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e=this.options.program||this.startNode();return this.nextToken(),this.parseTopLevel(e)},te.inFunction.get=function(){return(this.currentVarScope().flags&M)>0},te.inGenerator.get=function(){return(this.currentVarScope().flags&$)>0},te.inAsync.get=function(){return(this.currentVarScope().flags&q)>0},te.allowSuper.get=function(){return(this.currentThisScope().flags&W)>0},te.allowDirectSuper.get=function(){return(this.currentThisScope().flags&H)>0},te.treatFunctionsAsVar.get=function(){return this.treatFunctionsAsVarInScope(this.currentScope())},ee.prototype.inNonArrowFunction=function(){return(this.currentThisScope().flags&M)>0},ee.extend=function(){for(var e=[],t=arguments.length;t--;)e[t]=arguments[t];for(var i=this,n=0;n<e.length;n++)i=e[n](i);return i},ee.parse=function(e,t){return new this(t,e).parse()},ee.parseExpressionAt=function(e,t,i){var n=new this(i,e,t);return n.nextToken(),n.parseExpression()},ee.tokenizer=function(e,t){return new this(t,e)},Object.defineProperties(ee.prototype,te);var ie=ee.prototype,ne=/^(?:'((?:\\.|[^'\\])*?)'|"((?:\\.|[^"\\])*?)")/;function se(){this.shorthandAssign=this.trailingComma=this.parenthesizedAssign=this.parenthesizedBind=this.doubleProto=-1}ie.strictDirective=function(e){for(;;){w.lastIndex=e,e+=w.exec(this.input)[0].length;var t=ne.exec(this.input.slice(e));if(!t)return!1;if("use strict"===(t[1]||t[2])){w.lastIndex=e+t[0].length;var i=w.exec(this.input),n=i.index+i[0].length,s=this.input.charAt(n);return";"===s||"}"===s||E.test(i[0])&&!(/[(`.[+\-/*%<>=,?^&]/.test(s)||"!"===s&&"="===this.input.charAt(n+1))}e+=t[0].length,w.lastIndex=e,e+=w.exec(this.input)[0].length,";"===this.input[e]&&e++}},ie.eat=function(e){return this.type===e&&(this.next(),!0)},ie.isContextual=function(e){return this.type===b.name&&this.value===e&&!this.containsEsc},ie.eatContextual=function(e){return!!this.isContextual(e)&&(this.next(),!0)},ie.expectContextual=function(e){this.eatContextual(e)||this.unexpected()},ie.canInsertSemicolon=function(){return this.type===b.eof||this.type===b.braceR||E.test(this.input.slice(this.lastTokEnd,this.start))},ie.insertSemicolon=function(){if(this.canInsertSemicolon())return this.options.onInsertedSemicolon&&this.options.onInsertedSemicolon(this.lastTokEnd,this.lastTokEndLoc),!0},ie.semicolon=function(){this.eat(b.semi)||this.insertSemicolon()||this.unexpected()},ie.afterTrailingComma=function(e,t){if(this.type===e)return this.options.onTrailingComma&&this.options.onTrailingComma(this.lastTokStart,this.lastTokStartLoc),t||this.next(),!0},ie.expect=function(e){this.eat(e)||this.unexpected()},ie.unexpected=function(e){this.raise(null!=e?e:this.start,"Unexpected token")},ie.checkPatternErrors=function(e,t){if(e){e.trailingComma>-1&&this.raiseRecoverable(e.trailingComma,"Comma is not permitted after the rest element");var i=t?e.parenthesizedAssign:e.parenthesizedBind;i>-1&&this.raiseRecoverable(i,"Parenthesized pattern")}},ie.checkExpressionErrors=function(e,t){if(!e)return!1;var i=e.shorthandAssign,n=e.doubleProto;if(!t)return i>=0||n>=0;i>=0&&this.raise(i,"Shorthand property assignments are valid only in destructuring patterns"),n>=0&&this.raiseRecoverable(n,"Redefinition of __proto__ property")},ie.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")},ie.isSimpleAssignTarget=function(e){return"ParenthesizedExpression"===e.type?this.isSimpleAssignTarget(e.expression):"Identifier"===e.type||"MemberExpression"===e.type};var re=ee.prototype;re.parseTopLevel=function(e){var t={};for(e.body||(e.body=[]);this.type!==b.eof;){var i=this.parseStatement(null,!0,t);e.body.push(i)}if(this.inModule)for(var n=0,s=Object.keys(this.undefinedExports);n<s.length;n+=1){var r=s[n];this.raiseRecoverable(this.undefinedExports[r].start,"Export '"+r+"' is not defined")}return this.adaptDirectivePrologue(e.body),this.next(),e.sourceType=this.options.sourceType,this.finishNode(e,"Program")};var ae={kind:"loop"},oe={kind:"switch"};re.isLet=function(e){if(this.options.ecmaVersion<6||!this.isContextual("let"))return!1;w.lastIndex=this.pos;var t=w.exec(this.input),i=this.pos+t[0].length,n=this.input.charCodeAt(i);if(91===n)return!0;if(e)return!1;if(123===n)return!0;if(h(n,!0)){for(var r=i+1;d(this.input.charCodeAt(r),!0);)++r;var a=this.input.slice(i,r);if(!s.test(a))return!0}return!1},re.isAsyncFunction=function(){if(this.options.ecmaVersion<8||!this.isContextual("async"))return!1;w.lastIndex=this.pos;var e=w.exec(this.input),t=this.pos+e[0].length;return!(E.test(this.input.slice(this.pos,t))||"function"!==this.input.slice(t,t+8)||t+8!==this.input.length&&d(this.input.charAt(t+8)))},re.parseStatement=function(e,t,i){var n,s=this.type,r=this.startNode();switch(this.isLet(e)&&(s=b._var,n="let"),s){case b._break:case b._continue:return this.parseBreakContinueStatement(r,s.keyword);case b._debugger:return this.parseDebuggerStatement(r);case b._do:return this.parseDoStatement(r);case b._for:return this.parseForStatement(r);case b._function:return e&&(this.strict||"if"!==e&&"label"!==e)&&this.options.ecmaVersion>=6&&this.unexpected(),this.parseFunctionStatement(r,!1,!e);case b._class:return e&&this.unexpected(),this.parseClass(r,!0);case b._if:return this.parseIfStatement(r);case b._return:return this.parseReturnStatement(r);case b._switch:return this.parseSwitchStatement(r);case b._throw:return this.parseThrowStatement(r);case b._try:return this.parseTryStatement(r);case b._const:case b._var:return n=n||this.value,e&&"var"!==n&&this.unexpected(),this.parseVarStatement(r,n);case b._while:return this.parseWhileStatement(r);case b._with:return this.parseWithStatement(r);case b.braceL:return this.parseBlock(!0,r);case b.semi:return this.parseEmptyStatement(r);case b._export:case b._import:if(this.options.ecmaVersion>10&&s===b._import){w.lastIndex=this.pos;var a=w.exec(this.input),o=this.pos+a[0].length,u=this.input.charCodeAt(o);if(40===u||46===u)return this.parseExpressionStatement(r,this.parseExpression())}return this.options.allowImportExportEverywhere||(t||this.raise(this.start,"'import' and 'export' may only appear at the top level"),this.inModule||this.raise(this.start,"'import' and 'export' may appear only with 'sourceType: module'")),s===b._import?this.parseImport(r):this.parseExport(r,i);default:if(this.isAsyncFunction())return e&&this.unexpected(),this.next(),this.parseFunctionStatement(r,!0,!e);var c=this.value,p=this.parseExpression();return s===b.name&&"Identifier"===p.type&&this.eat(b.colon)?this.parseLabeledStatement(r,c,p,e):this.parseExpressionStatement(r,p)}},re.parseBreakContinueStatement=function(e,t){var i="break"===t;this.next(),this.eat(b.semi)||this.insertSemicolon()?e.label=null:this.type!==b.name?this.unexpected():(e.label=this.parseIdent(),this.semicolon());for(var n=0;n<this.labels.length;++n){var s=this.labels[n];if(null==e.label||s.name===e.label.name){if(null!=s.kind&&(i||"loop"===s.kind))break;if(e.label&&i)break}}return n===this.labels.length&&this.raise(e.start,"Unsyntactic "+t),this.finishNode(e,i?"BreakStatement":"ContinueStatement")},re.parseDebuggerStatement=function(e){return this.next(),this.semicolon(),this.finishNode(e,"DebuggerStatement")},re.parseDoStatement=function(e){return this.next(),this.labels.push(ae),e.body=this.parseStatement("do"),this.labels.pop(),this.expect(b._while),e.test=this.parseParenExpression(),this.options.ecmaVersion>=6?this.eat(b.semi):this.semicolon(),this.finishNode(e,"DoWhileStatement")},re.parseForStatement=function(e){this.next();var t=this.options.ecmaVersion>=9&&(this.inAsync||!this.inFunction&&this.options.allowAwaitOutsideFunction)&&this.eatContextual("await")?this.lastTokStart:-1;if(this.labels.push(ae),this.enterScope(0),this.expect(b.parenL),this.type===b.semi)return t>-1&&this.unexpected(t),this.parseFor(e,null);var i=this.isLet();if(this.type===b._var||this.type===b._const||i){var n=this.startNode(),s=i?"let":this.value;return this.next(),this.parseVar(n,!0,s),this.finishNode(n,"VariableDeclaration"),(this.type===b._in||this.options.ecmaVersion>=6&&this.isContextual("of"))&&1===n.declarations.length?(this.options.ecmaVersion>=9&&(this.type===b._in?t>-1&&this.unexpected(t):e.await=t>-1),this.parseForIn(e,n)):(t>-1&&this.unexpected(t),this.parseFor(e,n))}var r=new se,a=this.parseExpression(!0,r);return this.type===b._in||this.options.ecmaVersion>=6&&this.isContextual("of")?(this.options.ecmaVersion>=9&&(this.type===b._in?t>-1&&this.unexpected(t):e.await=t>-1),this.toAssignable(a,!1,r),this.checkLVal(a),this.parseForIn(e,a)):(this.checkExpressionErrors(r,!0),t>-1&&this.unexpected(t),this.parseFor(e,a))},re.parseFunctionStatement=function(e,t,i){return this.next(),this.parseFunction(e,ce|(i?0:pe),!1,t)},re.parseIfStatement=function(e){return this.next(),e.test=this.parseParenExpression(),e.consequent=this.parseStatement("if"),e.alternate=this.eat(b._else)?this.parseStatement("if"):null,this.finishNode(e,"IfStatement")},re.parseReturnStatement=function(e){return this.inFunction||this.options.allowReturnOutsideFunction||this.raise(this.start,"'return' outside of function"),this.next(),this.eat(b.semi)||this.insertSemicolon()?e.argument=null:(e.argument=this.parseExpression(),this.semicolon()),this.finishNode(e,"ReturnStatement")},re.parseSwitchStatement=function(e){var t;this.next(),e.discriminant=this.parseParenExpression(),e.cases=[],this.expect(b.braceL),this.labels.push(oe),this.enterScope(0);for(var i=!1;this.type!==b.braceR;)if(this.type===b._case||this.type===b._default){var n=this.type===b._case;t&&this.finishNode(t,"SwitchCase"),e.cases.push(t=this.startNode()),t.consequent=[],this.next(),n?t.test=this.parseExpression():(i&&this.raiseRecoverable(this.lastTokStart,"Multiple default clauses"),i=!0,t.test=null),this.expect(b.colon)}else t||this.unexpected(),t.consequent.push(this.parseStatement(null));return this.exitScope(),t&&this.finishNode(t,"SwitchCase"),this.next(),this.labels.pop(),this.finishNode(e,"SwitchStatement")},re.parseThrowStatement=function(e){return this.next(),E.test(this.input.slice(this.lastTokEnd,this.start))&&this.raise(this.lastTokEnd,"Illegal newline after throw"),e.argument=this.parseExpression(),this.semicolon(),this.finishNode(e,"ThrowStatement")};var ue=[];re.parseTryStatement=function(e){if(this.next(),e.block=this.parseBlock(),e.handler=null,this.type===b._catch){var t=this.startNode();if(this.next(),this.eat(b.parenL)){t.param=this.parseBindingAtom();var i="Identifier"===t.param.type;this.enterScope(i?z:0),this.checkLVal(t.param,i?X:Y),this.expect(b.parenR)}else this.options.ecmaVersion<10&&this.unexpected(),t.param=null,this.enterScope(0);t.body=this.parseBlock(!1),this.exitScope(),e.handler=this.finishNode(t,"CatchClause")}return e.finalizer=this.eat(b._finally)?this.parseBlock():null,e.handler||e.finalizer||this.raise(e.start,"Missing catch or finally clause"),this.finishNode(e,"TryStatement")},re.parseVarStatement=function(e,t){return this.next(),this.parseVar(e,!1,t),this.semicolon(),this.finishNode(e,"VariableDeclaration")},re.parseWhileStatement=function(e){return this.next(),e.test=this.parseParenExpression(),this.labels.push(ae),e.body=this.parseStatement("while"),this.labels.pop(),this.finishNode(e,"WhileStatement")},re.parseWithStatement=function(e){return this.strict&&this.raise(this.start,"'with' in strict mode"),this.next(),e.object=this.parseParenExpression(),e.body=this.parseStatement("with"),this.finishNode(e,"WithStatement")},re.parseEmptyStatement=function(e){return this.next(),this.finishNode(e,"EmptyStatement")},re.parseLabeledStatement=function(e,t,i,n){for(var s=0,r=this.labels;s<r.length;s+=1)r[s].name===t&&this.raise(i.start,"Label '"+t+"' is already declared");for(var a=this.type.isLoop?"loop":this.type===b._switch?"switch":null,o=this.labels.length-1;o>=0;o--){var u=this.labels[o];if(u.statementStart!==e.start)break;u.statementStart=this.start,u.kind=a}return this.labels.push({name:t,kind:a,statementStart:this.start}),e.body=this.parseStatement(n?-1===n.indexOf("label")?n+"label":n:"label"),this.labels.pop(),e.label=i,this.finishNode(e,"LabeledStatement")},re.parseExpressionStatement=function(e,t){return e.expression=t,this.semicolon(),this.finishNode(e,"ExpressionStatement")},re.parseBlock=function(e,t,i){for(void 0===e&&(e=!0),void 0===t&&(t=this.startNode()),t.body=[],this.expect(b.braceL),e&&this.enterScope(0);this.type!==b.braceR;){var n=this.parseStatement(null);t.body.push(n)}return i&&(this.strict=!1),this.next(),e&&this.exitScope(),this.finishNode(t,"BlockStatement")},re.parseFor=function(e,t){return e.init=t,this.expect(b.semi),e.test=this.type===b.semi?null:this.parseExpression(),this.expect(b.semi),e.update=this.type===b.parenR?null:this.parseExpression(),this.expect(b.parenR),e.body=this.parseStatement("for"),this.exitScope(),this.labels.pop(),this.finishNode(e,"ForStatement")},re.parseForIn=function(e,t){var i=this.type===b._in;return this.next(),"VariableDeclaration"===t.type&&null!=t.declarations[0].init&&(!i||this.options.ecmaVersion<8||this.strict||"var"!==t.kind||"Identifier"!==t.declarations[0].id.type)?this.raise(t.start,(i?"for-in":"for-of")+" loop variable declaration may not have an initializer"):"AssignmentPattern"===t.type&&this.raise(t.start,"Invalid left-hand side in for-loop"),e.left=t,e.right=i?this.parseExpression():this.parseMaybeAssign(),this.expect(b.parenR),e.body=this.parseStatement("for"),this.exitScope(),this.labels.pop(),this.finishNode(e,i?"ForInStatement":"ForOfStatement")},re.parseVar=function(e,t,i){for(e.declarations=[],e.kind=i;;){var n=this.startNode();if(this.parseVarId(n,i),this.eat(b.eq)?n.init=this.parseMaybeAssign(t):"const"!==i||this.type===b._in||this.options.ecmaVersion>=6&&this.isContextual("of")?"Identifier"===n.id.type||t&&(this.type===b._in||this.isContextual("of"))?n.init=null:this.raise(this.lastTokEnd,"Complex binding patterns require an initialization value"):this.unexpected(),e.declarations.push(this.finishNode(n,"VariableDeclarator")),!this.eat(b.comma))break}return e},re.parseVarId=function(e,t){e.id=this.parseBindingAtom(),this.checkLVal(e.id,"var"===t?K:Y,!1)};var ce=1,pe=2,le=4;re.parseFunction=function(e,t,i,n){this.initFunction(e),(this.options.ecmaVersion>=9||this.options.ecmaVersion>=6&&!n)&&(this.type===b.star&&t&pe&&this.unexpected(),e.generator=this.eat(b.star)),this.options.ecmaVersion>=8&&(e.async=!!n),t&ce&&(e.id=t&le&&this.type!==b.name?null:this.parseIdent(),!e.id||t&pe||this.checkLVal(e.id,this.strict||e.generator||e.async?this.treatFunctionsAsVar?K:Y:J));var s=this.yieldPos,r=this.awaitPos,a=this.awaitIdentPos;return this.yieldPos=0,this.awaitPos=0,this.awaitIdentPos=0,this.enterScope(G(e.async,e.generator)),t&ce||(e.id=this.type===b.name?this.parseIdent():null),this.parseFunctionParams(e),this.parseFunctionBody(e,i,!1),this.yieldPos=s,this.awaitPos=r,this.awaitIdentPos=a,this.finishNode(e,t&ce?"FunctionDeclaration":"FunctionExpression")},re.parseFunctionParams=function(e){this.expect(b.parenL),e.params=this.parseBindingList(b.parenR,!1,this.options.ecmaVersion>=8),this.checkYieldAwaitInDefaultParams()},re.parseClass=function(e,t){this.next();var i=this.strict;this.strict=!0,this.parseClassId(e,t),this.parseClassSuper(e);var n=this.startNode(),s=!1;for(n.body=[],this.expect(b.braceL);this.type!==b.braceR;){var r=this.parseClassElement(null!==e.superClass);r&&(n.body.push(r),"MethodDefinition"===r.type&&"constructor"===r.kind&&(s&&this.raise(r.start,"Duplicate constructor in the same class"),s=!0))}return this.strict=i,this.next(),e.body=this.finishNode(n,"ClassBody"),this.finishNode(e,t?"ClassDeclaration":"ClassExpression")},re.parseClassElement=function(e){var t=this;if(this.eat(b.semi))return null;var i=this.startNode(),n=function(e,n){void 0===n&&(n=!1);var s=t.start,r=t.startLoc;return!(!t.eatContextual(e)||(t.type===b.parenL||n&&t.canInsertSemicolon())&&(i.key&&t.unexpected(),i.computed=!1,i.key=t.startNodeAt(s,r),i.key.name=e,t.finishNode(i.key,"Identifier"),1))};i.kind="method",i.static=n("static");var s=this.eat(b.star),r=!1;s||(this.options.ecmaVersion>=8&&n("async",!0)?(r=!0,s=this.options.ecmaVersion>=9&&this.eat(b.star)):n("get")?i.kind="get":n("set")&&(i.kind="set")),i.key||this.parsePropertyName(i);var a=i.key,o=!1;return i.computed||i.static||!("Identifier"===a.type&&"constructor"===a.name||"Literal"===a.type&&"constructor"===a.value)?i.static&&"Identifier"===a.type&&"prototype"===a.name&&this.raise(a.start,"Classes may not have a static property named prototype"):("method"!==i.kind&&this.raise(a.start,"Constructor can't have get/set modifier"),s&&this.raise(a.start,"Constructor can't be a generator"),r&&this.raise(a.start,"Constructor can't be an async method"),i.kind="constructor",o=e),this.parseClassMethod(i,s,r,o),"get"===i.kind&&0!==i.value.params.length&&this.raiseRecoverable(i.value.start,"getter should have no params"),"set"===i.kind&&1!==i.value.params.length&&this.raiseRecoverable(i.value.start,"setter should have exactly one param"),"set"===i.kind&&"RestElement"===i.value.params[0].type&&this.raiseRecoverable(i.value.params[0].start,"Setter cannot use rest params"),i},re.parseClassMethod=function(e,t,i,n){return e.value=this.parseMethod(t,i,n),this.finishNode(e,"MethodDefinition")},re.parseClassId=function(e,t){this.type===b.name?(e.id=this.parseIdent(),t&&this.checkLVal(e.id,Y,!1)):(!0===t&&this.unexpected(),e.id=null)},re.parseClassSuper=function(e){e.superClass=this.eat(b._extends)?this.parseExprSubscripts():null},re.parseExport=function(e,t){if(this.next(),this.eat(b.star))return this.options.ecmaVersion>=11&&(this.eatContextual("as")?(e.exported=this.parseIdent(!0),this.checkExport(t,e.exported.name,this.lastTokStart)):e.exported=null),this.expectContextual("from"),this.type!==b.string&&this.unexpected(),e.source=this.parseExprAtom(),this.semicolon(),this.finishNode(e,"ExportAllDeclaration");if(this.eat(b._default)){var i;if(this.checkExport(t,"default",this.lastTokStart),this.type===b._function||(i=this.isAsyncFunction())){var n=this.startNode();this.next(),i&&this.next(),e.declaration=this.parseFunction(n,ce|le,!1,i)}else if(this.type===b._class){var s=this.startNode();e.declaration=this.parseClass(s,"nullableID")}else e.declaration=this.parseMaybeAssign(),this.semicolon();return this.finishNode(e,"ExportDefaultDeclaration")}if(this.shouldParseExportStatement())e.declaration=this.parseStatement(null),"VariableDeclaration"===e.declaration.type?this.checkVariableExport(t,e.declaration.declarations):this.checkExport(t,e.declaration.id.name,e.declaration.id.start),e.specifiers=[],e.source=null;else{if(e.declaration=null,e.specifiers=this.parseExportSpecifiers(t),this.eatContextual("from"))this.type!==b.string&&this.unexpected(),e.source=this.parseExprAtom();else{for(var r=0,a=e.specifiers;r<a.length;r+=1){var o=a[r];this.checkUnreserved(o.local),this.checkLocalExport(o.local)}e.source=null}this.semicolon()}return this.finishNode(e,"ExportNamedDeclaration")},re.checkExport=function(e,t,i){e&&(_(e,t)&&this.raiseRecoverable(i,"Duplicate export '"+t+"'"),e[t]=!0)},re.checkPatternExport=function(e,t){var i=t.type;if("Identifier"===i)this.checkExport(e,t.name,t.start);else if("ObjectPattern"===i)for(var n=0,s=t.properties;n<s.length;n+=1){var r=s[n];this.checkPatternExport(e,r)}else if("ArrayPattern"===i)for(var a=0,o=t.elements;a<o.length;a+=1){var u=o[a];u&&this.checkPatternExport(e,u)}else"Property"===i?this.checkPatternExport(e,t.value):"AssignmentPattern"===i?this.checkPatternExport(e,t.left):"RestElement"===i?this.checkPatternExport(e,t.argument):"ParenthesizedExpression"===i&&this.checkPatternExport(e,t.expression)},re.checkVariableExport=function(e,t){if(e)for(var i=0,n=t;i<n.length;i+=1){var s=n[i];this.checkPatternExport(e,s.id)}},re.shouldParseExportStatement=function(){return"var"===this.type.keyword||"const"===this.type.keyword||"class"===this.type.keyword||"function"===this.type.keyword||this.isLet()||this.isAsyncFunction()},re.parseExportSpecifiers=function(e){var t=[],i=!0;for(this.expect(b.braceL);!this.eat(b.braceR);){if(i)i=!1;else if(this.expect(b.comma),this.afterTrailingComma(b.braceR))break;var n=this.startNode();n.local=this.parseIdent(!0),n.exported=this.eatContextual("as")?this.parseIdent(!0):n.local,this.checkExport(e,n.exported.name,n.exported.start),t.push(this.finishNode(n,"ExportSpecifier"))}return t},re.parseImport=function(e){return this.next(),this.type===b.string?