break;case"import":"module"!==this.sourceType&&this.tolerateUnexpectedToken(this.lookahead,i.Messages.IllegalImportDeclaration),e=this.parseImportDeclaration();break;case"const":e=this.parseLexicalDeclaration({inFor:!1});break;case"function":e=this.parseFunctionDeclaration();break;case"class":e=this.parseClassDeclaration();break;case"let":e=this.isLexicalDeclaration()?this.parseLexicalDeclaration({inFor:!1}):this.parseStatement();break;default:e=this.parseStatement()}else e=this.parseStatement();return e},e.prototype.parseBlock=function(){var e=this.createNode();this.expect("{");for(var t=[];;){if(this.match("}"))break;t.push(this.parseStatementListItem())}return this.expect("}"),this.finalize(e,new l.BlockStatement(t))},e.prototype.parseLexicalBinding=function(e,t){var r=this.createNode(),n=this.parsePattern([],e);this.context.strict&&n.type===u.Syntax.Identifier&&this.scanner.isRestrictedWord(n.name)&&this.tolerateError(i.Messages.StrictVarName);var s=null;return"const"===e?this.matchKeyword("in")||this.matchContextualKeyword("of")||(this.expect("="),s=this.isolateCoverGrammar(this.parseAssignmentExpression)):(!t.inFor&&n.type!==u.Syntax.Identifier||this.match("="))&&(this.expect("="),s=this.isolateCoverGrammar(this.parseAssignmentExpression)),this.finalize(r,new l.VariableDeclarator(n,s))},e.prototype.parseBindingList=function(e,t){for(var r=[this.parseLexicalBinding(e,t)];this.match(",");)this.nextToken(),r.push(this.parseLexicalBinding(e,t));return r},e.prototype.isLexicalDeclaration=function(){var e=this.scanner.index,t=this.scanner.lineNumber,r=this.scanner.lineStart;this.collectComments();var n=this.scanner.lex();return this.scanner.index=e,this.scanner.lineNumber=t,this.scanner.lineStart=r,n.type===a.Token.Identifier||n.type===a.Token.Punctuator&&"["===n.value||n.type===a.Token.Punctuator&&"{"===n.value||n.type===a.Token.Keyword&&"let"===n.value||n.type===a.Token.Keyword&&"yield"===n.value},e.prototype.parseLexicalDeclaration=function(e){var t=this.createNode(),r=this.nextToken().value;n.assert("let"===r||"const"===r,"Lexical declaration must be either let or const");var i=this.parseBindingList(r,e);return this.consumeSemicolon(),this.finalize(t,new l.VariableDeclaration(i,r))},e.prototype.parseBindingRestElement=function(e,t){var r=this.createNode();this.expect("...");var n=this.parsePattern(e,t);return this.finalize(r,new l.RestElement(n))},e.prototype.parseArrayPattern=function(e,t){var r=this.createNode();this.expect("[");for(var n=[];!this.match("]");)if(this.match(","))this.nextToken(),n.push(null);else{if(this.match("...")){n.push(this.parseBindingRestElement(e,t));break}n.push(this.parsePatternWithDefault(e,t)),this.match("]")||this.expect(",")}return this.expect("]"),this.finalize(r,new l.ArrayPattern(n))},e.prototype.parsePropertyPattern=function(e,t){var r,n,i=this.createNode(),s=!1,o=!1;if(this.lookahead.type===a.Token.Identifier){var u=this.lookahead;r=this.parseVariableIdentifier();var c=this.finalize(i,new l.Identifier(u.value));if(this.match("=")){e.push(u),o=!0,this.nextToken();var p=this.parseAssignmentExpression();n=this.finalize(this.startNode(u),new l.AssignmentPattern(c,p))}else this.match(":")?(this.expect(":"),n=this.parsePatternWithDefault(e,t)):(e.push(u),o=!0,n=c)}else s=this.match("["),r=this.parseObjectPropertyKey(),this.expect(":"),n=this.parsePatternWithDefault(e,t);return this.finalize(i,new l.Property("init",r,s,n,!1,o))},e.prototype.parseObjectPattern=function(e,t){var r=this.createNode(),n=[];for(this.expect("{");!this.match("}");)n.push(this.parsePropertyPattern(e,t)),this.match("}")||this.expect(",");return this.expect("}"),this.finalize(r,new l.ObjectPattern(n))},e.prototype.parsePattern=function(e,t){var r;return this.match("[")?r=this.parseArrayPattern(e,t):this.match("{")?r=this.parseObjectPattern(e,t):(!this.matchKeyword("let")||"const"!==t&&"let"!==t||this.tolerateUnexpectedToken(this.lookahead,i.Messages.UnexpectedToken),e.push(this.lookahead),r=this.parseVariableIdentifier(t)),r},e.prototype.parsePatternWithDefault=function(e,t){var r=this.lookahead,n=this.parsePattern(e,t);if(this.match("=")){this.nextToken();var i=this.context.allowYield;this.context.allowYield=!0;var s=this.isolateCoverGrammar(this.parseAssignmentExpression);this.context.allowYield=i,n=this.finalize(this.startNode(r),new l.AssignmentPattern(n,s))}return n},e.prototype.parseVariableIdentifier=function(e){var t=this.createNode(),r=this.nextToken();return r.type===a.Token.Keyword&&"yield"===r.value?(this.context.strict&&this.tolerateUnexpectedToken(r,i.Messages.StrictReservedWord),this.context.allowYield||this.throwUnexpectedToken(r)):r.type!==a.Token.Identifier?this.context.strict&&r.type===a.Token.Keyword&&this.scanner.isStrictModeReservedWord(r.value)?this.tolerateUnexpectedToken(r,i.Messages.StrictReservedWord):(this.context.strict||"let"!==r.value||"var"!==e)&&this.throwUnexpectedToken(r):"module"===this.sourceType&&r.type===a.Token.Identifier&&"await"===r.value&&this.tolerateUnexpectedToken(r),this.finalize(t,new l.Identifier(r.value))},e.prototype.parseVariableDeclaration=function(e){var t=this.createNode(),r=this.parsePattern([],"var");this.context.strict&&r.type===u.Syntax.Identifier&&this.scanner.isRestrictedWord(r.name)&&this.tolerateError(i.Messages.StrictVarName);var n=null;return this.match("=")?(this.nextToken(),n=this.isolateCoverGrammar(this.parseAssignmentExpression)):r.type===u.Syntax.Identifier||e.inFor||this.expect("="),this.finalize(t,new l.VariableDeclarator(r,n))},e.prototype.parseVariableDeclarationList=function(e){var t={inFor:e.inFor},r=[];for(r.push(this.parseVariableDeclaration(t));this.match(",");)this.nextToken(),r.push(this.parseVariableDeclaration(t));return r},e.prototype.parseVariableStatement=function(){var e=this.createNode();this.expectKeyword("var");var t=this.parseVariableDeclarationList({inFor:!1});return this.consumeSemicolon(),this.finalize(e,new l.VariableDeclaration(t,"var"))},e.prototype.parseEmptyStatement=function(){var e=this.createNode();return this.expect(";"),this.finalize(e,new l.EmptyStatement)},e.prototype.parseExpressionStatement=function(){var e=this.createNode(),t=this.parseExpression();return this.consumeSemicolon(),this.finalize(e,new l.ExpressionStatement(t))},e.prototype.parseIfStatement=function(){var e,t=this.createNode(),r=null;this.expectKeyword("if"),this.expect("(");var n=this.parseExpression();return!this.match(")")&&this.config.tolerant?(this.tolerateUnexpectedToken(this.nextToken()),e=this.finalize(this.createNode(),new l.EmptyStatement)):(this.expect(")"),e=this.parseStatement(),this.matchKeyword("else")&&(this.nextToken(),r=this.parseStatement())),this.finalize(t,new l.IfStatement(n,e,r))},e.prototype.parseDoWhileStatement=function(){var e=this.createNode();this.expectKeyword("do");var t=this.context.inIteration;this.context.inIteration=!0;var r=this.parseStatement();this.context.inIteration=t,this.expectKeyword("while"),this.expect("(");var n=this.parseExpression();return this.expect(")"),this.match(";")&&this.nextToken(),this.finalize(e,new l.DoWhileStatement(r,n))},e.prototype.parseWhileStatement=function(){var e,t=this.createNode();this.expectKeyword("while"),this.expect("(");var r=this.parseExpression();if(!this.match(")")&&this.config.tolerant)this.tolerateUnexpectedToken(this.nextToken()),e=this.finalize(this.createNode(),new l.EmptyStatement);else{this.expect(")");var n=this.context.inIteration;this.context.inIteration=!0,e=this.parseStatement(),this.context.inIteration=n}return this.finalize(t,new l.WhileStatement(r,e))},e.prototype.parseForStatement=function(){var e,t,r=null,n=null,s=null,a=!0,o=this.createNode();if(this.expectKeyword("for"),this.expect("("),this.match(";"))this.nextToken();else if(this.matchKeyword("var")){r=this.createNode(),this.nextToken();d=this.context.allowIn;this.context.allowIn=!1;h=this.parseVariableDeclarationList({inFor:!0});if(this.context.allowIn=d,1===h.length&&this.matchKeyword("in")){var c=h[0];c.init&&(c.id.type===u.Syntax.ArrayPattern||c.id.type===u.Syntax.ObjectPattern||this.context.strict)&&this.tolerateError(i.Messages.ForInOfLoopInitializer,"for-in"),r=this.finalize(r,new l.VariableDeclaration(h,"var")),this.nextToken(),e=r,t=this.parseExpression(),r=null}else 1===h.length&&null===h[0].init&&this.matchContextualKeyword("of")?(r=this.finalize(r,new l.VariableDeclaration(h,"var")),this.nextToken(),e=r,t=this.parseAssignmentExpression(),r=null,a=!1):(r=this.finalize(r,new l.VariableDeclaration(h,"var")),this.expect(";"))}else if(this.matchKeyword("const")||this.matchKeyword("let")){r=this.createNode();var p=this.nextToken().value;if(this.context.strict||"in"!