var o;(function(r){r.AssignmentExpression="AssignmentExpression",r.AssignmentPattern="AssignmentPattern",r.ArrayExpression="ArrayExpression",r.ArrayPattern="ArrayPattern",r.ArrowFunctionExpression="ArrowFunctionExpression",r.AwaitExpression="AwaitExpression",r.BlockStatement="BlockStatement",r.BinaryExpression="BinaryExpression",r.BreakStatement="BreakStatement",r.CallExpression="CallExpression",r.CatchClause="CatchClause",r.ChainExpression="ChainExpression",r.ClassBody="ClassBody",r.ClassDeclaration="ClassDeclaration",r.ClassExpression="ClassExpression",r.ConditionalExpression="ConditionalExpression",r.ContinueStatement="ContinueStatement",r.Decorator="Decorator",r.DoWhileStatement="DoWhileStatement",r.DebuggerStatement="DebuggerStatement",r.EmptyStatement="EmptyStatement",r.ExportAllDeclaration="ExportAllDeclaration",r.ExportDefaultDeclaration="ExportDefaultDeclaration",r.ExportNamedDeclaration="ExportNamedDeclaration",r.ExportSpecifier="ExportSpecifier",r.ExpressionStatement="ExpressionStatement",r.ForStatement="ForStatement",r.ForOfStatement="ForOfStatement",r.ForInStatement="ForInStatement",r.FunctionDeclaration="FunctionDeclaration",r.FunctionExpression="FunctionExpression",r.Identifier="Identifier",r.IfStatement="IfStatement",r.ImportAttribute="ImportAttribute",r.ImportExpression="ImportExpression",r.ImportDeclaration="ImportDeclaration",r.ImportDefaultSpecifier="ImportDefaultSpecifier",r.ImportNamespaceSpecifier="ImportNamespaceSpecifier",r.ImportSpecifier="ImportSpecifier",r.Literal="Literal",r.LabeledStatement="LabeledStatement",r.LogicalExpression="LogicalExpression",r.MemberExpression="MemberExpression",r.MetaProperty="MetaProperty",r.MethodDefinition="MethodDefinition",r.NewExpression="NewExpression",r.ObjectExpression="ObjectExpression",r.ObjectPattern="ObjectPattern",r.Program="Program",r.Property="Property",r.PrivateIdentifier="PrivateIdentifier",r.RestElement="RestElement",r.ReturnStatement="ReturnStatement",r.SequenceExpression="SequenceExpression",r.SpreadElement="SpreadElement",r.StaticBlock="StaticBlock",r.Super="Super",r.SwitchCase="SwitchCase",r.SwitchStatement="SwitchStatement",r.TaggedTemplateExpression="TaggedTemplateExpression",r.TemplateElement="TemplateElement",r.TemplateLiteral="TemplateLiteral",r.ThisExpression="ThisExpression",r.ThrowStatement="ThrowStatement",r.TryStatement="TryStatement",r.UnaryExpression="UnaryExpression",r.UpdateExpression="UpdateExpression",r.VariableDeclaration="VariableDeclaration",r.VariableDeclarator="VariableDeclarator",r.WhileStatement="WhileStatement",r.WithStatement="WithStatement",r.YieldExpression="YieldExpression"})(o||(o={}));class ue{constructor(){this.attach=!1,this.comments=[],this.stack=[],this.leading=[],this.trailing=[]}insertInnerComments(e,t){if(e.type===o.BlockStatement&&e.body.length===0){const s=[];for(let i=this.leading.length-1;i>=0;--i){const n=this.leading[i];t.end.offset>=n.start&&(s.unshift(n.comment),this.leading.splice(i,1),this.trailing.splice(i,1))}s.length&&(e.innerComments=s)}}findTrailingComments(e){let t=[];if(this.trailing.length>0){for(let i=this.trailing.length-1;i>=0;--i){const n=this.trailing[i];n.start>=e.end.offset&&t.unshift(n.comment)}return this.trailing.length=0,t}const s=this.stack[this.stack.length-1];if(s&&s.node.trailingComments){const i=s.node.trailingComments[0];i&&i.range[0]>=e.end.offset&&(t=s.node.trailingComments,delete s.node.trailingComments)}return t}findLeadingComments(e){const t=[];let s;for(;this.stack.length>0;){const i=this.stack[this.stack.length-1];if(i&&i.start>=e.start.offset)s=i.node,this.stack.pop();else break}if(s){const i=s.leadingComments?s.leadingComments.length:0;for(let n=i-1;n>=0;--n){const a=s.leadingComments[n];a.range[1]<=e.start.offset&&(t.unshift(a),s.leadingComments.splice(n,1))}return s.leadingComments&&s.leadingComments.length===0&&delete s.leadingComments,t}for(let i=this.leading.length-1;i>=0;--i){const n=this.leading[i];n.start<=e.start.offset&&(t.unshift(n.comment),this.leading.splice(i,1))}return t}visitNode(e,t){if(e.type===o.Program&&e.body.length>0)return;this.insertInnerComments(e,t);const s=this.findTrailingComments(t),i=this.findLeadingComments(t);i.length>0&&(e.leadingComments=i),s.length>0&&(e.trailingComments=s),this.stack.push({node:e,start:t.start.offset})}visitComment(e,t){const s=e.type[0]==="L"?"Line":"Block",i={type:s,value:e.value};if(e.range&&(i.range=e.range),e.loc&&(i.loc=e.loc),this.comments.push(i),this.attach){const n={comment:{type:s,value:e.value,range:[t.start.offset,t.end.offset]},start:t.start.offset};e.loc&&(n.comment.loc=e.loc),e.type=s,this.leading.push(n),this.trailing.push(n)}}visit(e,t){e.type==="LineComment"?this.visitComment(e,t):e.type==="BlockComment"?this.visitComment(e,t):this.attach&&this.visitNode(e,t)}}const 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n={multiLine:!1,slice:[s+e,this.index],range:[s,this.index],loc:i};t.push(n)}return t}skipMultiLineComment(){let e=[],t,s;for(this.trackComment&&(e=[],t=this.index-2,s={start:{line:this.lineNumber,column:this.index-this.lineStart-2},end:{}});!this.eof();){const i=this.source.charCodeAt(this.index);if(p.isLineTerminator(i))i===13&&this.source.charCodeAt(this.index+1)===10&&++this.index,++this.lineNumber,++this.index,this.lineStart=this.index;else if(i===42){if(this.source.charCodeAt(this.index+1)===47){if(this.index+=2,this.trackComment){s.end={line:this.lineNumber,column:this.index-this.lineStart};const n={multiLine:!0,slice:[t+2,this.index-2],range:[t,this.index],loc:s};e.push(n)}return e}++this.index}else++this.index}if(this.trackComment){s.end={line:this.lineNumber,column:this.index-this.lineStart};const i={multiLine:!0,slice:[t+2,this.index],range:[t,this.index],loc:s};e.push(i)}return this.tolerateUnexpectedToken(),e}scanComments(){let e;this.trackComment&&(e=[]);let t=this.index===0;for(;!this.eof();){let s=this.source.charCodeAt(this.index);if(p.isWhiteSpace(s))++this.index;else if(p.isLineTerminator(s))++this.index,s===13&&this.source.charCodeAt(this.index)===10&&++this.index,++this.lineNumber,this.lineStart=this.index,t=!0;else if(s===47)if(s=this.source.charCodeAt(this.index+1),s===47){this.index+=2;const i=this.skipSingleLineComment(2);this.trackComment&&(e=e.concat(i)),t=!0}else if(s===42){this.index+=2;const i=this.skipMultiLineComment();this.trackComment&&(e=e.concat(i))}else break;else if(t&&s===45)if(this.source.charCodeAt(this.index+1)===45&&this.source.charCodeAt(this.index+2)===62){this.index+=3;const i=this.skipSingleLineComment(3);this.trackComment&&(e=e.concat(i))}else break;else if(s===60&&!this.isModule)if(this.source.slice(this.index+1,this.index+4)==="!--"){this.index+=4;const i=this.skipSingleLineComment(4);this.trackComment&&(e=e.concat(i))}else break;else break}return e}isFutureReservedWord(e){switch(e){case"enum":case"export":case"import":case"super":return!0;default:return!1}}isStrictModeReservedWord(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}}isRestrictedWord(e){return e==="eval"||e==="arguments"}isKeyword(e){switch(e.length){case 2:return e==="if"||e==="in"||e==="do";case 3:return e==="var"||e==="for"||e==="new"||e==="try"||e==="let";case 4:return e==="this"||e==="else"||e==="case"||e==="void"||e==="with"||e==="enum";case 5:return e==="while"||e==="break"||e==="catch"||e==="throw"||e==="const"||e==="yield"||e==="class"||e==="super";case 6:return e==="return"||e==="typeof"||e==="delete"||e==="switch"||e==="export"||e==="import";case 7:return e==="default"||e==="finally"||e==="extends";case 8:return e==="function"||e==="continue"||e==="debugger";case 10:return e==="instanceof";default:return!1}}codePointAt(e){let t=this.source.charCodeAt(e);if(t>=55296&&t<=56319){const s=this.source.charCodeAt(e+1);s>=56320&&s<=57343&&(t=(t-55296)*1024+s-56320+65536)}return t}scanHexEscape(e){const t=e==="u"?4:2;let s=0;for(let i=0;i<t;++i)if(!this.eof()&&p.isHexDigit(this.source.charCodeAt(this.index)))s=s*16+ne(this.source[this.index++]);else return null;return String.fromCharCode(s)}tryToScanUnicodeCodePointEscape(){let e=this.source[this.index],t=0;if(e==="}")return null;for(;!this.eof()&&(e=this.source[this.index++],!!p.isHexDigit(e.charCodeAt(0)));)t=t*16+ne(e);return t>1114111||e!=="}"?null:p.fromCodePoint(t)}scanUnicodeCodePointEscape(){const e=this.tryToScanUnicodeCodePointEscape();return e===null?this.throwUnexpectedToken():e}getIdentifier(){const e=this.index++;for(;!this.eof();){const t=this.source.charCodeAt(this.index);if(t===92)return this.index=e,this.getComplexIdentifier();if(t>=55296&&t<57343)return this.index=e,this.getComplexIdentifier();if(p.isIdentifierPart(t))++this.index;else break}return this.source.slice(e,this.index)}getComplexIdentifier(){let e=this.codePointAt(this.index),t=p.fromCodePoint(e);this.index+=t.length;let s;for(e===92&&(this.source.charCodeAt(this.index)!==117&&this.throwUnexpectedToken(),++this.index,this.source[this.index]==="{"?(++this.index,s=this.scanUnicodeCodePointEscape()):(s=this.scanHexEscape("u"),(s===null||s==="\\"||!p.isIdentifierStart(s.charCodeAt(0)))&&this.throwUnexpectedToken()),t=s);!this.eof()&&(e=this.codePointAt(this.index),!!p.isIdentifierPart(e));)s=p.fromCodePoint(e),t+=s,this.index+=s.length,e===92&&(t=t.substr(0,t.length-1),this.source.charCodeAt(this.index)!==117&&this.throwUnexpectedToken(),++this.index,this.source[this.index]==="{"?(++this.index,s=this.scanUnicodeCodePointEscape()):(s=this.scanHexEscape("u"),(s===null||s==="\\"||!p.isIdentifierPart(s.charCodeAt(0)))&&this.throwUnexpectedToken()),t+=s);return t}octalToDecimal(e){let t=e!=="0",s=K(e);return!this.eof()&&p.isOctalDigit(this.source.charCodeAt(this.index))&&(t=!0,s=s*8+K(this.source[this.index++]),"0123".indexOf(e)>=0&&!this.eof()&&p.isOctalDigit(this.source.charCodeAt(this.index))&&(s=s*8+K(this.source[this.index++]))),{code:s,octal:t}}scanIdentifier(){let e;const t=this.index,s=this.source.charCodeAt(t)===92,i=s?this.getComplexIdentifier():this.getIdentifier();if(i.length===1?e=3:this.isKeyword(i)?e=4:i==="null"?e=5:i==="true"||i==="false"?e=1:e=3,e!==3&&t+i.length!==this.index){const n=this.index;this.index=t,this.tolerateUnexpectedToken(u.InvalidEscapedReservedWord),this.index=n}return{type:e,value:i,lineNumber:this.lineNumber,lineStart:this.lineStart,start:t,end:this.index,escaped:s}}scanPunctuator(){const e=this.index;let 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"?":++this.index,this.source[this.index]==="?"&&(++this.index,this.source[this.index]==="="?(++this.index,t="??="):t="??"),this.source[this.index]==="."&&!/^\d$/.test(this.source[this.index+1])&&(++this.index,t="?.");break;case"#":case")":case";":case",":case"[":case"]":case":":case"~":case"@":++this.index;break;default:t=this.source.substr(this.index,4),t===">>>="?this.index+=4:(t=t.substr(0,3),t==="==="||t==="!=="||t===">>>"||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==="=>"||t==="**"?this.index+=2:(t=this.source[this.index],"<>=!+-*%&|^/".indexOf(t)>=0&&++this.index)))}return this.index===e&&this.throwUnexpectedToken(),{type:7,value:t,lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index}}scanHexLiteral(e){let t=this.scanLiteralPart(p.isHexDigitChar);return t.length===0&&this.throwUnexpectedToken(),this.source[this.index]==="n"?(this.index++,{type:6,value:BigInt("0x"+t),lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index}):(p.isIdentifierStart(this.source.charCodeAt(this.index))&&this.throwUnexpectedToken(),{type:6,value:parseInt("0x"+t,16),lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index})}scanBinaryLiteral(e){let t,s=this.scanLiteralPart(i=>i==="0"||i==="1");return s.length===0&&this.throwUnexpectedToken(),this.source[this.index]==="n"?