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this.treatFunctionsAsVarInScope(this.currentScope())},H.allowNewDotTarget.get=function(){var t=this.currentThisScope(),e=t.flags,i=t.inClassFieldInit;return(258&e)>0||i},H.inClassStaticBlock.get=function(){return(256&this.currentVarScope().flags)>0},G.extend=function(){for(var t=[],e=arguments.length;e--;)t[e]=arguments[e];for(var i=this,s=0;s<t.length;s++)i=t[s](i);return i},G.parse=function(t,e){return new this(e,t).parse()},G.parseExpressionAt=function(t,e,i){var s=new this(i,t,e);return s.nextToken(),s.parseExpression()},G.tokenizer=function(t,e){return new this(e,t)},Object.defineProperties(G.prototype,H);var W=G.prototype,z=/^(?:'((?:\\[^]|[^'\\])*?)'|"((?:\\[^]|[^"\\])*?)")/;W.strictDirective=function(t){if(this.options.ecmaVersion<5)return!1;for(;;){I.lastIndex=t,t+=I.exec(this.input)[0].length;var e=z.exec(this.input.slice(t));if(!e)return!1;if("use strict"===(e[1]||e[2])){I.lastIndex=t+e[0].length;var i=I.exec(this.input),s=i.index+i[0].length,r=this.input.charAt(s);return";"===r||"}"===r||k.test(i[0])&&!(/[(`.[+\-/*%<>=,?^&]/.test(r)||"!"===r&&"="===this.input.charAt(s+1))}t+=e[0].length,I.lastIndex=t,t+=I.exec(this.input)[0].length,";"===this.input[t]&&t++}},W.eat=function(t){return this.type===t&&(this.next(),!0)},W.isContextual=function(t){return this.type===_.name&&this.value===t&&!this.containsEsc},W.eatContextual=function(t){return!!this.isContextual(t)&&(this.next(),!0)},W.expectContextual=function(t){this.eatContextual(t)||this.unexpected()},W.canInsertSemicolon=function(){return this.type===_.eof||this.type===_.braceR||k.test(this.input.slice(this.lastTokEnd,this.start))},W.insertSemicolon=function(){if(this.canInsertSemicolon())return this.options.onInsertedSemicolon&&this.options.onInsertedSemicolon(this.lastTokEnd,this.lastTokEndLoc),!0},W.semicolon=function(){this.eat(_.semi)||this.insertSemicolon()||this.unexpected()},W.afterTrailingComma=function(t,e){if(this.type===t)return this.options.onTrailingComma&&this.options.onTrailingComma(this.lastTokStart,this.lastTokStartLoc),e||this.next(),!0},W.expect=function(t){this.eat(t)||this.unexpected()},W.unexpected=function(t){this.raise(null!=t?t:this.start,"Unexpected token")};var Q=function(){this.shorthandAssign=this.trailingComma=this.parenthesizedAssign=this.parenthesizedBind=this.doubleProto=-1};W.checkPatternErrors=function(t,e){if(t){t.trailingComma>-1&&this.raiseRecoverable(t.trailingComma,"Comma is not permitted after the rest element");var i=e?t.parenthesizedAssign:t.parenthesizedBind;i>-1&&this.raiseRecoverable(i,e?"Assigning to rvalue":"Parenthesized pattern")}},W.checkExpressionErrors=function(t,e){if(!t)return!1;var i=t.shorthandAssign,s=t.doubleProto;if(!e)return i>=0||s>=0;i>=0&&this.raise(i,"Shorthand property assignments are valid only in destructuring patterns"),s>=0&&this.raiseRecoverable(s,"Redefinition of __proto__ property")},W.checkYieldAwaitInDefaultParams=function(){this.yieldPos&&(!this.awaitPos||this.yieldPos<this.awaitPos)&&this.raise(this.yieldPos,"Yield expression cannot be a default value"),this.awaitPos&&this.raise(this.awaitPos,"Await expression cannot be a default value")},W.isSimpleAssignTarget=function(t){return"ParenthesizedExpression"===t.type?this.isSimpleAssignTarget(t.expression):"Identifier"===t.type||"MemberExpression"===t.type};var K=G.prototype;K.parseTopLevel=function(t){var e=Object.create(null);for(t.body||(t.body=[]);this.type!==_.eof;){var i=this.parseStatement(null,!0,e);t.body.push(i)}if(this.inModule)for(var s=0,r=Object.keys(this.undefinedExports);s<r.length;s+=1){var a=r[s];this.raiseRecoverable(this.undefinedExports[a].start,"Export '"+a+"' is not 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s,r=this.type,a=this.startNode();switch(this.isLet(t)&&(r=_._var,s="let"),r){case _._break:case _._continue:return this.parseBreakContinueStatement(a,r.keyword);case _._debugger:return this.parseDebuggerStatement(a);case _._do:return this.parseDoStatement(a);case _._for:return this.parseForStatement(a);case _._function:return t&&(this.strict||"if"!==t&&"label"!==t)&&this.options.ecmaVersion>=6&&this.unexpected(),this.parseFunctionStatement(a,!1,!t);case _._class:return t&&this.unexpected(),this.parseClass(a,!0);case _._if:return this.parseIfStatement(a);case _._return:return this.parseReturnStatement(a);case _._switch:return this.parseSwitchStatement(a);case _._throw:return this.parseThrowStatement(a);case _._try:return this.parseTryStatement(a);case _._const:case _._var:return s=s||this.value,t&&"var"!==s&&this.unexpected(),this.parseVarStatement(a,s);case _._while:return this.parseWhileStatement(a);case _._with:return this.parseWithStatement(a);case _.braceL:return 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i="break"===e;this.next(),this.eat(_.semi)||this.insertSemicolon()?t.label=null:this.type!==_.name?this.unexpected():(t.label=this.parseIdent(),this.semicolon());for(var s=0;s<this.labels.length;++s){var r=this.labels[s];if((null==t.label||r.name===t.label.name)&&(null!=r.kind&&(i||"loop"===r.kind)||t.label&&i))break}return s===this.labels.length&&this.raise(t.start,"Unsyntactic "+e),this.finishNode(t,i?"BreakStatement":"ContinueStatement")},K.parseDebuggerStatement=function(t){return this.next(),this.semicolon(),this.finishNode(t,"DebuggerStatement")},K.parseDoStatement=function(t){return this.next(),this.labels.push(Y),t.body=this.parseStatement("do"),this.labels.pop(),this.expect(_._while),t.test=this.parseParenExpression(),this.options.ecmaVersion>=6?this.eat(_.semi):this.semicolon(),this.finishNode(t,"DoWhileStatement")},K.parseForStatement=function(t){this.next();var e=this.options.ecmaVersion>=9&&this.canAwait&&this.eatContextual("await")?this.lastTokStart:-1;if(this.labels.push(Y),this.enterScope(0),this.expect(_.parenL),this.type===_.semi)return e>-1&&this.unexpected(e),this.parseFor(t,null);var i=this.isLet();if(this.type===_._var||this.type===_._const||i){var s=this.startNode(),r=i?"let":this.value;return(this.next(),this.parseVar(s,!0,r),this.finishNode(s,"VariableDeclaration"),(this.type===_._in||this.options.ecmaVersion>=6&&this.isContextual("of"))&&1===s.declarations.length)?(this.options.ecmaVersion>=9&&(this.type===_._in?e>-1&&this.unexpected(e):t.await=e>-1),this.parseForIn(t,s)):(e>-1&&this.unexpected(e),this.parseFor(t,s))}var a=this.isContextual("let"),n=!1,o=this.containsEsc,h=new Q,p=this.start,c=e>-1?this.parseExprSubscripts(h,"await"):this.parseExpression(!0,h);return this.type===_._in||(n=this.options.ecmaVersion>=6&&this.isContextual("of"))?(e>-1?(this.type===_._in&&this.unexpected(e),t.await=!0):n&&this.options.ecmaVersion>=8&&(c.start!==p||o||"Identifier"!==c.type||"async"!==c.name?this.options.ecmaVersion>=9&&(t.await=!1):this.unexpected()),a&&n&&this.raise(c.start,"The left-hand side of a for-of loop may not start with 'let'."),this.toAssignable(c,!1,h),this.checkLValPattern(c),this.parseForIn(t,c)):(this.checkExpressionErrors(h,!0),e>-1&&this.unexpected(e),this.parseFor(t,c))},K.parseFunctionStatement=function(t,e,i){return this.next(),this.parseFunction(t,$|(i?0:J),!1,e)},K.parseIfStatement=function(t){return this.next(),t.test=this.parseParenExpression(),t.consequent=this.parseStatement("if"),t.alternate=this.eat(_._else)?this.parseStatement("if"):null,this.finishNode(t,"IfStatement")},K.parseReturnStatement=function(t){return this.inFunction||this.options.allowReturnOutsideFunction||this.raise(this.start,"'return' outside of 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this.next(),k.test(this.input.slice(this.lastTokEnd,this.start))&&this.raise(this.lastTokEnd,"Illegal newline after throw"),t.argument=this.parseExpression(),this.semicolon(),this.finishNode(t,"ThrowStatement")};var Z=[];K.parseCatchClauseParam=function(){var t=this.parseBindingAtom(),e="Identifier"===t.type;return this.enterScope(e?32:0),this.checkLValPattern(t,e?4:2),this.expect(_.parenR),t},K.parseTryStatement=function(t){if(this.next(),t.block=this.parseBlock(),t.handler=null,this.type===_._catch){var e=this.startNode();this.next(),this.eat(_.parenL)?e.param=this.parseCatchClauseParam():(this.options.ecmaVersion<10&&this.unexpected(),e.param=null,this.enterScope(0)),e.body=this.parseBlock(!1),this.exitScope(),t.handler=this.finishNode(e,"CatchClause")}return t.finalizer=this.eat(_._finally)?this.parseBlock():null,t.handler||t.finalizer||this.raise(t.start,"Missing catch or finally clause"),this.finishNode(t,"TryStatement")},K.parseVarStatement=function(t,e,i){return this.next(),this.parseVar(t,!1,e,i),this.semicolon(),this.finishNode(t,"VariableDeclaration")},K.parseWhileStatement=function(t){return this.next(),t.test=this.parseParenExpression(),this.labels.push(Y),t.body=this.parseStatement("while"),this.labels.pop(),this.finishNode(t,"WhileStatement")},K.parseWithStatement=function(t){return this.strict&&this.raise(this.start,"'with' in strict mode"),this.next(),t.object=this.parseParenExpression(),t.body=this.parseStatement("with"),this.finishNode(t,"WithStatement")},K.parseEmptyStatement=function(t){return this.next(),this.finishNode(t,"EmptyStatement")},K.parseLabeledStatement=function(t,e,i,s){for(var r=0,a=this.labels;r<a.length;r+=1)a[r].name===e&&this.raise(i.start,"Label '"+e+"' is already declared");for(var n=this.type.isLoop?"loop":this.type===_._switch?"switch":null,o=this.labels.length-1;o>=0;o--){var h=this.labels[o];if(h.statementStart===t.start)h.statementStart=this.start,h.kind=n;else break}return this.labels.push({name:e,kind:n,statementStart:this.start}),t.body=this.parseStatement(s?-1===s.indexOf("label")?s+"label":s:"label"),this.labels.pop(),t.label=i,this.finishNode(t,"LabeledStatement")},K.parseExpressionStatement=function(t,e){return t.expression=e,this.semicolon(),this.finishNode(t,"ExpressionStatement")},K.parseBlock=function(t,e,i){for(void 0===t&&(t=!0),void 0===e&&(e=this.startNode()),e.body=[],this.expect(_.braceL),t&&this.enterScope(0);this.type!==_.braceR;){var s=this.parseStatement(null);e.body.push(s)}return i&&(this.strict=!1),this.next(),t&&this.exitScope(),this.finishNode(e,"BlockStatement")},K.parseFor=function(t,e){return t.init=e,this.expect(_.semi),t.test=this.type===_.semi?null:this.parseExpression(),this.expect(_.semi),t.update=this.type===_.parenR?null:this.parseExpression(),this.expect(_.parenR),t.body=this.parseStatement("for"),this.exitScope(),this.labels.pop(),this.finishNode(t,"ForStatement")},K.parseForIn=function(t,e){var i=this.type===_._in;return this.next(),"VariableDeclaration"===e.type&&null!=e.declarations[0].init&&(!i||this.options.ecmaVersion<8||this.strict||"var"!==e.kind||"Identifier"!==e.declarations[0].id.type)&&this.raise(e.start,(i?"for-in":"for-of")+" loop variable declaration may not have an initializer"),t.left=e,t.right=i?this.parseExpression():this.parseMaybeAssign(),this.expect(_.parenR),t.body=this.parseStatement("for"),this.exitScope(),this.labels.pop(),this.finishNode(t,i?"ForInStatement":"ForOfStatement")},K.parseVar=function(t,e,i,s){for(t.declarations=[],t.kind=i;;){var r=this.startNode();if(this.parseVarId(r,i),this.eat(_.eq)?r.init=this.parseMaybeAssign(e):s||"const"!