==this.lookahead.value){d=this.context.allowIn;this.context.allowIn=!1;var h=this.parseBindingList(p,{inFor:!0});this.context.allowIn=d,1===h.length&&null===h[0].init&&this.matchKeyword("in")?(r=this.finalize(r,new l.VariableDeclaration(h,p)),this.nextToken(),e=r,t=this.parseExpression(),r=null):1===h.length&&null===h[0].init&&this.matchContextualKeyword("of")?(r=this.finalize(r,new l.VariableDeclaration(h,p)),this.nextToken(),e=r,t=this.parseAssignmentExpression(),r=null,a=!1):(this.consumeSemicolon(),r=this.finalize(r,new l.VariableDeclaration(h,p)))}else r=this.finalize(r,new l.Identifier(p)),this.nextToken(),e=r,t=this.parseExpression(),r=null}else{var f=this.lookahead,d=this.context.allowIn;if(this.context.allowIn=!1,r=this.inheritCoverGrammar(this.parseAssignmentExpression),this.context.allowIn=d,this.matchKeyword("in"))this.context.isAssignmentTarget&&r.type!==u.Syntax.AssignmentExpression||this.tolerateError(i.Messages.InvalidLHSInForIn),this.nextToken(),this.reinterpretExpressionAsPattern(r),e=r,t=this.parseExpression(),r=null;else if(this.matchContextualKeyword("of"))this.context.isAssignmentTarget&&r.type!==u.Syntax.AssignmentExpression||this.tolerateError(i.Messages.InvalidLHSInForLoop),this.nextToken(),this.reinterpretExpressionAsPattern(r),e=r,t=this.parseAssignmentExpression(),r=null,a=!1;else{if(this.match(",")){for(var m=[r];this.match(",");)this.nextToken(),m.push(this.isolateCoverGrammar(this.parseAssignmentExpression));r=this.finalize(this.startNode(f),new l.SequenceExpression(m))}this.expect(";")}}void 0===e&&(this.match(";")||(n=this.parseExpression()),this.expect(";"),this.match(")")||(s=this.parseExpression()));var y;if(!this.match(")")&&this.config.tolerant)this.tolerateUnexpectedToken(this.nextToken()),y=this.finalize(this.createNode(),new l.EmptyStatement);else{this.expect(")");var g=this.context.inIteration;this.context.inIteration=!0,y=this.isolateCoverGrammar(this.parseStatement),this.context.inIteration=g}return void 0===e?this.finalize(o,new l.ForStatement(r,n,s,y)):a?this.finalize(o,new l.ForInStatement(e,t,y)):this.finalize(o,new l.ForOfStatement(e,t,y))},e.prototype.parseContinueStatement=function(){var e=this.createNode();this.expectKeyword("continue");var t=null;if(this.lookahead.type===a.Token.Identifier&&!this.hasLineTerminator){var r="$"+(t=this.parseVariableIdentifier()).name;Object.prototype.hasOwnProperty.call(this.context.labelSet,r)||this.throwError(i.Messages.UnknownLabel,t.name)}return this.consumeSemicolon(),null!==t||this.context.inIteration||this.throwError(i.Messages.IllegalContinue),this.finalize(e,new l.ContinueStatement(t))},e.prototype.parseBreakStatement=function(){var e=this.createNode();this.expectKeyword("break");var t=null;if(this.lookahead.type===a.Token.Identifier&&!this.hasLineTerminator){var r="$"+(t=this.parseVariableIdentifier()).name;Object.prototype.hasOwnProperty.call(this.context.labelSet,r)||this.throwError(i.Messages.UnknownLabel,t.name)}return this.consumeSemicolon(),null!==t||this.context.inIteration||this.context.inSwitch||this.throwError(i.Messages.IllegalBreak),this.finalize(e,new l.BreakStatement(t))},e.prototype.parseReturnStatement=function(){this.context.inFunctionBody||this.tolerateError(i.Messages.IllegalReturn);var e=this.createNode();this.expectKeyword("return");var t=!this.match(";")&&!this.match("}")&&!this.hasLineTerminator&&this.lookahead.type!==a.Token.EOF?this.parseExpression():null;return this.consumeSemicolon(),this.finalize(e,new l.ReturnStatement(t))},e.prototype.parseWithStatement=function(){this.context.strict&&this.tolerateError(i.Messages.StrictModeWith);var e=this.createNode();this.expectKeyword("with"),this.expect("(");var t=this.parseExpression();this.expect(")");var r=this.parseStatement();return this.finalize(e,new l.WithStatement(t,r))},e.prototype.parseSwitchCase=function(){var e,t=this.createNode();this.matchKeyword("default")?(this.nextToken(),e=null):(this.expectKeyword("case"),e=this.parseExpression()),this.expect(":");for(var r=[];;){if(this.match("}")||this.matchKeyword("default")||this.matchKeyword("case"))break;r.push(this.parseStatementListItem())}return this.finalize(t,new l.SwitchCase(e,r))},e.prototype.parseSwitchStatement=function(){var e=this.createNode();this.expectKeyword("switch"),this.expect("(");var t=this.parseExpression();this.expect(")");var r=this.context.inSwitch;this.context.inSwitch=!0;var n=[],s=!1;for(this.expect("{");;){if(this.match("}"))break;var a=this.parseSwitchCase();null===a.test&&(s&&this.throwError(i.Messages.MultipleDefaultsInSwitch),s=!0),n.push(a)}return this.expect("}"),this.context.inSwitch=r,this.finalize(e,new l.SwitchStatement(t,n))},e.prototype.parseLabelledStatement=function(){var e,t=this.createNode(),r=this.parseExpression();if(r.type===u.Syntax.Identifier&&this.match(":")){this.nextToken();var n=r,s="$"+n.name;Object.prototype.hasOwnProperty.call(this.context.labelSet,s)&&this.throwError(i.Messages.Redeclaration,"Label",n.name),this.context.labelSet[s]=!0;var a=this.parseStatement();delete this.context.labelSet[s],e=new l.LabeledStatement(n,a)}else this.consumeSemicolon(),e=new l.ExpressionStatement(r);return this.finalize(t,e)},e.prototype.parseThrowStatement=function(){var e=this.createNode();this.expectKeyword("throw"),this.hasLineTerminator&&this.throwError(i.Messages.NewlineAfterThrow);var t=this.parseExpression();return this.consumeSemicolon(),this.finalize(e,new l.ThrowStatement(t))},e.prototype.parseCatchClause=function(){var e=this.createNode();this.expectKeyword("catch"),this.expect("("),this.match(")")&&this.throwUnexpectedToken(this.lookahead);for(var t=[],r=this.parsePattern(t),n={},s=0;s<t.length;s++){var a="$"+t[s].value;Object.prototype.hasOwnProperty.call(n,a)&&this.tolerateError(i.Messages.DuplicateBinding,t[s].value),n[a]=!0}this.context.strict&&r.type===u.Syntax.Identifier&&this.scanner.isRestrictedWord(r.name)&&this.tolerateError(i.Messages.StrictCatchVariable),this.expect(")");var o=this.parseBlock();return this.finalize(e,new l.CatchClause(r,o))},e.prototype.parseFinallyClause=function(){return this.expectKeyword("finally"),this.parseBlock()},e.prototype.parseTryStatement=function(){var e=this.createNode();this.expectKeyword("try");var t=this.parseBlock(),r=this.matchKeyword("catch")?this.parseCatchClause():null,n=this.matchKeyword("finally")?this.parseFinallyClause():null;return r||n||this.throwError(i.Messages.NoCatchOrFinally),this.finalize(e,new l.TryStatement(t,r,n))},e.prototype.parseDebuggerStatement=function(){var e=this.createNode();return this.expectKeyword("debugger"),this.consumeSemicolon(),this.finalize(e,new l.DebuggerStatement)},e.prototype.parseStatement=function(){var e=null;switch(this.lookahead.type){case a.Token.BooleanLiteral:case a.Token.NullLiteral:case a.Token.NumericLiteral:case a.Token.StringLiteral:case a.Token.Template:case a.Token.RegularExpression:e=this.parseExpressionStatement();break;case a.Token.Punctuator:var t=this.lookahead.value;e="{"===t?this.parseBlock():"("===t?this.parseExpressionStatement():";"===t?this.parseEmptyStatement():this.parseExpressionStatement();break;case a.Token.Identifier:e=this.parseLabelledStatement();break;case a.Token.Keyword:switch(this.lookahead.value){case"break":e=this.parseBreakStatement();break;case"continue":e=this.parseContinueStatement();break;case"debugger":e=this.parseDebuggerStatement();break;case"do":e=this.parseDoWhileStatement();break;case"for":e=this.parseForStatement();break;case"function":e=this.parseFunctionDeclaration();break;case"if":e=this.parseIfStatement();break;case"return":e=this.parseReturnStatement();break;case"switch":e=this.parseSwitchStatement();break;case"throw":e=this.parseThrowStatement();break;case"try":e=this.parseTryStatement();break;case"var":e=this.parseVariableStatement();break;case"while":e=this.parseWhileStatement();break;case"with":e=this.parseWithStatement();break;default:e=this.parseExpressionStatement()}break;default:this.throwUnexpectedToken(this.lookahead)}return e},e.prototype.parseFunctionSourceElements=function(){var e=this.createNode();this.expect("{");var t=this.parseDirectivePrologues(),r=this.context.labelSet,n=this.context.inIteration,i=this.context.inSwitch,s=this.context.inFunctionBody;for(this.context.labelSet={},this.context.inIteration=!1,this.context.inSwitch=!1,this.context.inFunctionBody=!0;this.startMarker.index<this.scanner.length&&!this.match("}");)t.push(this.parseStatementListItem());return this.expect("}"),this.context.labelSet=r,this.context.inIteration=n,this.context.inSwitch=i,this.context.inFunctionBody=s,this.finalize(e,new l.BlockStatement(t))},e.prototype.validateParam=function(e,t,r){var n="$"+r;this.context.strict?