(this.index++,{type:6,value:BigInt("0b"+s),lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index}):(this.eof()||(t=this.source.charCodeAt(this.index),(p.isIdentifierStart(t)||p.isDecimalDigit(t))&&this.throwUnexpectedToken()),{type:6,value:parseInt(s,2),lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index})}scanOctalLiteral(e,t){let s="",i=!1;return p.isOctalDigit(e.charCodeAt(0))?(i=!0,s="0"+this.source[this.index++]):++this.index,s+=this.scanLiteralPart(p.isOctalDigitChar),!i&&s.length===0&&this.throwUnexpectedToken(),this.source[this.index]==="n"?(this.index++,{type:6,value:BigInt("0o"+s),lineNumber:this.lineNumber,lineStart:this.lineStart,start:t,end:this.index}):((p.isIdentifierStart(this.source.charCodeAt(this.index))||p.isDecimalDigit(this.source.charCodeAt(this.index)))&&this.throwUnexpectedToken(),{type:6,value:parseInt(s,8),octal:i,lineNumber:this.lineNumber,lineStart:this.lineStart,start:t,end:this.index})}isImplicitOctalLiteral(){for(let e=this.index+1;e<this.length;++e){const t=this.source[e];if(t==="8"||t==="9"||t==="n")return!1;if(!p.isOctalDigit(t.charCodeAt(0)))return!0}return!0}scanLiteralPart(e){let t="";for(this.source[this.index]==="_"&&this.throwUnexpectedToken(u.NumericSeperatorNotAllowedHere);this.source[this.index]&&(e(this.source[this.index])||this.source[this.index]==="_");)this.source[this.index]!=="_"&&(t+=this.source[this.index]),this.index++,this.source[this.index-1]==="_"&&this.source[this.index]==="_"&&this.throwUnexpectedToken(u.NumericSeperatorOneUnderscore);return this.source[this.index-1]==="_"&&this.throwUnexpectedToken(u.NumericSeperatorNotAllowedHere),t}scanNumericLiteral(){const e=this.index;let t=this.source[e];y(p.isDecimalDigit(t.charCodeAt(0))||t===".","Numeric literal must start with a decimal digit or a decimal point");let s="";if(t!=="."){if(s=this.source[this.index++],t=this.source[this.index],s==="0"){if(t==="x"||t==="X")return++this.index,this.scanHexLiteral(e);if(t==="b"||t==="B")return++this.index,this.scanBinaryLiteral(e);if(t==="o"||t==="O")return this.scanOctalLiteral(t,e);if(t&&p.isOctalDigit(t.charCodeAt(0))&&this.isImplicitOctalLiteral())return this.scanOctalLiteral(t,e)}this.index--,s=this.scanLiteralPart(p.isDecimalDigitChar),t=this.source[this.index]}if(t==="."&&(s+=this.source[this.index++],s+=this.scanLiteralPart(p.isDecimalDigitChar),t=this.source[this.index]),t==="e"||t==="E")s+=this.source[this.index++],t=this.source[this.index],(t==="+"||t==="-")&&(s+=this.source[this.index++]),p.isDecimalDigit(this.source.charCodeAt(this.index))?s+=this.scanLiteralPart(p.isDecimalDigitChar):this.throwUnexpectedToken();else if(t==="n")return s.length>1&&s[0]==="0"&&this.throwUnexpectedToken(),this.index++,{type:6,value:BigInt(s),lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index};return p.isIdentifierStart(this.source.charCodeAt(this.index))&&this.throwUnexpectedToken(),{type:6,value:parseFloat(s),lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index}}scanStringLiteral(){const e=this.index;let t=this.source[e];y(t==="'"||t==='"',"String literal must starts with a quote"),++this.index;let s=!1,i="";for(;!this.eof();){let n=this.source[this.index++];if(n===t){t="";break}else if(n==="\\")if(n=this.source[this.index++],!n||!p.isLineTerminator(n.charCodeAt(0)))switch(n){case"u":if(this.source[this.index]==="{")++this.index,i+=this.scanUnicodeCodePointEscape();else{const h=this.scanHexEscape(n);h===null&&this.throwUnexpectedToken(),i+=h}break;case"x":const a=this.scanHexEscape(n);a===null&&this.throwUnexpectedToken(u.InvalidHexEscapeSequence),i+=a;break;case"n":i+=`
`;break;case"r":i+="\r";break;case"t":i+="	";break;case"b":i+="\b";break;case"f":i+="\f";break;case"v":i+="\v";break;case"8":case"9":i+=n,this.tolerateUnexpectedToken();break;default:if(n&&p.isOctalDigit(n.charCodeAt(0))){const h=this.octalToDecimal(n);s=h.octal||s,i+=String.fromCharCode(h.code)}else i+=n;break}else++this.lineNumber,n==="\r"&&this.source[this.index]===`
`&&++this.index,this.lineStart=this.index;else{if(p.isLineTerminator(n.charCodeAt(0)))break;i+=n}}return t!==""&&(this.index=e,this.throwUnexpectedToken()),{type:8,value:i,octal:s,lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index}}scanTemplate(){let e="",t=!1;const s=this.index,i=this.source[s]==="`";let n=!1,a=null,h=2;for(++this.index;!this.eof();){let c=this.source[this.index++];if(c==="`"){h=1,n=!0,t=!0;break}else if(c==="$"){if(this.source[this.index]==="{"){this.curlyStack.push("${"),++this.index,t=!0;break}e+=c}else{if(a!==null)continue;if(c==="\\")if(c=this.source[this.index++],p.isLineTerminator(c.charCodeAt(0)))++this.lineNumber,c==="\r"&&this.source[this.index]===`
`&&++this.index,this.lineStart=this.index;else switch(c){case"n":e+=`
`;break;case"r":e+="\r";break;case"t":e+="	";break;case"u":if(this.source[this.index]==="{"){++this.index;const l=this.tryToScanUnicodeCodePointEscape();l===null?a="u":e+=l}else{const l=this.scanHexEscape(c);l===null?a="u":e+=l}break;case"x":const D=this.scanHexEscape(c);D===null?a="x":e+=D;break;case"b":e+="\b";break;case"f":e+="\f";break;case"v":e+="\v";break;default:c==="0"?p.isDecimalDigit(this.source.charCodeAt(this.index))?a="0":e+="\0":p.isDecimalDigitChar(c)?a=c:e+=c;break}else p.isLineTerminator(c.charCodeAt(0))?(++this.lineNumber,c==="\r"&&this.source[this.index]===`
`&&++this.index,this.lineStart=this.index,e+=`
`):e+=c}}return t||this.throwUnexpectedToken(),i||this.curlyStack.pop(),{type:10,value:this.source.slice(s+1,this.index-h),cooked:a===null?e:null,head:i,tail:n,notEscapeSequenceHead:a,lineNumber:this.lineNumber,lineStart:this.lineStart,start:s,end:this.index}}testRegExp(e,t){const s="￿";let i=e;t.indexOf("u")>=0&&(i=i.replace(/\\u\{([0-9a-fA-F]+)\}|\\u([a-fA-F0-9]{4})/g,(n,a,h)=>{const c=parseInt(a||h,16);return c>1114111&&this.throwUnexpectedToken(u.InvalidRegExp),c<=65535?String.fromCharCode(c):s}).replace(/[\uD800-\uDBFF][\uDC00-\uDFFF]/g,s));try{RegExp(i)}catch{this.throwUnexpectedToken(u.InvalidRegExp)}try{return new RegExp(e,t)}catch{return null}}scanRegExpBody(){let e=this.source[this.index];y(e==="/","Regular expression literal must start with a slash");let t=this.source[this.index++],s=!1,i=!1;for(;!this.eof();)if(e=this.source[this.index++],t+=e,e==="\\")e=this.source[this.index++],p.isLineTerminator(e.charCodeAt(0))&&this.throwUnexpectedToken(u.UnterminatedRegExp),t+=e;else if(p.isLineTerminator(e.charCodeAt(0)))this.throwUnexpectedToken(u.UnterminatedRegExp);else if(s)e==="]"&&(s=!1);else if(e==="/"){i=!0;break}else e==="["&&(s=!0);return i||this.throwUnexpectedToken(u.UnterminatedRegExp),t.substr(1,t.length-2)}scanRegExpFlags(){let e="",t="";for(;!this.eof();){let s=this.source[this.index];if(!p.isIdentifierPart(s.charCodeAt(0)))break;if(++this.index,s==="\\"&&!this.eof())if(s=this.source[this.index],s==="u"){++this.index;let i=this.index;const n=this.scanHexEscape("u");if(n!==null)for(t+=n,e+="\\u";i<this.index;++i)e+=this.source[i];else this.index=i,t+="u",e+="\\u";this.tolerateUnexpectedToken()}else e+="\\",this.tolerateUnexpectedToken();else t+=s,e+=s}return t}scanRegExp(){const e=this.index,t=this.scanRegExpBody(),s=this.scanRegExpFlags(),i=this.testRegExp(t,s);return{type:9,value:"",pattern:t,flags:s,regex:i,lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index}}lex(){if(this.eof())return{type:2,value:"",lineNumber:this.lineNumber,lineStart:this.lineStart,start:this.index,end:this.index};const e=this.source.charCodeAt(this.index);return p.isIdentifierStart(e)?this.scanIdentifier():e===40||e===41||e===59?this.scanPunctuator():e===39||e===34?this.scanStringLiteral():e===46?p.isDecimalDigit(this.source.charCodeAt(this.index+1))?this.scanNumericLiteral():this.scanPunctuator():p.isDecimalDigit(e)?this.scanNumericLiteral():e===96||e===125&&this.curlyStack[this.curlyStack.length-1]==="${"?this.scanTemplate():e>=55296&&e<57343&&p.isIdentifierStart(this.codePointAt(this.index))?this.scanIdentifier():this.scanPunctuator()}}const F={};F[1]="Boolean";F[2]="<end>";F[3]="Identifier";F[4]="Keyword";F[5]="Null";F[6]="Numeric";F[7]="Punctuator";F[8]="String";F[9]="RegularExpression";F[10]="Template";const k="ArrowParameterPlaceHolder";class ae{constructor(e,t={},s){this.config={range:typeof t.range=="boolean"&&t.range,loc:typeof t.loc=="boolean"&&t.loc,source:null,tokens:typeof t.tokens=="boolean"&&t.tokens,comment:typeof t.comment=="boolean"&&t.comment,tolerant:typeof t.tolerant=="boolean"&&t.tolerant},this.config.loc&&t.source&&t.source!==null&&(this.config.source=String(t.source)),this.delegate=s,this.errorHandler=new ft,this.errorHandler.tolerant=this.config.tolerant==!0,this.scanner=new Et(e,this.errorHandler),this.scanner.trackComment=this.config.comment==!0,this.operatorPrecedence={")":0,";":0,",":0,"=":0,"]":0,"??":5,"||":6,"&&":7,"|":8,"^":9,"&":10,"==":11,"!=":11,"===":11,"!==":11,"<":12,">":12,"<=":12,">=":12,"<<":13,">>":13,">>>":13,"+":14,"-":14,"*":15,"/":15,"%":15},this.lookahead={type:2,value:"",lineNumber:this.scanner.lineNumber,lineStart:0,start:0,end:0},this.hasLineTerminator=!1,this.context={isModule:!1,isAsync:!1,allowIn:!0,allowStrictDirective:!0,allowSuper:!1,allowYield:!0,firstCoverInitializedNameError:null,isAssignmentTarget:!1,isBindingElement:!1,inConstructor:!1,inFunctionBody:!1,inIteration:!1,inSwitch:!1,inClassConstructor:!1,labelSet:{},strict:!1,decorators:null},this.tokens=[],this.startMarker={index:0,line:this.scanner.lineNumber,column:0},this.lastMarker={index:0,line:this.scanner.lineNumber,column:0},this.nextToken(),this.lastMarker={index:this.scanner.index,line:this.scanner.lineNumber,column:this.scanner.index-this.scanner.lineStart}}throwError(e,...t){const s=t.slice(),i=e.replace(/%(\d)/g,(c,D)=>(y(D<s.length,"Message reference must be in range"),s[D])),n=this.lastMarker.index,a=this.lastMarker.line,h=this.lastMarker.column+1;throw this.errorHandler.createError(n,a,h,i)}tolerateError(e,...t){const s=t.slice(),i=e.replace(/%(\d)/g,(c,D)=>(y(D<s.length,"Message reference must be in range"),s[D])),n=this.lastMarker.index,a=this.scanner.lineNumber,h=this.lastMarker.column+1;this.errorHandler.tolerateError(n,a,h,i)}unexpectedTokenError(e,t){let s=t||u.UnexpectedToken,i;if(e?(t||(s=e.type===2?u.UnexpectedEOS:e.type===3?u.UnexpectedIdentifier:e.type===6?u.UnexpectedNumber:e.type===8?u.UnexpectedString:e.type===10?u.UnexpectedTemplate:u.UnexpectedToken,e.type===4&&(this.scanner.isFutureReservedWord(e.value)?s=u.UnexpectedReserved:this.context.strict&&this.scanner.isStrictModeReservedWord(e.value)&&(s=u.StrictReservedWord))),i=e.value):i="ILLEGAL",s=s.replace("%0",i),e&&typeof e.lineNumber=="number"){const n=e.start,a=e.lineNumber,h=this.lastMarker.index-this.lastMarker.column,c=e.start-h+1;return this.errorHandler.createError(n,a,c,s)}else{const n=this.lastMarker.index,a=this.lastMarker.line,h=this.lastMarker.column+1;return this.errorHandler.createError(n,a,h,s)}}throwUnexpectedToken(e,t){throw this.unexpectedTokenError(e,t)}tolerateUnexpectedToken(e,t){this.errorHandler.tolerate(this.unexpectedTokenError(e,t))}tolerateInvalidLoopStatement(){(this.matchKeyword("class")||this.matchKeyword("function"))&&this.tolerateError(u.UnexpectedToken,this.lookahead)}collectComments(){if(!this.config.comment)this.scanner.scanComments();else{const e=this.scanner.scanComments();if(e.length>0&&this.delegate)for(let t=0;t<e.length;++t){const s=e[t],i={type:s.multiLine?"BlockComment":"LineComment",value:this.scanner.source.slice(s.slice[0],s.slice[1])};this.config.range&&(i.range=s.range),this.config.loc&&(i.loc=s.loc);const n={start:{line:s.loc.start.line,column:s.loc.start.column,offset:s.range[0]},end:{line:s.loc.end.line,column:s.loc.end.column,offset:s.range[1]}};this.delegate(i,n)}}}getTokenRaw(e){return this.scanner.source.slice(e.start,e.end)}convertToken(e){const t={type:F[e.type],value:this.getTokenRaw(e)};if(this.config.range&&(t.range=[e.start,e.end]),this.config.loc&&(t.loc={start:{line:this.startMarker.line,column:this.startMarker.column},end:{line:this.scanner.lineNumber,column:this.scanner.index-this.scanner.lineStart}}),e.type===9){const s=e.pattern,i=e.flags;t.regex={pattern:s,flags:i}}return t}nextToken(){const e=this.lookahead;this.lastMarker.index=this.scanner.index,this.lastMarker.line=this.scanner.lineNumber,this.lastMarker.column=this.scanner.index-this.scanner.lineStart,this.collectComments(),this.scanner.index!