/*!
 * @license eval5 v1.4.8
 * Copyright (c) 2019-2020 nobo (MIT Licensed)
 * https://github.com/bplok20010/eval5
 */
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this.type===_.name&&this.value===t&&!this.containsEsc},q.eatContextual=function(t){return!!this.isContextual(t)&&(this.next(),!0)},q.expectContextual=function(t){this.eatContextual(t)||this.unexpected()},q.canInsertSemicolon=function(){return this.type===_.eof||this.type===_.braceR||E.test(this.input.slice(this.lastTokEnd,this.start))},q.insertSemicolon=function(){if(this.canInsertSemicolon())return this.options.onInsertedSemicolon&&this.options.onInsertedSemicolon(this.lastTokEnd,this.lastTokEndLoc),!0},q.semicolon=function(){this.eat(_.semi)||this.insertSemicolon()||this.unexpected()},q.afterTrailingComma=function(t,e){if(this.type===t)return this.options.onTrailingComma&&this.options.onTrailingComma(this.lastTokStart,this.lastTokStartLoc),e||this.next(),!0},q.expect=function(t){this.eat(t)||this.unexpected()},q.unexpected=function(t){this.raise(null!=t?t:this.start,"Unexpected 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Q=j.prototype;Q.parseTopLevel=function(t){var e={};for(t.body||(t.body=[]);this.type!==_.eof;){var r=this.parseStatement(null,!0,e);t.body.push(r)}if(this.inModule)for(var i=0,s=Object.keys(this.undefinedExports);i<s.length;i+=1){var n=s[i];this.raiseRecoverable(this.undefinedExports[n].start,"Export '"+n+"' is not defined")}return this.adaptDirectivePrologue(t.body),this.next(),t.sourceType=this.options.sourceType,this.finishNode(t,"Program")};var K={kind:"loop"},X={kind:"switch"};Q.isLet=function(t){if(this.options.ecmaVersion<6||!this.isContextual("let"))return!1;T.lastIndex=this.pos;var e=T.exec(this.input),r=this.pos+e[0].length,i=this.input.charCodeAt(r);if(91===i)return!0;if(t)return!1;if(123===i)return!0;if(g(i,!0)){for(var s=r+1;x(this.input.charCodeAt(s),!0);)++s;var n=this.input.slice(r,s);if(!h.test(n))return!0}return!1},Q.isAsyncFunction=function(){if(this.options.ecmaVersion<8||!this.isContextual("async"))return!1;T.lastIndex=this.pos;var t=T.exec(this.input),e=this.pos+t[0].length;return!(E.test(this.input.slice(this.pos,e))||"function"!==this.input.slice(e,e+8)||e+8!==this.input.length&&x(this.input.charAt(e+8)))},Q.parseStatement=function(t,e,r){var i,s=this.type,n=this.startNode();switch(this.isLet(t)&&(s=_._var,i="let"),s){case _._break:case _._continue:return this.parseBreakContinueStatement(n,s.keyword);case _._debugger:return this.parseDebuggerStatement(n);case _._do:return this.parseDoStatement(n);case _._for:return this.parseForStatement(n);case _._function:return t&&(this.strict||"if"!==t&&"label"!==t)&&this.options.ecmaVersion>=6&&this.unexpected(),this.parseFunctionStatement(n,!1,!t);case _._class:return t&&this.unexpected(),this.parseClass(n,!0);case _._if:return this.parseIfStatement(n);case _._return:return this.parseReturnStatement(n);case _._switch:return this.parseSwitchStatement(n);case _._throw:return this.parseThrowStatement(n);case _._try:return this.parseTryStatement(n);case _._const:case _._var:return i=i||this.value,t&&"var"!==i&&this.unexpected(),this.parseVarStatement(n,i);case _._while:return this.parseWhileStatement(n);case _._with:return this.parseWithStatement(n);case _.braceL:return this.parseBlock(!0,n);case _.semi:return this.parseEmptyStatement(n);case _._export:case _._import:if(this.options.ecmaVersion>10&&s===_._import){T.lastIndex=this.pos;var a=T.exec(this.input),o=this.pos+a[0].length,h=this.input.charCodeAt(o);if(40===h||46===h)return this.parseExpressionStatement(n,this.parseExpression())}return this.options.allowImportExportEverywhere||(e||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===_._import?this.parseImport(n):this.parseExport(n,r);default:if(this.isAsyncFunction())return t&&this.unexpected(),this.next(),this.parseFunctionStatement(n,!0,!t);var c=this.value,p=this.parseExpression();return s===_.name&&"Identifier"===p.type&&this.eat(_.colon)?this.parseLabeledStatement(n,c,p,t):this.parseExpressionStatement(n,p)}},Q.parseBreakContinueStatement=function(t,e){var r="break"===e;this.next(),this.eat(_.semi)||this.insertSemicolon()?t.label=null:this.type!==_.name?this.unexpected():(t.label=this.parseIdent(),this.semicolon());for(var i=0;i<this.labels.length;++i){var s=this.labels[i];if(null==t.label||s.name===t.label.name){if(null!=s.kind&&(r||"loop"===s.kind))break;if(t.label&&r)break}}return i===this.labels.length&&this.raise(t.start,"Unsyntactic "+e),this.finishNode(t,r?"BreakStatement":"ContinueStatement")},Q.parseDebuggerStatement=function(t){return this.next(),this.semicolon(),this.finishNode(t,"DebuggerStatement")},Q.parseDoStatement=function(t){return this.next(),this.labels.push(K),t.body=this.parseStatement("do"),this.labels.pop(),this.expect(_._while),t.test=this.parseParenExpression(),this.options.ecmaVersion>=6?this.eat(_.semi):this.semicolon(),this.finishNode(t,"DoWhileStatement")},Q.parseForStatement=function(t){this.next();var e=this.options.ecmaVersion>=9&&(this.inAsync||!this.inFunction&&this.options.allowAwaitOutsideFunction)&&this.eatContextual("await")?this.lastTokStart:-1;if(this.labels.push(K),this.enterScope(0),this.expect(_.parenL),this.type===_.semi)return e>-1&&this.unexpected(e),this.parseFor(t,null);var r=this.isLet();if(this.type===_._var||this.type===_._const||r){var i=this.startNode(),s=r?"let":this.value;return this.next(),this.parseVar(i,!0,s),this.finishNode(i,"VariableDeclaration"),(this.type===_._in||this.options.ecmaVersion>=6&&this.isContextual("of"))&&1===i.declarations.length?(this.options.ecmaVersion>=9&&(this.type===_._in?e>-1&&this.unexpected(e):t.await=e>-1),this.parseForIn(t,i)):(e>-1&&this.unexpected(e),this.parseFor(t,i))}var n=new z,a=this.parseExpression(!0,n);return this.type===_._in||this.options.ecmaVersion>=6&&this.isContextual("of")?(this.options.ecmaVersion>=9&&(this.type===_._in?e>-1&&this.unexpected(e):t.await=e>-1),this.toAssignable(a,!1,n),this.checkLVal(a),this.parseForIn(t,a)):(this.checkExpressionErrors(n,!0),e>-1&&this.unexpected(e),this.parseFor(t,a))},Q.parseFunctionStatement=function(t,e,r){return this.next(),this.parseFunction(t,Z|(r?0:J),!1,e)},Q.parseIfStatement=function(t){return this.next(),t.test=this.parseParenExpression(),t.consequent=this.parseStatement("if"),t.alternate=this.eat(_._else)?this.parseStatement("if"):null,this.finishNode(t,"IfStatement")},Q.parseReturnStatement=function(t){return this.inFunction||this.options.allowReturnOutsideFunction||this.raise(this.start,"'return' outside of function"),this.next(),this.eat(_.semi)||this.insertSemicolon()?t.argument=null:(t.argument=this.parseExpression(),this.semicolon()),this.finishNode(t,"ReturnStatement")},Q.parseSwitchStatement=function(t){var e;this.next(),t.discriminant=this.parseParenExpression(),t.cases=[],this.expect(_.braceL),this.labels.push(X),this.enterScope(0);for(var r=!1;this.type!==_.braceR;)if(this.type===_._case||this.type===_._default){var i=this.type===_._case;e&&this.finishNode(e,"SwitchCase"),t.cases.push(e=this.startNode()),e.consequent=[],this.next(),i?e.test=this.parseExpression():(r&&this.raiseRecoverable(this.lastTokStart,"Multiple default clauses"),r=!0,e.test=null),this.expect(_.colon)}else e||this.unexpected(),e.consequent.push(this.parseStatement(null));return this.exitScope(),e&&this.finishNode(e,"SwitchCase"),this.next(),this.labels.pop(),this.finishNode(t,"SwitchStatement")},Q.parseThrowStatement=function(t){return this.next(),E.test(this.input.slice(this.lastTokEnd,this.start))&&this.raise(this.lastTokEnd,"Illegal newline after throw"),t.argument=this.parseExpression(),this.semicolon(),this.finishNode(t,"ThrowStatement")};var Y=[];Q.parseTryStatement=function(t){if(this.next(),t.block=this.parseBlock(),t.handler=null,this.type===_._catch){var e=this.startNode();if(this.next(),this.eat(_.parenL)){e.param=this.parseBindingAtom();var r="Identifier"===e.param.type;this.enterScope(r?32:0),this.checkLVal(e.param,r?4:2),this.expect(_.parenR)}else this.options.ecmaVersion<10&&this.unexpected(),e.param=null,this.enterScope(0);e.body=this.parseBlock(!1),this.exitScope(),t.handler=this.finishNode(e,"CatchClause")}return t.finalizer=this.eat(_._finally)?this.parseBlock():null,t.handler||t.finalizer||this.raise(t.start,"Missing catch or finally clause"),this.finishNode(t,"TryStatement")},Q.parseVarStatement=function(t,e){return this.next(),this.parseVar(t,!1,e),this.semicolon(),this.finishNode(t,"VariableDeclaration")},Q.parseWhileStatement=function(t){return this.next(),t.test=this.parseParenExpression(),this.labels.push(K),t.body=this.parseStatement("while"),this.labels.pop(),this.finishNode(t,"WhileStatement")},Q.parseWithStatement=function(t){return this.strict&&this.raise(this.start,"'with' in strict mode"),this.next(),t.object=this.parseParenExpression(),t.body=this.parseStatement("with"),this.finishNode(t,"WithStatement")},Q.parseEmptyStatement=function(t){return this.next(),this.finishNode(t,"EmptyStatement")},Q.parseLabeledStatement=function(t,e,r,i){for(var s=0,n=this.labels;s<n.length;s+=1){n[s].name===e&&this.raise(r.start,"Label '"+e+"' is already declared")}for(var a=this.type.isLoop?"loop":this.type===_._switch?"switch":null,o=this.labels.length-1;o>=0;o--){var h=this.labels[o];if(h.statementStart!