(e.specifiers=ue,e.source=this.parseExprAtom()):(e.specifiers=this.parseImportSpecifiers(),this.expectContextual("from"),e.source=this.type===b.string?this.parseExprAtom():this.unexpected()),this.semicolon(),this.finishNode(e,"ImportDeclaration")},re.parseImportSpecifiers=function(){var e=[],t=!0;if(this.type===b.name){var i=this.startNode();if(i.local=this.parseIdent(),this.checkLVal(i.local,Y),e.push(this.finishNode(i,"ImportDefaultSpecifier")),!this.eat(b.comma))return e}if(this.type===b.star){var n=this.startNode();return this.next(),this.expectContextual("as"),n.local=this.parseIdent(),this.checkLVal(n.local,Y),e.push(this.finishNode(n,"ImportNamespaceSpecifier")),e}for(this.expect(b.braceL);!this.eat(b.braceR);){if(t)t=!1;else if(this.expect(b.comma),this.afterTrailingComma(b.braceR))break;var s=this.startNode();s.imported=this.parseIdent(!0),this.eatContextual("as")?s.local=this.parseIdent():(this.checkUnreserved(s.imported),s.local=s.imported),this.checkLVal(s.local,Y),e.push(this.finishNode(s,"ImportSpecifier"))}return e},re.adaptDirectivePrologue=function(e){for(var t=0;t<e.length&&this.isDirectiveCandidate(e[t]);++t)e[t].directive=e[t].expression.raw.slice(1,-1)},re.isDirectiveCandidate=function(e){return"ExpressionStatement"===e.type&&"Literal"===e.expression.type&&"string"==typeof e.expression.value&&('"'===this.input[e.start]||"'"===this.input[e.start])};var he=ee.prototype;he.toAssignable=function(e,t,i){if(this.options.ecmaVersion>=6&&e)switch(e.type){case"Identifier":this.inAsync&&"await"===e.name&&this.raise(e.start,"Cannot use 'await' as identifier inside an async function");break;case"ObjectPattern":case"ArrayPattern":case"RestElement":break;case"ObjectExpression":e.type="ObjectPattern",i&&this.checkPatternErrors(i,!0);for(var n=0,s=e.properties;n<s.length;n+=1){var r=s[n];this.toAssignable(r,t),"RestElement"!==r.type||"ArrayPattern"!==r.argument.type&&"ObjectPattern"!==r.argument.type||this.raise(r.argument.start,"Unexpected token")}break;case"Property":"init"!==e.kind&&this.raise(e.key.start,"Object pattern can't contain getter or setter"),this.toAssignable(e.value,t);break;case"ArrayExpression":e.type="ArrayPattern",i&&this.checkPatternErrors(i,!0),this.toAssignableList(e.elements,t);break;case"SpreadElement":e.type="RestElement",this.toAssignable(e.argument,t),"AssignmentPattern"===e.argument.type&&this.raise(e.argument.start,"Rest elements cannot have a default value");break;case"AssignmentExpression":"="!==e.operator&&this.raise(e.left.end,"Only '=' operator can be used for specifying default value."),e.type="AssignmentPattern",delete e.operator,this.toAssignable(e.left,t);case"AssignmentPattern":break;case"ParenthesizedExpression":this.toAssignable(e.expression,t,i);break;case"ChainExpression":this.raiseRecoverable(e.start,"Optional chaining cannot appear in left-hand side");break;case"MemberExpression":if(!t)break;default:this.raise(e.start,"Assigning to rvalue")}else i&&this.checkPatternErrors(i,!0);return e},he.toAssignableList=function(e,t){for(var i=e.length,n=0;n<i;n++){var s=e[n];s&&this.toAssignable(s,t)}if(i){var r=e[i-1];6===this.options.ecmaVersion&&t&&r&&"RestElement"===r.type&&"Identifier"!==r.argument.type&&this.unexpected(r.argument.start)}return e},he.parseSpread=function(e){var t=this.startNode();return this.next(),t.argument=this.parseMaybeAssign(!1,e),this.finishNode(t,"SpreadElement")},he.parseRestBinding=function(){var e=this.startNode();return this.next(),6===this.options.ecmaVersion&&this.type!==b.name&&this.unexpected(),e.argument=this.parseBindingAtom(),this.finishNode(e,"RestElement")},he.parseBindingAtom=function(){if(this.options.ecmaVersion>=6)switch(this.type){case b.bracketL:var e=this.startNode();return this.next(),e.elements=this.parseBindingList(b.bracketR,!0,!0),this.finishNode(e,"ArrayPattern");case b.braceL:return this.parseObj(!0)}return this.parseIdent()},he.parseBindingList=function(e,t,i){for(var n=[],s=!0;!this.eat(e);)if(s?s=!1:this.expect(b.comma),t&&this.type===b.comma)n.push(null);else{if(i&&this.afterTrailingComma(e))break;if(this.type===b.ellipsis){var r=this.parseRestBinding();this.parseBindingListItem(r),n.push(r),this.type===b.comma&&this.raise(this.start,"Comma is not permitted after the rest element"),this.expect(e);break}var a=this.parseMaybeDefault(this.start,this.startLoc);this.parseBindingListItem(a),n.push(a)}return n},he.parseBindingListItem=function(e){return e},he.parseMaybeDefault=function(e,t,i){if(i=i||this.parseBindingAtom(),this.options.ecmaVersion<6||!this.eat(b.eq))return i;var n=this.startNodeAt(e,t);return n.left=i,n.right=this.parseMaybeAssign(),this.finishNode(n,"AssignmentPattern")},he.checkLVal=function(e,t,i){switch(void 0===t&&(t=Q),e.type){case"Identifier":t===Y&&"let"===e.name&&this.raiseRecoverable(e.start,"let is disallowed as a lexically bound name"),this.strict&&this.reservedWordsStrictBind.test(e.name)&&this.raiseRecoverable(e.start,(t?"Binding ":"Assigning to ")+e.name+" in strict mode"),i&&(_(i,e.name)&&this.raiseRecoverable(e.start,"Argument name clash"),i[e.name]=!0),t!==Q&&t!==Z&&this.declareName(e.name,t,e.start);break;case"ChainExpression":this.raiseRecoverable(e.start,"Optional chaining cannot appear in left-hand side");break;case"MemberExpression":t&&this.raiseRecoverable(e.start,"Binding member expression");break;case"ObjectPattern":for(var n=0,s=e.properties;n<s.length;n+=1){var r=s[n];this.checkLVal(r,t,i)}break;case"Property":this.checkLVal(e.value,t,i);break;case"ArrayPattern":for(var a=0,o=e.elements;a<o.length;a+=1){var u=o[a];u&&this.checkLVal(u,t,i)}break;case"AssignmentPattern":this.checkLVal(e.left,t,i);break;case"RestElement":this.checkLVal(e.argument,t,i);break;case"ParenthesizedExpression":this.checkLVal(e.expression,t,i);break;default:this.raise(e.start,(t?"Binding":"Assigning to")+" rvalue")}};var de=ee.prototype;de.checkPropClash=function(e,t,i){if(!(this.options.ecmaVersion>=9&&"SpreadElement"===e.type||this.options.ecmaVersion>=6&&(e.computed||e.method||e.shorthand))){var n,s=e.key;switch(s.type){case"Identifier":n=s.name;break;case"Literal":n=String(s.value);break;default:return}var r=e.kind;if(this.options.ecmaVersion>=6)"__proto__"===n&&"init"===r&&(t.proto&&(i?i.doubleProto<0&&(i.doubleProto=s.start):this.raiseRecoverable(s.start,"Redefinition of __proto__ property")),t.proto=!0);else{var a=t[n="$"+n];a?("init"===r?this.strict&&a.init||a.get||a.set:a.init||a[r])&&this.raiseRecoverable(s.start,"Redefinition of property"):a=t[n]={init:!1,get:!1,set:!1},a[r]=!0}}},de.parseExpression=function(e,t){var i=this.start,n=this.startLoc,s=this.parseMaybeAssign(e,t);if(this.type===b.comma){var r=this.startNodeAt(i,n);for(r.expressions=[s];this.eat(b.comma);)r.expressions.push(this.parseMaybeAssign(e,t));return this.finishNode(r,"SequenceExpression")}return s},de.parseMaybeAssign=function(e,t,i){if(this.isContextual("yield")){if(this.inGenerator)return this.parseYield(e);this.exprAllowed=!1}var n=!1,s=-1,r=-1;t?(s=t.parenthesizedAssign,r=t.trailingComma,t.parenthesizedAssign=t.trailingComma=-1):(t=new se,n=!0);var a=this.start,o=this.startLoc;this.type!==b.parenL&&this.type!==b.name||(this.potentialArrowAt=this.start);var u=this.parseMaybeConditional(e,t);if(i&&(u=i.call(this,u,a,o)),this.type.isAssign){var c=this.startNodeAt(a,o);return c.operator=this.value,c.left=this.type===b.eq?this.toAssignable(u,!1,t):u,n||(t.parenthesizedAssign=t.trailingComma=t.doubleProto=-1),t.shorthandAssign>=c.left.start&&(t.shorthandAssign=-1),this.checkLVal(u),this.next(),c.right=this.parseMaybeAssign(e),this.finishNode(c,"AssignmentExpression")}return n&&this.checkExpressionErrors(t,!0),s>-1&&(t.parenthesizedAssign=s),r>-1&&(t.trailingComma=r),u},de.parseMaybeConditional=function(e,t){var i=this.start,n=this.startLoc,s=this.parseExprOps(e,t);if(this.checkExpressionErrors(t))return s;if(this.eat(b.question)){var r=this.startNodeAt(i,n);return r.test=s,r.consequent=this.parseMaybeAssign(),this.expect(b.colon),r.alternate=this.parseMaybeAssign(e),this.finishNode(r,"ConditionalExpression")}return s},de.parseExprOps=function(e,t){var i=this.start,n=this.startLoc,s=this.parseMaybeUnary(t,!1);return this.checkExpressionErrors(t)||s.start===i&&"ArrowFunctionExpression"===s.type?s:this.parseExprOp(s,i,n,-1,e)},de.parseExprOp=function(e,t,i,n,s){var r=this.type.binop;if(null!=r&&(!s||this.type!==b._in)&&r>n){var a=this.type===b.logicalOR||this.type===b.logicalAND,o=this.type===b.coalesce;o&&(r=b.logicalAND.binop);var u=this.value;this.next();var c=this.start,p=this.startLoc,l=this.parseExprOp(this.parseMaybeUnary(null,!1),c,p,r,s),h=this.buildBinary(t,i,e,l,u,a||o);return(a&&this.type===b.coalesce||o&&(this.type===b.logicalOR||this.type===b.logicalAND))&&this.raiseRecoverable(this.start,"Logical expressions and coalesce expressions cannot be mixed. Wrap either by parentheses"),this.parseExprOp(h,t,i,n,s)}return e},de.buildBinary=function(e,t,i,n,s,r){var a=this.startNodeAt(e,t);return a.left=i,a.operator=s,a.right=n,this.finishNode(a,r?"LogicalExpression":"BinaryExpression")},de.parseMaybeUnary=function(e,t){var i,n=this.start,s=this.startLoc;if(this.isContextual("await")&&(this.inAsync||!this.inFunction&&this.options.allowAwaitOutsideFunction))i=this.parseAwait(),t=!0;else if(this.type.prefix){var r=this.startNode(),a=this.type===b.incDec;r.operator=this.value,r.prefix=!0,this.next(),r.argument=this.parseMaybeUnary(null,!0),this.checkExpressionErrors(e,!0),a?this.checkLVal(r.argument):this.strict&&"delete"===r.operator&&"Identifier"===r.argument.type?this.raiseRecoverable(r.start,"Deleting local variable in strict mode"):t=!0,i=this.finishNode(r,a?"UpdateExpression":"UnaryExpression")}else{if(i=this.parseExprSubscripts(e),this.checkExpressionErrors(e))return i;for(;this.type.postfix&&!this.canInsertSemicolon();){var o=this.startNodeAt(n,s);o.operator=this.value,o.prefix=!1,o.argument=i,this.checkLVal(i),this.next(),i=this.finishNode(o,"UpdateExpression")}}return!t&&this.eat(b.starstar)?this.buildBinary(n,s,i,this.parseMaybeUnary(null,!1),"**",!1):i},de.parseExprSubscripts=function(e){var t=this.start,i=this.startLoc,n=this.parseExprAtom(e);if("ArrowFunctionExpression"===n.type&&")"!==this.input.slice(this.lastTokStart,this.lastTokEnd))return n;var s=this.parseSubscripts(n,t,i);return e&&"MemberExpression"===s.type&&(e.parenthesizedAssign>=s.start&&(e.parenthesizedAssign=-1),e.parenthesizedBind>=s.start&&(e.parenthesizedBind=-1)),s},de.parseSubscripts=function(e,t,i,n){for(var s=this.options.ecmaVersion>=8&&"Identifier"===e.type&&"async"===e.name&&this.lastTokEnd===e.end&&!this.canInsertSemicolon()&&e.end-e.start==5&&this.potentialArrowAt===e.start,r=!1;;){var a=this.parseSubscript(e,t,i,n,s,r);if(a.optional&&(r=!0),a===e||"ArrowFunctionExpression"===a.type){if(r){var o=this.startNodeAt(t,i);o.expression=a,a=this.finishNode(o,"ChainExpression")}return a}e=a}},de.parseSubscript=function(e,t,i,n,s,r){var a=this.options.ecmaVersion>=11,o=a&&this.eat(b.questionDot);n&&o&&this.raise(this.lastTokStart,"Optional chaining cannot appear in the callee of new expressions");var u=this.eat(b.bracketL);if(u||o&&this.type!==b.parenL&&this.type!==b.backQuote||this.eat(b.dot)){var c=this.startNodeAt(t,i);c.object=e,c.property=u?this.parseExpression():this.parseIdent("never"!==this.options.allowReserved),c.computed=!!u,u&&this.expect(b.bracketR),a&&(c.optional=o),e=this.finishNode(c,"MemberExpression")}else if(!n&&this.eat(b.parenL)){var p=new se,l=this.yieldPos,h=this.awaitPos,d=this.awaitIdentPos;this.yieldPos=0,this.awaitPos=0,this.awaitIdentPos=0;var f=this.parseExprList(b.parenR,this.options.ecmaVersion>=8,!1,p);if(s&&!o&&!this.canInsertSemicolon()&&this.eat(b.arrow))return this.checkPatternErrors(p,!1),this.checkYieldAwaitInDefaultParams(),this.awaitIdentPos>0&&this.raise(this.awaitIdentPos,"Cannot use 'await' as identifier inside an async function"),this.yieldPos=l,this.awaitPos=h,this.awaitIdentPos=d,this.parseArrowExpression(this.startNodeAt(t,i),f,!0);this.checkExpressionErrors(p,!0),this.yieldPos=l||this.yieldPos,this.awaitPos=h||this.awaitPos,this.awaitIdentPos=d||this.awaitIdentPos;var m=this.startNodeAt(t,i);m.callee=e,m.arguments=f,a&&(m.optional=o),e=this.finishNode(m,"CallExpression")}else if(this.type===b.backQuote){(o||r)&&this.raise(this.start,"Optional chaining cannot appear in the tag of tagged template expressions");var g=this.startNodeAt(t,i);g.tag=e,g.quasi=this.parseTemplate({isTagged:!0}),e=this.finishNode(g,"TaggedTemplateExpression")}return e},de.parseExprAtom=function(e){this.type===b.slash&&this.readRegexp();var t,i=this.potentialArrowAt===this.start;switch(this.type){case b._super:return this.allowSuper||this.raise(this.start,"'super' keyword outside a method"),t=this.startNode(),this.next(),this.type!==b.parenL||this.allowDirectSuper||this.raise(t.start,"super() call outside constructor of a subclass"),this.type!==b.dot&&this.type!==b.bracketL&&this.type!==b.parenL&&this.unexpected(),this.finishNode(t,"Super");case b._this:return t=this.startNode(),this.next(),this.finishNode(t,"ThisExpression");case b.name:var n=this.start,s=this.startLoc,r=this.containsEsc,a=this.parseIdent(!1);if(this.options.ecmaVersion>=8&&!r&&"async"===a.name&&!this.canInsertSemicolon()&&this.eat(b._function))return this.parseFunction(this.startNodeAt(n,s),0,!1,!0);if(i&&!this.canInsertSemicolon()){if(this.eat(b.arrow))return this.parseArrowExpression(this.startNodeAt(n,s),[a],!1);if(this.options.ecmaVersion>=8&&"async"===a.name&&this.type===b.name&&!r)return a=this.parseIdent(!1),!this.canInsertSemicolon()&&this.eat(b.arrow)||this.unexpected(),this.parseArrowExpression(this.startNodeAt(n,s),[a],!0)}return a;case b.regexp:var o=this.value;return(t=this.parseLiteral(o.value)).regex={pattern:o.pattern,flags:o.flags},t;case b.num:case b.string:return this.parseLiteral(this.value);case b._null:case b._true:case b._false:return(t=this.startNode()).value=this.type===b._null?null:this.type===b._true,t.raw=this.type.keyword,this.next(),this.finishNode(t,"Literal");case b.parenL:var u=this.start,c=this.parseParenAndDistinguishExpression(i);return e&&(e.parenthesizedAssign<0&&!this.isSimpleAssignTarget(c)&&(e.parenthesizedAssign=u),e.parenthesizedBind<0&&(e.parenthesizedBind=u)),c;case b.bracketL:return t=this.startNode(),this.next(),t.elements=this.parseExprList(b.bracketR,!0,!0,e),this.finishNode(t,"ArrayExpression");case b.braceL:return this.parseObj(!1,e);case b._function:return t=this.startNode(),this.next(),this.parseFunction(t,0);case b._class:return this.parseClass(this.startNode(),!1);case b._new:return this.parseNew();case b.backQuote:return this.parseTemplate();case b._import:return this.options.ecmaVersion>=11?this.parseExprImport():this.unexpected();default:this.unexpected()}},de.parseExprImport=function(){var e=this.startNode();this.containsEsc&&this.raiseRecoverable(this.start,"Escape sequence in keyword import");var t=this.parseIdent(!0);switch(this.type){case b.parenL:return this.parseDynamicImport(e);case b.dot:return e.meta=t,this.parseImportMeta(e);default:this.unexpected()}},de.parseDynamicImport=function(e){if(this.next(),e.source=this.parseMaybeAssign(),!this.eat(b.parenR)){var t=this.start;this.eat(b.comma)&&this.eat(b.parenR)?this.raiseRecoverable(t,"Trailing comma is not allowed in import()"):this.unexpected(t)}return this.finishNode(e,"ImportExpression")},de.parseImportMeta=function(e){this.next();var t=this.containsEsc;return e.property=this.parseIdent(!0),"meta"!==e.property.name&&this.raiseRecoverable(e.property.start,"The only valid meta property for import is 'import.meta'"),t&&this.raiseRecoverable(e.start,"'import.meta' must not contain escaped characters"),"module"!==this.options.sourceType&&this.raiseRecoverable(e.start,"Cannot use 'import.meta' outside a module"),this.finishNode(e,"MetaProperty")},de.parseLiteral=function(e){var t=this.startNode();return t.value=e,t.raw=this.input.slice(this.start,this.end),110===t.raw.charCodeAt(t.raw.length-1)&&(t.bigint=t.raw.slice(0,-1).replace(/_/g,"")),this.next(),this.finishNode(t,"Literal")},de.parseParenExpression=function(){this.expect(b.parenL);var e=this.parseExpression();return this.expect(b.parenR),e},de.parseParenAndDistinguishExpression=function(e){var t,i=this.start,n=this.startLoc,s=this.options.ecmaVersion>=8;if(this.options.ecmaVersion>=6){this.next();var r,a=this.start,o=this.startLoc,u=[],c=!0,p=!1,l=new se,h=this.yieldPos,d=this.awaitPos;for(this.yieldPos=0,this.awaitPos=0;this.type!==b.parenR;){if(c?c=!1:this.expect(b.comma),s&&this.afterTrailingComma(b.parenR,!0)){p=!0;break}if(this.type===b.ellipsis){r=this.start,u.push(this.parseParenItem(this.parseRestBinding())),this.type===b.comma&&this.raise(this.start,"Comma is not permitted after the rest element");break}u.push(this.parseMaybeAssign(!1,l,this.parseParenItem))}var f=this.start,m=this.startLoc;if(this.expect(b.parenR),e&&!this.canInsertSemicolon()&&this.eat(b.arrow))return this.checkPatternErrors(l,!1),this.checkYieldAwaitInDefaultParams(),this.yieldPos=h,this.awaitPos=d,this.parseParenArrowList(i,n,u);u.length&&!p||this.unexpected(this.lastTokStart),r&&this.unexpected(r),this.checkExpressionErrors(l,!0),this.yieldPos=h||this.yieldPos,this.awaitPos=d||this.awaitPos,u.length>1?((t=this.startNodeAt(a,o)).expressions=u,this.finishNodeAt(t,"SequenceExpression",f,m)):t=u[0]}else t=this.parseParenExpression();if(this.options.preserveParens){var g=this.startNodeAt(i,n);return g.expression=t,this.finishNode(g,"ParenthesizedExpression")}return t},de.parseParenItem=function(e){return e},de.parseParenArrowList=function(e,t,i){return this.parseArrowExpression(this.startNodeAt(e,t),i)};var fe=[];de.parseNew=function(){this.containsEsc&&this.raiseRecoverable(this.start,"Escape sequence in keyword new");var e=this.startNode(),t=this.parseIdent(!0);if(this.options.ecmaVersion>=6&&this.eat(b.dot)){e.meta=t;var i=this.containsEsc;return e.property=this.parseIdent(!0),"target"!==e.property.name&&this.raiseRecoverable(e.property.start,"The only valid meta property for new is 'new.target'"),i&&this.raiseRecoverable(e.start,"'new.target' must not contain escaped characters"),this.inNonArrowFunction()||this.raiseRecoverable(e.start,"'new.target' can only be used in functions"),this.finishNode(e,"MetaProperty")}var n=this.start,s=this.startLoc,r=this.type===b._import;return e.callee=this.parseSubscripts(this.parseExprAtom(),n,s,!0),r&&"ImportExpression"===e.callee.type&&this.raise(n,"Cannot use new with import()"),this.eat(b.parenL)?e.arguments=this.parseExprList(b.parenR,this.options.ecmaVersion>=8,!1):e.arguments=fe,this.finishNode(e,"NewExpression")},de.parseTemplateElement=function(e){var t=e.isTagged,i=this.startNode();return this.type===b.invalidTemplate?(t||this.raiseRecoverable(this.start,"Bad escape sequence in untagged template literal"),i.value={raw:this.value,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===b.backQuote,this.finishNode(i,"TemplateElement")},de.parseTemplate=function(e){void 0===e&&(e={});var t=e.isTagged;void 0===t&&(t=!1);var i=this.startNode();this.next(),i.expressions=[];var n=this.parseTemplateElement({isTagged:t});for(i.quasis=[n];!n.tail;)this.type===b.eof&&this.raise(this.pos,"Unterminated template literal"),this.expect(b.dollarBraceL),i.expressions.push(this.parseExpression()),this.expect(b.braceR),i.quasis.push(n=this.parseTemplateElement({isTagged:t}));return this.next(),this.finishNode(i,"TemplateLiteral")},de.isAsyncProp=function(e){return!e.computed&&"Identifier"===e.key.type&&"async"===e.key.name&&(this.type===b.name||this.type===b.num||this.type===b.string||this.type===b.bracketL||this.type.keyword||this.options.ecmaVersion>=9&&this.type===b.star)&&!E.test(this.input.slice(this.lastTokEnd,this.start))},de.parseObj=function(e,t){var i=this.startNode(),n=!0,s={};for(i.properties=[],this.next();!this.eat(b.braceR);){if(n)n=!1;else if(this.expect(b.comma),this.options.ecmaVersion>=5&&this.afterTrailingComma(b.braceR))break;var r=this.parseProperty(e,t);e||this.checkPropClash(r,s,t),i.properties.push(r)}return this.finishNode(i,e?"ObjectPattern":"ObjectExpression")},de.parseProperty=function(e,t){var i,n,s,r,a=this.startNode();if(this.options.ecmaVersion>=9&&this.eat(b.ellipsis))return e?(a.argument=this.parseIdent(!1),this.type===b.comma&&this.raise(this.start,"Comma is not permitted after the rest element"),this.finishNode(a,"RestElement")):(this.type===b.parenL&&t&&(t.parenthesizedAssign<0&&(t.parenthesizedAssign=this.start),t.parenthesizedBind<0&&(t.parenthesizedBind=this.start)),a.argument=this.parseMaybeAssign(!1,t),this.type===b.comma&&t&&t.trailingComma<0&&(t.trailingComma=this.start),this.finishNode(a,"SpreadElement"));this.options.ecmaVersion>=6&&(a.method=!1,a.shorthand=!1,(e||t)&&(s=this.start,r=this.startLoc),e||(i=this.eat(b.star)));var o=this.containsEsc;return this.parsePropertyName(a),!e&&!o&&this.options.ecmaVersion>=8&&!i&&this.isAsyncProp(a)?(n=!0,i=this.options.ecmaVersion>=9&&this.eat(b.star),this.parsePropertyName(a,t)):n=!1,this.parsePropertyValue(a,e,i,n,s,r,t,o),this.finishNode(a,"Property")},de.parsePropertyValue=function(e,t,i,n,s,r,a,o){if((i||n)&&this.type===b.colon&&this.unexpected(),this.eat(b.colon))e.value=t?this.parseMaybeDefault(this.start,this.startLoc):this.parseMaybeAssign(!1,a),e.kind="init";else if(this.options.ecmaVersion>=6&&this.type===b.parenL)t&&this.unexpected(),e.kind="init",e.method=!0,e.value=this.parseMethod(i,n);else if(t||o||!(this.options.ecmaVersion>=5)||e.computed||"Identifier"!==e.key.type||"get"!==e.key.name&&"set"!==e.key.name||this.type===b.comma||this.type===b.braceR||this.type===b.eq)this.options.ecmaVersion>=6&&!e.computed&&"Identifier"===e.key.type?((i||n)&&this.unexpected(),this.checkUnreserved(e.key),"await"!==e.key.name||this.awaitIdentPos||(this.awaitIdentPos=s),e.kind="init",t?e.value=this.parseMaybeDefault(s,r,e.key):this.type===b.eq&&a?