==i||this.type===_._in||this.options.ecmaVersion>=6&&this.isContextual("of")?s||"Identifier"===r.id.type||e&&(this.type===_._in||this.isContextual("of"))?r.init=null:this.raise(this.lastTokEnd,"Complex binding patterns require an initialization value"):this.unexpected(),t.declarations.push(this.finishNode(r,"VariableDeclarator")),!this.eat(_.comma))break}return t},K.parseVarId=function(t,e){t.id=this.parseBindingAtom(),this.checkLValPattern(t.id,"var"===e?1:2,!1)};var $=1,J=2;function tt(t,e){var i=t.computed,s=t.key;return!i&&("Identifier"===s.type&&s.name===e||"Literal"===s.type&&s.value===e)}K.parseFunction=function(t,e,i,s,r){this.initFunction(t),(this.options.ecmaVersion>=9||this.options.ecmaVersion>=6&&!s)&&(this.type===_.star&&e&J&&this.unexpected(),t.generator=this.eat(_.star)),this.options.ecmaVersion>=8&&(t.async=!!s),e&$&&(t.id=4&e&&this.type!==_.name?null:this.parseIdent(),t.id&&!(e&J)&&this.checkLValSimple(t.id,this.strict||t.generator||t.async?this.treatFunctionsAsVar?1:2:3));var a=this.yieldPos,n=this.awaitPos,o=this.awaitIdentPos;return this.yieldPos=0,this.awaitPos=0,this.awaitIdentPos=0,this.enterScope(j(t.async,t.generator)),e&$||(t.id=this.type===_.name?this.parseIdent():null),this.parseFunctionParams(t),this.parseFunctionBody(t,i,!1,r),this.yieldPos=a,this.awaitPos=n,this.awaitIdentPos=o,this.finishNode(t,e&$?"FunctionDeclaration":"FunctionExpression")},K.parseFunctionParams=function(t){this.expect(_.parenL),t.params=this.parseBindingList(_.parenR,!1,this.options.ecmaVersion>=8),this.checkYieldAwaitInDefaultParams()},K.parseClass=function(t,e){this.next();var i=this.strict;this.strict=!0,this.parseClassId(t,e),this.parseClassSuper(t);var s=this.enterClassBody(),r=this.startNode(),a=!1;for(r.body=[],this.expect(_.braceL);this.type!==_.braceR;){var n=this.parseClassElement(null!==t.superClass);n&&(r.body.push(n),"MethodDefinition"===n.type&&"constructor"===n.kind?(a&&this.raiseRecoverable(n.start,"Duplicate constructor in the same class"),a=!0):n.key&&"PrivateIdentifier"===n.key.type&&function(t,e){var i=e.key.name,s=t[i],r="true";return("MethodDefinition"===e.type&&("get"===e.kind||"set"===e.kind)&&(r=(e.static?"s":"i")+e.kind),"iget"===s&&"iset"===r||"iset"===s&&"iget"===r||"sget"===s&&"sset"===r||"sset"===s&&"sget"===r)?(t[i]="true",!1):!!s||(t[i]=r,!1)}(s,n)&&this.raiseRecoverable(n.key.start,"Identifier '#"+n.key.name+"' has already been declared"))}return this.strict=i,this.next(),t.body=this.finishNode(r,"ClassBody"),this.exitClassBody(),this.finishNode(t,e?"ClassDeclaration":"ClassExpression")},K.parseClassElement=function(t){if(this.eat(_.semi))return null;var e=this.options.ecmaVersion,i=this.startNode(),s="",r=!1,a=!1,n="method",o=!1;if(this.eatContextual("static")){if(e>=13&&this.eat(_.braceL))return this.parseClassStaticBlock(i),i;this.isClassElementNameStart()||this.type===_.star?o=!0:s="static"}if(i.static=o,!s&&e>=8&&this.eatContextual("async")&&((this.isClassElementNameStart()||this.type===_.star)&&!this.canInsertSemicolon()?a=!0:s="async"),!s&&(e>=9||!a)&&this.eat(_.star)&&(r=!0),!s&&!a&&!r){var h=this.value;(this.eatContextual("get")||this.eatContextual("set"))&&(this.isClassElementNameStart()?n=h:s=h)}if(s?(i.computed=!1,i.key=this.startNodeAt(this.lastTokStart,this.lastTokStartLoc),i.key.name=s,this.finishNode(i.key,"Identifier")):this.parseClassElementName(i),e<13||this.type===_.parenL||"method"!==n||r||a){var p=!i.static&&tt(i,"constructor");p&&"method"!==n&&this.raise(i.key.start,"Constructor can't have get/set modifier"),i.kind=p?"constructor":n,this.parseClassMethod(i,r,a,p&&t)}else this.parseClassField(i);return i},K.isClassElementNameStart=function(){return this.type===_.name||this.type===_.privateId||this.type===_.num||this.type===_.string||this.type===_.bracketL||this.type.keyword},K.parseClassElementName=function(t){this.type===_.privateId?("constructor"===this.value&&this.raise(this.start,"Classes can't have an element named '#constructor'"),t.computed=!1,t.key=this.parsePrivateIdent()):this.parsePropertyName(t)},K.parseClassMethod=function(t,e,i,s){var r=t.key;"constructor"===t.kind?(e&&this.raise(r.start,"Constructor can't be a generator"),i&&this.raise(r.start,"Constructor can't be an async method")):t.static&&tt(t,"prototype")&&this.raise(r.start,"Classes may not have a static property named prototype");var a=t.value=this.parseMethod(e,i,s);return"get"===t.kind&&0!==a.params.length&&this.raiseRecoverable(a.start,"getter should have no params"),"set"===t.kind&&1!==a.params.length&&this.raiseRecoverable(a.start,"setter should have exactly one param"),"set"===t.kind&&"RestElement"===a.params[0].type&&this.raiseRecoverable(a.params[0].start,"Setter cannot use rest params"),this.finishNode(t,"MethodDefinition")},K.parseClassField=function(t){if(tt(t,"constructor")?this.raise(t.key.start,"Classes can't have a field named 'constructor'"):t.static&&tt(t,"prototype")&&this.raise(t.key.start,"Classes can't have a static field named 'prototype'"),this.eat(_.eq)){var e=this.currentThisScope(),i=e.inClassFieldInit;e.inClassFieldInit=!0,t.value=this.parseMaybeAssign(),e.inClassFieldInit=i}else t.value=null;return this.semicolon(),this.finishNode(t,"PropertyDefinition")},K.parseClassStaticBlock=function(t){t.body=[];var e=this.labels;for(this.labels=[],this.enterScope(320);this.type!==_.braceR;){var i=this.parseStatement(null);t.body.push(i)}return this.next(),this.exitScope(),this.labels=e,this.finishNode(t,"StaticBlock")},K.parseClassId=function(t,e){this.type===_.name?(t.id=this.parseIdent(),e&&this.checkLValSimple(t.id,2,!1)):(!0===e&&this.unexpected(),t.id=null)},K.parseClassSuper=function(t){t.superClass=this.eat(_._extends)?this.parseExprSubscripts(null,!1):null},K.enterClassBody=function(){var t={declared:Object.create(null),used:[]};return this.privateNameStack.push(t),t.declared},K.exitClassBody=function(){var t=this.privateNameStack.pop(),e=t.declared,i=t.used;if(this.options.checkPrivateFields)for(var s=this.privateNameStack.length,r=0===s?null:this.privateNameStack[s-1],a=0;a<i.length;++a){var n=i[a];V(e,n.name)||(r?r.used.push(n):this.raiseRecoverable(n.start,"Private field '#"+n.name+"' must be declared in an enclosing class"))}},K.parseExportAllDeclaration=function(t,e){return this.options.ecmaVersion>=11&&(this.eatContextual("as")?(t.exported=this.parseModuleExportName(),this.checkExport(e,t.exported,this.lastTokStart)):t.exported=null),this.expectContextual("from"),this.type!==_.string&&this.unexpected(),t.source=this.parseExprAtom(),this.semicolon(),this.finishNode(t,"ExportAllDeclaration")},K.parseExport=function(t,e){if(this.next(),this.eat(_.star))return this.parseExportAllDeclaration(t,e);if(this.eat(_._default))return this.checkExport(e,"default",this.lastTokStart),t.declaration=this.parseExportDefaultDeclaration(),this.finishNode(t,"ExportDefaultDeclaration");if(this.shouldParseExportStatement())t.declaration=this.parseExportDeclaration(t),"VariableDeclaration"===t.declaration.type?this.checkVariableExport(e,t.declaration.declarations):this.checkExport(e,t.declaration.id,t.declaration.id.start),t.specifiers=[],t.source=null;else{if(t.declaration=null,t.specifiers=this.parseExportSpecifiers(e),this.eatContextual("from"))this.type!==_.string&&this.unexpected(),t.source=this.parseExprAtom();else{for(var i=0,s=t.specifiers;i<s.length;i+=1){var r=s[i];this.checkUnreserved(r.local),this.checkLocalExport(r.local),"Literal"===r.local.type&&this.raise(r.local.start,"A string literal cannot be used as an exported binding without `from`.")}t.source=null}this.semicolon()}return this.finishNode(t,"ExportNamedDeclaration")},K.parseExportDeclaration=function(t){return this.parseStatement(null)},K.parseExportDefaultDeclaration=function(){if(this.type===_._function||(t=this.isAsyncFunction())){var t,e=this.startNode();return this.next(),t&&this.next(),this.parseFunction(e,4|$,!1,t)}if(this.type===_._class){var i=this.startNode();return this.parseClass(i,"nullableID")}var s=this.parseMaybeAssign();return this.semicolon(),s},K.checkExport=function(t,e,i){t&&("string"!=typeof e&&(e="Identifier"===e.type?e.name:e.value),V(t,e)&&this.raiseRecoverable(i,"Duplicate export '"+e+"'"),t[e]=!0)},K.checkPatternExport=function(t,e){var i=e.type;if("Identifier"===i)this.checkExport(t,e,e.start);else if("ObjectPattern"===i)for(var s=0,r=e.properties;s<r.length;s+=1){var a=r[s];this.checkPatternExport(t,a)}else if("ArrayPattern"===i)for(var n=0,o=e.elements;n<o.length;n+=1){var h=o[n];h&&this.checkPatternExport(t,h)}else"Property"===i?this.checkPatternExport(t,e.value):"AssignmentPattern"===i?this.checkPatternExport(t,e.left):"RestElement"===i&&this.checkPatternExport(t,e.argument)},K.checkVariableExport=function(t,e){if(t)for(var i=0;i<e.length;i+=1){var s=e[i];this.checkPatternExport(t,s.id)}},K.shouldParseExportStatement=function(){return"var"===this.type.keyword||"const"===this.type.keyword||"class"===this.type.keyword||"function"===this.type.keyword||this.isLet()||this.isAsyncFunction()},K.parseExportSpecifier=function(t){var e=this.startNode();return e.local=this.parseModuleExportName(),e.exported=this.eatContextual("as")?this.parseModuleExportName():e.local,this.checkExport(t,e.exported,e.exported.start),this.finishNode(e,"ExportSpecifier")},K.parseExportSpecifiers=function(t){var e=[],i=!0;for(this.expect(_.braceL);!this.eat(_.braceR);){if(i)i=!1;else if(this.expect(_.comma),this.afterTrailingComma(_.braceR))break;e.push(this.parseExportSpecifier(t))}return e},K.parseImport=function(t){return this.next(),this.type===_.string?(t.specifiers=Z,t.source=this.parseExprAtom()):(t.specifiers=this.parseImportSpecifiers(),this.expectContextual("from"),t.source=this.type===_.string?this.parseExprAtom():this.unexpected()),this.semicolon(),this.finishNode(t,"ImportDeclaration")},K.parseImportSpecifier=function(){var t=this.startNode();return t.imported=this.parseModuleExportName(),this.eatContextual("as")?t.local=this.parseIdent():(this.checkUnreserved(t.imported),t.local=t.imported),this.checkLValSimple(t.local,2),this.finishNode(t,"ImportSpecifier")},K.parseImportDefaultSpecifier=function(){var t=this.startNode();return t.local=this.parseIdent(),this.checkLValSimple(t.local,2),this.finishNode(t,"ImportDefaultSpecifier")},K.parseImportNamespaceSpecifier=function(){var t=this.startNode();return this.next(),this.expectContextual("as"),t.local=this.parseIdent(),this.checkLValSimple(t.local,2),this.finishNode(t,"ImportNamespaceSpecifier")},K.parseImportSpecifiers=function(){var t=[],e=!0;if(this.type===_.name&&(t.push(this.parseImportDefaultSpecifier()),!this.eat(_.comma)))return t;if(this.type===_.star)return t.push(this.parseImportNamespaceSpecifier()),t;for(this.expect(_.braceL);!this.eat(_.braceR);){if(e)e=!1;else if(this.expect(_.comma),this.afterTrailingComma(_.braceR))break;t.push(this.parseImportSpecifier())}return t},K.parseModuleExportName=function(){if(this.options.ecmaVersion>=13&&this.type===_.string){var t=this.parseLiteral(this.value);return O.test(t.value)&&this.raise(t.start,"An export name cannot include a lone surrogate."),t}return this.parseIdent(!0)},K.adaptDirectivePrologue=function(t){for(var e=0;e<t.length&&this.isDirectiveCandidate(t[e]);++e)t[e].directive=t[e].expression.raw.slice(1,-1)},K.isDirectiveCandidate=function(t){return this.options.ecmaVersion>=5&&"ExpressionStatement"===t.type&&"Literal"===t.expression.type&&"string"==typeof t.expression.value&&('"'===this.input[t.start]||"'"===this.input[t.start])};var te=G.prototype;te.toAssignable=function(t,e,i){if(this.options.ecmaVersion>=6&&t)switch(t.type){case"Identifier":this.inAsync&&"await"===t.name&&this.raise(t.start,"Cannot use 'await' as identifier inside an async function");break;case"ObjectPattern":case"ArrayPattern":case"AssignmentPattern":case"RestElement":break;case"ObjectExpression":t.type="ObjectPattern",i&&this.checkPatternErrors(i,!0);for(var s=0,r=t.properties;s<r.length;s+=1){var a=r[s];this.toAssignable(a,e),"RestElement"===a.type&&("ArrayPattern"===a.argument.type||"ObjectPattern"===a.argument.type)&&this.raise(a.argument.start,"Unexpected token")}break;case"Property":"init"!