==t.start)break;h.statementStart=this.start,h.kind=a}return this.labels.push({name:e,kind:a,statementStart:this.start}),t.body=this.parseStatement(i?-1===i.indexOf("label")?i+"label":i:"label"),this.labels.pop(),t.label=r,this.finishNode(t,"LabeledStatement")},Q.parseExpressionStatement=function(t,e){return t.expression=e,this.semicolon(),this.finishNode(t,"ExpressionStatement")},Q.parseBlock=function(t,e,r){for(void 0===t&&(t=!0),void 0===e&&(e=this.startNode()),e.body=[],this.expect(_.braceL),t&&this.enterScope(0);this.type!==_.braceR;){var i=this.parseStatement(null);e.body.push(i)}return r&&(this.strict=!1),this.next(),t&&this.exitScope(),this.finishNode(e,"BlockStatement")},Q.parseFor=function(t,e){return t.init=e,this.expect(_.semi),t.test=this.type===_.semi?null:this.parseExpression(),this.expect(_.semi),t.update=this.type===_.parenR?null:this.parseExpression(),this.expect(_.parenR),t.body=this.parseStatement("for"),this.exitScope(),this.labels.pop(),this.finishNode(t,"ForStatement")},Q.parseForIn=function(t,e){var r=this.type===_._in;return this.next(),"VariableDeclaration"===e.type&&null!=e.declarations[0].init&&(!r||this.options.ecmaVersion<8||this.strict||"var"!==e.kind||"Identifier"!==e.declarations[0].id.type)?this.raise(e.start,(r?"for-in":"for-of")+" loop variable declaration may not have an initializer"):"AssignmentPattern"===e.type&&this.raise(e.start,"Invalid left-hand side in for-loop"),t.left=e,t.right=r?this.parseExpression():this.parseMaybeAssign(),this.expect(_.parenR),t.body=this.parseStatement("for"),this.exitScope(),this.labels.pop(),this.finishNode(t,r?"ForInStatement":"ForOfStatement")},Q.parseVar=function(t,e,r){for(t.declarations=[],t.kind=r;;){var i=this.startNode();if(this.parseVarId(i,r),this.eat(_.eq)?i.init=this.parseMaybeAssign(e):"const"!==r||this.type===_._in||this.options.ecmaVersion>=6&&this.isContextual("of")?"Identifier"===i.id.type||e&&(this.type===_._in||this.isContextual("of"))?i.init=null:this.raise(this.lastTokEnd,"Complex binding patterns require an initialization value"):this.unexpected(),t.declarations.push(this.finishNode(i,"VariableDeclarator")),!this.eat(_.comma))break}return t},Q.parseVarId=function(t,e){t.id=this.parseBindingAtom(),this.checkLVal(t.id,"var"===e?1:2,!1)};var Z=1,J=2;Q.parseFunction=function(t,e,r,i){this.initFunction(t),(this.options.ecmaVersion>=9||this.options.ecmaVersion>=6&&!i)&&(this.type===_.star&&e&J&&this.unexpected(),t.generator=this.eat(_.star)),this.options.ecmaVersion>=8&&(t.async=!!i),e&Z&&(t.id=4&e&&this.type!==_.name?null:this.parseIdent(),!t.id||e&J||this.checkLVal(t.id,this.strict||t.generator||t.async?this.treatFunctionsAsVar?1:2:3));var s=this.yieldPos,n=this.awaitPos,a=this.awaitIdentPos;return this.yieldPos=0,this.awaitPos=0,this.awaitIdentPos=0,this.enterScope(H(t.async,t.generator)),e&Z||(t.id=this.type===_.name?this.parseIdent():null),this.parseFunctionParams(t),this.parseFunctionBody(t,r,!1),this.yieldPos=s,this.awaitPos=n,this.awaitIdentPos=a,this.finishNode(t,e&Z?"FunctionDeclaration":"FunctionExpression")},Q.parseFunctionParams=function(t){this.expect(_.parenL),t.params=this.parseBindingList(_.parenR,!1,this.options.ecmaVersion>=8),this.checkYieldAwaitInDefaultParams()},Q.parseClass=function(t,e){this.next();var r=this.strict;this.strict=!0,this.parseClassId(t,e),this.parseClassSuper(t);var i=this.startNode(),s=!1;for(i.body=[],this.expect(_.braceL);this.type!==_.braceR;){var n=this.parseClassElement(null!==t.superClass);n&&(i.body.push(n),"MethodDefinition"===n.type&&"constructor"===n.kind&&(s&&this.raise(n.start,"Duplicate constructor in the same class"),s=!0))}return this.strict=r,this.next(),t.body=this.finishNode(i,"ClassBody"),this.finishNode(t,e?"ClassDeclaration":"ClassExpression")},Q.parseClassElement=function(t){var e=this;if(this.eat(_.semi))return null;var r=this.startNode(),i=function(t,i){void 0===i&&(i=!1);var s=e.start,n=e.startLoc;return!!e.eatContextual(t)&&(!(e.type===_.parenL||i&&e.canInsertSemicolon())||(r.key&&e.unexpected(),r.computed=!1,r.key=e.startNodeAt(s,n),r.key.name=t,e.finishNode(r.key,"Identifier"),!1))};r.kind="method",r.static=i("static");var s=this.eat(_.star),n=!1;s||(this.options.ecmaVersion>=8&&i("async",!0)?(n=!0,s=this.options.ecmaVersion>=9&&this.eat(_.star)):i("get")?r.kind="get":i("set")&&(r.kind="set")),r.key||this.parsePropertyName(r);var a=r.key,o=!1;return r.computed||r.static||!("Identifier"===a.type&&"constructor"===a.name||"Literal"===a.type&&"constructor"===a.value)?r.static&&"Identifier"===a.type&&"prototype"===a.name&&this.raise(a.start,"Classes may not have a static property named prototype"):("method"!==r.kind&&this.raise(a.start,"Constructor can't have get/set modifier"),s&&this.raise(a.start,"Constructor can't be a generator"),n&&this.raise(a.start,"Constructor can't be an async method"),r.kind="constructor",o=t),this.parseClassMethod(r,s,n,o),"get"===r.kind&&0!==r.value.params.length&&this.raiseRecoverable(r.value.start,"getter should have no params"),"set"===r.kind&&1!==r.value.params.length&&this.raiseRecoverable(r.value.start,"setter should have exactly one param"),"set"===r.kind&&"RestElement"===r.value.params[0].type&&this.raiseRecoverable(r.value.params[0].start,"Setter cannot use rest params"),r},Q.parseClassMethod=function(t,e,r,i){return t.value=this.parseMethod(e,r,i),this.finishNode(t,"MethodDefinition")},Q.parseClassId=function(t,e){this.type===_.name?(t.id=this.parseIdent(),e&&this.checkLVal(t.id,2,!1)):(!0===e&&this.unexpected(),t.id=null)},Q.parseClassSuper=function(t){t.superClass=this.eat(_._extends)?this.parseExprSubscripts():null},Q.parseExport=function(t,e){if(this.next(),this.eat(_.star))return this.options.ecmaVersion>=11&&(this.eatContextual("as")?(t.exported=this.parseIdent(!0),this.checkExport(e,t.exported.name,this.lastTokStart)):t.exported=null),this.expectContextual("from"),this.type!==_.string&&this.unexpected(),t.source=this.parseExprAtom(),this.semicolon(),this.finishNode(t,"ExportAllDeclaration");if(this.eat(_._default)){var r;if(this.checkExport(e,"default",this.lastTokStart),this.type===_._function||(r=this.isAsyncFunction())){var i=this.startNode();this.next(),r&&this.next(),t.declaration=this.parseFunction(i,4|Z,!1,r)}else if(this.type===_._class){var s=this.startNode();t.declaration=this.parseClass(s,"nullableID")}else t.declaration=this.parseMaybeAssign(),this.semicolon();return this.finishNode(t,"ExportDefaultDeclaration")}if(this.shouldParseExportStatement())t.declaration=this.parseStatement(null),"VariableDeclaration"===t.declaration.type?this.checkVariableExport(e,t.declaration.declarations):this.checkExport(e,t.declaration.id.name,t.declaration.id.start),t.specifiers=[],t.source=null;else{if(t.declaration=null,t.specifiers=this.parseExportSpecifiers(e),this.eatContextual("from"))this.type!==_.string&&this.unexpected(),t.source=this.parseExprAtom();else{for(var n=0,a=t.specifiers;n<a.length;n+=1){var o=a[n];this.checkUnreserved(o.local),this.checkLocalExport(o.local)}t.source=null}this.semicolon()}return this.finishNode(t,"ExportNamedDeclaration")},Q.checkExport=function(t,e,r){t&&(L(t,e)&&this.raiseRecoverable(r,"Duplicate export '"+e+"'"),t[e]=!0)},Q.checkPatternExport=function(t,e){var r=e.type;if("Identifier"===r)this.checkExport(t,e.name,e.start);else if("ObjectPattern"===r)for(var i=0,s=e.properties;i<s.length;i+=1){var n=s[i];this.checkPatternExport(t,n)}else if("ArrayPattern"===r)for(var a=0,o=e.elements;a<o.length;a+=1){var h=o[a];h&&this.checkPatternExport(t,h)}else"Property"===r?this.checkPatternExport(t,e.value):"AssignmentPattern"===r?this.checkPatternExport(t,e.left):"RestElement"===r?this.checkPatternExport(t,e.argument):"ParenthesizedExpression"===r&&this.checkPatternExport(t,e.expression)},Q.checkVariableExport=function(t,e){if(t)for(var r=0,i=e;r<i.length;r+=1){var s=i[r];this.checkPatternExport(t,s.id)}},Q.shouldParseExportStatement=function(){return"var"===this.type.keyword||"const"===this.type.keyword||"class"===this.type.keyword||"function"===this.type.keyword||this.isLet()||this.isAsyncFunction()},Q.parseExportSpecifiers=function(t){var e=[],r=!0;for(this.expect(_.braceL);!this.eat(_.braceR);){if(r)r=!1;else if(this.expect(_.comma),this.afterTrailingComma(_.braceR))break;var i=this.startNode();i.local=this.parseIdent(!0),i.exported=this.eatContextual("as")?this.parseIdent(!0):i.local,this.checkExport(t,i.exported.name,i.exported.start),e.push(this.finishNode(i,"ExportSpecifier"))}return e},Q.parseImport=function(t){return this.next(),this.type===_.string?