(this.scanner.isRestrictedWord(r)&&(e.stricted=t,e.message=i.Messages.StrictParamName),Object.prototype.hasOwnProperty.call(e.paramSet,n)&&(e.stricted=t,e.message=i.Messages.StrictParamDupe)):e.firstRestricted||(this.scanner.isRestrictedWord(r)?(e.firstRestricted=t,e.message=i.Messages.StrictParamName):this.scanner.isStrictModeReservedWord(r)?(e.firstRestricted=t,e.message=i.Messages.StrictReservedWord):Object.prototype.hasOwnProperty.call(e.paramSet,n)&&(e.stricted=t,e.message=i.Messages.StrictParamDupe)),"function"==typeof Object.defineProperty?Object.defineProperty(e.paramSet,n,{value:!0,enumerable:!0,writable:!0,configurable:!0}):e.paramSet[n]=!0},e.prototype.parseRestElement=function(e){var t=this.createNode();this.expect("...");var r=this.parsePattern(e);return this.match("=")&&this.throwError(i.Messages.DefaultRestParameter),this.match(")")||this.throwError(i.Messages.ParameterAfterRestParameter),this.finalize(t,new l.RestElement(r))},e.prototype.parseFormalParameter=function(e){for(var t=[],r=this.match("...")?this.parseRestElement(t):this.parsePatternWithDefault(t),n=0;n<t.length;n++)this.validateParam(e,t[n],t[n].value);return e.params.push(r),!this.match(")")},e.prototype.parseFormalParameters=function(e){var t;if(t={params:[],firstRestricted:e},this.expect("("),!this.match(")"))for(t.paramSet={};this.startMarker.index<this.scanner.length&&this.parseFormalParameter(t);)this.expect(",");return this.expect(")"),{params:t.params,stricted:t.stricted,firstRestricted:t.firstRestricted,message:t.message}},e.prototype.parseFunctionDeclaration=function(e){var t=this.createNode();this.expectKeyword("function");var r=this.match("*");r&&this.nextToken();var n,s=null,a=null;if(!e||!this.match("(")){var o=this.lookahead;s=this.parseVariableIdentifier(),this.context.strict?this.scanner.isRestrictedWord(o.value)&&this.tolerateUnexpectedToken(o,i.Messages.StrictFunctionName):this.scanner.isRestrictedWord(o.value)?(a=o,n=i.Messages.StrictFunctionName):this.scanner.isStrictModeReservedWord(o.value)&&(a=o,n=i.Messages.StrictReservedWord)}var u=this.context.allowYield;this.context.allowYield=!r;var c=this.parseFormalParameters(a),p=c.params,h=c.stricted;a=c.firstRestricted,c.message&&(n=c.message);var f=this.context.strict,d=this.parseFunctionSourceElements();return this.context.strict&&a&&this.throwUnexpectedToken(a,n),this.context.strict&&h&&this.tolerateUnexpectedToken(h,n),this.context.strict=f,this.context.allowYield=u,this.finalize(t,new l.FunctionDeclaration(s,p,d,r))},e.prototype.parseFunctionExpression=function(){var e=this.createNode();this.expectKeyword("function");var t=this.match("*");t&&this.nextToken();var r,n,s=null,a=this.context.allowYield;if(this.context.allowYield=!t,!this.match("(")){var o=this.lookahead;s=this.context.strict||t||!this.matchKeyword("yield")?this.parseVariableIdentifier():this.parseIdentifierName(),this.context.strict?this.scanner.isRestrictedWord(o.value)&&this.tolerateUnexpectedToken(o,i.Messages.StrictFunctionName):this.scanner.isRestrictedWord(o.value)?(n=o,r=i.Messages.StrictFunctionName):this.scanner.isStrictModeReservedWord(o.value)&&(n=o,r=i.Messages.StrictReservedWord)}var u=this.parseFormalParameters(n),c=u.params,p=u.stricted;n=u.firstRestricted,u.message&&(r=u.message);var h=this.context.strict,f=this.parseFunctionSourceElements();return this.context.strict&&n&&this.throwUnexpectedToken(n,r),this.context.strict&&p&&this.tolerateUnexpectedToken(p,r),this.context.strict=h,this.context.allowYield=a,this.finalize(e,new l.FunctionExpression(s,c,f,t))},e.prototype.parseDirective=function(){var e=this.lookahead,t=null,r=this.createNode(),n=this.parseExpression();return n.type===u.Syntax.Literal&&(t=this.getTokenRaw(e).slice(1,-1)),this.consumeSemicolon(),this.finalize(r,t?new l.Directive(n,t):new l.ExpressionStatement(n))},e.prototype.parseDirectivePrologues=function(){for(var e=null,t=[];;){var r=this.lookahead;if(r.type!==a.Token.StringLiteral)break;var n=this.parseDirective();t.push(n);var s=n.directive;if("string"!=typeof s)break;"use strict"===s?(this.context.strict=!0,e&&this.tolerateUnexpectedToken(e,i.Messages.StrictOctalLiteral)):!e&&r.octal&&(e=r)}return t},e.prototype.qualifiedPropertyName=function(e){switch(e.type){case a.Token.Identifier:case a.Token.StringLiteral:case a.Token.BooleanLiteral:case a.Token.NullLiteral:case a.Token.NumericLiteral:case a.Token.Keyword:return!0;case a.Token.Punctuator:return"["===e.value}return!1},e.prototype.parseGetterMethod=function(){var e=this.createNode();this.expect("("),this.expect(")");var t={params:[],stricted:null,firstRestricted:null,message:null},r=this.context.allowYield;this.context.allowYield=!1;var n=this.parsePropertyMethod(t);return this.context.allowYield=r,this.finalize(e,new l.FunctionExpression(null,t.params,n,!1))},e.prototype.parseSetterMethod=function(){var e=this.createNode(),t={params:[],firstRestricted:null,paramSet:{}},r=this.context.allowYield;this.context.allowYield=!1,this.expect("("),this.match(")")?this.tolerateUnexpectedToken(this.lookahead):this.parseFormalParameter(t),this.expect(")");var n=this.parsePropertyMethod(t);return this.context.allowYield=r,this.finalize(e,new l.FunctionExpression(null,t.params,n,!1))},e.prototype.parseGeneratorMethod=function(){var e=this.createNode(),t=this.context.allowYield;this.context.allowYield=!0;var r=this.parseFormalParameters();this.context.allowYield=!1;var n=this.parsePropertyMethod(r);return this.context.allowYield=t,this.finalize(e,new l.FunctionExpression(null,r.params,n,!0))},e.prototype.isStartOfExpression=function(){var e=!0,t=this.lookahead.value;switch(this.lookahead.type){case a.Token.Punctuator:e="["===t||"("===t||"{"===t||"+"===t||"-"===t||"!"===t||"~"===t||"++"===t||"--"===t||"/"===t||"/="===t;break;case a.Token.Keyword:e="class"===t||"delete"===t||"function"===t||"let"===t||"new"===t||"super"===t||"this"===t||"typeof"===t||"void"===t||"yield"===t}return e},e.prototype.parseYieldExpression=function(){var e=this.createNode();this.expectKeyword("yield");var t=null,r=!1;if(!this.hasLineTerminator){var n=this.context.allowYield;this.context.allowYield=!1,(r=this.match("*"))?(this.nextToken(),t=this.parseAssignmentExpression()):this.isStartOfExpression()&&(t=this.parseAssignmentExpression()),this.context.allowYield=n}return this.finalize(e,new l.YieldExpression(t,r))},e.prototype.parseClassElement=function(e){var t,r,n,s=this.lookahead,o=this.createNode(),u=!1,c=!1,p=!1;if(this.match("*"))this.nextToken();else{u=this.match("[");"static"===(r=this.parseObjectPropertyKey()).name&&(this.qualifiedPropertyName(this.lookahead)||this.match("*"))&&(s=this.lookahead,p=!0,u=this.match("["),this.match("*")?this.nextToken():r=this.parseObjectPropertyKey())}var h=this.qualifiedPropertyName(this.lookahead);return s.type===a.Token.Identifier?"get"===s.value&&h?(t="get",u=this.match("["),r=this.parseObjectPropertyKey(),this.context.allowYield=!1,n=this.parseGetterMethod()):"set"===s.value&&h&&(t="set",u=this.match("["),r=this.parseObjectPropertyKey(),n=this.parseSetterMethod()):s.type===a.Token.Punctuator&&"*"===s.value&&h&&(t="init",u=this.match("["),r=this.parseObjectPropertyKey(),n=this.parseGeneratorMethod(),c=!0),!t&&r&&this.match("(")&&(t="init",n=this.parsePropertyMethodFunction(),c=!0),t||this.throwUnexpectedToken(this.lookahead),"init"===t&&(t="method"),u||(p&&this.isPropertyKey(r,"prototype")&&this.throwUnexpectedToken(s,i.Messages.StaticPrototype),!p&&this.isPropertyKey(r,"constructor")&&("method"===t&&c&&!n.generator||this.throwUnexpectedToken(s,i.Messages.ConstructorSpecialMethod),e.value?this.throwUnexpectedToken(s,i.Messages.DuplicateConstructor):e.value=!0,t="constructor")),this.finalize(o,new l.MethodDefinition(r,u,n,t,p))},e.prototype.parseClassElementList=function(){var e=[],t={value:!1};for(this.expect("{");!this.match("}");)this.match(";")?this.nextToken():e.push(this.parseClassElement(t));return this.expect("}"),e},e.prototype.parseClassBody=function(){var e=this.createNode(),t=this.parseClassElementList();return this.finalize(e,new l.ClassBody(t))},e.prototype.parseClassDeclaration=function(e){var t=this.createNode(),r=this.context.strict;this.context.strict=!0,this.expectKeyword("class");var n=e&&this.lookahead.type!