==this.startMarker.index&&(this.startMarker.index=this.scanner.index,this.startMarker.line=this.scanner.lineNumber,this.startMarker.column=this.scanner.index-this.scanner.lineStart);const t=this.scanner.lex();return this.hasLineTerminator=e.lineNumber!==t.lineNumber,t&&this.context.strict&&t.type===3&&this.scanner.isStrictModeReservedWord(t.value)&&(t.type=4),this.lookahead=t,this.config.tokens&&t.type!==2&&this.tokens.push(this.convertToken(t)),e}nextRegexToken(){this.collectComments();const e=this.scanner.scanRegExp();return this.config.tokens&&(this.tokens.pop(),this.tokens.push(this.convertToken(e))),this.lookahead=e,this.nextToken(),e}createNode(){return{index:this.startMarker.index,line:this.startMarker.line,column:this.startMarker.column}}startNode(e,t=0){let s=e.start-e.lineStart,i=e.lineNumber;return s<0&&(s+=t,i--),{index:e.start,line:i,column:s}}finalize(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.line,column:this.lastMarker.column}},this.config.source&&(t.loc.source=this.config.source)),this.delegate){const s={start:{line:e.line,column:e.column,offset:e.index},end:{line:this.lastMarker.line,column:this.lastMarker.column,offset:this.lastMarker.index}};this.delegate(t,s)}return t}expect(e){const t=this.nextToken();(t.type!==7||t.value!==e)&&this.throwUnexpectedToken(t)}expectCommaSeparator(){if(this.config.tolerant){const e=this.lookahead;e.type===7&&e.value===","?this.nextToken():e.type===7&&e.value===";"?(this.nextToken(),this.tolerateUnexpectedToken(e)):this.tolerateUnexpectedToken(e,u.UnexpectedToken)}else this.expect(",")}expectKeyword(e){const t=this.nextToken();(t.type!==4||t.value!==e)&&this.throwUnexpectedToken(t)}match(e){return this.lookahead.type===7&&this.lookahead.value===e}matchKeyword(e){return this.lookahead.type===4&&this.lookahead.value===e}matchContextualKeyword(e){return this.lookahead.type===3&&this.lookahead.value===e}matchAssign(){if(this.lookahead.type!==7)return!1;const e=this.lookahead.value;return e==="="||e==="*="||e==="**="||e==="/="||e==="%="||e==="+="||e==="-="||e==="<<="||e===">>="||e===">>>="||e==="&="||e==="^="||e==="|="||e==="&&="||e==="||="||e==="??="}isolateCoverGrammar(e){const t=this.context.isBindingElement,s=this.context.isAssignmentTarget,i=this.context.firstCoverInitializedNameError;this.context.isBindingElement=!0,this.context.isAssignmentTarget=!0,this.context.firstCoverInitializedNameError=null;const n=e.call(this);return this.context.firstCoverInitializedNameError!==null&&this.throwUnexpectedToken(this.context.firstCoverInitializedNameError),this.context.isBindingElement=t,this.context.isAssignmentTarget=s,this.context.firstCoverInitializedNameError=i,n}inheritCoverGrammar(e){const t=this.context.isBindingElement,s=this.context.isAssignmentTarget,i=this.context.firstCoverInitializedNameError;this.context.isBindingElement=!0,this.context.isAssignmentTarget=!0,this.context.firstCoverInitializedNameError=null;const n=e.call(this);return this.context.isBindingElement=this.context.isBindingElement&&t,this.context.isAssignmentTarget=this.context.isAssignmentTarget&&s,this.context.firstCoverInitializedNameError=i||this.context.firstCoverInitializedNameError,n}consumeSemicolon(){this.match(";")?this.nextToken():this.hasLineTerminator||(this.lookahead.type!==2&&!this.match("}")&&this.throwUnexpectedToken(this.lookahead),this.lastMarker.index=this.startMarker.index,this.lastMarker.line=this.startMarker.line,this.lastMarker.column=this.startMarker.column)}parsePrimaryExpression(){const e=this.createNode();let t,s,i;switch(this.lookahead.type){case 3:(this.context.isModule||this.context.isAsync)&&this.lookahead.value==="await"&&this.tolerateUnexpectedToken(this.lookahead),t=this.matchAsyncFunction()?this.parseFunctionExpression():this.finalize(e,new g(this.nextToken().value));break;case 6:case 8:this.context.strict&&this.lookahead.octal&&this.tolerateUnexpectedToken(this.lookahead,u.StrictOctalLiteral),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,s=this.nextToken(),i=this.getTokenRaw(s),typeof s.value=="bigint"?t=this.finalize(e,new q(s.value,i,s.value.toString())):t=this.finalize(e,new B(s.value,i));break;case 1:this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,s=this.nextToken(),i=this.getTokenRaw(s),t=this.finalize(e,new B(s.value==="true",i));break;case 5:this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,s=this.nextToken(),i=this.getTokenRaw(s),t=this.finalize(e,new B(null,i));break;case 10:t=this.parseTemplateLiteral({isTagged:!1});break;case 7:switch(this.lookahead.value){case"(":this.context.isBindingElement=!1,t=this.inheritCoverGrammar(this.parseGroupExpression);break;case"[":t=this.inheritCoverGrammar(this.parseArrayInitializer);break;case"{":t=this.inheritCoverGrammar(this.parseObjectInitializer);break;case"/":case"/=":this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,this.scanner.index=this.startMarker.index,s=this.nextRegexToken(),i=this.getTokenRaw(s),t=this.finalize(e,new st(s.regex,i,s.pattern,s.flags));break;case"#":this.nextToken(),t=this.finalize(e,new U(this.nextToken().value));break;case"@":let n=this.parseDecorators();this.context.decorators=n,this.parsePrimaryExpression(),this.context.decorators=null,t=this.finalize(e,new U(this.nextToken().value));break;default:t=this.throwUnexpectedToken(this.nextToken())}break;case 4:!this.context.strict&&this.context.allowYield&&this.matchKeyword("yield")?t=this.parseIdentifierName():!this.context.strict&&this.matchKeyword("let")?t=this.finalize(e,new g(this.nextToken().value)):(this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,this.matchKeyword("function")?t=this.parseFunctionExpression():this.matchKeyword("this")?(this.nextToken(),t=this.finalize(e,new ct)):this.matchKeyword("class")?t=this.parseClassExpression():this.matchKeyword("new")?t=this.parseNewExpression():this.matchImportCall()?t=this.parseImportCall():this.matchImportMeta()?(this.context.isModule||this.tolerateUnexpectedToken(this.lookahead,u.CannotUseImportMetaOutsideAModule),t=this.parseImportMeta()):t=this.throwUnexpectedToken(this.nextToken()));break;default:t=this.throwUnexpectedToken(this.nextToken())}return t}parseSpreadElement(){const e=this.createNode();this.expect("...");const t=this.inheritCoverGrammar(this.parseAssignmentExpression);return this.finalize(e,new rt(t))}parseArrayInitializer(){const e=this.createNode(),t=[];for(this.expect("[");!this.match("]");)if(this.match(","))this.nextToken(),t.push(null);else if(this.match("...")){const s=this.parseSpreadElement();this.match("]")||(this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,this.expect(",")),t.push(s)}else t.push(this.inheritCoverGrammar(this.parseAssignmentExpression)),this.match("]")||this.expect(",");return this.expect("]"),this.finalize(e,new Ee(t))}parsePropertyMethod(e){this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1;const t=this.context.strict,s=this.context.allowStrictDirective;this.context.allowStrictDirective=e.simple;const i=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,this.context.allowStrictDirective=s,i}parsePropertyMethodFunction(e){const t=this.createNode(),s=this.context.allowYield;this.context.allowYield=!0;const i=this.parseFormalParameters(),n=this.parsePropertyMethod(i);return this.context.allowYield=s,this.finalize(t,new v(null,i.params,n,e,!1))}parsePropertyMethodAsyncFunction(e){const t=this.createNode(),s=this.context.allowYield,i=this.context.isAsync;this.context.allowYield=!1,this.context.isAsync=!0;const n=this.parseFormalParameters(),a=this.parsePropertyMethod(n);return this.context.allowYield=s,this.context.isAsync=i,this.finalize(t,new v(null,n.params,a,e,!0))}parseObjectPropertyKey(e=!1){const t=this.createNode(),s=this.nextToken();let i;switch(s.type){case 8:case 6:this.context.strict&&s.octal&&this.tolerateUnexpectedToken(s,u.StrictOctalLiteral);const n=this.getTokenRaw(s);typeof s.value=="bigint"?i=this.finalize(t,new q(s.value,n,s.value.toString())):i=this.finalize(t,new B(s.value,n));break;case 3:case 1:case 5:case 4:i=this.finalize(t,e?new U(s.value):new g(s.value));break;case 7:s.value==="["?(i=this.isolateCoverGrammar(this.parseAssignmentExpression),this.expect("]")):i=this.throwUnexpectedToken(s);break;default:i=this.throwUnexpectedToken(s)}return i}isPropertyKey(e,t){return e.type===o.Identifier&&e.name===t||e.type===o.Literal&&e.value===t}parseObjectProperty(e){const t=this.createNode(),s=this.lookahead;let i,n=null,a=null,h=!1,c=!1,D=!1,l=!1,d=!1;if(s.type===3){const x=s.value;this.nextToken(),h=this.match("["),l=!this.hasLineTerminator&&x==="async"&&!this.match(":")&&!this.match("(")&&!this.match(","),d=this.match("*"),d&&this.nextToken(),n=l?this.parseObjectPropertyKey():this.finalize(t,new g(x))}else this.match("*")?this.nextToken():(h=this.match("["),n=this.parseObjectPropertyKey());const m=this.qualifiedPropertyName(this.lookahead);if(s.type===3&&!l&&s.value==="get"&&m)i="get",h=this.match("["),n=this.parseObjectPropertyKey(),this.context.allowYield=!1,a=this.parseGetterMethod();else if(s.type===3&&!l&&s.value==="set"&&m)i="set",h=this.match("["),n=this.parseObjectPropertyKey(),a=this.parseSetterMethod();else if(s.type===7&&s.value==="*"&&m)i="init",h=this.match("["),n=this.parseObjectPropertyKey(),a=this.parseGeneratorMethod(!1),c=!0;else if(n||this.throwUnexpectedToken(this.lookahead),i="init",this.match(":")&&!l)!h&&this.isPropertyKey(n,"__proto__")&&(e.value&&this.tolerateError(u.DuplicateProtoProperty),e.value=!0),this.nextToken(),a=this.inheritCoverGrammar(this.parseAssignmentExpression);else if(this.match("("))a=l?this.parsePropertyMethodAsyncFunction(d):this.parsePropertyMethodFunction(d),c=!0;else if(s.type===3){const x=this.finalize(t,new g(s.value));if(this.match("=")){this.context.firstCoverInitializedNameError=this.lookahead,this.nextToken(),D=!0;const A=this.isolateCoverGrammar(this.parseAssignmentExpression);a=this.finalize(t,new X(x,A))}else D=!0,a=x}else this.throwUnexpectedToken(this.nextToken());return this.finalize(t,new Q(i,n,h,a,c,D))}parseObjectInitializer(){const e=this.createNode();this.expect("{");const t=[],s={value:!1};for(;!this.match("}");){const i=this.match("...")?this.parseSpreadElement():this.parseObjectProperty(s);t.push(i),!this.match("}")&&(!i.method||this.match(","))&&this.expectCommaSeparator()}return this.expect("}"),this.finalize(e,new Ze(t))}throwTemplateLiteralEarlyErrors(e){switch(e.notEscapeSequenceHead){case"u":return this.throwUnexpectedToken(e,u.InvalidUnicodeEscapeSequence);case"x":return this.throwUnexpectedToken(e,u.InvalidHexEscapeSequence);case"8":case"9":return this.throwUnexpectedToken(e,u.TemplateEscape89);default:return this.throwUnexpectedToken(e,u.TemplateOctalLiteral)}}parseTemplateHead(e){y(this.lookahead.head,"Template literal must start with a template head");const t=this.createNode(),s=this.nextToken();!e.isTagged&&s.notEscapeSequenceHead!==null&&this.throwTemplateLiteralEarlyErrors(s);const i=s.value,n=s.cooked;return this.finalize(t,new te({raw:i,cooked:n},s.tail))}parseTemplateElement(e){this.lookahead.type!==10&&this.throwUnexpectedToken();const t=this.createNode(),s=this.nextToken();!e.isTagged&&s.notEscapeSequenceHead!