(t.specifiers=Y,t.source=this.parseExprAtom()):(t.specifiers=this.parseImportSpecifiers(),this.expectContextual("from"),t.source=this.type===_.string?this.parseExprAtom():this.unexpected()),this.semicolon(),this.finishNode(t,"ImportDeclaration")},Q.parseImportSpecifiers=function(){var t=[],e=!0;if(this.type===_.name){var r=this.startNode();if(r.local=this.parseIdent(),this.checkLVal(r.local,2),t.push(this.finishNode(r,"ImportDefaultSpecifier")),!this.eat(_.comma))return t}if(this.type===_.star){var i=this.startNode();return this.next(),this.expectContextual("as"),i.local=this.parseIdent(),this.checkLVal(i.local,2),t.push(this.finishNode(i,"ImportNamespaceSpecifier")),t}for(this.expect(_.braceL);!this.eat(_.braceR);){if(e)e=!1;else if(this.expect(_.comma),this.afterTrailingComma(_.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,2),t.push(this.finishNode(s,"ImportSpecifier"))}return t},Q.adaptDirectivePrologue=function(t){for(var e=0;e<t.length&&this.isDirectiveCandidate(t[e]);++e)t[e].directive=t[e].expression.raw.slice(1,-1)},Q.isDirectiveCandidate=function(t){return"ExpressionStatement"===t.type&&"Literal"===t.expression.type&&"string"==typeof t.expression.value&&('"'===this.input[t.start]||"'"===this.input[t.start])};var $=j.prototype;$.toAssignable=function(t,e,r){if(this.options.ecmaVersion>=6&&t)switch(t.type){case"Identifier":this.inAsync&&"await"===t.name&&this.raise(t.start,"Cannot use 'await' as identifier inside an async function");break;case"ObjectPattern":case"ArrayPattern":case"RestElement":break;case"ObjectExpression":t.type="ObjectPattern",r&&this.checkPatternErrors(r,!0);for(var i=0,s=t.properties;i<s.length;i+=1){var n=s[i];this.toAssignable(n,e),"RestElement"!==n.type||"ArrayPattern"!==n.argument.type&&"ObjectPattern"!==n.argument.type||this.raise(n.argument.start,"Unexpected token")}break;case"Property":"init"!==t.kind&&this.raise(t.key.start,"Object pattern can't contain getter or setter"),this.toAssignable(t.value,e);break;case"ArrayExpression":t.type="ArrayPattern",r&&this.checkPatternErrors(r,!0),this.toAssignableList(t.elements,e);break;case"SpreadElement":t.type="RestElement",this.toAssignable(t.argument,e),"AssignmentPattern"===t.argument.type&&this.raise(t.argument.start,"Rest elements cannot have a default value");break;case"AssignmentExpression":"="!==t.operator&&this.raise(t.left.end,"Only '=' operator can be used for specifying default value."),t.type="AssignmentPattern",delete t.operator,this.toAssignable(t.left,e);case"AssignmentPattern":break;case"ParenthesizedExpression":this.toAssignable(t.expression,e,r);break;case"ChainExpression":this.raiseRecoverable(t.start,"Optional chaining cannot appear in left-hand side");break;case"MemberExpression":if(!e)break;default:this.raise(t.start,"Assigning to rvalue")}else r&&this.checkPatternErrors(r,!0);return t},$.toAssignableList=function(t,e){for(var r=t.length,i=0;i<r;i++){var s=t[i];s&&this.toAssignable(s,e)}if(r){var n=t[r-1];6===this.options.ecmaVersion&&e&&n&&"RestElement"===n.type&&"Identifier"!==n.argument.type&&this.unexpected(n.argument.start)}return t},$.parseSpread=function(t){var e=this.startNode();return this.next(),e.argument=this.parseMaybeAssign(!1,t),this.finishNode(e,"SpreadElement")},$.parseRestBinding=function(){var t=this.startNode();return this.next(),6===this.options.ecmaVersion&&this.type!==_.name&&this.unexpected(),t.argument=this.parseBindingAtom(),this.finishNode(t,"RestElement")},$.parseBindingAtom=function(){if(this.options.ecmaVersion>=6)switch(this.type){case _.bracketL:var t=this.startNode();return this.next(),t.elements=this.parseBindingList(_.bracketR,!0,!0),this.finishNode(t,"ArrayPattern");case _.braceL:return this.parseObj(!0)}return this.parseIdent()},$.parseBindingList=function(t,e,r){for(var i=[],s=!0;!this.eat(t);)if(s?s=!1:this.expect(_.comma),e&&this.type===_.comma)i.push(null);else{if(r&&this.afterTrailingComma(t))break;if(this.type===_.ellipsis){var n=this.parseRestBinding();this.parseBindingListItem(n),i.push(n),this.type===_.comma&&this.raise(this.start,"Comma is not permitted after the rest element"),this.expect(t);break}var a=this.parseMaybeDefault(this.start,this.startLoc);this.parseBindingListItem(a),i.push(a)}return i},$.parseBindingListItem=function(t){return t},$.parseMaybeDefault=function(t,e,r){if(r=r||this.parseBindingAtom(),this.options.ecmaVersion<6||!this.eat(_.eq))return r;var i=this.startNodeAt(t,e);return i.left=r,i.right=this.parseMaybeAssign(),this.finishNode(i,"AssignmentPattern")},$.checkLVal=function(t,e,r){switch(void 0===e&&(e=0),t.type){case"Identifier":2===e&&"let"===t.name&&this.raiseRecoverable(t.start,"let is disallowed as a lexically bound name"),this.strict&&this.reservedWordsStrictBind.test(t.name)&&this.raiseRecoverable(t.start,(e?"Binding ":"Assigning to ")+t.name+" in strict mode"),r&&(L(r,t.name)&&this.raiseRecoverable(t.start,"Argument name clash"),r[t.name]=!0),0!==e&&5!==e&&this.declareName(t.name,e,t.start);break;case"ChainExpression":this.raiseRecoverable(t.start,"Optional chaining cannot appear in left-hand side");break;case"MemberExpression":e&&this.raiseRecoverable(t.start,"Binding member expression");break;case"ObjectPattern":for(var i=0,s=t.properties;i<s.length;i+=1){var n=s[i];this.checkLVal(n,e,r)}break;case"Property":this.checkLVal(t.value,e,r);break;case"ArrayPattern":for(var a=0,o=t.elements;a<o.length;a+=1){var h=o[a];h&&this.checkLVal(h,e,r)}break;case"AssignmentPattern":this.checkLVal(t.left,e,r);break;case"RestElement":this.checkLVal(t.argument,e,r);break;case"ParenthesizedExpression":this.checkLVal(t.expression,e,r);break;default:this.raise(t.start,(e?"Binding":"Assigning to")+" rvalue")}};var tt=j.prototype;tt.checkPropClash=function(t,e,r){if(!(this.options.ecmaVersion>=9&&"SpreadElement"===t.type||this.options.ecmaVersion>=6&&(t.computed||t.method||t.shorthand))){var i,s=t.key;switch(s.type){case"Identifier":i=s.name;break;case"Literal":i=String(s.value);break;default:return}var n=t.kind;if(this.options.ecmaVersion>=6)"__proto__"===i&&"init"===n&&(e.proto&&(r?r.doubleProto<0&&(r.doubleProto=s.start):this.raiseRecoverable(s.start,"Redefinition of __proto__ property")),e.proto=!0);else{var a=e[i="$"+i];if(a)("init"===n?this.strict&&a.init||a.get||a.set:a.init||a[n])&&this.raiseRecoverable(s.start,"Redefinition of property");else a=e[i]={init:!1,get:!1,set:!1};a[n]=!0}}},tt.parseExpression=function(t,e){var r=this.start,i=this.startLoc,s=this.parseMaybeAssign(t,e);if(this.type===_.comma){var n=this.startNodeAt(r,i);for(n.expressions=[s];this.eat(_.comma);)n.expressions.push(this.parseMaybeAssign(t,e));return this.finishNode(n,"SequenceExpression")}return s},tt.parseMaybeAssign=function(t,e,r){if(this.isContextual("yield")){if(this.inGenerator)return this.parseYield(t);this.exprAllowed=!1}var i=!1,s=-1,n=-1;e?(s=e.parenthesizedAssign,n=e.trailingComma,e.parenthesizedAssign=e.trailingComma=-1):(e=new z,i=!0);var a=this.start,o=this.startLoc;this.type!==_.parenL&&this.type!==_.name||(this.potentialArrowAt=this.start);var h=this.parseMaybeConditional(t,e);if(r&&(h=r.call(this,h,a,o)),this.type.isAssign){var c=this.startNodeAt(a,o);return c.operator=this.value,c.left=this.type===_.eq?this.toAssignable(h,!1,e):h,i||(e.parenthesizedAssign=e.trailingComma=e.doubleProto=-1),e.shorthandAssign>=c.left.start&&(e.shorthandAssign=-1),this.checkLVal(h),this.next(),c.right=this.parseMaybeAssign(t),this.finishNode(c,"AssignmentExpression")}return i&&this.checkExpressionErrors(e,!0),s>-1&&(e.parenthesizedAssign=s),n>-1&&(e.trailingComma=n),h},tt.parseMaybeConditional=function(t,e){var r=this.start,i=this.startLoc,s=this.parseExprOps(t,e);if(this.checkExpressionErrors(e))return s;if(this.eat(_.question)){var n=this.startNodeAt(r,i);return n.test=s,n.consequent=this.parseMaybeAssign(),this.expect(_.colon),n.alternate=this.parseMaybeAssign(t),this.finishNode(n,"ConditionalExpression")}return s},tt.parseExprOps=function(t,e){var r=this.start,i=this.startLoc,s=this.parseMaybeUnary(e,!1);return this.checkExpressionErrors(e)||s.start===r&&"ArrowFunctionExpression"===s.type?s:this.parseExprOp(s,r,i,-1,t)},tt.parseExprOp=function(t,e,r,i,s){var n=this.type.binop;if(null!=n&&(!s||this.type!