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d=function(e){this.type=r.JSXSyntax.JSXSpreadAttribute,this.argument=e};t.JSXSpreadAttribute=d;var f=function(e,t){this.type=r.JSXSyntax.JSXText,this.value=e,this.raw=t};t.JSXText=f},function(e,t){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.JSXSyntax={JSXAttribute:"JSXAttribute",JSXClosingElement:"JSXClosingElement",JSXElement:"JSXElement",JSXEmptyExpression:"JSXEmptyExpression",JSXExpressionContainer:"JSXExpressionContainer",JSXIdentifier:"JSXIdentifier",JSXMemberExpression:"JSXMemberExpression",JSXNamespacedName:"JSXNamespacedName",JSXOpeningElement:"JSXOpeningElement",JSXSpreadAttribute:"JSXSpreadAttribute",JSXText:"JSXText"}},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(2),i=function(e){this.type=r.Syntax.ArrayExpression,this.elements=e};t.ArrayExpression=i;var a=function(e){this.type=r.Syntax.ArrayPattern,this.elements=e};t.ArrayPattern=a;var s=function(e,t,n){this.type=r.Syntax.ArrowFunctionExpression,this.id=null,this.params=e,this.body=t,this.generator=!1,this.expression=n,this.async=!1};t.ArrowFunctionExpression=s;var o=function(e,t,n){this.type=r.Syntax.AssignmentExpression,this.operator=e,this.left=t,this.right=n};t.AssignmentExpression=o;var u=function(e,t){this.type=r.Syntax.AssignmentPattern,this.left=e,this.right=t};t.AssignmentPattern=u;var l=function(e,t,n){this.type=r.Syntax.ArrowFunctionExpression,this.id=null,this.params=e,this.body=t,this.generator=!1,this.expression=n,this.async=!0};t.AsyncArrowFunctionExpression=l;var c=function(e,t,n){this.type=r.Syntax.FunctionDeclaration,this.id=e,this.params=t,this.body=n,this.generator=!1,this.expression=!1,this.async=!0};t.AsyncFunctionDeclaration=c;var p=function(e,t,n){this.type=r.Syntax.FunctionExpression,this.id=e,this.params=t,this.body=n,this.generator=!1,this.expression=!1,this.async=!0};t.AsyncFunctionExpression=p;var h=function(e){this.type=r.Syntax.AwaitExpression,this.argument=e};t.AwaitExpression=h;var d=function(e,t,n){var i="||"===e||"&&"===e;this.type=i?r.Syntax.LogicalExpression:r.Syntax.BinaryExpression,this.operator=e,this.left=t,this.right=n};t.BinaryExpression=d;var f=function(e){this.type=r.Syntax.BlockStatement,this.body=e};t.BlockStatement=f;var m=function(e){this.type=r.Syntax.BreakStatement,this.label=e};t.BreakStatement=m;var y=function(e,t){this.type=r.Syntax.CallExpression,this.callee=e,this.arguments=t};t.CallExpression=y;var g=function(e,t){this.type=r.Syntax.CatchClause,this.param=e,this.body=t};t.CatchClause=g;var x=function(e){this.type=r.Syntax.ClassBody,this.body=e};t.ClassBody=x;var v=function(e,t,n){this.type=r.Syntax.ClassDeclaration,this.id=e,this.superClass=t,this.body=n};t.ClassDeclaration=v;var b=function(e,t,n){this.type=r.Syntax.ClassExpression,this.id=e,this.superClass=t,this.body=n};t.ClassExpression=b;var E=function(e,t){this.type=r.Syntax.MemberExpression,this.computed=!0,this.object=e,this.property=t};t.ComputedMemberExpression=E;var S=function(e,t,n){this.type=r.Syntax.ConditionalExpression,this.test=e,this.consequent=t,this.alternate=n};t.ConditionalExpression=S;var D=function(e){this.type=r.Syntax.ContinueStatement,this.label=e};t.ContinueStatement=D;var C=function(){this.type=r.Syntax.DebuggerStatement};t.DebuggerStatement=C;var A=function(e,t){this.type=r.Syntax.ExpressionStatement,this.expression=e,this.directive=t};t.Directive=A;var T=function(e,t){this.type=r.Syntax.DoWhileStatement,this.body=e,this.test=t};t.DoWhileStatement=T;var w=function(){this.type=r.Syntax.EmptyStatement};t.EmptyStatement=w;var k=function(e){this.type=r.Syntax.ExportAllDeclaration,this.source=e};t.ExportAllDeclaration=k;var F=function(e){this.type=r.Syntax.ExportDefaultDeclaration,this.declaration=e};t.ExportDefaultDeclaration=F;var P=function(e,t,n){this.type=r.Syntax.ExportNamedDeclaration,this.declaration=e,this.specifiers=t,this.source=n};t.ExportNamedDeclaration=P;var B=function(e,t){this.type=r.Syntax.ExportSpecifier,this.exported=t,this.local=e};t.ExportSpecifier=B;var _=function(e){this.type=r.Syntax.ExpressionStatement,this.expression=e};t.ExpressionStatement=_;var N=function(e,t,n){this.type=r.Syntax.ForInStatement,this.left=e,this.right=t,this.body=n,this.each=!1};t.ForInStatement=N;var I=function(e,t,n){this.type=r.Syntax.ForOfStatement,this.left=e,this.right=t,this.body=n};t.ForOfStatement=I;var M=function(e,t,n,i){this.type=r.Syntax.ForStatement,this.init=e,this.test=t,this.update=n,this.body=i};t.ForStatement=M;var O=function(e,t,n,i){this.type=r.Syntax.FunctionDeclaration,this.id=e,this.params=t,this.body=n,this.generator=i,this.expression=!1,this.async=!1};t.FunctionDeclaration=O;var L=function(e,t,n,i){this.type=r.Syntax.FunctionExpression,this.id=e,this.params=t,this.body=n,this.generator=i,this.expression=!1,this.async=!1};t.FunctionExpression=L;var j=function(e){this.type=r.Syntax.Identifier,this.name=e};t.Identifier=j;var J=function(e,t,n){this.type=r.Syntax.IfStatement,this.test=e,this.consequent=t,this.alternate=n};t.IfStatement=J;var R=function(e,t){this.type=r.Syntax.ImportDeclaration,this.specifiers=e,this.source=t};t.ImportDeclaration=R;var X=function(e){this.type=r.Syntax.ImportDefaultSpecifier,this.local=e};t.ImportDefaultSpecifier=X;var z=function(e){this.type=r.Syntax.ImportNamespaceSpecifier,this.local=e};t.ImportNamespaceSpecifier=z;var U=function(e,t){this.type=r.Syntax.ImportSpecifier,this.local=e,this.imported=t};t.ImportSpecifier=U;var q=function(e,t){this.type=r.Syntax.LabeledStatement,this.label=e,this.body=t};t.LabeledStatement=q;var V=function(e,t){this.type=r.Syntax.Literal,this.value=e,this.raw=t};t.Literal=V;var K=function(e,t){this.type=r.Syntax.MetaProperty,this.meta=e,this.property=t};t.MetaProperty=K;var W=function(e,t,n,i,a){this.type=r.Syntax.MethodDefinition,this.key=e,this.computed=t,this.value=n,this.kind=i,this.static=a};t.MethodDefinition=W;var G=function(e){this.type=r.Syntax.Program,this.body=e,this.sourceType="module"};t.Module=G;var H=function(e,t){this.type=r.Syntax.NewExpression,this.callee=e,this.arguments=t};t.NewExpression=H;var Y=function(e){this.type=r.Syntax.ObjectExpression,this.properties=e};t.ObjectExpression=Y;var $=function(e){this.type=r.Syntax.ObjectPattern,this.properties=e};t.ObjectPattern=$;var Q=function(e,t,n,i,a,s){this.type=r.Syntax.Property,this.key=t,this.computed=n,this.value=i,this.kind=e,this.method=a,this.shorthand=s};t.Property=Q;var Z=function(e,t,n,i){this.type=r.Syntax.Literal,this.value=e,this.raw=t,this.regex={pattern:n,flags:i}};t.RegexLiteral=Z;var ee=function(e){this.type=r.Syntax.RestElement,this.argument=e};t.RestElement=ee;var te=function(e){this.type=r.Syntax.ReturnStatement,this.argument=e};t.ReturnStatement=te;var ne=function(e){this.type=r.Syntax.Program,this.body=e,this.sourceType="script"};t.Script=ne;var re=function(e){this.type=r.Syntax.SequenceExpression,this.expressions=e};t.SequenceExpression=re;var ie=function(e){this.type=r.Syntax.SpreadElement,this.argument=e};t.SpreadElement=ie;var ae=function(e,t){this.type=r.Syntax.MemberExpression,this.computed=!1,this.object=e,this.property=t};t.StaticMemberExpression=ae;var se=function(){this.type=r.Syntax.Super};t.Super=se;var oe=function(e,t){this.type=r.Syntax.SwitchCase,this.test=e,this.consequent=t};t.SwitchCase=oe;var ue=function(e,t){this.type=r.Syntax.SwitchStatement,this.discriminant=e,this.cases=t};t.SwitchStatement=ue;var le=function(e,t){this.type=r.Syntax.TaggedTemplateExpression,this.tag=e,this.quasi=t};t.TaggedTemplateExpression=le;var ce=function(e,t){this.type=r.Syntax.TemplateElement,this.value=e,this.tail=t};t.TemplateElement=ce;var pe=function(e,t){this.type=r.Syntax.TemplateLiteral,this.quasis=e,this.expressions=t};t.TemplateLiteral=pe;var he=function(){this.type=r.Syntax.ThisExpression};t.ThisExpression=he;var de=function(e){this.type=r.Syntax.ThrowStatement,this.argument=e};t.ThrowStatement=de;var fe=function(e,t,n){this.type=r.Syntax.TryStatement,this.block=e,this.handler=t,this.finalizer=n};t.TryStatement=fe;var me=function(e,t){this.type=r.Syntax.UnaryExpression,this.operator=e,this.argument=t,this.prefix=!0};t.UnaryExpression=me;var ye=function(e,t,n){this.type=r.Syntax.UpdateExpression,this.operator=e,this.argument=t,this.prefix=n};t.UpdateExpression=ye;var ge=function(e,t){this.type=r.Syntax.VariableDeclaration,this.declarations=e,this.kind=t};t.VariableDeclaration=ge;var xe=function(e,t){this.type=r.Syntax.VariableDeclarator,this.id=e,this.init=t};t.VariableDeclarator=xe;var ve=function(e,t){this.type=r.Syntax.WhileStatement,this.test=e,this.body=t};t.WhileStatement=ve;var be=function(e,t){this.type=r.Syntax.WithStatement,this.object=e,this.body=t};t.WithStatement=be;var Ee=function(e,t){this.type=r.Syntax.YieldExpression,this.argument=e,this.delegate=t};t.YieldExpression=Ee},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(9),i=n(10),a=n(11),s=n(7),o=n(12),u=n(2),l=n(13),c=function(){function e(e,t,n){void 0===t&&(t={}),this.config={range:"boolean"==typeof t.range&&t.range,loc:"boolean"==typeof t.loc&&t.loc,source:null,tokens:"boolean"==typeof t.tokens&&t.tokens,comment:"boolean"==typeof t.comment&&t.comment,tolerant:"boolean"==typeof t.tolerant&&t.tolerant},this.config.loc&&t.source&&null!==t.source&&(this.config.source=String(t.source)),this.delegate=n,this.errorHandler=new i.ErrorHandler,this.errorHandler.tolerant=this.config.tolerant,this.scanner=new o.Scanner(e,this.errorHandler),this.scanner.trackComment=this.config.comment,this.operatorPrecedence={")":0,";":0,",":0,"=":0,"]":0,"||":1,"&&":2,"|":3,"^":4,"&":5,"==":6,"!=":6,"===":6,"!==":6,"<":7,">":7,"<=":7,">=":7,"<<":8,">>":8,">>>":8,"+":9,"-":9,"*":11,"/":11,"%":11},this.lookahead={type:2,value:"",lineNumber:this.scanner.lineNumber,lineStart:0,start:0,end:0},this.hasLineTerminator=!1,this.context={isModule:!1,await:!1,allowIn:!0,allowStrictDirective:!0,allowYield:!0,firstCoverInitializedNameError:null,isAssignmentTarget:!1,isBindingElement:!1,inFunctionBody:!1,inIteration:!1,inSwitch:!1,labelSet:{},strict:!1},this.tokens=[],this.startMarker={index:0,line:this.scanner.lineNumber,column:0},this.lastMarker={index:0,line:this.scanner.lineNumber,column:0},this.nextToken(),this.lastMarker={index:this.scanner.index,line:this.scanner.lineNumber,column:this.scanner.index-this.scanner.lineStart}}return e.prototype.throwError=function(e){for(var t=[],n=1;n<arguments.length;n++)t[n-1]=arguments[n];var i=Array.prototype.slice.call(arguments,1),a=e.replace(/%(\d)/g,(function(e,t){return r.assert(t<i.length,"Message reference must be in range"),i[t]})),s=this.lastMarker.index,o=this.lastMarker.line,u=this.lastMarker.column+1;throw this.errorHandler.createError(s,o,u,a)},e.prototype.tolerateError=function(e){for(var t=[],n=1;n<arguments.length;n++)t[n-1]=arguments[n];var i=Array.prototype.slice.call(arguments,1),a=e.replace(/%(\d)/g,(function(e,t){return r.assert(t<i.length,"Message reference must be in range"),i[t]})),s=this.lastMarker.index,o=this.scanner.lineNumber,u=this.lastMarker.column+1;this.errorHandler.tolerateError(s,o,u,a)},e.prototype.unexpectedTokenError=function(e,t){var n,r=t||a.Messages.UnexpectedToken;if(e?