==t.kind&&this.raise(t.key.start,"Object pattern can't contain getter or setter"),this.toAssignable(t.value,e);break;case"ArrayExpression":t.type="ArrayPattern",i&&this.checkPatternErrors(i,!0),this.toAssignableList(t.elements,e);break;case"SpreadElement":t.type="RestElement",this.toAssignable(t.argument,e),"AssignmentPattern"===t.argument.type&&this.raise(t.argument.start,"Rest elements cannot have a default value");break;case"AssignmentExpression":"="!==t.operator&&this.raise(t.left.end,"Only '=' operator can be used for specifying default value."),t.type="AssignmentPattern",delete t.operator,this.toAssignable(t.left,e);break;case"ParenthesizedExpression":this.toAssignable(t.expression,e,i);break;case"ChainExpression":this.raiseRecoverable(t.start,"Optional chaining cannot appear in left-hand side");break;case"MemberExpression":if(!e)break;default:this.raise(t.start,"Assigning to rvalue")}else i&&this.checkPatternErrors(i,!0);return t},te.toAssignableList=function(t,e){for(var i=t.length,s=0;s<i;s++){var r=t[s];r&&this.toAssignable(r,e)}if(i){var a=t[i-1];6===this.options.ecmaVersion&&e&&a&&"RestElement"===a.type&&"Identifier"!==a.argument.type&&this.unexpected(a.argument.start)}return t},te.parseSpread=function(t){var e=this.startNode();return this.next(),e.argument=this.parseMaybeAssign(!1,t),this.finishNode(e,"SpreadElement")},te.parseRestBinding=function(){var t=this.startNode();return this.next(),6===this.options.ecmaVersion&&this.type!==_.name&&this.unexpected(),t.argument=this.parseBindingAtom(),this.finishNode(t,"RestElement")},te.parseBindingAtom=function(){if(this.options.ecmaVersion>=6)switch(this.type){case _.bracketL:var t=this.startNode();return this.next(),t.elements=this.parseBindingList(_.bracketR,!0,!0),this.finishNode(t,"ArrayPattern");case _.braceL:return this.parseObj(!0)}return this.parseIdent()},te.parseBindingList=function(t,e,i,s){for(var r=[],a=!0;!this.eat(t);)if(a?a=!1:this.expect(_.comma),e&&this.type===_.comma)r.push(null);else if(i&&this.afterTrailingComma(t))break;else if(this.type===_.ellipsis){var n=this.parseRestBinding();this.parseBindingListItem(n),r.push(n),this.type===_.comma&&this.raiseRecoverable(this.start,"Comma is not permitted after the rest element"),this.expect(t);break}else r.push(this.parseAssignableListItem(s));return r},te.parseAssignableListItem=function(t){var e=this.parseMaybeDefault(this.start,this.startLoc);return this.parseBindingListItem(e),e},te.parseBindingListItem=function(t){return t},te.parseMaybeDefault=function(t,e,i){if(i=i||this.parseBindingAtom(),this.options.ecmaVersion<6||!this.eat(_.eq))return i;var s=this.startNodeAt(t,e);return s.left=i,s.right=this.parseMaybeAssign(),this.finishNode(s,"AssignmentPattern")},te.checkLValSimple=function(t,e,i){void 0===e&&(e=0);var s=0!==e;switch(t.type){case"Identifier":this.strict&&this.reservedWordsStrictBind.test(t.name)&&this.raiseRecoverable(t.start,(s?"Binding ":"Assigning to ")+t.name+" in strict mode"),s&&(2===e&&"let"===t.name&&this.raiseRecoverable(t.start,"let is disallowed as a lexically bound name"),i&&(V(i,t.name)&&this.raiseRecoverable(t.start,"Argument name clash"),i[t.name]=!0),5!==e&&this.declareName(t.name,e,t.start));break;case"ChainExpression":this.raiseRecoverable(t.start,"Optional chaining cannot appear in left-hand side");break;case"MemberExpression":s&&this.raiseRecoverable(t.start,"Binding member expression");break;case"ParenthesizedExpression":return s&&this.raiseRecoverable(t.start,"Binding parenthesized expression"),this.checkLValSimple(t.expression,e,i);default:this.raise(t.start,(s?"Binding":"Assigning to")+" rvalue")}},te.checkLValPattern=function(t,e,i){switch(void 0===e&&(e=0),t.type){case"ObjectPattern":for(var s=0,r=t.properties;s<r.length;s+=1){var a=r[s];this.checkLValInnerPattern(a,e,i)}break;case"ArrayPattern":for(var n=0,o=t.elements;n<o.length;n+=1){var h=o[n];h&&this.checkLValInnerPattern(h,e,i)}break;default:this.checkLValSimple(t,e,i)}},te.checkLValInnerPattern=function(t,e,i){switch(void 0===e&&(e=0),t.type){case"Property":this.checkLValInnerPattern(t.value,e,i);break;case"AssignmentPattern":this.checkLValPattern(t.left,e,i);break;case"RestElement":this.checkLValPattern(t.argument,e,i);break;default:this.checkLValPattern(t,e,i)}};var ti=function(t,e,i,s,r){this.token=t,this.isExpr=!!e,this.preserveSpace=!!i,this.override=s,this.generator=!!r},ts={b_stat:new ti("{",!1),b_expr:new ti("{",!0),b_tmpl:new ti("${",!1),p_stat:new ti("(",!1),p_expr:new ti("(",!0),q_tmpl:new ti("`",!0,!0,function(t){return t.tryReadTemplateToken()}),f_stat:new ti("function",!1),f_expr:new ti("function",!0),f_expr_gen:new ti("function",!0,!1,null,!0),f_gen:new ti("function",!1,!1,null,!0)},tr=G.prototype;tr.initialContext=function(){return[ts.b_stat]},tr.curContext=function(){return this.context[this.context.length-1]},tr.braceIsBlock=function(t){var e=this.curContext();return e===ts.f_expr||e===ts.f_stat||(t===_.colon&&(e===ts.b_stat||e===ts.b_expr)?!e.isExpr:t===_._return||t===_.name&&this.exprAllowed?k.test(this.input.slice(this.lastTokEnd,this.start)):t===_._else||t===_.semi||t===_.eof||t===_.parenR||t===_.arrow||(t===_.braceL?e===ts.b_stat:t!==_._var&&t!==_._const&&t!==_.name&&!this.exprAllowed))},tr.inGeneratorContext=function(){for(var t=this.context.length-1;t>=1;t--){var e=this.context[t];if("function"===e.token)return e.generator}return!1},tr.updateContext=function(t){var e,i=this.type;i.keyword&&t===_.dot?this.exprAllowed=!1:(e=i.updateContext)?e.call(this,t):this.exprAllowed=i.beforeExpr},tr.overrideContext=function(t){this.curContext()!==t&&(this.context[this.context.length-1]=t)},_.parenR.updateContext=_.braceR.updateContext=function(){if(1===this.context.length){this.exprAllowed=!0;return}var t=this.context.pop();t===ts.b_stat&&"function"===this.curContext().token&&(t=this.context.pop()),this.exprAllowed=!t.isExpr},_.braceL.updateContext=function(t){this.context.push(this.braceIsBlock(t)?ts.b_stat:ts.b_expr),this.exprAllowed=!0},_.dollarBraceL.updateContext=function(){this.context.push(ts.b_tmpl),this.exprAllowed=!0},_.parenL.updateContext=function(t){var e=t===_._if||t===_._for||t===_._with||t===_._while;this.context.push(e?ts.p_stat:ts.p_expr),this.exprAllowed=!0},_.incDec.updateContext=function(){},_._function.updateContext=_._class.updateContext=function(t){!t.beforeExpr||t===_._else||t===_.semi&&this.curContext()!==ts.p_stat||t===_._return&&k.test(this.input.slice(this.lastTokEnd,this.start))||(t===_.colon||t===_.braceL)&&this.curContext()===ts.b_stat?this.context.push(ts.f_stat):this.context.push(ts.f_expr),this.exprAllowed=!1},_.colon.updateContext=function(){"function"===this.curContext().token&&this.context.pop(),this.exprAllowed=!0},_.backQuote.updateContext=function(){this.curContext()===ts.q_tmpl?this.context.pop():this.context.push(ts.q_tmpl),this.exprAllowed=!1},_.star.updateContext=function(t){if(t===_._function){var e=this.context.length-1;this.context[e]===ts.f_expr?this.context[e]=ts.f_expr_gen:this.context[e]=ts.f_gen}this.exprAllowed=!0},_.name.updateContext=function(t){var e=!1;this.options.ecmaVersion>=6&&t!==_.dot&&("of"===this.value&&!this.exprAllowed||"yield"===this.value&&this.inGeneratorContext())&&(e=!0),this.exprAllowed=e};var ta=G.prototype;ta.checkPropClash=function(t,e,i){if((!(this.options.ecmaVersion>=9)||"SpreadElement"!==t.type)&&(!(this.options.ecmaVersion>=6)||!t.computed&&!t.method&&!t.shorthand)){var s,r=t.key;switch(r.type){case"Identifier":s=r.name;break;case"Literal":s=String(r.value);break;default:return}var a=t.kind;if(this.options.ecmaVersion>=6){"__proto__"===s&&"init"===a&&(e.proto&&(i?i.doubleProto<0&&(i.doubleProto=r.start):this.raiseRecoverable(r.start,"Redefinition of __proto__ property")),e.proto=!0);return}var n=e[s="$"+s];n?("init"===a?this.strict&&n.init||n.get||n.set:n.init||n[a])&&this.raiseRecoverable(r.start,"Redefinition of property"):n=e[s]={init:!1,get:!1,set:!1},n[a]=!0}},ta.parseExpression=function(t,e){var i=this.start,s=this.startLoc,r=this.parseMaybeAssign(t,e);if(this.type===_.comma){var a=this.startNodeAt(i,s);for(a.expressions=[r];this.eat(_.comma);)a.expressions.push(this.parseMaybeAssign(t,e));return this.finishNode(a,"SequenceExpression")}return r},ta.parseMaybeAssign=function(t,e,i){if(this.isContextual("yield")){if(this.inGenerator)return this.parseYield(t);this.exprAllowed=!1}var s=!1,r=-1,a=-1,n=-1;e?(r=e.parenthesizedAssign,a=e.trailingComma,n=e.doubleProto,e.parenthesizedAssign=e.trailingComma=-1):(e=new Q,s=!0);var o=this.start,h=this.startLoc;(this.type===_.parenL||this.type===_.name)&&(this.potentialArrowAt=this.start,this.potentialArrowInForAwait="await"===t);var p=this.parseMaybeConditional(t,e);if(i&&(p=i.call(this,p,o,h)),this.type.isAssign){var c=this.startNodeAt(o,h);return c.operator=this.value,this.type===_.eq&&(p=this.toAssignable(p,!1,e)),s||(e.parenthesizedAssign=e.trailingComma=e.doubleProto=-1),e.shorthandAssign>=p.start&&(e.shorthandAssign=-1),this.type===_.eq?this.checkLValPattern(p):this.checkLValSimple(p),c.left=p,this.next(),c.right=this.parseMaybeAssign(t),n>-1&&(e.doubleProto=n),this.finishNode(c,"AssignmentExpression")}return s&&this.checkExpressionErrors(e,!0),r>-1&&(e.parenthesizedAssign=r),a>-1&&(e.trailingComma=a),p},ta.parseMaybeConditional=function(t,e){var i=this.start,s=this.startLoc,r=this.parseExprOps(t,e);if(this.checkExpressionErrors(e))return r;if(this.eat(_.question)){var a=this.startNodeAt(i,s);return a.test=r,a.consequent=this.parseMaybeAssign(),this.expect(_.colon),a.alternate=this.parseMaybeAssign(t),this.finishNode(a,"ConditionalExpression")}return r},ta.parseExprOps=function(t,e){var i=this.start,s=this.startLoc,r=this.parseMaybeUnary(e,!1,!1,t);return this.checkExpressionErrors(e)?r:r.start===i&&"ArrowFunctionExpression"===r.type?r:this.parseExprOp(r,i,s,-1,t)},ta.parseExprOp=function(t,e,i,s,r){var a=this.type.binop;if(null!=a&&(!r||this.type!