(a.shorthandAssign<0&&(a.shorthandAssign=this.start),e.value=this.parseMaybeDefault(s,r,e.key)):e.value=e.key,e.shorthand=!0):this.unexpected();else{(i||n)&&this.unexpected(),e.kind=e.key.name,this.parsePropertyName(e),e.value=this.parseMethod(!1);var u="get"===e.kind?0:1;if(e.value.params.length!==u){var c=e.value.start;"get"===e.kind?this.raiseRecoverable(c,"getter should have no params"):this.raiseRecoverable(c,"setter should have exactly one param")}else"set"===e.kind&&"RestElement"===e.value.params[0].type&&this.raiseRecoverable(e.value.params[0].start,"Setter cannot use rest params")}},de.parsePropertyName=function(e){if(this.options.ecmaVersion>=6){if(this.eat(b.bracketL))return e.computed=!0,e.key=this.parseMaybeAssign(),this.expect(b.bracketR),e.key;e.computed=!1}return e.key=this.type===b.num||this.type===b.string?this.parseExprAtom():this.parseIdent("never"!==this.options.allowReserved)},de.initFunction=function(e){e.id=null,this.options.ecmaVersion>=6&&(e.generator=e.expression=!1),this.options.ecmaVersion>=8&&(e.async=!1)},de.parseMethod=function(e,t,i){var n=this.startNode(),s=this.yieldPos,r=this.awaitPos,a=this.awaitIdentPos;return this.initFunction(n),this.options.ecmaVersion>=6&&(n.generator=e),this.options.ecmaVersion>=8&&(n.async=!!t),this.yieldPos=0,this.awaitPos=0,this.awaitIdentPos=0,this.enterScope(G(t,n.generator)|W|(i?H:0)),this.expect(b.parenL),n.params=this.parseBindingList(b.parenR,!1,this.options.ecmaVersion>=8),this.checkYieldAwaitInDefaultParams(),this.parseFunctionBody(n,!1,!0),this.yieldPos=s,this.awaitPos=r,this.awaitIdentPos=a,this.finishNode(n,"FunctionExpression")},de.parseArrowExpression=function(e,t,i){var n=this.yieldPos,s=this.awaitPos,r=this.awaitIdentPos;return this.enterScope(G(i,!1)|U),this.initFunction(e),this.options.ecmaVersion>=8&&(e.async=!!i),this.yieldPos=0,this.awaitPos=0,this.awaitIdentPos=0,e.params=this.toAssignableList(t,!0),this.parseFunctionBody(e,!0,!1),this.yieldPos=n,this.awaitPos=s,this.awaitIdentPos=r,this.finishNode(e,"ArrowFunctionExpression")},de.parseFunctionBody=function(e,t,i){var n=t&&this.type!==b.braceL,s=this.strict,r=!1;if(n)e.body=this.parseMaybeAssign(),e.expression=!0,this.checkParams(e,!1);else{var a=this.options.ecmaVersion>=7&&!this.isSimpleParamList(e.params);s&&!a||(r=this.strictDirective(this.end))&&a&&this.raiseRecoverable(e.start,"Illegal 'use strict' directive in function with non-simple parameter list");var o=this.labels;this.labels=[],r&&(this.strict=!0),this.checkParams(e,!s&&!r&&!t&&!i&&this.isSimpleParamList(e.params)),this.strict&&e.id&&this.checkLVal(e.id,Z),e.body=this.parseBlock(!1,void 0,r&&!s),e.expression=!1,this.adaptDirectivePrologue(e.body.body),this.labels=o}this.exitScope()},de.isSimpleParamList=function(e){for(var t=0,i=e;t<i.length;t+=1)if("Identifier"!==i[t].type)return!1;return!0},de.checkParams=function(e,t){for(var i={},n=0,s=e.params;n<s.length;n+=1){var r=s[n];this.checkLVal(r,K,t?null:i)}},de.parseExprList=function(e,t,i,n){for(var s=[],r=!0;!this.eat(e);){if(r)r=!1;else if(this.expect(b.comma),t&&this.afterTrailingComma(e))break;var a=void 0;i&&this.type===b.comma?a=null:this.type===b.ellipsis?(a=this.parseSpread(n),n&&this.type===b.comma&&n.trailingComma<0&&(n.trailingComma=this.start)):a=this.parseMaybeAssign(!1,n),s.push(a)}return s},de.checkUnreserved=function(e){var t=e.start,i=e.end,n=e.name;this.inGenerator&&"yield"===n&&this.raiseRecoverable(t,"Cannot use 'yield' as identifier inside a generator"),this.inAsync&&"await"===n&&this.raiseRecoverable(t,"Cannot use 'await' as identifier inside an async function"),this.keywords.test(n)&&this.raise(t,"Unexpected keyword '"+n+"'"),this.options.ecmaVersion<6&&-1!==this.input.slice(t,i).indexOf("\\")||(this.strict?this.reservedWordsStrict:this.reservedWords).test(n)&&(this.inAsync||"await"!==n||this.raiseRecoverable(t,"Cannot use keyword 'await' outside an async function"),this.raiseRecoverable(t,"The keyword '"+n+"' is reserved"))},de.parseIdent=function(e,t){var i=this.startNode();return this.type===b.name?i.name=this.value:this.type.keyword?(i.name=this.type.keyword,"class"!==i.name&&"function"!==i.name||this.lastTokEnd===this.lastTokStart+1&&46===this.input.charCodeAt(this.lastTokStart)||this.context.pop()):this.unexpected(),this.next(!!e),this.finishNode(i,"Identifier"),e||(this.checkUnreserved(i),"await"!==i.name||this.awaitIdentPos||(this.awaitIdentPos=i.start)),i},de.parseYield=function(e){this.yieldPos||(this.yieldPos=this.start);var t=this.startNode();return this.next(),this.type===b.semi||this.canInsertSemicolon()||this.type!==b.star&&!this.type.startsExpr?(t.delegate=!1,t.argument=null):(t.delegate=this.eat(b.star),t.argument=this.parseMaybeAssign(e)),this.finishNode(t,"YieldExpression")},de.parseAwait=function(){this.awaitPos||(this.awaitPos=this.start);var e=this.startNode();return this.next(),e.argument=this.parseMaybeUnary(null,!1),this.finishNode(e,"AwaitExpression")};var me=ee.prototype;me.raise=function(e,t){var i=T(this.input,e);t+=" ("+i.line+":"+i.column+")";var n=new SyntaxError(t);throw n.pos=e,n.loc=i,n.raisedAt=this.pos,n},me.raiseRecoverable=me.raise,me.curPosition=function(){if(this.options.locations)return new P(this.curLine,this.pos-this.lineStart)};var ge=ee.prototype,ve=function(e){this.flags=e,this.var=[],this.lexical=[],this.functions=[]};ge.enterScope=function(e){this.scopeStack.push(new ve(e))},ge.exitScope=function(){this.scopeStack.pop()},ge.treatFunctionsAsVarInScope=function(e){return e.flags&M||!this.inModule&&e.flags&O},ge.declareName=function(e,t,i){var n=!1;if(t===Y){var s=this.currentScope();n=s.lexical.indexOf(e)>-1||s.functions.indexOf(e)>-1||s.var.indexOf(e)>-1,s.lexical.push(e),this.inModule&&s.flags&O&&delete this.undefinedExports[e]}else if(t===X)this.currentScope().lexical.push(e);else if(t===J){var r=this.currentScope();n=this.treatFunctionsAsVar?r.lexical.indexOf(e)>-1:r.lexical.indexOf(e)>-1||r.var.indexOf(e)>-1,r.functions.push(e)}else for(var a=this.scopeStack.length-1;a>=0;--a){var o=this.scopeStack[a];if(o.lexical.indexOf(e)>-1&&!(o.flags&z&&o.lexical[0]===e)||!this.treatFunctionsAsVarInScope(o)&&o.functions.indexOf(e)>-1){n=!0;break}if(o.var.push(e),this.inModule&&o.flags&O&&delete this.undefinedExports[e],o.flags&j)break}n&&this.raiseRecoverable(i,"Identifier '"+e+"' has already been declared")},ge.checkLocalExport=function(e){-1===this.scopeStack[0].lexical.indexOf(e.name)&&-1===this.scopeStack[0].var.indexOf(e.name)&&(this.undefinedExports[e.name]=e)},ge.currentScope=function(){return this.scopeStack[this.scopeStack.length-1]},ge.currentVarScope=function(){for(var e=this.scopeStack.length-1;;e--){var t=this.scopeStack[e];if(t.flags&j)return t}},ge.currentThisScope=function(){for(var e=this.scopeStack.length-1;;e--){var t=this.scopeStack[e];if(t.flags&j&&!(t.flags&U))return t}};var xe=function(e,t,i){this.type="",this.start=t,this.end=0,e.options.locations&&(this.loc=new N(e,i)),e.options.directSourceFile&&(this.sourceFile=e.options.directSourceFile),e.options.ranges&&(this.range=[t,0])},ye=ee.prototype;function be(e,t,i,n){return e.type=t,e.end=i,this.options.locations&&(e.loc.end=n),this.options.ranges&&(e.range[1]=i),e}ye.startNode=function(){return new xe(this,this.start,this.startLoc)},ye.startNodeAt=function(e,t){return new xe(this,e,t)},ye.finishNode=function(e,t){return be.call(this,e,t,this.lastTokEnd,this.lastTokEndLoc)},ye.finishNodeAt=function(e,t,i,n){return be.call(this,e,t,i,n)};var Ee=function(e,t,i,n,s){this.token=e,this.isExpr=!!t,this.preserveSpace=!!i,this.override=n,this.generator=!!s},Ce={b_stat:new Ee("{",!1),b_expr:new Ee("{",!0),b_tmpl:new Ee("${",!1),p_stat:new Ee("(",!1),p_expr:new Ee("(",!0),q_tmpl:new Ee("`",!0,!0,(function(e){return e.tryReadTemplateToken()})),f_stat:new Ee("function",!1),f_expr:new Ee("function",!0),f_expr_gen:new Ee("function",!0,!1,null,!0),f_gen:new Ee("function",!1,!1,null,!0)},De=ee.prototype;De.initialContext=function(){return[Ce.b_stat]},De.braceIsBlock=function(e){var t=this.curContext();return t===Ce.f_expr||t===Ce.f_stat||(e!==b.colon||t!==Ce.b_stat&&t!==Ce.b_expr?e===b._return||e===b.name&&this.exprAllowed?E.test(this.input.slice(this.lastTokEnd,this.start)):e===b._else||e===b.semi||e===b.eof||e===b.parenR||e===b.arrow||(e===b.braceL?t===Ce.b_stat:e!==b._var&&e!==b._const&&e!==b.name&&!this.exprAllowed):!t.isExpr)},De.inGeneratorContext=function(){for(var e=this.context.length-1;e>=1;e--){var t=this.context[e];if("function"===t.token)return t.generator}return!1},De.updateContext=function(e){var t,i=this.type;i.keyword&&e===b.dot?this.exprAllowed=!1:(t=i.updateContext)?t.call(this,e):this.exprAllowed=i.beforeExpr},b.parenR.updateContext=b.braceR.updateContext=function(){if(1!==this.context.length){var e=this.context.pop();e===Ce.b_stat&&"function"===this.curContext().token&&(e=this.context.pop()),this.exprAllowed=!e.isExpr}else this.exprAllowed=!0},b.braceL.updateContext=function(e){this.context.push(this.braceIsBlock(e)?Ce.b_stat:Ce.b_expr),this.exprAllowed=!0},b.dollarBraceL.updateContext=function(){this.context.push(Ce.b_tmpl),this.exprAllowed=!0},b.parenL.updateContext=function(e){var t=e===b._if||e===b._for||e===b._with||e===b._while;this.context.push(t?Ce.p_stat:Ce.p_expr),this.exprAllowed=!0},b.incDec.updateContext=function(){},b._function.updateContext=b._class.updateContext=function(e){!e.beforeExpr||e===b.semi||e===b._else||e===b._return&&E.test(this.input.slice(this.lastTokEnd,this.start))||(e===b.colon||e===b.braceL)&&this.curContext()===Ce.b_stat?this.context.push(Ce.f_stat):this.context.push(Ce.f_expr),this.exprAllowed=!1},b.backQuote.updateContext=function(){this.curContext()===Ce.q_tmpl?this.context.pop():this.context.push(Ce.q_tmpl),this.exprAllowed=!1},b.star.updateContext=function(e){if(e===b._function){var t=this.context.length-1;this.context[t]===Ce.f_expr?this.context[t]=Ce.f_expr_gen:this.context[t]=Ce.f_gen}this.exprAllowed=!0},b.name.updateContext=function(e){var t=!1;this.options.ecmaVersion>=6&&e!==b.dot&&("of"===this.value&&!this.exprAllowed||"yield"===this.value&&this.inGeneratorContext())&&(t=!0),this.exprAllowed=t};var Ae="ASCII 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Te(e){var t=Ne[e]={binary:I(ke[e]+" "+Se),nonBinary:{General_Category:I(Se),Script:I(Pe[e])}};t.nonBinary.Script_Extensions=t.nonBinary.Script,t.nonBinary.gc=t.nonBinary.General_Category,t.nonBinary.sc=t.nonBinary.Script,t.nonBinary.scx=t.nonBinary.Script_Extensions}Te(9),Te(10),Te(11);var Le=ee.prototype,Ve=function(e){this.parser=e,this.validFlags="gim"+(e.options.ecmaVersion>=6?"uy":"")+(e.options.ecmaVersion>=9?"s":""),this.unicodeProperties=Ne[e.options.ecmaVersion>=11?11:e.options.ecmaVersion],this.source="",this.flags="",this.start=0,this.switchU=!1,this.switchN=!1,this.pos=0,this.lastIntValue=0,this.lastStringValue="",this.lastAssertionIsQuantifiable=!1,this.numCapturingParens=0,this.maxBackReference=0,this.groupNames=[],this.backReferenceNames=[]};function Re(e){return e<=65535?String.fromCharCode(e):(e-=65536,String.fromCharCode(55296+(e>>10),56320+(1023&e)))}function Oe(e){return 36===e||e>=40&&e<=43||46===e||63===e||e>=91&&e<=94||e>=123&&e<=125}function Me(e){return h(e,!0)||36===e||95===e}function je(e){return d(e,!0)||36===e||95===e||8204===e||8205===e}function qe(e){return e>=65&&e<=90||e>=97&&e<=122}function $e(e){return e>=0&&e<=1114111}function Ue(e){return 100===e||68===e||115===e||83===e||119===e||87===e}function ze(e){return qe(e)||95===e}function We(e){return ze(e)||He(e)}function He(e){return e>=48&&e<=57}function Ge(e){return e>=48&&e<=57||e>=65&&e<=70||e>=97&&e<=102}function Qe(e){return e>=65&&e<=70?e-65+10:e>=97&&e<=102?e-97+10:e-48}function Ke(e){return e>=48&&e<=55}Ve.prototype.reset=function(e,t,i){var n=-1!==i.indexOf("u");this.start=0|e,this.source=t+"",this.flags=i,this.switchU=n&&this.parser.options.ecmaVersion>=6,this.switchN=n&&this.parser.options.ecmaVersion>=9},Ve.prototype.raise=function(e){this.parser.raiseRecoverable(this.start,"Invalid regular expression: /"+this.source+"/: "+e)},Ve.prototype.at=function(e,t){void 0===t&&(t=!1);var i=this.source,n=i.length;if(e>=n)return-1;var s=i.charCodeAt(e);if(!t&&!this.switchU||s<=55295||s>=57344||e+1>=n)return s;var r=i.charCodeAt(e+1);return r>=56320&&r<=57343?(s<<10)+r-56613888:s},Ve.prototype.nextIndex=function(e,t){void 0===t&&(t=!1);var i=this.source,n=i.length;if(e>=n)return n;var s,r=i.charCodeAt(e);return!t&&!this.switchU||r<=55295||r>=57344||e+1>=n||(s=i.charCodeAt(e+1))<56320||s>57343?e+1:e+2},Ve.prototype.current=function(e){return void 0===e&&(e=!1),this.at(this.pos,e)},Ve.prototype.lookahead=function(e){return void 0===e&&(e=!1),this.at(this.nextIndex(this.pos,e),e)},Ve.prototype.advance=function(e){void 0===e&&(e=!1),this.pos=this.nextIndex(this.pos,e)},Ve.prototype.eat=function(e,t){return void 0===t&&(t=!1),this.current(t)===e&&(this.advance(t),!0)},Le.validateRegExpFlags=function(e){for(var t=e.validFlags,i=e.flags,n=0;n<i.length;n++){var s=i.charAt(n);-1===t.indexOf(s)&&this.raise(e.start,"Invalid regular expression flag"),i.indexOf(s,n+1)>-1&&this.raise(e.start,"Duplicate regular expression flag")}},Le.validateRegExpPattern=function(e){this.regexp_pattern(e),!e.switchN&&this.options.ecmaVersion>=9&&e.groupNames.length>0&&(e.switchN=!0,this.regexp_pattern(e))},Le.regexp_pattern=function(e){e.pos=0,e.lastIntValue=0,e.lastStringValue="",e.lastAssertionIsQuantifiable=!1,e.numCapturingParens=0,e.maxBackReference=0,e.groupNames.length=0,e.backReferenceNames.length=0,this.regexp_disjunction(e),e.pos!==e.source.length&&(e.eat(41)&&e.raise("Unmatched ')'"),(e.eat(93)||e.eat(125))&&e.raise("Lone quantifier brackets")),e.maxBackReference>e.numCapturingParens&&e.raise("Invalid escape");for(var t=0,i=e.backReferenceNames;t<i.length;t+=1){var n=i[t];-1===e.groupNames.indexOf(n)&&e.raise("Invalid named capture referenced")}},Le.regexp_disjunction=function(e){for(this.regexp_alternative(e);e.eat(124);)this.regexp_alternative(e);this.regexp_eatQuantifier(e,!0)&&e.raise("Nothing to repeat"),e.eat(123)&&e.raise("Lone quantifier brackets")},Le.regexp_alternative=function(e){for(;e.pos<e.source.length&&this.regexp_eatTerm(e););},Le.regexp_eatTerm=function(e){return this.regexp_eatAssertion(e)?(e.lastAssertionIsQuantifiable&&this.regexp_eatQuantifier(e)&&e.switchU&&e.raise("Invalid quantifier"),!0):!!(e.switchU?this.regexp_eatAtom(e):this.regexp_eatExtendedAtom(e))&&(this.regexp_eatQuantifier(e),!0)},Le.regexp_eatAssertion=function(e){var t=e.pos;if(e.lastAssertionIsQuantifiable=!1,e.eat(94)||e.eat(36))return!0;if(e.eat(92)){if(e.eat(66)||e.eat(98))return!0;e.pos=t}if(e.eat(40)&&e.eat(63)){var i=!1;if(this.options.ecmaVersion>=9&&(i=e.eat(60)),e.eat(61)||e.eat(33))return this.regexp_disjunction(e),e.eat(41)||e.raise("Unterminated group"),e.lastAssertionIsQuantifiable=!i,!0}return e.pos=t,!1},Le.regexp_eatQuantifier=function(e,t){return void 0===t&&(t=!1),!!this.regexp_eatQuantifierPrefix(e,t)&&(e.eat(63),!0)},Le.regexp_eatQuantifierPrefix=function(e,t){return e.eat(42)||e.eat(43)||e.eat(63)||this.regexp_eatBracedQuantifier(e,t)},Le.regexp_eatBracedQuantifier=function(e,t){var i=e.pos;if(e.eat(123)){var n=0,s=-1;if(this.regexp_eatDecimalDigits(e)&&(n=e.lastIntValue,e.eat(44)&&this.regexp_eatDecimalDigits(e)&&(s=e.lastIntValue),e.eat(125)))return-1!==s&&s<n&&!t&&e.raise("numbers out of order in {} quantifier"),!0;e.switchU&&!t&&e.raise("Incomplete quantifier"),e.pos=i}return!1},Le.regexp_eatAtom=function(e){return this.regexp_eatPatternCharacters(e)||e.eat(46)||this.regexp_eatReverseSolidusAtomEscape(e)||this.regexp_eatCharacterClass(e)||this.regexp_eatUncapturingGroup(e)||this.regexp_eatCapturingGroup(e)},Le.regexp_eatReverseSolidusAtomEscape=function(e){var t=e.pos;if(e.eat(92)){if(this.regexp_eatAtomEscape(e))return!0;e.pos=t}return!1},Le.regexp_eatUncapturingGroup=function(e){var t=e.pos;if(e.eat(40)){if(e.eat(63)&&e.eat(58)){if(this.regexp_disjunction(e),e.eat(41))return!0;e.raise("Unterminated group")}e.pos=t}return!1},Le.regexp_eatCapturingGroup=function(e){if(e.eat(40)){if(this.options.ecmaVersion>=9?this.regexp_groupSpecifier(e):63===e.current()&&e.raise("Invalid group"),this.regexp_disjunction(e),e.eat(41))return e.numCapturingParens+=1,!0;e.raise("Unterminated group")}return!1},Le.regexp_eatExtendedAtom=function(e){return e.eat(46)||this.regexp_eatReverseSolidusAtomEscape(e)||this.regexp_eatCharacterClass(e)||this.regexp_eatUncapturingGroup(e)||this.regexp_eatCapturingGroup(e)||this.regexp_eatInvalidBracedQuantifier(e)||this.regexp_eatExtendedPatternCharacter(e)},Le.regexp_eatInvalidBracedQuantifier=function(e){return this.regexp_eatBracedQuantifier(e,!0)&&e.raise("Nothing to repeat"),!1},Le.regexp_eatSyntaxCharacter=function(e){var t=e.current();return!!Oe(t)&&(e.lastIntValue=t,e.advance(),!0)},Le.regexp_eatPatternCharacters=function(e){for(var t=e.pos,i=0;-1!==(i=e.current())&&!Oe(i);)e.advance();return e.pos!==t},Le.regexp_eatExtendedPatternCharacter=function(e){var t=e.current();return!(-1===t||36===t||t>=40&&t<=43||46===t||63===t||91===t||94===t||124===t||(e.advance(),0))},Le.regexp_groupSpecifier=function(e){if(e.eat(63)){if(this.regexp_eatGroupName(e))return-1!==e.groupNames.indexOf(e.lastStringValue)&&e.raise("Duplicate capture group name"),void e.groupNames.push(e.lastStringValue);e.raise("Invalid group")}},Le.regexp_eatGroupName=function(e){if(e.lastStringValue="",e.eat(60)){if(this.regexp_eatRegExpIdentifierName(e)&&e.eat(62))return!0;e.raise("Invalid capture group name")}return!1},Le.regexp_eatRegExpIdentifierName=function(e){if(e.lastStringValue="",this.regexp_eatRegExpIdentifierStart(e)){for(e.lastStringValue+=Re(e.lastIntValue);this.regexp_eatRegExpIdentifierPart(e);)e.lastStringValue+=Re(e.lastIntValue);return!0}return!1},Le.regexp_eatRegExpIdentifierStart=function(e){var t=e.pos,i=this.options.ecmaVersion>=11,n=e.current(i);return e.advance(i),92===n&&this.regexp_eatRegExpUnicodeEscapeSequence(e,i)&&(n=e.lastIntValue),Me(n)?(e.lastIntValue=n,!0):(e.pos=t,!1)},Le.regexp_eatRegExpIdentifierPart=function(e){var t=e.pos,i=this.options.ecmaVersion>=11,n=e.current(i);return e.advance(i),92===n&&this.regexp_eatRegExpUnicodeEscapeSequence(e,i)&&(n=e.lastIntValue),je(n)?(e.lastIntValue=n,!0):(e.pos=t,!1)},Le.regexp_eatAtomEscape=function(e){return!!(this.regexp_eatBackReference(e)||this.regexp_eatCharacterClassEscape(e)||this.regexp_eatCharacterEscape(e)||e.switchN&&this.regexp_eatKGroupName(e))||(e.switchU&&(99===e.current()&&e.raise("Invalid unicode escape"),e.raise("Invalid escape")),!1)},Le.regexp_eatBackReference=function(e){var t=e.pos;if(this.regexp_eatDecimalEscape(e)){var i=e.lastIntValue;if(e.switchU)return i>e.maxBackReference&&(e.maxBackReference=i),!0;if(i<=e.numCapturingParens)return!0;e.pos=t}return!1},Le.regexp_eatKGroupName=function(e){if(e.eat(107)){if(this.regexp_eatGroupName(e))return e.backReferenceNames.push(e.lastStringValue),!0;e.raise("Invalid named reference")}return!1},Le.regexp_eatCharacterEscape=function(e){return this.regexp_eatControlEscape(e)||this.regexp_eatCControlLetter(e)||this.regexp_eatZero(e)||this.regexp_eatHexEscapeSequence(e)||this.regexp_eatRegExpUnicodeEscapeSequence(e,!1)||!e.switchU&&this.regexp_eatLegacyOctalEscapeSequence(e)||this.regexp_eatIdentityEscape(e)},Le.regexp_eatCControlLetter=function(e){var t=e.pos;if(e.eat(99)){if(this.regexp_eatControlLetter(e))return!0;e.pos=t}return!1},Le.regexp_eatZero=function(e){return 48===e.current()&&!He(e.lookahead())&&(e.lastIntValue=0,e.advance(),!0)},Le.regexp_eatControlEscape=function(e){var t=e.current();return 116===t?(e.lastIntValue=9,e.advance(),!0):110===t?(e.lastIntValue=10,e.advance(),!0):118===t?(e.lastIntValue=11,e.advance(),!0):102===t?(e.lastIntValue=12,e.advance(),!0):114===t&&(e.lastIntValue=13,e.advance(),!0)},Le.regexp_eatControlLetter=function(e){var t=e.current();return!!qe(t)&&(e.lastIntValue=t%32,e.advance(),!0)},Le.regexp_eatRegExpUnicodeEscapeSequence=function(e,t){void 0===t&&(t=!1);var i=e.pos,n=t||e.switchU;if(e.eat(117)){if(this.regexp_eatFixedHexDigits(e,4)){var s=e.lastIntValue;if(n&&s>=55296&&s<=56319){var r=e.pos;if(e.eat(92)&&e.eat(117)&&this.regexp_eatFixedHexDigits(e,4)){var a=e.lastIntValue;if(a>=56320&&a<=57343)return e.lastIntValue=1024*(s-55296)+(a-56320)+65536,!0}e.pos=r,e.lastIntValue=s}return!0}if(n&&e.eat(123)&&this.regexp_eatHexDigits(e)&&e.eat(125)&&$e(e.lastIntValue))return!0;n&&e.raise("Invalid unicode escape"),e.pos=i}return!1},Le.regexp_eatIdentityEscape=function(e){if(e.switchU)return!!this.regexp_eatSyntaxCharacter(e)||!!e.eat(47)&&(e.lastIntValue=47,!0);var t=e.current();return!