(t||(r=2===e.type?a.Messages.UnexpectedEOS:3===e.type?a.Messages.UnexpectedIdentifier:6===e.type?a.Messages.UnexpectedNumber:8===e.type?a.Messages.UnexpectedString:10===e.type?a.Messages.UnexpectedTemplate:a.Messages.UnexpectedToken,4===e.type&&(this.scanner.isFutureReservedWord(e.value)?r=a.Messages.UnexpectedReserved:this.context.strict&&this.scanner.isStrictModeReservedWord(e.value)&&(r=a.Messages.StrictReservedWord))),n=e.value):n="ILLEGAL",r=r.replace("%0",n),e&&"number"==typeof e.lineNumber){var i=e.start,s=e.lineNumber,o=this.lastMarker.index-this.lastMarker.column,u=e.start-o+1;return this.errorHandler.createError(i,s,u,r)}return i=this.lastMarker.index,s=this.lastMarker.line,u=this.lastMarker.column+1,this.errorHandler.createError(i,s,u,r)},e.prototype.throwUnexpectedToken=function(e,t){throw this.unexpectedTokenError(e,t)},e.prototype.tolerateUnexpectedToken=function(e,t){this.errorHandler.tolerate(this.unexpectedTokenError(e,t))},e.prototype.collectComments=function(){if(this.config.comment){var e=this.scanner.scanComments();if(e.length>0&&this.delegate)for(var t=0;t<e.length;++t){var n=e[t],r=void 0;r={type:n.multiLine?"BlockComment":"LineComment",value:this.scanner.source.slice(n.slice[0],n.slice[1])},this.config.range&&(r.range=n.range),this.config.loc&&(r.loc=n.loc);var i={start:{line:n.loc.start.line,column:n.loc.start.column,offset:n.range[0]},end:{line:n.loc.end.line,column:n.loc.end.column,offset:n.range[1]}};this.delegate(r,i)}}else this.scanner.scanComments()},e.prototype.getTokenRaw=function(e){return this.scanner.source.slice(e.start,e.end)},e.prototype.convertToken=function(e){var t={type:l.TokenName[e.type],value:this.getTokenRaw(e)};if(this.config.range&&(t.range=[e.start,e.end]),this.config.loc&&(t.loc={start:{line:this.startMarker.line,column:this.startMarker.column},end:{line:this.scanner.lineNumber,column:this.scanner.index-this.scanner.lineStart}}),9===e.type){var n=e.pattern,r=e.flags;t.regex={pattern:n,flags:r}}return t},e.prototype.nextToken=function(){var e=this.lookahead;this.lastMarker.index=this.scanner.index,this.lastMarker.line=this.scanner.lineNumber,this.lastMarker.column=this.scanner.index-this.scanner.lineStart,this.collectComments(),this.scanner.index!==this.startMarker.index&&(this.startMarker.index=this.scanner.index,this.startMarker.line=this.scanner.lineNumber,this.startMarker.column=this.scanner.index-this.scanner.lineStart);var t=this.scanner.lex();return this.hasLineTerminator=e.lineNumber!==t.lineNumber,t&&this.context.strict&&3===t.type&&this.scanner.isStrictModeReservedWord(t.value)&&(t.type=4),this.lookahead=t,this.config.tokens&&2!==t.type&&this.tokens.push(this.convertToken(t)),e},e.prototype.nextRegexToken=function(){this.collectComments();var e=this.scanner.scanRegExp();return this.config.tokens&&(this.tokens.pop(),this.tokens.push(this.convertToken(e))),this.lookahead=e,this.nextToken(),e},e.prototype.createNode=function(){return{index:this.startMarker.index,line:this.startMarker.line,column:this.startMarker.column}},e.prototype.startNode=function(e,t){void 0===t&&(t=0);var n=e.start-e.lineStart,r=e.lineNumber;return n<0&&(n+=t,r--),{index:e.start,line:r,column:n}},e.prototype.finalize=function(e,t){if(this.config.range&&(t.range=[e.index,this.lastMarker.index]),this.config.loc&&(t.loc={start:{line:e.line,column:e.column},end:{line:this.lastMarker.line,column:this.lastMarker.column}},this.config.source&&(t.loc.source=this.config.source)),this.delegate){var n={start:{line:e.line,column:e.column,offset:e.index},end:{line:this.lastMarker.line,column:this.lastMarker.column,offset:this.lastMarker.index}};this.delegate(t,n)}return t},e.prototype.expect=function(e){var t=this.nextToken();7===t.type&&t.value===e||this.throwUnexpectedToken(t)},e.prototype.expectCommaSeparator=function(){if(this.config.tolerant){var e=this.lookahead;7===e.type&&","===e.value?this.nextToken():7===e.type&&";"===e.value?(this.nextToken(),this.tolerateUnexpectedToken(e)):this.tolerateUnexpectedToken(e,a.Messages.UnexpectedToken)}else this.expect(",")},e.prototype.expectKeyword=function(e){var t=this.nextToken();4===t.type&&t.value===e||this.throwUnexpectedToken(t)},e.prototype.match=function(e){return 7===this.lookahead.type&&this.lookahead.value===e},e.prototype.matchKeyword=function(e){return 4===this.lookahead.type&&this.lookahead.value===e},e.prototype.matchContextualKeyword=function(e){return 3===this.lookahead.type&&this.lookahead.value===e},e.prototype.matchAssign=function(){if(7!==this.lookahead.type)return!1;var e=this.lookahead.value;return"="===e||"*="===e||"**="===e||"/="===e||"%="===e||"+="===e||"-="===e||"<<="===e||">>="===e||">>>="===e||"&="===e||"^="===e||"|="===e},e.prototype.isolateCoverGrammar=function(e){var t=this.context.isBindingElement,n=this.context.isAssignmentTarget,r=this.context.firstCoverInitializedNameError;this.context.isBindingElement=!0,this.context.isAssignmentTarget=!0,this.context.firstCoverInitializedNameError=null;var i=e.call(this);return null!==this.context.firstCoverInitializedNameError&&this.throwUnexpectedToken(this.context.firstCoverInitializedNameError),this.context.isBindingElement=t,this.context.isAssignmentTarget=n,this.context.firstCoverInitializedNameError=r,i},e.prototype.inheritCoverGrammar=function(e){var t=this.context.isBindingElement,n=this.context.isAssignmentTarget,r=this.context.firstCoverInitializedNameError;this.context.isBindingElement=!0,this.context.isAssignmentTarget=!0,this.context.firstCoverInitializedNameError=null;var i=e.call(this);return this.context.isBindingElement=this.context.isBindingElement&&t,this.context.isAssignmentTarget=this.context.isAssignmentTarget&&n,this.context.firstCoverInitializedNameError=r||this.context.firstCoverInitializedNameError,i},e.prototype.consumeSemicolon=function(){this.match(";")?this.nextToken():this.hasLineTerminator||(2===this.lookahead.type||this.match("}")||this.throwUnexpectedToken(this.lookahead),this.lastMarker.index=this.startMarker.index,this.lastMarker.line=this.startMarker.line,this.lastMarker.column=this.startMarker.column)},e.prototype.parsePrimaryExpression=function(){var e,t,n,r=this.createNode();switch(this.lookahead.type){case 3:(this.context.isModule||this.context.await)&&"await"===this.lookahead.value&&this.tolerateUnexpectedToken(this.lookahead),e=this.matchAsyncFunction()?this.parseFunctionExpression():this.finalize(r,new s.Identifier(this.nextToken().value));break;case 6:case 8:this.context.strict&&this.lookahead.octal&&this.tolerateUnexpectedToken(this.lookahead,a.Messages.StrictOctalLiteral),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,t=this.nextToken(),n=this.getTokenRaw(t),e=this.finalize(r,new s.Literal(t.value,n));break;case 1:this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,t=this.nextToken(),n=this.getTokenRaw(t),e=this.finalize(r,new s.Literal("true"===t.value,n));break;case 5:this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,t=this.nextToken(),n=this.getTokenRaw(t),e=this.finalize(r,new s.Literal(null,n));break;case 10:e=this.parseTemplateLiteral();break;case 7:switch(this.lookahead.value){case"(":this.context.isBindingElement=!1,e=this.inheritCoverGrammar(this.parseGroupExpression);break;case"[":e=this.inheritCoverGrammar(this.parseArrayInitializer);break;case"{":e=this.inheritCoverGrammar(this.parseObjectInitializer);break;case"/":case"/=":this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,this.scanner.index=this.startMarker.index,t=this.nextRegexToken(),n=this.getTokenRaw(t),e=this.finalize(r,new s.RegexLiteral(t.regex,n,t.pattern,t.flags));break;default:e=this.throwUnexpectedToken(this.nextToken())}break;case 4:!this.context.strict&&this.context.allowYield&&this.matchKeyword("yield")?e=this.parseIdentifierName():!this.context.strict&&this.matchKeyword("let")?e=this.finalize(r,new s.Identifier(this.nextToken().value)):(this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,this.matchKeyword("function")?e=this.parseFunctionExpression():this.matchKeyword("this")?(this.nextToken(),e=this.finalize(r,new s.ThisExpression)):e=this.matchKeyword("class")?this.parseClassExpression():this.throwUnexpectedToken(this.nextToken()));break;default:e=this.throwUnexpectedToken(this.nextToken())}return e},e.prototype.parseSpreadElement=function(){var e=this.createNode();this.expect("...");var t=this.inheritCoverGrammar(this.parseAssignmentExpression);return this.finalize(e,new s.SpreadElement(t))},e.prototype.parseArrayInitializer=function(){var e=this.createNode(),t=[];for(this.expect("[");!this.match("]");)if(this.match(","))this.nextToken(),t.push(null);else if(this.match("...")){var n=this.parseSpreadElement();this.match("]")||(this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1,this.expect(",")),t.push(n)}else t.push(this.inheritCoverGrammar(this.parseAssignmentExpression)),this.match("]")||this.expect(",");return this.expect("]"),this.finalize(e,new s.ArrayExpression(t))},e.prototype.parsePropertyMethod=function(e){this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1;var t=this.context.strict,n=this.context.allowStrictDirective;this.context.allowStrictDirective=e.simple;var r=this.isolateCoverGrammar(this.parseFunctionSourceElements);return this.context.strict&&e.firstRestricted&&this.tolerateUnexpectedToken(e.firstRestricted,e.message),this.context.strict&&e.stricted&&this.tolerateUnexpectedToken(e.stricted,e.message),this.context.strict=t,this.context.allowStrictDirective=n,r},e.prototype.parsePropertyMethodFunction=function(){var e=this.createNode(),t=this.context.allowYield;this.context.allowYield=!0;var n=this.parseFormalParameters(),r=this.parsePropertyMethod(n);return this.context.allowYield=t,this.finalize(e,new s.FunctionExpression(null,n.params,r,!1))},e.prototype.parsePropertyMethodAsyncFunction=function(){var e=this.createNode(),t=this.context.allowYield,n=this.context.await;this.context.allowYield=!1,this.context.await=!0;var r=this.parseFormalParameters(),i=this.parsePropertyMethod(r);return this.context.allowYield=t,this.context.await=n,this.finalize(e,new s.AsyncFunctionExpression(null,r.params,i))},e.prototype.parseObjectPropertyKey=function(){var e,t=this.createNode(),n=this.nextToken();switch(n.type){case 8:case 6:this.context.strict&&n.octal&&this.tolerateUnexpectedToken(n,a.Messages.StrictOctalLiteral);var r=this.getTokenRaw(n);e=this.finalize(t,new s.Literal(n.value,r));break;case 3:case 1:case 5:case 4:e=this.finalize(t,new s.Identifier(n.value));break;case 7:"["===n.value?(e=this.isolateCoverGrammar(this.parseAssignmentExpression),this.expect("]")):e=this.throwUnexpectedToken(n);break;default:e=this.throwUnexpectedToken(n)}return e},e.prototype.isPropertyKey=function(e,t){return e.type===u.Syntax.Identifier&&e.name===t||e.type===u.Syntax.Literal&&e.value===t},e.prototype.parseObjectProperty=function(e){var t,n=this.createNode(),r=this.lookahead,i=null,o=null,u=!1,l=!1,c=!1,p=!1;if(3===r.type){var h=r.value;this.nextToken(),u=this.match("["),i=(p=!(this.hasLineTerminator||"async"!