==_._in)&&n>i){var a=this.type===_.logicalOR||this.type===_.logicalAND,o=this.type===_.coalesce;o&&(n=_.logicalAND.binop);var h=this.value;this.next();var c=this.start,p=this.startLoc,u=this.parseExprOp(this.parseMaybeUnary(null,!1),c,p,n,s),l=this.buildBinary(e,r,t,u,h,a||o);return(a&&this.type===_.coalesce||o&&(this.type===_.logicalOR||this.type===_.logicalAND))&&this.raiseRecoverable(this.start,"Logical expressions and coalesce expressions cannot be mixed. Wrap either by parentheses"),this.parseExprOp(l,e,r,i,s)}return t},tt.buildBinary=function(t,e,r,i,s,n){var a=this.startNodeAt(t,e);return a.left=r,a.operator=s,a.right=i,this.finishNode(a,n?"LogicalExpression":"BinaryExpression")},tt.parseMaybeUnary=function(t,e){var r,i=this.start,s=this.startLoc;if(this.isContextual("await")&&(this.inAsync||!this.inFunction&&this.options.allowAwaitOutsideFunction))r=this.parseAwait(),e=!0;else if(this.type.prefix){var n=this.startNode(),a=this.type===_.incDec;n.operator=this.value,n.prefix=!0,this.next(),n.argument=this.parseMaybeUnary(null,!0),this.checkExpressionErrors(t,!0),a?this.checkLVal(n.argument):this.strict&&"delete"===n.operator&&"Identifier"===n.argument.type?this.raiseRecoverable(n.start,"Deleting local variable in strict mode"):e=!0,r=this.finishNode(n,a?"UpdateExpression":"UnaryExpression")}else{if(r=this.parseExprSubscripts(t),this.checkExpressionErrors(t))return r;for(;this.type.postfix&&!this.canInsertSemicolon();){var o=this.startNodeAt(i,s);o.operator=this.value,o.prefix=!1,o.argument=r,this.checkLVal(r),this.next(),r=this.finishNode(o,"UpdateExpression")}}return!e&&this.eat(_.starstar)?this.buildBinary(i,s,r,this.parseMaybeUnary(null,!1),"**",!1):r},tt.parseExprSubscripts=function(t){var e=this.start,r=this.startLoc,i=this.parseExprAtom(t);if("ArrowFunctionExpression"===i.type&&")"!==this.input.slice(this.lastTokStart,this.lastTokEnd))return i;var s=this.parseSubscripts(i,e,r);return t&&"MemberExpression"===s.type&&(t.parenthesizedAssign>=s.start&&(t.parenthesizedAssign=-1),t.parenthesizedBind>=s.start&&(t.parenthesizedBind=-1)),s},tt.parseSubscripts=function(t,e,r,i){for(var s=this.options.ecmaVersion>=8&&"Identifier"===t.type&&"async"===t.name&&this.lastTokEnd===t.end&&!this.canInsertSemicolon()&&t.end-t.start==5&&this.potentialArrowAt===t.start,n=!1;;){var a=this.parseSubscript(t,e,r,i,s,n);if(a.optional&&(n=!0),a===t||"ArrowFunctionExpression"===a.type){if(n){var o=this.startNodeAt(e,r);o.expression=a,a=this.finishNode(o,"ChainExpression")}return a}t=a}},tt.parseSubscript=function(t,e,r,i,s,n){var a=this.options.ecmaVersion>=11,o=a&&this.eat(_.questionDot);i&&o&&this.raise(this.lastTokStart,"Optional chaining cannot appear in the callee of new expressions");var h=this.eat(_.bracketL);if(h||o&&this.type!==_.parenL&&this.type!==_.backQuote||this.eat(_.dot)){var c=this.startNodeAt(e,r);c.object=t,c.property=h?this.parseExpression():this.parseIdent("never"!==this.options.allowReserved),c.computed=!!h,h&&this.expect(_.bracketR),a&&(c.optional=o),t=this.finishNode(c,"MemberExpression")}else if(!i&&this.eat(_.parenL)){var p=new z,u=this.yieldPos,l=this.awaitPos,d=this.awaitIdentPos;this.yieldPos=0,this.awaitPos=0,this.awaitIdentPos=0;var f=this.parseExprList(_.parenR,this.options.ecmaVersion>=8,!1,p);if(s&&!o&&!this.canInsertSemicolon()&&this.eat(_.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=u,this.awaitPos=l,this.awaitIdentPos=d,this.parseArrowExpression(this.startNodeAt(e,r),f,!0);this.checkExpressionErrors(p,!0),this.yieldPos=u||this.yieldPos,this.awaitPos=l||this.awaitPos,this.awaitIdentPos=d||this.awaitIdentPos;var m=this.startNodeAt(e,r);m.callee=t,m.arguments=f,a&&(m.optional=o),t=this.finishNode(m,"CallExpression")}else if(this.type===_.backQuote){(o||n)&&this.raise(this.start,"Optional chaining cannot appear in the tag of tagged template expressions");var g=this.startNodeAt(e,r);g.tag=t,g.quasi=this.parseTemplate({isTagged:!0}),t=this.finishNode(g,"TaggedTemplateExpression")}return t},tt.parseExprAtom=function(t){this.type===_.slash&&this.readRegexp();var e,r=this.potentialArrowAt===this.start;switch(this.type){case _._super:return this.allowSuper||this.raise(this.start,"'super' keyword outside a method"),e=this.startNode(),this.next(),this.type!==_.parenL||this.allowDirectSuper||this.raise(e.start,"super() call outside constructor of a subclass"),this.type!==_.dot&&this.type!==_.bracketL&&this.type!==_.parenL&&this.unexpected(),this.finishNode(e,"Super");case _._this:return e=this.startNode(),this.next(),this.finishNode(e,"ThisExpression");case _.name:var i=this.start,s=this.startLoc,n=this.containsEsc,a=this.parseIdent(!1);if(this.options.ecmaVersion>=8&&!n&&"async"===a.name&&!this.canInsertSemicolon()&&this.eat(_._function))return this.parseFunction(this.startNodeAt(i,s),0,!1,!0);if(r&&!this.canInsertSemicolon()){if(this.eat(_.arrow))return this.parseArrowExpression(this.startNodeAt(i,s),[a],!1);if(this.options.ecmaVersion>=8&&"async"===a.name&&this.type===_.name&&!n)return a=this.parseIdent(!1),!this.canInsertSemicolon()&&this.eat(_.arrow)||this.unexpected(),this.parseArrowExpression(this.startNodeAt(i,s),[a],!0)}return a;case _.regexp:var o=this.value;return(e=this.parseLiteral(o.value)).regex={pattern:o.pattern,flags:o.flags},e;case _.num:case _.string:return this.parseLiteral(this.value);case _._null:case _._true:case _._false:return(e=this.startNode()).value=this.type===_._null?null:this.type===_._true,e.raw=this.type.keyword,this.next(),this.finishNode(e,"Literal");case _.parenL:var h=this.start,c=this.parseParenAndDistinguishExpression(r);return t&&(t.parenthesizedAssign<0&&!this.isSimpleAssignTarget(c)&&(t.parenthesizedAssign=h),t.parenthesizedBind<0&&(t.parenthesizedBind=h)),c;case _.bracketL:return e=this.startNode(),this.next(),e.elements=this.parseExprList(_.bracketR,!0,!0,t),this.finishNode(e,"ArrayExpression");case _.braceL:return this.parseObj(!1,t);case _._function:return e=this.startNode(),this.next(),this.parseFunction(e,0);case _._class:return this.parseClass(this.startNode(),!1);case _._new:return this.parseNew();case _.backQuote:return this.parseTemplate();case _._import:return this.options.ecmaVersion>=11?this.parseExprImport():this.unexpected();default:this.unexpected()}},tt.parseExprImport=function(){var t=this.startNode();this.containsEsc&&this.raiseRecoverable(this.start,"Escape sequence in keyword import");var e=this.parseIdent(!0);switch(this.type){case _.parenL:return this.parseDynamicImport(t);case _.dot:return t.meta=e,this.parseImportMeta(t);default:this.unexpected()}},tt.parseDynamicImport=function(t){if(this.next(),t.source=this.parseMaybeAssign(),!this.eat(_.parenR)){var e=this.start;this.eat(_.comma)&&this.eat(_.parenR)?this.raiseRecoverable(e,"Trailing comma is not allowed in import()"):this.unexpected(e)}return this.finishNode(t,"ImportExpression")},tt.parseImportMeta=function(t){this.next();var e=this.containsEsc;return t.property=this.parseIdent(!0),"meta"!==t.property.name&&this.raiseRecoverable(t.property.start,"The only valid meta property for import is 'import.meta'"),e&&this.raiseRecoverable(t.start,"'import.meta' must not contain escaped characters"),"module"!==this.options.sourceType&&this.raiseRecoverable(t.start,"Cannot use 'import.meta' outside a module"),this.finishNode(t,"MetaProperty")},tt.parseLiteral=function(t){var e=this.startNode();return e.value=t,e.raw=this.input.slice(this.start,this.end),110===e.raw.charCodeAt(e.raw.length-1)&&(e.bigint=e.raw.slice(0,-1).replace(/_/g,"")),this.next(),this.finishNode(e,"Literal")},tt.parseParenExpression=function(){this.expect(_.parenL);var t=this.parseExpression();return this.expect(_.parenR),t},tt.parseParenAndDistinguishExpression=function(t){var e,r=this.start,i=this.startLoc,s=this.options.ecmaVersion>=8;if(this.options.ecmaVersion>=6){this.next();var n,a=this.start,o=this.startLoc,h=[],c=!0,p=!1,u=new z,l=this.yieldPos,d=this.awaitPos;for(this.yieldPos=0,this.awaitPos=0;this.type!==_.parenR;){if(c?c=!1:this.expect(_.comma),s&&this.afterTrailingComma(_.parenR,!0)){p=!0;break}if(this.type===_.ellipsis){n=this.start,h.push(this.parseParenItem(this.parseRestBinding())),this.type===_.comma&&this.raise(this.start,"Comma is not permitted after the rest element");break}h.push(this.parseMaybeAssign(!1,u,this.parseParenItem))}var f=this.start,m=this.startLoc;if(this.expect(_.parenR),t&&!this.canInsertSemicolon()&&this.eat(_.arrow))return this.checkPatternErrors(u,!1),this.checkYieldAwaitInDefaultParams(),this.yieldPos=l,this.awaitPos=d,this.parseParenArrowList(r,i,h);h.length&&!p||this.unexpected(this.lastTokStart),n&&this.unexpected(n),this.checkExpressionErrors(u,!0),this.yieldPos=l||this.yieldPos,this.awaitPos=d||this.awaitPos,h.length>1?((e=this.startNodeAt(a,o)).expressions=h,this.finishNodeAt(e,"SequenceExpression",f,m)):e=h[0]}else e=this.parseParenExpression();if(this.options.preserveParens){var g=this.startNodeAt(r,i);return g.expression=e,this.finishNode(g,"ParenthesizedExpression")}return e},tt.parseParenItem=function(t){return t},tt.parseParenArrowList=function(t,e,r){return this.parseArrowExpression(this.startNodeAt(t,e),r)};var et=[];tt.parseNew=function(){this.containsEsc&&this.raiseRecoverable(this.start,"Escape sequence in keyword new");var t=this.startNode(),e=this.parseIdent(!0);if(this.options.ecmaVersion>=6&&this.eat(_.dot)){t.meta=e;var r=this.containsEsc;return t.property=this.parseIdent(!0),"target"!