(99===t||e.switchN&&107===t||(e.lastIntValue=t,e.advance(),0))},Le.regexp_eatDecimalEscape=function(e){e.lastIntValue=0;var t=e.current();if(t>=49&&t<=57){do{e.lastIntValue=10*e.lastIntValue+(t-48),e.advance()}while((t=e.current())>=48&&t<=57);return!0}return!1},Le.regexp_eatCharacterClassEscape=function(e){var t=e.current();if(Ue(t))return e.lastIntValue=-1,e.advance(),!0;if(e.switchU&&this.options.ecmaVersion>=9&&(80===t||112===t)){if(e.lastIntValue=-1,e.advance(),e.eat(123)&&this.regexp_eatUnicodePropertyValueExpression(e)&&e.eat(125))return!0;e.raise("Invalid property name")}return!1},Le.regexp_eatUnicodePropertyValueExpression=function(e){var t=e.pos;if(this.regexp_eatUnicodePropertyName(e)&&e.eat(61)){var i=e.lastStringValue;if(this.regexp_eatUnicodePropertyValue(e)){var n=e.lastStringValue;return this.regexp_validateUnicodePropertyNameAndValue(e,i,n),!0}}if(e.pos=t,this.regexp_eatLoneUnicodePropertyNameOrValue(e)){var s=e.lastStringValue;return this.regexp_validateUnicodePropertyNameOrValue(e,s),!0}return!1},Le.regexp_validateUnicodePropertyNameAndValue=function(e,t,i){_(e.unicodeProperties.nonBinary,t)||e.raise("Invalid property name"),e.unicodeProperties.nonBinary[t].test(i)||e.raise("Invalid property value")},Le.regexp_validateUnicodePropertyNameOrValue=function(e,t){e.unicodeProperties.binary.test(t)||e.raise("Invalid property name")},Le.regexp_eatUnicodePropertyName=function(e){var t=0;for(e.lastStringValue="";ze(t=e.current());)e.lastStringValue+=Re(t),e.advance();return""!==e.lastStringValue},Le.regexp_eatUnicodePropertyValue=function(e){var t=0;for(e.lastStringValue="";We(t=e.current());)e.lastStringValue+=Re(t),e.advance();return""!==e.lastStringValue},Le.regexp_eatLoneUnicodePropertyNameOrValue=function(e){return this.regexp_eatUnicodePropertyValue(e)},Le.regexp_eatCharacterClass=function(e){if(e.eat(91)){if(e.eat(94),this.regexp_classRanges(e),e.eat(93))return!0;e.raise("Unterminated character class")}return!1},Le.regexp_classRanges=function(e){for(;this.regexp_eatClassAtom(e);){var t=e.lastIntValue;if(e.eat(45)&&this.regexp_eatClassAtom(e)){var i=e.lastIntValue;!e.switchU||-1!==t&&-1!==i||e.raise("Invalid character class"),-1!==t&&-1!==i&&t>i&&e.raise("Range out of order in character class")}}},Le.regexp_eatClassAtom=function(e){var t=e.pos;if(e.eat(92)){if(this.regexp_eatClassEscape(e))return!0;if(e.switchU){var i=e.current();(99===i||Ke(i))&&e.raise("Invalid class escape"),e.raise("Invalid escape")}e.pos=t}var n=e.current();return 93!==n&&(e.lastIntValue=n,e.advance(),!0)},Le.regexp_eatClassEscape=function(e){var t=e.pos;if(e.eat(98))return e.lastIntValue=8,!0;if(e.switchU&&e.eat(45))return e.lastIntValue=45,!0;if(!e.switchU&&e.eat(99)){if(this.regexp_eatClassControlLetter(e))return!0;e.pos=t}return this.regexp_eatCharacterClassEscape(e)||this.regexp_eatCharacterEscape(e)},Le.regexp_eatClassControlLetter=function(e){var t=e.current();return!(!He(t)&&95!==t||(e.lastIntValue=t%32,e.advance(),0))},Le.regexp_eatHexEscapeSequence=function(e){var t=e.pos;if(e.eat(120)){if(this.regexp_eatFixedHexDigits(e,2))return!0;e.switchU&&e.raise("Invalid escape"),e.pos=t}return!1},Le.regexp_eatDecimalDigits=function(e){var t=e.pos,i=0;for(e.lastIntValue=0;He(i=e.current());)e.lastIntValue=10*e.lastIntValue+(i-48),e.advance();return e.pos!==t},Le.regexp_eatHexDigits=function(e){var t=e.pos,i=0;for(e.lastIntValue=0;Ge(i=e.current());)e.lastIntValue=16*e.lastIntValue+Qe(i),e.advance();return e.pos!==t},Le.regexp_eatLegacyOctalEscapeSequence=function(e){if(this.regexp_eatOctalDigit(e)){var t=e.lastIntValue;if(this.regexp_eatOctalDigit(e)){var i=e.lastIntValue;t<=3&&this.regexp_eatOctalDigit(e)?e.lastIntValue=64*t+8*i+e.lastIntValue:e.lastIntValue=8*t+i}else e.lastIntValue=t;return!0}return!1},Le.regexp_eatOctalDigit=function(e){var t=e.current();return Ke(t)?(e.lastIntValue=t-48,e.advance(),!0):(e.lastIntValue=0,!1)},Le.regexp_eatFixedHexDigits=function(e,t){var i=e.pos;e.lastIntValue=0;for(var n=0;n<t;++n){var s=e.current();if(!Ge(s))return e.pos=i,!1;e.lastIntValue=16*e.lastIntValue+Qe(s),e.advance()}return!0};var Ye=function(e){this.type=e.type,this.value=e.value,this.start=e.start,this.end=e.end,e.options.locations&&(this.loc=new N(e,e.startLoc,e.endLoc)),e.options.ranges&&(this.range=[e.start,e.end])},Je=ee.prototype;function Xe(e,t){return t?parseInt(e,8):parseFloat(e.replace(/_/g,""))}function Ze(e){return"function"!=typeof BigInt?null:BigInt(e.replace(/_/g,""))}function et(e){return e<=65535?String.fromCharCode(e):(e-=65536,String.fromCharCode(55296+(e>>10),56320+(1023&e)))}Je.next=function(e){!e&&this.type.keyword&&this.containsEsc&&this.raiseRecoverable(this.start,"Escape sequence in keyword "+this.type.keyword),this.options.onToken&&this.options.onToken(new Ye(this)),this.lastTokEnd=this.end,this.lastTokStart=this.start,this.lastTokEndLoc=this.endLoc,this.lastTokStartLoc=this.startLoc,this.nextToken()},Je.getToken=function(){return this.next(),new Ye(this)},"undefined"!=typeof Symbol&&(Je[Symbol.iterator]=function(){var e=this;return{next:function(){var t=e.getToken();return{done:t.type===b.eof,value:t}}}}),Je.curContext=function(){return this.context[this.context.length-1]},Je.nextToken=function(){var e=this.curContext();return e&&e.preserveSpace||this.skipSpace(),this.start=this.pos,this.options.locations&&(this.startLoc=this.curPosition()),this.pos>=this.input.length?this.finishToken(b.eof):e.override?e.override(this):void this.readToken(this.fullCharCodeAtPos())},Je.readToken=function(e){return h(e,this.options.ecmaVersion>=6)||92===e?this.readWord():this.getTokenFromCode(e)},Je.fullCharCodeAtPos=function(){var e=this.input.charCodeAt(this.pos);return e<=55295||e>=57344?e:(e<<10)+this.input.charCodeAt(this.pos+1)-56613888},Je.skipBlockComment=function(){var e,t=this.options.onComment&&this.curPosition(),i=this.pos,n=this.input.indexOf("*/",this.pos+=2);if(-1===n&&this.raise(this.pos-2,"Unterminated comment"),this.pos=n+2,this.options.locations)for(C.lastIndex=i;(e=C.exec(this.input))&&e.index<this.pos;)++this.curLine,this.lineStart=e.index+e[0].length;this.options.onComment&&this.options.onComment(!0,this.input.slice(i+2,n),i,this.pos,t,this.curPosition())},Je.skipLineComment=function(e){for(var t=this.pos,i=this.options.onComment&&this.curPosition(),n=this.input.charCodeAt(this.pos+=e);this.pos<this.input.length&&!D(n);)n=this.input.charCodeAt(++this.pos);this.options.onComment&&this.options.onComment(!1,this.input.slice(t+e,this.pos),t,this.pos,i,this.curPosition())},Je.skipSpace=function(){e:for(;this.pos<this.input.length;){var e=this.input.charCodeAt(this.pos);switch(e){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 e}break;default:if(!(e>8&&e<14||e>=5760&&A.test(String.fromCharCode(e))))break e;++this.pos}}},Je.finishToken=function(e,t){this.end=this.pos,this.options.locations&&(this.endLoc=this.curPosition());var i=this.type;this.type=e,this.value=t,this.updateContext(i)},Je.readToken_dot=function(){var e=this.input.charCodeAt(this.pos+1);if(e>=48&&e<=57)return this.readNumber(!0);var t=this.input.charCodeAt(this.pos+2);return this.options.ecmaVersion>=6&&46===e&&46===t?(this.pos+=3,this.finishToken(b.ellipsis)):(++this.pos,this.finishToken(b.dot))},Je.readToken_slash=function(){var e=this.input.charCodeAt(this.pos+1);return this.exprAllowed?(++this.pos,this.readRegexp()):61===e?this.finishOp(b.assign,2):this.finishOp(b.slash,1)},Je.readToken_mult_modulo_exp=function(e){var t=this.input.charCodeAt(this.pos+1),i=1,n=42===e?b.star:b.modulo;return this.options.ecmaVersion>=7&&42===e&&42===t&&(++i,n=b.starstar,t=this.input.charCodeAt(this.pos+2)),61===t?this.finishOp(b.assign,i+1):this.finishOp(n,i)},Je.readToken_pipe_amp=function(e){var t=this.input.charCodeAt(this.pos+1);return t===e?this.options.ecmaVersion>=12&&61===this.input.charCodeAt(this.pos+2)?this.finishOp(b.assign,3):this.finishOp(124===e?b.logicalOR:b.logicalAND,2):61===t?this.finishOp(b.assign,2):this.finishOp(124===e?b.bitwiseOR:b.bitwiseAND,1)},Je.readToken_caret=function(){return 61===this.input.charCodeAt(this.pos+1)?this.finishOp(b.assign,2):this.finishOp(b.bitwiseXOR,1)},Je.readToken_plus_min=function(e){var t=this.input.charCodeAt(this.pos+1);return t===e?45!==t||this.inModule||62!==this.input.charCodeAt(this.pos+2)||0!==this.lastTokEnd&&!E.test(this.input.slice(this.lastTokEnd,this.pos))?this.finishOp(b.incDec,2):(this.skipLineComment(3),this.skipSpace(),this.nextToken()):61===t?this.finishOp(b.assign,2):this.finishOp(b.plusMin,1)},Je.readToken_lt_gt=function(e){var t=this.input.charCodeAt(this.pos+1),i=1;return t===e?(i=62===e&&62===this.input.charCodeAt(this.pos+2)?3:2,61===this.input.charCodeAt(this.pos+i)?this.finishOp(b.assign,i+1):this.finishOp(b.bitShift,i)):33!==t||60!==e||this.inModule||45!==this.input.charCodeAt(this.pos+2)||45!==this.input.charCodeAt(this.pos+3)?(61===t&&(i=2),this.finishOp(b.relational,i)):(this.skipLineComment(4),this.skipSpace(),this.nextToken())},Je.readToken_eq_excl=function(e){var t=this.input.charCodeAt(this.pos+1);return 61===t?this.finishOp(b.equality,61===this.input.charCodeAt(this.pos+2)?3:2):61===e&&62===t&&this.options.ecmaVersion>=6?(this.pos+=2,this.finishToken(b.arrow)):this.finishOp(61===e?b.eq:b.prefix,1)},Je.readToken_question=function(){var e=this.options.ecmaVersion;if(e>=11){var t=this.input.charCodeAt(this.pos+1);if(46===t){var i=this.input.charCodeAt(this.pos+2);if(i<48||i>57)return this.finishOp(b.questionDot,2)}if(63===t)return e>=12&&61===this.input.charCodeAt(this.pos+2)?this.finishOp(b.assign,3):this.finishOp(b.coalesce,2)}return this.finishOp(b.question,1)},Je.getTokenFromCode=function(e){switch(e){case 46:return this.readToken_dot();case 40:return++this.pos,this.finishToken(b.parenL);case 41:return++this.pos,this.finishToken(b.parenR);case 59:return++this.pos,this.finishToken(b.semi);case 44:return++this.pos,this.finishToken(b.comma);case 91:return++this.pos,this.finishToken(b.bracketL);case 93:return++this.pos,this.finishToken(b.bracketR);case 123:return++this.pos,this.finishToken(b.braceL);case 125:return++this.pos,this.finishToken(b.braceR);case 58:return++this.pos,this.finishToken(b.colon);case 96:if(this.options.ecmaVersion<6)break;return++this.pos,this.finishToken(b.backQuote);case 48:var t=this.input.charCodeAt(this.pos+1);if(120===t||88===t)return this.readRadixNumber(16);if(this.options.ecmaVersion>=6){if(111===t||79===t)return this.readRadixNumber(8);if(98===t||66===t)return this.readRadixNumber(2)}case 49:case 50:case 51:case 52:case 53:case 54:case 55:case 56:case 57:return this.readNumber(!1);case 34:case 39:return this.readString(e);case 47:return this.readToken_slash();case 37:case 42:return this.readToken_mult_modulo_exp(e);case 124:case 38:return this.readToken_pipe_amp(e);case 94:return this.readToken_caret();case 43:case 45:return this.readToken_plus_min(e);case 60:case 62:return this.readToken_lt_gt(e);case 61:case 33:return this.readToken_eq_excl(e);case 63:return this.readToken_question();case 126:return this.finishOp(b.prefix,1)}this.raise(this.pos,"Unexpected character '"+et(e)+"'")},Je.finishOp=function(e,t){var i=this.input.slice(this.pos,this.pos+t);return this.pos+=t,this.finishToken(e,i)},Je.readRegexp=function(){for(var e,t,i=this.pos;;){this.pos>=this.input.length&&this.raise(i,"Unterminated regular expression");var n=this.input.charAt(this.pos);if(E.test(n)&&this.raise(i,"Unterminated regular expression"),e)e=!1;else{if("["===n)t=!0;else if("]"===n&&t)t=!1;else if("/"===n&&!t)break;e="\\"===n}++this.pos}var s=this.input.slice(i,this.pos);++this.pos;var r=this.pos,a=this.readWord1();this.containsEsc&&this.unexpected(r);var o=this.regexpState||(this.regexpState=new Ve(this));o.reset(i,s,a),this.validateRegExpFlags(o),this.validateRegExpPattern(o);var u=null;try{u=new RegExp(s,a)}catch(e){}return this.finishToken(b.regexp,{pattern:s,flags:a,value:u})},Je.readInt=function(e,t,i){for(var n=this.options.ecmaVersion>=12&&void 0===t,s=i&&48===this.input.charCodeAt(this.pos),r=this.pos,a=0,o=0,u=0,c=null==t?1/0:t;u<c;++u,++this.pos){var p=this.input.charCodeAt(this.pos),l=void 0;if(n&&95===p)s&&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===u&&this.raiseRecoverable(this.pos,"Numeric separator is not allowed at the first of digits"),o=p;else{if((l=p>=97?p-97+10:p>=65?p-65+10:p>=48&&p<=57?p-48:1/0)>=e)break;o=p,a=a*e+l}}return n&&95===o&&this.raiseRecoverable(this.pos-1,"Numeric separator is not allowed at the last of digits"),this.pos===r||null!=t&&this.pos-r!==t?null:a},Je.readRadixNumber=function(e){var t=this.pos;this.pos+=2;var i=this.readInt(e);return null==i&&this.raise(this.start+2,"Expected number in radix "+e),this.options.ecmaVersion>=11&&110===this.input.charCodeAt(this.pos)?(i=Ze(this.input.slice(t,this.pos)),++this.pos):h(this.fullCharCodeAtPos())&&this.raise(this.pos,"Identifier directly after number"),this.finishToken(b.num,i)},Je.readNumber=function(e){var t=this.pos;e||null!==this.readInt(10,void 0,!0)||this.raise(t,"Invalid number");var i=this.pos-t>=2&&48===this.input.charCodeAt(t);i&&this.strict&&this.raise(t,"Invalid number");var n=this.input.charCodeAt(this.pos);if(!i&&!e&&this.options.ecmaVersion>=11&&110===n){var s=Ze(this.input.slice(t,this.pos));return++this.pos,h(this.fullCharCodeAtPos())&&this.raise(this.pos,"Identifier directly after number"),this.finishToken(b.num,s)}i&&/[89]/.test(this.input.slice(t,this.pos))&&(i=!1),46!==n||i||(++this.pos,this.readInt(10),n=this.input.charCodeAt(this.pos)),69!==n&&101!==n||i||(43!==(n=this.input.charCodeAt(++this.pos))&&45!==n||++this.pos,null===this.readInt(10)&&this.raise(t,"Invalid number")),h(this.fullCharCodeAtPos())&&this.raise(this.pos,"Identifier directly after number");var r=Xe(this.input.slice(t,this.pos),i);return this.finishToken(b.num,r)},Je.readCodePoint=function(){var e;if(123===this.input.charCodeAt(this.pos)){this.options.ecmaVersion<6&&this.unexpected();var t=++this.pos;e=this.readHexChar(this.input.indexOf("}",this.pos)-this.pos),++this.pos,e>1114111&&this.invalidStringToken(t,"Code point out of bounds")}else e=this.readHexChar(4);return e},Je.readString=function(e){for(var t="",i=++this.pos;;){this.pos>=this.input.length&&this.raise(this.start,"Unterminated string constant");var n=this.input.charCodeAt(this.pos);if(n===e)break;92===n?(t+=this.input.slice(i,this.pos),t+=this.readEscapedChar(!1),i=this.pos):(D(n,this.options.ecmaVersion>=10)&&this.raise(this.start,"Unterminated string constant"),++this.pos)}return t+=this.input.slice(i,this.pos++),this.finishToken(b.string,t)};var tt={};Je.tryReadTemplateToken=function(){this.inTemplateElement=!0;try{this.readTmplToken()}catch(e){if(e!==tt)throw e;this.readInvalidTemplateToken()}this.inTemplateElement=!1},Je.invalidStringToken=function(e,t){if(this.inTemplateElement&&this.options.ecmaVersion>=9)throw tt;this.raise(e,t)},Je.readTmplToken=function(){for(var e="",t=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))return this.pos!==this.start||this.type!==b.template&&this.type!==b.invalidTemplate?(e+=this.input.slice(t,this.pos),this.finishToken(b.template,e)):36===i?(this.pos+=2,this.finishToken(b.dollarBraceL)):(++this.pos,this.finishToken(b.backQuote));if(92===i)e+=this.input.slice(t,this.pos),e+=this.readEscapedChar(!0),t=this.pos;else if(D(i)){switch(e+=this.input.slice(t,this.pos),++this.pos,i){case 13:10===this.input.charCodeAt(this.pos)&&++this.pos;case 10:e+="\n";break;default:e+=String.fromCharCode(i)}this.options.locations&&(++this.curLine,this.lineStart=this.pos),t=this.pos}else++this.pos}},Je.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(b.invalidTemplate,this.input.slice(this.start,this.pos))}this.raise(this.start,"Unterminated template")},Je.readEscapedChar=function(e){var t=this.input.charCodeAt(++this.pos);switch(++this.pos,t){case 110:return"\n";case 114:return"\r";case 120:return String.fromCharCode(this.readHexChar(2));case 117:return et(this.readCodePoint());case 116:return"\t";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(e){var i=this.pos-1;return this.invalidStringToken(i,"Invalid escape sequence in template string"),null}default:if(t>=48&&t<=55){var n=this.input.substr(this.pos-1,3).match(/^[0-7]+/)[0],s=parseInt(n,8);return s>255&&(n=n.slice(0,-1),s=parseInt(n,8)),this.pos+=n.length-1,t=this.input.charCodeAt(this.pos),"0"===n&&56!==t&&57!==t||!this.strict&&!e||this.invalidStringToken(this.pos-1-n.length,e?"Octal literal in template string":"Octal literal in strict mode"),String.fromCharCode(s)}return D(t)?"":String.fromCharCode(t)}},Je.readHexChar=function(e){var t=this.pos,i=this.readInt(16,e);return null===i&&this.invalidStringToken(t,"Bad character escape sequence"),i},Je.readWord1=function(){this.containsEsc=!1;for(var e="",t=!0,i=this.pos,n=this.options.ecmaVersion>=6;this.pos<this.input.length;){var s=this.fullCharCodeAtPos();if(d(s,n))this.pos+=s<=65535?1:2;else{if(92!==s)break;this.containsEsc=!0,e+=this.input.slice(i,this.pos);var r=this.pos;117!==this.input.charCodeAt(++this.pos)&&this.invalidStringToken(this.pos,"Expecting Unicode escape sequence \\uXXXX"),++this.pos;var a=this.readCodePoint();(t?h:d)(a,n)||this.invalidStringToken(r,"Invalid Unicode escape"),e+=et(a),i=this.pos}t=!1}return e+this.input.slice(i,this.pos)},Je.readWord=function(){var e=this.readWord1(),t=b.name;return this.keywords.test(e)&&(t=x[e]),this.finishToken(t,e)};var it="7.4.1";ee.acorn={Parser:ee,version:it,defaultOptions:L,Position:P,SourceLocation:N,getLineInfo:T,Node:xe,TokenType:f,tokTypes:b,keywordTypes:x,TokContext:Ee,tokContexts:Ce,isIdentifierChar:d,isIdentifierStart:h,Token:Ye,isNewLine:D,lineBreak:E,lineBreakG:C,nonASCIIwhitespace:A};var nt=new Set(["Array","ArrayBuffer","atob","AudioContext","Blob","Boolean","BigInt","btoa","clearInterval","clearTimeout","console","crypto","CustomEvent","DataView","Date","decodeURI","decodeURIComponent","devicePixelRatio","document","encodeURI","encodeURIComponent","Error","escape","eval","fetch","File","FileList","FileReader","Float32Array","Float64Array","Function","Headers","Image","ImageData","Infinity","Int16Array","Int32Array","Int8Array","Intl","isFinite","isNaN","JSON","Map","Math","NaN","Number","navigator","Object","parseFloat","parseInt","performance","Path2D","Promise","Proxy","RangeError","ReferenceError","Reflect","RegExp","cancelAnimationFrame","requestAnimationFrame","Set","setInterval","setTimeout","String","Symbol","SyntaxError","TextDecoder","TextEncoder","this","TypeError","Uint16Array","Uint32Array","Uint8Array","Uint8ClampedArray","undefined","unescape","URIError","URL","WeakMap","WeakSet","WebSocket","Worker","window"]);function st(e,t,i,n,s){i||(i=pt),function e(n,s,r){var a=r||n.type,o=t[a];i[a](n,s,e),o&&o(n,s)}(e,n,s)}function rt(e,t,i,n,s){var r=[];i||(i=pt),function e(n,s,a){var o=a||n.type,u=t[o],c=n!==r[r.length-1];c&&r.push(n),i[o](n,s,e),u&&u(n,s||r,r),c&&r.pop()}(e,n,s)}var at=Object.create||function(e){function t(){}return t.prototype=e,new t};function ot(e,t){var i=at(t||pt);for(var n in e)i[n]=e[n];return i}function ut(e,t,i){i(e,t)}function ct(e,t,i){}var pt={};pt.Program=pt.BlockStatement=function(e,t,i){for(var n=0,s=e.body;n<s.length;n+=1)i(s[n],t,"Statement")},pt.Statement=ut,pt.EmptyStatement=ct,pt.ExpressionStatement=pt.ParenthesizedExpression=pt.ChainExpression=function(e,t,i){return i(e.expression,t,"Expression")},pt.IfStatement=function(e,t,i){i(e.test,t,"Expression"),i(e.consequent,t,"Statement"),e.alternate&&i(e.alternate,t,"Statement")},pt.LabeledStatement=function(e,t,i){return 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i(e,t,"Class")},pt.Class=function(e,t,i){e.id&&i(e.id,t,"Pattern"),e.superClass&&i(e.superClass,t,"Expression"),i(e.body,t)},pt.ClassBody=function(e,t,i){for(var n=0,s=e.body;n<s.length;n+=1)i(s[n],t)},pt.MethodDefinition=pt.Property=function(e,t,i){e.computed&&i(e.key,t,"Expression"),i(e.value,t,"Expression")};var lt=ot({Import(){},ViewExpression(e,t,i){i(e.id,t,"Identifier")},MutableExpression(e,t,i){i(e.id,t,"Identifier")}});function ht(e){return"FunctionExpression"===e.type||"FunctionDeclaration"===e.type||"ArrowFunctionExpression"===e.type||"Program"===e.type}function dt(e){return"BlockStatement"===e.type||"ForInStatement"===e.type||"ForOfStatement"===e.type||"ForStatement"===e.type||ht(e)}function ft(e){return"FunctionExpression"===e.type||"FunctionDeclaration"===e.type}function mt(e,t){const i={type:"Program",body:[e.body]},n=new Map,s=new Set(t),r=[];function a(e,t){const i=n.get(e);return!!i&&i.has(t)}function o(e,t){const i=n.get(e);i?i.add(t.name):n.set(e,new 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this.treatFunctionsAsVarInScope(this.currentScope())},wr.allowNewDotTarget.get=function(){var e=this.currentThisScope(),t=e.flags,i=e.inClassFieldInit;return(258&t)>0||i},wr.inClassStaticBlock.get=function(){return(this.currentVarScope().flags&Cr)>0},Ar.extend=function(){for(var e=[],t=arguments.length;t--;)e[t]=arguments[t];for(var i=this,n=0;n<e.length;n++)i=e[n](i);return i},Ar.parse=function(e,t){return new this(t,e).parse()},Ar.parseExpressionAt=function(e,t,i){var n=new this(i,e,t);return n.nextToken(),n.parseExpression()},Ar.tokenizer=function(e,t){return new this(t,e)},Object.defineProperties(Ar.prototype,wr);var Fr=Ar.prototype,kr=/^(?:'((?:\\.|[^'\\])*?)'|"((?:\\.|[^"\\])*?)")/;Fr.strictDirective=function(e){if(this.options.ecmaVersion<5)return!1;for(;;){or.lastIndex=e,e+=or.exec(this.input)[0].length;var t=kr.exec(this.input.slice(e));if(!t)return!1;if("use strict"===(t[1]||t[2])){or.lastIndex=e+t[0].length;var i=or.exec(this.input),n=i.index+i[0].length,s=this.input.charAt(n);return";"===s||"}"===s||ir.test(i[0])&&!(/[(`.[+\-/*%<>=,?^&]/.test(s)||"!"