==a.Token.Identifier?null:this.parseVariableIdentifier(),i=null;this.matchKeyword("extends")&&(this.nextToken(),i=this.isolateCoverGrammar(this.parseLeftHandSideExpressionAllowCall));var s=this.parseClassBody();return this.context.strict=r,this.finalize(t,new l.ClassDeclaration(n,i,s))},e.prototype.parseClassExpression=function(){var e=this.createNode(),t=this.context.strict;this.context.strict=!0,this.expectKeyword("class");var r=this.lookahead.type===a.Token.Identifier?this.parseVariableIdentifier():null,n=null;this.matchKeyword("extends")&&(this.nextToken(),n=this.isolateCoverGrammar(this.parseLeftHandSideExpressionAllowCall));var i=this.parseClassBody();return this.context.strict=t,this.finalize(e,new l.ClassExpression(r,n,i))},e.prototype.parseProgram=function(){for(var e=this.createNode(),t=this.parseDirectivePrologues();this.startMarker.index<this.scanner.length;)t.push(this.parseStatementListItem());return this.finalize(e,new l.Program(t,this.sourceType))},e.prototype.parseModuleSpecifier=function(){var e=this.createNode();this.lookahead.type!==a.Token.StringLiteral&&this.throwError(i.Messages.InvalidModuleSpecifier);var t=this.nextToken(),r=this.getTokenRaw(t);return this.finalize(e,new l.Literal(t.value,r))},e.prototype.parseImportSpecifier=function(){var e,t,r=this.createNode();return this.lookahead.type===a.Token.Identifier?(t=e=this.parseVariableIdentifier(),this.matchContextualKeyword("as")&&(this.nextToken(),t=this.parseVariableIdentifier())):(t=e=this.parseIdentifierName(),this.matchContextualKeyword("as")?(this.nextToken(),t=this.parseVariableIdentifier()):this.throwUnexpectedToken(this.nextToken())),this.finalize(r,new l.ImportSpecifier(t,e))},e.prototype.parseNamedImports=function(){this.expect("{");for(var e=[];!this.match("}");)e.push(this.parseImportSpecifier()),this.match("}")||this.expect(",");return this.expect("}"),e},e.prototype.parseImportDefaultSpecifier=function(){var e=this.createNode(),t=this.parseIdentifierName();return this.finalize(e,new l.ImportDefaultSpecifier(t))},e.prototype.parseImportNamespaceSpecifier=function(){var e=this.createNode();this.expect("*"),this.matchContextualKeyword("as")||this.throwError(i.Messages.NoAsAfterImportNamespace),this.nextToken();var t=this.parseIdentifierName();return this.finalize(e,new l.ImportNamespaceSpecifier(t))},e.prototype.parseImportDeclaration=function(){this.context.inFunctionBody&&this.throwError(i.Messages.IllegalImportDeclaration);var e=this.createNode();this.expectKeyword("import");var t,r=[];if(this.lookahead.type===a.Token.StringLiteral)t=this.parseModuleSpecifier();else{if(this.match("{")?r=r.concat(this.parseNamedImports()):this.match("*")?r.push(this.parseImportNamespaceSpecifier()):this.isIdentifierName(this.lookahead)&&!this.matchKeyword("default")?(r.push(this.parseImportDefaultSpecifier()),this.match(",")&&(this.nextToken(),this.match("*")?r.push(this.parseImportNamespaceSpecifier()):this.match("{")?r=r.concat(this.parseNamedImports()):this.throwUnexpectedToken(this.lookahead))):this.throwUnexpectedToken(this.nextToken()),!this.matchContextualKeyword("from")){var n=this.lookahead.value?i.Messages.UnexpectedToken:i.Messages.MissingFromClause;this.throwError(n,this.lookahead.value)}this.nextToken(),t=this.parseModuleSpecifier()}return this.consumeSemicolon(),this.finalize(e,new l.ImportDeclaration(r,t))},e.prototype.parseExportSpecifier=function(){var e=this.createNode(),t=this.parseIdentifierName(),r=t;return this.matchContextualKeyword("as")&&(this.nextToken(),r=this.parseIdentifierName()),this.finalize(e,new l.ExportSpecifier(t,r))},e.prototype.parseExportDeclaration=function(){this.context.inFunctionBody&&this.throwError(i.Messages.IllegalExportDeclaration);var e=this.createNode();this.expectKeyword("export");var t;if(this.matchKeyword("default"))if(this.nextToken(),this.matchKeyword("function")){n=this.parseFunctionDeclaration(!0);t=this.finalize(e,new l.ExportDefaultDeclaration(n))}else if(this.matchKeyword("class")){n=this.parseClassDeclaration(!0);t=this.finalize(e,new l.ExportDefaultDeclaration(n))}else{this.matchContextualKeyword("from")&&this.throwError(i.Messages.UnexpectedToken,this.lookahead.value);n=this.match("{")?this.parseObjectInitializer():this.match("[")?this.parseArrayInitializer():this.parseAssignmentExpression();this.consumeSemicolon(),t=this.finalize(e,new l.ExportDefaultDeclaration(n))}else if(this.match("*")){if(this.nextToken(),!this.matchContextualKeyword("from")){c=this.lookahead.value?i.Messages.UnexpectedToken:i.Messages.MissingFromClause;this.throwError(c,this.lookahead.value)}this.nextToken();var r=this.parseModuleSpecifier();this.consumeSemicolon(),t=this.finalize(e,new l.ExportAllDeclaration(r))}else if(this.lookahead.type===a.Token.Keyword){var n=void 0;switch(this.lookahead.value){case"let":case"const":n=this.parseLexicalDeclaration({inFor:!1});break;case"var":case"class":case"function":n=this.parseStatementListItem();break;default:this.throwUnexpectedToken(this.lookahead)}t=this.finalize(e,new l.ExportNamedDeclaration(n,[],null))}else{var s=[],o=null,u=!1;for(this.expect("{");!this.match("}");)u=u||this.matchKeyword("default"),s.push(this.parseExportSpecifier()),this.match("}")||this.expect(",");if(this.expect("}"),this.matchContextualKeyword("from"))this.nextToken(),o=this.parseModuleSpecifier(),this.consumeSemicolon();else if(u){var c=this.lookahead.value?i.Messages.UnexpectedToken:i.Messages.MissingFromClause;this.throwError(c,this.lookahead.value)}else this.consumeSemicolon();t=this.finalize(e,new l.ExportNamedDeclaration(null,s,o))}return t},e}();t.Parser=p},function(e,t){"use strict";t.assert=function(e,t){if(!e)throw new Error("ASSERT: "+t)}},function(e,t){"use strict";t.Messages={UnexpectedToken:"Unexpected token %0",UnexpectedTokenIllegal:"Unexpected token ILLEGAL",UnexpectedNumber:"Unexpected number",UnexpectedString:"Unexpected string",UnexpectedIdentifier:"Unexpected identifier",UnexpectedReserved:"Unexpected reserved word",UnexpectedTemplate:"Unexpected quasi %0",UnexpectedEOS:"Unexpected end of input",NewlineAfterThrow:"Illegal newline after throw",InvalidRegExp:"Invalid regular expression",UnterminatedRegExp:"Invalid regular expression: missing /",InvalidLHSInAssignment:"Invalid left-hand side in assignment",InvalidLHSInForIn:"Invalid left-hand side in for-in",InvalidLHSInForLoop:"Invalid left-hand side in for-loop",MultipleDefaultsInSwitch:"More than one default clause in switch statement",NoCatchOrFinally:"Missing catch or finally after try",UnknownLabel:"Undefined label '%0'",Redeclaration:"%0 '%1' has already been declared",IllegalContinue:"Illegal continue statement",IllegalBreak:"Illegal break statement",IllegalReturn:"Illegal return statement",StrictModeWith:"Strict mode code may not include a with statement",StrictCatchVariable:"Catch variable may not be eval or arguments in strict mode",StrictVarName:"Variable name may not be eval or arguments in strict mode",StrictParamName:"Parameter name eval or arguments is not allowed in strict mode",StrictParamDupe:"Strict mode function may not have duplicate parameter names",StrictFunctionName:"Function name may not be eval or arguments in strict mode",StrictOctalLiteral:"Octal literals are not allowed in strict mode.",StrictDelete:"Delete of an unqualified identifier in strict mode.",StrictLHSAssignment:"Assignment to eval or arguments is not allowed in strict mode",StrictLHSPostfix:"Postfix increment/decrement may not have eval or arguments operand in strict mode",StrictLHSPrefix:"Prefix increment/decrement may not have eval or arguments operand in strict mode",StrictReservedWord:"Use of future reserved word in strict mode",TemplateOctalLiteral:"Octal literals are not allowed in template strings.",ParameterAfterRestParameter:"Rest parameter must be last formal parameter",DefaultRestParameter:"Unexpected token =",DuplicateProtoProperty:"Duplicate __proto__ fields are not allowed in object literals",ConstructorSpecialMethod:"Class constructor may not be an accessor",DuplicateConstructor:"A class may only have one constructor",StaticPrototype:"Classes may not have static property named prototype",MissingFromClause:"Unexpected token",NoAsAfterImportNamespace:"Unexpected token",InvalidModuleSpecifier:"Unexpected token",IllegalImportDeclaration:"Unexpected token",IllegalExportDeclaration:"Unexpected token",DuplicateBinding:"Duplicate binding %0",ForInOfLoopInitializer:"%0 loop variable declaration may not have an initializer"}},function(e,t){"use strict";var r=function(){function e(){this.errors=[],this.tolerant=!1}return e.prototype.recordError=function(e){this.errors.push(e)},e.prototype.tolerate=function(e){if(!this.tolerant)throw e;this.recordError(e)},e.prototype.constructError=function(e,t){var r=new Error(e);try{throw r}catch(e){Object.create&&Object.defineProperty&&(r=Object.create(e),Object.defineProperty(r,"column",{value:t}))}finally{return