==null&&this.throwTemplateLiteralEarlyErrors(s);const i=s.value,n=s.cooked;return this.finalize(t,new te({raw:i,cooked:n},s.tail))}parseTemplateLiteral(e){const t=this.createNode(),s=[],i=[];let n=this.parseTemplateHead(e);for(i.push(n);!n.tail;)s.push(this.parseExpression()),n=this.parseTemplateElement(e),i.push(n);return this.finalize(t,new ht(i,s))}reinterpretExpressionAsPattern(e){switch(e.type){case o.Identifier:case o.MemberExpression:case o.RestElement:case o.AssignmentPattern:break;case o.SpreadElement:e.type=o.RestElement,this.reinterpretExpressionAsPattern(e.argument);break;case o.ArrayExpression:e.type=o.ArrayPattern;for(let t=0;t<e.elements.length;t++)e.elements[t]!==null&&this.reinterpretExpressionAsPattern(e.elements[t]);break;case o.ObjectExpression:e.type=o.ObjectPattern;for(let t=0;t<e.properties.length;t++){const s=e.properties[t];this.reinterpretExpressionAsPattern(s.type===o.SpreadElement?s:s.value)}break;case o.AssignmentExpression:e.type=o.AssignmentPattern,delete e.operator,this.reinterpretExpressionAsPattern(e.left);break}}parseGroupExpression(){let e;if(this.expect("("),this.match(")"))this.nextToken(),this.match("=>")||this.expect("=>"),e={type:k,params:[],async:!1};else{const t=this.lookahead,s=[];if(this.match("..."))e=this.parseRestElement(s),this.expect(")"),this.match("=>")||this.expect("=>"),e={type:k,params:[e],async:!1};else{let i=!1;if(this.context.isBindingElement=!0,e=this.inheritCoverGrammar(this.parseAssignmentExpression),this.match(",")){const n=[];for(this.context.isAssignmentTarget=!1,n.push(e);this.lookahead.type!==2&&this.match(",");){if(this.nextToken(),this.match(")")){this.nextToken();for(let a=0;a<n.length;a++)this.reinterpretExpressionAsPattern(n[a]);i=!0,e={type:k,params:n,async:!1}}else if(this.match("...")){this.context.isBindingElement||this.throwUnexpectedToken(this.lookahead),n.push(this.parseRestElement(s)),this.expect(")"),this.match("=>")||this.expect("=>"),this.context.isBindingElement=!1;for(let a=0;a<n.length;a++)this.reinterpretExpressionAsPattern(n[a]);i=!0,e={type:k,params:n,async:!1}}else n.push(this.inheritCoverGrammar(this.parseAssignmentExpression));if(i)break}i||(e=this.finalize(this.startNode(t),new R(n)))}if(!i){if(this.expect(")"),this.match("=>")&&(e.type===o.Identifier&&e.name==="yield"&&(i=!0,e={type:k,params:[e],async:!1}),!i)){if(this.context.isBindingElement||this.throwUnexpectedToken(this.lookahead),e.type===o.SequenceExpression)for(let a=0;a<e.expressions.length;a++)this.reinterpretExpressionAsPattern(e.expressions[a]);else this.reinterpretExpressionAsPattern(e);const n=e.type===o.SequenceExpression?e.expressions:[e];e={type:k,params:n,async:!1}}this.context.isBindingElement=!1}}}return e}parseArguments(){this.expect("(");const e=[];if(!this.match(")"))for(;;){const t=this.match("...")?this.parseSpreadElement():this.isolateCoverGrammar(this.parseAssignmentExpression);if(e.push(t),this.match(")")||(this.expectCommaSeparator(),this.match(")")))break}return this.expect(")"),e}isIdentifierName(e){return e.type===3||e.type===4||e.type===1||e.type===5}parseIdentifierName(e=!1){let t=!1,s=this.createNode(),i=this.nextToken();return i.value==="#"&&e&&(i=this.nextToken(),t=!0),this.isIdentifierName(i)||this.throwUnexpectedToken(i),this.finalize(s,t?new U(i.value):new g(i.value))}parseNewExpression(){const e=this.createNode(),t=this.parseIdentifierName();y(t.name==="new","New expression must start with `new`");let s;if(this.match("."))if(this.nextToken(),this.lookahead.type===3&&this.context.inFunctionBody&&this.lookahead.value==="target"){const i=this.parseIdentifierName();s=new $(t,i)}else this.throwUnexpectedToken(this.lookahead);else if(this.matchKeyword("import"))this.throwUnexpectedToken(this.lookahead);else{const i=this.isolateCoverGrammar(this.parseLeftHandSideExpression),n=this.match("(")?this.parseArguments():[];s=new Qe(i,n),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1}return this.finalize(e,s)}parseAsyncArgument(){const e=this.parseAssignmentExpression();return this.context.firstCoverInitializedNameError=null,e}parseAsyncArguments(){this.expect("(");const e=[];if(!this.match(")"))for(;;){const t=this.match("...")?this.parseSpreadElement():this.isolateCoverGrammar(this.parseAsyncArgument);if(e.push(t),this.match(")")||(this.expectCommaSeparator(),this.match(")")))break}return this.expect(")"),e}matchImportCall(){let e=this.matchKeyword("import");if(e){const t=this.scanner.saveState();this.scanner.scanComments();const s=this.scanner.lex();this.scanner.restoreState(t),e=s.type===7&&s.value==="("}return e}parseImportCall(){const e=this.createNode();this.expectKeyword("import"),this.expect("(");const t=this.parseAssignmentExpression();let s=null;return this.match(",")&&(this.nextToken(),s=this.parseObjectInitializer()),!this.match(")")&&this.config.tolerant?this.tolerateUnexpectedToken(this.nextToken()):(this.expect(")"),this.match(";")&&this.nextToken()),this.finalize(e,new He(t,s))}matchImportMeta(){let e=this.matchKeyword("import");if(e){const t=this.scanner.saveState();this.scanner.scanComments();const s=this.scanner.lex();if(s.type===7&&s.value==="."){this.scanner.scanComments();const i=this.scanner.lex();e=i.type===3&&i.value==="meta",e&&i.end-i.start!==4&&this.tolerateUnexpectedToken(i,u.InvalidEscapedReservedWord)}else e=!1;this.scanner.restoreState(t)}return e}parseImportMeta(){const e=this.createNode(),t=this.parseIdentifierName();this.expect(".");const s=this.parseIdentifierName();return this.context.isAssignmentTarget=!1,this.finalize(e,new $(t,s))}parseLeftHandSideExpressionAllowCall(){const e=this.lookahead,t=this.matchContextualKeyword("async"),s=this.context.allowIn;this.context.allowIn=!0;let i;const n=this.matchKeyword("super");n&&this.context.inFunctionBody?(i=this.createNode(),this.nextToken(),i=this.finalize(i,new Z),!this.match("(")&&!this.match(".")&&!this.match("[")&&this.throwUnexpectedToken(this.lookahead)):i=this.inheritCoverGrammar(this.matchKeyword("new")?this.parseNewExpression:this.parsePrimaryExpression),n&&this.match("(")&&(!this.context.inClassConstructor||!this.context.allowSuper)&&this.tolerateError(u.UnexpectedSuper);let a=!1;for(;;){let h=!1;if(this.match("?.")&&(h=!0,a=!0,this.expect("?.")),this.match("(")){const c=t&&e.lineNumber===this.lookahead.lineNumber;this.context.isBindingElement=!1,this.context.isAssignmentTarget=!1;const D=c?this.parseAsyncArguments():this.parseArguments();if(i.type===o.ImportExpression&&D.length!==1&&this.tolerateError(u.BadImportCallArity),i=this.finalize(this.startNode(e),new we(i,D,h)),c&&this.match("=>")){for(let l=0;l<D.length;++l)this.reinterpretExpressionAsPattern(D[l]);i={type:k,params:D,async:!0}}}else if(this.match("[")){this.context.isBindingElement=!1,this.context.isAssignmentTarget=!h,this.expect("[");const c=this.isolateCoverGrammar(this.parseExpression);this.expect("]"),i=this.finalize(this.startNode(e),new P(!0,i,c,h))}else if(this.lookahead.type===10&&this.lookahead.head){h&&this.throwUnexpectedToken(this.lookahead),a&&this.throwError(u.InvalidTaggedTemplateOnOptionalChain);const c=this.parseTemplateLiteral({isTagged:!0});i=this.finalize(this.startNode(e),new ee(i,c))}else if(this.match(".")||h){this.context.isBindingElement=!1,this.context.isAssignmentTarget=!h,h||this.expect(".");const c=this.parseIdentifierName(!0);i=this.finalize(this.startNode(e),new P(!1,i,c,h))}else break}return this.context.allowIn=s,a?new V(i):i}parseSuper(){const e=this.createNode();return this.expectKeyword("super"),!this.match("[")&&!this.match(".")&&this.throwUnexpectedToken(this.lookahead),this.finalize(e,new Z)}parseLeftHandSideExpression(){y(this.context.allowIn,"callee of new expression always allow in keyword.");const e=this.startNode(this.lookahead);let t=this.matchKeyword("super")&&this.context.inFunctionBody?this.parseSuper():this.inheritCoverGrammar(this.matchKeyword("new")?this.parseNewExpression:this.parsePrimaryExpression),s=!1;for(;;){let i=!1;if(this.match("?.")&&(i=!0,s=!0,this.expect("?.")),this.match("[")){this.context.isBindingElement=!1,this.context.isAssignmentTarget=!i,this.expect("[");const n=this.isolateCoverGrammar(this.parseExpression);this.expect("]"),t=this.finalize(e,new P(!0,t,n,i))}else if(this.lookahead.type===10&&this.lookahead.head){i&&this.throwUnexpectedToken(this.lookahead),s&&this.throwError(u.InvalidTaggedTemplateOnOptionalChain);const n=this.parseTemplateLiteral({isTagged:!0});t=this.finalize(e,new ee(t,n))}else if(this.match(".")||i){this.context.isBindingElement=!1,this.context.isAssignmentTarget=!i,i||this.expect(".");const n=this.parseIdentifierName();t=this.finalize(e,new P(!1,t,n,i))}else break}return s?new V(t):t}parseUpdateExpression(){let e;const t=this.lookahead;if(this.match("++")||this.match("--")){const s=this.startNode(t),i=this.nextToken();e=this.inheritCoverGrammar(this.parseUnaryExpression),this.context.strict&&e.type===o.Identifier&&this.scanner.isRestrictedWord(e.name)&&this.tolerateError(u.StrictLHSPrefix),this.context.isAssignmentTarget||this.tolerateError(u.InvalidLHSInAssignment);const n=!0;e=this.finalize(s,new se(i.value,e,n)),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1}else if(e=this.inheritCoverGrammar(this.parseLeftHandSideExpressionAllowCall),!this.hasLineTerminator&&this.lookahead.type===7&&(this.match("++")||this.match("--"))){this.context.strict&&e.type===o.Identifier&&this.scanner.isRestrictedWord(e.name)&&this.tolerateError(u.StrictLHSPostfix),this.context.isAssignmentTarget||this.tolerateError(u.InvalidLHSInAssignment),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1;const s=this.nextToken().value,i=!1;e=this.finalize(this.startNode(t),new se(s,e,i))}return e}parseAwaitExpression(){const e=this.createNode();this.nextToken();const t=this.parseUnaryExpression();return this.finalize(e,new ke(t))}parseUnaryExpression(){let e;if(this.match("+")||this.match("-")||this.match("~")||this.match("!")||this.matchKeyword("delete")||this.matchKeyword("void")||this.matchKeyword("typeof")){const t=this.startNode(this.lookahead),s=this.nextToken();e=this.inheritCoverGrammar(this.parseUnaryExpression),e=this.finalize(t,new dt(s.value,e)),this.context.strict&&e.operator==="delete"&&e.argument.type===o.Identifier&&this.tolerateError(u.StrictDelete),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1}else(this.context.isModule&&!this.context.inFunctionBody||this.context.isAsync)&&this.matchContextualKeyword("await")?e=this.parseAwaitExpression():e=this.parseUpdateExpression();return e}parseExponentiationExpression(){const e=this.lookahead,t=this.match("(");let s=this.inheritCoverGrammar(this.parseUnaryExpression);if((s.type!==o.UnaryExpression||t)&&this.match("**")){this.nextToken(),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1;const n=s,a=this.isolateCoverGrammar(this.parseExponentiationExpression);s=this.finalize(this.startNode(e),new J("**",n,a))}return s}binaryPrecedence(e){const t=e.value;let s;return e.type===7?s=this.operatorPrecedence[t]||0:e.type===4?s=t==="instanceof"||this.context.allowIn&&t==="in"?12:0:s=0,s}parseBinaryExpression(){const e=this.lookahead;let t=this.inheritCoverGrammar(this.parseExponentiationExpression),s=!0,i=!0;const n=c=>{(c.value==="&&"||c.value==="||")&&(i=!1),c.value==="??"&&(s=!1)},a=this.lookahead;let h=this.binaryPrecedence(a);if(h>0){n(a),this.nextToken(),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1;const c=[e,this.lookahead];let D=t,l=this.isolateCoverGrammar(this.parseExponentiationExpression);const d=[D,a.value,l],m=[h];for(;h=this.binaryPrecedence(this.lookahead),!(h<=0);){for((!s&&(this.lookahead.value==="&&"||this.lookahead.value==="||")||!i&&this.lookahead.value==="??")