===s&&"="===this.input.charAt(n+1))}e+=t[0].length,or.lastIndex=e,e+=or.exec(this.input)[0].length,";"===this.input[e]&&e++}},Fr.eat=function(e){return this.type===e&&(this.next(),!0)},Fr.isContextual=function(e){return this.type===tr.name&&this.value===e&&!this.containsEsc},Fr.eatContextual=function(e){return!!this.isContextual(e)&&(this.next(),!0)},Fr.expectContextual=function(e){this.eatContextual(e)||this.unexpected()},Fr.canInsertSemicolon=function(){return this.type===tr.eof||this.type===tr.braceR||ir.test(this.input.slice(this.lastTokEnd,this.start))},Fr.insertSemicolon=function(){if(this.canInsertSemicolon())return this.options.onInsertedSemicolon&&this.options.onInsertedSemicolon(this.lastTokEnd,this.lastTokEndLoc),!0},Fr.semicolon=function(){this.eat(tr.semi)||this.insertSemicolon()||this.unexpected()},Fr.afterTrailingComma=function(e,t){if(this.type===e)return this.options.onTrailingComma&&this.options.onTrailingComma(this.lastTokStart,this.lastTokStartLoc),t||this.next(),!0},Fr.expect=function(e){this.eat(e)||this.unexpected()},Fr.unexpected=function(e){this.raise(null!=e?e:this.start,"Unexpected token")};var Sr=function(){this.shorthandAssign=this.trailingComma=this.parenthesizedAssign=this.parenthesizedBind=this.doubleProto=-1};Fr.checkPatternErrors=function(e,t){if(e){e.trailingComma>-1&&this.raiseRecoverable(e.trailingComma,"Comma is not permitted after the rest element");var i=t?e.parenthesizedAssign:e.parenthesizedBind;i>-1&&this.raiseRecoverable(i,t?"Assigning to rvalue":"Parenthesized pattern")}},Fr.checkExpressionErrors=function(e,t){if(!e)return!1;var i=e.shorthandAssign,n=e.doubleProto;if(!t)return i>=0||n>=0;i>=0&&this.raise(i,"Shorthand property assignments are valid only in destructuring patterns"),n>=0&&this.raiseRecoverable(n,"Redefinition of __proto__ property")},Fr.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")},Fr.isSimpleAssignTarget=function(e){return"ParenthesizedExpression"===e.type?this.isSimpleAssignTarget(e.expression):"Identifier"===e.type||"MemberExpression"===e.type};var _r=Ar.prototype;_r.parseTopLevel=function(e){var t=Object.create(null);for(e.body||(e.body=[]);this.type!==tr.eof;){var i=this.parseStatement(null,!0,t);e.body.push(i)}if(this.inModule)for(var n=0,s=Object.keys(this.undefinedExports);n<s.length;n+=1){var r=s[n];this.raiseRecoverable(this.undefinedExports[r].start,"Export '"+r+"' is not 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n,s=this.type,r=this.startNode();switch(this.isLet(e)&&(s=tr._var,n="let"),s){case tr._break:case tr._continue:return this.parseBreakContinueStatement(r,s.keyword);case tr._debugger:return this.parseDebuggerStatement(r);case tr._do:return this.parseDoStatement(r);case tr._for:return this.parseForStatement(r);case tr._function:return e&&(this.strict||"if"!==e&&"label"!==e)&&this.options.ecmaVersion>=6&&this.unexpected(),this.parseFunctionStatement(r,!1,!e);case tr._class:return e&&this.unexpected(),this.parseClass(r,!0);case tr._if:return this.parseIfStatement(r);case tr._return:return this.parseReturnStatement(r);case tr._switch:return this.parseSwitchStatement(r);case tr._throw:return this.parseThrowStatement(r);case tr._try:return this.parseTryStatement(r);case tr._const:case tr._var:return n=n||this.value,e&&"var"!==n&&this.unexpected(),this.parseVarStatement(r,n);case tr._while:return this.parseWhileStatement(r);case tr._with:return this.parseWithStatement(r);case tr.braceL:return this.parseBlock(!0,r);case tr.semi:return this.parseEmptyStatement(r);case tr._export:case tr._import:if(this.options.ecmaVersion>10&&s===tr._import){or.lastIndex=this.pos;var a=or.exec(this.input),o=this.pos+a[0].length,u=this.input.charCodeAt(o);if(40===u||46===u)return this.parseExpressionStatement(r,this.parseExpression())}return this.options.allowImportExportEverywhere||(t||this.raise(this.start,"'import' and 'export' may only appear at the top level"),this.inModule||this.raise(this.start,"'import' and 'export' may appear only with 'sourceType: module'")),s===tr._import?this.parseImport(r):this.parseExport(r,i);default:if(this.isAsyncFunction())return e&&this.unexpected(),this.next(),this.parseFunctionStatement(r,!0,!e);var c=this.value,p=this.parseExpression();return s===tr.name&&"Identifier"===p.type&&this.eat(tr.colon)?this.parseLabeledStatement(r,c,p,e):this.parseExpressionStatement(r,p)}},_r.parseBreakContinueStatement=function(e,t){var i="break"===t;this.next(),this.eat(tr.semi)||this.insertSemicolon()?e.label=null:this.type!==tr.name?this.unexpected():(e.label=this.parseIdent(),this.semicolon());for(var n=0;n<this.labels.length;++n){var s=this.labels[n];if(null==e.label||s.name===e.label.name){if(null!=s.kind&&(i||"loop"===s.kind))break;if(e.label&&i)break}}return n===this.labels.length&&this.raise(e.start,"Unsyntactic "+t),this.finishNode(e,i?"BreakStatement":"ContinueStatement")},_r.parseDebuggerStatement=function(e){return this.next(),this.semicolon(),this.finishNode(e,"DebuggerStatement")},_r.parseDoStatement=function(e){return this.next(),this.labels.push(Br),e.body=this.parseStatement("do"),this.labels.pop(),this.expect(tr._while),e.test=this.parseParenExpression(),this.options.ecmaVersion>=6?this.eat(tr.semi):this.semicolon(),this.finishNode(e,"DoWhileStatement")},_r.parseForStatement=function(e){this.next();var t=this.options.ecmaVersion>=9&&this.canAwait&&this.eatContextual("await")?this.lastTokStart:-1;if(this.labels.push(Br),this.enterScope(0),this.expect(tr.parenL),this.type===tr.semi)return t>-1&&this.unexpected(t),this.parseFor(e,null);var i=this.isLet();if(this.type===tr._var||this.type===tr._const||i){var n=this.startNode(),s=i?"let":this.value;return this.next(),this.parseVar(n,!0,s),this.finishNode(n,"VariableDeclaration"),(this.type===tr._in||this.options.ecmaVersion>=6&&this.isContextual("of"))&&1===n.declarations.length?(this.options.ecmaVersion>=9&&(this.type===tr._in?t>-1&&this.unexpected(t):e.await=t>-1),this.parseForIn(e,n)):(t>-1&&this.unexpected(t),this.parseFor(e,n))}var r=this.isContextual("let"),a=!1,o=new Sr,u=this.parseExpression(!(t>-1)||"await",o);return this.type===tr._in||(a=this.options.ecmaVersion>=6&&this.isContextual("of"))?(this.options.ecmaVersion>=9&&(this.type===tr._in?t>-1&&this.unexpected(t):e.await=t>-1),r&&a&&this.raise(u.start,"The left-hand side of a 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t;this.next(),e.discriminant=this.parseParenExpression(),e.cases=[],this.expect(tr.braceL),this.labels.push(Ir),this.enterScope(0);for(var i=!1;this.type!==tr.braceR;)if(this.type===tr._case||this.type===tr._default){var n=this.type===tr._case;t&&this.finishNode(t,"SwitchCase"),e.cases.push(t=this.startNode()),t.consequent=[],this.next(),n?t.test=this.parseExpression():(i&&this.raiseRecoverable(this.lastTokStart,"Multiple default clauses"),i=!0,t.test=null),this.expect(tr.colon)}else t||this.unexpected(),t.consequent.push(this.parseStatement(null));return this.exitScope(),t&&this.finishNode(t,"SwitchCase"),this.next(),this.labels.pop(),this.finishNode(e,"SwitchStatement")},_r.parseThrowStatement=function(e){return this.next(),ir.test(this.input.slice(this.lastTokEnd,this.start))&&this.raise(this.lastTokEnd,"Illegal newline after throw"),e.argument=this.parseExpression(),this.semicolon(),this.finishNode(e,"ThrowStatement")};var Pr=[];_r.parseTryStatement=function(e){if(this.next(),e.block=this.parseBlock(),e.handler=null,this.type===tr._catch){var t=this.startNode();if(this.next(),this.eat(tr.parenL)){t.param=this.parseBindingAtom();var i="Identifier"===t.param.type;this.enterScope(i?32:0),this.checkLValPattern(t.param,i?4:2),this.expect(tr.parenR)}else this.options.ecmaVersion<10&&this.unexpected(),t.param=null,this.enterScope(0);t.body=this.parseBlock(!1),this.exitScope(),e.handler=this.finishNode(t,"CatchClause")}return e.finalizer=this.eat(tr._finally)?this.parseBlock():null,e.handler||e.finalizer||this.raise(e.start,"Missing catch or finally clause"),this.finishNode(e,"TryStatement")},_r.parseVarStatement=function(e,t){return this.next(),this.parseVar(e,!1,t),this.semicolon(),this.finishNode(e,"VariableDeclaration")},_r.parseWhileStatement=function(e){return this.next(),e.test=this.parseParenExpression(),this.labels.push(Br),e.body=this.parseStatement("while"),this.labels.pop(),this.finishNode(e,"WhileStatement")},_r.parseWithStatement=function(e){return this.strict&&this.raise(this.start,"'with' in strict mode"),this.next(),e.object=this.parseParenExpression(),e.body=this.parseStatement("with"),this.finishNode(e,"WithStatement")},_r.parseEmptyStatement=function(e){return this.next(),this.finishNode(e,"EmptyStatement")},_r.parseLabeledStatement=function(e,t,i,n){for(var s=0,r=this.labels;s<r.length;s+=1){r[s].name===t&&this.raise(i.start,"Label '"+t+"' is already declared")}for(var a=this.type.isLoop?"loop":this.type===tr._switch?"switch":null,o=this.labels.length-1;o>=0;o--){var u=this.labels[o];if(u.statementStart!==e.start)break;u.statementStart=this.start,u.kind=a}return this.labels.push({name:t,kind:a,statementStart:this.start}),e.body=this.parseStatement(n?-1===n.indexOf("label")?n+"label":n:"label"),this.labels.pop(),e.label=i,this.finishNode(e,"LabeledStatement")},_r.parseExpressionStatement=function(e,t){return e.expression=t,this.semicolon(),this.finishNode(e,"ExpressionStatement")},_r.parseBlock=function(e,t,i){for(void 0===e&&(e=!0),void 0===t&&(t=this.startNode()),t.body=[],this.expect(tr.braceL),e&&this.enterScope(0);this.type!==tr.braceR;){var n=this.parseStatement(null);t.body.push(n)}return i&&(this.strict=!1),this.next(),e&&this.exitScope(),this.finishNode(t,"BlockStatement")},_r.parseFor=function(e,t){return e.init=t,this.expect(tr.semi),e.test=this.type===tr.semi?null:this.parseExpression(),this.expect(tr.semi),e.update=this.type===tr.parenR?null:this.parseExpression(),this.expect(tr.parenR),e.body=this.parseStatement("for"),this.exitScope(),this.labels.pop(),this.finishNode(e,"ForStatement")},_r.parseForIn=function(e,t){var i=this.type===tr._in;return this.next(),"VariableDeclaration"===t.type&&null!=t.declarations[0].init&&(!i||this.options.ecmaVersion<8||this.strict||"var"!==t.kind||"Identifier"!==t.declarations[0].id.type)&&this.raise(t.start,(i?"for-in":"for-of")+" loop variable declaration may not have an initializer"),e.left=t,e.right=i?this.parseExpression():this.parseMaybeAssign(),this.expect(tr.parenR),e.body=this.parseStatement("for"),this.exitScope(),this.labels.pop(),this.finishNode(e,i?"ForInStatement":"ForOfStatement")},_r.parseVar=function(e,t,i){for(e.declarations=[],e.kind=i;;){var n=this.startNode();if(this.parseVarId(n,i),this.eat(tr.eq)?n.init=this.parseMaybeAssign(t):"const"!==i||this.type===tr._in||this.options.ecmaVersion>=6&&this.isContextual("of")?"Identifier"===n.id.type||t&&(this.type===tr._in||this.isContextual("of"))?n.init=null:this.raise(this.lastTokEnd,"Complex binding patterns require an initialization value"):this.unexpected(),e.declarations.push(this.finishNode(n,"VariableDeclarator")),!this.eat(tr.comma))break}return e},_r.parseVarId=function(e,t){e.id=this.parseBindingAtom(),this.checkLValPattern(e.id,"var"===t?1:2,!1)};var Nr=1,Tr=2;function Lr(e,t){var i=t.key.name,n=e[i],s="true";return"MethodDefinition"!==t.type||"get"!==t.kind&&"set"!==t.kind||(s=(t.static?"s":"i")+t.kind),"iget"===n&&"iset"===s||"iset"===n&&"iget"===s||"sget"===n&&"sset"===s||"sset"===n&&"sget"===s?(e[i]="true",!1):!!n||(e[i]=s,!1)}function Vr(e,t){var i=e.computed,n=e.key;return!i&&("Identifier"===n.type&&n.name===t||"Literal"===n.type&&n.value===t)}_r.parseFunction=function(e,t,i,n,s){this.initFunction(e),(this.options.ecmaVersion>=9||this.options.ecmaVersion>=6&&!n)&&(this.type===tr.star&&t&Tr&&this.unexpected(),e.generator=this.eat(tr.star)),this.options.ecmaVersion>=8&&(e.async=!!n),t&Nr&&(e.id=4&t&&this.type!==tr.name?null:this.parseIdent(),!e.id||t&Tr||this.checkLValSimple(e.id,this.strict||e.generator||e.async?this.treatFunctionsAsVar?1:2:3));var r=this.yieldPos,a=this.awaitPos,o=this.awaitIdentPos;return this.yieldPos=0,this.awaitPos=0,this.awaitIdentPos=0,this.enterScope(Dr(e.async,e.generator)),t&Nr||(e.id=this.type===tr.name?this.parseIdent():null),this.parseFunctionParams(e),this.parseFunctionBody(e,i,!1,s),this.yieldPos=r,this.awaitPos=a,this.awaitIdentPos=o,this.finishNode(e,t&Nr?"FunctionDeclaration":"FunctionExpression")},_r.parseFunctionParams=function(e){this.expect(tr.parenL),e.params=this.parseBindingList(tr.parenR,!1,this.options.ecmaVersion>=8),this.checkYieldAwaitInDefaultParams()},_r.parseClass=function(e,t){this.next();var i=this.strict;this.strict=!0,this.parseClassId(e,t),this.parseClassSuper(e);var n=this.enterClassBody(),s=this.startNode(),r=!1;for(s.body=[],this.expect(tr.braceL);this.type!==tr.braceR;){var a=this.parseClassElement(null!==e.superClass);a&&(s.body.push(a),"MethodDefinition"===a.type&&"constructor"===a.kind?(r&&this.raise(a.start,"Duplicate constructor in the same class"),r=!0):a.key&&"PrivateIdentifier"===a.key.type&&Lr(n,a)&&this.raiseRecoverable(a.key.start,"Identifier '#"+a.key.name+"' has already been declared"))}return this.strict=i,this.next(),e.body=this.finishNode(s,"ClassBody"),this.exitClassBody(),this.finishNode(e,t?"ClassDeclaration":"ClassExpression")},_r.parseClassElement=function(e){if(this.eat(tr.semi))return null;var t=this.options.ecmaVersion,i=this.startNode(),n="",s=!1,r=!1,a="method",o=!1;if(this.eatContextual("static")){if(t>=13&&this.eat(tr.braceL))return this.parseClassStaticBlock(i),i;this.isClassElementNameStart()||this.type===tr.star?o=!0:n="static"}if(i.static=o,!n&&t>=8&&this.eatContextual("async")&&(!this.isClassElementNameStart()&&this.type!==tr.star||this.canInsertSemicolon()?n="async":r=!0),!n&&(t>=9||!r)&&this.eat(tr.star)&&(s=!0),!n&&!r&&!s){var u=this.value;(this.eatContextual("get")||this.eatContextual("set"))&&(this.isClassElementNameStart()?a=u:n=u)}if(n?(i.computed=!1,i.key=this.startNodeAt(this.lastTokStart,this.lastTokStartLoc),i.key.name=n,this.finishNode(i.key,"Identifier")):this.parseClassElementName(i),t<13||this.type===tr.parenL||"method"!==a||s||r){var c=!i.static&&Vr(i,"constructor"),p=c&&e;c&&"method"!==a&&this.raise(i.key.start,"Constructor can't have get/set modifier"),i.kind=c?"constructor":a,this.parseClassMethod(i,s,r,p)}else this.parseClassField(i);return i},_r.isClassElementNameStart=function(){return this.type===tr.name||this.type===tr.privateId||this.type===tr.num||this.type===tr.string||this.type===tr.bracketL||this.type.keyword},_r.parseClassElementName=function(e){this.type===tr.privateId?("constructor"===this.value&&this.raise(this.start,"Classes can't have an element named '#constructor'"),e.computed=!1,e.key=this.parsePrivateIdent()):this.parsePropertyName(e)},_r.parseClassMethod=function(e,t,i,n){var s=e.key;"constructor"===e.kind?(t&&this.raise(s.start,"Constructor can't be a generator"),i&&this.raise(s.start,"Constructor can't be an async method")):e.static&&Vr(e,"prototype")&&this.raise(s.start,"Classes may not have a static property named prototype");var r=e.value=this.parseMethod(t,i,n);return"get"===e.kind&&0!==r.params.length&&this.raiseRecoverable(r.start,"getter should have no params"),"set"===e.kind&&1!==r.params.length&&this.raiseRecoverable(r.start,"setter should have exactly one param"),"set"===e.kind&&"RestElement"===r.params[0].type&&this.raiseRecoverable(r.params[0].start,"Setter cannot use rest params"),this.finishNode(e,"MethodDefinition")},_r.parseClassField=function(e){if(Vr(e,"constructor")?this.raise(e.key.start,"Classes can't have a field named 'constructor'"):e.static&&Vr(e,"prototype")&&this.raise(e.key.start,"Classes can't have a static field named 'prototype'"),this.eat(tr.eq)){var t=this.currentThisScope(),i=t.inClassFieldInit;t.inClassFieldInit=!0,e.value=this.parseMaybeAssign(),t.inClassFieldInit=i}else e.value=null;return this.semicolon(),this.finishNode(e,"PropertyDefinition")},_r.parseClassStaticBlock=function(e){e.body=[];var t=this.labels;for(this.labels=[],this.enterScope(320);this.type!==tr.braceR;){var i=this.parseStatement(null);e.body.push(i)}return this.next(),this.exitScope(),this.labels=t,this.finishNode(e,"StaticBlock")},_r.parseClassId=function(e,t){this.type===tr.name?(e.id=this.parseIdent(),t&&this.checkLValSimple(e.id,2,!1)):(!0===t&&this.unexpected(),e.id=null)},_r.parseClassSuper=function(e){e.superClass=this.eat(tr._extends)?this.parseExprSubscripts(!1):null},_r.enterClassBody=function(){var e={declared:Object.create(null),used:[]};return this.privateNameStack.push(e),e.declared},_r.exitClassBody=function(){for(var e=this.privateNameStack.pop(),t=e.declared,i=e.used,n=this.privateNameStack.length,s=0===n?null:this.privateNameStack[n-1],r=0;r<i.length;++r){var a=i[r];lr(t,a.name)||(s?s.used.push(a):this.raiseRecoverable(a.start,"Private field '#"+a.name+"' must be declared in an enclosing class"))}},_r.parseExport=function(e,t){if(this.next(),this.eat(tr.star))return this.options.ecmaVersion>=11&&(this.eatContextual("as")?(e.exported=this.parseModuleExportName(),this.checkExport(t,e.exported,this.lastTokStart)):e.exported=null),this.expectContextual("from"),this.type!==tr.string&&this.unexpected(),e.source=this.parseExprAtom(),this.semicolon(),this.finishNode(e,"ExportAllDeclaration");if(this.eat(tr._default)){var i;if(this.checkExport(t,"default",this.lastTokStart),this.type===tr._function||(i=this.isAsyncFunction())){var n=this.startNode();this.next(),i&&this.next(),e.declaration=this.parseFunction(n,4|Nr,!1,i)}else if(this.type===tr._class){var s=this.startNode();e.declaration=this.parseClass(s,"nullableID")}else e.declaration=this.parseMaybeAssign(),this.semicolon();return this.finishNode(e,"ExportDefaultDeclaration")}if(this.shouldParseExportStatement())e.declaration=this.parseStatement(null),"VariableDeclaration"===e.declaration.type?this.checkVariableExport(t,e.declaration.declarations):this.checkExport(t,e.declaration.id,e.declaration.id.start),e.specifiers=[],e.source=null;else{if(e.declaration=null,e.specifiers=this.parseExportSpecifiers(t),this.eatContextual("from"))this.type!==tr.string&&this.unexpected(),e.source=this.parseExprAtom();else{for(var r=0,a=e.specifiers;r<a.length;r+=1){var o=a[r];this.checkUnreserved(o.local),this.checkLocalExport(o.local),"Literal"===o.local.type&&this.raise(o.local.start,"A string literal cannot be used as an exported binding without `from`.")}e.source=null}this.semicolon()}return this.finishNode(e,"ExportNamedDeclaration")},_r.checkExport=function(e,t,i){e&&("string"!=typeof t&&(t="Identifier"===t.type?t.name:t.value),lr(e,t)&&this.raiseRecoverable(i,"Duplicate export '"+t+"'"),e[t]=!0)},_r.checkPatternExport=function(e,t){var i=t.type;if("Identifier"===i)this.checkExport(e,t,t.start);else if("ObjectPattern"===i)for(var n=0,s=t.properties;n<s.length;n+=1){var r=s[n];this.checkPatternExport(e,r)}else if("ArrayPattern"===i)for(var a=0,o=t.elements;a<o.length;a+=1){var u=o[a];u&&this.checkPatternExport(e,u)}else"Property"===i?this.checkPatternExport(e,t.value):"AssignmentPattern"===i?this.checkPatternExport(e,t.left):"RestElement"===i?this.checkPatternExport(e,t.argument):"ParenthesizedExpression"===i&&this.checkPatternExport(e,t.expression)},_r.checkVariableExport=function(e,t){if(e)for(var i=0,n=t;i<n.length;i+=1){var s=n[i];this.checkPatternExport(e,s.id)}},_r.shouldParseExportStatement=function(){return"var"===this.type.keyword||"const"===this.type.keyword||"class"===this.type.keyword||"function"===this.type.keyword||this.isLet()||this.isAsyncFunction()},_r.parseExportSpecifiers=function(e){var t=[],i=!0;for(this.expect(tr.braceL);!this.eat(tr.braceR);){if(i)i=!1;else if(this.expect(tr.comma),this.afterTrailingComma(tr.braceR))break;var n=this.startNode();n.local=this.parseModuleExportName(),n.exported=this.eatContextual("as")?this.parseModuleExportName():n.local,this.checkExport(e,n.exported,n.exported.start),t.push(this.finishNode(n,"ExportSpecifier"))}return t},_r.parseImport=function(e){return this.next(),this.type===tr.string?(e.specifiers=Pr,e.source=this.parseExprAtom()):(e.specifiers=this.parseImportSpecifiers(),this.expectContextual("from"),e.source=this.type===tr.string?this.parseExprAtom():this.unexpected()),this.semicolon(),this.finishNode(e,"ImportDeclaration")},_r.parseImportSpecifiers=function(){var e=[],t=!0;if(this.type===tr.name){var i=this.startNode();if(i.local=this.parseIdent(),this.checkLValSimple(i.local,2),e.push(this.finishNode(i,"ImportDefaultSpecifier")),!this.eat(tr.comma))return e}if(this.type===tr.star){var n=this.startNode();return this.next(),this.expectContextual("as"),n.local=this.parseIdent(),this.checkLValSimple(n.local,2),e.push(this.finishNode(n,"ImportNamespaceSpecifier")),e}for(this.expect(tr.braceL);!this.eat(tr.braceR);){if(t)t=!1;else if(this.expect(tr.comma),this.afterTrailingComma(tr.braceR))break;var s=this.startNode();s.imported=this.parseModuleExportName(),this.eatContextual("as")?s.local=this.parseIdent():(this.checkUnreserved(s.imported),s.local=s.imported),this.checkLValSimple(s.local,2),e.push(this.finishNode(s,"ImportSpecifier"))}return e},_r.parseModuleExportName=function(){if(this.options.ecmaVersion>=13&&this.type===tr.string){var e=this.parseLiteral(this.value);return mr.test(e.value)&&this.raise(e.start,"An export name cannot include a lone surrogate."),e}return this.parseIdent(!0)},_r.adaptDirectivePrologue=function(e){for(var t=0;t<e.length&&this.isDirectiveCandidate(e[t]);++t)e[t].directive=e[t].expression.raw.slice(1,-1)},_r.isDirectiveCandidate=function(e){return this.options.ecmaVersion>=5&&"ExpressionStatement"===e.type&&"Literal"===e.expression.type&&"string"==typeof e.expression.value&&('"'===this.input[e.start]||"'"===this.input[e.start])};var Rr=Ar.prototype;Rr.toAssignable=function(e,t,i){if(this.options.ecmaVersion>=6&&e)switch(e.type){case"Identifier":this.inAsync&&"await"===e.name&&this.raise(e.start,"Cannot use 'await' as identifier inside an async function");break;case"ObjectPattern":case"ArrayPattern":case"AssignmentPattern":case"RestElement":break;case"ObjectExpression":e.type="ObjectPattern",i&&this.checkPatternErrors(i,!0);for(var n=0,s=e.properties;n<s.length;n+=1){var r=s[n];this.toAssignable(r,t),"RestElement"!