==h||this.match(":")||this.match("(")||this.match("*")||this.match(",")))?this.parseObjectPropertyKey():this.finalize(n,new s.Identifier(h))}else this.match("*")?this.nextToken():(u=this.match("["),i=this.parseObjectPropertyKey());var d=this.qualifiedPropertyName(this.lookahead);if(3===r.type&&!p&&"get"===r.value&&d)t="get",u=this.match("["),i=this.parseObjectPropertyKey(),this.context.allowYield=!1,o=this.parseGetterMethod();else if(3===r.type&&!p&&"set"===r.value&&d)t="set",u=this.match("["),i=this.parseObjectPropertyKey(),o=this.parseSetterMethod();else if(7===r.type&&"*"===r.value&&d)t="init",u=this.match("["),i=this.parseObjectPropertyKey(),o=this.parseGeneratorMethod(),l=!0;else if(i||this.throwUnexpectedToken(this.lookahead),t="init",this.match(":")&&!p)!u&&this.isPropertyKey(i,"__proto__")&&(e.value&&this.tolerateError(a.Messages.DuplicateProtoProperty),e.value=!0),this.nextToken(),o=this.inheritCoverGrammar(this.parseAssignmentExpression);else if(this.match("("))o=p?this.parsePropertyMethodAsyncFunction():this.parsePropertyMethodFunction(),l=!0;else if(3===r.type)if(h=this.finalize(n,new s.Identifier(r.value)),this.match("=")){this.context.firstCoverInitializedNameError=this.lookahead,this.nextToken(),c=!0;var f=this.isolateCoverGrammar(this.parseAssignmentExpression);o=this.finalize(n,new s.AssignmentPattern(h,f))}else c=!0,o=h;else this.throwUnexpectedToken(this.nextToken());return this.finalize(n,new s.Property(t,i,u,o,l,c))},e.prototype.parseObjectInitializer=function(){var e=this.createNode();this.expect("{");for(var t=[],n={value:!1};!this.match("}");)t.push(this.parseObjectProperty(n)),this.match("}")||this.expectCommaSeparator();return this.expect("}"),this.finalize(e,new s.ObjectExpression(t))},e.prototype.parseTemplateHead=function(){r.assert(this.lookahead.head,"Template literal must start with a template head");var e=this.createNode(),t=this.nextToken(),n=t.value,i=t.cooked;return this.finalize(e,new s.TemplateElement({raw:n,cooked:i},t.tail))},e.prototype.parseTemplateElement=function(){10!==this.lookahead.type&&this.throwUnexpectedToken();var e=this.createNode(),t=this.nextToken(),n=t.value,r=t.cooked;return this.finalize(e,new s.TemplateElement({raw:n,cooked:r},t.tail))},e.prototype.parseTemplateLiteral=function(){var e=this.createNode(),t=[],n=[],r=this.parseTemplateHead();for(n.push(r);!r.tail;)t.push(this.parseExpression()),r=this.parseTemplateElement(),n.push(r);return this.finalize(e,new s.TemplateLiteral(n,t))},e.prototype.reinterpretExpressionAsPattern=function(e){switch(e.type){case u.Syntax.Identifier:case u.Syntax.MemberExpression:case u.Syntax.RestElement:case u.Syntax.AssignmentPattern:break;case u.Syntax.SpreadElement:e.type=u.Syntax.RestElement,this.reinterpretExpressionAsPattern(e.argument);break;case u.Syntax.ArrayExpression:e.type=u.Syntax.ArrayPattern;for(var t=0;t<e.elements.length;t++)null!==e.elements[t]&&this.reinterpretExpressionAsPattern(e.elements[t]);break;case u.Syntax.ObjectExpression:for(e.type=u.Syntax.ObjectPattern,t=0;t<e.properties.length;t++)this.reinterpretExpressionAsPattern(e.properties[t].value);break;case u.Syntax.AssignmentExpression:e.type=u.Syntax.AssignmentPattern,delete e.operator,this.reinterpretExpressionAsPattern(e.left)}},e.prototype.parseGroupExpression=function(){var e;if(this.expect("("),this.match(")"))this.nextToken(),this.match("=>")||this.expect("=>"),e={type:"ArrowParameterPlaceHolder",params:[],async:!1};else{var t=this.lookahead,n=[];if(this.match("..."))e=this.parseRestElement(n),this.expect(")"),this.match("=>")||this.expect("=>"),e={type:"ArrowParameterPlaceHolder",params:[e],async:!1};else{var r=!1;if(this.context.isBindingElement=!0,e=this.inheritCoverGrammar(this.parseAssignmentExpression),this.match(",")){var i=[];for(this.context.isAssignmentTarget=!1,i.push(e);2!==this.lookahead.type&&this.match(",");){if(this.nextToken(),this.match(")")){this.nextToken();for(var a=0;a<i.length;a++)this.reinterpretExpressionAsPattern(i[a]);r=!0,e={type:"ArrowParameterPlaceHolder",params:i,async:!1}}else if(this.match("...")){for(this.context.isBindingElement||this.throwUnexpectedToken(this.lookahead),i.push(this.parseRestElement(n)),this.expect(")"),this.match("=>")||this.expect("=>"),this.context.isBindingElement=!1,a=0;a<i.length;a++)this.reinterpretExpressionAsPattern(i[a]);r=!0,e={type:"ArrowParameterPlaceHolder",params:i,async:!1}}else i.push(this.inheritCoverGrammar(this.parseAssignmentExpression));if(r)break}r||(e=this.finalize(this.startNode(t),new s.SequenceExpression(i)))}if(!r){if(this.expect(")"),this.match("=>")&&(e.type===u.Syntax.Identifier&&"yield"===e.name&&(r=!0,e={type:"ArrowParameterPlaceHolder",params:[e],async:!1}),!r)){if(this.context.isBindingElement||this.throwUnexpectedToken(this.lookahead),e.type===u.Syntax.SequenceExpression)for(a=0;a<e.expressions.length;a++)this.reinterpretExpressionAsPattern(e.expressions[a]);else this.reinterpretExpressionAsPattern(e);e={type:"ArrowParameterPlaceHolder",params:e.type===u.Syntax.SequenceExpression?e.expressions:[e],async:!1}}this.context.isBindingElement=!1}}}return e},e.prototype.parseArguments=function(){this.expect("(");var e=[];if(!this.match(")"))for(;;){var t=this.match("...")?this.parseSpreadElement():this.isolateCoverGrammar(this.parseAssignmentExpression);if(e.push(t),this.match(")"))break;if(this.expectCommaSeparator(),this.match(")"))break}return this.expect(")"),e},e.prototype.isIdentifierName=function(e){return 3===e.type||4===e.type||1===e.type||5===e.type},e.prototype.parseIdentifierName=function(){var e=this.createNode(),t=this.nextToken();return this.isIdentifierName(t)||this.throwUnexpectedToken(t),this.finalize(e,new s.Identifier(t.value))},e.prototype.parseNewExpression=function(){var e,t=this.createNode(),n=this.parseIdentifierName();if(r.assert("new"===n.name,"New expression must start with `new`"),this.match("."))if(this.nextToken(),3===this.lookahead.type&&this.context.inFunctionBody&&"target"===this.lookahead.value){var i=this.parseIdentifierName();e=new s.MetaProperty(n,i)}else this.throwUnexpectedToken(this.lookahead);else{var a=this.isolateCoverGrammar(this.parseLeftHandSideExpression),o=this.match("(")?this.parseArguments():[];e=new s.NewExpression(a,o),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1}return this.finalize(t,e)},e.prototype.parseAsyncArgument=function(){var e=this.parseAssignmentExpression();return this.context.firstCoverInitializedNameError=null,e},e.prototype.parseAsyncArguments=function(){this.expect("(");var e=[];if(!this.match(")"))for(;;){var t=this.match("...")?this.parseSpreadElement():this.isolateCoverGrammar(this.parseAsyncArgument);if(e.push(t),this.match(")"))break;if(this.expectCommaSeparator(),this.match(")"))break}return this.expect(")"),e},e.prototype.parseLeftHandSideExpressionAllowCall=function(){var e,t=this.lookahead,n=this.matchContextualKeyword("async"),r=this.context.allowIn;for(this.context.allowIn=!0,this.matchKeyword("super")&&this.context.inFunctionBody?(e=this.createNode(),this.nextToken(),e=this.finalize(e,new s.Super),this.match("(")||this.match(".")||this.match("[")||this.throwUnexpectedToken(this.lookahead)):e=this.inheritCoverGrammar(this.matchKeyword("new")?this.parseNewExpression:this.parsePrimaryExpression);;)if(this.match(".")){this.context.isBindingElement=!1,this.context.isAssignmentTarget=!0,this.expect(".");var i=this.parseIdentifierName();e=this.finalize(this.startNode(t),new s.StaticMemberExpression(e,i))}else if(this.match("(")){var a=n&&t.lineNumber===this.lookahead.lineNumber;this.context.isBindingElement=!1,this.context.isAssignmentTarget=!1;var o=a?this.parseAsyncArguments():this.parseArguments();if(e=this.finalize(this.startNode(t),new s.CallExpression(e,o)),a&&this.match("=>")){for(var u=0;u<o.length;++u)this.reinterpretExpressionAsPattern(o[u]);e={type:"ArrowParameterPlaceHolder",params:o,async:!0}}}else if(this.match("["))this.context.isBindingElement=!1,this.context.isAssignmentTarget=!0,this.expect("["),i=this.isolateCoverGrammar(this.parseExpression),this.expect("]"),e=this.finalize(this.startNode(t),new s.ComputedMemberExpression(e,i));else{if(10!==this.lookahead.type||!this.lookahead.head)break;var l=this.parseTemplateLiteral();e=this.finalize(this.startNode(t),new s.TaggedTemplateExpression(e,l))}return this.context.allowIn=r,e},e.prototype.parseSuper=function(){var e=this.createNode();return this.expectKeyword("super"),this.match("[")||this.match(".")||this.throwUnexpectedToken(this.lookahead),this.finalize(e,new s.Super)},e.prototype.parseLeftHandSideExpression=function(){r.assert(this.context.allowIn,"callee of new expression always allow in keyword.");for(var e=this.startNode(this.lookahead),t=this.matchKeyword("super")&&this.context.inFunctionBody?this.parseSuper():this.inheritCoverGrammar(this.matchKeyword("new")?this.parseNewExpression:this.parsePrimaryExpression);;)if(this.match("[")){this.context.isBindingElement=!1,this.context.isAssignmentTarget=!0,this.expect("[");var n=this.isolateCoverGrammar(this.parseExpression);this.expect("]"),t=this.finalize(e,new s.ComputedMemberExpression(t,n))}else if(this.match("."))this.context.isBindingElement=!1,this.context.isAssignmentTarget=!0,this.expect("."),n=this.parseIdentifierName(),t=this.finalize(e,new s.StaticMemberExpression(t,n));else{if(10!==this.lookahead.type||!this.lookahead.head)break;var i=this.parseTemplateLiteral();t=this.finalize(e,new s.TaggedTemplateExpression(t,i))}return t},e.prototype.parseUpdateExpression=function(){var e,t=this.lookahead;if(this.match("++")||this.match("--")){var n=this.startNode(t),r=this.nextToken();e=this.inheritCoverGrammar(this.parseUnaryExpression),this.context.strict&&e.type===u.Syntax.Identifier&&this.scanner.isRestrictedWord(e.name)&&this.tolerateError(a.Messages.StrictLHSPrefix),this.context.isAssignmentTarget||this.tolerateError(a.Messages.InvalidLHSInAssignment);var i=!0;e=this.finalize(n,new s.UpdateExpression(r.value,e,i)),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1}else if(e=this.inheritCoverGrammar(this.parseLeftHandSideExpressionAllowCall),!this.hasLineTerminator&&7===this.lookahead.type&&(this.match("++")||this.match("--"))){this.context.strict&&e.type===u.Syntax.Identifier&&this.scanner.isRestrictedWord(e.name)&&this.tolerateError(a.Messages.StrictLHSPostfix),this.context.isAssignmentTarget||this.tolerateError(a.Messages.InvalidLHSInAssignment),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1;var o=this.nextToken().value;i=!1,e=this.finalize(this.startNode(t),new s.UpdateExpression(o,e,i))}return e},e.prototype.parseAwaitExpression=function(){var e=this.createNode();this.nextToken();var t=this.parseUnaryExpression();return this.finalize(e,new s.AwaitExpression(t))},e.prototype.parseUnaryExpression=function(){var e;if(this.match("+")||this.match("-")||this.match("~")||this.match("!")||this.matchKeyword("delete")||this.matchKeyword("void")||this.matchKeyword("typeof")){var t=this.startNode(this.lookahead),n=this.nextToken();e=this.inheritCoverGrammar(this.parseUnaryExpression),e=this.finalize(t,new s.UnaryExpression(n.value,e)),this.context.strict&&"delete"===e.operator&&e.argument.type===u.Syntax.Identifier&&this.tolerateError(a.Messages.StrictDelete),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1}else e=this.context.await&&this.matchContextualKeyword("await")?this.parseAwaitExpression():this.parseUpdateExpression();return e},e.prototype.parseExponentiationExpression=function(){var e=this.lookahead,t=this.inheritCoverGrammar(this.parseUnaryExpression);if(t.type!