r}},e.prototype.createError=function(e,t,r,n){var i="Line "+t+": "+n,s=this.constructError(i,r);return s.index=e,s.lineNumber=t,s.description=n,s},e.prototype.throwError=function(e,t,r,n){throw this.createError(e,t,r,n)},e.prototype.tolerateError=function(e,t,r,n){var i=this.createError(e,t,r,n);if(!this.tolerant)throw i;this.recordError(i)},e}();t.ErrorHandler=r},function(e,t){"use strict";!function(e){e[e.BooleanLiteral=1]="BooleanLiteral",e[e.EOF=2]="EOF",e[e.Identifier=3]="Identifier",e[e.Keyword=4]="Keyword",e[e.NullLiteral=5]="NullLiteral",e[e.NumericLiteral=6]="NumericLiteral",e[e.Punctuator=7]="Punctuator",e[e.StringLiteral=8]="StringLiteral",e[e.RegularExpression=9]="RegularExpression",e[e.Template=10]="Template"}(t.Token||(t.Token={}));var r=t.Token;t.TokenName={},t.TokenName[r.BooleanLiteral]="Boolean",t.TokenName[r.EOF]="<end>",t.TokenName[r.Identifier]="Identifier",t.TokenName[r.Keyword]="Keyword",t.TokenName[r.NullLiteral]="Null",t.TokenName[r.NumericLiteral]="Numeric",t.TokenName[r.Punctuator]="Punctuator",t.TokenName[r.StringLiteral]="String",t.TokenName[r.RegularExpression]="RegularExpression",t.TokenName[r.Template]="Template"},function(e,t,r){"use strict";function n(e){return"0123456789abcdef".indexOf(e.toLowerCase())}function i(e){return"01234567".indexOf(e)}var s=r(4),a=r(5),o=r(9),u=r(7),l=function(){function e(e,t){this.source=e,this.errorHandler=t,this.trackComment=!1,this.length=e.length,this.index=0,this.lineNumber=e.length>0?1:0,this.lineStart=0,this.curlyStack=[]}return e.prototype.eof=function(){return this.index>=this.length},e.prototype.throwUnexpectedToken=function(e){void 0===e&&(e=a.Messages.UnexpectedTokenIllegal),this.errorHandler.throwError(this.index,this.lineNumber,this.index-this.lineStart+1,e)},e.prototype.tolerateUnexpectedToken=function(){this.errorHandler.tolerateError(this.index,this.lineNumber,this.index-this.lineStart+1,a.Messages.UnexpectedTokenIllegal)},e.prototype.skipSingleLineComment=function(e){var t,r,n;for(this.trackComment&&(t=[],r=this.index-e,n={start:{line:this.lineNumber,column:this.index-this.lineStart-e},end:{}});!this.eof();){var i=this.source.charCodeAt(this.index);if(++this.index,o.Character.isLineTerminator(i)){if(this.trackComment){n.end={line:this.lineNumber,column:this.index-this.lineStart-1};s={multiLine:!1,slice:[r+e,this.index-1],range:[r,this.index-1],loc:n};t.push(s)}return 13===i&&10===this.source.charCodeAt(this.index)&&++this.index,++this.lineNumber,this.lineStart=this.index,t}}if(this.trackComment){n.end={line:this.lineNumber,column:this.index-this.lineStart};var s={multiLine:!1,slice:[r+e,this.index],range:[r,this.index],loc:n};t.push(s)}return t},e.prototype.skipMultiLineComment=function(){var e,t,r;for(this.trackComment&&(e=[],t=this.index-2,r={start:{line:this.lineNumber,column:this.index-this.lineStart-2},end:{}});!this.eof();){var n=this.source.charCodeAt(this.index);if(o.Character.isLineTerminator(n))13===n&&10===this.source.charCodeAt(this.index+1)&&++this.index,++this.lineNumber,++this.index,this.lineStart=this.index;else if(42===n){if(47===this.source.charCodeAt(this.index+1)){if(this.index+=2,this.trackComment){r.end={line:this.lineNumber,column:this.index-this.lineStart};i={multiLine:!0,slice:[t+2,this.index-2],range:[t,this.index],loc:r};e.push(i)}return e}++this.index}else++this.index}if(this.trackComment){r.end={line:this.lineNumber,column:this.index-this.lineStart};var i={multiLine:!0,slice:[t+2,this.index],range:[t,this.index],loc:r};e.push(i)}return this.tolerateUnexpectedToken(),e},e.prototype.scanComments=function(){var e;this.trackComment&&(e=[]);for(var t=0===this.index;!this.eof();){var r=this.source.charCodeAt(this.index);if(o.Character.isWhiteSpace(r))++this.index;else if(o.Character.isLineTerminator(r))++this.index,13===r&&10===this.source.charCodeAt(this.index)&&++this.index,++this.lineNumber,this.lineStart=this.index,t=!0;else if(47===r)if(47===(r=this.source.charCodeAt(this.index+1))){this.index+=2;n=this.skipSingleLineComment(2);this.trackComment&&(e=e.concat(n)),t=!0}else{if(42!==r)break;this.index+=2;n=this.skipMultiLineComment();this.trackComment&&(e=e.concat(n))}else if(t&&45===r){if(45!==this.source.charCodeAt(this.index+1)||62!==this.source.charCodeAt(this.index+2))break;this.index+=3;n=this.skipSingleLineComment(3);this.trackComment&&(e=e.concat(n))}else{if(60!==r)break;if("!--"!==this.source.slice(this.index+1,this.index+4))break;this.index+=4;var n=this.skipSingleLineComment(4);this.trackComment&&(e=e.concat(n))}}return e},e.prototype.isFutureReservedWord=function(e){switch(e){case"enum":case"export":case"import":case"super":return!0;default:return!1}},e.prototype.isStrictModeReservedWord=function(e){switch(e){case"implements":case"interface":case"package":case"private":case"protected":case"public":case"static":case"yield":case"let":return!0;default:return!1}},e.prototype.isRestrictedWord=function(e){return"eval"===e||"arguments"===e},e.prototype.isKeyword=function(e){switch(e.length){case 2:return"if"===e||"in"===e||"do"===e;case 3:return"var"===e||"for"===e||"new"===e||"try"===e||"let"===e;case 4:return"this"===e||"else"===e||"case"===e||"void"===e||"with"===e||"enum"===e;case 5:return"while"===e||"break"===e||"catch"===e||"throw"===e||"const"===e||"yield"===e||"class"===e||"super"===e;case 6:return"return"===e||"typeof"===e||"delete"===e||"switch"===e||"export"===e||"import"===e;case 7:return"default"===e||"finally"===e||"extends"===e;case 8:return"function"===e||"continue"===e||"debugger"===e;case 10:return"instanceof"===e;default:return!1}},e.prototype.codePointAt=function(e){var t=this.source.charCodeAt(e);if(t>=55296&&t<=56319){var r=this.source.charCodeAt(e+1);if(r>=56320&&r<=57343){t=1024*(t-55296)+r-56320+65536}}return t},e.prototype.scanHexEscape=function(e){for(var t="u"===e?4:2,r=0,i=0;i<t;++i){if(this.eof()||!o.Character.isHexDigit(this.source.charCodeAt(this.index)))return"";r=16*r+n(this.source[this.index++])}return String.fromCharCode(r)},e.prototype.scanUnicodeCodePointEscape=function(){var e=this.source[this.index],t=0;for("}"===e&&this.throwUnexpectedToken();!this.eof()&&(e=this.source[this.index++],o.Character.isHexDigit(e.charCodeAt(0)));)t=16*t+n(e);return(t>1114111||"}"!==e)&&this.throwUnexpectedToken(),o.Character.fromCodePoint(t)},e.prototype.getIdentifier=function(){for(var e=this.index++;!this.eof();){var t=this.source.charCodeAt(this.index);if(92===t)return this.index=e,this.getComplexIdentifier();if(t>=55296&&t<57343)return this.index=e,this.getComplexIdentifier();if(!o.Character.isIdentifierPart(t))break;++this.index}return this.source.slice(e,this.index)},e.prototype.getComplexIdentifier=function(){var e=this.codePointAt(this.index),t=o.Character.fromCodePoint(e);this.index+=t.length;var r;for(92===e&&(117!==this.source.charCodeAt(this.index)&&this.throwUnexpectedToken(),++this.index,"{"===this.source[this.index]?(++this.index,r=this.scanUnicodeCodePointEscape()):(e=(r=this.scanHexEscape("u")).charCodeAt(0),r&&"\\"!==r&&o.Character.isIdentifierStart(e)||this.throwUnexpectedToken()),t=r);!this.eof()&&(e=this.codePointAt(this.index),o.Character.isIdentifierPart(e));)t+=r=o.Character.fromCodePoint(e),this.index+=r.length,92===e&&(t=t.substr(0,t.length-1),117!==this.source.charCodeAt(this.index)&&this.throwUnexpectedToken(),++this.index,"{"===this.source[this.index]?(++this.index,r=this.scanUnicodeCodePointEscape()):(e=(r=this.scanHexEscape("u")).charCodeAt(0),r&&"\\"!==r&&o.Character.isIdentifierPart(e)||this.throwUnexpectedToken()),t+=r);return t},e.prototype.octalToDecimal=function(e){var t="0"!==e,r=i(e);return!this.eof()&&o.Character.isOctalDigit(this.source.charCodeAt(this.index))&&(t=!0,r=8*r+i(this.source[this.index++]),"0123".indexOf(e)>=0&&!this.eof()&&o.Character.isOctalDigit(this.source.charCodeAt(this.index))&&(r=8*r+i(this.source[this.index++]))),{code:r,octal:t}},e.prototype.scanIdentifier=function(){var e,t=this.index,r=92===this.source.charCodeAt(t)?this.getComplexIdentifier():this.getIdentifier();return e=1===r.length?u.Token.Identifier:this.isKeyword(r)?u.Token.Keyword:"null"===r?u.Token.NullLiteral:"true"===r||"false"===r?u.Token.BooleanLiteral:u.Token.Identifier,{type:e,value:r,lineNumber:this.lineNumber,lineStart:this.lineStart,start:t,end:this.index}},e.prototype.scanPunctuator=function(){var e={type:u.Token.Punctuator,value:"",lineNumber:this.lineNumber,lineStart:this.lineStart,start:this.index,end:this.index},t=this.source[this.index];switch(t){case"(":case"{":"{"===t&&this.curlyStack.push("{"),++this.index;break;case".":++this.index,"."