==r.type||"ArrayPattern"!==r.argument.type&&"ObjectPattern"!==r.argument.type||this.raise(r.argument.start,"Unexpected token")}break;case"Property":"init"!==e.kind&&this.raise(e.key.start,"Object pattern can't contain getter or setter"),this.toAssignable(e.value,t);break;case"ArrayExpression":e.type="ArrayPattern",i&&this.checkPatternErrors(i,!0),this.toAssignableList(e.elements,t);break;case"SpreadElement":e.type="RestElement",this.toAssignable(e.argument,t),"AssignmentPattern"===e.argument.type&&this.raise(e.argument.start,"Rest elements cannot have a default value");break;case"AssignmentExpression":"="!==e.operator&&this.raise(e.left.end,"Only '=' operator can be used for specifying default value."),e.type="AssignmentPattern",delete e.operator,this.toAssignable(e.left,t);break;case"ParenthesizedExpression":this.toAssignable(e.expression,t,i);break;case"ChainExpression":this.raiseRecoverable(e.start,"Optional chaining cannot appear in left-hand side");break;case"MemberExpression":if(!t)break;default:this.raise(e.start,"Assigning to rvalue")}else i&&this.checkPatternErrors(i,!0);return e},Rr.toAssignableList=function(e,t){for(var i=e.length,n=0;n<i;n++){var s=e[n];s&&this.toAssignable(s,t)}if(i){var r=e[i-1];6===this.options.ecmaVersion&&t&&r&&"RestElement"===r.type&&"Identifier"!==r.argument.type&&this.unexpected(r.argument.start)}return e},Rr.parseSpread=function(e){var t=this.startNode();return this.next(),t.argument=this.parseMaybeAssign(!1,e),this.finishNode(t,"SpreadElement")},Rr.parseRestBinding=function(){var e=this.startNode();return this.next(),6===this.options.ecmaVersion&&this.type!==tr.name&&this.unexpected(),e.argument=this.parseBindingAtom(),this.finishNode(e,"RestElement")},Rr.parseBindingAtom=function(){if(this.options.ecmaVersion>=6)switch(this.type){case tr.bracketL:var e=this.startNode();return this.next(),e.elements=this.parseBindingList(tr.bracketR,!0,!0),this.finishNode(e,"ArrayPattern");case tr.braceL:return this.parseObj(!0)}return this.parseIdent()},Rr.parseBindingList=function(e,t,i){for(var n=[],s=!0;!this.eat(e);)if(s?s=!1:this.expect(tr.comma),t&&this.type===tr.comma)n.push(null);else{if(i&&this.afterTrailingComma(e))break;if(this.type===tr.ellipsis){var r=this.parseRestBinding();this.parseBindingListItem(r),n.push(r),this.type===tr.comma&&this.raise(this.start,"Comma is not permitted after the rest element"),this.expect(e);break}var a=this.parseMaybeDefault(this.start,this.startLoc);this.parseBindingListItem(a),n.push(a)}return n},Rr.parseBindingListItem=function(e){return e},Rr.parseMaybeDefault=function(e,t,i){if(i=i||this.parseBindingAtom(),this.options.ecmaVersion<6||!this.eat(tr.eq))return i;var n=this.startNodeAt(e,t);return n.left=i,n.right=this.parseMaybeAssign(),this.finishNode(n,"AssignmentPattern")},Rr.checkLValSimple=function(e,t,i){void 0===t&&(t=0);var n=0!==t;switch(e.type){case"Identifier":this.strict&&this.reservedWordsStrictBind.test(e.name)&&this.raiseRecoverable(e.start,(n?"Binding ":"Assigning to ")+e.name+" in strict mode"),n&&(2===t&&"let"===e.name&&this.raiseRecoverable(e.start,"let is disallowed as a lexically bound name"),i&&(lr(i,e.name)&&this.raiseRecoverable(e.start,"Argument name clash"),i[e.name]=!0),5!==t&&this.declareName(e.name,t,e.start));break;case"ChainExpression":this.raiseRecoverable(e.start,"Optional chaining cannot appear in left-hand side");break;case"MemberExpression":n&&this.raiseRecoverable(e.start,"Binding member expression");break;case"ParenthesizedExpression":return n&&this.raiseRecoverable(e.start,"Binding parenthesized expression"),this.checkLValSimple(e.expression,t,i);default:this.raise(e.start,(n?"Binding":"Assigning to")+" rvalue")}},Rr.checkLValPattern=function(e,t,i){switch(void 0===t&&(t=0),e.type){case"ObjectPattern":for(var n=0,s=e.properties;n<s.length;n+=1){var r=s[n];this.checkLValInnerPattern(r,t,i)}break;case"ArrayPattern":for(var a=0,o=e.elements;a<o.length;a+=1){var u=o[a];u&&this.checkLValInnerPattern(u,t,i)}break;default:this.checkLValSimple(e,t,i)}},Rr.checkLValInnerPattern=function(e,t,i){switch(void 0===t&&(t=0),e.type){case"Property":this.checkLValInnerPattern(e.value,t,i);break;case"AssignmentPattern":this.checkLValPattern(e.left,t,i);break;case"RestElement":this.checkLValPattern(e.argument,t,i);break;default:this.checkLValPattern(e,t,i)}};var Or=function(e,t,i,n,s){this.token=e,this.isExpr=!!t,this.preserveSpace=!!i,this.override=n,this.generator=!!s},Mr={b_stat:new Or("{",!1),b_expr:new Or("{",!0),b_tmpl:new Or("${",!1),p_stat:new Or("(",!1),p_expr:new Or("(",!0),q_tmpl:new Or("`",!0,!0,(function(e){return e.tryReadTemplateToken()})),f_stat:new Or("function",!1),f_expr:new Or("function",!0),f_expr_gen:new Or("function",!0,!1,null,!0),f_gen:new Or("function",!1,!1,null,!0)},jr=Ar.prototype;jr.initialContext=function(){return[Mr.b_stat]},jr.curContext=function(){return this.context[this.context.length-1]},jr.braceIsBlock=function(e){var t=this.curContext();return t===Mr.f_expr||t===Mr.f_stat||(e!==tr.colon||t!==Mr.b_stat&&t!==Mr.b_expr?e===tr._return||e===tr.name&&this.exprAllowed?ir.test(this.input.slice(this.lastTokEnd,this.start)):e===tr._else||e===tr.semi||e===tr.eof||e===tr.parenR||e===tr.arrow||(e===tr.braceL?t===Mr.b_stat:e!==tr._var&&e!==tr._const&&e!==tr.name&&!this.exprAllowed):!t.isExpr)},jr.inGeneratorContext=function(){for(var e=this.context.length-1;e>=1;e--){var t=this.context[e];if("function"===t.token)return t.generator}return!1},jr.updateContext=function(e){var t,i=this.type;i.keyword&&e===tr.dot?this.exprAllowed=!1:(t=i.updateContext)?t.call(this,e):this.exprAllowed=i.beforeExpr},jr.overrideContext=function(e){this.curContext()!==e&&(this.context[this.context.length-1]=e)},tr.parenR.updateContext=tr.braceR.updateContext=function(){if(1!==this.context.length){var e=this.context.pop();e===Mr.b_stat&&"function"===this.curContext().token&&(e=this.context.pop()),this.exprAllowed=!e.isExpr}else this.exprAllowed=!0},tr.braceL.updateContext=function(e){this.context.push(this.braceIsBlock(e)?Mr.b_stat:Mr.b_expr),this.exprAllowed=!0},tr.dollarBraceL.updateContext=function(){this.context.push(Mr.b_tmpl),this.exprAllowed=!0},tr.parenL.updateContext=function(e){var t=e===tr._if||e===tr._for||e===tr._with||e===tr._while;this.context.push(t?Mr.p_stat:Mr.p_expr),this.exprAllowed=!0},tr.incDec.updateContext=function(){},tr._function.updateContext=tr._class.updateContext=function(e){!e.beforeExpr||e===tr._else||e===tr.semi&&this.curContext()!==Mr.p_stat||e===tr._return&&ir.test(this.input.slice(this.lastTokEnd,this.start))||(e===tr.colon||e===tr.braceL)&&this.curContext()===Mr.b_stat?this.context.push(Mr.f_stat):this.context.push(Mr.f_expr),this.exprAllowed=!1},tr.backQuote.updateContext=function(){this.curContext()===Mr.q_tmpl?this.context.pop():this.context.push(Mr.q_tmpl),this.exprAllowed=!1},tr.star.updateContext=function(e){if(e===tr._function){var t=this.context.length-1;this.context[t]===Mr.f_expr?this.context[t]=Mr.f_expr_gen:this.context[t]=Mr.f_gen}this.exprAllowed=!0},tr.name.updateContext=function(e){var t=!1;this.options.ecmaVersion>=6&&e!==tr.dot&&("of"===this.value&&!this.exprAllowed||"yield"===this.value&&this.inGeneratorContext())&&(t=!0),this.exprAllowed=t};var qr=Ar.prototype;function $r(e){return"MemberExpression"===e.type&&"PrivateIdentifier"===e.property.type||"ChainExpression"===e.type&&$r(e.expression)}qr.checkPropClash=function(e,t,i){if(!(this.options.ecmaVersion>=9&&"SpreadElement"===e.type||this.options.ecmaVersion>=6&&(e.computed||e.method||e.shorthand))){var n,s=e.key;switch(s.type){case"Identifier":n=s.name;break;case"Literal":n=String(s.value);break;default:return}var r=e.kind;if(this.options.ecmaVersion>=6)"__proto__"===n&&"init"===r&&(t.proto&&(i?i.doubleProto<0&&(i.doubleProto=s.start):this.raiseRecoverable(s.start,"Redefinition of __proto__ property")),t.proto=!0);else{var a=t[n="$"+n];if(a)("init"===r?this.strict&&a.init||a.get||a.set:a.init||a[r])&&this.raiseRecoverable(s.start,"Redefinition of property");else a=t[n]={init:!1,get:!1,set:!1};a[r]=!0}}},qr.parseExpression=function(e,t){var i=this.start,n=this.startLoc,s=this.parseMaybeAssign(e,t);if(this.type===tr.comma){var r=this.startNodeAt(i,n);for(r.expressions=[s];this.eat(tr.comma);)r.expressions.push(this.parseMaybeAssign(e,t));return this.finishNode(r,"SequenceExpression")}return s},qr.parseMaybeAssign=function(e,t,i){if(this.isContextual("yield")){if(this.inGenerator)return this.parseYield(e);this.exprAllowed=!1}var n=!1,s=-1,r=-1,a=-1;t?(s=t.parenthesizedAssign,r=t.trailingComma,a=t.doubleProto,t.parenthesizedAssign=t.trailingComma=-1):(t=new Sr,n=!0);var o=this.start,u=this.startLoc;this.type!==tr.parenL&&this.type!==tr.name||(this.potentialArrowAt=this.start,this.potentialArrowInForAwait="await"===e);var c=this.parseMaybeConditional(e,t);if(i&&(c=i.call(this,c,o,u)),this.type.isAssign){var p=this.startNodeAt(o,u);return p.operator=this.value,this.type===tr.eq&&(c=this.toAssignable(c,!1,t)),n||(t.parenthesizedAssign=t.trailingComma=t.doubleProto=-1),t.shorthandAssign>=c.start&&(t.shorthandAssign=-1),this.type===tr.eq?this.checkLValPattern(c):this.checkLValSimple(c),p.left=c,this.next(),p.right=this.parseMaybeAssign(e),a>-1&&(t.doubleProto=a),this.finishNode(p,"AssignmentExpression")}return n&&this.checkExpressionErrors(t,!0),s>-1&&(t.parenthesizedAssign=s),r>-1&&(t.trailingComma=r),c},qr.parseMaybeConditional=function(e,t){var i=this.start,n=this.startLoc,s=this.parseExprOps(e,t);if(this.checkExpressionErrors(t))return s;if(this.eat(tr.question)){var r=this.startNodeAt(i,n);return r.test=s,r.consequent=this.parseMaybeAssign(),this.expect(tr.colon),r.alternate=this.parseMaybeAssign(e),this.finishNode(r,"ConditionalExpression")}return s},qr.parseExprOps=function(e,t){var i=this.start,n=this.startLoc,s=this.parseMaybeUnary(t,!1,!1,e);return this.checkExpressionErrors(t)||s.start===i&&"ArrowFunctionExpression"===s.type?s:this.parseExprOp(s,i,n,-1,e)},qr.parseExprOp=function(e,t,i,n,s){var r=this.type.binop;if(null!=r&&(!s||this.type!==tr._in)&&r>n){var a=this.type===tr.logicalOR||this.type===tr.logicalAND,o=this.type===tr.coalesce;o&&(r=tr.logicalAND.binop);var u=this.value;this.next();var c=this.start,p=this.startLoc,l=this.parseExprOp(this.parseMaybeUnary(null,!1,!1,s),c,p,r,s),h=this.buildBinary(t,i,e,l,u,a||o);return(a&&this.type===tr.coalesce||o&&(this.type===tr.logicalOR||this.type===tr.logicalAND))&&this.raiseRecoverable(this.start,"Logical expressions and coalesce expressions cannot be mixed. Wrap either by parentheses"),this.parseExprOp(h,t,i,n,s)}return e},qr.buildBinary=function(e,t,i,n,s,r){"PrivateIdentifier"===n.type&&this.raise(n.start,"Private identifier can only be left side of binary expression");var a=this.startNodeAt(e,t);return a.left=i,a.operator=s,a.right=n,this.finishNode(a,r?"LogicalExpression":"BinaryExpression")},qr.parseMaybeUnary=function(e,t,i,n){var s,r=this.start,a=this.startLoc;if(this.isContextual("await")&&this.canAwait)s=this.parseAwait(n),t=!0;else if(this.type.prefix){var o=this.startNode(),u=this.type===tr.incDec;o.operator=this.value,o.prefix=!0,this.next(),o.argument=this.parseMaybeUnary(null,!0,u,n),this.checkExpressionErrors(e,!0),u?this.checkLValSimple(o.argument):this.strict&&"delete"===o.operator&&"Identifier"===o.argument.type?this.raiseRecoverable(o.start,"Deleting local variable in strict mode"):"delete"===o.operator&&$r(o.argument)?this.raiseRecoverable(o.start,"Private fields can not be deleted"):t=!0,s=this.finishNode(o,u?"UpdateExpression":"UnaryExpression")}else if(t||this.type!==tr.privateId){if(s=this.parseExprSubscripts(e,n),this.checkExpressionErrors(e))return s;for(;this.type.postfix&&!this.canInsertSemicolon();){var c=this.startNodeAt(r,a);c.operator=this.value,c.prefix=!1,c.argument=s,this.checkLValSimple(s),this.next(),s=this.finishNode(c,"UpdateExpression")}}else(n||0===this.privateNameStack.length)&&this.unexpected(),s=this.parsePrivateIdent(),this.type!==tr._in&&this.unexpected();return i||!this.eat(tr.starstar)?s:t?void this.unexpected(this.lastTokStart):this.buildBinary(r,a,s,this.parseMaybeUnary(null,!1,!1,n),"**",!1)},qr.parseExprSubscripts=function(e,t){var i=this.start,n=this.startLoc,s=this.parseExprAtom(e,t);if("ArrowFunctionExpression"===s.type&&")"!==this.input.slice(this.lastTokStart,this.lastTokEnd))return s;var r=this.parseSubscripts(s,i,n,!1,t);return e&&"MemberExpression"===r.type&&(e.parenthesizedAssign>=r.start&&(e.parenthesizedAssign=-1),e.parenthesizedBind>=r.start&&(e.parenthesizedBind=-1),e.trailingComma>=r.start&&(e.trailingComma=-1)),r},qr.parseSubscripts=function(e,t,i,n,s){for(var r=this.options.ecmaVersion>=8&&"Identifier"===e.type&&"async"===e.name&&this.lastTokEnd===e.end&&!this.canInsertSemicolon()&&e.end-e.start==5&&this.potentialArrowAt===e.start,a=!1;;){var o=this.parseSubscript(e,t,i,n,r,a,s);if(o.optional&&(a=!0),o===e||"ArrowFunctionExpression"===o.type){if(a){var u=this.startNodeAt(t,i);u.expression=o,o=this.finishNode(u,"ChainExpression")}return o}e=o}},qr.parseSubscript=function(e,t,i,n,s,r,a){var o=this.options.ecmaVersion>=11,u=o&&this.eat(tr.questionDot);n&&u&&this.raise(this.lastTokStart,"Optional chaining cannot appear in the callee of new expressions");var c=this.eat(tr.bracketL);if(c||u&&this.type!==tr.parenL&&this.type!==tr.backQuote||this.eat(tr.dot)){var p=this.startNodeAt(t,i);p.object=e,c?(p.property=this.parseExpression(),this.expect(tr.bracketR)):this.type===tr.privateId&&"Super"!==e.type?p.property=this.parsePrivateIdent():p.property=this.parseIdent("never"!==this.options.allowReserved),p.computed=!!c,o&&(p.optional=u),e=this.finishNode(p,"MemberExpression")}else if(!n&&this.eat(tr.parenL)){var l=new Sr,h=this.yieldPos,d=this.awaitPos,f=this.awaitIdentPos;this.yieldPos=0,this.awaitPos=0,this.awaitIdentPos=0;var m=this.parseExprList(tr.parenR,this.options.ecmaVersion>=8,!1,l);if(s&&!u&&!this.canInsertSemicolon()&&this.eat(tr.arrow))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=h,this.awaitPos=d,this.awaitIdentPos=f,this.parseArrowExpression(this.startNodeAt(t,i),m,!0,a);this.checkExpressionErrors(l,!0),this.yieldPos=h||this.yieldPos,this.awaitPos=d||this.awaitPos,this.awaitIdentPos=f||this.awaitIdentPos;var g=this.startNodeAt(t,i);g.callee=e,g.arguments=m,o&&(g.optional=u),e=this.finishNode(g,"CallExpression")}else if(this.type===tr.backQuote){(u||r)&&this.raise(this.start,"Optional chaining cannot appear in the tag of tagged template expressions");var v=this.startNodeAt(t,i);v.tag=e,v.quasi=this.parseTemplate({isTagged:!0}),e=this.finishNode(v,"TaggedTemplateExpression")}return e},qr.parseExprAtom=function(e,t){this.type===tr.slash&&this.readRegexp();var i,n=this.potentialArrowAt===this.start;switch(this.type){case tr._super:return this.allowSuper||this.raise(this.start,"'super' keyword outside a method"),i=this.startNode(),this.next(),this.type!==tr.parenL||this.allowDirectSuper||this.raise(i.start,"super() call outside constructor of a subclass"),this.type!==tr.dot&&this.type!==tr.bracketL&&this.type!==tr.parenL&&this.unexpected(),this.finishNode(i,"Super");case tr._this:return i=this.startNode(),this.next(),this.finishNode(i,"ThisExpression");case tr.name:var s=this.start,r=this.startLoc,a=this.containsEsc,o=this.parseIdent(!1);if(this.options.ecmaVersion>=8&&!a&&"async"===o.name&&!this.canInsertSemicolon()&&this.eat(tr._function))return this.overrideContext(Mr.f_expr),this.parseFunction(this.startNodeAt(s,r),0,!1,!0,t);if(n&&!this.canInsertSemicolon()){if(this.eat(tr.arrow))return this.parseArrowExpression(this.startNodeAt(s,r),[o],!1,t);if(this.options.ecmaVersion>=8&&"async"===o.name&&this.type===tr.name&&!a&&(!this.potentialArrowInForAwait||"of"!==this.value||this.containsEsc))return o=this.parseIdent(!1),!this.canInsertSemicolon()&&this.eat(tr.arrow)||this.unexpected(),this.parseArrowExpression(this.startNodeAt(s,r),[o],!0,t)}return o;case tr.regexp:var u=this.value;return(i=this.parseLiteral(u.value)).regex={pattern:u.pattern,flags:u.flags},i;case tr.num:case tr.string:return this.parseLiteral(this.value);case tr._null:case tr._true:case tr._false:return(i=this.startNode()).value=this.type===tr._null?null:this.type===tr._true,i.raw=this.type.keyword,this.next(),this.finishNode(i,"Literal");case tr.parenL:var c=this.start,p=this.parseParenAndDistinguishExpression(n,t);return e&&(e.parenthesizedAssign<0&&!this.isSimpleAssignTarget(p)&&(e.parenthesizedAssign=c),e.parenthesizedBind<0&&(e.parenthesizedBind=c)),p;case tr.bracketL:return i=this.startNode(),this.next(),i.elements=this.parseExprList(tr.bracketR,!0,!0,e),this.finishNode(i,"ArrayExpression");case tr.braceL:return this.overrideContext(Mr.b_expr),this.parseObj(!1,e);case tr._function:return i=this.startNode(),this.next(),this.parseFunction(i,0);case tr._class:return this.parseClass(this.startNode(),!1);case tr._new:return this.parseNew();case tr.backQuote:return this.parseTemplate();case tr._import:return this.options.ecmaVersion>=11?this.parseExprImport():this.unexpected();default:this.unexpected()}},qr.parseExprImport=function(){var e=this.startNode();this.containsEsc&&this.raiseRecoverable(this.start,"Escape sequence in keyword import");var t=this.parseIdent(!0);switch(this.type){case tr.parenL:return this.parseDynamicImport(e);case tr.dot:return e.meta=t,this.parseImportMeta(e);default:this.unexpected()}},qr.parseDynamicImport=function(e){if(this.next(),e.source=this.parseMaybeAssign(),!this.eat(tr.parenR)){var t=this.start;this.eat(tr.comma)&&this.eat(tr.parenR)?this.raiseRecoverable(t,"Trailing comma is not allowed in import()"):this.unexpected(t)}return this.finishNode(e,"ImportExpression")},qr.parseImportMeta=function(e){this.next();var t=this.containsEsc;return e.property=this.parseIdent(!0),"meta"!==e.property.name&&this.raiseRecoverable(e.property.start,"The only valid meta property for import is 'import.meta'"),t&&this.raiseRecoverable(e.start,"'import.meta' must not contain escaped characters"),"module"===this.options.sourceType||this.options.allowImportExportEverywhere||this.raiseRecoverable(e.start,"Cannot use 'import.meta' outside a module"),this.finishNode(e,"MetaProperty")},qr.parseLiteral=function(e){var t=this.startNode();return t.value=e,t.raw=this.input.slice(this.start,this.end),110===t.raw.charCodeAt(t.raw.length-1)&&(t.bigint=t.raw.slice(0,-1).replace(/_/g,"")),this.next(),this.finishNode(t,"Literal")},qr.parseParenExpression=function(){this.expect(tr.parenL);var e=this.parseExpression();return this.expect(tr.parenR),e},qr.parseParenAndDistinguishExpression=function(e,t){var i,n=this.start,s=this.startLoc,r=this.options.ecmaVersion>=8;if(this.options.ecmaVersion>=6){this.next();var a,o=this.start,u=this.startLoc,c=[],p=!0,l=!1,h=new Sr,d=this.yieldPos,f=this.awaitPos;for(this.yieldPos=0,this.awaitPos=0;this.type!==tr.parenR;){if(p?p=!1:this.expect(tr.comma),r&&this.afterTrailingComma(tr.parenR,!0)){l=!0;break}if(this.type===tr.ellipsis){a=this.start,c.push(this.parseParenItem(this.parseRestBinding())),this.type===tr.comma&&this.raise(this.start,"Comma is not permitted after the rest element");break}c.push(this.parseMaybeAssign(!1,h,this.parseParenItem))}var m=this.lastTokEnd,g=this.lastTokEndLoc;if(this.expect(tr.parenR),e&&!this.canInsertSemicolon()&&this.eat(tr.arrow))return this.checkPatternErrors(h,!1),this.checkYieldAwaitInDefaultParams(),this.yieldPos=d,this.awaitPos=f,this.parseParenArrowList(n,s,c,t);c.length&&!l||this.unexpected(this.lastTokStart),a&&this.unexpected(a),this.checkExpressionErrors(h,!0),this.yieldPos=d||this.yieldPos,this.awaitPos=f||this.awaitPos,c.length>1?((i=this.startNodeAt(o,u)).expressions=c,this.finishNodeAt(i,"SequenceExpression",m,g)):i=c[0]}else i=this.parseParenExpression();if(this.options.preserveParens){var v=this.startNodeAt(n,s);return v.expression=i,this.finishNode(v,"ParenthesizedExpression")}return i},qr.parseParenItem=function(e){return e},qr.parseParenArrowList=function(e,t,i,n){return this.parseArrowExpression(this.startNodeAt(e,t),i,!1,n)};var Ur=[];qr.parseNew=function(){this.containsEsc&&this.raiseRecoverable(this.start,"Escape sequence in keyword new");var e=this.startNode(),t=this.parseIdent(!0);if(this.options.ecmaVersion>=6&&this.eat(tr.dot)){e.meta=t;var i=this.containsEsc;return e.property=this.parseIdent(!0),"target"!