&&this.throwUnexpectedToken(this.lookahead),n(this.lookahead);d.length>2&&h<=m[m.length-1];){l=d.pop();const f=d.pop();m.pop(),D=d.pop(),c.pop();const C=c[c.length-1],b=this.startNode(C,C.lineStart),S=f==="||"||f==="&&"||f==="??";d.push(this.finalize(b,S?new _(f,D,l):new J(f,D,l)))}d.push(this.nextToken().value),m.push(h),c.push(this.lookahead),d.push(this.isolateCoverGrammar(this.parseExponentiationExpression))}let x=d.length-1;t=d[x];let A=c.pop();for(;x>1;){const f=c.pop(),C=A&&A.lineStart,b=this.startNode(f,C),S=d[x-1],oe=S==="||"||S==="&&"||S==="??";t=this.finalize(b,oe?new _(S,d[x-2],t):new J(S,d[x-2],t)),x-=2,A=f}}return t}parseConditionalExpression(){const e=this.lookahead;let t=this.inheritCoverGrammar(this.parseBinaryExpression);if(this.match("?")){this.nextToken();const s=this.context.allowIn;this.context.allowIn=!0;const i=this.isolateCoverGrammar(this.parseAssignmentExpression);this.context.allowIn=s,this.expect(":");const n=this.isolateCoverGrammar(this.parseAssignmentExpression);t=this.finalize(this.startNode(e),new Te(t,i,n)),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1}return t}checkPatternParam(e,t){switch(t.type){case o.Identifier:this.validateParam(e,t,t.name);break;case o.RestElement:this.checkPatternParam(e,t.argument);break;case o.AssignmentPattern:this.checkPatternParam(e,t.left);break;case o.ArrayPattern:for(let s=0;s<t.elements.length;s++)t.elements[s]!==null&&this.checkPatternParam(e,t.elements[s]);break;case o.ObjectPattern:for(let s=0;s<t.properties.length;s++){const i=t.properties[s];this.checkPatternParam(e,i.type===o.RestElement?i:i.value)}break}e.simple=e.simple&&t instanceof g}reinterpretAsCoverFormalsList(e){let t=[e];const s={simple:!0,paramSet:{}};let i=!1;switch(e.type){case o.Identifier:break;case k:t=e.params,i=e.async;break;default:return null}for(let n=0;n<t.length;++n){const a=t[n];a.type===o.AssignmentPattern?a.right.type===o.YieldExpression&&(a.right.argument&&this.throwUnexpectedToken(this.lookahead),a.right.type=o.Identifier,a.right.name="yield",delete a.right.argument,delete a.right.delegate):i&&a.type===o.Identifier&&a.name==="await"&&this.throwUnexpectedToken(this.lookahead),this.checkPatternParam(s,a),t[n]=a}if(this.context.strict||!this.context.allowYield)for(let n=0;n<t.length;++n)t[n].type===o.YieldExpression&&this.throwUnexpectedToken(this.lookahead);if(s.hasDuplicateParameterNames){const n=this.context.strict?s.stricted:s.firstRestricted;this.throwUnexpectedToken(n,u.DuplicateParameter)}return{simple:s.simple,params:t,stricted:s.stricted,firstRestricted:s.firstRestricted,message:s.message}}parseAssignmentExpression(){let e;if(!this.context.allowYield&&this.matchKeyword("yield"))e=this.parseYieldExpression();else{const t=this.lookahead;let s=t;if(e=this.parseConditionalExpression(),s.type===3&&s.lineNumber===this.lookahead.lineNumber&&s.value==="async"&&(this.lookahead.type===3||this.matchKeyword("yield"))){const i=this.parsePrimaryExpression();this.reinterpretExpressionAsPattern(i),e={type:k,params:[i],async:!0}}if(e.type===k||this.match("=>")){this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1;const i=e.async,n=this.reinterpretAsCoverFormalsList(e);if(n){this.hasLineTerminator&&this.tolerateUnexpectedToken(this.lookahead),this.context.firstCoverInitializedNameError=null;const a=this.context.strict,h=this.context.allowStrictDirective;this.context.allowStrictDirective=n.simple;const c=this.context.allowYield,D=this.context.isAsync;this.context.allowYield=!0,this.context.isAsync=i;const l=this.startNode(t);this.expect("=>");let d;if(this.match("{")){const x=this.context.allowIn;this.context.allowIn=!0,d=this.parseFunctionSourceElements(),this.context.allowIn=x}else d=this.isolateCoverGrammar(this.parseAssignmentExpression);const m=d.type!==o.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(l,new Ae(n.params,d,m,i)),this.context.strict=a,this.context.allowStrictDirective=h,this.context.allowYield=c,this.context.isAsync=D}}else if(this.matchAssign()){if(this.context.isAssignmentTarget||this.tolerateError(u.InvalidLHSInAssignment),this.context.strict&&e.type===o.Identifier){const a=e;this.scanner.isRestrictedWord(a.name)&&this.tolerateUnexpectedToken(s,u.StrictLHSAssignment),this.scanner.isStrictModeReservedWord(a.name)&&this.tolerateUnexpectedToken(s,u.StrictReservedWord)}this.match("=")?this.reinterpretExpressionAsPattern(e):(this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1),s=this.nextToken();const i=s.value,n=this.isolateCoverGrammar(this.parseAssignmentExpression);e=this.finalize(this.startNode(t),new Fe(i,e,n)),this.context.firstCoverInitializedNameError=null}}return e}parseExpression(){const e=this.lookahead;let t=this.isolateCoverGrammar(this.parseAssignmentExpression);if(this.match(",")){const s=[];for(s.push(t);this.lookahead.type!==2&&this.match(",");)this.nextToken(),s.push(this.isolateCoverGrammar(this.parseAssignmentExpression));t=this.finalize(this.startNode(e),new R(s))}return t}parseStatementListItem(){let e;if(this.context.isAssignmentTarget=!0,this.context.isBindingElement=!0,this.lookahead.type===4)switch(this.lookahead.value){case"export":this.context.isModule||this.tolerateUnexpectedToken(this.lookahead,u.IllegalExportDeclaration),e=this.parseExportDeclaration();break;case"import":this.matchImportCall()?e=this.parseExpressionStatement():this.matchImportMeta()?e=this.parseStatement():(this.context.isModule||this.tolerateUnexpectedToken(this.lookahead,u.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();break}else e=this.parseStatement();return e}parseBlock(){const e=this.createNode();this.expect("{");const t=[];for(;!this.match("}");)t.push(this.parseStatementListItem());return this.expect("}"),this.finalize(e,new j(t))}parseLexicalBinding(e,t){const s=this.createNode(),i=[],n=this.parsePattern(i,e);this.context.strict&&n.type===o.Identifier&&this.scanner.isRestrictedWord(n.name)&&this.tolerateError(u.StrictVarName);let a=null;return e==="const"?!this.matchKeyword("in")&&!this.matchContextualKeyword("of")&&(this.match("=")?(this.nextToken(),a=this.isolateCoverGrammar(this.parseAssignmentExpression)):this.throwError(u.DeclarationMissingInitializer,"const")):(!t.inFor&&n.type!==o.Identifier||this.match("="))&&(this.expect("="),a=this.isolateCoverGrammar(this.parseAssignmentExpression)),this.finalize(s,new ie(n,a))}parseBindingList(e,t){const s=[this.parseLexicalBinding(e,t)];for(;this.match(",");)this.nextToken(),s.push(this.parseLexicalBinding(e,t));return s}isLexicalDeclaration(){const e=this.scanner.saveState();this.scanner.scanComments();const t=this.scanner.lex();return this.scanner.restoreState(e),t.type===3||t.type===7&&t.value==="["||t.type===7&&t.value==="{"||t.type===4&&t.value==="let"||t.type===4&&t.value==="yield"}parseLexicalDeclaration(e){const t=this.createNode(),s=this.nextToken().value;y(s==="let"||s==="const","Lexical declaration must be either let or const");const i=this.parseBindingList(s,e);return this.consumeSemicolon(),this.finalize(t,new w(i,s))}isInitializedProperty(){let e=this.scanner.saveState();this.scanner.scanComments();let t=this.scanner.lex();return this.scanner.restoreState(e),this.lookahead.type===3&&t.value==="="}isDeclaredProperty(){let e=this.scanner.saveState();this.scanner.scanComments();let t=this.scanner.lex();return this.scanner.restoreState(e),this.lookahead.type===3&&t.value===";"||this.lookahead.type===3&&t.lineNumber!==this.startMarker.line}parseBindingRestElement(e,t){const s=this.createNode();this.expect("...");const i=this.parsePattern(e,t);return this.finalize(s,new z(i))}parseArrayPattern(e,t){const s=this.createNode();this.expect("[");const i=[];for(;!this.match("]");)if(this.match(","))this.nextToken(),i.push(null);else{if(this.match("...")){i.push(this.parseBindingRestElement(e,t));break}else i.push(this.parsePatternWithDefault(e,t));this.match("]")||this.expect(",")}return this.expect("]"),this.finalize(s,new Ce(i))}parsePropertyPattern(e,t){const s=this.createNode();let i=!1,n=!1;const a=!1;let h,c;if(this.lookahead.type===3){const D=this.lookahead;h=this.parseVariableIdentifier();const l=this.finalize(s,new g(D.value));if(this.match("=")){e.push(D),n=!0,this.nextToken();const d=this.parseAssignmentExpression();c=this.finalize(this.startNode(D),new X(l,d))}else this.match(":")?(this.expect(":"),c=this.parsePatternWithDefault(e,t)):(e.push(D),n=!0,c=l)}else i=this.match("["),h=this.parseObjectPropertyKey(),this.expect(":"),c=this.parsePatternWithDefault(e,t);return this.finalize(s,new Q("init",h,i,c,a,n))}parseRestProperty(e){const t=this.createNode();this.expect("...");const s=this.parsePattern(e);return this.match("=")&&this.throwError(u.DefaultRestProperty),this.match("}")||this.throwError(u.PropertyAfterRestProperty),this.finalize(t,new z(s))}parseObjectPattern(e,t){const s=this.createNode(),i=[];for(this.expect("{");!this.match("}");)i.push(this.match("...")?this.parseRestProperty(e):this.parsePropertyPattern(e,t)),this.match("}")||this.expect(",");return this.expect("}"),this.finalize(s,new et(i))}parsePattern(e,t){let s;return this.match("[")?s=this.parseArrayPattern(e,t):this.match("{")?s=this.parseObjectPattern(e,t):(this.matchKeyword("let")&&(t==="const"||t==="let")&&this.tolerateUnexpectedToken(this.lookahead,u.LetInLexicalBinding),e.push(this.lookahead),s=this.parseVariableIdentifier(t)),s}parsePatternWithDefault(e,t){const s=this.lookahead;let i=this.parsePattern(e,t);if(this.match("=")){this.nextToken();const n=this.context.allowYield;this.context.allowYield=!0;const a=this.isolateCoverGrammar(this.parseAssignmentExpression);this.context.allowYield=n,i=this.finalize(this.startNode(s),new X(i,a))}return i}parseVariableIdentifier(e){const t=this.createNode(),s=this.nextToken();return s.type===4&&s.value==="yield"?this.context.strict?this.tolerateUnexpectedToken(s,u.StrictReservedWord):this.context.allowYield||this.throwUnexpectedToken(s):s.type!==3?this.context.strict&&s.type===4&&this.scanner.isStrictModeReservedWord(s.value)?this.tolerateUnexpectedToken(s,u.StrictReservedWord):(this.context.strict||s.value!=="let"||e!=="var")&&this.throwUnexpectedToken(s):(this.context.isModule||this.context.isAsync)&&s.type===3&&s.value==="await"&&this.tolerateUnexpectedToken(s),this.finalize(t,new g(s.value))}parseVariableDeclaration(e){const t=this.createNode(),s=[],i=this.parsePattern(s,"var");this.context.strict&&i.type===o.Identifier&&this.scanner.isRestrictedWord(i.name)&&this.tolerateError(u.StrictVarName);let n=null;return this.match("=")?(this.nextToken(),n=this.isolateCoverGrammar(this.parseAssignmentExpression)):i.type!==o.Identifier&&!e.inFor&&this.expect("="),this.finalize(t,new ie(i,n))}parseVariableDeclarationList(e){const t={inFor:e.inFor},s=[];for(s.push(this.parseVariableDeclaration(t));this.match(",");)this.nextToken(),s.push(this.parseVariableDeclaration(t));return s}parseVariableStatement(){const e=this.createNode();this.expectKeyword("var");const t=this.parseVariableDeclarationList({inFor:!1});return this.consumeSemicolon(),this.finalize(e,new w(t,"var"))}parseEmptyStatement(){const e=this.createNode();return this.expect(";"),this.finalize(e,new I)}parseExpressionStatement(){const e=this.createNode(),t=this.parseExpression();return this.consumeSemicolon(),this.finalize(e,new O(t))}parseIfClause(){return this.context.strict&&this.matchKeyword("function")&&this.tolerateError(u.StrictFunction),this.parseStatement()}parseIfStatement(){const e=this.createNode();let t,s=null;this.expectKeyword("if"),this.expect("(");const i=this.parseExpression();return!this.match(")")&&this.config.tolerant?