===this.source[this.index]&&"."===this.source[this.index+1]&&(this.index+=2,t="...");break;case"}":++this.index,this.curlyStack.pop();break;case")":case";":case",":case"[":case"]":case":":case"?":case"~":++this.index;break;default:">>>="===(t=this.source.substr(this.index,4))?this.index+=4:"==="===(t=t.substr(0,3))||"!=="===t||">>>"===t||"<<="===t||">>="===t||"**="===t?this.index+=3:"&&"===(t=t.substr(0,2))||"||"===t||"=="===t||"!="===t||"+="===t||"-="===t||"*="===t||"/="===t||"++"===t||"--"===t||"<<"===t||">>"===t||"&="===t||"|="===t||"^="===t||"%="===t||"<="===t||">="===t||"=>"===t||"**"===t?this.index+=2:(t=this.source[this.index],"<>=!+-*%&|^/".indexOf(t)>=0&&++this.index)}return this.index===e.start&&this.throwUnexpectedToken(),e.end=this.index,e.value=t,e},e.prototype.scanHexLiteral=function(e){for(var t="";!this.eof()&&o.Character.isHexDigit(this.source.charCodeAt(this.index));)t+=this.source[this.index++];return 0===t.length&&this.throwUnexpectedToken(),o.Character.isIdentifierStart(this.source.charCodeAt(this.index))&&this.throwUnexpectedToken(),{type:u.Token.NumericLiteral,value:parseInt("0x"+t,16),lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index}},e.prototype.scanBinaryLiteral=function(e){for(var t,r="";!this.eof()&&("0"===(t=this.source[this.index])||"1"===t);)r+=this.source[this.index++];return 0===r.length&&this.throwUnexpectedToken(),this.eof()||(t=this.source.charCodeAt(this.index),(o.Character.isIdentifierStart(t)||o.Character.isDecimalDigit(t))&&this.throwUnexpectedToken()),{type:u.Token.NumericLiteral,value:parseInt(r,2),lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index}},e.prototype.scanOctalLiteral=function(e,t){var r="",n=!1;for(o.Character.isOctalDigit(e.charCodeAt(0))?(n=!0,r="0"+this.source[this.index++]):++this.index;!this.eof()&&o.Character.isOctalDigit(this.source.charCodeAt(this.index));)r+=this.source[this.index++];return n||0!==r.length||this.throwUnexpectedToken(),(o.Character.isIdentifierStart(this.source.charCodeAt(this.index))||o.Character.isDecimalDigit(this.source.charCodeAt(this.index)))&&this.throwUnexpectedToken(),{type:u.Token.NumericLiteral,value:parseInt(r,8),octal:n,lineNumber:this.lineNumber,lineStart:this.lineStart,start:t,end:this.index}},e.prototype.isImplicitOctalLiteral=function(){for(var e=this.index+1;e<this.length;++e){var t=this.source[e];if("8"===t||"9"===t)return!1;if(!o.Character.isOctalDigit(t.charCodeAt(0)))return!0}return!0},e.prototype.scanNumericLiteral=function(){var e=this.index,t=this.source[e];s.assert(o.Character.isDecimalDigit(t.charCodeAt(0))||"."===t,"Numeric literal must start with a decimal digit or a decimal point");var r="";if("."!==t){if(r=this.source[this.index++],t=this.source[this.index],"0"===r){if("x"===t||"X"===t)return++this.index,this.scanHexLiteral(e);if("b"===t||"B"===t)return++this.index,this.scanBinaryLiteral(e);if("o"===t||"O"===t)return this.scanOctalLiteral(t,e);if(t&&o.Character.isOctalDigit(t.charCodeAt(0))&&this.isImplicitOctalLiteral())return this.scanOctalLiteral(t,e)}for(;o.Character.isDecimalDigit(this.source.charCodeAt(this.index));)r+=this.source[this.index++];t=this.source[this.index]}if("."===t){for(r+=this.source[this.index++];o.Character.isDecimalDigit(this.source.charCodeAt(this.index));)r+=this.source[this.index++];t=this.source[this.index]}if("e"===t||"E"===t)if(r+=this.source[this.index++],"+"!==(t=this.source[this.index])&&"-"!==t||(r+=this.source[this.index++]),o.Character.isDecimalDigit(this.source.charCodeAt(this.index)))for(;o.Character.isDecimalDigit(this.source.charCodeAt(this.index));)r+=this.source[this.index++];else this.throwUnexpectedToken();return o.Character.isIdentifierStart(this.source.charCodeAt(this.index))&&this.throwUnexpectedToken(),{type:u.Token.NumericLiteral,value:parseFloat(r),lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index}},e.prototype.scanStringLiteral=function(){var e=this.index,t=this.source[e];s.assert("'"===t||'"'===t,"String literal must starts with a quote"),++this.index;for(var r=!1,n="";!this.eof();){var i=this.source[this.index++];if(i===t){t="";break}if("\\"===i)if((i=this.source[this.index++])&&o.Character.isLineTerminator(i.charCodeAt(0)))++this.lineNumber,"\r"===i&&"\n"===this.source[this.index]&&++this.index,this.lineStart=this.index;else switch(i){case"u":case"x":if("{"===this.source[this.index])++this.index,n+=this.scanUnicodeCodePointEscape();else{var a=this.scanHexEscape(i);a||this.throwUnexpectedToken(),n+=a}break;case"n":n+="\n";break;case"r":n+="\r";break;case"t":n+="\t";break;case"b":n+="\b";break;case"f":n+="\f";break;case"v":n+="\v";break;case"8":case"9":n+=i,this.tolerateUnexpectedToken();break;default:if(i&&o.Character.isOctalDigit(i.charCodeAt(0))){var l=this.octalToDecimal(i);r=l.octal||r,n+=String.fromCharCode(l.code)}else n+=i}else{if(o.Character.isLineTerminator(i.charCodeAt(0)))break;n+=i}}return""!==t&&(this.index=e,this.throwUnexpectedToken()),{type:u.Token.StringLiteral,value:n,octal:r,lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index}},e.prototype.scanTemplate=function(){var e="",t=!1,r=this.index,n="`"===this.source[r],i=!1,s=2;for(++this.index;!this.eof();){var l=this.source[this.index++];if("`"===l){s=1,i=!0,t=!0;break}if("$"===l){if("{"===this.source[this.index]){this.curlyStack.push("${"),++this.index,t=!0;break}e+=l}else if("\\"===l)if(l=this.source[this.index++],o.Character.isLineTerminator(l.charCodeAt(0)))++this.lineNumber,"\r"===l&&"\n"===this.source[this.index]&&++this.index,this.lineStart=this.index;else switch(l){case"n":e+="\n";break;case"r":e+="\r";break;case"t":e+="\t";break;case"u":case"x":if("{"===this.source[this.index])++this.index,e+=this.scanUnicodeCodePointEscape();else{var c=this.index,p=this.scanHexEscape(l);p?e+=p:(this.index=c,e+=l)}break;case"b":e+="\b";break;case"f":e+="\f";break;case"v":e+="\v";break;default:"0"===l?(o.Character.isDecimalDigit(this.source.charCodeAt(this.index))&&this.throwUnexpectedToken(a.Messages.TemplateOctalLiteral),e+="\0"):o.Character.isOctalDigit(l.charCodeAt(0))?this.throwUnexpectedToken(a.Messages.TemplateOctalLiteral):e+=l}else o.Character.isLineTerminator(l.charCodeAt(0))?(++this.lineNumber,"\r"===l&&"\n"===this.source[this.index]&&++this.index,this.lineStart=this.index,e+="\n"):e+=l}return t||this.throwUnexpectedToken(),n||this.curlyStack.pop(),{type:u.Token.Template,value:{cooked:e,raw:this.source.slice(r+1,this.index-s)},head:n,tail:i,lineNumber:this.lineNumber,lineStart:this.lineStart,start:r,end:this.index}},e.prototype.testRegExp=function(e,t){var r=e,n=this;t.indexOf("u")>=0&&(r=r.replace(/\\u\{([0-9a-fA-F]+)\}|\\u([a-fA-F0-9]{4})/g,function(e,t,r){var i=parseInt(t||r,16);return i>1114111&&n.throwUnexpectedToken(a.Messages.InvalidRegExp),i<=65535?String.fromCharCode(i):"￿"}).replace(/[\uD800-\uDBFF][\uDC00-\uDFFF]/g,"￿"));try{RegExp(r)}catch(e){this.throwUnexpectedToken(a.Messages.InvalidRegExp)}try{return new RegExp(e,t)}catch(e){return null}},e.prototype.scanRegExpBody=function(){var e=this.source[this.index];s.assert("/"===e,"Regular expression literal must start with a slash");for(var t=this.source[this.index++],r=!1,n=!1;!this.eof();)if(e=this.source[this.index++],t+=e,"\\"===e)e=this.source[this.index++],o.Character.isLineTerminator(e.charCodeAt(0))&&this.throwUnexpectedToken(a.Messages.UnterminatedRegExp),t+=e;else if(o.Character.isLineTerminator(e.charCodeAt(0)))this.throwUnexpectedToken(a.Messages.UnterminatedRegExp);else if(r)"]"===e&&(r=!1);else{if("/"===e){n=!0;break}"["===e&&(r=!0)}n||this.throwUnexpectedToken(a.Messages.UnterminatedRegExp);return{value:t.substr(1,t.length-2),literal:t}},e.prototype.scanRegExpFlags=function(){for(var e="",t="";!this.eof();){var r=this.source[this.index];if(!o.Character.isIdentifierPart(r.charCodeAt(0)))break;if(++this.index,"\\"!