==u.Syntax.UnaryExpression&&this.match("**")){this.nextToken(),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1;var n=t,r=this.isolateCoverGrammar(this.parseExponentiationExpression);t=this.finalize(this.startNode(e),new s.BinaryExpression("**",n,r))}return t},e.prototype.binaryPrecedence=function(e){var t=e.value;return 7===e.type?this.operatorPrecedence[t]||0:4===e.type&&("instanceof"===t||this.context.allowIn&&"in"===t)?7:0},e.prototype.parseBinaryExpression=function(){var e=this.lookahead,t=this.inheritCoverGrammar(this.parseExponentiationExpression),n=this.lookahead,r=this.binaryPrecedence(n);if(r>0){this.nextToken(),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1;for(var i=[e,this.lookahead],a=t,o=this.isolateCoverGrammar(this.parseExponentiationExpression),u=[a,n.value,o],l=[r];!((r=this.binaryPrecedence(this.lookahead))<=0);){for(;u.length>2&&r<=l[l.length-1];){o=u.pop();var c=u.pop();l.pop(),a=u.pop(),i.pop();var p=this.startNode(i[i.length-1]);u.push(this.finalize(p,new s.BinaryExpression(c,a,o)))}u.push(this.nextToken().value),l.push(r),i.push(this.lookahead),u.push(this.isolateCoverGrammar(this.parseExponentiationExpression))}var h=u.length-1;t=u[h];for(var d=i.pop();h>1;){var f=i.pop(),m=d&&d.lineStart;p=this.startNode(f,m),c=u[h-1],t=this.finalize(p,new s.BinaryExpression(c,u[h-2],t)),h-=2,d=f}}return t},e.prototype.parseConditionalExpression=function(){var e=this.lookahead,t=this.inheritCoverGrammar(this.parseBinaryExpression);if(this.match("?")){this.nextToken();var n=this.context.allowIn;this.context.allowIn=!0;var r=this.isolateCoverGrammar(this.parseAssignmentExpression);this.context.allowIn=n,this.expect(":");var i=this.isolateCoverGrammar(this.parseAssignmentExpression);t=this.finalize(this.startNode(e),new s.ConditionalExpression(t,r,i)),this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1}return t},e.prototype.checkPatternParam=function(e,t){switch(t.type){case u.Syntax.Identifier:this.validateParam(e,t,t.name);break;case u.Syntax.RestElement:this.checkPatternParam(e,t.argument);break;case u.Syntax.AssignmentPattern:this.checkPatternParam(e,t.left);break;case u.Syntax.ArrayPattern:for(var n=0;n<t.elements.length;n++)null!==t.elements[n]&&this.checkPatternParam(e,t.elements[n]);break;case u.Syntax.ObjectPattern:for(n=0;n<t.properties.length;n++)this.checkPatternParam(e,t.properties[n].value)}e.simple=e.simple&&t instanceof s.Identifier},e.prototype.reinterpretAsCoverFormalsList=function(e){var t,n=[e],r=!1;switch(e.type){case u.Syntax.Identifier:break;case"ArrowParameterPlaceHolder":n=e.params,r=e.async;break;default:return null}t={simple:!0,paramSet:{}};for(var i=0;i<n.length;++i)(s=n[i]).type===u.Syntax.AssignmentPattern?s.right.type===u.Syntax.YieldExpression&&(s.right.argument&&this.throwUnexpectedToken(this.lookahead),s.right.type=u.Syntax.Identifier,s.right.name="yield",delete s.right.argument,delete s.right.delegate):r&&s.type===u.Syntax.Identifier&&"await"===s.name&&this.throwUnexpectedToken(this.lookahead),this.checkPatternParam(t,s),n[i]=s;if(this.context.strict||!this.context.allowYield)for(i=0;i<n.length;++i){var s;(s=n[i]).type===u.Syntax.YieldExpression&&this.throwUnexpectedToken(this.lookahead)}if(t.message===a.Messages.StrictParamDupe){var o=this.context.strict?t.stricted:t.firstRestricted;this.throwUnexpectedToken(o,t.message)}return{simple:t.simple,params:n,stricted:t.stricted,firstRestricted:t.firstRestricted,message:t.message}},e.prototype.parseAssignmentExpression=function(){var e;if(!this.context.allowYield&&this.matchKeyword("yield"))e=this.parseYieldExpression();else{var t=this.lookahead,n=t;if(e=this.parseConditionalExpression(),3===n.type&&n.lineNumber===this.lookahead.lineNumber&&"async"===n.value&&(3===this.lookahead.type||this.matchKeyword("yield"))){var r=this.parsePrimaryExpression();this.reinterpretExpressionAsPattern(r),e={type:"ArrowParameterPlaceHolder",params:[r],async:!0}}if("ArrowParameterPlaceHolder"===e.type||this.match("=>")){this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1;var i=e.async,o=this.reinterpretAsCoverFormalsList(e);if(o){this.hasLineTerminator&&this.tolerateUnexpectedToken(this.lookahead),this.context.firstCoverInitializedNameError=null;var l=this.context.strict,c=this.context.allowStrictDirective;this.context.allowStrictDirective=o.simple;var p=this.context.allowYield,h=this.context.await;this.context.allowYield=!0,this.context.await=i;var d=this.startNode(t);this.expect("=>");var f=void 0;if(this.match("{")){var m=this.context.allowIn;this.context.allowIn=!0,f=this.parseFunctionSourceElements(),this.context.allowIn=m}else f=this.isolateCoverGrammar(this.parseAssignmentExpression);var y=f.type!==u.Syntax.BlockStatement;this.context.strict&&o.firstRestricted&&this.throwUnexpectedToken(o.firstRestricted,o.message),this.context.strict&&o.stricted&&this.tolerateUnexpectedToken(o.stricted,o.message),e=i?this.finalize(d,new s.AsyncArrowFunctionExpression(o.params,f,y)):this.finalize(d,new s.ArrowFunctionExpression(o.params,f,y)),this.context.strict=l,this.context.allowStrictDirective=c,this.context.allowYield=p,this.context.await=h}}else if(this.matchAssign()){if(this.context.isAssignmentTarget||this.tolerateError(a.Messages.InvalidLHSInAssignment),this.context.strict&&e.type===u.Syntax.Identifier){var g=e;this.scanner.isRestrictedWord(g.name)&&this.tolerateUnexpectedToken(n,a.Messages.StrictLHSAssignment),this.scanner.isStrictModeReservedWord(g.name)&&this.tolerateUnexpectedToken(n,a.Messages.StrictReservedWord)}this.match("=")?this.reinterpretExpressionAsPattern(e):(this.context.isAssignmentTarget=!1,this.context.isBindingElement=!1);var x=(n=this.nextToken()).value,v=this.isolateCoverGrammar(this.parseAssignmentExpression);e=this.finalize(this.startNode(t),new s.AssignmentExpression(x,e,v)),this.context.firstCoverInitializedNameError=null}}return e},e.prototype.parseExpression=function(){var e=this.lookahead,t=this.isolateCoverGrammar(this.parseAssignmentExpression);if(this.match(",")){var n=[];for(n.push(t);2!==this.lookahead.type&&this.match(",");)this.nextToken(),n.push(this.isolateCoverGrammar(this.parseAssignmentExpression));t=this.finalize(this.startNode(e),new s.SequenceExpression(n))}return t},e.prototype.parseStatementListItem=function(){var e;if(this.context.isAssignmentTarget=!0,this.context.isBindingElement=!0,4===this.lookahead.type)switch(this.lookahead.value){case"export":this.context.isModule||this.tolerateUnexpectedToken(this.lookahead,a.Messages.IllegalExportDeclaration),e=this.parseExportDeclaration();break;case"import":this.context.isModule||this.tolerateUnexpectedToken(this.lookahead,a.Messages.IllegalImportDeclaration),e=this.parseImportDeclaration();break;case"const":e=this.parseLexicalDeclaration({inFor:!1});break;case"function":e=this.parseFunctionDeclaration();break;case"class":e=this.parseClassDeclaration();break;case"let":e=this.isLexicalDeclaration()?this.parseLexicalDeclaration({inFor:!1}):this.parseStatement();break;default:e=this.parseStatement()}else e=this.parseStatement();return e},e.prototype.parseBlock=function(){var e=this.createNode();this.expect("{");for(var t=[];!this.match("}");)t.push(this.parseStatementListItem());return this.expect("}"),this.finalize(e,new s.BlockStatement(t))},e.prototype.parseLexicalBinding=function(e,t){var n=this.createNode(),r=this.parsePattern([],e);this.context.strict&&r.type===u.Syntax.Identifier&&this.scanner.isRestrictedWord(r.name)&&this.tolerateError(a.Messages.StrictVarName);var i=null;return"const"===e?this.matchKeyword("in")||this.matchContextualKeyword("of")||(this.match("=")?(this.nextToken(),i=this.isolateCoverGrammar(this.parseAssignmentExpression)):this.throwError(a.Messages.DeclarationMissingInitializer,"const")):(!t.inFor&&r.type!==u.Syntax.Identifier||this.match("="))&&(this.expect("="),i=this.isolateCoverGrammar(this.parseAssignmentExpression)),this.finalize(n,new s.VariableDeclarator(r,i))},e.prototype.parseBindingList=function(e,t){for(var n=[this.parseLexicalBinding(e,t)];this.match(",");)this.nextToken(),n.push(this.parseLexicalBinding(e,t));return n},e.prototype.isLexicalDeclaration=function(){var e=this.scanner.saveState();this.scanner.scanComments();var t=this.scanner.lex();return this.scanner.restoreState(e),3===t.type||7===t.type&&"["===t.value||7===t.type&&"{"===t.value||4===t.type&&"let"===t.value||4===t.type&&"yield"===t.value},e.prototype.parseLexicalDeclaration=function(e){var t=this.createNode(),n=this.nextToken().value;r.assert("let"===n||"const"===n,"Lexical declaration must be either let or const");var i=this.parseBindingList(n,e);return this.consumeSemicolon(),this.finalize(t,new s.VariableDeclaration(i,n))},e.prototype.parseBindingRestElement=function(e,t){var n=this.createNode();this.expect("...");var r=this.parsePattern(e,t);return this.finalize(n,new s.RestElement(r))},e.prototype.parseArrayPattern=function(e,t){var n=this.createNode();this.expect("[");for(var r=[];!this.match("]");)if(this.match(","))this.nextToken(),r.push(null);else{if(this.match("...")){r.push(this.parseBindingRestElement(e,t));break}r.push(this.parsePatternWithDefault(e,t)),this.match("]")||this.expect(",")}return this.expect("]"),this.finalize(n,new s.ArrayPattern(r))},e.prototype.parsePropertyPattern=function(e,t){var n,r,i=this.createNode(),a=!1,o=!1;if(3===this.lookahead.type){var u=this.lookahead;n=this.parseVariableIdentifier();var l=this.finalize(i,new s.Identifier(u.value));if(this.match("=")){e.push(u),o=!0,this.nextToken();var c=this.parseAssignmentExpression();r=this.finalize(this.startNode(u),new s.AssignmentPattern(l,c))}else this.match(":")?(this.expect(":"),r=this.parsePatternWithDefault(e,t)):(e.push(u),o=!0,r=l)}else a=this.match("["),n=this.parseObjectPropertyKey(),this.expect(":"),r=this.parsePatternWithDefault(e,t);return this.finalize(i,new s.Property("init",n,a,r,!1,o))},e.prototype.parseObjectPattern=function(e,t){var n=this.createNode(),r=[];for(this.expect("{");!this.match("}");)r.push(this.parsePropertyPattern(e,t)),this.match("}")||this.expect(",");return this.expect("}"),this.finalize(n,new s.ObjectPattern(r))},e.prototype.parsePattern=function(e,t){var n;return this.match("[")?n=this.parseArrayPattern(e,t):this.match("{")?n=this.parseObjectPattern(e,t):(!this.matchKeyword("let")||"const"!==t&&"let"!==t||this.tolerateUnexpectedToken(this.lookahead,a.Messages.LetInLexicalBinding),e.push(this.lookahead),n=this.parseVariableIdentifier(t)),n},e.prototype.parsePatternWithDefault=function(e,t){var n=this.lookahead,r=this.parsePattern(e,t);if(this.match("=")){this.nextToken();var i=this.context.allowYield;this.context.allowYield=!0;var a=this.isolateCoverGrammar(this.parseAssignmentExpression);this.context.allowYield=i,r=this.finalize(this.startNode(n),new s.AssignmentPattern(r,a))}return r},e.prototype.parseVariableIdentifier=function(e){var t=this.createNode(),n=this.nextToken();return 4===n.type&&"yield"===n.value?this.context.strict?this.tolerateUnexpectedToken(n,a.Messages.StrictReservedWord):this.context.allowYield||this.throwUnexpectedToken(n):3!==n.type?this.context.strict&&4===n.type&&this.scanner.isStrictModeReservedWord(n.value)?this.tolerateUnexpectedToken(n,a.Messages.StrictReservedWord):(this.context.strict||"let"!==n.value||"var"!==e)&&this.throwUnexpectedToken(n):(this.context.isModule||this.context.await)&&3===n.type&&"await"===n.value&&this.tolerateUnexpectedToken(n),this.finalize(t,new s.Identifier(n.value))},e.prototype.parseVariableDeclaration=function(e){var t=this.createNode(),n=this.parsePattern([],"var");this.context.strict&&n.type===u.Syntax.Identifier&&this.scanner.isRestrictedWord(n.name)&&this.tolerateError(a.Messages.StrictVarName);var r=null;return this.match("=")?