(this.tolerateUnexpectedToken(this.nextToken()),t=this.finalize(this.createNode(),new I)):(this.expect(")"),t=this.parseIfClause(),this.matchKeyword("else")&&(this.nextToken(),s=this.parseIfClause())),this.finalize(e,new Ke(i,t,s))}parseDoWhileStatement(){const e=this.createNode();this.expectKeyword("do"),this.tolerateInvalidLoopStatement();const t=this.context.inIteration;this.context.inIteration=!0;const s=this.parseStatement();this.context.inIteration=t,this.expectKeyword("while"),this.expect("(");const i=this.parseExpression();return!this.match(")")&&this.config.tolerant?this.tolerateUnexpectedToken(this.nextToken()):(this.expect(")"),this.match(";")&&this.nextToken()),this.finalize(e,new ze(s,i))}parseWhileStatement(){const e=this.createNode();let t;this.expectKeyword("while"),this.expect("(");const s=this.parseExpression();if(!this.match(")")&&this.config.tolerant)this.tolerateUnexpectedToken(this.nextToken()),t=this.finalize(this.createNode(),new I);else{this.expect(")");const i=this.context.inIteration;this.context.inIteration=!0,t=this.parseStatement(),this.context.inIteration=i}return this.finalize(e,new Dt(s,t))}parseForStatement(){let e=null,t=null,s=null,i=!0,n,a,h=!1;const c=this.createNode();if(this.expectKeyword("for"),this.matchContextualKeyword("await")&&(this.context.isAsync||this.tolerateUnexpectedToken(this.lookahead),h=!0,this.nextToken()),this.expect("("),this.match(";"))this.nextToken();else if(this.matchKeyword("var")){e=this.createNode(),this.nextToken();const l=this.context.allowIn;this.context.allowIn=!1;const d=this.parseVariableDeclarationList({inFor:!0});if(this.context.allowIn=l,!h&&d.length===1&&this.matchKeyword("in")){const m=d[0];m.init&&(m.id.type===o.ArrayPattern||m.id.type===o.ObjectPattern||this.context.strict)&&this.tolerateError(u.ForInOfLoopInitializer,"for-in"),e=this.finalize(e,new w(d,"var")),this.nextToken(),n=e,a=this.parseExpression(),e=null}else d.length===1&&d[0].init===null&&this.matchContextualKeyword("of")?(e=this.finalize(e,new w(d,"var")),this.nextToken(),n=e,a=this.parseAssignmentExpression(),e=null,i=!1):(e=this.finalize(e,new w(d,"var")),this.expect(";"))}else if(this.matchKeyword("const")||this.matchKeyword("let")){e=this.createNode();const l=this.nextToken().value;if(!this.context.strict&&this.lookahead.value==="in")e=this.finalize(e,new g(l)),this.nextToken(),n=e,a=this.parseExpression(),e=null;else{const d=this.context.allowIn;this.context.allowIn=!1;const m=this.parseBindingList(l,{inFor:!0});this.context.allowIn=d,m.length===1&&m[0].init===null&&this.matchKeyword("in")?(e=this.finalize(e,new w(m,l)),this.nextToken(),n=e,a=this.parseExpression(),e=null):m.length===1&&m[0].init===null&&this.matchContextualKeyword("of")?(e=this.finalize(e,new w(m,l)),this.nextToken(),n=e,a=this.parseAssignmentExpression(),e=null,i=!1):(this.consumeSemicolon(),e=this.finalize(e,new w(m,l)))}}else{const l=this.lookahead,d=this.context.isBindingElement,m=this.context.isAssignmentTarget,x=this.context.firstCoverInitializedNameError,A=this.context.allowIn;if(this.context.allowIn=!1,e=this.inheritCoverGrammar(this.parseAssignmentExpression),this.context.allowIn=A,this.matchKeyword("in"))(!this.context.isAssignmentTarget||e.type===o.AssignmentExpression)&&this.tolerateError(u.InvalidLHSInForIn),this.nextToken(),this.reinterpretExpressionAsPattern(e),n=e,a=this.parseExpression(),e=null;else if(this.matchContextualKeyword("of"))(!this.context.isAssignmentTarget||e.type===o.AssignmentExpression)&&this.tolerateError(u.InvalidLHSInForLoop),this.nextToken(),this.reinterpretExpressionAsPattern(e),n=e,a=this.parseAssignmentExpression(),e=null,i=!1;else{if(this.context.isBindingElement=d,this.context.isAssignmentTarget=m,this.context.firstCoverInitializedNameError=x,this.match(",")){const f=[e];for(;this.match(",");)this.nextToken(),f.push(this.isolateCoverGrammar(this.parseAssignmentExpression));e=this.finalize(this.startNode(l),new R(f))}this.expect(";")}}typeof n>"u"&&(this.match(";")||(t=this.isolateCoverGrammar(this.parseExpression)),this.expect(";"),this.match(")")||(s=this.isolateCoverGrammar(this.parseExpression)));let D;if(!this.match(")")&&this.config.tolerant)this.tolerateUnexpectedToken(this.nextToken()),D=this.finalize(this.createNode(),new I);else{this.expect(")"),this.tolerateInvalidLoopStatement();const l=this.context.inIteration;this.context.inIteration=!0,D=this.isolateCoverGrammar(this.parseStatement),this.context.inIteration=l}return typeof n>"u"?this.finalize(c,new Oe(e,t,s,D)):i?this.finalize(c,new Je(n,a,D)):this.finalize(c,new Me(n,a,D,h))}parseContinueStatement(){const e=this.createNode();this.expectKeyword("continue");let t=null;if(this.lookahead.type===3&&!this.hasLineTerminator){const s=this.parseVariableIdentifier();t=s;const i="$"+s.name;Object.prototype.hasOwnProperty.call(this.context.labelSet,i)||this.throwError(u.UnknownLabel,s.name)}return this.consumeSemicolon(),t===null&&!this.context.inIteration&&this.throwError(u.IllegalContinue),this.finalize(e,new Ie(t))}parseBreakStatement(){const e=this.createNode();this.expectKeyword("break");let t=null;if(this.lookahead.type===3&&!this.hasLineTerminator){const s=this.parseVariableIdentifier(),i="$"+s.name;Object.prototype.hasOwnProperty.call(this.context.labelSet,i)||this.throwError(u.UnknownLabel,s.name),t=s}return this.consumeSemicolon(),t===null&&!this.context.inIteration&&!this.context.inSwitch&&this.throwError(u.IllegalBreak),this.finalize(e,new ye(t))}parseReturnStatement(){this.context.inFunctionBody||this.tolerateError(u.IllegalReturn);const e=this.createNode();this.expectKeyword("return");const s=!this.match(";")&&!this.match("}")&&!this.hasLineTerminator&&this.lookahead.type!==2||this.lookahead.type===8||this.lookahead.type===10?this.parseExpression():null;return this.consumeSemicolon(),this.finalize(e,new it(s))}parseWithStatement(){this.context.strict&&this.tolerateError(u.StrictModeWith);const e=this.createNode();let t;this.expectKeyword("with"),this.expect("(");const s=this.parseExpression();return!this.match(")")&&this.config.tolerant?(this.tolerateUnexpectedToken(this.nextToken()),t=this.finalize(this.createNode(),new I)):(this.expect(")"),t=this.parseStatement()),this.finalize(e,new mt(s,t))}parseSwitchCase(){const e=this.createNode();let t;this.matchKeyword("default")?(this.nextToken(),t=null):(this.expectKeyword("case"),t=this.parseExpression()),this.expect(":");const s=[];for(;!(this.match("}")||this.matchKeyword("default")||this.matchKeyword("case"));)s.push(this.parseStatementListItem());return this.finalize(e,new ot(t,s))}parseSwitchStatement(){const e=this.createNode();this.expectKeyword("switch"),this.expect("(");const t=this.parseExpression();this.expect(")");const s=this.context.inSwitch;this.context.inSwitch=!0;const i=[];let n=!1;for(this.expect("{");!this.match("}");){const a=this.parseSwitchCase();a.test===null&&(n&&this.throwError(u.MultipleDefaultsInSwitch),n=!0),i.push(a)}return this.expect("}"),this.context.inSwitch=s,this.finalize(e,new ut(t,i))}parseLabelledStatement(){const e=this.createNode(),t=this.parseExpression();let s;if(t.type===o.Identifier&&this.match(":")){this.nextToken();const i=t,n="$"+i.name;Object.prototype.hasOwnProperty.call(this.context.labelSet,n)&&this.throwError(u.Redeclaration,"Label",i.name),this.context.labelSet[n]=!0;let a;if(this.matchKeyword("class"))this.tolerateUnexpectedToken(this.lookahead),a=this.parseClassDeclaration();else if(this.matchKeyword("function")){const h=this.lookahead,c=this.parseFunctionDeclaration();this.context.strict?this.tolerateUnexpectedToken(h,u.StrictFunction):c.generator&&this.tolerateUnexpectedToken(h,u.GeneratorInLegacyContext),a=c}else a=this.parseStatement();delete this.context.labelSet[n],s=new Ve(i,a)}else this.consumeSemicolon(),s=new O(t);return this.finalize(e,s)}parseThrowStatement(){const e=this.createNode();this.expectKeyword("throw"),this.hasLineTerminator&&this.throwError(u.NewlineAfterThrow);const t=this.parseExpression();return this.consumeSemicolon(),this.finalize(e,new lt(t))}parseCatchClause(){const e=this.createNode();this.expectKeyword("catch");let t=null;if(this.match("(")){this.expect("("),this.match(")")&&this.throwUnexpectedToken(this.lookahead);const i=[];t=this.parsePattern(i);const n={};for(let a=0;a<i.length;a++){const h="$"+i[a].value;Object.prototype.hasOwnProperty.call(n,h)&&this.tolerateError(u.DuplicateBinding,i[a].value),n[h]=!0}this.context.strict&&t.type===o.Identifier&&this.scanner.isRestrictedWord(t.name)&&this.tolerateError(u.StrictCatchVariable),this.expect(")")}const s=this.parseBlock();return this.finalize(e,new Se(t,s))}parseFinallyClause(){return this.expectKeyword("finally"),this.parseBlock()}parseTryStatement(){const e=this.createNode();this.expectKeyword("try");const t=this.parseBlock(),s=this.matchKeyword("catch")?this.parseCatchClause():null,i=this.matchKeyword("finally")?this.parseFinallyClause():null;return!s&&!i&&this.throwError(u.NoCatchOrFinally),this.finalize(e,new pt(t,s,i))}parseDebuggerStatement(){const e=this.createNode();return this.expectKeyword("debugger"),this.consumeSemicolon(),this.finalize(e,new Ne)}parseStatement(){let e;switch(this.lookahead.type){case 1:case 5:case 6:case 8:case 10:case 9:e=this.parseExpressionStatement();break;case 7:const t=this.lookahead.value;t==="{"?e=this.parseBlock():t==="("?e=this.parseExpressionStatement():t===";"?e=this.parseEmptyStatement():e=this.parseExpressionStatement();break;case 3:e=this.matchAsyncFunction()?this.parseFunctionDeclaration():this.parseLabelledStatement();break;case 4: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}break;default:e=this.throwUnexpectedToken(this.lookahead)}return e}parseFunctionSourceElements(){const e=this.createNode();this.expect("{");const t=this.parseDirectivePrologues(),s=this.context.labelSet,i=this.context.inIteration,n=this.context.inSwitch,a=this.context.inFunctionBody;for(this.context.labelSet={},this.context.inIteration=!1,this.context.inSwitch=!1,this.context.inFunctionBody=!0;this.lookahead.type!==2&&!this.match("}");)t.push(this.parseStatementListItem());return this.expect("}"),this.context.labelSet=s,this.context.inIteration=i,this.context.inSwitch=n,this.context.inFunctionBody=a,this.finalize(e,new j(t))}validateParam(e,t,s){const i="$"+s;this.context.strict?(this.scanner.isRestrictedWord(s)&&(e.stricted=t,e.message=u.StrictParamName),Object.prototype.hasOwnProperty.call(e.paramSet,i)&&(e.stricted=t,e.hasDuplicateParameterNames=!0)):e.firstRestricted||(this.scanner.isRestrictedWord(s)?(e.firstRestricted=t,e.message=u.StrictParamName):this.scanner.isStrictModeReservedWord(s)?(e.firstRestricted=t,e.message=u.StrictReservedWord):Object.prototype.hasOwnProperty.call(e.paramSet,i)&&(e.stricted=t,e.hasDuplicateParameterNames=!0)),typeof Object.defineProperty=="function"?Object.defineProperty(e.paramSet,i,{value:!0,enumerable:!0,writable:!0,configurable:!0}):e.paramSet[i]=!0}parseRestElement(e){const t=this.createNode();this.expect("...");const s=this.parsePattern(e);return this.match("=")&&this.throwError(u.DefaultRestParameter),this.match(")")||this.throwError(u.ParameterAfterRestParameter),this.finalize(t,new z(s))}parseFormalParameter(e){const t=[],s=this.match("...")?this.parseRestElement(t):this.parsePatternWithDefault(t);for(let i=0;i<t.length;i++)this.validateParam(e,t[i],t[i].value);e.simple=e.simple&&s instanceof g,e.params.push(s)}parseFormalParameters(e){const t={simple:!0,hasDuplicateParameterNames:!1,params:[],firstRestricted:e};if(this.expect("("),!this.match(")"))for(t.paramSet={};this.lookahead.type!==2&&(this.parseFormalParameter(t),!