==r||this.eof())t+=r,e+=r;else if("u"===(r=this.source[this.index])){++this.index;var n=this.index;if(r=this.scanHexEscape("u"))for(t+=r,e+="\\u";n<this.index;++n)e+=this.source[n];else this.index=n,t+="u",e+="\\u";this.tolerateUnexpectedToken()}else e+="\\",this.tolerateUnexpectedToken()}return{value:t,literal:e}},e.prototype.scanRegExp=function(){var e=this.index,t=this.scanRegExpBody(),r=this.scanRegExpFlags(),n=this.testRegExp(t.value,r.value);return{type:u.Token.RegularExpression,value:n,literal:t.literal+r.literal,regex:{pattern:t.value,flags:r.value},lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index}},e.prototype.lex=function(){if(this.eof())return{type:u.Token.EOF,lineNumber:this.lineNumber,lineStart:this.lineStart,start:this.index,end:this.index};var e=this.source.charCodeAt(this.index);return o.Character.isIdentifierStart(e)?this.scanIdentifier():40===e||41===e||59===e?this.scanPunctuator():39===e||34===e?this.scanStringLiteral():46===e?o.Character.isDecimalDigit(this.source.charCodeAt(this.index+1))?this.scanNumericLiteral():this.scanPunctuator():o.Character.isDecimalDigit(e)?this.scanNumericLiteral():96===e||125===e&&"${"===this.curlyStack[this.curlyStack.length-1]?this.scanTemplate():e>=55296&&e<57343&&o.Character.isIdentifierStart(this.codePointAt(this.index))?this.scanIdentifier():this.scanPunctuator()},e}();t.Scanner=l},function(e,t){"use strict";var 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function(e,t,r){this.type=n.Syntax.ConditionalExpression,this.test=e,this.consequent=t,this.alternate=r}}();t.ConditionalExpression=b;var v=function(){return function(e){this.type=n.Syntax.ContinueStatement,this.label=e}}();t.ContinueStatement=v;var x=function(){return function(){this.type=n.Syntax.DebuggerStatement}}();t.DebuggerStatement=x;var E=function(){return function(e,t){this.type=n.Syntax.ExpressionStatement,this.expression=e,this.directive=t}}();t.Directive=E;var A=function(){return function(e,t){this.type=n.Syntax.DoWhileStatement,this.body=e,this.test=t}}();t.DoWhileStatement=A;var D=function(){return function(){this.type=n.Syntax.EmptyStatement}}();t.EmptyStatement=D;var S=function(){return function(e){this.type=n.Syntax.ExportAllDeclaration,this.source=e}}();t.ExportAllDeclaration=S;var C=function(){return function(e){this.type=n.Syntax.ExportDefaultDeclaration,this.declaration=e}}();t.ExportDefaultDeclaration=C;var _=function(){return function(e,t,r){this.type=n.Syntax.ExportNamedDeclaration,this.declaration=e,this.specifiers=t,this.source=r}}();t.ExportNamedDeclaration=_;var w=function(){return function(e,t){this.type=n.Syntax.ExportSpecifier,this.exported=t,this.local=e}}();t.ExportSpecifier=w;var k=function(){return function(e){this.type=n.Syntax.ExpressionStatement,this.expression=e}}();t.ExpressionStatement=k;var F=function(){return function(e,t,r){this.type=n.Syntax.ForInStatement,this.left=e,this.right=t,this.body=r,this.each=!1}}();t.ForInStatement=F;var T=function(){return function(e,t,r){this.type=n.Syntax.ForOfStatement,this.left=e,this.right=t,this.body=r}}();t.ForOfStatement=T;var P=function(){return function(e,t,r,i){this.type=n.Syntax.ForStatement,this.init=e,this.test=t,this.update=r,this.body=i}}();t.ForStatement=P;var B=function(){return function(e,t,r,i){this.type=n.Syntax.FunctionDeclaration,this.id=e,this.params=t,this.body=r,this.generator=i,this.expression=!1}}();t.FunctionDeclaration=B;var O=function(){return function(e,t,r,i){this.type=n.Syntax.FunctionExpression,this.id=e,this.params=t,this.body=r,this.generator=i,this.expression=!1}}();t.FunctionExpression=O;var N=function(){return function(e){this.type=n.Syntax.Identifier,this.name=e}}();t.Identifier=N;var j=function(){return function(e,t,r){this.type=n.Syntax.IfStatement,this.test=e,this.consequent=t,this.alternate=r}}();t.IfStatement=j;var I=function(){return function(e,t){this.type=n.Syntax.ImportDeclaration,this.specifiers=e,this.source=t}}();t.ImportDeclaration=I;var L=function(){return function(e){this.type=n.Syntax.ImportDefaultSpecifier,this.local=e}}();t.ImportDefaultSpecifier=L;var M=function(){return function(e){this.type=n.Syntax.ImportNamespaceSpecifier,this.local=e}}();t.ImportNamespaceSpecifier=M;var R=function(){return function(e,t){this.type=n.Syntax.ImportSpecifier,this.local=e,this.imported=t}}();t.ImportSpecifier=R;var V=function(){return function(e,t){this.type=n.Syntax.LabeledStatement,this.label=e,this.body=t}}();t.LabeledStatement=V;var U=function(){return function(e,t){this.type=n.Syntax.Literal,this.value=e,this.raw=t}}();t.Literal=U;var q=function(){return function(e,t){this.type=n.Syntax.MetaProperty,this.meta=e,this.property=t}}();t.MetaProperty=q;var G=function(){return function(e,t,r,i,s){this.type=n.Syntax.MethodDefinition,this.key=e,this.computed=t,this.value=r,this.kind=i,this.static=s}}();t.MethodDefinition=G;var X=function(){return function(e,t){this.type=n.Syntax.NewExpression,this.callee=e,this.arguments=t}}();t.NewExpression=X;var J=function(){return function(e){this.type=n.Syntax.ObjectExpression,this.properties=e}}();t.ObjectExpression=J;var W=function(){return function(e){this.type=n.Syntax.ObjectPattern,this.properties=e}}();t.ObjectPattern=W;var K=function(){return function(e,t){this.type=n.Syntax.Program,this.body=e,this.sourceType=t}}();t.Program=K;var z=function(){return function(e,t,r,i,s,a){this.type=n.Syntax.Property,this.key=t,this.computed=r,this.value=i,this.kind=e,this.method=s,this.shorthand=a}}();t.Property=z;var Y=function(){return function(e,t,r){this.type=n.Syntax.Literal,this.value=e,this.raw=t,this.regex=r}}();t.RegexLiteral=Y;var H=function(){return function(e){this.type=n.Syntax.RestElement,this.argument=e}}();t.RestElement=H;var $=function(){return function(e){this.type=n.Syntax.ReturnStatement,this.argument=e}}();t.ReturnStatement=$;var Q=function(){return function(e){this.type=n.Syntax.SequenceExpression,this.expressions=e}}();t.SequenceExpression=Q;var Z=function(){return function(e){this.type=n.Syntax.SpreadElement,this.argument=e}}();t.SpreadElement=Z;var ee=function(){return function(e,t){this.type=n.Syntax.MemberExpression,this.computed=!1,this.object=e,this.property=t}}();t.StaticMemberExpression=ee;var te=function(){return function(){this.type=n.Syntax.Super}}();t.Super=te;var re=function(){return function(e,t){this.type=n.Syntax.SwitchCase,this.test=e,this.consequent=t}}();t.SwitchCase=re;var ne=function(){return function(e,t){this.type=n.Syntax.SwitchStatement,this.discriminant=e,this.cases=t}}();t.SwitchStatement=ne;var ie=function(){return function(e,t){this.type=n.Syntax.TaggedTemplateExpression,this.tag=e,this.quasi=t}}();t.TaggedTemplateExpression=ie;var se=function(){return function(e,t){this.type=n.Syntax.TemplateElement,this.value=e,this.tail=t}}();t.TemplateElement=se;var ae=function(){return function(e,t){this.type=n.Syntax.TemplateLiteral,this.quasis=e,this.expressions=t}}();t.TemplateLiteral=ae;var oe=function(){return function(){this.type=n.Syntax.ThisExpression}}();t.ThisExpression=oe;var ue=function(){return function(e){this.type=n.Syntax.ThrowStatement,this.argument=e}}();t.ThrowStatement=ue;var le=function(){return function(e,t,r){this.type=n.Syntax.TryStatement,this.block=e,this.handler=t,this.finalizer=r}}();t.TryStatement=le;var ce=function(){return function(e,t){this.type=n.Syntax.UnaryExpression,this.operator=e,this.argument=t,this.prefix=!0}}();t.UnaryExpression=ce;var pe=function(){return function(e,t,r){this.type=n.Syntax.UpdateExpression,this.operator=e,this.argument=t,this.prefix=r}}();t.UpdateExpression=pe;var he=function(){return function(e,t){this.type=n.Syntax.VariableDeclaration,this.declarations=e,this.kind=t}}();t.VariableDeclaration=he;var fe=function(){return function(e,t){this.type=n.Syntax.VariableDeclarator,this.id=e,this.init=t}}();t.VariableDeclarator=fe;var de=function(){return function(e,t){this.type=n.Syntax.WhileStatement,this.test=e,this.body=t}}();t.WhileStatement=de;var me=function(){return function(e,t){this.type=n.Syntax.WithStatement,this.object=e,this.body=t}}();t.WithStatement=me;var ye=function(){return function(e,t){this.type=n.Syntax.YieldExpression,this.argument=e,this.delegate=t}}();t.YieldExpression=ye},function(e,t,r){"use strict";function n(e){var t;switch(e.type){case c.JSXSyntax.JSXIdentifier:t=e.name;break;case c.JSXSyntax.JSXNamespacedName:var r=e;t=n(r.namespace)+":"+n(r.name);break;case c.JSXSyntax.JSXMemberExpression:var i=e;t=n(i.object)+"."+n(i.property)}return t}var i,s=this&&this.__extends||function(e,t){function r(){this.constructor=e}for(var n in t)t.hasOwnProperty(n)&&(e[n]=t[n]);e.prototype=null===t?Object.create(t):(r.prototype=t.prototype,new r)},a=r(9),o=r(7),u=r(3),l=r(12),c=r(13),p=r(10),h=r(14);!function(e){e[e.Identifier=100]="Identifier",e[e.Text=101]="Text"}(i||(i={})),o.TokenName[i.Identifier]="JSXIdentifier",o.TokenName[i.Text]="JSXText";var f=function(e){function t(t,r,n){e.call(this,t,r,n)}return s(t,e),t.prototype.parsePrimaryExpression=function(){return this.match("<")?this.parseJSXRoot():e.prototype.parsePrimaryExpression.call(this)},t.prototype.startJSX=function(){this.scanner.index=this.startMarker.index,this.scanner.lineNumber=this.startMarker.lineNumber,this.scanner.lineStart=this.startMarker.lineStart},t.prototype.finishJSX=function(){this.nextToken()},t.prototype.reenterJSX=function(){this.startJSX(),this.expectJSX("}"),this.config.tokens&&this.tokens.pop()},t.prototype.createJSXNode=function(){return this.collectComments(),{index:this.scanner.index,line:this.scanner.lineNumber,column:this.scanner.index-this.scanner.lineStart}},t.prototype.createJSXChildNode=function(){return{index:this.scanner.index,line:this.scanner.lineNumber,column:this.scanner.index-this.scanner.lineStart}},t.prototype.scanXHTMLEntity=function(e){for(var t="&",r=!0,n=!1,i=!1,s=!1;!this.scanner.eof()&&r&&!n;){var o=this.scanner.source[this.scanner.index];if(o===e)break;if(n=";"===o,t+=o,++this.scanner.index,!n)switch(t.length){case 2:i="#"===o;break;case 3:i&&(r=(s="x"===o)||a.Character.isDecimalDigit(o.charCodeAt(0)),i=i&&!s);break;default:r=(r=r&&!