==_._in)&&a>s){var n=this.type===_.logicalOR||this.type===_.logicalAND,o=this.type===_.coalesce;o&&(a=_.logicalAND.binop);var h=this.value;this.next();var p=this.start,c=this.startLoc,l=this.parseExprOp(this.parseMaybeUnary(null,!1,!1,r),p,c,a,r),u=this.buildBinary(e,i,t,l,h,n||o);return(n&&this.type===_.coalesce||o&&(this.type===_.logicalOR||this.type===_.logicalAND))&&this.raiseRecoverable(this.start,"Logical expressions and coalesce expressions cannot be mixed. Wrap either by parentheses"),this.parseExprOp(u,e,i,s,r)}return t},ta.buildBinary=function(t,e,i,s,r,a){"PrivateIdentifier"===s.type&&this.raise(s.start,"Private identifier can only be left side of binary expression");var n=this.startNodeAt(t,e);return n.left=i,n.operator=r,n.right=s,this.finishNode(n,a?"LogicalExpression":"BinaryExpression")},ta.parseMaybeUnary=function(t,e,i,s){var r,a=this.start,n=this.startLoc;if(this.isContextual("await")&&this.canAwait)r=this.parseAwait(s),e=!0;else if(this.type.prefix){var o=this.startNode(),h=this.type===_.incDec;o.operator=this.value,o.prefix=!0,this.next(),o.argument=this.parseMaybeUnary(null,!0,h,s),this.checkExpressionErrors(t,!0),h?this.checkLValSimple(o.argument):this.strict&&"delete"===o.operator&&function t(e){return"Identifier"===e.type||"ParenthesizedExpression"===e.type&&t(e.expression)}(o.argument)?this.raiseRecoverable(o.start,"Deleting local variable in strict mode"):"delete"===o.operator&&function t(e){return"MemberExpression"===e.type&&"PrivateIdentifier"===e.property.type||"ChainExpression"===e.type&&t(e.expression)||"ParenthesizedExpression"===e.type&&t(e.expression)}(o.argument)?this.raiseRecoverable(o.start,"Private fields can not be deleted"):e=!0,r=this.finishNode(o,h?"UpdateExpression":"UnaryExpression")}else if(e||this.type!==_.privateId){if(r=this.parseExprSubscripts(t,s),this.checkExpressionErrors(t))return r;for(;this.type.postfix&&!this.canInsertSemicolon();){var p=this.startNodeAt(a,n);p.operator=this.value,p.prefix=!1,p.argument=r,this.checkLValSimple(r),this.next(),r=this.finishNode(p,"UpdateExpression")}}else(s||0===this.privateNameStack.length)&&this.options.checkPrivateFields&&this.unexpected(),r=this.parsePrivateIdent(),this.type!==_._in&&this.unexpected();return!i&&this.eat(_.starstar)?e?void this.unexpected(this.lastTokStart):this.buildBinary(a,n,r,this.parseMaybeUnary(null,!1,!1,s),"**",!1):r},ta.parseExprSubscripts=function(t,e){var i=this.start,s=this.startLoc,r=this.parseExprAtom(t,e);if("ArrowFunctionExpression"===r.type&&")"!==this.input.slice(this.lastTokStart,this.lastTokEnd))return r;var a=this.parseSubscripts(r,i,s,!1,e);return t&&"MemberExpression"===a.type&&(t.parenthesizedAssign>=a.start&&(t.parenthesizedAssign=-1),t.parenthesizedBind>=a.start&&(t.parenthesizedBind=-1),t.trailingComma>=a.start&&(t.trailingComma=-1)),a},ta.parseSubscripts=function(t,e,i,s,r){for(var a=this.options.ecmaVersion>=8&&"Identifier"===t.type&&"async"===t.name&&this.lastTokEnd===t.end&&!this.canInsertSemicolon()&&t.end-t.start==5&&this.potentialArrowAt===t.start,n=!1;;){var o=this.parseSubscript(t,e,i,s,a,n,r);if(o.optional&&(n=!0),o===t||"ArrowFunctionExpression"===o.type){if(n){var h=this.startNodeAt(e,i);h.expression=o,o=this.finishNode(h,"ChainExpression")}return o}t=o}},ta.shouldParseAsyncArrow=function(){return!this.canInsertSemicolon()&&this.eat(_.arrow)},ta.parseSubscriptAsyncArrow=function(t,e,i,s){return this.parseArrowExpression(this.startNodeAt(t,e),i,!0,s)},ta.parseSubscript=function(t,e,i,s,r,a,n){var o=this.options.ecmaVersion>=11,h=o&&this.eat(_.questionDot);s&&h&&this.raise(this.lastTokStart,"Optional chaining cannot appear in the callee of new expressions");var p=this.eat(_.bracketL);if(p||h&&this.type!==_.parenL&&this.type!==_.backQuote||this.eat(_.dot)){var c=this.startNodeAt(e,i);c.object=t,p?(c.property=this.parseExpression(),this.expect(_.bracketR)):this.type===_.privateId&&"Super"!==t.type?c.property=this.parsePrivateIdent():c.property=this.parseIdent("never"!==this.options.allowReserved),c.computed=!!p,o&&(c.optional=h),t=this.finishNode(c,"MemberExpression")}else if(!s&&this.eat(_.parenL)){var l=new Q,u=this.yieldPos,d=this.awaitPos,f=this.awaitIdentPos;this.yieldPos=0,this.awaitPos=0,this.awaitIdentPos=0;var m=this.parseExprList(_.parenR,this.options.ecmaVersion>=8,!1,l);if(r&&!h&&this.shouldParseAsyncArrow())return this.checkPatternErrors(l,!1),this.checkYieldAwaitInDefaultParams(),this.awaitIdentPos>0&&this.raise(this.awaitIdentPos,"Cannot use 'await' as identifier inside an async function"),this.yieldPos=u,this.awaitPos=d,this.awaitIdentPos=f,this.parseSubscriptAsyncArrow(e,i,m,n);this.checkExpressionErrors(l,!0),this.yieldPos=u||this.yieldPos,this.awaitPos=d||this.awaitPos,this.awaitIdentPos=f||this.awaitIdentPos;var g=this.startNodeAt(e,i);g.callee=t,g.arguments=m,o&&(g.optional=h),t=this.finishNode(g,"CallExpression")}else if(this.type===_.backQuote){(h||a)&&this.raise(this.start,"Optional chaining cannot appear in the tag of tagged template expressions");var x=this.startNodeAt(e,i);x.tag=t,x.quasi=this.parseTemplate({isTagged:!0}),t=this.finishNode(x,"TaggedTemplateExpression")}return t},ta.parseExprAtom=function(t,e,i){this.type===_.slash&&this.readRegexp();var s,r=this.potentialArrowAt===this.start;switch(this.type){case _._super:return this.allowSuper||this.raise(this.start,"'super' keyword outside a method"),s=this.startNode(),this.next(),this.type!==_.parenL||this.allowDirectSuper||this.raise(s.start,"super() call outside constructor of a subclass"),this.type!==_.dot&&this.type!==_.bracketL&&this.type!==_.parenL&&this.unexpected(),this.finishNode(s,"Super");case _._this:return s=this.startNode(),this.next(),this.finishNode(s,"ThisExpression");case _.name:var a=this.start,n=this.startLoc,o=this.containsEsc,h=this.parseIdent(!1);if(this.options.ecmaVersion>=8&&!o&&"async"===h.name&&!this.canInsertSemicolon()&&this.eat(_._function))return this.overrideContext(ts.f_expr),this.parseFunction(this.startNodeAt(a,n),0,!1,!0,e);if(r&&!this.canInsertSemicolon()){if(this.eat(_.arrow))return this.parseArrowExpression(this.startNodeAt(a,n),[h],!1,e);if(this.options.ecmaVersion>=8&&"async"===h.name&&this.type===_.name&&!o&&(!this.potentialArrowInForAwait||"of"!==this.value||this.containsEsc))return h=this.parseIdent(!1),(this.canInsertSemicolon()||!this.eat(_.arrow))&&this.unexpected(),this.parseArrowExpression(this.startNodeAt(a,n),[h],!0,e)}return h;case _.regexp:var p=this.value;return(s=this.parseLiteral(p.value)).regex={pattern:p.pattern,flags:p.flags},s;case _.num:case _.string:return this.parseLiteral(this.value);case _._null:case _._true:case _._false:return(s=this.startNode()).value=this.type===_._null?null:this.type===_._true,s.raw=this.type.keyword,this.next(),this.finishNode(s,"Literal");case _.parenL:var c=this.start,l=this.parseParenAndDistinguishExpression(r,e);return t&&(t.parenthesizedAssign<0&&!this.isSimpleAssignTarget(l)&&(t.parenthesizedAssign=c),t.parenthesizedBind<0&&(t.parenthesizedBind=c)),l;case _.bracketL:return s=this.startNode(),this.next(),s.elements=this.parseExprList(_.bracketR,!0,!0,t),this.finishNode(s,"ArrayExpression");case _.braceL:return this.overrideContext(ts.b_expr),this.parseObj(!1,t);case _._function:return s=this.startNode(),this.next(),this.parseFunction(s,0);case _._class:return this.parseClass(this.startNode(),!1);case _._new:return this.parseNew();case _.backQuote:return this.parseTemplate();case _._import:if(this.options.ecmaVersion>=11)return this.parseExprImport(i);return this.unexpected();default:return this.parseExprAtomDefault()}},ta.parseExprAtomDefault=function(){this.unexpected()},ta.parseExprImport=function(t){var e=this.startNode();if(this.containsEsc&&this.raiseRecoverable(this.start,"Escape sequence in keyword import"),this.next(),this.type===_.parenL&&!t)return this.parseDynamicImport(e);if(this.type===_.dot){var i=this.startNodeAt(e.start,e.loc&&e.loc.start);return i.name="import",e.meta=this.finishNode(i,"Identifier"),this.parseImportMeta(e)}this.unexpected()},ta.parseDynamicImport=function(t){if(this.next(),t.source=this.parseMaybeAssign(),!this.eat(_.parenR)){var e=this.start;this.eat(_.comma)&&this.eat(_.parenR)?this.raiseRecoverable(e,"Trailing comma is not allowed in import()"):this.unexpected(e)}return this.finishNode(t,"ImportExpression")},ta.parseImportMeta=function(t){this.next();var e=this.containsEsc;return t.property=this.parseIdent(!0),"meta"!==t.property.name&&this.raiseRecoverable(t.property.start,"The only valid meta property for import is 'import.meta'"),e&&this.raiseRecoverable(t.start,"'import.meta' must not contain escaped characters"),"module"===this.options.sourceType||this.options.allowImportExportEverywhere||this.raiseRecoverable(t.start,"Cannot use 'import.meta' outside a module"),this.finishNode(t,"MetaProperty")},ta.parseLiteral=function(t){var e=this.startNode();return e.value=t,e.raw=this.input.slice(this.start,this.end),110===e.raw.charCodeAt(e.raw.length-1)&&(e.bigint=e.raw.slice(0,-1).replace(/_/g,"")),this.next(),this.finishNode(e,"Literal")},ta.parseParenExpression=function(){this.expect(_.parenL);var t=this.parseExpression();return this.expect(_.parenR),t},ta.shouldParseArrow=function(t){return!this.canInsertSemicolon()},ta.parseParenAndDistinguishExpression=function(t,e){var i,s=this.start,r=this.startLoc,a=this.options.ecmaVersion>=8;if(this.options.ecmaVersion>=6){this.next();var n,o=this.start,h=this.startLoc,p=[],c=!0,l=!1,u=new Q,d=this.yieldPos,f=this.awaitPos;for(this.yieldPos=0,this.awaitPos=0;this.type!==_.parenR;){if(c?c=!1:this.expect(_.comma),a&&this.afterTrailingComma(_.parenR,!0)){l=!0;break}if(this.type===_.ellipsis){n=this.start,p.push(this.parseParenItem(this.parseRestBinding())),this.type===_.comma&&this.raiseRecoverable(this.start,"Comma is not permitted after the rest element");break}p.push(this.parseMaybeAssign(!1,u,this.parseParenItem))}var m=this.lastTokEnd,g=this.lastTokEndLoc;if(this.expect(_.parenR),t&&this.shouldParseArrow(p)&&this.eat(_.arrow))return this.checkPatternErrors(u,!1),this.checkYieldAwaitInDefaultParams(),this.yieldPos=d,this.awaitPos=f,this.parseParenArrowList(s,r,p,e);(!p.length||l)&&this.unexpected(this.lastTokStart),n&&this.unexpected(n),this.checkExpressionErrors(u,!0),this.yieldPos=d||this.yieldPos,this.awaitPos=f||this.awaitPos,p.length>1?((i=this.startNodeAt(o,h)).expressions=p,this.finishNodeAt(i,"SequenceExpression",m,g)):i=p[0]}else i=this.parseParenExpression();if(!this.options.preserveParens)return i;var x=this.startNodeAt(s,r);return x.expression=i,this.finishNode(x,"ParenthesizedExpression")},ta.parseParenItem=function(t){return t},ta.parseParenArrowList=function(t,e,i,s){return this.parseArrowExpression(this.startNodeAt(t,e),i,!1,s)};var tn=[];ta.parseNew=function(){this.containsEsc&&this.raiseRecoverable(this.start,"Escape sequence in keyword new");var t=this.startNode();if(this.next(),this.options.ecmaVersion>=6&&this.type===_.dot){var e=this.startNodeAt(t.start,t.loc&&t.loc.start);e.name="new",t.meta=this.finishNode(e,"Identifier"),this.next();var i=this.containsEsc;return t.property=this.parseIdent(!0),"target"!