(this.match(")")||(this.expect(","),this.match(")")))););return this.expect(")"),t.hasDuplicateParameterNames&&(this.context.strict||this.context.isAsync||!t.simple)&&this.throwError(u.DuplicateParameter),{simple:t.simple,params:t.params,stricted:t.stricted,firstRestricted:t.firstRestricted,message:t.message}}matchAsyncFunction(){let e=this.matchContextualKeyword("async");if(e){const t=this.scanner.saveState();this.scanner.scanComments();const s=this.scanner.lex();this.scanner.restoreState(t),e=t.lineNumber===s.lineNumber&&s.type===4&&s.value==="function"}return e}parseFunctionDeclaration(e){const t=this.createNode(),s=this.matchContextualKeyword("async");s&&(this.context.inIteration&&this.tolerateError(u.AsyncFunctionInSingleStatementContext),this.nextToken()),this.expectKeyword("function");const i=this.match("*");i&&this.nextToken();let n,a=null,h=null;if(!e||!this.match("(")){const C=this.lookahead;a=this.parseVariableIdentifier(),this.context.strict?this.scanner.isRestrictedWord(C.value)&&this.tolerateUnexpectedToken(C,u.StrictFunctionName):this.scanner.isRestrictedWord(C.value)?(h=C,n=u.StrictFunctionName):this.scanner.isStrictModeReservedWord(C.value)&&(h=C,n=u.StrictReservedWord)}const c=this.context.isAsync,D=this.context.allowYield;this.context.isAsync=s,this.context.allowYield=!i;const l=this.parseFormalParameters(h),d=l.params,m=l.stricted;h=l.firstRestricted,l.message&&(n=l.message);const x=this.context.strict,A=this.context.allowStrictDirective;this.context.allowStrictDirective=l.simple;const f=this.parseFunctionSourceElements();return this.context.strict&&h&&this.throwUnexpectedToken(h,n),this.context.strict&&m&&this.tolerateUnexpectedToken(m,n),this.context.strict=x,this.context.allowStrictDirective=A,this.context.isAsync=c,this.context.allowYield=D,s?this.finalize(t,new ge(a,d,f,i)):this.finalize(t,new Re(a,d,f,i))}parseFunctionExpression(){const e=this.createNode(),t=this.matchContextualKeyword("async");t&&this.nextToken(),this.expectKeyword("function");const s=this.match("*");s&&this.nextToken();let i,n=null,a;const h=this.context.isAsync,c=this.context.allowYield;if(this.context.isAsync=t,this.context.allowYield=!s,!this.match("(")){const f=this.lookahead;n=!this.context.strict&&!s&&this.matchKeyword("yield")?this.parseIdentifierName():this.parseVariableIdentifier(),this.context.strict?this.scanner.isRestrictedWord(f.value)&&this.tolerateUnexpectedToken(f,u.StrictFunctionName):this.scanner.isRestrictedWord(f.value)?(a=f,i=u.StrictFunctionName):this.scanner.isStrictModeReservedWord(f.value)&&(a=f,i=u.StrictReservedWord)}const D=this.parseFormalParameters(a),l=D.params,d=D.stricted;a=D.firstRestricted,D.message&&(i=D.message);const m=this.context.strict,x=this.context.allowStrictDirective;this.context.allowStrictDirective=D.simple;const A=this.parseFunctionSourceElements();return this.context.strict&&a&&this.throwUnexpectedToken(a,i),this.context.strict&&d&&this.tolerateUnexpectedToken(d,i),this.context.strict=m,this.context.allowStrictDirective=x,this.context.isAsync=h,this.context.allowYield=c,this.finalize(e,new v(n,l,A,s,t))}parseDirective(){const e=this.lookahead,t=this.createNode(),s=this.parseExpression(),i=s.type===o.Literal?this.getTokenRaw(e).slice(1,-1):null;return this.consumeSemicolon(),this.finalize(t,i?new Ue(s,i):new O(s))}parseDirectivePrologues(){let e=null;const t=[];for(;;){const s=this.lookahead;if(s.type!==8)break;const i=this.parseDirective();t.push(i);const n=i.directive;if(typeof n!="string")break;n==="use strict"?(this.context.strict=!0,e&&this.tolerateUnexpectedToken(e,u.StrictOctalLiteral),this.context.allowStrictDirective||this.tolerateUnexpectedToken(s,u.IllegalLanguageModeDirective)):!e&&s.octal&&(e=s)}return t}qualifiedPropertyName(e){switch(e.type){case 3:case 8:case 1:case 5:case 6:case 4:return!0;case 7:return e.value==="["||e.value==="#"}return!1}parseGetterMethod(){const e=this.createNode(),t=!1,s=this.context.allowYield;this.context.allowYield=!t;const i=this.parseFormalParameters();i.params.length>0&&this.tolerateError(u.BadGetterArity);const n=this.parsePropertyMethod(i);return this.context.allowYield=s,this.finalize(e,new v(null,i.params,n,t,!1))}parseSetterMethod(){const e=this.createNode(),t=!1,s=this.context.allowYield;this.context.allowYield=!t;const i=this.parseFormalParameters();i.params.length!==1?this.tolerateError(u.BadSetterArity):i.params[0]instanceof z&&this.tolerateError(u.BadSetterRestParameter);const n=this.parsePropertyMethod(i);return this.context.allowYield=s,this.finalize(e,new v(null,i.params,n,t,!1))}parseGeneratorMethod(e){const t=this.createNode(),s=!0,i=this.context.allowYield;this.context.allowYield=!0;const n=this.parseFormalParameters();this.context.allowYield=!1;const a=this.parsePropertyMethod(n);return this.context.allowYield=i,this.finalize(t,new v(null,n.params,a,s,e))}isStartOfExpression(){let e=!0;const t=this.lookahead.value;switch(this.lookahead.type){case 7:e=t==="["||t==="("||t==="{"||t==="+"||t==="-"||t==="!"||t==="~"||t==="++"||t==="--"||t==="/"||t==="/=";break;case 4:e=t==="class"||t==="delete"||t==="function"||t==="let"||t==="new"||t==="super"||t==="this"||t==="typeof"||t==="void"||t==="yield";break}return e}parseYieldExpression(){const e=this.createNode();this.expectKeyword("yield");let t=null,s=!1;if(!this.hasLineTerminator){const i=this.context.allowYield;this.context.allowYield=!1,s=this.match("*"),s?(this.nextToken(),t=this.parseAssignmentExpression()):this.isStartOfExpression()&&(t=this.parseAssignmentExpression()),this.context.allowYield=i}return this.finalize(e,new xt(t,s))}parseStaticBlock(){const e=this.createNode();this.expect("{");const t=[];for(;!this.match("}");)t.push(this.parseStatementListItem());return this.expect("}"),this.finalize(e,new at(t))}parseDecorator(){const e=this.createNode();this.expect("@");const t=this.context.strict,s=this.context.allowYield,i=this.context.isAsync;this.context.strict=!1,this.context.allowYield=!0,this.context.isAsync=!1;const n=this.isolateCoverGrammar(this.parseLeftHandSideExpressionAllowCall);return this.context.strict=t,this.context.allowYield=s,this.context.isAsync=i,this.match(";")&&this.throwError(u.NoSemicolonAfterDecorator),this.finalize(e,new Pe(n))}parseDecorators(){let e=null;for(;this.match("@");)e==null&&(e=[]),e.push(this.parseDecorator());return e}parseClassElement(e){let t=this.lookahead;const s=this.createNode(),i=this.context.inConstructor;let n="",a=null,h=null,c=!1,D=!1,l=!1,d=!1,m=!1,x=!1;const A=this.parseDecorators();if(A&&(t=this.lookahead),this.match("*"))this.nextToken();else{c=this.match("["),this.match("#")&&(x=!0,this.nextToken(),t=this.lookahead),a=this.parseObjectPropertyKey(x);const C=a;if(this.context.inConstructor=t.type===3&&t.value==="constructor",C.name==="static"&&(this.qualifiedPropertyName(this.lookahead)||this.match("*"))&&(t=this.lookahead,l=!0,c=this.match("["),this.match("*")?(this.nextToken(),this.match("#")&&(x=!0,this.nextToken(),t=this.lookahead)):(this.match("#")&&(x=!0,this.nextToken(),t=this.lookahead),a=this.parseObjectPropertyKey(x))),C.name==="static"&&this.match("{"))return this.parseStaticBlock();if(t.type===3&&!this.hasLineTerminator&&t.value==="async"){const b=this.lookahead.value;b!==":"&&b!=="("&&(d=!0,m=this.match("*"),m&&this.nextToken(),t=this.lookahead,c=this.match("["),this.match("*")?(this.nextToken(),this.match("#")&&(x=!0,this.nextToken())):(this.match("#")&&(x=!0,this.nextToken(),t=this.lookahead),a=this.parseObjectPropertyKey(x)),t.type===3&&t.value==="constructor"&&!l&&this.tolerateUnexpectedToken(t,u.ConstructorIsAsync))}}t.type===3&&t.value==="constructor"&&x&&this.tolerateUnexpectedToken(t,u.ConstructorIsPrivate);const f=this.qualifiedPropertyName(this.lookahead);if(t.type===3||t.type===8?t.value==="get"&&f?(n="get",this.match("#")&&(x=!0,this.nextToken(),t=this.lookahead),c=this.match("["),a=this.parseObjectPropertyKey(x),this.context.allowYield=!1,h=this.parseGetterMethod()):t.value==="set"&&f?(n="set",this.match("#")&&(x=!0,this.nextToken(),t=this.lookahead),c=this.match("["),a=this.parseObjectPropertyKey(x),h=this.parseSetterMethod()):this.match("(")||(n="property",c=!1,this.match("=")&&(this.nextToken(),h=this.isolateCoverGrammar(this.parseAssignmentExpression))):t.type===7&&t.value==="*"&&f?(n="init",c=this.match("["),a=this.parseObjectPropertyKey(x),h=this.parseGeneratorMethod(d),D=!0):t.type===7&&t.value==="["&&!this.match("(")&&(n="property",c=!0,this.match("=")&&(this.nextToken(),h=this.isolateCoverGrammar(this.parseAssignmentExpression))),!n&&a&&this.match("(")){const C=this.context.inClassConstructor;this.context.inClassConstructor=t.value==="constructor",n="init",h=d?this.parsePropertyMethodAsyncFunction(m):this.parsePropertyMethodFunction(m),this.context.inClassConstructor=C,D=!0}return n||this.throwUnexpectedToken(this.lookahead),n==="init"&&(n="method"),c||(l&&this.isPropertyKey(a,"prototype")&&this.throwUnexpectedToken(t,u.StaticPrototype),!l&&this.isPropertyKey(a,"constructor")&&((n!=="method"||!D||h&&h.generator)&&this.throwUnexpectedToken(t,u.ConstructorSpecialMethod),e.value?this.throwUnexpectedToken(t,u.DuplicateConstructor):e.value=!0,n="constructor")),this.context.inConstructor=i,n==="property"?(this.consumeSemicolon(),this.finalize(s,new tt(a,c,h,l,A))):this.finalize(s,new _e(a,c,h,n,l,A))}parseClassElementList(){const e=[],t={value:!1};for(this.expect("{");!this.match("}");)this.match(";")?this.nextToken():e.push(this.parseClassElement(t));return this.expect("}"),e}parseClassBody(){const e=this.createNode(),t=this.parseClassElementList();return this.finalize(e,new Be(t))}parseClassDeclaration(e){const t=this.createNode(),s=this.context.strict,i=this.context.allowSuper;this.context.strict=!0,this.expectKeyword("class");const n=e&&this.lookahead.type!==3?null:this.parseVariableIdentifier();let a=null;this.matchKeyword("extends")&&(this.nextToken(),a=this.isolateCoverGrammar(this.parseLeftHandSideExpressionAllowCall),this.context.allowSuper=!0);const h=this.parseClassBody();return this.context.allowSuper=i,this.context.strict=s,this.finalize(t,new be(n,a,h,this.context.decorators))}parseClassExpression(){const e=this.createNode(),t=this.context.strict;this.context.strict=!0,this.expectKeyword("class");const s=this.lookahead.type===3?this.parseVariableIdentifier():null;let i=null;this.matchKeyword("extends")&&(this.nextToken(),i=this.isolateCoverGrammar(this.parseLeftHandSideExpressionAllowCall),this.context.allowSuper=!0);const n=this.parseClassBody();return this.context.strict=t,this.finalize(e,new ve(s,i,n,this.context.decorators))}parseModule(){this.context.strict=!0,this.context.isModule=!0,this.scanner.isModule=!0;const e=this.createNode(),t=this.parseDirectivePrologues();for(;this.lookahead.type!==2;)t.push(this.parseStatementListItem());return this.finalize(e,new $e(t))}parseScript(){const e=this.createNode(),t=this.parseDirectivePrologues();for(;this.lookahead.type!==2;)t.push(this.parseStatementListItem());return this.finalize(e,new nt(t))}parseImportAttributes(){if(this.lookahead.value==="assert"){this.nextToken(),this.expect("{");const e=[];for(;!this.match("}");)e.push(this.parseImportAttribute()),this.match("}")||this.expectCommaSeparator();return this.expect("}"),e}return null}parseImportAttribute(){const e=this.createNode();this.lookahead.type!==3&&this.throwUnexpectedToken(this.nextToken());const t=this.parseIdentifierName();this.match(":")||this.throwUnexpectedToken(this.nextToken()),this.nextToken();const s=this.nextToken(),i=this.getTokenRaw(s),n=this.finalize(e,new B(s.value,i));return this.finalize(e,new Ge(t,n))}parseModuleSpecifier(){const e=this.createNode();this.lookahead.type!==8&&this.throwError(u.InvalidModuleSpecifier);const t=this.nextToken(),s=this.getTokenRaw(t);return p.isStringWellFormedUnicode(t.value)||this.throwError(u.InvalidModuleSpecifier),this.finalize(e,new B(t.value,s))}parseImportSpecifier(){const e=this.createNode();let t,s;return this.lookahead.type===3?(t=this.parseVariableIdentifier(),s=t,this.matchContextualKeyword("as")&&(this.nextToken(),s=this.parseVariableIdentifier())):(t=this.lookahead.type==8?this.parseModuleSpecifier():this.parseIdentifierName(),s=t,this.matchContextualKeyword("as")?