(i&&!a.Character.isDecimalDigit(o.charCodeAt(0))))&&!(s&&!a.Character.isHexDigit(o.charCodeAt(0)))}}if(r&&n&&t.length>2){var u=t.substr(1,t.length-2);i&&u.length>1?t=String.fromCharCode(parseInt(u.substr(1),10)):s&&u.length>2?t=String.fromCharCode(parseInt("0"+u.substr(1),16)):i||s||!l.XHTMLEntities[u]||(t=l.XHTMLEntities[u])}return t},t.prototype.lexJSX=function(){var e=this.scanner.source.charCodeAt(this.scanner.index);if(60===e||62===e||47===e||58===e||61===e||123===e||125===e){l=this.scanner.source[this.scanner.index++];return{type:o.Token.Punctuator,value:l,lineNumber:this.scanner.lineNumber,lineStart:this.scanner.lineStart,start:this.scanner.index-1,end:this.scanner.index}}if(34===e||39===e){for(var t=this.scanner.index,r=this.scanner.source[this.scanner.index++],n="";!this.scanner.eof();){if((c=this.scanner.source[this.scanner.index++])===r)break;n+="&"===c?this.scanXHTMLEntity(r):c}return{type:o.Token.StringLiteral,value:n,lineNumber:this.scanner.lineNumber,lineStart:this.scanner.lineStart,start:t,end:this.scanner.index}}if(46===e){var s=this.scanner.source.charCodeAt(this.scanner.index+1),u=this.scanner.source.charCodeAt(this.scanner.index+2),l=46===s&&46===u?"...":".",t=this.scanner.index;return this.scanner.index+=l.length,{type:o.Token.Punctuator,value:l,lineNumber:this.scanner.lineNumber,lineStart:this.scanner.lineStart,start:t,end:this.scanner.index}}if(96===e)return{type:o.Token.Template,lineNumber:this.scanner.lineNumber,lineStart:this.scanner.lineStart,start:this.scanner.index,end:this.scanner.index};if(a.Character.isIdentifierStart(e)&&92!==e){t=this.scanner.index;for(++this.scanner.index;!this.scanner.eof();){var c=this.scanner.source.charCodeAt(this.scanner.index);if(a.Character.isIdentifierPart(c)&&92!==c)++this.scanner.index;else{if(45!==c)break;++this.scanner.index}}var p=this.scanner.source.slice(t,this.scanner.index);return{type:i.Identifier,value:p,lineNumber:this.scanner.lineNumber,lineStart:this.scanner.lineStart,start:t,end:this.scanner.index}}this.scanner.throwUnexpectedToken()},t.prototype.nextJSXToken=function(){this.collectComments(),this.startMarker.index=this.scanner.index,this.startMarker.lineNumber=this.scanner.lineNumber,this.startMarker.lineStart=this.scanner.lineStart;var e=this.lexJSX();return this.lastMarker.index=this.scanner.index,this.lastMarker.lineNumber=this.scanner.lineNumber,this.lastMarker.lineStart=this.scanner.lineStart,this.config.tokens&&this.tokens.push(this.convertToken(e)),e},t.prototype.nextJSXText=function(){this.startMarker.index=this.scanner.index,this.startMarker.lineNumber=this.scanner.lineNumber,this.startMarker.lineStart=this.scanner.lineStart;for(var e=this.scanner.index,t="";!this.scanner.eof();){var r=this.scanner.source[this.scanner.index];if("{"===r||"<"===r)break;++this.scanner.index,t+=r,a.Character.isLineTerminator(r.charCodeAt(0))&&(++this.scanner.lineNumber,"\r"===r&&"\n"===this.scanner.source[this.scanner.index]&&++this.scanner.index,this.scanner.lineStart=this.scanner.index)}this.lastMarker.index=this.scanner.index,this.lastMarker.lineNumber=this.scanner.lineNumber,this.lastMarker.lineStart=this.scanner.lineStart;var n={type:i.Text,value:t,lineNumber:this.scanner.lineNumber,lineStart:this.scanner.lineStart,start:e,end:this.scanner.index};return t.length>0&&this.config.tokens&&this.tokens.push(this.convertToken(n)),n},t.prototype.peekJSXToken=function(){var e=this.scanner.index,t=this.scanner.lineNumber,r=this.scanner.lineStart;this.scanner.scanComments();var n=this.lexJSX();return this.scanner.index=e,this.scanner.lineNumber=t,this.scanner.lineStart=r,n},t.prototype.expectJSX=function(e){var t=this.nextJSXToken();t.type===o.Token.Punctuator&&t.value===e||this.throwUnexpectedToken(t)},t.prototype.matchJSX=function(e){var t=this.peekJSXToken();return t.type===o.Token.Punctuator&&t.value===e},t.prototype.parseJSXIdentifier=function(){var e=this.createJSXNode(),t=this.nextJSXToken();return t.type!==i.Identifier&&this.throwUnexpectedToken(t),this.finalize(e,new h.JSXIdentifier(t.value))},t.prototype.parseJSXElementName=function(){var e=this.createJSXNode(),t=this.parseJSXIdentifier();if(this.matchJSX(":")){var r=t;this.expectJSX(":");var n=this.parseJSXIdentifier();t=this.finalize(e,new h.JSXNamespacedName(r,n))}else if(this.matchJSX("."))for(;this.matchJSX(".");){var i=t;this.expectJSX(".");var s=this.parseJSXIdentifier();t=this.finalize(e,new h.JSXMemberExpression(i,s))}return t},t.prototype.parseJSXAttributeName=function(){var e,t=this.createJSXNode(),r=this.parseJSXIdentifier();if(this.matchJSX(":")){var n=r;this.expectJSX(":");var i=this.parseJSXIdentifier();e=this.finalize(t,new h.JSXNamespacedName(n,i))}else e=r;return e},t.prototype.parseJSXStringLiteralAttribute=function(){var e=this.createJSXNode(),t=this.nextJSXToken();t.type!==o.Token.StringLiteral&&this.throwUnexpectedToken(t);var r=this.getTokenRaw(t);return this.finalize(e,new p.Literal(t.value,r))},t.prototype.parseJSXExpressionAttribute=function(){var e=this.createJSXNode();this.expectJSX("{"),this.finishJSX(),this.match("}")&&this.tolerateError("JSX attributes must only be assigned a non-empty expression");var t=this.parseAssignmentExpression();return this.reenterJSX(),this.finalize(e,new h.JSXExpressionContainer(t))},t.prototype.parseJSXAttributeValue=function(){return this.matchJSX("{")?this.parseJSXExpressionAttribute():this.matchJSX("<")?this.parseJSXElement():this.parseJSXStringLiteralAttribute()},t.prototype.parseJSXNameValueAttribute=function(){var e=this.createJSXNode(),t=this.parseJSXAttributeName(),r=null;return this.matchJSX("=")&&(this.expectJSX("="),r=this.parseJSXAttributeValue()),this.finalize(e,new h.JSXAttribute(t,r))},t.prototype.parseJSXSpreadAttribute=function(){var e=this.createJSXNode();this.expectJSX("{"),this.expectJSX("..."),this.finishJSX();var t=this.parseAssignmentExpression();return this.reenterJSX(),this.finalize(e,new h.JSXSpreadAttribute(t))},t.prototype.parseJSXAttributes=function(){for(var e=[];!this.matchJSX("/")&&!this.matchJSX(">");){var t=this.matchJSX("{")?this.parseJSXSpreadAttribute():this.parseJSXNameValueAttribute();e.push(t)}return e},t.prototype.parseJSXOpeningElement=function(){var e=this.createJSXNode();this.expectJSX("<");var t=this.parseJSXElementName(),r=this.parseJSXAttributes(),n=this.matchJSX("/");return n&&this.expectJSX("/"),this.expectJSX(">"),this.finalize(e,new h.JSXOpeningElement(t,n,r))},t.prototype.parseJSXBoundaryElement=function(){var e=this.createJSXNode();if(this.expectJSX("<"),this.matchJSX("/")){this.expectJSX("/");var t=this.parseJSXElementName();return this.expectJSX(">"),this.finalize(e,new h.JSXClosingElement(t))}var r=this.parseJSXElementName(),n=this.parseJSXAttributes(),i=this.matchJSX("/");return i&&this.expectJSX("/"),this.expectJSX(">"),this.finalize(e,new h.JSXOpeningElement(r,i,n))},t.prototype.parseJSXEmptyExpression=function(){var e=this.createJSXChildNode();return this.collectComments(),this.lastMarker.index=this.scanner.index,this.lastMarker.lineNumber=this.scanner.lineNumber,this.lastMarker.lineStart=this.scanner.lineStart,this.finalize(e,new h.JSXEmptyExpression)},t.prototype.parseJSXExpressionContainer=function(){var e=this.createJSXNode();this.expectJSX("{");var t;return this.matchJSX("}")?(t=this.parseJSXEmptyExpression(),this.expectJSX("}")):(this.finishJSX(),t=this.parseAssignmentExpression(),this.reenterJSX()),this.finalize(e,new h.JSXExpressionContainer(t))},t.prototype.parseJSXChildren=function(){for(var e=[];!this.scanner.eof();){var t=this.createJSXChildNode(),r=this.nextJSXText();if(r.start<r.end){var n=this.getTokenRaw(r),i=this.finalize(t,new h.JSXText(r.value,n));e.push(i)}if("{"!==this.scanner.source[this.scanner.index])break;var s=this.parseJSXExpressionContainer();e.push(s)}return e},t.prototype.parseComplexJSXElement=function(e){for(var t=[];!this.scanner.eof();){e.children=e.children.concat(this.parseJSXChildren());var 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