==t.property.name&&this.raiseRecoverable(t.property.start,"The only valid meta property for new is 'new.target'"),r&&this.raiseRecoverable(t.start,"'new.target' must not contain escaped characters"),this.inNonArrowFunction()||this.raiseRecoverable(t.start,"'new.target' can only be used in functions"),this.finishNode(t,"MetaProperty")}var i=this.start,s=this.startLoc,n=this.type===_._import;return t.callee=this.parseSubscripts(this.parseExprAtom(),i,s,!0),n&&"ImportExpression"===t.callee.type&&this.raise(i,"Cannot use new with import()"),this.eat(_.parenL)?t.arguments=this.parseExprList(_.parenR,this.options.ecmaVersion>=8,!1):t.arguments=et,this.finishNode(t,"NewExpression")},tt.parseTemplateElement=function(t){var e=t.isTagged,r=this.startNode();return this.type===_.invalidTemplate?(e||this.raiseRecoverable(this.start,"Bad escape sequence in untagged template literal"),r.value={raw:this.value,cooked:null}):r.value={raw:this.input.slice(this.start,this.end).replace(/\r\n?/g,"\n"),cooked:this.value},this.next(),r.tail=this.type===_.backQuote,this.finishNode(r,"TemplateElement")},tt.parseTemplate=function(t){void 0===t&&(t={});var e=t.isTagged;void 0===e&&(e=!1);var r=this.startNode();this.next(),r.expressions=[];var i=this.parseTemplateElement({isTagged:e});for(r.quasis=[i];!i.tail;)this.type===_.eof&&this.raise(this.pos,"Unterminated template literal"),this.expect(_.dollarBraceL),r.expressions.push(this.parseExpression()),this.expect(_.braceR),r.quasis.push(i=this.parseTemplateElement({isTagged:e}));return this.next(),this.finishNode(r,"TemplateLiteral")},tt.isAsyncProp=function(t){return!t.computed&&"Identifier"===t.key.type&&"async"===t.key.name&&(this.type===_.name||this.type===_.num||this.type===_.string||this.type===_.bracketL||this.type.keyword||this.options.ecmaVersion>=9&&this.type===_.star)&&!E.test(this.input.slice(this.lastTokEnd,this.start))},tt.parseObj=function(t,e){var r=this.startNode(),i=!0,s={};for(r.properties=[],this.next();!this.eat(_.braceR);){if(i)i=!1;else if(this.expect(_.comma),this.options.ecmaVersion>=5&&this.afterTrailingComma(_.braceR))break;var n=this.parseProperty(t,e);t||this.checkPropClash(n,s,e),r.properties.push(n)}return this.finishNode(r,t?"ObjectPattern":"ObjectExpression")},tt.parseProperty=function(t,e){var r,i,s,n,a=this.startNode();if(this.options.ecmaVersion>=9&&this.eat(_.ellipsis))return t?(a.argument=this.parseIdent(!1),this.type===_.comma&&this.raise(this.start,"Comma is not permitted after the rest element"),this.finishNode(a,"RestElement")):(this.type===_.parenL&&e&&(e.parenthesizedAssign<0&&(e.parenthesizedAssign=this.start),e.parenthesizedBind<0&&(e.parenthesizedBind=this.start)),a.argument=this.parseMaybeAssign(!1,e),this.type===_.comma&&e&&e.trailingComma<0&&(e.trailingComma=this.start),this.finishNode(a,"SpreadElement"));this.options.ecmaVersion>=6&&(a.method=!1,a.shorthand=!1,(t||e)&&(s=this.start,n=this.startLoc),t||(r=this.eat(_.star)));var o=this.containsEsc;return this.parsePropertyName(a),!t&&!o&&this.options.ecmaVersion>=8&&!r&&this.isAsyncProp(a)?(i=!0,r=this.options.ecmaVersion>=9&&this.eat(_.star),this.parsePropertyName(a,e)):i=!1,this.parsePropertyValue(a,t,r,i,s,n,e,o),this.finishNode(a,"Property")},tt.parsePropertyValue=function(t,e,r,i,s,n,a,o){if((r||i)&&this.type===_.colon&&this.unexpected(),this.eat(_.colon))t.value=e?this.parseMaybeDefault(this.start,this.startLoc):this.parseMaybeAssign(!1,a),t.kind="init";else if(this.options.ecmaVersion>=6&&this.type===_.parenL)e&&this.unexpected(),t.kind="init",t.method=!0,t.value=this.parseMethod(r,i);else if(e||o||!(this.options.ecmaVersion>=5)||t.computed||"Identifier"!==t.key.type||"get"!==t.key.name&&"set"!==t.key.name||this.type===_.comma||this.type===_.braceR||this.type===_.eq)this.options.ecmaVersion>=6&&!t.computed&&"Identifier"===t.key.type?((r||i)&&this.unexpected(),this.checkUnreserved(t.key),"await"!==t.key.name||this.awaitIdentPos||(this.awaitIdentPos=s),t.kind="init",e?t.value=this.parseMaybeDefault(s,n,t.key):this.type===_.eq&&a?(a.shorthandAssign<0&&(a.shorthandAssign=this.start),t.value=this.parseMaybeDefault(s,n,t.key)):t.value=t.key,t.shorthand=!0):this.unexpected();else{(r||i)&&this.unexpected(),t.kind=t.key.name,this.parsePropertyName(t),t.value=this.parseMethod(!1);var h="get"===t.kind?0:1;if(t.value.params.length!==h){var c=t.value.start;"get"===t.kind?this.raiseRecoverable(c,"getter should have no params"):this.raiseRecoverable(c,"setter should have exactly one param")}else"set"===t.kind&&"RestElement"===t.value.params[0].type&&this.raiseRecoverable(t.value.params[0].start,"Setter cannot use rest params")}},tt.parsePropertyName=function(t){if(this.options.ecmaVersion>=6){if(this.eat(_.bracketL))return t.computed=!0,t.key=this.parseMaybeAssign(),this.expect(_.bracketR),t.key;t.computed=!1}return t.key=this.type===_.num||this.type===_.string?this.parseExprAtom():this.parseIdent("never"!==this.options.allowReserved)},tt.initFunction=function(t){t.id=null,this.options.ecmaVersion>=6&&(t.generator=t.expression=!1),this.options.ecmaVersion>=8&&(t.async=!1)},tt.parseMethod=function(t,e,r){var i=this.startNode(),s=this.yieldPos,n=this.awaitPos,a=this.awaitIdentPos;return this.initFunction(i),this.options.ecmaVersion>=6&&(i.generator=t),this.options.ecmaVersion>=8&&(i.async=!!e),this.yieldPos=0,this.awaitPos=0,this.awaitIdentPos=0,this.enterScope(64|H(e,i.generator)|(r?128:0)),this.expect(_.parenL),i.params=this.parseBindingList(_.parenR,!1,this.options.ecmaVersion>=8),this.checkYieldAwaitInDefaultParams(),this.parseFunctionBody(i,!1,!0),this.yieldPos=s,this.awaitPos=n,this.awaitIdentPos=a,this.finishNode(i,"FunctionExpression")},tt.parseArrowExpression=function(t,e,r){var i=this.yieldPos,s=this.awaitPos,n=this.awaitIdentPos;return this.enterScope(16|H(r,!1)),this.initFunction(t),this.options.ecmaVersion>=8&&(t.async=!!r),this.yieldPos=0,this.awaitPos=0,this.awaitIdentPos=0,t.params=this.toAssignableList(e,!0),this.parseFunctionBody(t,!0,!1),this.yieldPos=i,this.awaitPos=s,this.awaitIdentPos=n,this.finishNode(t,"ArrowFunctionExpression")},tt.parseFunctionBody=function(t,e,r){var i=e&&this.type!==_.braceL,s=this.strict,n=!1;if(i)t.body=this.parseMaybeAssign(),t.expression=!0,this.checkParams(t,!1);else{var a=this.options.ecmaVersion>=7&&!this.isSimpleParamList(t.params);s&&!a||(n=this.strictDirective(this.end))&&a&&this.raiseRecoverable(t.start,"Illegal 'use strict' directive in function with non-simple parameter list");var o=this.labels;this.labels=[],n&&(this.strict=!0),this.checkParams(t,!s&&!n&&!e&&!r&&this.isSimpleParamList(t.params)),this.strict&&t.id&&this.checkLVal(t.id,5),t.body=this.parseBlock(!1,void 0,n&&!s),t.expression=!1,this.adaptDirectivePrologue(t.body.body),this.labels=o}this.exitScope()},tt.isSimpleParamList=function(t){for(var e=0,r=t;e<r.length;e+=1){if("Identifier"!==r[e].type)return!1}return!0},tt.checkParams=function(t,e){for(var r={},i=0,s=t.params;i<s.length;i+=1){var n=s[i];this.checkLVal(n,1,e?null:r)}},tt.parseExprList=function(t,e,r,i){for(var s=[],n=!0;!this.eat(t);){if(n)n=!1;else if(this.expect(_.comma),e&&this.afterTrailingComma(t))break;var a=void 0;r&&this.type===_.comma?a=null:this.type===_.ellipsis?(a=this.parseSpread(i),i&&this.type===_.comma&&i.trailingComma<0&&(i.trailingComma=this.start)):a=this.parseMaybeAssign(!1,i),s.push(a)}return s},tt.checkUnreserved=function(t){var e=t.start,r=t.end,i=t.name;(this.inGenerator&&"yield"===i&&this.raiseRecoverable(e,"Cannot use 'yield' as identifier inside a generator"),this.inAsync&&"await"===i&&this.raiseRecoverable(e,"Cannot use 'await' as identifier inside an async function"),this.keywords.test(i)&&this.raise(e,"Unexpected keyword '"+i+"'"),this.options.ecmaVersion<6&&-1!==this.input.slice(e,r).indexOf("\\"))||(this.strict?this.reservedWordsStrict:this.reservedWords).test(i)&&(this.inAsync||"await"!==i||this.raiseRecoverable(e,"Cannot use keyword 'await' outside an async function"),this.raiseRecoverable(e,"The keyword '"+i+"' is reserved"))},tt.parseIdent=function(t,e){var r=this.startNode();return this.type===_.name?r.name=this.value:this.type.keyword?(r.name=this.type.keyword,"class"!==r.name&&"function"!==r.name||this.lastTokEnd===this.lastTokStart+1&&46===this.input.charCodeAt(this.lastTokStart)||this.context.pop()):this.unexpected(),this.next(!!t),this.finishNode(r,"Identifier"),t||(this.checkUnreserved(r),"await"!==r.name||this.awaitIdentPos||(this.awaitIdentPos=r.start)),r},tt.parseYield=function(t){this.yieldPos||(this.yieldPos=this.start);var e=this.startNode();return this.next(),this.type===_.semi||this.canInsertSemicolon()||this.type!==_.star&&!this.type.startsExpr?