==t.property.name&&this.raiseRecoverable(t.property.start,"The only valid meta property for new is 'new.target'"),i&&this.raiseRecoverable(t.start,"'new.target' must not contain escaped characters"),this.allowNewDotTarget||this.raiseRecoverable(t.start,"'new.target' can only be used in functions and class static block"),this.finishNode(t,"MetaProperty")}var s=this.start,r=this.startLoc;return t.callee=this.parseSubscripts(this.parseExprAtom(null,!1,!0),s,r,!0,!1),this.eat(_.parenL)?t.arguments=this.parseExprList(_.parenR,this.options.ecmaVersion>=8,!1):t.arguments=tn,this.finishNode(t,"NewExpression")},ta.parseTemplateElement=function(t){var e=t.isTagged,i=this.startNode();return this.type===_.invalidTemplate?(e||this.raiseRecoverable(this.start,"Bad escape sequence in untagged template literal"),i.value={raw:this.value.replace(/\r\n?/g,"\n"),cooked:null}):i.value={raw:this.input.slice(this.start,this.end).replace(/\r\n?/g,"\n"),cooked:this.value},this.next(),i.tail=this.type===_.backQuote,this.finishNode(i,"TemplateElement")},ta.parseTemplate=function(t){void 0===t&&(t={});var e=t.isTagged;void 0===e&&(e=!1);var i=this.startNode();this.next(),i.expressions=[];var s=this.parseTemplateElement({isTagged:e});for(i.quasis=[s];!s.tail;)this.type===_.eof&&this.raise(this.pos,"Unterminated template literal"),this.expect(_.dollarBraceL),i.expressions.push(this.parseExpression()),this.expect(_.braceR),i.quasis.push(s=this.parseTemplateElement({isTagged:e}));return this.next(),this.finishNode(i,"TemplateLiteral")},ta.isAsyncProp=function(t){return!t.computed&&"Identifier"===t.key.type&&"async"===t.key.name&&(this.type===_.name||this.type===_.num||this.type===_.string||this.type===_.bracketL||this.type.keyword||this.options.ecmaVersion>=9&&this.type===_.star)&&!k.test(this.input.slice(this.lastTokEnd,this.start))},ta.parseObj=function(t,e){var i=this.startNode(),s=!0,r={};for(i.properties=[],this.next();!this.eat(_.braceR);){if(s)s=!1;else if(this.expect(_.comma),this.options.ecmaVersion>=5&&this.afterTrailingComma(_.braceR))break;var a=this.parseProperty(t,e);t||this.checkPropClash(a,r,e),i.properties.push(a)}return this.finishNode(i,t?"ObjectPattern":"ObjectExpression")},ta.parseProperty=function(t,e){var i,s,r,a,n=this.startNode();if(this.options.ecmaVersion>=9&&this.eat(_.ellipsis))return t?(n.argument=this.parseIdent(!1),this.type===_.comma&&this.raiseRecoverable(this.start,"Comma is not permitted after the rest element"),this.finishNode(n,"RestElement")):(n.argument=this.parseMaybeAssign(!1,e),this.type===_.comma&&e&&e.trailingComma<0&&(e.trailingComma=this.start),this.finishNode(n,"SpreadElement"));this.options.ecmaVersion>=6&&(n.method=!1,n.shorthand=!1,(t||e)&&(r=this.start,a=this.startLoc),t||(i=this.eat(_.star)));var o=this.containsEsc;return this.parsePropertyName(n),!t&&!o&&this.options.ecmaVersion>=8&&!i&&this.isAsyncProp(n)?(s=!0,i=this.options.ecmaVersion>=9&&this.eat(_.star),this.parsePropertyName(n)):s=!1,this.parsePropertyValue(n,t,i,s,r,a,e,o),this.finishNode(n,"Property")},ta.parseGetterSetter=function(t){t.kind=t.key.name,this.parsePropertyName(t),t.value=this.parseMethod(!1);var e="get"===t.kind?0:1;if(t.value.params.length!==e){var i=t.value.start;"get"===t.kind?this.raiseRecoverable(i,"getter should have no params"):this.raiseRecoverable(i,"setter should have exactly one param")}else"set"===t.kind&&"RestElement"===t.value.params[0].type&&this.raiseRecoverable(t.value.params[0].start,"Setter cannot use rest params")},ta.parsePropertyValue=function(t,e,i,s,r,a,n,o){(i||s)&&this.type===_.colon&&this.unexpected(),this.eat(_.colon)?(t.value=e?this.parseMaybeDefault(this.start,this.startLoc):this.parseMaybeAssign(!1,n),t.kind="init"):this.options.ecmaVersion>=6&&this.type===_.parenL?(e&&this.unexpected(),t.kind="init",t.method=!0,t.value=this.parseMethod(i,s)):e||o||!(this.options.ecmaVersion>=5)||t.computed||"Identifier"!==t.key.type||"get"!==t.key.name&&"set"!==t.key.name||this.type===_.comma||this.type===_.braceR||this.type===_.eq?this.options.ecmaVersion>=6&&!t.computed&&"Identifier"===t.key.type?((i||s)&&this.unexpected(),this.checkUnreserved(t.key),"await"!==t.key.name||this.awaitIdentPos||(this.awaitIdentPos=r),t.kind="init",e?t.value=this.parseMaybeDefault(r,a,this.copyNode(t.key)):this.type===_.eq&&n?(n.shorthandAssign<0&&(n.shorthandAssign=this.start),t.value=this.parseMaybeDefault(r,a,this.copyNode(t.key))):t.value=this.copyNode(t.key),t.shorthand=!0):this.unexpected():((i||s)&&this.unexpected(),this.parseGetterSetter(t))},ta.parsePropertyName=function(t){if(this.options.ecmaVersion>=6){if(this.eat(_.bracketL))return t.computed=!0,t.key=this.parseMaybeAssign(),this.expect(_.bracketR),t.key;t.computed=!1}return t.key=this.type===_.num||this.type===_.string?this.parseExprAtom():this.parseIdent("never"!==this.options.allowReserved)},ta.initFunction=function(t){t.id=null,this.options.ecmaVersion>=6&&(t.generator=t.expression=!1),this.options.ecmaVersion>=8&&(t.async=!1)},ta.parseMethod=function(t,e,i){var s=this.startNode(),r=this.yieldPos,a=this.awaitPos,n=this.awaitIdentPos;return this.initFunction(s),this.options.ecmaVersion>=6&&(s.generator=t),this.options.ecmaVersion>=8&&(s.async=!!e),this.yieldPos=0,this.awaitPos=0,this.awaitIdentPos=0,this.enterScope(64|j(e,s.generator)|(i?128:0)),this.expect(_.parenL),s.params=this.parseBindingList(_.parenR,!1,this.options.ecmaVersion>=8),this.checkYieldAwaitInDefaultParams(),this.parseFunctionBody(s,!1,!0,!1),this.yieldPos=r,this.awaitPos=a,this.awaitIdentPos=n,this.finishNode(s,"FunctionExpression")},ta.parseArrowExpression=function(t,e,i,s){var r=this.yieldPos,a=this.awaitPos,n=this.awaitIdentPos;return this.enterScope(16|j(i,!1)),this.initFunction(t),this.options.ecmaVersion>=8&&(t.async=!!i),this.yieldPos=0,this.awaitPos=0,this.awaitIdentPos=0,t.params=this.toAssignableList(e,!0),this.parseFunctionBody(t,!0,!1,s),this.yieldPos=r,this.awaitPos=a,this.awaitIdentPos=n,this.finishNode(t,"ArrowFunctionExpression")},ta.parseFunctionBody=function(t,e,i,s){var r=e&&this.type!==_.braceL,a=this.strict,n=!1;if(r)t.body=this.parseMaybeAssign(s),t.expression=!0,this.checkParams(t,!1);else{var o=this.options.ecmaVersion>=7&&!this.isSimpleParamList(t.params);(!a||o)&&(n=this.strictDirective(this.end))&&o&&this.raiseRecoverable(t.start,"Illegal 'use strict' directive in function with non-simple parameter list");var h=this.labels;this.labels=[],n&&(this.strict=!0),this.checkParams(t,!a&&!n&&!e&&!i&&this.isSimpleParamList(t.params)),this.strict&&t.id&&this.checkLValSimple(t.id,5),t.body=this.parseBlock(!1,void 0,n&&!a),t.expression=!1,this.adaptDirectivePrologue(t.body.body),this.labels=h}this.exitScope()},ta.isSimpleParamList=function(t){for(var e=0;e<t.length;e+=1)if("Identifier"!==t[e].type)return!1;return!0},ta.checkParams=function(t,e){for(var i=Object.create(null),s=0,r=t.params;s<r.length;s+=1){var a=r[s];this.checkLValInnerPattern(a,1,e?null:i)}},ta.parseExprList=function(t,e,i,s){for(var r=[],a=!0;!this.eat(t);){if(a)a=!1;else if(this.expect(_.comma),e&&this.afterTrailingComma(t))break;var n=void 0;i&&this.type===_.comma?n=null:this.type===_.ellipsis?(n=this.parseSpread(s),s&&this.type===_.comma&&s.trailingComma<0&&(s.trailingComma=this.start)):n=this.parseMaybeAssign(!1,s),r.push(n)}return r},ta.checkUnreserved=function(t){var e=t.start,i=t.end,s=t.name;this.inGenerator&&"yield"===s&&this.raiseRecoverable(e,"Cannot use 'yield' as identifier inside a generator"),this.inAsync&&"await"===s&&this.raiseRecoverable(e,"Cannot use 'await' as identifier inside an async function"),this.currentThisScope().inClassFieldInit&&"arguments"===s&&this.raiseRecoverable(e,"Cannot use 'arguments' in class field initializer"),this.inClassStaticBlock&&("arguments"===s||"await"===s)&&this.raise(e,"Cannot use "+s+" in class static initialization block"),this.keywords.test(s)&&this.raise(e,"Unexpected keyword '"+s+"'"),(!(this.options.ecmaVersion<6)||-1===this.input.slice(e,i).indexOf("\\"))&&(this.strict?this.reservedWordsStrict:this.reservedWords).test(s)&&(this.inAsync||"await"!==s||this.raiseRecoverable(e,"Cannot use keyword 'await' outside an async function"),this.raiseRecoverable(e,"The keyword '"+s+"' is reserved"))},ta.parseIdent=function(t){var e=this.parseIdentNode();return this.next(!!t),this.finishNode(e,"Identifier"),t||(this.checkUnreserved(e),"await"!==e.name||this.awaitIdentPos||(this.awaitIdentPos=e.start)),e},ta.parseIdentNode=function(){var t=this.startNode();return this.type===_.name?t.name=this.value:this.type.keyword?(t.name=this.type.keyword,("class"===t.name||"function"===t.name)&&(this.lastTokEnd!==this.lastTokStart+1||46!==this.input.charCodeAt(this.lastTokStart))&&this.context.pop(),this.type=_.name):this.unexpected(),t},ta.parsePrivateIdent=function(){var t=this.startNode();return this.type===_.privateId?t.name=this.value:this.unexpected(),this.next(),this.finishNode(t,"PrivateIdentifier"),this.options.checkPrivateFields&&(0===this.privateNameStack.length?this.raise(t.start,"Private field '#"+t.name+"' must be declared in an enclosing class"):this.privateNameStack[this.privateNameStack.length-1].used.push(t)),t},ta.parseYield=function(t){this.yieldPos||(this.yieldPos=this.start);var e=this.startNode();return this.next(),this.type===_.semi||this.canInsertSemicolon()||this.type!==_.star&&!this.type.startsExpr?(e.delegate=!1,e.argument=null):(e.delegate=this.eat(_.star),e.argument=this.parseMaybeAssign(t)),this.finishNode(e,"YieldExpression")},ta.parseAwait=function(t){this.awaitPos||(this.awaitPos=this.start);var e=this.startNode();return this.next(),e.argument=this.parseMaybeUnary(null,!0,!1,t),this.finishNode(e,"AwaitExpression")};var to=G.prototype;to.raise=function(t,e){var i=F(this.input,t),s=SyntaxError(e+=" ("+i.line+":"+i.column+")");throw s.pos=t,s.loc=i,s.raisedAt=this.pos,s},to.raiseRecoverable=to.raise,to.curPosition=function(){if(this.options.locations)return new B(this.curLine,this.pos-this.lineStart)};var th=G.prototype,tp=function(t){this.flags=t,this.var=[],this.lexical=[],this.functions=[],this.inClassFieldInit=!1};th.enterScope=function(t){this.scopeStack.push(new tp(t))},th.exitScope=function(){this.scopeStack.pop()},th.treatFunctionsAsVarInScope=function(t){return 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Syriac Syrc Tagalog Tglg Tagbanwa Tagb Tai_Le Tale Tai_Tham Lana Tai_Viet Tavt Takri Takr Tamil Taml Tangut Tang Telugu Telu Thaana Thaa Thai Thai Tibetan Tibt Tifinagh Tfng Tirhuta Tirh Ugaritic Ugar Vai Vaii Warang_Citi Wara Yi Yiii Zanabazar_Square Zanb",tb=ty+" Dogra Dogr Gunjala_Gondi Gong Hanifi_Rohingya Rohg Makasar Maka Medefaidrin Medf Old_Sogdian Sogo Sogdian Sogd",t_=tb+" Elymaic Elym Nandinagari Nand Nyiakeng_Puachue_Hmong Hmnp Wancho Wcho",tk=t_+" Chorasmian Chrs Diak Dives_Akuru Khitan_Small_Script Kits Yezi Yezidi",tS=tk+" Cypro_Minoan Cpmn Old_Uyghur Ougr Tangsa Tnsa Toto Vithkuqi Vith",tC={9:ty,10:tb,11:t_,12:tk,13:tS,14:tS+" Hrkt Katakana_Or_Hiragana Kawi Nag_Mundari Nagm Unknown Zzzz"},tw={},tE=0,tI=[9,10,11,12,13,14];tE<tI.length;tE+=1)!function(t){var e=tw[t]={binary:R(tg[t]+" "+tv),binaryOfStrings:R(tx[t]),nonBinary:{General_Category:R(tv),Script:R(tC[t])}};e.nonBinary.Script_Extensions=e.nonBinary.Script,e.nonBinary.gc=e.nonBinary.General_Category,e.nonBinary.sc=e.nonBinary.Script,e.nonBinary.scx=e.nonBinary.Script_Extensions}(tI[tE]);var tA=G.prototype,tP=function(t,e){this.parent=t,this.base=e||this};tP.prototype.separatedFrom=function(t){for(var e=this;e;e=e.parent)for(var i=t;i;i=i.parent)if(e.base===i.base&&e!