(this.nextToken(),r=this.isolateCoverGrammar(this.parseAssignmentExpression)):n.type===u.Syntax.Identifier||e.inFor||this.expect("="),this.finalize(t,new s.VariableDeclarator(n,r))},e.prototype.parseVariableDeclarationList=function(e){var t={inFor:e.inFor},n=[];for(n.push(this.parseVariableDeclaration(t));this.match(",");)this.nextToken(),n.push(this.parseVariableDeclaration(t));return n},e.prototype.parseVariableStatement=function(){var e=this.createNode();this.expectKeyword("var");var t=this.parseVariableDeclarationList({inFor:!1});return this.consumeSemicolon(),this.finalize(e,new s.VariableDeclaration(t,"var"))},e.prototype.parseEmptyStatement=function(){var e=this.createNode();return this.expect(";"),this.finalize(e,new s.EmptyStatement)},e.prototype.parseExpressionStatement=function(){var e=this.createNode(),t=this.parseExpression();return this.consumeSemicolon(),this.finalize(e,new s.ExpressionStatement(t))},e.prototype.parseIfClause=function(){return this.context.strict&&this.matchKeyword("function")&&this.tolerateError(a.Messages.StrictFunction),this.parseStatement()},e.prototype.parseIfStatement=function(){var e,t=this.createNode(),n=null;this.expectKeyword("if"),this.expect("(");var r=this.parseExpression();return!this.match(")")&&this.config.tolerant?(this.tolerateUnexpectedToken(this.nextToken()),e=this.finalize(this.createNode(),new s.EmptyStatement)):(this.expect(")"),e=this.parseIfClause(),this.matchKeyword("else")&&(this.nextToken(),n=this.parseIfClause())),this.finalize(t,new s.IfStatement(r,e,n))},e.prototype.parseDoWhileStatement=function(){var e=this.createNode();this.expectKeyword("do");var t=this.context.inIteration;this.context.inIteration=!0;var n=this.parseStatement();this.context.inIteration=t,this.expectKeyword("while"),this.expect("(");var r=this.parseExpression();return!this.match(")")&&this.config.tolerant?this.tolerateUnexpectedToken(this.nextToken()):(this.expect(")"),this.match(";")&&this.nextToken()),this.finalize(e,new s.DoWhileStatement(n,r))},e.prototype.parseWhileStatement=function(){var e,t=this.createNode();this.expectKeyword("while"),this.expect("(");var n=this.parseExpression();if(!this.match(")")&&this.config.tolerant)this.tolerateUnexpectedToken(this.nextToken()),e=this.finalize(this.createNode(),new s.EmptyStatement);else{this.expect(")");var r=this.context.inIteration;this.context.inIteration=!0,e=this.parseStatement(),this.context.inIteration=r}return this.finalize(t,new s.WhileStatement(n,e))},e.prototype.parseForStatement=function(){var e,t,n,r=null,i=null,o=null,l=!0,c=this.createNode();if(this.expectKeyword("for"),this.expect("("),this.match(";"))this.nextToken();else if(this.matchKeyword("var")){r=this.createNode(),this.nextToken();var p=this.context.allowIn;this.context.allowIn=!1;var h=this.parseVariableDeclarationList({inFor:!0});if(this.context.allowIn=p,1===h.length&&this.matchKeyword("in")){var d=h[0];d.init&&(d.id.type===u.Syntax.ArrayPattern||d.id.type===u.Syntax.ObjectPattern||this.context.strict)&&this.tolerateError(a.Messages.ForInOfLoopInitializer,"for-in"),r=this.finalize(r,new s.VariableDeclaration(h,"var")),this.nextToken(),e=r,t=this.parseExpression(),r=null}else 1===h.length&&null===h[0].init&&this.matchContextualKeyword("of")?(r=this.finalize(r,new s.VariableDeclaration(h,"var")),this.nextToken(),e=r,t=this.parseAssignmentExpression(),r=null,l=!1):(r=this.finalize(r,new s.VariableDeclaration(h,"var")),this.expect(";"))}else if(this.matchKeyword("const")||this.matchKeyword("let")){r=this.createNode();var f=this.nextToken().value;this.context.strict||"in"!==this.lookahead.value?(p=this.context.allowIn,this.context.allowIn=!1,h=this.parseBindingList(f,{inFor:!0}),this.context.allowIn=p,1===h.length&&null===h[0].init&&this.matchKeyword("in")?(r=this.finalize(r,new s.VariableDeclaration(h,f)),this.nextToken(),e=r,t=this.parseExpression(),r=null):1===h.length&&null===h[0].init&&this.matchContextualKeyword("of")?(r=this.finalize(r,new s.VariableDeclaration(h,f)),this.nextToken(),e=r,t=this.parseAssignmentExpression(),r=null,l=!1):(this.consumeSemicolon(),r=this.finalize(r,new s.VariableDeclaration(h,f)))):(r=this.finalize(r,new s.Identifier(f)),this.nextToken(),e=r,t=this.parseExpression(),r=null)}else{var m=this.lookahead;if(p=this.context.allowIn,this.context.allowIn=!1,r=this.inheritCoverGrammar(this.parseAssignmentExpression),this.context.allowIn=p,this.matchKeyword("in"))this.context.isAssignmentTarget&&r.type!==u.Syntax.AssignmentExpression||this.tolerateError(a.Messages.InvalidLHSInForIn),this.nextToken(),this.reinterpretExpressionAsPattern(r),e=r,t=this.parseExpression(),r=null;else if(this.matchContextualKeyword("of"))this.context.isAssignmentTarget&&r.type!==u.Syntax.AssignmentExpression||this.tolerateError(a.Messages.InvalidLHSInForLoop),this.nextToken(),this.reinterpretExpressionAsPattern(r),e=r,t=this.parseAssignmentExpression(),r=null,l=!1;else{if(this.match(",")){for(var y=[r];this.match(",");)this.nextToken(),y.push(this.isolateCoverGrammar(this.parseAssignmentExpression));r=this.finalize(this.startNode(m),new s.SequenceExpression(y))}this.expect(";")}}if(void 0===e&&(this.match(";")||(i=this.parseExpression()),this.expect(";"),this.match(")")||(o=this.parseExpression())),!this.match(")")&&this.config.tolerant)this.tolerateUnexpectedToken(this.nextToken()),n=this.finalize(this.createNode(),new s.EmptyStatement);else{this.expect(")");var g=this.context.inIteration;this.context.inIteration=!0,n=this.isolateCoverGrammar(this.parseStatement),this.context.inIteration=g}return void 0===e?this.finalize(c,new s.ForStatement(r,i,o,n)):l?this.finalize(c,new s.ForInStatement(e,t,n)):this.finalize(c,new s.ForOfStatement(e,t,n))},e.prototype.parseContinueStatement=function(){var e=this.createNode();this.expectKeyword("continue");var t=null;if(3===this.lookahead.type&&!this.hasLineTerminator){var n=this.parseVariableIdentifier();t=n;var r="$"+n.name;Object.prototype.hasOwnProperty.call(this.context.labelSet,r)||this.throwError(a.Messages.UnknownLabel,n.name)}return this.consumeSemicolon(),null!==t||this.context.inIteration||this.throwError(a.Messages.IllegalContinue),this.finalize(e,new s.ContinueStatement(t))},e.prototype.parseBreakStatement=function(){var e=this.createNode();this.expectKeyword("break");var t=null;if(3===this.lookahead.type&&!this.hasLineTerminator){var n=this.parseVariableIdentifier(),r="$"+n.name;Object.prototype.hasOwnProperty.call(this.context.labelSet,r)||this.throwError(a.Messages.UnknownLabel,n.name),t=n}return this.consumeSemicolon(),null!==t||this.context.inIteration||this.context.inSwitch||this.throwError(a.Messages.IllegalBreak),this.finalize(e,new s.BreakStatement(t))},e.prototype.parseReturnStatement=function(){this.context.inFunctionBody||this.tolerateError(a.Messages.IllegalReturn);var e=this.createNode();this.expectKeyword("return");var t=(this.match(";")||this.match("}")||this.hasLineTerminator||2===this.lookahead.type)&&8!==this.lookahead.type&&10!==this.lookahead.type?null:this.parseExpression();return this.consumeSemicolon(),this.finalize(e,new s.ReturnStatement(t))},e.prototype.parseWithStatement=function(){this.context.strict&&this.tolerateError(a.Messages.StrictModeWith);var e,t=this.createNode();this.expectKeyword("with"),this.expect("(");var n=this.parseExpression();return!this.match(")")&&this.config.tolerant?(this.tolerateUnexpectedToken(this.nextToken()),e=this.finalize(this.createNode(),new s.EmptyStatement)):(this.expect(")"),e=this.parseStatement()),this.finalize(t,new s.WithStatement(n,e))},e.prototype.parseSwitchCase=function(){var e,t=this.createNode();this.matchKeyword("default")?(this.nextToken(),e=null):(this.expectKeyword("case"),e=this.parseExpression()),this.expect(":");for(var n=[];!(this.match("}")||this.matchKeyword("default")||this.matchKeyword("case"));)n.push(this.parseStatementListItem());return this.finalize(t,new s.SwitchCase(e,n))},e.prototype.parseSwitchStatement=function(){var e=this.createNode();this.expectKeyword("switch"),this.expect("(");var t=this.parseExpression();this.expect(")");var n=this.context.inSwitch;this.context.inSwitch=!0;var r=[],i=!1;for(this.expect("{");!this.match("}");){var o=this.parseSwitchCase();null===o.test&&(i&&this.throwError(a.Messages.MultipleDefaultsInSwitch),i=!0),r.push(o)}return this.expect("}"),this.context.inSwitch=n,this.finalize(e,new s.SwitchStatement(t,r))},e.prototype.parseLabelledStatement=function(){var e,t=this.createNode(),n=this.parseExpression();if(n.type===u.Syntax.Identifier&&this.match(":")){this.nextToken();var r=n,i="$"+r.name;Object.prototype.hasOwnProperty.call(this.context.labelSet,i)&&this.throwError(a.Messages.Redeclaration,"Label",r.name),this.context.labelSet[i]=!0;var o=void 0;if(this.matchKeyword("class"))this.tolerateUnexpectedToken(this.lookahead),o=this.parseClassDeclaration();else if(this.matchKeyword("function")){var l=this.lookahead,c=this.parseFunctionDeclaration();this.context.strict?this.tolerateUnexpectedToken(l,a.Messages.StrictFunction):c.generator&&this.tolerateUnexpectedToken(l,a.Messages.GeneratorInLegacyContext),o=c}else o=this.parseStatement();delete this.context.labelSet[i],e=new s.LabeledStatement(r,o)}else this.consumeSemicolon(),e=new s.ExpressionStatement(n);return this.finalize(t,e)},e.prototype.parseThrowStatement=function(){var e=this.createNode();this.expectKeyword("throw"),this.hasLineTerminator&&this.throwError(a.Messages.NewlineAfterThrow);var t=this.parseExpression();return this.consumeSemicolon(),this.finalize(e,new s.ThrowStatement(t))},e.prototype.parseCatchClause=function(){var e=this.createNode();this.expectKeyword("catch"),this.expect("("),this.match(")")&&this.throwUnexpectedToken(this.lookahead);for(var t=[],n=this.parsePattern(t),r={},i=0;i<t.length;i++){var o="$"+t[i].value;Object.prototype.hasOwnProperty.call(r,o)&&this.tolerateError(a.Messages.DuplicateBinding,t[i].value),r[o]=!0}this.context.strict&&n.type===u.Syntax.Identifier&&this.scanner.isRestrictedWord(n.name)&&this.tolerateError(a.Messages.StrictCatchVariable),this.expect(")");var l=this.parseBlock();return this.finalize(e,new s.CatchClause(n,l))},e.prototype.parseFinallyClause=function(){return this.expectKeyword("finally"),this.parseBlock()},e.prototype.parseTryStatement=function(){var e=this.createNode();this.expectKeyword("try");var t=this.parseBlock(),n=this.matchKeyword("catch")?this.parseCatchClause():null,r=this.matchKeyword("finally")?this.parseFinallyClause():null;return n||r||this.throwError(a.Messages.NoCatchOrFinally),this.finalize(e,new s.TryStatement(t,n,r))},e.prototype.parseDebuggerStatement=function(){var e=this.createNode();return this.expectKeyword("debugger"),this.consumeSemicolon(),this.finalize(e,new s.DebuggerStatement)},e.prototype.parseStatement=function(){var e;switch(this.lookahead.type){case 1:case 5:case 6:case 8:case 10:case 9:e=this.parseExpressionStatement();break;case 7:var t=this.lookahead.value;e="{"===t?this.parseBlock():"("===t?this.parseExpressionStatement():";"===t?this.parseEmptyStatement():this.parseExpressionStatement();break;case 3:e=this.matchAsyncFunction()?this.parseFunctionDeclaration():this.parseLabelledStatement();break;case 4:switch(this.lookahead.value){case"break":e=this.parseBreakStatement();break;case"continue":e=this.parseContinueStatement();break;case"debugger":e=this.parseDebuggerStatement();break;case"do":e=this.parseDoWhileStatement();break;case"for":e=this.parseForStatement();break;case"function":e=this.parseFunctionDeclaration();break;case"if":e=this.parseIfStatement();break;case"return":e=this.parseReturnStatement();break;case"switch":e=this.parseSwitchStatement();break;case"throw":e=this.parseThrowStatement();break;case"try":e=this.parseTryStatement();break;case"var":e=this.parseVariableStatement();break;case"while":e=this.parseWhileStatement();break;case"with":e=this.parseWithStatement();break;default:e=this.parseExpressionStatement()}break;default:e=this.throwUnexpectedToken(this.lookahead)}return e},e.prototype.parseFunctionSourceElements=function(){var e=this.createNode();this.expect("{");var t=this.parseDirectivePrologues(),n=this.context.labelSet,r=this.context.inIteration,i=this.context.inSwitch,a=this.context.inFunctionBody;for(this.context.labelSet={},this.context.inIteration=!1,this.context.inSwitch=!1,this.context.inFunctionBody=!0;2!