(e.delegate=!1,e.argument=null):(e.delegate=this.eat(_.star),e.argument=this.parseMaybeAssign(t)),this.finishNode(e,"YieldExpression")},tt.parseAwait=function(){this.awaitPos||(this.awaitPos=this.start);var t=this.startNode();return this.next(),t.argument=this.parseMaybeUnary(null,!1),this.finishNode(t,"AwaitExpression")};var rt=j.prototype;rt.raise=function(t,e){var r=F(this.input,t);e+=" ("+r.line+":"+r.column+")";var i=new SyntaxError(e);throw i.pos=t,i.loc=r,i.raisedAt=this.pos,i},rt.raiseRecoverable=rt.raise,rt.curPosition=function(){if(this.options.locations)return new D(this.curLine,this.pos-this.lineStart)};var it=j.prototype,st=function(t){this.flags=t,this.var=[],this.lexical=[],this.functions=[]};it.enterScope=function(t){this.scopeStack.push(new st(t))},it.exitScope=function(){this.scopeStack.pop()},it.treatFunctionsAsVarInScope=function(t){return 2&t.flags||!this.inModule&&1&t.flags},it.declareName=function(t,e,r){var i=!1;if(2===e){var s=this.currentScope();i=s.lexical.indexOf(t)>-1||s.functions.indexOf(t)>-1||s.var.indexOf(t)>-1,s.lexical.push(t),this.inModule&&1&s.flags&&delete this.undefinedExports[t]}else if(4===e){this.currentScope().lexical.push(t)}else if(3===e){var n=this.currentScope();i=this.treatFunctionsAsVar?n.lexical.indexOf(t)>-1:n.lexical.indexOf(t)>-1||n.var.indexOf(t)>-1,n.functions.push(t)}else for(var a=this.scopeStack.length-1;a>=0;--a){var o=this.scopeStack[a];if(o.lexical.indexOf(t)>-1&&!(32&o.flags&&o.lexical[0]===t)||!this.treatFunctionsAsVarInScope(o)&&o.functions.indexOf(t)>-1){i=!0;break}if(o.var.push(t),this.inModule&&1&o.flags&&delete this.undefinedExports[t],3&o.flags)break}i&&this.raiseRecoverable(r,"Identifier '"+t+"' has already been declared")},it.checkLocalExport=function(t){-1===this.scopeStack[0].lexical.indexOf(t.name)&&-1===this.scopeStack[0].var.indexOf(t.name)&&(this.undefinedExports[t.name]=t)},it.currentScope=function(){return this.scopeStack[this.scopeStack.length-1]},it.currentVarScope=function(){for(var t=this.scopeStack.length-1;;t--){var e=this.scopeStack[t];if(3&e.flags)return e}},it.currentThisScope=function(){for(var t=this.scopeStack.length-1;;t--){var e=this.scopeStack[t];if(3&e.flags&&!(16&e.flags))return e}};var nt=function(t,e,r){this.type="",this.start=e,this.end=0,t.options.locations&&(this.loc=new M(t,r)),t.options.directSourceFile&&(this.sourceFile=t.options.directSourceFile),t.options.ranges&&(this.range=[e,0])},at=j.prototype;function ot(t,e,r,i){return t.type=e,t.end=r,this.options.locations&&(t.loc.end=i),this.options.ranges&&(t.range[1]=r),t}at.startNode=function(){return new nt(this,this.start,this.startLoc)},at.startNodeAt=function(t,e){return new nt(this,t,e)},at.finishNode=function(t,e){return ot.call(this,t,e,this.lastTokEnd,this.lastTokEndLoc)},at.finishNodeAt=function(t,e,r,i){return ot.call(this,t,e,r,i)};var ht=function(t,e,r,i,s){this.token=t,this.isExpr=!!e,this.preserveSpace=!!r,this.override=i,this.generator=!!s},ct={b_stat:new ht("{",!1),b_expr:new ht("{",!0),b_tmpl:new ht("${",!1),p_stat:new ht("(",!1),p_expr:new ht("(",!0),q_tmpl:new ht("`",!0,!0,(function(t){return t.tryReadTemplateToken()})),f_stat:new ht("function",!1),f_expr:new ht("function",!0),f_expr_gen:new ht("function",!0,!1,null,!0),f_gen:new ht("function",!1,!1,null,!0)},pt=j.prototype;pt.initialContext=function(){return[ct.b_stat]},pt.braceIsBlock=function(t){var e=this.curContext();return e===ct.f_expr||e===ct.f_stat||(t!==_.colon||e!==ct.b_stat&&e!==ct.b_expr?t===_._return||t===_.name&&this.exprAllowed?E.test(this.input.slice(this.lastTokEnd,this.start)):t===_._else||t===_.semi||t===_.eof||t===_.parenR||t===_.arrow||(t===_.braceL?e===ct.b_stat:t!==_._var&&t!==_._const&&t!==_.name&&!this.exprAllowed):!e.isExpr)},pt.inGeneratorContext=function(){for(var t=this.context.length-1;t>=1;t--){var e=this.context[t];if("function"===e.token)return e.generator}return!1},pt.updateContext=function(t){var e,r=this.type;r.keyword&&t===_.dot?this.exprAllowed=!1:(e=r.updateContext)?e.call(this,t):this.exprAllowed=r.beforeExpr},_.parenR.updateContext=_.braceR.updateContext=function(){if(1!==this.context.length){var t=this.context.pop();t===ct.b_stat&&"function"===this.curContext().token&&(t=this.context.pop()),this.exprAllowed=!t.isExpr}else this.exprAllowed=!0},_.braceL.updateContext=function(t){this.context.push(this.braceIsBlock(t)?ct.b_stat:ct.b_expr),this.exprAllowed=!0},_.dollarBraceL.updateContext=function(){this.context.push(ct.b_tmpl),this.exprAllowed=!0},_.parenL.updateContext=function(t){var e=t===_._if||t===_._for||t===_._with||t===_._while;this.context.push(e?ct.p_stat:ct.p_expr),this.exprAllowed=!0},_.incDec.updateContext=function(){},_._function.updateContext=_._class.updateContext=function(t){!t.beforeExpr||t===_.semi||t===_._else||t===_._return&&E.test(this.input.slice(this.lastTokEnd,this.start))||(t===_.colon||t===_.braceL)&&this.curContext()===ct.b_stat?this.context.push(ct.f_stat):this.context.push(ct.f_expr),this.exprAllowed=!1},_.backQuote.updateContext=function(){this.curContext()===ct.q_tmpl?this.context.pop():this.context.push(ct.q_tmpl),this.exprAllowed=!1},_.star.updateContext=function(t){if(t===_._function){var e=this.context.length-1;this.context[e]===ct.f_expr?this.context[e]=ct.f_expr_gen:this.context[e]=ct.f_gen}this.exprAllowed=!0},_.name.updateContext=function(t){var e=!1;this.options.ecmaVersion>=6&&t!==_.dot&&("of"===this.value&&!this.exprAllowed||"yield"===this.value&&this.inGeneratorContext())&&(e=!0),this.exprAllowed=e};var ut="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 Diacritic Dia Emoji Emoji_Component Emoji_Modifier Emoji_Modifier_Base Emoji_Presentation Extender Ext Grapheme_Base Gr_Base Grapheme_Extend Gr_Ext Hex_Digit Hex IDS_Binary_Operator IDSB IDS_Trinary_Operator IDST ID_Continue IDC ID_Start IDS Ideographic Ideo Join_Control Join_C Logical_Order_Exception LOE Lowercase Lower Math Noncharacter_Code_Point NChar Pattern_Syntax Pat_Syn Pattern_White_Space Pat_WS Quotation_Mark QMark Radical Regional_Indicator RI Sentence_Terminal STerm Soft_Dotted SD Terminal_Punctuation Term Unified_Ideograph UIdeo Uppercase Upper Variation_Selector VS White_Space space XID_Continue XIDC XID_Start XIDS",lt=ut+" 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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 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",gt=mt+" Dogra Dogr Gunjala_Gondi Gong Hanifi_Rohingya Rohg Makasar Maka Medefaidrin Medf Old_Sogdian Sogo Sogdian Sogd",xt={9:mt,10:gt,11:gt+" Elymaic Elym Nandinagari Nand Nyiakeng_Puachue_Hmong Hmnp Wancho Wcho"},yt={};function vt(t){var e=yt[t]={binary:R(dt[t]+" "+ft),nonBinary:{General_Category:R(ft),Script:R(xt[t])}};e.nonBinary.Script_Extensions=e.nonBinary.Script,e.nonBinary.gc=e.nonBinary.General_Category,e.nonBinary.sc=e.nonBinary.Script,e.nonBinary.scx=e.nonBinary.Script_Extensions}vt(9),vt(10),vt(11);var bt=j.prototype,St=function(t){this.parser=t,this.validFlags="gim"+(t.options.ecmaVersion>=6?"uy":"")+(t.options.ecmaVersion>=9?"s":""),this.unicodeProperties=yt[t.options.ecmaVersion>=11?11:t.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 kt(t){return t<=65535?String.fromCharCode(t):(t-=65536,String.fromCharCode(55296+(t>>10),56320+(1023&t)))}function Ct(t){return 36===t||t>=40&&t<=43||46===t||63===t||t>=91&&t<=94||t>=123&&t<=125}function _t(t){return t>=65&&t<=90||t>=97&&t<=122}function Et(t){return _t(t)||95===t}function wt(t){return Et(t)||It(t)}function It(t){return t>=48&&t<=57}function At(t){return t>=48&&t<=57||t>=65&&t<=70||t>=97&&t<=102}function Tt(t){return t>=65&&t<=70?t-65+10:t>=97&&t<=102?t-97+10:t-48}function Pt(t){return t>=48&&t<=55}St.prototype.reset=function(t,e,r){var i=-1!==r.indexOf("u");this.start=0|t,this.source=e+"",this.flags=r,this.switchU=i&&this.parser.options.ecmaVersion>=6,this.switchN=i&&this.parser.options.ecmaVersion>=9},St.prototype.raise=function(t){this.parser.raiseRecoverable(this.start,"Invalid regular expression: /"+this.source+"/: "+t)},St.prototype.at=function(t,e){void 0===e&&(e=!1);var r=this.source,i=r.length;if(t>=i)return-1;var s=r.charCodeAt(t);if(!e&&!this.switchU||s<=55295||s>=57344||t+1>=i)return s;var n=r.charCodeAt(t+1);return n>=56320&&n<=57343?