==i)return!0;return!1},tP.prototype.sibling=function(){return new tP(this.parent,this.base)};var tN=function(t){this.parser=t,this.validFlags="gim"+(t.options.ecmaVersion>=6?"uy":"")+(t.options.ecmaVersion>=9?"s":"")+(t.options.ecmaVersion>=13?"d":"")+(t.options.ecmaVersion>=15?"v":""),this.unicodeProperties=tw[t.options.ecmaVersion>=14?14:t.options.ecmaVersion],this.source="",this.flags="",this.start=0,this.switchU=!1,this.switchV=!1,this.switchN=!1,this.pos=0,this.lastIntValue=0,this.lastStringValue="",this.lastAssertionIsQuantifiable=!1,this.numCapturingParens=0,this.maxBackReference=0,this.groupNames=Object.create(null),this.backReferenceNames=[],this.branchID=null};function tV(t){return 36===t||t>=40&&t<=43||46===t||63===t||t>=91&&t<=94||t>=123&&t<=125}function tT(t){return t>=65&&t<=90||t>=97&&t<=122}function tL(t){return tT(t)||95===t}function tR(t){return t>=48&&t<=57}function tD(t){return t>=48&&t<=57||t>=65&&t<=70||t>=97&&t<=102}function tO(t){return t>=65&&t<=70?10+(t-65):t>=97&&t<=102?10+(t-97):t-48}function tB(t){return t>=48&&t<=55}tN.prototype.reset=function(t,e,i){var s=-1!==i.indexOf("v"),r=-1!==i.indexOf("u");this.start=0|t,this.source=e+"",this.flags=i,s&&this.parser.options.ecmaVersion>=15?(this.switchU=!0,this.switchV=!0,this.switchN=!0):(this.switchU=r&&this.parser.options.ecmaVersion>=6,this.switchV=!1,this.switchN=r&&this.parser.options.ecmaVersion>=9)},tN.prototype.raise=function(t){this.parser.raiseRecoverable(this.start,"Invalid regular expression: /"+this.source+"/: "+t)},tN.prototype.at=function(t,e){void 0===e&&(e=!1);var i=this.source,s=i.length;if(t>=s)return -1;var r=i.charCodeAt(t);if(!(e||this.switchU)||r<=55295||r>=57344||t+1>=s)return r;var a=i.charCodeAt(t+1);return a>=56320&&a<=57343?(r<<10)+a-56613888:r},tN.prototype.nextIndex=function(t,e){void 0===e&&(e=!1);var i=this.source,s=i.length;if(t>=s)return s;var r,a=i.charCodeAt(t);return!(e||this.switchU)||a<=55295||a>=57344||t+1>=s||(r=i.charCodeAt(t+1))<56320||r>57343?t+1:t+2},tN.prototype.current=function(t){return void 0===t&&(t=!1),this.at(this.pos,t)},tN.prototype.lookahead=function(t){return void 0===t&&(t=!1),this.at(this.nextIndex(this.pos,t),t)},tN.prototype.advance=function(t){void 0===t&&(t=!1),this.pos=this.nextIndex(this.pos,t)},tN.prototype.eat=function(t,e){return void 0===e&&(e=!1),this.current(e)===t&&(this.advance(e),!0)},tN.prototype.eatChars=function(t,e){void 0===e&&(e=!1);for(var i=this.pos,s=0;s<t.length;s+=1){var r=t[s],a=this.at(i,e);if(-1===a||a!==r)return!1;i=this.nextIndex(i,e)}return this.pos=i,!0},tA.validateRegExpFlags=function(t){for(var e=t.validFlags,i=t.flags,s=!1,r=!1,a=0;a<i.length;a++){var n=i.charAt(a);-1===e.indexOf(n)&&this.raise(t.start,"Invalid regular expression flag"),i.indexOf(n,a+1)>-1&&this.raise(t.start,"Duplicate regular expression flag"),"u"===n&&(s=!0),"v"===n&&(r=!0)}this.options.ecmaVersion>=15&&s&&r&&this.raise(t.start,"Invalid regular expression flag")},tA.validateRegExpPattern=function(t){this.regexp_pattern(t),!t.switchN&&this.options.ecmaVersion>=9&&function(t){for(var e in t)return!0;return!1}(t.groupNames)&&(t.switchN=!0,this.regexp_pattern(t))},tA.regexp_pattern=function(t){t.pos=0,t.lastIntValue=0,t.lastStringValue="",t.lastAssertionIsQuantifiable=!1,t.numCapturingParens=0,t.maxBackReference=0,t.groupNames=Object.create(null),t.backReferenceNames.length=0,t.branchID=null,this.regexp_disjunction(t),t.pos!==t.source.length&&(t.eat(41)&&t.raise("Unmatched ')'"),(t.eat(93)||t.eat(125))&&t.raise("Lone quantifier brackets")),t.maxBackReference>t.numCapturingParens&&t.raise("Invalid escape");for(var e=0,i=t.backReferenceNames;e<i.length;e+=1){var s=i[e];t.groupNames[s]||t.raise("Invalid named capture referenced")}},tA.regexp_disjunction=function(t){var e=this.options.ecmaVersion>=16;for(e&&(t.branchID=new tP(t.branchID,null)),this.regexp_alternative(t);t.eat(124);)e&&(t.branchID=t.branchID.sibling()),this.regexp_alternative(t);e&&(t.branchID=t.branchID.parent),this.regexp_eatQuantifier(t,!0)&&t.raise("Nothing to repeat"),t.eat(123)&&t.raise("Lone quantifier brackets")},tA.regexp_alternative=function(t){for(;t.pos<t.source.length&&this.regexp_eatTerm(t););},tA.regexp_eatTerm=function(t){return this.regexp_eatAssertion(t)?(t.lastAssertionIsQuantifiable&&this.regexp_eatQuantifier(t)&&t.switchU&&t.raise("Invalid quantifier"),!0):(t.switchU?!!this.regexp_eatAtom(t):!!this.regexp_eatExtendedAtom(t))&&(this.regexp_eatQuantifier(t),!0)},tA.regexp_eatAssertion=function(t){var e=t.pos;if(t.lastAssertionIsQuantifiable=!1,t.eat(94)||t.eat(36))return!0;if(t.eat(92)){if(t.eat(66)||t.eat(98))return!0;t.pos=e}if(t.eat(40)&&t.eat(63)){var i=!1;if(this.options.ecmaVersion>=9&&(i=t.eat(60)),t.eat(61)||t.eat(33))return this.regexp_disjunction(t),t.eat(41)||t.raise("Unterminated group"),t.lastAssertionIsQuantifiable=!i,!0}return t.pos=e,!1},tA.regexp_eatQuantifier=function(t,e){return void 0===e&&(e=!1),!!this.regexp_eatQuantifierPrefix(t,e)&&(t.eat(63),!0)},tA.regexp_eatQuantifierPrefix=function(t,e){return t.eat(42)||t.eat(43)||t.eat(63)||this.regexp_eatBracedQuantifier(t,e)},tA.regexp_eatBracedQuantifier=function(t,e){var i=t.pos;if(t.eat(123)){var s=0,r=-1;if(this.regexp_eatDecimalDigits(t)&&(s=t.lastIntValue,t.eat(44)&&this.regexp_eatDecimalDigits(t)&&(r=t.lastIntValue),t.eat(125)))return -1!==r&&r<s&&!e&&t.raise("numbers out of order in {} quantifier"),!0;t.switchU&&!e&&t.raise("Incomplete quantifier"),t.pos=i}return!1},tA.regexp_eatAtom=function(t){return this.regexp_eatPatternCharacters(t)||t.eat(46)||this.regexp_eatReverseSolidusAtomEscape(t)||this.regexp_eatCharacterClass(t)||this.regexp_eatUncapturingGroup(t)||this.regexp_eatCapturingGroup(t)},tA.regexp_eatReverseSolidusAtomEscape=function(t){var e=t.pos;if(t.eat(92)){if(this.regexp_eatAtomEscape(t))return!0;t.pos=e}return!1},tA.regexp_eatUncapturingGroup=function(t){var e=t.pos;if(t.eat(40)){if(t.eat(63)&&t.eat(58)){if(this.regexp_disjunction(t),t.eat(41))return!0;t.raise("Unterminated group")}t.pos=e}return!1},tA.regexp_eatCapturingGroup=function(t){if(t.eat(40)){if(this.options.ecmaVersion>=9?this.regexp_groupSpecifier(t):63===t.current()&&t.raise("Invalid group"),this.regexp_disjunction(t),t.eat(41))return t.numCapturingParens+=1,!0;t.raise("Unterminated group")}return!1},tA.regexp_eatExtendedAtom=function(t){return t.eat(46)||this.regexp_eatReverseSolidusAtomEscape(t)||this.regexp_eatCharacterClass(t)||this.regexp_eatUncapturingGroup(t)||this.regexp_eatCapturingGroup(t)||this.regexp_eatInvalidBracedQuantifier(t)||this.regexp_eatExtendedPatternCharacter(t)},tA.regexp_eatInvalidBracedQuantifier=function(t){return this.regexp_eatBracedQuantifier(t,!0)&&t.raise("Nothing to repeat"),!1},tA.regexp_eatSyntaxCharacter=function(t){var e=t.current();return!!tV(e)&&(t.lastIntValue=e,t.advance(),!0)},tA.regexp_eatPatternCharacters=function(t){for(var e=t.pos,i=0;-1!==(i=t.current())&&!tV(i);)t.advance();return t.pos!==e},tA.regexp_eatExtendedPatternCharacter=function(t){var e=t.current();return -1!==e&&36!==e&&(!(e>=40)||!(e<=43))&&46!==e&&63!==e&&91!==e&&94!==e&&124!==e&&(t.advance(),!0)},tA.regexp_groupSpecifier=function(t){if(t.eat(63)){this.regexp_eatGroupName(t)||t.raise("Invalid group");var e=this.options.ecmaVersion>=16,i=t.groupNames[t.lastStringValue];if(i){if(e)for(var s=0;s<i.length;s+=1)i[s].separatedFrom(t.branchID)||t.raise("Duplicate capture group name");else t.raise("Duplicate capture group name")}e?(i||(t.groupNames[t.lastStringValue]=[])).push(t.branchID):t.groupNames[t.lastStringValue]=!0}},tA.regexp_eatGroupName=function(t){if(t.lastStringValue="",t.eat(60)){if(this.regexp_eatRegExpIdentifierName(t)&&t.eat(62))return!0;t.raise("Invalid capture group name")}return!1},tA.regexp_eatRegExpIdentifierName=function(t){if(t.lastStringValue="",this.regexp_eatRegExpIdentifierStart(t)){for(t.lastStringValue+=D(t.lastIntValue);this.regexp_eatRegExpIdentifierPart(t);)t.lastStringValue+=D(t.lastIntValue);return!0}return!1},tA.regexp_eatRegExpIdentifierStart=function(t){var e,i=t.pos,s=this.options.ecmaVersion>=11,r=t.current(s);return(t.advance(s),92===r&&this.regexp_eatRegExpUnicodeEscapeSequence(t,s)&&(r=t.lastIntValue),d(e=r,!0)||36===e||95===e)?(t.lastIntValue=r,!0):(t.pos=i,!1)},tA.regexp_eatRegExpIdentifierPart=function(t){var e,i=t.pos,s=this.options.ecmaVersion>=11,r=t.current(s);return(t.advance(s),92===r&&this.regexp_eatRegExpUnicodeEscapeSequence(t,s)&&(r=t.lastIntValue),f(e=r,!0)||36===e||95===e||8204===e||8205===e)?(t.lastIntValue=r,!0):(t.pos=i,!1)},tA.regexp_eatAtomEscape=function(t){return!!(this.regexp_eatBackReference(t)||this.regexp_eatCharacterClassEscape(t)||this.regexp_eatCharacterEscape(t)||t.switchN&&this.regexp_eatKGroupName(t))||(t.switchU&&(99===t.current()&&t.raise("Invalid unicode escape"),t.raise("Invalid escape")),!1)},tA.regexp_eatBackReference=function(t){var e=t.pos;if(this.regexp_eatDecimalEscape(t)){var i=t.lastIntValue;if(t.switchU)return i>t.maxBackReference&&(t.maxBackReference=i),!0;if(i<=t.numCapturingParens)return!0;t.pos=e}return!1},tA.regexp_eatKGroupName=function(t){if(t.eat(107)){if(this.regexp_eatGroupName(t))return t.backReferenceNames.push(t.lastStringValue),!0;t.raise("Invalid named reference")}return!1},tA.regexp_eatCharacterEscape=function(t){return this.regexp_eatControlEscape(t)||this.regexp_eatCControlLetter(t)||this.regexp_eatZero(t)||this.regexp_eatHexEscapeSequence(t)||this.regexp_eatRegExpUnicodeEscapeSequence(t,!1)||!t.switchU&&this.regexp_eatLegacyOctalEscapeSequence(t)||this.regexp_eatIdentityEscape(t)},tA.regexp_eatCControlLetter=function(t){var e=t.pos;if(t.eat(99)){if(this.regexp_eatControlLetter(t))return!0;t.pos=e}return!1},tA.regexp_eatZero=function(t){return!(48!==t.current()||tR(t.lookahead()))&&(t.lastIntValue=0,t.advance(),!0)},tA.regexp_eatControlEscape=function(t){var e=t.current();return 116===e?(t.lastIntValue=9,t.advance(),!0):110===e?(t.lastIntValue=10,t.advance(),!0):118===e?(t.lastIntValue=11,t.advance(),!0):102===e?(t.lastIntValue=12,t.advance(),!0):114===e&&(t.lastIntValue=13,t.advance(),!0)},tA.regexp_eatControlLetter=function(t){var e=t.current();return!!tT(e)&&(t.lastIntValue=e%32,t.advance(),!0)},tA.regexp_eatRegExpUnicodeEscapeSequence=function(t,e){void 0===e&&(e=!1);var i=t.pos,s=e||t.switchU;if(t.eat(117)){if(this.regexp_eatFixedHexDigits(t,4)){var r,a=t.lastIntValue;if(s&&a>=55296&&a<=56319){var n=t.pos;if(t.eat(92)&&t.eat(117)&&this.regexp_eatFixedHexDigits(t,4)){var o=t.lastIntValue;if(o>=56320&&o<=57343)return t.lastIntValue=(a-55296)*1024+(o-56320)+65536,!0}t.pos=n,t.lastIntValue=a}return!0}if(s&&t.eat(123)&&this.regexp_eatHexDigits(t)&&t.eat(125)&&(r=t.lastIntValue)>=0&&r<=1114111)return!0;s&&t.raise("Invalid unicode escape"),t.pos=i}return!1},tA.regexp_eatIdentityEscape=function(t){if(t.switchU)return!!this.regexp_eatSyntaxCharacter(t)||!!t.eat(47)&&(t.lastIntValue=47,!0);var e=t.current();return 99!