==this.lookahead.type&&!this.match("}");)t.push(this.parseStatementListItem());return this.expect("}"),this.context.labelSet=n,this.context.inIteration=r,this.context.inSwitch=i,this.context.inFunctionBody=a,this.finalize(e,new s.BlockStatement(t))},e.prototype.validateParam=function(e,t,n){var r="$"+n;this.context.strict?(this.scanner.isRestrictedWord(n)&&(e.stricted=t,e.message=a.Messages.StrictParamName),Object.prototype.hasOwnProperty.call(e.paramSet,r)&&(e.stricted=t,e.message=a.Messages.StrictParamDupe)):e.firstRestricted||(this.scanner.isRestrictedWord(n)?(e.firstRestricted=t,e.message=a.Messages.StrictParamName):this.scanner.isStrictModeReservedWord(n)?(e.firstRestricted=t,e.message=a.Messages.StrictReservedWord):Object.prototype.hasOwnProperty.call(e.paramSet,r)&&(e.stricted=t,e.message=a.Messages.StrictParamDupe)),"function"==typeof Object.defineProperty?Object.defineProperty(e.paramSet,r,{value:!0,enumerable:!0,writable:!0,configurable:!0}):e.paramSet[r]=!0},e.prototype.parseRestElement=function(e){var t=this.createNode();this.expect("...");var n=this.parsePattern(e);return this.match("=")&&this.throwError(a.Messages.DefaultRestParameter),this.match(")")||this.throwError(a.Messages.ParameterAfterRestParameter),this.finalize(t,new s.RestElement(n))},e.prototype.parseFormalParameter=function(e){for(var t=[],n=this.match("...")?this.parseRestElement(t):this.parsePatternWithDefault(t),r=0;r<t.length;r++)this.validateParam(e,t[r],t[r].value);e.simple=e.simple&&n instanceof s.Identifier,e.params.push(n)},e.prototype.parseFormalParameters=function(e){var t;if(t={simple:!0,params:[],firstRestricted:e},this.expect("("),!this.match(")"))for(t.paramSet={};2!==this.lookahead.type&&(this.parseFormalParameter(t),!this.match(")"))&&(this.expect(","),!this.match(")")););return this.expect(")"),{simple:t.simple,params:t.params,stricted:t.stricted,firstRestricted:t.firstRestricted,message:t.message}},e.prototype.matchAsyncFunction=function(){var e=this.matchContextualKeyword("async");if(e){var t=this.scanner.saveState();this.scanner.scanComments();var n=this.scanner.lex();this.scanner.restoreState(t),e=t.lineNumber===n.lineNumber&&4===n.type&&"function"===n.value}return e},e.prototype.parseFunctionDeclaration=function(e){var t=this.createNode(),n=this.matchContextualKeyword("async");n&&this.nextToken(),this.expectKeyword("function");var r,i=!n&&this.match("*");i&&this.nextToken();var o=null,u=null;if(!e||!this.match("(")){var l=this.lookahead;o=this.parseVariableIdentifier(),this.context.strict?this.scanner.isRestrictedWord(l.value)&&this.tolerateUnexpectedToken(l,a.Messages.StrictFunctionName):this.scanner.isRestrictedWord(l.value)?(u=l,r=a.Messages.StrictFunctionName):this.scanner.isStrictModeReservedWord(l.value)&&(u=l,r=a.Messages.StrictReservedWord)}var c=this.context.await,p=this.context.allowYield;this.context.await=n,this.context.allowYield=!i;var h=this.parseFormalParameters(u),d=h.params,f=h.stricted;u=h.firstRestricted,h.message&&(r=h.message);var m=this.context.strict,y=this.context.allowStrictDirective;this.context.allowStrictDirective=h.simple;var g=this.parseFunctionSourceElements();return this.context.strict&&u&&this.throwUnexpectedToken(u,r),this.context.strict&&f&&this.tolerateUnexpectedToken(f,r),this.context.strict=m,this.context.allowStrictDirective=y,this.context.await=c,this.context.allowYield=p,n?this.finalize(t,new s.AsyncFunctionDeclaration(o,d,g)):this.finalize(t,new s.FunctionDeclaration(o,d,g,i))},e.prototype.parseFunctionExpression=function(){var e=this.createNode(),t=this.matchContextualKeyword("async");t&&this.nextToken(),this.expectKeyword("function");var n,r=!t&&this.match("*");r&&this.nextToken();var i,o=null,u=this.context.await,l=this.context.allowYield;if(this.context.await=t,this.context.allowYield=!r,!this.match("(")){var c=this.lookahead;o=this.context.strict||r||!this.matchKeyword("yield")?this.parseVariableIdentifier():this.parseIdentifierName(),this.context.strict?this.scanner.isRestrictedWord(c.value)&&this.tolerateUnexpectedToken(c,a.Messages.StrictFunctionName):this.scanner.isRestrictedWord(c.value)?(i=c,n=a.Messages.StrictFunctionName):this.scanner.isStrictModeReservedWord(c.value)&&(i=c,n=a.Messages.StrictReservedWord)}var p=this.parseFormalParameters(i),h=p.params,d=p.stricted;i=p.firstRestricted,p.message&&(n=p.message);var f=this.context.strict,m=this.context.allowStrictDirective;this.context.allowStrictDirective=p.simple;var y=this.parseFunctionSourceElements();return this.context.strict&&i&&this.throwUnexpectedToken(i,n),this.context.strict&&d&&this.tolerateUnexpectedToken(d,n),this.context.strict=f,this.context.allowStrictDirective=m,this.context.await=u,this.context.allowYield=l,t?this.finalize(e,new s.AsyncFunctionExpression(o,h,y)):this.finalize(e,new s.FunctionExpression(o,h,y,r))},e.prototype.parseDirective=function(){var e=this.lookahead,t=this.createNode(),n=this.parseExpression(),r=n.type===u.Syntax.Literal?this.getTokenRaw(e).slice(1,-1):null;return this.consumeSemicolon(),this.finalize(t,r?new s.Directive(n,r):new s.ExpressionStatement(n))},e.prototype.parseDirectivePrologues=function(){for(var e=null,t=[];;){var n=this.lookahead;if(8!==n.type)break;var r=this.parseDirective();t.push(r);var i=r.directive;if("string"!=typeof i)break;"use strict"===i?(this.context.strict=!0,e&&this.tolerateUnexpectedToken(e,a.Messages.StrictOctalLiteral),this.context.allowStrictDirective||this.tolerateUnexpectedToken(n,a.Messages.IllegalLanguageModeDirective)):!e&&n.octal&&(e=n)}return t},e.prototype.qualifiedPropertyName=function(e){switch(e.type){case 3:case 8:case 1:case 5:case 6:case 4:return!0;case 7:return"["===e.value}return!1},e.prototype.parseGetterMethod=function(){var 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t="0"!==e,n=o(e);return!this.eof()&&i.Character.isOctalDigit(this.source.charCodeAt(this.index))&&(t=!0,n=8*n+o(this.source[this.index++]),"0123".indexOf(e)>=0&&!this.eof()&&i.Character.isOctalDigit(this.source.charCodeAt(this.index))&&(n=8*n+o(this.source[this.index++]))),{code:n,octal:t}},e.prototype.scanIdentifier=function(){var e,t=this.index,n=92===this.source.charCodeAt(t)?this.getComplexIdentifier():this.getIdentifier();if(3!=(e=1===n.length?3:this.isKeyword(n)?4:"null"===n?5:"true"===n||"false"===n?1:3)&&t+n.length!==this.index){var r=this.index;this.index=t,this.tolerateUnexpectedToken(a.Messages.InvalidEscapedReservedWord),this.index=r}return{type:e,value:n,lineNumber:this.lineNumber,lineStart:this.lineStart,start:t,end:this.index}},e.prototype.scanPunctuator=function(){var e=this.index,t=this.source[this.index];switch(t){case"(":case"{":"{"===t&&this.curlyStack.push("{"),++this.index;break;case".":++this.index,"."===this.source[this.index]&&"."===this.source[this.index+1]&&(this.index+=2,t="...");break;case"}":++this.index,this.curlyStack.pop();break;case")":case";":case",":case"[":case"]":case":":case"?":case"~":++this.index;break;default:">>>="===(t=this.source.substr(this.index,4))?this.index+=4:"==="===(t=t.substr(0,3))||"!=="===t||">>>"===t||"<<="===t||">>="===t||"**="===t?this.index+=3:"&&"===(t=t.substr(0,2))||"||"===t||"=="===t||"!="===t||"+="===t||"-="===t||"*="===t||"/="===t||"++"===t||"--"===t||"<<"===t||">>"===t||"&="===t||"|="===t||"^="===t||"%="===t||"<="===t||">="===t||"=>"===t||"**"===t?this.index+=2:(t=this.source[this.index],"<>=!+-*%&|^/".indexOf(t)>=0&&++this.index)}return this.index===e&&this.throwUnexpectedToken(),{type:7,value:t,lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index}},e.prototype.scanHexLiteral=function(e){for(var t="";!this.eof()&&i.Character.isHexDigit(this.source.charCodeAt(this.index));)t+=this.source[this.index++];return 0===t.length&&this.throwUnexpectedToken(),i.Character.isIdentifierStart(this.source.charCodeAt(this.index))&&this.throwUnexpectedToken(),{type:6,value:parseInt("0x"+t,16),lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index}},e.prototype.scanBinaryLiteral=function(e){for(var t,n="";!this.eof()&&("0"===(t=this.source[this.index])||"1"===t);)n+=this.source[this.index++];return 0===n.length&&this.throwUnexpectedToken(),this.eof()||(t=this.source.charCodeAt(this.index),(i.Character.isIdentifierStart(t)||i.Character.isDecimalDigit(t))&&this.throwUnexpectedToken()),{type:6,value:parseInt(n,2),lineNumber:this.lineNumber,lineStart:this.lineStart,start:e,end:this.index}},e.prototype.scanOctalLiteral=function(e,t){var n="",r=!1;for(i.Character.isOctalDigit(e.charCodeAt(0))?(r=!0,n="0"+this.source[this.index++]):++this.index;!this.eof()&&i.Character.isOctalDigit(this.source.charCodeAt(this.index));)n+=this.source[this.index++];return r||0!==n.length||this.throwUnexpectedToken(),(i.Character.isIdentifierStart(this.source.charCodeAt(this.index))||i.Character.isDecimalDigit(this.source.charCodeAt(this.index)))&&this.throwUnexpectedToken(),{type:6,value:parseInt(n,8),octal:r,lineNumber:this.lineNumber,lineStart:this.lineStart,start:t,end:this.index}},e.prototype.isImplicitOctalLiteral=function(){for(var e=this.index+1;e<this.length;++e){var t=this.source[e];if("8"===t||"9"===t)return!1;if(!i.Character.isOctalDigit(t.charCodeAt(0)))return!0}return!0},e.prototype.scanNumericLiteral=function(){var e=this.index,t=this.source[e];r.assert(i.Character.isDecimalDigit(t.charCodeAt(0))||"."===t,"Numeric literal must start with a decimal digit or a decimal point");var n="";if("."!==t){if(n=this.source[this.index++],t=this.source[this.index],"0"===n){if("x"===t||"X"===t)return++this.index,this.scanHexLiteral(e);if("b"===t||"B"===t)return++this.index,this.scanBinaryLiteral(e);if("o"===t||"O"===t)return this.scanOctalLiteral(t,e);if(t&&i.Character.isOctalDigit(t.charCodeAt(0))&&this.isImplicitOctalLiteral())return 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p=this.scanHexEscape(u);null===p&&this.throwUnexpectedToken(a.Messages.InvalidHexEscapeSequence),e+=p;break;case"b":e+="\b";break;case"f":e+="\f";break;case"v":e+="\v";break;default:"0"===u?(i.Character.isDecimalDigit(this.source.charCodeAt(this.index))&&this.throwUnexpectedToken(a.Messages.TemplateOctalLiteral),e+="\0"):i.Character.isOctalDigit(u.charCodeAt(0))?this.throwUnexpectedToken(a.Messages.TemplateOctalLiteral):e+=u}else i.Character.isLineTerminator(u.charCodeAt(0))?(++this.lineNumber,"\r"===u&&"\n"===this.source[this.index]&&++this.index,this.lineStart=this.index,e+="\n"):e+=u}return t||this.throwUnexpectedToken(),r||this.curlyStack.pop(),{type:10,value:this.source.slice(n+1,this.index-o),cooked:e,head:r,tail:s,lineNumber:this.lineNumber,lineStart:this.lineStart,start:n,end:this.index}},e.prototype.testRegExp=function(e,t){var n=e,r=this;t.indexOf("u")>=0&&(n=n.replace(/\\u\{([0-9a-fA-F]+)\}|\\u([a-fA-F0-9]{4})/g,(function(e,t,n){var i=parseInt(t||n,16);return 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/*