==e.property.name&&this.raiseRecoverable(e.property.start,"The only valid meta property for new is 'new.target'"),i&&this.raiseRecoverable(e.start,"'new.target' must not contain escaped characters"),this.allowNewDotTarget||this.raiseRecoverable(e.start,"'new.target' can only be used in functions and class static block"),this.finishNode(e,"MetaProperty")}var n=this.start,s=this.startLoc,r=this.type===tr._import;return e.callee=this.parseSubscripts(this.parseExprAtom(),n,s,!0,!1),r&&"ImportExpression"===e.callee.type&&this.raise(n,"Cannot use new with import()"),this.eat(tr.parenL)?e.arguments=this.parseExprList(tr.parenR,this.options.ecmaVersion>=8,!1):e.arguments=Ur,this.finishNode(e,"NewExpression")},qr.parseTemplateElement=function(e){var t=e.isTagged,i=this.startNode();return this.type===tr.invalidTemplate?(t||this.raiseRecoverable(this.start,"Bad escape sequence in untagged template literal"),i.value={raw:this.value,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===tr.backQuote,this.finishNode(i,"TemplateElement")},qr.parseTemplate=function(e){void 0===e&&(e={});var t=e.isTagged;void 0===t&&(t=!1);var i=this.startNode();this.next(),i.expressions=[];var n=this.parseTemplateElement({isTagged:t});for(i.quasis=[n];!n.tail;)this.type===tr.eof&&this.raise(this.pos,"Unterminated template literal"),this.expect(tr.dollarBraceL),i.expressions.push(this.parseExpression()),this.expect(tr.braceR),i.quasis.push(n=this.parseTemplateElement({isTagged:t}));return this.next(),this.finishNode(i,"TemplateLiteral")},qr.isAsyncProp=function(e){return!e.computed&&"Identifier"===e.key.type&&"async"===e.key.name&&(this.type===tr.name||this.type===tr.num||this.type===tr.string||this.type===tr.bracketL||this.type.keyword||this.options.ecmaVersion>=9&&this.type===tr.star)&&!ir.test(this.input.slice(this.lastTokEnd,this.start))},qr.parseObj=function(e,t){var i=this.startNode(),n=!0,s={};for(i.properties=[],this.next();!this.eat(tr.braceR);){if(n)n=!1;else if(this.expect(tr.comma),this.options.ecmaVersion>=5&&this.afterTrailingComma(tr.braceR))break;var r=this.parseProperty(e,t);e||this.checkPropClash(r,s,t),i.properties.push(r)}return this.finishNode(i,e?"ObjectPattern":"ObjectExpression")},qr.parseProperty=function(e,t){var i,n,s,r,a=this.startNode();if(this.options.ecmaVersion>=9&&this.eat(tr.ellipsis))return e?(a.argument=this.parseIdent(!1),this.type===tr.comma&&this.raise(this.start,"Comma is not permitted after the rest element"),this.finishNode(a,"RestElement")):(a.argument=this.parseMaybeAssign(!1,t),this.type===tr.comma&&t&&t.trailingComma<0&&(t.trailingComma=this.start),this.finishNode(a,"SpreadElement"));this.options.ecmaVersion>=6&&(a.method=!1,a.shorthand=!1,(e||t)&&(s=this.start,r=this.startLoc),e||(i=this.eat(tr.star)));var o=this.containsEsc;return this.parsePropertyName(a),!e&&!o&&this.options.ecmaVersion>=8&&!i&&this.isAsyncProp(a)?(n=!0,i=this.options.ecmaVersion>=9&&this.eat(tr.star),this.parsePropertyName(a,t)):n=!1,this.parsePropertyValue(a,e,i,n,s,r,t,o),this.finishNode(a,"Property")},qr.parsePropertyValue=function(e,t,i,n,s,r,a,o){if((i||n)&&this.type===tr.colon&&this.unexpected(),this.eat(tr.colon))e.value=t?this.parseMaybeDefault(this.start,this.startLoc):this.parseMaybeAssign(!1,a),e.kind="init";else if(this.options.ecmaVersion>=6&&this.type===tr.parenL)t&&this.unexpected(),e.kind="init",e.method=!0,e.value=this.parseMethod(i,n);else if(t||o||!(this.options.ecmaVersion>=5)||e.computed||"Identifier"!==e.key.type||"get"!==e.key.name&&"set"!==e.key.name||this.type===tr.comma||this.type===tr.braceR||this.type===tr.eq)this.options.ecmaVersion>=6&&!e.computed&&"Identifier"===e.key.type?((i||n)&&this.unexpected(),this.checkUnreserved(e.key),"await"!==e.key.name||this.awaitIdentPos||(this.awaitIdentPos=s),e.kind="init",t?e.value=this.parseMaybeDefault(s,r,this.copyNode(e.key)):this.type===tr.eq&&a?(a.shorthandAssign<0&&(a.shorthandAssign=this.start),e.value=this.parseMaybeDefault(s,r,this.copyNode(e.key))):e.value=this.copyNode(e.key),e.shorthand=!0):this.unexpected();else{(i||n)&&this.unexpected(),e.kind=e.key.name,this.parsePropertyName(e),e.value=this.parseMethod(!1);var u="get"===e.kind?0:1;if(e.value.params.length!==u){var c=e.value.start;"get"===e.kind?this.raiseRecoverable(c,"getter should have no params"):this.raiseRecoverable(c,"setter should have exactly one param")}else"set"===e.kind&&"RestElement"===e.value.params[0].type&&this.raiseRecoverable(e.value.params[0].start,"Setter cannot use rest params")}},qr.parsePropertyName=function(e){if(this.options.ecmaVersion>=6){if(this.eat(tr.bracketL))return e.computed=!0,e.key=this.parseMaybeAssign(),this.expect(tr.bracketR),e.key;e.computed=!1}return e.key=this.type===tr.num||this.type===tr.string?this.parseExprAtom():this.parseIdent("never"!==this.options.allowReserved)},qr.initFunction=function(e){e.id=null,this.options.ecmaVersion>=6&&(e.generator=e.expression=!1),this.options.ecmaVersion>=8&&(e.async=!1)},qr.parseMethod=function(e,t,i){var n=this.startNode(),s=this.yieldPos,r=this.awaitPos,a=this.awaitIdentPos;return this.initFunction(n),this.options.ecmaVersion>=6&&(n.generator=e),this.options.ecmaVersion>=8&&(n.async=!!t),this.yieldPos=0,this.awaitPos=0,this.awaitIdentPos=0,this.enterScope(64|Dr(t,n.generator)|(i?128:0)),this.expect(tr.parenL),n.params=this.parseBindingList(tr.parenR,!1,this.options.ecmaVersion>=8),this.checkYieldAwaitInDefaultParams(),this.parseFunctionBody(n,!1,!0,!1),this.yieldPos=s,this.awaitPos=r,this.awaitIdentPos=a,this.finishNode(n,"FunctionExpression")},qr.parseArrowExpression=function(e,t,i,n){var s=this.yieldPos,r=this.awaitPos,a=this.awaitIdentPos;return this.enterScope(16|Dr(i,!1)),this.initFunction(e),this.options.ecmaVersion>=8&&(e.async=!!i),this.yieldPos=0,this.awaitPos=0,this.awaitIdentPos=0,e.params=this.toAssignableList(t,!0),this.parseFunctionBody(e,!0,!1,n),this.yieldPos=s,this.awaitPos=r,this.awaitIdentPos=a,this.finishNode(e,"ArrowFunctionExpression")},qr.parseFunctionBody=function(e,t,i,n){var s=t&&this.type!==tr.braceL,r=this.strict,a=!1;if(s)e.body=this.parseMaybeAssign(n),e.expression=!0,this.checkParams(e,!1);else{var o=this.options.ecmaVersion>=7&&!this.isSimpleParamList(e.params);r&&!o||(a=this.strictDirective(this.end))&&o&&this.raiseRecoverable(e.start,"Illegal 'use strict' directive in function with non-simple parameter list");var u=this.labels;this.labels=[],a&&(this.strict=!0),this.checkParams(e,!r&&!a&&!t&&!i&&this.isSimpleParamList(e.params)),this.strict&&e.id&&this.checkLValSimple(e.id,5),e.body=this.parseBlock(!1,void 0,a&&!r),e.expression=!1,this.adaptDirectivePrologue(e.body.body),this.labels=u}this.exitScope()},qr.isSimpleParamList=function(e){for(var t=0,i=e;t<i.length;t+=1){if("Identifier"!==i[t].type)return!1}return!0},qr.checkParams=function(e,t){for(var i=Object.create(null),n=0,s=e.params;n<s.length;n+=1){var r=s[n];this.checkLValInnerPattern(r,1,t?null:i)}},qr.parseExprList=function(e,t,i,n){for(var s=[],r=!0;!this.eat(e);){if(r)r=!1;else if(this.expect(tr.comma),t&&this.afterTrailingComma(e))break;var a=void 0;i&&this.type===tr.comma?a=null:this.type===tr.ellipsis?(a=this.parseSpread(n),n&&this.type===tr.comma&&n.trailingComma<0&&(n.trailingComma=this.start)):a=this.parseMaybeAssign(!1,n),s.push(a)}return s},qr.checkUnreserved=function(e){var t=e.start,i=e.end,n=e.name;(this.inGenerator&&"yield"===n&&this.raiseRecoverable(t,"Cannot use 'yield' as identifier inside a generator"),this.inAsync&&"await"===n&&this.raiseRecoverable(t,"Cannot use 'await' as identifier inside an async function"),this.currentThisScope().inClassFieldInit&&"arguments"===n&&this.raiseRecoverable(t,"Cannot use 'arguments' in class field initializer"),!this.inClassStaticBlock||"arguments"!==n&&"await"!==n||this.raise(t,"Cannot use "+n+" in class static initialization block"),this.keywords.test(n)&&this.raise(t,"Unexpected keyword '"+n+"'"),this.options.ecmaVersion<6&&-1!==this.input.slice(t,i).indexOf("\\"))||(this.strict?this.reservedWordsStrict:this.reservedWords).test(n)&&(this.inAsync||"await"!==n||this.raiseRecoverable(t,"Cannot use keyword 'await' outside an async function"),this.raiseRecoverable(t,"The keyword '"+n+"' is reserved"))},qr.parseIdent=function(e,t){var i=this.startNode();return this.type===tr.name?i.name=this.value:this.type.keyword?(i.name=this.type.keyword,"class"!==i.name&&"function"!==i.name||this.lastTokEnd===this.lastTokStart+1&&46===this.input.charCodeAt(this.lastTokStart)||this.context.pop()):this.unexpected(),this.next(!!e),this.finishNode(i,"Identifier"),e||(this.checkUnreserved(i),"await"!==i.name||this.awaitIdentPos||(this.awaitIdentPos=i.start)),i},qr.parsePrivateIdent=function(){var e=this.startNode();return this.type===tr.privateId?e.name=this.value:this.unexpected(),this.next(),this.finishNode(e,"PrivateIdentifier"),0===this.privateNameStack.length?this.raise(e.start,"Private field '#"+e.name+"' must be declared in an enclosing class"):this.privateNameStack[this.privateNameStack.length-1].used.push(e),e},qr.parseYield=function(e){this.yieldPos||(this.yieldPos=this.start);var t=this.startNode();return this.next(),this.type===tr.semi||this.canInsertSemicolon()||this.type!==tr.star&&!this.type.startsExpr?(t.delegate=!1,t.argument=null):(t.delegate=this.eat(tr.star),t.argument=this.parseMaybeAssign(e)),this.finishNode(t,"YieldExpression")},qr.parseAwait=function(e){this.awaitPos||(this.awaitPos=this.start);var t=this.startNode();return this.next(),t.argument=this.parseMaybeUnary(null,!0,!1,e),this.finishNode(t,"AwaitExpression")};var zr=Ar.prototype;zr.raise=function(e,t){var i=xr(this.input,e);t+=" ("+i.line+":"+i.column+")";var n=new SyntaxError(t);throw n.pos=e,n.loc=i,n.raisedAt=this.pos,n},zr.raiseRecoverable=zr.raise,zr.curPosition=function(){if(this.options.locations)return new gr(this.curLine,this.pos-this.lineStart)};var Wr=Ar.prototype,Hr=function(e){this.flags=e,this.var=[],this.lexical=[],this.functions=[],this.inClassFieldInit=!1};Wr.enterScope=function(e){this.scopeStack.push(new Hr(e))},Wr.exitScope=function(){this.scopeStack.pop()},Wr.treatFunctionsAsVarInScope=function(e){return 2&e.flags||!this.inModule&&1&e.flags},Wr.declareName=function(e,t,i){var n=!1;if(2===t){var s=this.currentScope();n=s.lexical.indexOf(e)>-1||s.functions.indexOf(e)>-1||s.var.indexOf(e)>-1,s.lexical.push(e),this.inModule&&1&s.flags&&delete this.undefinedExports[e]}else if(4===t){this.currentScope().lexical.push(e)}else if(3===t){var r=this.currentScope();n=this.treatFunctionsAsVar?r.lexical.indexOf(e)>-1:r.lexical.indexOf(e)>-1||r.var.indexOf(e)>-1,r.functions.push(e)}else for(var a=this.scopeStack.length-1;a>=0;--a){var o=this.scopeStack[a];if(o.lexical.indexOf(e)>-1&&!(32&o.flags&&o.lexical[0]===e)||!this.treatFunctionsAsVarInScope(o)&&o.functions.indexOf(e)>-1){n=!0;break}if(o.var.push(e),this.inModule&&1&o.flags&&delete this.undefinedExports[e],259&o.flags)break}n&&this.raiseRecoverable(i,"Identifier '"+e+"' has already been declared")},Wr.checkLocalExport=function(e){-1===this.scopeStack[0].lexical.indexOf(e.name)&&-1===this.scopeStack[0].var.indexOf(e.name)&&(this.undefinedExports[e.name]=e)},Wr.currentScope=function(){return this.scopeStack[this.scopeStack.length-1]},Wr.currentVarScope=function(){for(var e=this.scopeStack.length-1;;e--){var t=this.scopeStack[e];if(259&t.flags)return t}},Wr.currentThisScope=function(){for(var e=this.scopeStack.length-1;;e--){var t=this.scopeStack[e];if(259&t.flags&&!(16&t.flags))return t}};var Gr=function(e,t,i){this.type="",this.start=t,this.end=0,e.options.locations&&(this.loc=new vr(e,i)),e.options.directSourceFile&&(this.sourceFile=e.options.directSourceFile),e.options.ranges&&(this.range=[t,0])},Qr=Ar.prototype;function Kr(e,t,i,n){return e.type=t,e.end=i,this.options.locations&&(e.loc.end=n),this.options.ranges&&(e.range[1]=i),e}Qr.startNode=function(){return new Gr(this,this.start,this.startLoc)},Qr.startNodeAt=function(e,t){return new Gr(this,e,t)},Qr.finishNode=function(e,t){return Kr.call(this,e,t,this.lastTokEnd,this.lastTokEndLoc)},Qr.finishNodeAt=function(e,t,i,n){return Kr.call(this,e,t,i,n)},Qr.copyNode=function(e){var t=new Gr(this,e.start,this.startLoc);for(var i in e)t[i]=e[i];return t};var Yr="ASCII ASCII_Hex_Digit AHex Alphabetic Alpha Any Assigned Bidi_Control Bidi_C Bidi_Mirrored Bidi_M Case_Ignorable CI Cased Changes_When_Casefolded CWCF Changes_When_Casemapped CWCM Changes_When_Lowercased CWL Changes_When_NFKC_Casefolded CWKCF Changes_When_Titlecased CWT Changes_When_Uppercased CWU Dash Default_Ignorable_Code_Point DI Deprecated Dep 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Line_Separator Zl Lowercase_Letter Ll Mark M Combining_Mark Math_Symbol Sm Modifier_Letter Lm Modifier_Symbol Sk Nonspacing_Mark Mn Number N Open_Punctuation Ps Other C Other_Letter Lo Other_Number No Other_Punctuation Po Other_Symbol So Paragraph_Separator Zp Private_Use Co Punctuation P punct Separator Z Space_Separator Zs Spacing_Mark Mc Surrogate Cs Symbol S Titlecase_Letter Lt Unassigned Cn Uppercase_Letter Lu",ta="Adlam Adlm Ahom Anatolian_Hieroglyphs Hluw Arabic Arab Armenian Armn Avestan Avst Balinese Bali Bamum Bamu Bassa_Vah Bass Batak Batk Bengali Beng Bhaiksuki Bhks Bopomofo Bopo Brahmi Brah Braille Brai Buginese Bugi Buhid Buhd Canadian_Aboriginal Cans Carian Cari Caucasian_Albanian Aghb Chakma Cakm Cham Cham Cherokee Cher Common Zyyy Coptic Copt Qaac Cuneiform Xsux Cypriot Cprt Cyrillic Cyrl Deseret Dsrt Devanagari Deva Duployan Dupl Egyptian_Hieroglyphs Egyp Elbasan Elba Ethiopic Ethi Georgian Geor Glagolitic Glag Gothic Goth Grantha Gran Greek Grek Gujarati Gujr Gurmukhi Guru Han Hani Hangul Hang Hanunoo Hano Hatran Hatr Hebrew Hebr Hiragana Hira Imperial_Aramaic Armi Inherited Zinh Qaai Inscriptional_Pahlavi Phli Inscriptional_Parthian Prti Javanese Java Kaithi Kthi Kannada Knda Katakana Kana Kayah_Li Kali Kharoshthi Khar Khmer Khmr Khojki Khoj Khudawadi Sind Lao Laoo Latin Latn Lepcha Lepc Limbu Limb Linear_A Lina Linear_B Linb Lisu Lisu Lycian Lyci Lydian Lydi Mahajani Mahj Malayalam Mlym Mandaic Mand Manichaean Mani Marchen Marc Masaram_Gondi Gonm Meetei_Mayek Mtei Mende_Kikakui Mend Meroitic_Cursive Merc Meroitic_Hieroglyphs Mero Miao Plrd Modi Mongolian Mong Mro Mroo Multani Mult Myanmar Mymr Nabataean Nbat New_Tai_Lue Talu Newa Newa Nko Nkoo Nushu Nshu Ogham Ogam Ol_Chiki Olck Old_Hungarian Hung Old_Italic Ital Old_North_Arabian Narb Old_Permic Perm Old_Persian Xpeo Old_South_Arabian Sarb Old_Turkic Orkh Oriya Orya Osage Osge Osmanya Osma Pahawh_Hmong Hmng Palmyrene Palm Pau_Cin_Hau Pauc Phags_Pa Phag Phoenician Phnx Psalter_Pahlavi Phlp Rejang Rjng Runic Runr Samaritan Samr Saurashtra Saur Sharada Shrd Shavian Shaw Siddham Sidd SignWriting Sgnw Sinhala Sinh Sora_Sompeng Sora Soyombo Soyo Sundanese Sund Syloti_Nagri Sylo 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",ia=ta+" Dogra Dogr Gunjala_Gondi Gong Hanifi_Rohingya Rohg Makasar Maka Medefaidrin Medf Old_Sogdian Sogo Sogdian Sogd",na=ia+" Elymaic Elym Nandinagari Nand Nyiakeng_Puachue_Hmong Hmnp Wancho Wcho",sa=na+" Chorasmian Chrs Diak Dives_Akuru Khitan_Small_Script Kits Yezi Yezidi",ra={9:ta,10:ia,11:na,12:sa,13:sa+" Cypro_Minoan Cpmn Old_Uyghur Ougr Tangsa Tnsa Toto Vithkuqi Vith"},aa={};function oa(e){var t=aa[e]={binary:dr(Zr[e]+" "+ea),nonBinary:{General_Category:dr(ea),Script:dr(ra[e])}};t.nonBinary.Script_Extensions=t.nonBinary.Script,t.nonBinary.gc=t.nonBinary.General_Category,t.nonBinary.sc=t.nonBinary.Script,t.nonBinary.scx=t.nonBinary.Script_Extensions}for(var ua=0,ca=[9,10,11,12,13];ua<ca.length;ua+=1){oa(ca[ua])}var pa=Ar.prototype,la=function(e){this.parser=e,this.validFlags="gim"+(e.options.ecmaVersion>=6?"uy":"")+(e.options.ecmaVersion>=9?"s":"")+(e.options.ecmaVersion>=13?"d":""),this.unicodeProperties=aa[e.options.ecmaVersion>=13?13:e.options.ecmaVersion],this.source="",this.flags="",this.start=0,this.switchU=!1,this.switchN=!1,this.pos=0,this.lastIntValue=0,this.lastStringValue="",this.lastAssertionIsQuantifiable=!1,this.numCapturingParens=0,this.maxBackReference=0,this.groupNames=[],this.backReferenceNames=[]};function ha(e){return 36===e||e>=40&&e<=43||46===e||63===e||e>=91&&e<=94||e>=123&&e<=125}function da(e){return e>=65&&e<=90||e>=97&&e<=122}function fa(e){return da(e)||95===e}function ma(e){return fa(e)||ga(e)}function ga(e){return e>=48&&e<=57}function va(e){return e>=48&&e<=57||e>=65&&e<=70||e>=97&&e<=102}function xa(e){return e>=65&&e<=70?e-65+10:e>=97&&e<=102?e-97+10:e-48}function ya(e){return e>=48&&e<=55}la.prototype.reset=function(e,t,i){var n=-1!==i.indexOf("u");this.start=0|e,this.source=t+"",this.flags=i,this.switchU=n&&this.parser.options.ecmaVersion>=6,this.switchN=n&&this.parser.options.ecmaVersion>=9},la.prototype.raise=function(e){this.parser.raiseRecoverable(this.start,"Invalid regular expression: /"+this.source+"/: "+e)},la.prototype.at=function(e,t){void 0===t&&(t=!1);var i=this.source,n=i.length;if(e>=n)return-1;var s=i.charCodeAt(e);if(!t&&!this.switchU||s<=55295||s>=57344||e+1>=n)return s;var r=i.charCodeAt(e+1);return r>=56320&&r<=57343?(s<<10)+r-56613888:s},la.prototype.nextIndex=function(e,t){void 0===t&&(t=!1);var i=this.source,n=i.length;if(e>=n)return n;var s,r=i.charCodeAt(e);return!t&&!this.switchU||r<=55295||r>=57344||e+1>=n||(s=i.charCodeAt(e+1))<56320||s>57343?e+1:e+2},la.prototype.current=function(e){return void 0===e&&(e=!1),this.at(this.pos,e)},la.prototype.lookahead=function(e){return void 0===e&&(e=!1),this.at(this.nextIndex(this.pos,e),e)},la.prototype.advance=function(e){void 0===e&&(e=!1),this.pos=this.nextIndex(this.pos,e)},la.prototype.eat=function(e,t){return void 0===t&&(t=!1),this.current(t)===e&&(this.advance(t),!0)},pa.validateRegExpFlags=function(e){for(var t=e.validFlags,i=e.flags,n=0;n<i.length;n++){var s=i.charAt(n);-1===t.indexOf(s)&&this.raise(e.start,"Invalid regular expression flag"),i.indexOf(s,n+1)>-1&&this.raise(e.start,"Duplicate regular expression flag")}},pa.validateRegExpPattern=function(e){this.regexp_pattern(e),!e.switchN&&this.options.ecmaVersion>=9&&e.groupNames.length>0&&(e.switchN=!0,this.regexp_pattern(e))},pa.regexp_pattern=function(e){e.pos=0,e.lastIntValue=0,e.lastStringValue="",e.lastAssertionIsQuantifiable=!1,e.numCapturingParens=0,e.maxBackReference=0,e.groupNames.length=0,e.backReferenceNames.length=0,this.regexp_disjunction(e),e.pos!==e.source.length&&(e.eat(41)&&e.raise("Unmatched ')'"),(e.eat(93)||e.eat(125))&&e.raise("Lone quantifier brackets")),e.maxBackReference>e.numCapturingParens&&e.raise("Invalid escape");for(var t=0,i=e.backReferenceNames;t<i.length;t+=1){var n=i[t];-1===e.groupNames.indexOf(n)&&e.raise("Invalid named capture referenced")}},pa.regexp_disjunction=function(e){for(this.regexp_alternative(e);e.eat(124);)this.regexp_alternative(e);this.regexp_eatQuantifier(e,!0)&&e.raise("Nothing to repeat"),e.eat(123)&&e.raise("Lone quantifier brackets")},pa.regexp_alternative=function(e){for(;e.pos<e.source.length&&this.regexp_eatTerm(e););},pa.regexp_eatTerm=function(e){return this.regexp_eatAssertion(e)?(e.lastAssertionIsQuantifiable&&this.regexp_eatQuantifier(e)&&e.switchU&&e.raise("Invalid quantifier"),!0):!!(e.switchU?this.regexp_eatAtom(e):this.regexp_eatExtendedAtom(e))&&(this.regexp_eatQuantifier(e),!0)},pa.regexp_eatAssertion=function(e){var t=e.pos;if(e.lastAssertionIsQuantifiable=!1,e.eat(94)||e.eat(36))return!0;if(e.eat(92)){if(e.eat(66)||e.eat(98))return!0;e.pos=t}if(e.eat(40)&&e.eat(63)){var i=!1;if(this.options.ecmaVersion>=9&&(i=e.eat(60)),e.eat(61)||e.eat(33))return this.regexp_disjunction(e),e.eat(41)||e.raise("Unterminated group"),e.lastAssertionIsQuantifiable=!i,!0}return e.pos=t,!1},pa.regexp_eatQuantifier=function(e,t){return void 0===t&&(t=!1),!!this.regexp_eatQuantifierPrefix(e,t)&&(e.eat(63),!0)},pa.regexp_eatQuantifierPrefix=function(e,t){return e.eat(42)||e.eat(43)||e.eat(63)||this.regexp_eatBracedQuantifier(e,t)},pa.regexp_eatBracedQuantifier=function(e,t){var i=e.pos;if(e.eat(123)){var n=0,s=-1;if(this.regexp_eatDecimalDigits(e)&&(n=e.lastIntValue,e.eat(44)&&this.regexp_eatDecimalDigits(e)&&(s=e.lastIntValue),e.eat(125)))return-1!==s&&s<n&&!t&&e.raise("numbers out of order in {} quantifier"),!0;e.switchU&&!t&&e.raise("Incomplete quantifier"),e.pos=i}return!1},pa.regexp_eatAtom=function(e){return this.regexp_eatPatternCharacters(e)||e.eat(46)||this.regexp_eatReverseSolidusAtomEscape(e)||this.regexp_eatCharacterClass(e)||this.regexp_eatUncapturingGroup(e)||this.regexp_eatCapturingGroup(e)},pa.regexp_eatReverseSolidusAtomEscape=function(e){var t=e.pos;if(e.eat(92)){if(this.regexp_eatAtomEscape(e))return!0;e.pos=t}return!1},pa.regexp_eatUncapturingGroup=function(e){var t=e.pos;if(e.eat(40)){if(e.eat(63)&&e.eat(58)){if(this.regexp_disjunction(e),e.eat(41))return!0;e.raise("Unterminated group")}e.pos=t}return!1},pa.regexp_eatCapturingGroup=function(e){if(e.eat(40)){if(this.options.ecmaVersion>=9?this.regexp_groupSpecifier(e):63===e.current()&&e.raise("Invalid group"),this.regexp_disjunction(e),e.eat(41))return e.numCapturingParens+=1,!0;e.raise("Unterminated group")}return!1},pa.regexp_eatExtendedAtom=function(e){return e.eat(46)||this.regexp_eatReverseSolidusAtomEscape(e)||this.regexp_eatCharacterClass(e)||this.regexp_eatUncapturingGroup(e)||this.regexp_eatCapturingGroup(e)||this.regexp_eatInvalidBracedQuantifier(e)||this.regexp_eatExtendedPatternCharacter(e)},pa.regexp_eatInvalidBracedQuantifier=function(e){return this.regexp_eatBracedQuantifier(e,!0)&&e.raise("Nothing to repeat"),!1},pa.regexp_eatSyntaxCharacter=function(e){var t=e.current();return!!ha(t)&&(e.lastIntValue=t,e.advance(),!0)},pa.regexp_eatPatternCharacters=function(e){for(var t=e.pos,i=0;-1!