==e&&(!t.switchN||107!==e)&&(t.lastIntValue=e,t.advance(),!0)},tA.regexp_eatDecimalEscape=function(t){t.lastIntValue=0;var e=t.current();if(e>=49&&e<=57){do t.lastIntValue=10*t.lastIntValue+(e-48),t.advance();while((e=t.current())>=48&&e<=57);return!0}return!1},tA.regexp_eatCharacterClassEscape=function(t){var e,i=t.current();if(100===i||68===i||115===i||83===i||119===i||87===i)return t.lastIntValue=-1,t.advance(),1;var s=!1;if(t.switchU&&this.options.ecmaVersion>=9&&((s=80===i)||112===i)){if(t.lastIntValue=-1,t.advance(),t.eat(123)&&(e=this.regexp_eatUnicodePropertyValueExpression(t))&&t.eat(125))return s&&2===e&&t.raise("Invalid property name"),e;t.raise("Invalid property name")}return 0},tA.regexp_eatUnicodePropertyValueExpression=function(t){var e=t.pos;if(this.regexp_eatUnicodePropertyName(t)&&t.eat(61)){var i=t.lastStringValue;if(this.regexp_eatUnicodePropertyValue(t)){var s=t.lastStringValue;return this.regexp_validateUnicodePropertyNameAndValue(t,i,s),1}}if(t.pos=e,this.regexp_eatLoneUnicodePropertyNameOrValue(t)){var r=t.lastStringValue;return this.regexp_validateUnicodePropertyNameOrValue(t,r)}return 0},tA.regexp_validateUnicodePropertyNameAndValue=function(t,e,i){V(t.unicodeProperties.nonBinary,e)||t.raise("Invalid property name"),t.unicodeProperties.nonBinary[e].test(i)||t.raise("Invalid property value")},tA.regexp_validateUnicodePropertyNameOrValue=function(t,e){return t.unicodeProperties.binary.test(e)?1:t.switchV&&t.unicodeProperties.binaryOfStrings.test(e)?2:void t.raise("Invalid property name")},tA.regexp_eatUnicodePropertyName=function(t){var e=0;for(t.lastStringValue="";tL(e=t.current());)t.lastStringValue+=D(e),t.advance();return""!==t.lastStringValue},tA.regexp_eatUnicodePropertyValue=function(t){var e,i=0;for(t.lastStringValue="";tL(e=i=t.current())||tR(e);)t.lastStringValue+=D(i),t.advance();return""!==t.lastStringValue},tA.regexp_eatLoneUnicodePropertyNameOrValue=function(t){return this.regexp_eatUnicodePropertyValue(t)},tA.regexp_eatCharacterClass=function(t){if(t.eat(91)){var e=t.eat(94),i=this.regexp_classContents(t);return t.eat(93)||t.raise("Unterminated character class"),e&&2===i&&t.raise("Negated character class may contain strings"),!0}return!1},tA.regexp_classContents=function(t){return 93===t.current()?1:t.switchV?this.regexp_classSetExpression(t):(this.regexp_nonEmptyClassRanges(t),1)},tA.regexp_nonEmptyClassRanges=function(t){for(;this.regexp_eatClassAtom(t);){var e=t.lastIntValue;if(t.eat(45)&&this.regexp_eatClassAtom(t)){var i=t.lastIntValue;t.switchU&&(-1===e||-1===i)&&t.raise("Invalid character class"),-1!==e&&-1!==i&&e>i&&t.raise("Range out of order in character class")}}},tA.regexp_eatClassAtom=function(t){var e=t.pos;if(t.eat(92)){if(this.regexp_eatClassEscape(t))return!0;if(t.switchU){var i=t.current();(99===i||tB(i))&&t.raise("Invalid class escape"),t.raise("Invalid escape")}t.pos=e}var s=t.current();return 93!==s&&(t.lastIntValue=s,t.advance(),!0)},tA.regexp_eatClassEscape=function(t){var e=t.pos;if(t.eat(98))return t.lastIntValue=8,!0;if(t.switchU&&t.eat(45))return t.lastIntValue=45,!0;if(!t.switchU&&t.eat(99)){if(this.regexp_eatClassControlLetter(t))return!0;t.pos=e}return this.regexp_eatCharacterClassEscape(t)||this.regexp_eatCharacterEscape(t)},tA.regexp_classSetExpression=function(t){var e,i=1;if(this.regexp_eatClassSetRange(t));else if(e=this.regexp_eatClassSetOperand(t)){2===e&&(i=2);for(var s=t.pos;t.eatChars([38,38]);){if(38!==t.current()&&(e=this.regexp_eatClassSetOperand(t))){2!==e&&(i=1);continue}t.raise("Invalid character in character class")}if(s!==t.pos)return i;for(;t.eatChars([45,45]);)this.regexp_eatClassSetOperand(t)||t.raise("Invalid character in character class");if(s!==t.pos)return i}else t.raise("Invalid character in character class");for(;;)if(!this.regexp_eatClassSetRange(t)){if(!(e=this.regexp_eatClassSetOperand(t)))return i;2===e&&(i=2)}},tA.regexp_eatClassSetRange=function(t){var e=t.pos;if(this.regexp_eatClassSetCharacter(t)){var i=t.lastIntValue;if(t.eat(45)&&this.regexp_eatClassSetCharacter(t)){var s=t.lastIntValue;return -1!==i&&-1!==s&&i>s&&t.raise("Range out of order in character class"),!0}t.pos=e}return!1},tA.regexp_eatClassSetOperand=function(t){return this.regexp_eatClassSetCharacter(t)?1:this.regexp_eatClassStringDisjunction(t)||this.regexp_eatNestedClass(t)},tA.regexp_eatNestedClass=function(t){var e=t.pos;if(t.eat(91)){var i=t.eat(94),s=this.regexp_classContents(t);if(t.eat(93))return i&&2===s&&t.raise("Negated character class may contain strings"),s;t.pos=e}if(t.eat(92)){var r=this.regexp_eatCharacterClassEscape(t);if(r)return r;t.pos=e}return null},tA.regexp_eatClassStringDisjunction=function(t){var e=t.pos;if(t.eatChars([92,113])){if(t.eat(123)){var i=this.regexp_classStringDisjunctionContents(t);if(t.eat(125))return i}else t.raise("Invalid escape");t.pos=e}return null},tA.regexp_classStringDisjunctionContents=function(t){for(var e=this.regexp_classString(t);t.eat(124);)2===this.regexp_classString(t)&&(e=2);return e},tA.regexp_classString=function(t){for(var e=0;this.regexp_eatClassSetCharacter(t);)e++;return 1===e?1:2},tA.regexp_eatClassSetCharacter=function(t){var e,i=t.pos;if(t.eat(92))return!!(this.regexp_eatCharacterEscape(t)||this.regexp_eatClassSetReservedPunctuator(t))||(t.eat(98)?(t.lastIntValue=8,!0):(t.pos=i,!1));var s=t.current();return!(s<0||s===t.lookahead()&&(33===s||s>=35&&s<=38||s>=42&&s<=44||46===s||s>=58&&s<=64||94===s||96===s||126===s)||40===(e=s)||41===e||45===e||47===e||e>=91&&e<=93||e>=123&&e<=125)&&(t.advance(),t.lastIntValue=s,!0)},tA.regexp_eatClassSetReservedPunctuator=function(t){var e=t.current();return!!(33===e||35===e||37===e||38===e||44===e||45===e||e>=58&&e<=62||64===e||96===e||126===e)&&(t.lastIntValue=e,t.advance(),!0)},tA.regexp_eatClassControlLetter=function(t){var e=t.current();return(!!tR(e)||95===e)&&(t.lastIntValue=e%32,t.advance(),!0)},tA.regexp_eatHexEscapeSequence=function(t){var e=t.pos;if(t.eat(120)){if(this.regexp_eatFixedHexDigits(t,2))return!0;t.switchU&&t.raise("Invalid escape"),t.pos=e}return!1},tA.regexp_eatDecimalDigits=function(t){var e=t.pos,i=0;for(t.lastIntValue=0;tR(i=t.current());)t.lastIntValue=10*t.lastIntValue+(i-48),t.advance();return t.pos!==e},tA.regexp_eatHexDigits=function(t){var e=t.pos,i=0;for(t.lastIntValue=0;tD(i=t.current());)t.lastIntValue=16*t.lastIntValue+tO(i),t.advance();return t.pos!==e},tA.regexp_eatLegacyOctalEscapeSequence=function(t){if(this.regexp_eatOctalDigit(t)){var e=t.lastIntValue;if(this.regexp_eatOctalDigit(t)){var i=t.lastIntValue;e<=3&&this.regexp_eatOctalDigit(t)?t.lastIntValue=64*e+8*i+t.lastIntValue:t.lastIntValue=8*e+i}else t.lastIntValue=e;return!0}return!1},tA.regexp_eatOctalDigit=function(t){var e=t.current();return tB(e)?(t.lastIntValue=e-48,t.advance(),!0):(t.lastIntValue=0,!1)},tA.regexp_eatFixedHexDigits=function(t,e){var i=t.pos;t.lastIntValue=0;for(var s=0;s<e;++s){var r=t.current();if(!tD(r))return t.pos=i,!1;t.lastIntValue=16*t.lastIntValue+tO(r),t.advance()}return!0};var tM=function(t){this.type=t.type,this.value=t.value,this.start=t.start,this.end=t.end,t.options.locations&&(this.loc=new M(t,t.startLoc,t.endLoc)),t.options.ranges&&(this.range=[t.start,t.end])},tF=G.prototype;function tU(t){return"function"!=typeof BigInt?null:BigInt(t.replace(/_/g,""))}tF.next=function(t){!t&&this.type.keyword&&this.containsEsc&&this.raiseRecoverable(this.start,"Escape sequence in keyword "+this.type.keyword),this.options.onToken&&this.options.onToken(new tM(this)),this.lastTokEnd=this.end,this.lastTokStart=this.start,this.lastTokEndLoc=this.endLoc,this.lastTokStartLoc=this.startLoc,this.nextToken()},tF.getToken=function(){return this.next(),new tM(this)},"undefined"!=typeof Symbol&&(tF[Symbol.iterator]=function(){var t=this;return{next:function(){var e=t.getToken();return{done:e.type===_.eof,value:e}}}}),tF.nextToken=function(){var t=this.curContext();return(t&&t.preserveSpace||this.skipSpace(),this.start=this.pos,this.options.locations&&(this.startLoc=this.curPosition()),this.pos>=this.input.length)?this.finishToken(_.eof):t.override?t.override(this):void this.readToken(this.fullCharCodeAtPos())},tF.readToken=function(t){return d(t,this.options.ecmaVersion>=6)||92===t?this.readWord():this.getTokenFromCode(t)},tF.fullCharCodeAtPos=function(){var t=this.input.charCodeAt(this.pos);if(t<=55295||t>=56320)return t;var e=this.input.charCodeAt(this.pos+1);return e<=56319||e>=57344?t:(t<<10)+e-56613888},tF.skipBlockComment=function(){var t=this.options.onComment&&this.curPosition(),e=this.pos,i=this.input.indexOf("*/",this.pos+=2);if(-1===i&&this.raise(this.pos-2,"Unterminated comment"),this.pos=i+2,this.options.locations)for(var s=void 0,r=e;(s=w(this.input,r,this.pos))>-1;)++this.curLine,r=this.lineStart=s;this.options.onComment&&this.options.onComment(!0,this.input.slice(e+2,i),e,this.pos,t,this.curPosition())},tF.skipLineComment=function(t){for(var e=this.pos,i=this.options.onComment&&this.curPosition(),s=this.input.charCodeAt(this.pos+=t);this.pos<this.input.length&&!C(s);)s=this.input.charCodeAt(++this.pos);this.options.onComment&&this.options.onComment(!1,this.input.slice(e+t,this.pos),e,this.pos,i,this.curPosition())},tF.skipSpace=function(){t:for(;this.pos<this.input.length;){var t=this.input.charCodeAt(this.pos);switch(t){case 32:case 160:++this.pos;break;case 13:10===this.input.charCodeAt(this.pos+1)&&++this.pos;case 10:case 8232:case 8233:++this.pos,this.options.locations&&(++this.curLine,this.lineStart=this.pos);break;case 47:switch(this.input.charCodeAt(this.pos+1)){case 42:this.skipBlockComment();break;case 47:this.skipLineComment(2);break;default:break t}break;default:if(t>8&&t<14||t>=5760&&E.test(String.fromCharCode(t)))++this.pos;else break t}}},tF.finishToken=function(t,e){this.end=this.pos,this.options.locations&&(this.endLoc=this.curPosition());var i=this.type;this.type=t,this.value=e,this.updateContext(i)},tF.readToken_dot=function(){var t=this.input.charCodeAt(this.pos+1);if(t>=48&&t<=57)return this.readNumber(!0);var e=this.input.charCodeAt(this.pos+2);return this.options.ecmaVersion>=6&&46===t&&46===e?(this.pos+=3,this.finishToken(_.ellipsis)):(++this.pos,this.finishToken(_.dot))},tF.readToken_slash=function(){var t=this.input.charCodeAt(this.pos+1);return this.exprAllowed?(++this.pos,this.readRegexp()):61===t?this.finishOp(_.assign,2):this.finishOp(_.slash,1)},tF.readToken_mult_modulo_exp=function(t){var e=this.input.charCodeAt(this.pos+1),i=1,s=42===t?_.star:_.modulo;return(this.options.ecmaVersion>=7&&42===t&&42===e&&(++i,s=_.starstar,e=this.input.charCodeAt(this.pos+2)),61===e)?this.finishOp(_.assign,i+1):this.finishOp(s,i)},tF.readToken_pipe_amp=function(t){var e=this.input.charCodeAt(this.pos+1);return e===t?this.options.ecmaVersion>=12&&61===this.input.charCodeAt(this.pos+2)?this.finishOp(_.assign,3):this.finishOp(124===t?