(s<<10)+n-56613888:s},St.prototype.nextIndex=function(t,e){void 0===e&&(e=!1);var r=this.source,i=r.length;if(t>=i)return i;var s,n=r.charCodeAt(t);return!e&&!this.switchU||n<=55295||n>=57344||t+1>=i||(s=r.charCodeAt(t+1))<56320||s>57343?t+1:t+2},St.prototype.current=function(t){return void 0===t&&(t=!1),this.at(this.pos,t)},St.prototype.lookahead=function(t){return void 0===t&&(t=!1),this.at(this.nextIndex(this.pos,t),t)},St.prototype.advance=function(t){void 0===t&&(t=!1),this.pos=this.nextIndex(this.pos,t)},St.prototype.eat=function(t,e){return void 0===e&&(e=!1),this.current(e)===t&&(this.advance(e),!0)},bt.validateRegExpFlags=function(t){for(var e=t.validFlags,r=t.flags,i=0;i<r.length;i++){var s=r.charAt(i);-1===e.indexOf(s)&&this.raise(t.start,"Invalid regular expression flag"),r.indexOf(s,i+1)>-1&&this.raise(t.start,"Duplicate regular expression flag")}},bt.validateRegExpPattern=function(t){this.regexp_pattern(t),!t.switchN&&this.options.ecmaVersion>=9&&t.groupNames.length>0&&(t.switchN=!0,this.regexp_pattern(t))},bt.regexp_pattern=function(t){t.pos=0,t.lastIntValue=0,t.lastStringValue="",t.lastAssertionIsQuantifiable=!1,t.numCapturingParens=0,t.maxBackReference=0,t.groupNames.length=0,t.backReferenceNames.length=0,this.regexp_disjunction(t),t.pos!==t.source.length&&(t.eat(41)&&t.raise("Unmatched ')'"),(t.eat(93)||t.eat(125))&&t.raise("Lone quantifier brackets")),t.maxBackReference>t.numCapturingParens&&t.raise("Invalid escape");for(var e=0,r=t.backReferenceNames;e<r.length;e+=1){var i=r[e];-1===t.groupNames.indexOf(i)&&t.raise("Invalid named capture referenced")}},bt.regexp_disjunction=function(t){for(this.regexp_alternative(t);t.eat(124);)this.regexp_alternative(t);this.regexp_eatQuantifier(t,!0)&&t.raise("Nothing to repeat"),t.eat(123)&&t.raise("Lone quantifier brackets")},bt.regexp_alternative=function(t){for(;t.pos<t.source.length&&this.regexp_eatTerm(t););},bt.regexp_eatTerm=function(t){return this.regexp_eatAssertion(t)?(t.lastAssertionIsQuantifiable&&this.regexp_eatQuantifier(t)&&t.switchU&&t.raise("Invalid quantifier"),!0):!!(t.switchU?this.regexp_eatAtom(t):this.regexp_eatExtendedAtom(t))&&(this.regexp_eatQuantifier(t),!0)},bt.regexp_eatAssertion=function(t){var e=t.pos;if(t.lastAssertionIsQuantifiable=!1,t.eat(94)||t.eat(36))return!0;if(t.eat(92)){if(t.eat(66)||t.eat(98))return!0;t.pos=e}if(t.eat(40)&&t.eat(63)){var r=!1;if(this.options.ecmaVersion>=9&&(r=t.eat(60)),t.eat(61)||t.eat(33))return this.regexp_disjunction(t),t.eat(41)||t.raise("Unterminated group"),t.lastAssertionIsQuantifiable=!r,!0}return t.pos=e,!1},bt.regexp_eatQuantifier=function(t,e){return void 0===e&&(e=!1),!!this.regexp_eatQuantifierPrefix(t,e)&&(t.eat(63),!0)},bt.regexp_eatQuantifierPrefix=function(t,e){return t.eat(42)||t.eat(43)||t.eat(63)||this.regexp_eatBracedQuantifier(t,e)},bt.regexp_eatBracedQuantifier=function(t,e){var r=t.pos;if(t.eat(123)){var i=0,s=-1;if(this.regexp_eatDecimalDigits(t)&&(i=t.lastIntValue,t.eat(44)&&this.regexp_eatDecimalDigits(t)&&(s=t.lastIntValue),t.eat(125)))return-1!==s&&s<i&&!e&&t.raise("numbers out of order in {} quantifier"),!0;t.switchU&&!e&&t.raise("Incomplete quantifier"),t.pos=r}return!1},bt.regexp_eatAtom=function(t){return this.regexp_eatPatternCharacters(t)||t.eat(46)||this.regexp_eatReverseSolidusAtomEscape(t)||this.regexp_eatCharacterClass(t)||this.regexp_eatUncapturingGroup(t)||this.regexp_eatCapturingGroup(t)},bt.regexp_eatReverseSolidusAtomEscape=function(t){var e=t.pos;if(t.eat(92)){if(this.regexp_eatAtomEscape(t))return!0;t.pos=e}return!1},bt.regexp_eatUncapturingGroup=function(t){var e=t.pos;if(t.eat(40)){if(t.eat(63)&&t.eat(58)){if(this.regexp_disjunction(t),t.eat(41))return!0;t.raise("Unterminated group")}t.pos=e}return!1},bt.regexp_eatCapturingGroup=function(t){if(t.eat(40)){if(this.options.ecmaVersion>=9?this.regexp_groupSpecifier(t):63===t.current()&&t.raise("Invalid group"),this.regexp_disjunction(t),t.eat(41))return t.numCapturingParens+=1,!0;t.raise("Unterminated group")}return!1},bt.regexp_eatExtendedAtom=function(t){return t.eat(46)||this.regexp_eatReverseSolidusAtomEscape(t)||this.regexp_eatCharacterClass(t)||this.regexp_eatUncapturingGroup(t)||this.regexp_eatCapturingGroup(t)||this.regexp_eatInvalidBracedQuantifier(t)||this.regexp_eatExtendedPatternCharacter(t)},bt.regexp_eatInvalidBracedQuantifier=function(t){return this.regexp_eatBracedQuantifier(t,!0)&&t.raise("Nothing to repeat"),!1},bt.regexp_eatSyntaxCharacter=function(t){var e=t.current();return!!Ct(e)&&(t.lastIntValue=e,t.advance(),!0)},bt.regexp_eatPatternCharacters=function(t){for(var e=t.pos,r=0;-1!==(r=t.current())&&!Ct(r);)t.advance();return t.pos!==e},bt.regexp_eatExtendedPatternCharacter=function(t){var e=t.current();return!(-1===e||36===e||e>=40&&e<=43||46===e||63===e||91===e||94===e||124===e)&&(t.advance(),!0)},bt.regexp_groupSpecifier=function(t){if(t.eat(63)){if(this.regexp_eatGroupName(t))return-1!==t.groupNames.indexOf(t.lastStringValue)&&t.raise("Duplicate capture group name"),void t.groupNames.push(t.lastStringValue);t.raise("Invalid group")}},bt.regexp_eatGroupName=function(t){if(t.lastStringValue="",t.eat(60)){if(this.regexp_eatRegExpIdentifierName(t)&&t.eat(62))return!0;t.raise("Invalid capture group name")}return!1},bt.regexp_eatRegExpIdentifierName=function(t){if(t.lastStringValue="",this.regexp_eatRegExpIdentifierStart(t)){for(t.lastStringValue+=kt(t.lastIntValue);this.regexp_eatRegExpIdentifierPart(t);)t.lastStringValue+=kt(t.lastIntValue);return!0}return!1},bt.regexp_eatRegExpIdentifierStart=function(t){var e=t.pos,r=this.options.ecmaVersion>=11,i=t.current(r);return t.advance(r),92===i&&this.regexp_eatRegExpUnicodeEscapeSequence(t,r)&&(i=t.lastIntValue),function(t){return g(t,!0)||36===t||95===t}(i)?(t.lastIntValue=i,!0):(t.pos=e,!1)},bt.regexp_eatRegExpIdentifierPart=function(t){var e=t.pos,r=this.options.ecmaVersion>=11,i=t.current(r);return t.advance(r),92===i&&this.regexp_eatRegExpUnicodeEscapeSequence(t,r)&&(i=t.lastIntValue),function(t){return x(t,!0)||36===t||95===t||8204===t||8205===t}(i)?(t.lastIntValue=i,!0):(t.pos=e,!1)},bt.regexp_eatAtomEscape=function(t){return!!(this.regexp_eatBackReference(t)||this.regexp_eatCharacterClassEscape(t)||this.regexp_eatCharacterEscape(t)||t.switchN&&this.regexp_eatKGroupName(t))||(t.switchU&&(99===t.current()&&t.raise("Invalid unicode escape"),t.raise("Invalid escape")),!1)},bt.regexp_eatBackReference=function(t){var e=t.pos;if(this.regexp_eatDecimalEscape(t)){var r=t.lastIntValue;if(t.switchU)return r>t.maxBackReference&&(t.maxBackReference=r),!0;if(r<=t.numCapturingParens)return!0;t.pos=e}return!1},bt.regexp_eatKGroupName=function(t){if(t.eat(107)){if(this.regexp_eatGroupName(t))return t.backReferenceNames.push(t.lastStringValue),!0;t.raise("Invalid named reference")}return!1},bt.regexp_eatCharacterEscape=function(t){return this.regexp_eatControlEscape(t)||this.regexp_eatCControlLetter(t)||this.regexp_eatZero(t)||this.regexp_eatHexEscapeSequence(t)||this.regexp_eatRegExpUnicodeEscapeSequence(t,!1)||!t.switchU&&this.regexp_eatLegacyOctalEscapeSequence(t)||this.regexp_eatIdentityEscape(t)},bt.regexp_eatCControlLetter=function(t){var e=t.pos;if(t.eat(99)){if(this.regexp_eatControlLetter(t))return!0;t.pos=e}return!1},bt.regexp_eatZero=function(t){return 48===t.current()&&!It(t.lookahead())&&(t.lastIntValue=0,t.advance(),!0)},bt.regexp_eatControlEscape=function(t){var e=t.current();return 116===e?(t.lastIntValue=9,t.advance(),!0):110===e?(t.lastIntValue=10,t.advance(),!0):118===e?(t.lastIntValue=11,t.advance(),!0):102===e?(t.lastIntValue=12,t.advance(),!0):114===e&&(t.lastIntValue=13,t.advance(),!0)},bt.regexp_eatControlLetter=function(t){var e=t.current();return!!_t(e)&&(t.lastIntValue=e%32,t.advance(),!0)},bt.regexp_eatRegExpUnicodeEscapeSequence=function(t,e){void 0===e&&(e=!1);var r,i=t.pos,s=e||t.switchU;if(t.eat(117)){if(this.regexp_eatFixedHexDigits(t,4)){var n=t.lastIntValue;if(s&&n>=55296&&n<=56319){var a=t.pos;if(t.eat(92)&&t.eat(117)&&this.regexp_eatFixedHexDigits(t,4)){var o=t.lastIntValue;if(o>=56320&&o<=57343)return t.lastIntValue=1024*(n-55296)+(o-56320)+65536,!0}t.pos=a,t.lastIntValue=n}return!0}if(s&&t.eat(123)&&this.regexp_eatHexDigits(t)&&t.eat(125)&&((r=t.lastIntValue)>=0&&r<=1114111))return!0;s&&t.raise("Invalid unicode escape"),t.pos=i}return!1},bt.regexp_eatIdentityEscape=function(t){if(t.switchU)return!!this.regexp_eatSyntaxCharacter(t)||!!t.eat(47)&&(t.lastIntValue=47,!0);var e=t.current();return!(99===e||t.switchN&&107===e)&&(t.lastIntValue=e,t.advance(),!0)},bt.regexp_eatDecimalEscape=function(t){t.lastIntValue=0;var e=t.current();if(e>=49&&e<=57){do{t.lastIntValue=10*t.lastIntValue+(e-48),t.advance()}while((e=t.current())>=48&&e<=57);return!0}return!1},bt.regexp_eatCharacterClassEscape=function(t){var e=t.current();if(function(t){return 100===t||68===t||115===t||83===t||119===t||87===t}(e))return t.lastIntValue=-1,t.advance(),!0;if(t.switchU&&this.options.ecmaVersion>=9&&(80===e||112===e)){if(t.lastIntValue=-1,t.advance(),t.eat(123)&&this.regexp_eatUnicodePropertyValueExpression(t)&&t.eat(125))return!0;t.raise("Invalid property name")}return!1},bt.regexp_eatUnicodePropertyValueExpression=function(t){var e=t.pos;if(this.regexp_eatUnicodePropertyName(t)&&t.eat(61)){var r=t.lastStringValue;if(this.regexp_eatUnicodePropertyValue(t)){var i=t.lastStringValue;return this.regexp_validateUnicodePropertyNameAndValue(t,r,i),!0}}if(t.pos=e,this.regexp_eatLoneUnicodePropertyNameOrValue(t)){var s=t.lastStringValue;return this.regexp_validateUnicodePropertyNameOrValue(t,s),!0}return!1},bt.regexp_validateUnicodePropertyNameAndValue=function(t,e,r){L(t.unicodeProperties.nonBinary,e)||t.raise("Invalid property name"),t.unicodeProperties.nonBinary[e].test(r)||t.raise("Invalid property value")},bt.regexp_validateUnicodePropertyNameOrValue=function(t,e){t.unicodeProperties.binary.test(e)||t.raise("Invalid property name")},bt.regexp_eatUnicodePropertyName=function(t){var e=0;for(t.lastStringValue="";Et(e=t.current());)t.lastStringValue+=kt(e),t.advance();return""!