(this.nextToken(),s=this.parseVariableIdentifier()):this.throwUnexpectedToken(this.nextToken())),this.finalize(e,new je(s,t))}parseNamedImports(){this.expect("{");const e=[];for(;!this.match("}");)e.push(this.parseImportSpecifier()),this.match("}")||this.expect(",");return this.expect("}"),e}parseImportDefaultSpecifier(){const e=this.createNode(),t=this.parseIdentifierName();return this.finalize(e,new Ye(t))}parseImportNamespaceSpecifier(){const e=this.createNode();this.expect("*"),this.matchContextualKeyword("as")||this.throwError(u.NoAsAfterImportNamespace),this.lookahead.escaped&&this.throwError(u.NoAsAndFromEscapeSequences),this.nextToken();const t=this.parseIdentifierName();return this.finalize(e,new qe(t))}parseImportDeclaration(){this.context.inFunctionBody&&this.throwError(u.IllegalImportDeclaration);const e=this.createNode();this.expectKeyword("import");let t,s=[];if(this.lookahead.type===8)t=this.parseModuleSpecifier();else{if(this.match("{")?s=s.concat(this.parseNamedImports()):this.match("*")?s.push(this.parseImportNamespaceSpecifier()):this.isIdentifierName(this.lookahead)&&!this.matchKeyword("default")?(s.push(this.parseImportDefaultSpecifier()),this.match(",")&&(this.nextToken(),this.match("*")?s.push(this.parseImportNamespaceSpecifier()):this.match("{")?s=s.concat(this.parseNamedImports()):this.throwUnexpectedToken(this.lookahead))):this.throwUnexpectedToken(this.nextToken()),!this.matchContextualKeyword("from")){const n=this.lookahead.value?u.UnexpectedToken:u.MissingFromClause;this.throwError(n,this.lookahead.value)}this.nextToken(),t=this.parseModuleSpecifier()}const i=this.parseImportAttributes();return this.consumeSemicolon(),this.finalize(e,new We(s,t,i))}parseExportSpecifier(){const e=this.createNode(),t=this.lookahead.type==8?this.parseModuleSpecifier():this.parseIdentifierName();let s=t;return this.matchContextualKeyword("as")&&(this.lookahead.escaped&&this.throwError(u.NoAsAndFromEscapeSequences),this.nextToken(),s=this.lookahead.type==8?this.parseModuleSpecifier():this.parseIdentifierName()),this.finalize(e,new Xe(t,s))}parseExportDeclaration(){this.context.inFunctionBody&&this.throwError(u.IllegalExportDeclaration);const e=this.createNode();this.expectKeyword("export");let t;if(this.matchKeyword("default"))if(this.nextToken(),this.matchKeyword("function")){const s=this.parseFunctionDeclaration(!0);t=this.finalize(e,new N(s))}else if(this.matchKeyword("class")){const s=this.parseClassDeclaration(!0);t=this.finalize(e,new N(s))}else if(this.matchContextualKeyword("async")){const s=this.matchAsyncFunction()?this.parseFunctionDeclaration(!0):this.parseAssignmentExpression();t=this.finalize(e,new N(s))}else{this.matchContextualKeyword("from")&&this.throwError(u.UnexpectedToken,this.lookahead.value);const s=this.match("{")?this.parseObjectInitializer():this.match("[")?this.parseArrayInitializer():this.parseAssignmentExpression();this.consumeSemicolon(),t=this.finalize(e,new N(s))}else if(this.match("*")){this.nextToken();let s=null;if(this.matchContextualKeyword("as")&&(this.lookahead.escaped&&this.throwError(u.NoAsAndFromEscapeSequences),this.nextToken(),s=this.lookahead.type==8?this.parseModuleSpecifier():this.parseIdentifierName()),!this.matchContextualKeyword("from")){const a=this.lookahead.value?u.UnexpectedToken:u.MissingFromClause;this.throwError(a,this.lookahead.value)}this.lookahead.escaped&&this.throwError(u.NoAsAndFromEscapeSequences),this.nextToken();const i=this.parseModuleSpecifier(),n=this.parseImportAttributes();this.consumeSemicolon(),t=this.finalize(e,new Le(i,s,n))}else if(this.lookahead.type===4){let s;switch(this.lookahead.value){case"let":case"const":s=this.parseLexicalDeclaration({inFor:!1});break;case"var":case"class":case"function":s=this.parseStatementListItem();break;default:this.throwUnexpectedToken(this.lookahead)}t=this.finalize(e,new M(s,[],null,null))}else if(this.matchAsyncFunction()){const s=this.parseFunctionDeclaration();t=this.finalize(e,new M(s,[],null,null))}else{const s=[];let i=null,n=!1,a=null;for(this.expect("{");!this.match("}");)n=n||this.matchKeyword("default"),s.push(this.parseExportSpecifier()),this.match("}")||this.expect(",");if(this.expect("}"),this.matchContextualKeyword("from"))this.lookahead.escaped&&this.throwError(u.NoAsAndFromEscapeSequences),this.nextToken(),i=this.parseModuleSpecifier(),a=this.parseImportAttributes(),this.consumeSemicolon();else if(n){const h=this.lookahead.value?u.UnexpectedToken:u.MissingFromClause;this.throwError(h,this.lookahead.value)}else a=this.parseImportAttributes(),this.consumeSemicolon();t=this.finalize(e,new M(null,s,i,a))}return t}}const re={quot:'"',amp:"&",apos:"'",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:"⌋",loz:"◊",spades:"♠",clubs:"♣",hearts:"♥",diams:"♦",lang:"⟨",rang:"⟩"};F[100]="JSXIdentifier";F[101]="JSXText";function T(r){let e;switch(r.type){case E.JSXIdentifier:e=r.name;break;case E.JSXNamespacedName:const s=r;e=T(s.namespace)+":"+T(s.name);break;case E.JSXMemberExpression:const i=r;e=T(i.object)+"."+T(i.property);break}return e}class Ct extends ae{constructor(e,t,s){super(e,t,s)}parsePrimaryExpression(){return this.match("<")?this.parseJSXRoot():super.parsePrimaryExpression()}startJSX(){this.scanner.index=this.startMarker.index,this.scanner.lineNumber=this.startMarker.line,this.scanner.lineStart=this.startMarker.index-this.startMarker.column}finishJSX(){this.nextToken()}reenterJSX(){this.startJSX(),this.expectJSX("}"),this.config.tokens&&this.tokens.pop()}createJSXNode(){return this.collectComments(),{index:this.scanner.index,line:this.scanner.lineNumber,column:this.scanner.index-this.scanner.lineStart}}createJSXChildNode(){return{index:this.scanner.index,line:this.scanner.lineNumber,column:this.scanner.index-this.scanner.lineStart}}scanXHTMLEntity(e){let t="&",s=!0,i=!1,n=!1,a=!1;for(;!this.scanner.eof()&&s&&!i;){const h=this.scanner.source[this.scanner.index];if(h===e)break;if(i=h===";",t+=h,++this.scanner.index,!i)switch(t.length){case 2:n=h==="#";break;case 3:n&&(a=h==="x",s=a||p.isDecimalDigit(h.charCodeAt(0)),n=n&&!a);break;default:s=s&&!(n&&!p.isDecimalDigit(h.charCodeAt(0))),s=s&&!(a&&!p.isHexDigit(h.charCodeAt(0)));break}}if(s&&i&&t.length>2){const h=t.substr(1,t.length-2);n&&h.length>1?t=String.fromCharCode(parseInt(h.substr(1),10)):a&&h.length>2?t=String.fromCharCode(parseInt("0"+h.substr(1),16)):!n&&!a&&re[h]&&(t=re[h])}return t}lexJSX(){const e=this.scanner.source.charCodeAt(this.scanner.index);if(e===60||e===62||e===47||e===58||e===61||e===123||e===125)return{type:7,value:this.scanner.source[this.scanner.index++],lineNumber:this.scanner.lineNumber,lineStart:this.scanner.lineStart,start:this.scanner.index-1,end:this.scanner.index};if(e===34||e===39){const t=this.scanner.index,s=this.scanner.source[this.scanner.index++];let i="";for(;!this.scanner.eof();){const n=this.scanner.source[this.scanner.index++];if(n===s)break;n==="&"?i+=this.scanXHTMLEntity(s):i+=n}return{type:8,value:i,lineNumber:this.scanner.lineNumber,lineStart:this.scanner.lineStart,start:t,end:this.scanner.index}}if(e===46){const t=this.scanner.source.charCodeAt(this.scanner.index+1),s=this.scanner.source.charCodeAt(this.scanner.index+2),i=t===46&&s===46?"...":".",n=this.scanner.index;return this.scanner.index+=i.length,{type:7,value:i,lineNumber:this.scanner.lineNumber,lineStart:this.scanner.lineStart,start:n,end:this.scanner.index}}if(e===96)return{type:10,value:"",lineNumber:this.scanner.lineNumber,lineStart:this.scanner.lineStart,start:this.scanner.index,end:this.scanner.index};if(p.isIdentifierStart(e)&&e!==92){const t=this.scanner.index;for(++this.scanner.index;!this.scanner.eof();){const i=this.scanner.source.charCodeAt(this.scanner.index);if(p.isIdentifierPart(i)&&i!==92)++this.scanner.index;else if(i===45)++this.scanner.index;else break}return{type:100,value:this.scanner.source.slice(t,this.scanner.index),lineNumber:this.scanner.lineNumber,lineStart:this.scanner.lineStart,start:t,end:this.scanner.index}}return this.scanner.lex()}nextJSXToken(){this.collectComments(),this.startMarker.index=this.scanner.index,this.startMarker.line=this.scanner.lineNumber,this.startMarker.column=this.scanner.index-this.scanner.lineStart;const e=this.lexJSX();return this.lastMarker.index=this.scanner.index,this.lastMarker.line=this.scanner.lineNumber,this.lastMarker.column=this.scanner.index-this.scanner.lineStart,this.config.tokens&&this.tokens.push(this.convertToken(e)),e}nextJSXText(){this.startMarker.index=this.scanner.index,this.startMarker.line=this.scanner.lineNumber,this.startMarker.column=this.scanner.index-this.scanner.lineStart;const e=this.scanner.index;let t="";for(;!this.scanner.eof();){const i=this.scanner.source[this.scanner.index];if(i==="{"||i==="<")break;++this.scanner.index,t+=i,p.isLineTerminator(i.charCodeAt(0))&&(++this.scanner.lineNumber,i==="\r"&&this.scanner.source[this.scanner.index]===`
`&&++this.scanner.index,this.scanner.lineStart=this.scanner.index)}this.lastMarker.index=this.scanner.index,this.lastMarker.line=this.scanner.lineNumber,this.lastMarker.column=this.scanner.index-this.scanner.lineStart;const s={type:101,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(s)),s}peekJSXToken(){const e=this.scanner.saveState();this.scanner.scanComments();const t=this.lexJSX();return this.scanner.restoreState(e),t}expectJSX(e){const t=this.nextJSXToken();(t.type!==7||t.value!==e)&&this.throwUnexpectedToken(t)}matchJSX(e){const t=this.peekJSXToken();return t.type===7&&t.value===e}parseJSXIdentifier(){const e=this.createJSXNode(),t=this.nextJSXToken();return t.type!==100&&this.throwUnexpectedToken(t),this.finalize(e,new pe(t.value))}parseJSXElementName(){const e=this.createJSXNode();let t=this.parseJSXIdentifier();if(this.matchJSX(":")){const s=t;this.expectJSX(":");const i=this.parseJSXIdentifier();t=this.finalize(e,new W(s,i))}else if(this.matchJSX("."))for(;this.matchJSX(".");){const s=t;this.expectJSX(".");const i=this.parseJSXIdentifier();t=this.finalize(e,new de(s,i))}return t}parseJSXAttributeName(){const e=this.createJSXNode();let t;const s=this.parseJSXIdentifier();if(this.matchJSX(":")){const i=s;this.expectJSX(":");const n=this.parseJSXIdentifier();t=this.finalize(e,new W(i,n))}else t=s;return t}parseJSXStringLiteralAttribute(){const e=this.createJSXNode(),t=this.nextJSXToken();t.type!==8&&this.throwUnexpectedToken(t);const s=this.getTokenRaw(t);return this.finalize(e,new B(t.value,s))}parseJSXExpressionAttribute(){const e=this.createJSXNode();this.expectJSX("{"),this.finishJSX(),this.match("}")&&this.tolerateError("JSX attributes must only be assigned a non-empty expression");const t=this.parseAssignmentExpression();return this.reenterJSX(),this.finalize(e,new H(t))}parseJSXAttributeValue(){return this.matchJSX("{")?this.parseJSXExpressionAttribute():this.matchJSX("<")?this.parseJSXElement():this.parseJSXStringLiteralAttribute()}parseJSXNameValueAttribute(){const e=this.createJSXNode(),t=this.parseJSXAttributeName();let s=null;return this.matchJSX("=")&&(this.expectJSX("="),s=this.parseJSXAttributeValue()),this.finalize(e,new De(t,s))}parseJSXSpreadAttribute(){const e=this.createJSXNode();this.expectJSX("{"),this.expectJSX("..."),this.finishJSX();const t=this.parseAssignmentExpression();return this.reenterJSX(),this.finalize(e,new xe(t))}parseJSXAttributes(){const e=[];for(;!this.matchJSX("/")&&!this.matchJSX(">");){const t=this.matchJSX("{")?this.parseJSXSpreadAttribute():this.parseJSXNameValueAttribute();e.push(t)}return e}parseJSXOpeningElement(){const e=this.createJSXNode();if(this.expectJSX("<"),this.matchJSX(">"))return this.expectJSX(">"),this.finalize(e,new me(!1));const t=this.parseJSXElementName(),s=this.parseJSXAttributes(),i=this.matchJSX("/");return 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