object-assign
(c) Sindre Sorhus
@license MIT
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t={generatedLine:r.getArg(e,"line"),generatedColumn:r.getArg(e,"column")},n=i.search(t,this._sections,(function(e,t){var n=e.generatedLine-t.generatedOffset.generatedLine;return n||e.generatedColumn-t.generatedOffset.generatedColumn})),a=this._sections[n];return a?a.consumer.originalPositionFor({line:t.generatedLine-(a.generatedOffset.generatedLine-1),column:t.generatedColumn-(a.generatedOffset.generatedLine===t.generatedLine?a.generatedOffset.generatedColumn-1:0),bias:e.bias}):{source:null,line:null,column:null,name:null}},p.prototype.hasContentsOfAllSources=function(){return this._sections.every((function(e){return e.consumer.hasContentsOfAllSources()}))},p.prototype.sourceContentFor=function(e,t){for(var n=0;n<this._sections.length;n++){var r=this._sections[n].consumer.sourceContentFor(e,!0);if(r)return r}if(t)return null;throw new Error('"'+e+'" is not in the SourceMap.')},p.prototype.generatedPositionFor=function(e){for(var t=0;t<this._sections.length;t++){var n=this._sections[t];if(-1!==n.consumer._findSourceIndex(r.getArg(e,"source"))){var i=n.consumer.generatedPositionFor(e);if(i)return{line:i.line+(n.generatedOffset.generatedLine-1),column:i.column+(n.generatedOffset.generatedLine===i.line?n.generatedOffset.generatedColumn-1:0)}}}return{line:null,column:null}},p.prototype._parseMappings=function(e,t){this.__generatedMappings=[],this.__originalMappings=[];for(var n=0;n<this._sections.length;n++)for(var i=this._sections[n],a=i.consumer._generatedMappings,s=0;s<a.length;s++){var u=a[s],l=i.consumer._sources.at(u.source);l=r.computeSourceURL(i.consumer.sourceRoot,l,this._sourceMapURL),this._sources.add(l),l=this._sources.indexOf(l);var c=null;u.name&&(c=i.consumer._names.at(u.name),this._names.add(c),c=this._names.indexOf(c));var p={source:l,generatedLine:u.generatedLine+(i.generatedOffset.generatedLine-1),generatedColumn:u.generatedColumn+(i.generatedOffset.generatedLine===u.generatedLine?i.generatedOffset.generatedColumn-1:0),originalLine:u.originalLine,originalColumn:u.originalColumn,name:c};this.__generatedMappings.push(p),"number"==typeof p.originalLine&&this.__originalMappings.push(p)}o(this.__generatedMappings,r.compareByGeneratedPositionsDeflated),o(this.__originalMappings,r.compareByOriginalPositions)},t.IndexedSourceMapConsumer=p},function(e,t){t.GREATEST_LOWER_BOUND=1,t.LEAST_UPPER_BOUND=2,t.search=function(e,n,r,i){if(0===n.length)return-1;var a=function e(n,r,i,a,s,o){var u=Math.floor((r-n)/2)+n,l=s(i,a[u],!0);return 0===l?u:l>0?r-u>1?e(u,r,i,a,s,o):o==t.LEAST_UPPER_BOUND?r<a.length?r:-1:u:u-n>1?e(n,u,i,a,s,o):o==t.LEAST_UPPER_BOUND?u:n<0?-1:n}(-1,n.length,e,n,r,i||t.GREATEST_LOWER_BOUND);if(a<0)return-1;for(;a-1>=0&&0===r(n[a],n[a-1],!0);)--a;return a}},function(e,t){function n(e,t,n){var 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navigator?navigator.appVersion:""},t.networkInterfaces=t.getNetworkInterfaces=function(){return{}},t.arch=function(){return"javascript"},t.platform=function(){return"browser"},t.tmpdir=t.tmpDir=function(){return"/tmp"},t.EOL="\n",t.homedir=function(){return"/"}},function(e,t,n){"use strict";Object.defineProperty(t,"__esModule",{value:!0});var r=n(0).__importDefault(n(4)),i=n(5),a=function(){function e(e,t,n){void 0===n&&(n=t),this.sourceLines=e,this.sourceLoc=t,this.targetLoc=n}return e.prototype.slice=function(t,n,a){void 0===a&&(a=t.lastPos());var s=this.sourceLines,u=this.sourceLoc,l=this.targetLoc;function c(e){var o=u[e],c=l[e],p=n;return"end"===e?p=a:r.default.strictEqual(e,"start"),function(e,t,n,a,s){var o,u,l=i.comparePos(a,s);if(0===l)return t;if(l<0){o=e.skipSpaces(t)||e.lastPos(),u=n.skipSpaces(a)||n.lastPos();var 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o.concat(["...",e.call(n,"argument"),e.call(n,"typeAnnotation")]);case"FunctionDeclaration":case"FunctionExpression":case"TSDeclareFunction":return i.declare&&s.push("declare "),i.async&&s.push("async "),s.push("function"),i.generator&&s.push("*"),i.id?s.push(" ",e.call(n,"id"),e.call(n,"typeParameters")):i.typeParameters&&s.push(e.call(n,"typeParameters")),s.push("(",D(e,t,n),")",e.call(n,"returnType")),i.body&&s.push(" ",e.call(n,"body")),o.concat(s);case"ArrowFunctionExpression":return i.async&&s.push("async "),i.typeParameters&&s.push(e.call(n,"typeParameters")),t.arrowParensAlways||1!==i.params.length||i.rest||"Identifier"!==i.params[0].type||i.params[0].typeAnnotation||i.returnType?s.push("(",D(e,t,n),")",e.call(n,"returnType")):s.push(e.call(n,"params",0)),s.push(" => ",e.call(n,"body")),o.concat(s);case"MethodDefinition":return E(e,t,n);case"YieldExpression":return s.push("yield"),i.delegate&&s.push("*"),i.argument&&s.push(" 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h=[],d=[];if(e.each((function(e){var t=e.getValue();"ImportSpecifier"===t.type?d.push(n(e)):"ImportDefaultSpecifier"!==t.type&&"ImportNamespaceSpecifier"!==t.type||h.push(n(e))}),"specifiers"),h.forEach((function(e,t){t>0&&s.push(", "),s.push(e)})),d.length>0)(ve=o.fromString(", ").join(d)).getLineLength(1)>t.wrapColumn&&(ve=o.concat([o.fromString(",\n").join(d).indent(t.tabWidth),","])),h.length>0&&s.push(", "),ve.length>1?s.push("{\n",ve,"\n}"):t.objectCurlySpacing?s.push("{ ",ve," }"):s.push("{",ve,"}");s.push(" from ")}return s.push(e.call(n,"source"),";"),o.concat(s);case"BlockStatement":var f=e.call((function(e){return b(e,t,n)}),"body");return!f.isEmpty()||i.directives&&0!==i.directives.length?(s.push("{\n"),i.directives&&e.each((function(e){s.push(_(n(e).indent(t.tabWidth)),i.directives.length>1||!f.isEmpty()?"\n":"")}),"directives"),s.push(f.indent(t.tabWidth)),s.push("\n}"),o.concat(s)):o.fromString("{}");case"ReturnStatement":if(s.push("return"),i.argument){var y=e.call(n,"argument");y.startsWithComment()||y.length>1&&p.JSXElement&&p.JSXElement.check(i.argument)?s.push(" (\n",y.indent(t.tabWidth),"\n)"):s.push(" ",y)}return s.push(";"),o.concat(s);case"CallExpression":case"OptionalCallExpression":return s.push(e.call(n,"callee")),i.typeParameters&&s.push(e.call(n,"typeParameters")),i.typeArguments&&s.push(e.call(n,"typeArguments")),c.getFieldValue(i,"optional")&&s.push("?."),s.push(S(e,t,n)),o.concat(s);case"ObjectExpression":case"ObjectPattern":case"ObjectTypeAnnotation":var g="ObjectTypeAnnotation"===i.type,x=t.flowObjectCommas?",":g?";":",",v=[],k=!1;g&&(v.push("indexers","callProperties"),null!=i.internalSlots&&v.push("internalSlots")),v.push("properties");var P=0;v.forEach((function(e){P+=i[e].length}));var N=g&&1===P||0===P,I=i.exact?"{|":"{",M=i.exact?"|}":"}";s.push(N?I:I+"\n");var O=s.length-1,L=0;if(v.forEach((function(r){e.each((function(e){var r=n(e);N||(r=r.indent(t.tabWidth));var i=!g&&r.length>1;i&&k&&s.push("\n"),s.push(r),L<P-1?(s.push(x+(i?"\n\n":"\n")),k=!i):(1!==P&&g||!N&&m.isTrailingCommaEnabled(t,"objects")&&"RestElement"!==e.getValue().type)&&s.push(x),L++}),r)})),i.inexact){var j=o.fromString("...",t);N?(P>0&&s.push(x," "),s.push(j)):s.push("\n",j.indent(t.tabWidth))}return s.push(N?M:"\n"+M),0!==L&&N&&t.objectCurlySpacing&&(s[O]=I+" ",s[s.length-1]=" "+M),i.typeAnnotation&&s.push(e.call(n,"typeAnnotation")),o.concat(s);case"PropertyPattern":return o.concat([e.call(n,"key"),": ",e.call(n,"pattern")]);case"ObjectProperty":case"Property":if(i.method||"get"===i.kind||"set"===i.kind)return E(e,t,n);if(i.shorthand&&"AssignmentPattern"===i.value.type)return e.call(n,"value");var J=e.call(n,"key");return i.computed?s.push("[",J,"]"):s.push(J),i.shorthand&&i.key.name===i.value.name||s.push(": ",e.call(n,"value")),o.concat(s);case"ClassMethod":case"ObjectMethod":case"ClassPrivateMethod":case"TSDeclareMethod":return E(e,t,n);case"PrivateName":return o.concat(["#",e.call(n,"id")]);case"Decorator":return o.concat(["@",e.call(n,"expression")]);case"ArrayExpression":case"ArrayPattern":var R=i.elements.length,X=e.map(n,"elements"),z=o.fromString(", ").join(X).getLineLength(1)<=t.wrapColumn;return z?t.arrayBracketSpacing?s.push("[ "):s.push("["):s.push("[\n"),e.each((function(e){var n=e.getName();if(e.getValue()){var r=X[n];z?n>0&&s.push(" "):r=r.indent(t.tabWidth),s.push(r),(n<R-1||!z&&m.isTrailingCommaEnabled(t,"arrays"))&&s.push(","),z||s.push("\n")}else s.push(",")}),"elements"),z&&t.arrayBracketSpacing?s.push(" ]"):s.push("]"),i.typeAnnotation&&s.push(e.call(n,"typeAnnotation")),o.concat(s);case"SequenceExpression":return o.fromString(", ").join(e.map(n,"expressions"));case"ThisExpression":return o.fromString("this");case"Super":return o.fromString("super");case"NullLiteral":return o.fromString("null");case"RegExpLiteral":return o.fromString(i.extra.raw);case"BigIntLiteral":return o.fromString(i.value+"n");case"NumericLiteral":return i.extra&&"string"==typeof i.extra.raw&&Number(i.extra.raw)===i.value?o.fromString(i.extra.raw,t):o.fromString(i.value,t);case"BooleanLiteral":case"StringLiteral":case"Literal":return"number"==typeof i.value&&"string"==typeof i.raw&&Number(i.raw)===i.value?o.fromString(i.raw,t):"string"!=typeof i.value?o.fromString(i.value,t):o.fromString(B(i.value,t),t);case"Directive":return e.call(n,"value");case"DirectiveLiteral":return o.fromString(B(i.value,t));case"InterpreterDirective":return o.fromString("#!"+i.value+"\n",t);case"ModuleSpecifier":if(i.local)throw new Error("The ESTree ModuleSpecifier type should be abstract");return o.fromString(B(i.value,t),t);case"UnaryExpression":return s.push(i.operator),/[a-z]$/.test(i.operator)&&s.push(" "),s.push(e.call(n,"argument")),o.concat(s);case"UpdateExpression":return s.push(e.call(n,"argument"),i.operator),i.prefix&&s.reverse(),o.concat(s);case"ConditionalExpression":return o.concat([e.call(n,"test")," ? 