==t.lastStringValue},bt.regexp_eatUnicodePropertyValue=function(t){var e=0;for(t.lastStringValue="";wt(e=t.current());)t.lastStringValue+=kt(e),t.advance();return""!==t.lastStringValue},bt.regexp_eatLoneUnicodePropertyNameOrValue=function(t){return this.regexp_eatUnicodePropertyValue(t)},bt.regexp_eatCharacterClass=function(t){if(t.eat(91)){if(t.eat(94),this.regexp_classRanges(t),t.eat(93))return!0;t.raise("Unterminated character class")}return!1},bt.regexp_classRanges=function(t){for(;this.regexp_eatClassAtom(t);){var e=t.lastIntValue;if(t.eat(45)&&this.regexp_eatClassAtom(t)){var r=t.lastIntValue;!t.switchU||-1!==e&&-1!==r||t.raise("Invalid character class"),-1!==e&&-1!==r&&e>r&&t.raise("Range out of order in character class")}}},bt.regexp_eatClassAtom=function(t){var e=t.pos;if(t.eat(92)){if(this.regexp_eatClassEscape(t))return!0;if(t.switchU){var r=t.current();(99===r||Pt(r))&&t.raise("Invalid class escape"),t.raise("Invalid escape")}t.pos=e}var i=t.current();return 93!==i&&(t.lastIntValue=i,t.advance(),!0)},bt.regexp_eatClassEscape=function(t){var e=t.pos;if(t.eat(98))return t.lastIntValue=8,!0;if(t.switchU&&t.eat(45))return t.lastIntValue=45,!0;if(!t.switchU&&t.eat(99)){if(this.regexp_eatClassControlLetter(t))return!0;t.pos=e}return this.regexp_eatCharacterClassEscape(t)||this.regexp_eatCharacterEscape(t)},bt.regexp_eatClassControlLetter=function(t){var e=t.current();return!(!It(e)&&95!==e)&&(t.lastIntValue=e%32,t.advance(),!0)},bt.regexp_eatHexEscapeSequence=function(t){var e=t.pos;if(t.eat(120)){if(this.regexp_eatFixedHexDigits(t,2))return!0;t.switchU&&t.raise("Invalid escape"),t.pos=e}return!1},bt.regexp_eatDecimalDigits=function(t){var e=t.pos,r=0;for(t.lastIntValue=0;It(r=t.current());)t.lastIntValue=10*t.lastIntValue+(r-48),t.advance();return t.pos!==e},bt.regexp_eatHexDigits=function(t){var e=t.pos,r=0;for(t.lastIntValue=0;At(r=t.current());)t.lastIntValue=16*t.lastIntValue+Tt(r),t.advance();return t.pos!==e},bt.regexp_eatLegacyOctalEscapeSequence=function(t){if(this.regexp_eatOctalDigit(t)){var e=t.lastIntValue;if(this.regexp_eatOctalDigit(t)){var r=t.lastIntValue;e<=3&&this.regexp_eatOctalDigit(t)?t.lastIntValue=64*e+8*r+t.lastIntValue:t.lastIntValue=8*e+r}else t.lastIntValue=e;return!0}return!1},bt.regexp_eatOctalDigit=function(t){var e=t.current();return Pt(e)?(t.lastIntValue=e-48,t.advance(),!0):(t.lastIntValue=0,!1)},bt.regexp_eatFixedHexDigits=function(t,e){var r=t.pos;t.lastIntValue=0;for(var i=0;i<e;++i){var s=t.current();if(!At(s))return t.pos=r,!1;t.lastIntValue=16*t.lastIntValue+Tt(s),t.advance()}return!0};var Nt=function(t){this.type=t.type,this.value=t.value,this.start=t.start,this.end=t.end,t.options.locations&&(this.loc=new M(t,t.startLoc,t.endLoc)),t.options.ranges&&(this.range=[t.start,t.end])},Vt=j.prototype;function Lt(t){return"function"!=typeof BigInt?null:BigInt(t.replace(/_/g,""))}function Ot(t){return t<=65535?String.fromCharCode(t):(t-=65536,String.fromCharCode(55296+(t>>10),56320+(1023&t)))}Vt.next=function(t){!t&&this.type.keyword&&this.containsEsc&&this.raiseRecoverable(this.start,"Escape sequence in keyword "+this.type.keyword),this.options.onToken&&this.options.onToken(new Nt(this)),this.lastTokEnd=this.end,this.lastTokStart=this.start,this.lastTokEndLoc=this.endLoc,this.lastTokStartLoc=this.startLoc,this.nextToken()},Vt.getToken=function(){return this.next(),new Nt(this)},"undefined"!=typeof Symbol&&(Vt[Symbol.iterator]=function(){var t=this;return{next:function(){var e=t.getToken();return{done:e.type===_.eof,value:e}}}}),Vt.curContext=function(){return this.context[this.context.length-1]},Vt.nextToken=function(){var t=this.curContext();return t&&t.preserveSpace||this.skipSpace(),this.start=this.pos,this.options.locations&&(this.startLoc=this.curPosition()),this.pos>=this.input.length?this.finishToken(_.eof):t.override?t.override(this):void this.readToken(this.fullCharCodeAtPos())},Vt.readToken=function(t){return g(t,this.options.ecmaVersion>=6)||92===t?this.readWord():this.getTokenFromCode(t)},Vt.fullCharCodeAtPos=function(){var t=this.input.charCodeAt(this.pos);return t<=55295||t>=57344?t:(t<<10)+this.input.charCodeAt(this.pos+1)-56613888},Vt.skipBlockComment=function(){var t,e=this.options.onComment&&this.curPosition(),r=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(w.lastIndex=r;(t=w.exec(this.input))&&t.index<this.pos;)++this.curLine,this.lineStart=t.index+t[0].length;this.options.onComment&&this.options.onComment(!0,this.input.slice(r+2,i),r,this.pos,e,this.curPosition())},Vt.skipLineComment=function(t){for(var e=this.pos,r=this.options.onComment&&this.curPosition(),i=this.input.charCodeAt(this.pos+=t);this.pos<this.input.length&&!I(i);)i=this.input.charCodeAt(++this.pos);this.options.onComment&&this.options.onComment(!1,this.input.slice(e+t,this.pos),e,this.pos,r,this.curPosition())},Vt.skipSpace=function(){t:for(;this.pos<this.input.length;){var t=this.input.charCodeAt(this.pos);switch(t){case 32:case 160:++this.pos;break;case 13:10===this.input.charCodeAt(this.pos+1)&&++this.pos;case 10:case 8232:case 8233:++this.pos,this.options.locations&&(++this.curLine,this.lineStart=this.pos);break;case 47:switch(this.input.charCodeAt(this.pos+1)){case 42:this.skipBlockComment();break;case 47:this.skipLineComment(2);break;default:break t}break;default:if(!(t>8&&t<14||t>=5760&&A.test(String.fromCharCode(t))))break t;++this.pos}}},Vt.finishToken=function(t,e){this.end=this.pos,this.options.locations&&(this.endLoc=this.curPosition());var r=this.type;this.type=t,this.value=e,this.updateContext(r)},Vt.readToken_dot=function(){var t=this.input.charCodeAt(this.pos+1);if(t>=48&&t<=57)return this.readNumber(!0);var e=this.input.charCodeAt(this.pos+2);return this.options.ecmaVersion>=6&&46===t&&46===e?(this.pos+=3,this.finishToken(_.ellipsis)):(++this.pos,this.finishToken(_.dot))},Vt.readToken_slash=function(){var t=this.input.charCodeAt(this.pos+1);return this.exprAllowed?(++this.pos,this.readRegexp()):61===t?this.finishOp(_.assign,2):this.finishOp(_.slash,1)},Vt.readToken_mult_modulo_exp=function(t){var e=this.input.charCodeAt(this.pos+1),r=1,i=42===t?_.star:_.modulo;return this.options.ecmaVersion>=7&&42===t&&42===e&&(++r,i=_.starstar,e=this.input.charCodeAt(this.pos+2)),61===e?this.finishOp(_.assign,r+1):this.finishOp(i,r)},Vt.readToken_pipe_amp=function(t){var e=this.input.charCodeAt(this.pos+1);if(e===t){if(this.options.ecmaVersion>=12)if(61===this.input.charCodeAt(this.pos+2))return this.finishOp(_.assign,3);return this.finishOp(124===t?_.logicalOR:_.logicalAND,2)}return 61===e?this.finishOp(_.assign,2):this.finishOp(124===t?_.bitwiseOR:_.bitwiseAND,1)},Vt.readToken_caret=function(){return 61===this.input.charCodeAt(this.pos+1)?this.finishOp(_.assign,2):this.finishOp(_.bitwiseXOR,1)},Vt.readToken_plus_min=function(t){var e=this.input.charCodeAt(this.pos+1);return e===t?45!==e||this.inModule||62!==this.input.charCodeAt(this.pos+2)||0!==this.lastTokEnd&&!E.test(this.input.slice(this.lastTokEnd,this.pos))?this.finishOp(_.incDec,2):(this.skipLineComment(3),this.skipSpace(),this.nextToken()):61===e?this.finishOp(_.assign,2):this.finishOp(_.plusMin,1)},Vt.readToken_lt_gt=function(t){var e=this.input.charCodeAt(this.pos+1),r=1;return e===t?(r=62===t&&62===this.input.charCodeAt(this.pos+2)?3:2,61===this.input.charCodeAt(this.pos+r)?this.finishOp(_.assign,r+1):this.finishOp(_.bitShift,r)):33!==e||60!==t||this.inModule||45!==this.input.charCodeAt(this.pos+2)||45!==this.input.charCodeAt(this.pos+3)?(61===e&&(r=2),this.finishOp(_.relational,r)):(this.skipLineComment(4),this.skipSpace(),this.nextToken())},Vt.readToken_eq_excl=function(t){var e=this.input.charCodeAt(this.pos+1);return 61===e?this.finishOp(_.equality,61===this.input.charCodeAt(this.pos+2)?3:2):61===t&&62===e&&this.options.ecmaVersion>=6?(this.pos+=2,this.finishToken(_.arrow)):this.finishOp(61===t?_.eq:_.prefix,1)},Vt.readToken_question=function(){var t=this.options.ecmaVersion;if(t>=11){var e=this.input.charCodeAt(this.pos+1);if(46===e){var r=this.input.charCodeAt(this.pos+2);if(r<48||r>57)return this.finishOp(_.questionDot,2)}if(63===e){if(t>=12)if(61===this.input.charCodeAt(this.pos+2))return this.finishOp(_.assign,3);return 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