==(i=e.current())&&!ha(i);)e.advance();return e.pos!==t},pa.regexp_eatExtendedPatternCharacter=function(e){var t=e.current();return!(-1===t||36===t||t>=40&&t<=43||46===t||63===t||91===t||94===t||124===t)&&(e.advance(),!0)},pa.regexp_groupSpecifier=function(e){if(e.eat(63)){if(this.regexp_eatGroupName(e))return-1!==e.groupNames.indexOf(e.lastStringValue)&&e.raise("Duplicate capture group name"),void e.groupNames.push(e.lastStringValue);e.raise("Invalid group")}},pa.regexp_eatGroupName=function(e){if(e.lastStringValue="",e.eat(60)){if(this.regexp_eatRegExpIdentifierName(e)&&e.eat(62))return!0;e.raise("Invalid capture group name")}return!1},pa.regexp_eatRegExpIdentifierName=function(e){if(e.lastStringValue="",this.regexp_eatRegExpIdentifierStart(e)){for(e.lastStringValue+=fr(e.lastIntValue);this.regexp_eatRegExpIdentifierPart(e);)e.lastStringValue+=fr(e.lastIntValue);return!0}return!1},pa.regexp_eatRegExpIdentifierStart=function(e){var t=e.pos,i=this.options.ecmaVersion>=11,n=e.current(i);return e.advance(i),92===n&&this.regexp_eatRegExpUnicodeEscapeSequence(e,i)&&(n=e.lastIntValue),function(e){return Gs(e,!0)||36===e||95===e}(n)?(e.lastIntValue=n,!0):(e.pos=t,!1)},pa.regexp_eatRegExpIdentifierPart=function(e){var t=e.pos,i=this.options.ecmaVersion>=11,n=e.current(i);return e.advance(i),92===n&&this.regexp_eatRegExpUnicodeEscapeSequence(e,i)&&(n=e.lastIntValue),function(e){return Qs(e,!0)||36===e||95===e||8204===e||8205===e}(n)?(e.lastIntValue=n,!0):(e.pos=t,!1)},pa.regexp_eatAtomEscape=function(e){return!!(this.regexp_eatBackReference(e)||this.regexp_eatCharacterClassEscape(e)||this.regexp_eatCharacterEscape(e)||e.switchN&&this.regexp_eatKGroupName(e))||(e.switchU&&(99===e.current()&&e.raise("Invalid unicode escape"),e.raise("Invalid escape")),!1)},pa.regexp_eatBackReference=function(e){var t=e.pos;if(this.regexp_eatDecimalEscape(e)){var i=e.lastIntValue;if(e.switchU)return i>e.maxBackReference&&(e.maxBackReference=i),!0;if(i<=e.numCapturingParens)return!0;e.pos=t}return!1},pa.regexp_eatKGroupName=function(e){if(e.eat(107)){if(this.regexp_eatGroupName(e))return e.backReferenceNames.push(e.lastStringValue),!0;e.raise("Invalid named reference")}return!1},pa.regexp_eatCharacterEscape=function(e){return this.regexp_eatControlEscape(e)||this.regexp_eatCControlLetter(e)||this.regexp_eatZero(e)||this.regexp_eatHexEscapeSequence(e)||this.regexp_eatRegExpUnicodeEscapeSequence(e,!1)||!e.switchU&&this.regexp_eatLegacyOctalEscapeSequence(e)||this.regexp_eatIdentityEscape(e)},pa.regexp_eatCControlLetter=function(e){var t=e.pos;if(e.eat(99)){if(this.regexp_eatControlLetter(e))return!0;e.pos=t}return!1},pa.regexp_eatZero=function(e){return 48===e.current()&&!ga(e.lookahead())&&(e.lastIntValue=0,e.advance(),!0)},pa.regexp_eatControlEscape=function(e){var t=e.current();return 116===t?(e.lastIntValue=9,e.advance(),!0):110===t?(e.lastIntValue=10,e.advance(),!0):118===t?(e.lastIntValue=11,e.advance(),!0):102===t?(e.lastIntValue=12,e.advance(),!0):114===t&&(e.lastIntValue=13,e.advance(),!0)},pa.regexp_eatControlLetter=function(e){var t=e.current();return!!da(t)&&(e.lastIntValue=t%32,e.advance(),!0)},pa.regexp_eatRegExpUnicodeEscapeSequence=function(e,t){void 0===t&&(t=!1);var i=e.pos,n=t||e.switchU;if(e.eat(117)){if(this.regexp_eatFixedHexDigits(e,4)){var s=e.lastIntValue;if(n&&s>=55296&&s<=56319){var r=e.pos;if(e.eat(92)&&e.eat(117)&&this.regexp_eatFixedHexDigits(e,4)){var a=e.lastIntValue;if(a>=56320&&a<=57343)return e.lastIntValue=1024*(s-55296)+(a-56320)+65536,!0}e.pos=r,e.lastIntValue=s}return!0}if(n&&e.eat(123)&&this.regexp_eatHexDigits(e)&&e.eat(125)&&function(e){return e>=0&&e<=1114111}(e.lastIntValue))return!0;n&&e.raise("Invalid unicode escape"),e.pos=i}return!1},pa.regexp_eatIdentityEscape=function(e){if(e.switchU)return!!this.regexp_eatSyntaxCharacter(e)||!!e.eat(47)&&(e.lastIntValue=47,!0);var t=e.current();return!(99===t||e.switchN&&107===t)&&(e.lastIntValue=t,e.advance(),!0)},pa.regexp_eatDecimalEscape=function(e){e.lastIntValue=0;var t=e.current();if(t>=49&&t<=57){do{e.lastIntValue=10*e.lastIntValue+(t-48),e.advance()}while((t=e.current())>=48&&t<=57);return!0}return!1},pa.regexp_eatCharacterClassEscape=function(e){var t=e.current();if(function(e){return 100===e||68===e||115===e||83===e||119===e||87===e}(t))return e.lastIntValue=-1,e.advance(),!0;if(e.switchU&&this.options.ecmaVersion>=9&&(80===t||112===t)){if(e.lastIntValue=-1,e.advance(),e.eat(123)&&this.regexp_eatUnicodePropertyValueExpression(e)&&e.eat(125))return!0;e.raise("Invalid property name")}return!1},pa.regexp_eatUnicodePropertyValueExpression=function(e){var t=e.pos;if(this.regexp_eatUnicodePropertyName(e)&&e.eat(61)){var i=e.lastStringValue;if(this.regexp_eatUnicodePropertyValue(e)){var n=e.lastStringValue;return this.regexp_validateUnicodePropertyNameAndValue(e,i,n),!0}}if(e.pos=t,this.regexp_eatLoneUnicodePropertyNameOrValue(e)){var s=e.lastStringValue;return this.regexp_validateUnicodePropertyNameOrValue(e,s),!0}return!1},pa.regexp_validateUnicodePropertyNameAndValue=function(e,t,i){lr(e.unicodeProperties.nonBinary,t)||e.raise("Invalid property name"),e.unicodeProperties.nonBinary[t].test(i)||e.raise("Invalid property value")},pa.regexp_validateUnicodePropertyNameOrValue=function(e,t){e.unicodeProperties.binary.test(t)||e.raise("Invalid property name")},pa.regexp_eatUnicodePropertyName=function(e){var t=0;for(e.lastStringValue="";fa(t=e.current());)e.lastStringValue+=fr(t),e.advance();return""!==e.lastStringValue},pa.regexp_eatUnicodePropertyValue=function(e){var t=0;for(e.lastStringValue="";ma(t=e.current());)e.lastStringValue+=fr(t),e.advance();return""!==e.lastStringValue},pa.regexp_eatLoneUnicodePropertyNameOrValue=function(e){return this.regexp_eatUnicodePropertyValue(e)},pa.regexp_eatCharacterClass=function(e){if(e.eat(91)){if(e.eat(94),this.regexp_classRanges(e),e.eat(93))return!0;e.raise("Unterminated character class")}return!1},pa.regexp_classRanges=function(e){for(;this.regexp_eatClassAtom(e);){var t=e.lastIntValue;if(e.eat(45)&&this.regexp_eatClassAtom(e)){var i=e.lastIntValue;!e.switchU||-1!==t&&-1!==i||e.raise("Invalid character class"),-1!==t&&-1!==i&&t>i&&e.raise("Range out of order in character class")}}},pa.regexp_eatClassAtom=function(e){var t=e.pos;if(e.eat(92)){if(this.regexp_eatClassEscape(e))return!0;if(e.switchU){var i=e.current();(99===i||ya(i))&&e.raise("Invalid class escape"),e.raise("Invalid escape")}e.pos=t}var n=e.current();return 93!==n&&(e.lastIntValue=n,e.advance(),!0)},pa.regexp_eatClassEscape=function(e){var t=e.pos;if(e.eat(98))return e.lastIntValue=8,!0;if(e.switchU&&e.eat(45))return e.lastIntValue=45,!0;if(!e.switchU&&e.eat(99)){if(this.regexp_eatClassControlLetter(e))return!0;e.pos=t}return this.regexp_eatCharacterClassEscape(e)||this.regexp_eatCharacterEscape(e)},pa.regexp_eatClassControlLetter=function(e){var t=e.current();return!(!ga(t)&&95!==t)&&(e.lastIntValue=t%32,e.advance(),!0)},pa.regexp_eatHexEscapeSequence=function(e){var t=e.pos;if(e.eat(120)){if(this.regexp_eatFixedHexDigits(e,2))return!0;e.switchU&&e.raise("Invalid escape"),e.pos=t}return!1},pa.regexp_eatDecimalDigits=function(e){var t=e.pos,i=0;for(e.lastIntValue=0;ga(i=e.current());)e.lastIntValue=10*e.lastIntValue+(i-48),e.advance();return e.pos!==t},pa.regexp_eatHexDigits=function(e){var t=e.pos,i=0;for(e.lastIntValue=0;va(i=e.current());)e.lastIntValue=16*e.lastIntValue+xa(i),e.advance();return e.pos!==t},pa.regexp_eatLegacyOctalEscapeSequence=function(e){if(this.regexp_eatOctalDigit(e)){var t=e.lastIntValue;if(this.regexp_eatOctalDigit(e)){var i=e.lastIntValue;t<=3&&this.regexp_eatOctalDigit(e)?e.lastIntValue=64*t+8*i+e.lastIntValue:e.lastIntValue=8*t+i}else e.lastIntValue=t;return!0}return!1},pa.regexp_eatOctalDigit=function(e){var t=e.current();return ya(t)?(e.lastIntValue=t-48,e.advance(),!0):(e.lastIntValue=0,!1)},pa.regexp_eatFixedHexDigits=function(e,t){var i=e.pos;e.lastIntValue=0;for(var n=0;n<t;++n){var s=e.current();if(!va(s))return e.pos=i,!1;e.lastIntValue=16*e.lastIntValue+xa(s),e.advance()}return!0};var ba=function(e){this.type=e.type,this.value=e.value,this.start=e.start,this.end=e.end,e.options.locations&&(this.loc=new vr(e,e.startLoc,e.endLoc)),e.options.ranges&&(this.range=[e.start,e.end])},Ea=Ar.prototype;function Ca(e){return"function"!=typeof BigInt?null:BigInt(e.replace(/_/g,""))}Ea.next=function(e){!e&&this.type.keyword&&this.containsEsc&&this.raiseRecoverable(this.start,"Escape sequence in keyword "+this.type.keyword),this.options.onToken&&this.options.onToken(new ba(this)),this.lastTokEnd=this.end,this.lastTokStart=this.start,this.lastTokEndLoc=this.endLoc,this.lastTokStartLoc=this.startLoc,this.nextToken()},Ea.getToken=function(){return this.next(),new ba(this)},"undefined"!=typeof Symbol&&(Ea[Symbol.iterator]=function(){var e=this;return{next:function(){var t=e.getToken();return{done:t.type===tr.eof,value:t}}}}),Ea.nextToken=function(){var e=this.curContext();return e&&e.preserveSpace||this.skipSpace(),this.start=this.pos,this.options.locations&&(this.startLoc=this.curPosition()),this.pos>=this.input.length?this.finishToken(tr.eof):e.override?e.override(this):void this.readToken(this.fullCharCodeAtPos())},Ea.readToken=function(e){return Gs(e,this.options.ecmaVersion>=6)||92===e?this.readWord():this.getTokenFromCode(e)},Ea.fullCharCodeAtPos=function(){var e=this.input.charCodeAt(this.pos);if(e<=55295||e>=56320)return e;var t=this.input.charCodeAt(this.pos+1);return t<=56319||t>=57344?e:(e<<10)+t-56613888},Ea.skipBlockComment=function(){var e=this.options.onComment&&this.curPosition(),t=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 n=void 0,s=t;(n=rr(this.input,s,this.pos))>-1;)++this.curLine,s=this.lineStart=n;this.options.onComment&&this.options.onComment(!0,this.input.slice(t+2,i),t,this.pos,e,this.curPosition())},Ea.skipLineComment=function(e){for(var t=this.pos,i=this.options.onComment&&this.curPosition(),n=this.input.charCodeAt(this.pos+=e);this.pos<this.input.length&&!sr(n);)n=this.input.charCodeAt(++this.pos);this.options.onComment&&this.options.onComment(!1,this.input.slice(t+e,this.pos),t,this.pos,i,this.curPosition())},Ea.skipSpace=function(){e:for(;this.pos<this.input.length;){var e=this.input.charCodeAt(this.pos);switch(e){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 e}break;default:if(!(e>8&&e<14||e>=5760&&ar.test(String.fromCharCode(e))))break e;++this.pos}}},Ea.finishToken=function(e,t){this.end=this.pos,this.options.locations&&(this.endLoc=this.curPosition());var i=this.type;this.type=e,this.value=t,this.updateContext(i)},Ea.readToken_dot=function(){var e=this.input.charCodeAt(this.pos+1);if(e>=48&&e<=57)return this.readNumber(!0);var t=this.input.charCodeAt(this.pos+2);return this.options.ecmaVersion>=6&&46===e&&46===t?(this.pos+=3,this.finishToken(tr.ellipsis)):(++this.pos,this.finishToken(tr.dot))},Ea.readToken_slash=function(){var e=this.input.charCodeAt(this.pos+1);return this.exprAllowed?(++this.pos,this.readRegexp()):61===e?this.finishOp(tr.assign,2):this.finishOp(tr.slash,1)},Ea.readToken_mult_modulo_exp=function(e){var t=this.input.charCodeAt(this.pos+1),i=1,n=42===e?tr.star:tr.modulo;return this.options.ecmaVersion>=7&&42===e&&42===t&&(++i,n=tr.starstar,t=this.input.charCodeAt(this.pos+2)),61===t?this.finishOp(tr.assign,i+1):this.finishOp(n,i)},Ea.readToken_pipe_amp=function(e){var t=this.input.charCodeAt(this.pos+1);if(t===e){if(this.options.ecmaVersion>=12)if(61===this.input.charCodeAt(this.pos+2))return this.finishOp(tr.assign,3);return this.finishOp(124===e?tr.logicalOR:tr.logicalAND,2)}return 61===t?this.finishOp(tr.assign,2):this.finishOp(124===e?tr.bitwiseOR:tr.bitwiseAND,1)},Ea.readToken_caret=function(){return 61===this.input.charCodeAt(this.pos+1)?this.finishOp(tr.assign,2):this.finishOp(tr.bitwiseXOR,1)},Ea.readToken_plus_min=function(e){var t=this.input.charCodeAt(this.pos+1);return t===e?45!==t||this.inModule||62!==this.input.charCodeAt(this.pos+2)||0!==this.lastTokEnd&&!ir.test(this.input.slice(this.lastTokEnd,this.pos))?this.finishOp(tr.incDec,2):(this.skipLineComment(3),this.skipSpace(),this.nextToken()):61===t?this.finishOp(tr.assign,2):this.finishOp(tr.plusMin,1)},Ea.readToken_lt_gt=function(e){var t=this.input.charCodeAt(this.pos+1),i=1;return t===e?(i=62===e&&62===this.input.charCodeAt(this.pos+2)?3:2,61===this.input.charCodeAt(this.pos+i)?this.finishOp(tr.assign,i+1):this.finishOp(tr.bitShift,i)):33!==t||60!==e||this.inModule||45!==this.input.charCodeAt(this.pos+2)||45!==this.input.charCodeAt(this.pos+3)?(61===t&&(i=2),this.finishOp(tr.relational,i)):(this.skipLineComment(4),this.skipSpace(),this.nextToken())},Ea.readToken_eq_excl=function(e){var t=this.input.charCodeAt(this.pos+1);return 61===t?this.finishOp(tr.equality,61===this.input.charCodeAt(this.pos+2)?3:2):61===e&&62===t&&this.options.ecmaVersion>=6?(this.pos+=2,this.finishToken(tr.arrow)):this.finishOp(61===e?tr.eq:tr.prefix,1)},Ea.readToken_question=function(){var e=this.options.ecmaVersion;if(e>=11){var t=this.input.charCodeAt(this.pos+1);if(46===t){var i=this.input.charCodeAt(this.pos+2);if(i<48||i>57)return this.finishOp(tr.questionDot,2)}if(63===t){if(e>=12)if(61===this.input.charCodeAt(this.pos+2))return this.finishOp(tr.assign,3);return this.finishOp(tr.coalesce,2)}}return this.finishOp(tr.question,1)},Ea.readToken_numberSign=function(){var e=35;if(this.options.ecmaVersion>=13&&(++this.pos,Gs(e=this.fullCharCodeAtPos(),!0)||92===e))return this.finishToken(tr.privateId,this.readWord1());this.raise(this.pos,"Unexpected character '"+fr(e)+"'")},Ea.getTokenFromCode=function(e){switch(e){case 46:return this.readToken_dot();case 40:return++this.pos,this.finishToken(tr.parenL);case 41:return++this.pos,this.finishToken(tr.parenR);case 59:return++this.pos,this.finishToken(tr.semi);case 44:return++this.pos,this.finishToken(tr.comma);case 91:return++this.pos,this.finishToken(tr.bracketL);case 93:return++this.pos,this.finishToken(tr.bracketR);case 123:return++this.pos,this.finishToken(tr.braceL);case 125:return++this.pos,this.finishToken(tr.braceR);case 58:return++this.pos,this.finishToken(tr.colon);case 96:if(this.options.ecmaVersion<6)break;return++this.pos,this.finishToken(tr.backQuote);case 48:var t=this.input.charCodeAt(this.pos+1);if(120===t||88===t)return this.readRadixNumber(16);if(this.options.ecmaVersion>=6){if(111===t||79===t)return this.readRadixNumber(8);if(98===t||66===t)return this.readRadixNumber(2)}case 49:case 50:case 51:case 52:case 53:case 54:case 55:case 56:case 57:return this.readNumber(!1);case 34:case 39:return this.readString(e);case 47:return this.readToken_slash();case 37:case 42:return this.readToken_mult_modulo_exp(e);case 124:case 38:return this.readToken_pipe_amp(e);case 94:return this.readToken_caret();case 43:case 45:return this.readToken_plus_min(e);case 60:case 62:return this.readToken_lt_gt(e);case 61:case 33:return this.readToken_eq_excl(e);case 63:return this.readToken_question();case 126:return this.finishOp(tr.prefix,1);case 35:return this.readToken_numberSign()}this.raise(this.pos,"Unexpected character '"+fr(e)+"'")},Ea.finishOp=function(e,t){var i=this.input.slice(this.pos,this.pos+t);return this.pos+=t,this.finishToken(e,i)},Ea.readRegexp=function(){for(var e,t,i=this.pos;;){this.pos>=this.input.length&&this.raise(i,"Unterminated regular expression");var n=this.input.charAt(this.pos);if(ir.test(n)&&this.raise(i,"Unterminated regular expression"),e)e=!1;else{if("["===n)t=!0;else if("]"===n&&t)t=!1;else if("/"===n&&!t)break;e="\\"===n}++this.pos}var s=this.input.slice(i,this.pos);++this.pos;var r=this.pos,a=this.readWord1();this.containsEsc&&this.unexpected(r);var o=this.regexpState||(this.regexpState=new la(this));o.reset(i,s,a),this.validateRegExpFlags(o),this.validateRegExpPattern(o);var u=null;try{u=new RegExp(s,a)}catch(e){}return this.finishToken(tr.regexp,{pattern:s,flags:a,value:u})},Ea.readInt=function(e,t,i){for(var n=this.options.ecmaVersion>=12&&void 0===t,s=i&&48===this.input.charCodeAt(this.pos),r=this.pos,a=0,o=0,u=0,c=null==t?1/0:t;u<c;++u,++this.pos){var p=this.input.charCodeAt(this.pos),l=void 0;if(n&&95===p)s&&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===u&&this.raiseRecoverable(this.pos,"Numeric separator is not allowed at the first of digits"),o=p;else{if((l=p>=97?p-97+10:p>=65?p-65+10:p>=48&&p<=57?p-48:1/0)>=e)break;o=p,a=a*e+l}}return n&&95===o&&this.raiseRecoverable(this.pos-1,"Numeric separator is not allowed at the last of digits"),this.pos===r||null!=t&&this.pos-r!==t?null:a},Ea.readRadixNumber=function(e){var t=this.pos;this.pos+=2;var i=this.readInt(e);return null==i&&this.raise(this.start+2,"Expected number in radix "+e),this.options.ecmaVersion>=11&&110===this.input.charCodeAt(this.pos)?(i=Ca(this.input.slice(t,this.pos)),++this.pos):Gs(this.fullCharCodeAtPos())&&this.raise(this.pos,"Identifier directly after number"),this.finishToken(tr.num,i)},Ea.readNumber=function(e){var t=this.pos;e||null!==this.readInt(10,void 0,!0)||this.raise(t,"Invalid number");var i=this.pos-t>=2&&48===this.input.charCodeAt(t);i&&this.strict&&this.raise(t,"Invalid number");var n=this.input.charCodeAt(this.pos);if(!i&&!e&&this.options.ecmaVersion>=11&&110===n){var s=Ca(this.input.slice(t,this.pos));return++this.pos,Gs(this.fullCharCodeAtPos())&&this.raise(this.pos,"Identifier directly after number"),this.finishToken(tr.num,s)}i&&/[89]/.test(this.input.slice(t,this.pos))&&(i=!1),46!==n||i||(++this.pos,this.readInt(10),n=this.input.charCodeAt(this.pos)),69!==n&&101!==n||i||(43!==(n=this.input.charCodeAt(++this.pos))&&45!==n||++this.pos,null===this.readInt(10)&&this.raise(t,"Invalid number")),Gs(this.fullCharCodeAtPos())&&this.raise(this.pos,"Identifier directly after number");var r,a=(r=this.input.slice(t,this.pos),i?parseInt(r,8):parseFloat(r.replace(/_/g,"")));return this.finishToken(tr.num,a)},Ea.readCodePoint=function(){var e;if(123===this.input.charCodeAt(this.pos)){this.options.ecmaVersion<6&&this.unexpected();var t=++this.pos;e=this.readHexChar(this.input.indexOf("}",this.pos)-this.pos),++this.pos,e>1114111&&this.invalidStringToken(t,"Code point out of bounds")}else e=this.readHexChar(4);return e},Ea.readString=function(e){for(var t="",i=++this.pos;;){this.pos>=this.input.length&&this.raise(this.start,"Unterminated string constant");var 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this.pos!==this.start||this.type!==tr.template&&this.type!==tr.invalidTemplate?(e+=this.input.slice(t,this.pos),this.finishToken(tr.template,e)):36===i?(this.pos+=2,this.finishToken(tr.dollarBraceL)):(++this.pos,this.finishToken(tr.backQuote));if(92===i)e+=this.input.slice(t,this.pos),e+=this.readEscapedChar(!0),t=this.pos;else if(sr(i)){switch(e+=this.input.slice(t,this.pos),++this.pos,i){case 13:10===this.input.charCodeAt(this.pos)&&++this.pos;case 10:e+="\n";break;default:e+=String.fromCharCode(i)}this.options.locations&&(++this.curLine,this.lineStart=this.pos),t=this.pos}else++this.pos}},Ea.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(tr.invalidTemplate,this.input.slice(this.start,this.pos))}this.raise(this.start,"Unterminated template")},Ea.readEscapedChar=function(e){var 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 *
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i,n,s,r;if(i=["try",this.maybeBlock(e.block,1)],i=this.maybeBlockSuffix(e.block,i),e.handlers)for(n=0,s=e.handlers.length;n<s;++n)i=Vo(i,this.generateStatement(e.handlers[n],1)),(e.finalizer||n+1!==s)&&(i=this.maybeBlockSuffix(e.handlers[n].body,i));else{for(n=0,s=(r=e.guardedHandlers||[]).length;n<s;++n)i=Vo(i,this.generateStatement(r[n],1)),(e.finalizer||n+1!==s)&&(i=this.maybeBlockSuffix(r[n].body,i));if(e.handler)if(Array.isArray(e.handler))for(n=0,s=e.handler.length;n<s;++n)i=Vo(i,this.generateStatement(e.handler[n],1)),(e.finalizer||n+1!==s)&&(i=this.maybeBlockSuffix(e.handler[n].body,i));else i=Vo(i,this.generateStatement(e.handler,1)),e.finalizer&&(i=this.maybeBlockSuffix(e.handler.body,i))}return e.finalizer&&(i=Vo(i,["finally",this.maybeBlock(e.finalizer,1)])),i},SwitchStatement:function(e,t){var i,n,s,r,a,o=this;if(Oo((function(){i=["switch"+lo+"(",o.generateExpression(e.discriminant,eo.Sequence,7),")"+lo+"{"+po]})),e.cases)for(a=1,s=0,r=e.cases.length;s<r;++s)s===r-1&&(a|=Ao),n=Ro(this.generateStatement(e.cases[s],a)),i.push(n),ko(To(n).toString())||i.push(po);return i.push(Ro("}")),i},SwitchCase:function(e,t){var i,n,s,r,a,o=this;return Oo((function(){for(i=e.test?[Vo("case",o.generateExpression(e.test,eo.Sequence,7)),":"]:["default:"],s=0,(r=e.consequent.length)&&"BlockStatement"===e.consequent[0].type&&(n=o.maybeBlock(e.consequent[0],1),i.push(n),s=1),s===r||ko(To(i).toString())||i.push(po),a=1;s<r;++s)s===r-1&&t&Ao&&(a|=Ao),n=Ro(o.generateStatement(e.consequent[s],a)),i.push(n),s+1===r||ko(To(n).toString())||i.push(po)})),i},IfStatement:function(e,t){var i,n,s=this;return 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