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K=w(e.call(n,"consequent"),t);return s.push("if (",e.call(n,"test"),")",K),i.alternate&&s.push(F(K)?" else":"\nelse",w(e.call(n,"alternate"),t)),o.concat(s);case"ForStatement":var W=e.call(n,"init"),G=W.length>1?";\n":"; ",H=o.fromString(G).join([W,e.call(n,"test"),e.call(n,"update")]).indentTail("for (".length),Y=o.concat(["for (",H,")"]),$=w(e.call(n,"body"),t);return s.push(Y),Y.length>1&&(s.push("\n"),$=$.trimLeft()),s.push($),o.concat(s);case"WhileStatement":return o.concat(["while (",e.call(n,"test"),")",w(e.call(n,"body"),t)]);case"ForInStatement":return o.concat([i.each?"for each (":"for (",e.call(n,"left")," in ",e.call(n,"right"),")",w(e.call(n,"body"),t)]);case"ForOfStatement":case"ForAwaitStatement":return s.push("for "),(i.await||"ForAwaitStatement"===i.type)&&s.push("await "),s.push("(",e.call(n,"left")," of ",e.call(n,"right"),")",w(e.call(n,"body"),t)),o.concat(s);case"DoWhileStatement":var Q=o.concat(["do",w(e.call(n,"body"),t)]);return s.push(Q),F(Q)?s.push(" while"):s.push("\nwhile"),s.push(" (",e.call(n,"test"),");"),o.concat(s);case"DoExpression":var Z=e.call((function(e){return b(e,t,n)}),"body");return o.concat(["do {\n",Z.indent(t.tabWidth),"\n}"]);case"BreakStatement":return s.push("break"),i.label&&s.push(" ",e.call(n,"label")),s.push(";"),o.concat(s);case"ContinueStatement":return s.push("continue"),i.label&&s.push(" ",e.call(n,"label")),s.push(";"),o.concat(s);case"LabeledStatement":return o.concat([e.call(n,"label"),":\n",e.call(n,"body")]);case"TryStatement":return s.push("try ",e.call(n,"block")),i.handler?s.push(" ",e.call(n,"handler")):i.handlers&&e.each((function(e){s.push(" ",n(e))}),"handlers"),i.finalizer&&s.push(" finally ",e.call(n,"finalizer")),o.concat(s);case"CatchClause":return s.push("catch "),i.param&&s.push("(",e.call(n,"param")),i.guard&&s.push(" if ",e.call(n,"guard")),i.param&&s.push(") "),s.push(e.call(n,"body")),o.concat(s);case"ThrowStatement":return o.concat(["throw ",e.call(n,"argument"),";"]);case"SwitchStatement":return o.concat(["switch (",e.call(n,"discriminant"),") {\n",o.fromString("\n").join(e.map(n,"cases")),"\n}"]);case"SwitchCase":return i.test?s.push("case ",e.call(n,"test"),":"):s.push("default:"),i.consequent.length>0&&s.push("\n",e.call((function(e){return b(e,t,n)}),"consequent").indent(t.tabWidth)),o.concat(s);case"DebuggerStatement":return o.fromString("debugger;");case"JSXAttribute":return s.push(e.call(n,"name")),i.value&&s.push("=",e.call(n,"value")),o.concat(s);case"JSXIdentifier":return o.fromString(i.name,t);case"JSXNamespacedName":return o.fromString(":").join([e.call(n,"namespace"),e.call(n,"name")]);case"JSXMemberExpression":return o.fromString(".").join([e.call(n,"object"),e.call(n,"property")]);case"JSXSpreadAttribute":return o.concat(["{...",e.call(n,"argument"),"}"]);case"JSXSpreadChild":return o.concat(["{...",e.call(n,"expression"),"}"]);case"JSXExpressionContainer":return o.concat(["{",e.call(n,"expression"),"}"]);case"JSXElement":case"JSXFragment":var ee="opening"+("JSXElement"===i.type?"Element":"Fragment"),te="closing"+("JSXElement"===i.type?"Element":"Fragment"),ne=e.call(n,ee);if(i[ee].selfClosing)return a.default.ok(!i[te],"unexpected "+te+" element in self-closing "+i.type),ne;var re=o.concat(e.map((function(e){var t=e.getValue();if(p.Literal.check(t)&&"string"==typeof t.value){if(/\S/.test(t.value))return t.value.replace(/^\s+|\s+$/g,"");if(/\n/.test(t.value))return"\n"}return n(e)}),"children")).indentTail(t.tabWidth),ie=e.call(n,te);return o.concat([ne,re,ie]);case"JSXOpeningElement":s.push("<",e.call(n,"name"));var ae=[];e.each((function(e){ae.push(" ",n(e))}),"attributes");var se=o.concat(ae);return(se.length>1||se.getLineLength(1)>t.wrapColumn)&&(ae.forEach((function(e,t){" "===e&&(a.default.strictEqual(t%2,0),ae[t]="\n")})),se=o.concat(ae).indentTail(t.tabWidth)),s.push(se,i.selfClosing?" />":">"),o.concat(s);case"JSXClosingElement":return o.concat(["</",e.call(n,"name"),">"]);case"JSXOpeningFragment":return o.fromString("<>");case"JSXClosingFragment":return o.fromString("</>");case"JSXText":return o.fromString(i.value,t);case"JSXEmptyExpression":return o.fromString("");case"TypeAnnotatedIdentifier":return o.concat([e.call(n,"annotation")," ",e.call(n,"identifier")]);case"ClassBody":return 0===i.body.length?o.fromString("{}"):o.concat(["{\n",e.call((function(e){return b(e,t,n)}),"body").indent(t.tabWidth),"\n}"]);case"ClassPropertyDefinition":return s.push("static ",e.call(n,"definition")),p.MethodDefinition.check(i.definition)||s.push(";"),o.concat(s);case"ClassProperty":i.declare&&s.push("declare ");var oe=i.accessibility||i.access;"string"==typeof oe&&s.push(oe," "),i.static&&s.push("static "),i.abstract&&s.push("abstract "),i.readonly&&s.push("readonly ");J=e.call(n,"key");return i.computed&&(J=o.concat(["[",J,"]"])),i.variance&&(J=o.concat([T(e,n),J])),s.push(J),i.optional&&s.push("?"),i.typeAnnotation&&s.push(e.call(n,"typeAnnotation")),i.value&&s.push(" = ",e.call(n,"value")),s.push(";"),o.concat(s);case"ClassPrivateProperty":return i.static&&s.push("static "),s.push(e.call(n,"key")),i.typeAnnotation&&s.push(e.call(n,"typeAnnotation")),i.value&&s.push(" = ",e.call(n,"value")),s.push(";"),o.concat(s);case"ClassDeclaration":case"ClassExpression":return i.declare&&s.push("declare "),i.abstract&&s.push("abstract "),s.push("class"),i.id&&s.push(" ",e.call(n,"id")),i.typeParameters&&s.push(e.call(n,"typeParameters")),i.superClass&&s.push(" extends ",e.call(n,"superClass"),e.call(n,"superTypeParameters")),i.implements&&i.implements.length>0&&s.push(" implements ",o.fromString(", ").join(e.map(n,"implements"))),s.push(" ",e.call(n,"body")),o.concat(s);case"TemplateElement":return o.fromString(i.value.raw,t).lockIndentTail();case"TemplateLiteral":var ue=e.map(n,"expressions");return s.push("`"),e.each((function(e){var t=e.getName();s.push(n(e)),t<ue.length&&s.push("${",ue[t],"}")}),"quasis"),s.push("`"),o.concat(s).lockIndentTail();case"TaggedTemplateExpression":return o.concat([e.call(n,"tag"),e.call(n,"quasi")]);case"Node":case"Printable":case"SourceLocation":case"Position":case"Statement":case"Function":case"Pattern":case"Expression":case"Declaration":case"Specifier":case"NamedSpecifier":case"Comment":case"Flow":case"FlowType":case"FlowPredicate":case"MemberTypeAnnotation":case"Type":case"TSHasOptionalTypeParameterInstantiation":case"TSHasOptionalTypeParameters":case"TSHasOptionalTypeAnnotation":case"ChainElement":throw new Error("unprintable type: "+JSON.stringify(i.type));case"CommentBlock":case"Block":return o.concat(["/*",o.fromString(i.value,t),"*/"]);case"CommentLine":case"Line":return o.concat(["//",o.fromString(i.value,t)]);case"TypeAnnotation":return i.typeAnnotation?("FunctionTypeAnnotation"!==i.typeAnnotation.type&&s.push(": "),s.push(e.call(n,"typeAnnotation")),o.concat(s)):o.fromString("");case"ExistentialTypeParam":case"ExistsTypeAnnotation":return o.fromString("*",t);case"EmptyTypeAnnotation":return o.fromString("empty",t);case"AnyTypeAnnotation":return o.fromString("any",t);case"MixedTypeAnnotation":return o.fromString("mixed",t);case"ArrayTypeAnnotation":return o.concat([e.call(n,"elementType"),"[]"]);case"TupleTypeAnnotation":var le=e.map(n,"types"),ce=o.fromString(", ").join(le).getLineLength(1)<=t.wrapColumn;return ce?t.arrayBracketSpacing?s.push("[ "):s.push("["):s.push("[\n"),e.each((function(e){var n=e.getName();if(e.getValue()){var r=le[n];ce?n>0&&s.push(" "):r=r.indent(t.tabWidth),s.push(r),(n<i.types.length-1||!ce&&m.isTrailingCommaEnabled(t,"arrays"))&&s.push(","),ce||s.push("\n")}else s.push(",")}),"types"),ce&&t.arrayBracketSpacing?s.push(" ]"):s.push("]"),o.concat(s);case"BooleanTypeAnnotation":return o.fromString("boolean",t);case"BooleanLiteralTypeAnnotation":return a.default.strictEqual(r(i.value),"boolean"),o.fromString(""+i.value,t);case"InterfaceTypeAnnotation":return s.push("interface"),i.extends&&i.extends.length>0&&s.push(" extends ",o.fromString(", ").join(e.map(n,"extends"))),s.push(" ",e.call(n,"body")),o.concat(s);case"DeclareClass":return A(e,["class ",e.call(n,"id")," ",e.call(n,"body")]);case"DeclareFunction":return A(e,["function ",e.call(n,"id"),";"]);case"DeclareModule":return A(e,["module ",e.call(n,"id")," ",e.call(n,"body")]);case"DeclareModuleExports":return A(e,["module.exports",e.call(n,"typeAnnotation")]);case"DeclareVariable":return A(e,["var ",e.call(n,"id"),";"]);case"DeclareExportDeclaration":case"DeclareExportAllDeclaration":return o.concat(["declare ",C(e,t,n)]);case"EnumDeclaration":return o.concat(["enum 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s.push(de?e.call(n,"typeParameters"):"",fe?"(":"",D(e,t,n),fe?")":""),i.returnType&&s.push(he?" => ":": ",e.call(n,"returnType")),o.concat(s);case"FunctionTypeParam":var me=e.call(n,"name");return s.push(me),i.optional&&s.push("?"),me.infos[0].line&&s.push(": "),s.push(e.call(n,"typeAnnotation")),o.concat(s);case"GenericTypeAnnotation":return o.concat([e.call(n,"id"),e.call(n,"typeParameters")]);case"DeclareInterface":s.push("declare ");case"InterfaceDeclaration":case"TSInterfaceDeclaration":return i.declare&&s.push("declare "),s.push("interface ",e.call(n,"id"),e.call(n,"typeParameters")," "),i.extends&&i.extends.length>0&&s.push("extends ",o.fromString(", ").join(e.map(n,"extends"))," "),i.body&&s.push(e.call(n,"body")),o.concat(s);case"ClassImplements":case"InterfaceExtends":return o.concat([e.call(n,"id"),e.call(n,"typeParameters")]);case"IntersectionTypeAnnotation":return o.fromString(" & ").join(e.map(n,"types"));case"NullableTypeAnnotation":return o.concat(["?",e.call(n,"typeAnnotation")]);case"NullLiteralTypeAnnotation":return o.fromString("null",t);case"ThisTypeAnnotation":return o.fromString("this",t);case"NumberTypeAnnotation":return o.fromString("number",t);case"ObjectTypeCallProperty":return e.call(n,"value");case"ObjectTypeIndexer":return i.static&&s.push("static "),s.push(T(e,n),"["),i.id&&s.push(e.call(n,"id"),": "),s.push(e.call(n,"key"),"]: ",e.call(n,"value")),o.concat(s);case"ObjectTypeProperty":return o.concat([T(e,n),e.call(n,"key"),i.optional?"?":"",": ",e.call(n,"value")]);case"ObjectTypeInternalSlot":return o.concat([i.static?"static ":"","[[",e.call(n,"id"),"]]",i.optional?"?":"","FunctionTypeAnnotation"!==i.value.type?": ":"",e.call(n,"value")]);case"QualifiedTypeIdentifier":return o.concat([e.call(n,"qualification"),".",e.call(n,"id")]);case"StringLiteralTypeAnnotation":return o.fromString(B(i.value,t),t);case"NumberLiteralTypeAnnotation":case"NumericLiteralTypeAnnotation":return a.default.strictEqual(r(i.value),"number"),o.fromString(JSON.stringify(i.value),t);case"BigIntLiteralTypeAnnotation":return o.fromString(i.raw,t);case"StringTypeAnnotation":return o.fromString("string",t);case"DeclareTypeAlias":s.push("declare ");case"TypeAlias":return o.concat(["type ",e.call(n,"id"),e.call(n,"typeParameters")," = ",e.call(n,"right"),";"]);case"DeclareOpaqueType":s.push("declare ");case"OpaqueType":return s.push("opaque type ",e.call(n,"id"),e.call(n,"typeParameters")),i.supertype&&s.push(": ",e.call(n,"supertype")),i.impltype&&s.push(" = ",e.call(n,"impltype")),s.push(";"),o.concat(s);case"TypeCastExpression":return o.concat(["(",e.call(n,"expression"),e.call(n,"typeAnnotation"),")"]);case"TypeParameterDeclaration":case"TypeParameterInstantiation":return o.concat(["<",o.fromString(", ").join(e.map(n,"params")),">"]);case"Variance":return"plus"===i.kind?o.fromString("+"):"minus"===i.kind?o.fromString("-"):o.fromString("");case"TypeParameter":return i.variance&&s.push(T(e,n)),s.push(e.call(n,"name")),i.bound&&s.push(e.call(n,"bound")),i.default&&s.push("=",e.call(n,"default")),o.concat(s);case"TypeofTypeAnnotation":return o.concat([o.fromString("typeof ",t),e.call(n,"argument")]);case"UnionTypeAnnotation":return o.fromString(" | ").join(e.map(n,"types"));case"VoidTypeAnnotation":return o.fromString("void",t);case"NullTypeAnnotation":return o.fromString("null",t);case"SymbolTypeAnnotation":return o.fromString("symbol",t);case"BigIntTypeAnnotation":return o.fromString("bigint",t);case"TSType":throw new Error("unprintable type: "+JSON.stringify(i.type));case"TSNumberKeyword":return o.fromString("number",t);case"TSBigIntKeyword":return o.fromString("bigint",t);case"TSObjectKeyword":return o.fromString("object",t);case"TSBooleanKeyword":return o.fromString("boolean",t);case"TSStringKeyword":return o.fromString("string",t);case"TSSymbolKeyword":return o.fromString("symbol",t);case"TSAnyKeyword":return 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