_.logicalOR:_.logicalAND,2):61===e?this.finishOp(_.assign,2):this.finishOp(124===t?_.bitwiseOR:_.bitwiseAND,1)},tF.readToken_caret=function(){return 61===this.input.charCodeAt(this.pos+1)?this.finishOp(_.assign,2):this.finishOp(_.bitwiseXOR,1)},tF.readToken_plus_min=function(t){var e=this.input.charCodeAt(this.pos+1);return e===t?45===e&&!this.inModule&&62===this.input.charCodeAt(this.pos+2)&&(0===this.lastTokEnd||k.test(this.input.slice(this.lastTokEnd,this.pos)))?(this.skipLineComment(3),this.skipSpace(),this.nextToken()):this.finishOp(_.incDec,2):61===e?this.finishOp(_.assign,2):this.finishOp(_.plusMin,1)},tF.readToken_lt_gt=function(t){var e=this.input.charCodeAt(this.pos+1),i=1;return e===t?(i=62===t&&62===this.input.charCodeAt(this.pos+2)?3:2,61===this.input.charCodeAt(this.pos+i))?this.finishOp(_.assign,i+1):this.finishOp(_.bitShift,i):33!==e||60!==t||this.inModule||45!==this.input.charCodeAt(this.pos+2)||45!==this.input.charCodeAt(this.pos+3)?(61===e&&(i=2),this.finishOp(_.relational,i)):(this.skipLineComment(4),this.skipSpace(),this.nextToken())},tF.readToken_eq_excl=function(t){var e=this.input.charCodeAt(this.pos+1);return 61===e?this.finishOp(_.equality,61===this.input.charCodeAt(this.pos+2)?3:2):61===t&&62===e&&this.options.ecmaVersion>=6?(this.pos+=2,this.finishToken(_.arrow)):this.finishOp(61===t?_.eq:_.prefix,1)},tF.readToken_question=function(){var t=this.options.ecmaVersion;if(t>=11){var e=this.input.charCodeAt(this.pos+1);if(46===e){var i=this.input.charCodeAt(this.pos+2);if(i<48||i>57)return this.finishOp(_.questionDot,2)}if(63===e)return t>=12&&61===this.input.charCodeAt(this.pos+2)?this.finishOp(_.assign,3):this.finishOp(_.coalesce,2)}return this.finishOp(_.question,1)},tF.readToken_numberSign=function(){var t=this.options.ecmaVersion,e=35;if(t>=13&&(++this.pos,d(e=this.fullCharCodeAtPos(),!0)||92===e))return this.finishToken(_.privateId,this.readWord1());this.raise(this.pos,"Unexpected character '"+D(e)+"'")},tF.getTokenFromCode=function(t){switch(t){case 46:return this.readToken_dot();case 40:return++this.pos,this.finishToken(_.parenL);case 41:return++this.pos,this.finishToken(_.parenR);case 59:return++this.pos,this.finishToken(_.semi);case 44:return++this.pos,this.finishToken(_.comma);case 91:return++this.pos,this.finishToken(_.bracketL);case 93:return++this.pos,this.finishToken(_.bracketR);case 123:return++this.pos,this.finishToken(_.braceL);case 125:return++this.pos,this.finishToken(_.braceR);case 58:return++this.pos,this.finishToken(_.colon);case 96:if(this.options.ecmaVersion<6)break;return++this.pos,this.finishToken(_.backQuote);case 48:var e=this.input.charCodeAt(this.pos+1);if(120===e||88===e)return this.readRadixNumber(16);if(this.options.ecmaVersion>=6){if(111===e||79===e)return this.readRadixNumber(8);if(98===e||66===e)return this.readRadixNumber(2)}case 49:case 50:case 51:case 52:case 53:case 54:case 55:case 56:case 57:return this.readNumber(!1);case 34:case 39:return this.readString(t);case 47:return this.readToken_slash();case 37:case 42:return this.readToken_mult_modulo_exp(t);case 124:case 38:return this.readToken_pipe_amp(t);case 94:return this.readToken_caret();case 43:case 45:return this.readToken_plus_min(t);case 60:case 62:return this.readToken_lt_gt(t);case 61:case 33:return this.readToken_eq_excl(t);case 63:return this.readToken_question();case 126:return this.finishOp(_.prefix,1);case 35:return this.readToken_numberSign()}this.raise(this.pos,"Unexpected character '"+D(t)+"'")},tF.finishOp=function(t,e){var i=this.input.slice(this.pos,this.pos+e);return this.pos+=e,this.finishToken(t,i)},tF.readRegexp=function(){for(var t,e,i=this.pos;;){this.pos>=this.input.length&&this.raise(i,"Unterminated regular expression");var s=this.input.charAt(this.pos);if(k.test(s)&&this.raise(i,"Unterminated regular expression"),t)t=!1;else{if("["===s)e=!0;else if("]"===s&&e)e=!1;else if("/"===s&&!e)break;t="\\"===s}++this.pos}var r=this.input.slice(i,this.pos);++this.pos;var a=this.pos,n=this.readWord1();this.containsEsc&&this.unexpected(a);var o=this.regexpState||(this.regexpState=new tN(this));o.reset(i,r,n),this.validateRegExpFlags(o),this.validateRegExpPattern(o);var h=null;try{h=new RegExp(r,n)}catch(t){}return this.finishToken(_.regexp,{pattern:r,flags:n,value:h})},tF.readInt=function(t,e,i){for(var s=this.options.ecmaVersion>=12&&void 0===e,r=i&&48===this.input.charCodeAt(this.pos),a=this.pos,n=0,o=0,h=0,p=null==e?1/0:e;h<p;++h,++this.pos){var c=this.input.charCodeAt(this.pos),l=void 0;if(s&&95===c){r&&this.raiseRecoverable(this.pos,"Numeric separator is not allowed in legacy octal numeric literals"),95===o&&this.raiseRecoverable(this.pos,"Numeric separator must be exactly one underscore"),0===h&&this.raiseRecoverable(this.pos,"Numeric separator is not allowed at the first of digits"),o=c;continue}if((l=c>=97?c-97+10:c>=65?c-65+10:c>=48&&c<=57?c-48:1/0)>=t)break;o=c,n=n*t+l}return(s&&95===o&&this.raiseRecoverable(this.pos-1,"Numeric separator is not allowed at the last of digits"),this.pos===a||null!=e&&this.pos-a!==e)?null:n},tF.readRadixNumber=function(t){var e=this.pos;this.pos+=2;var i=this.readInt(t);return null==i&&this.raise(this.start+2,"Expected number in radix "+t),this.options.ecmaVersion>=11&&110===this.input.charCodeAt(this.pos)?(i=tU(this.input.slice(e,this.pos)),++this.pos):d(this.fullCharCodeAtPos())&&this.raise(this.pos,"Identifier directly after number"),this.finishToken(_.num,i)},tF.readNumber=function(t){var e,i=this.pos;t||null!==this.readInt(10,void 0,!0)||this.raise(i,"Invalid number");var s=this.pos-i>=2&&48===this.input.charCodeAt(i);s&&this.strict&&this.raise(i,"Invalid number");var r=this.input.charCodeAt(this.pos);if(!s&&!t&&this.options.ecmaVersion>=11&&110===r){var a=tU(this.input.slice(i,this.pos));return++this.pos,d(this.fullCharCodeAtPos())&&this.raise(this.pos,"Identifier directly after number"),this.finishToken(_.num,a)}s&&/[89]/.test(this.input.slice(i,this.pos))&&(s=!1),46!==r||s||(++this.pos,this.readInt(10),r=this.input.charCodeAt(this.pos)),69!==r&&101!==r||s||((43===(r=this.input.charCodeAt(++this.pos))||45===r)&&++this.pos,null===this.readInt(10)&&this.raise(i,"Invalid number")),d(this.fullCharCodeAtPos())&&this.raise(this.pos,"Identifier directly after number");var n=(e=this.input.slice(i,this.pos),s?parseInt(e,8):parseFloat(e.replace(/_/g,"")));return this.finishToken(_.num,n)},tF.readCodePoint=function(){var t;if(123===this.input.charCodeAt(this.pos)){this.options.ecmaVersion<6&&this.unexpected();var e=++this.pos;t=this.readHexChar(this.input.indexOf("}",this.pos)-this.pos),++this.pos,t>1114111&&this.invalidStringToken(e,"Code point out of bounds")}else t=this.readHexChar(4);return t},tF.readString=function(t){for(var e="",i=++this.pos;;){this.pos>=this.input.length&&this.raise(this.start,"Unterminated string constant");var s=this.input.charCodeAt(this.pos);if(s===t)break;92===s?(e+=this.input.slice(i,this.pos)+this.readEscapedChar(!1),i=this.pos):8232===s||8233===s?(this.options.ecmaVersion<10&&this.raise(this.start,"Unterminated string constant"),++this.pos,this.options.locations&&(this.curLine++,this.lineStart=this.pos)):(C(s)&&this.raise(this.start,"Unterminated string constant"),++this.pos)}return e+=this.input.slice(i,this.pos++),this.finishToken(_.string,e)};var tq={};tF.tryReadTemplateToken=function(){this.inTemplateElement=!0;try{this.readTmplToken()}catch(t){if(t===tq)this.readInvalidTemplateToken();else throw t}this.inTemplateElement=!1},tF.invalidStringToken=function(t,e){if(this.inTemplateElement&&this.options.ecmaVersion>=9)throw tq;this.raise(t,e)},tF.readTmplToken=function(){for(var t="",e=this.pos;;){this.pos>=this.input.length&&this.raise(this.start,"Unterminated template");var i=this.input.charCodeAt(this.pos);if(96===i||36===i&&123===this.input.charCodeAt(this.pos+1)){if(this.pos===this.start&&(this.type===_.template||this.type===_.invalidTemplate)){if(36===i)return this.pos+=2,this.finishToken(_.dollarBraceL);return++this.pos,this.finishToken(_.backQuote)}return t+=this.input.slice(e,this.pos),this.finishToken(_.template,t)}if(92===i)t+=this.input.slice(e,this.pos)+this.readEscapedChar(!0),e=this.pos;else if(C(i)){switch(t+=this.input.slice(e,this.pos),++this.pos,i){case 13:10===this.input.charCodeAt(this.pos)&&++this.pos;case 10:t+="\n";break;default:t+=String.fromCharCode(i)}this.options.locations&&(++this.curLine,this.lineStart=this.pos),e=this.pos}else++this.pos}},tF.readInvalidTemplateToken=function(){for(;this.pos<this.input.length;this.pos++)switch(this.input[this.pos]){case"\\":++this.pos;break;case"$":if("{"!==this.input[this.pos+1])break;case"`":return this.finishToken(_.invalidTemplate,this.input.slice(this.start,this.pos));case"\r":"\n"===this.input[this.pos+1]&&++this.pos;case"\n":case"\u2028":case"\u2029":++this.curLine,this.lineStart=this.pos+1}this.raise(this.start,"Unterminated template")},tF.readEscapedChar=function(t){var e=this.input.charCodeAt(++this.pos);switch(++this.pos,e){case 110:return"\n";case 114:return"\r";case 120:return String.fromCharCode(this.readHexChar(2));case 117:return D(this.readCodePoint());case 116:return"	";case 98:return"\b";case 118:return"\v";case 102:return"\f";case 13:10===this.input.charCodeAt(this.pos)&&++this.pos;case 10:return this.options.locations&&(this.lineStart=this.pos,++this.curLine),"";case 56:case 57:if(this.strict&&this.invalidStringToken(this.pos-1,"Invalid escape sequence"),t){var i=this.pos-1;this.invalidStringToken(i,"Invalid escape sequence in template string")}default:if(e>=48&&e<=55){var s=this.input.substr(this.pos-1,3).match(/^[0-7]+/)[0],r=parseInt(s,8);return r>255&&(r=parseInt(s=s.slice(0,-1),8)),this.pos+=s.length-1,e=this.input.charCodeAt(this.pos),("0"!==s||56===e||57===e)&&(this.strict||t)&&this.invalidStringToken(this.pos-1-s.length,t?"Octal literal in template string":"Octal literal in strict mode"),String.fromCharCode(r)}if(C(e))return this.options.locations&&(this.lineStart=this.pos,++this.curLine),"";return String.fromCharCode(e)}},tF.readHexChar=function(t){var e=this.pos,i=this.readInt(16,t);return null===i&&this.invalidStringToken(e,"Bad character escape sequence"),i},tF.readWord1=function(){this.containsEsc=!1;for(var t="",e=!0,i=this.pos,s=this.options.ecmaVersion>=6;this.pos<this.input.length;){var r=this.fullCharCodeAtPos();if(f(r,s))this.pos+=r<=65535?1:2;else if(92===r){this.containsEsc=!0,t+=this.input.slice(i,this.pos);var a=this.pos;117!==this.input.charCodeAt(++this.pos)&&this.invalidStringToken(this.pos,"Expecting Unicode escape sequence \\uXXXX"),++this.pos;var n=this.readCodePoint();(e?d:f)(n,s)||this.invalidStringToken(a,"Invalid Unicode escape"),t+=D(n),i=this.pos}else break;e=!1}return t+this.input.slice(i,this.pos)},tF.readWord=function(){var t=this.readWord1(),e=_.name;return this.keywords.test(t)&&(e=y[t]),this.finishToken(e,t)},G.acorn={Parser:G,version:"8.12.1",defaultOptions:U,Position:B,SourceLocation:M,getLineInfo:F,Node:tc,TokenType:m,tokTypes:_,keywordTypes:y,TokContext:ti,tokContexts:ts,isIdentifierChar:f,isIdentifierStart:d,Token:tM,isNewLine:C,lineBreak:k,lineBreakG:S,nonASCIIwhitespace:E}}}]);