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e=t,s="get"===e.kind?0:1,i=e.start;e.value.params.length!==s?"get"===t.kind?this.raise(i,ut.BadGetterArity):this.raise(i,ut.BadSetterArity):"set"===e.kind&&"RestElement"===e.value.params[0].type&&this.raise(i,ut.BadSetterRestParameter)}checkLVal(t,e=V,s,i,r){switch(t.type){case"ObjectPattern":t.properties.forEach(t=>{this.checkLVal("Property"===t.type?t.value:t,e,s,"object destructuring pattern",r)});break;default:super.checkLVal(t,e,s,i,r)}}checkProto(t,e,s,i){t.method||super.checkProto(t,e,s,i)}isValidDirective(t){var e;return"ExpressionStatement"===t.type&&"Literal"===t.expression.type&&"string"===typeof t.expression.value&&!(null==(e=t.expression.extra)?void 0:e.parenthesized)}stmtToDirective(t){const e=super.stmtToDirective(t),s=t.expression.value;return e.value.value=s,e}parseBlockBody(t,e,s,i){super.parseBlockBody(t,e,s,i);const r=t.directives.map(t=>this.directiveToStmt(t));t.body=r.concat(t.body),delete t.directives}pushClassMethod(t,e,s,i,r,n){this.parseMethod(e,s,i,r,n,"ClassMethod",!0),e.typeParameters&&(e.value.typeParameters=e.typeParameters,delete e.typeParameters),t.body.push(e)}parseExprAtom(t){switch(this.state.type){case d.num:case d.string:return this.estreeParseLiteral(this.state.value);case d.regexp:return this.estreeParseRegExpLiteral(this.state.value);case d.bigint:return this.estreeParseBigIntLiteral(this.state.value);case d._null:return this.estreeParseLiteral(null);case d._true:return this.estreeParseLiteral(!0);case d._false:return this.estreeParseLiteral(!1);default:return super.parseExprAtom(t)}}parseLiteral(t,e,s,i){const r=super.parseLiteral(t,e,s,i);return r.raw=r.extra.raw,delete r.extra,r}parseFunctionBody(t,e,s=!1){super.parseFunctionBody(t,e,s),t.expression="BlockStatement"!==t.body.type}parseMethod(t,e,s,i,r,n,a=!1){let o=this.startNode();return o.kind=t.kind,o=super.parseMethod(o,e,s,i,r,n,a),o.type="FunctionExpression",delete 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this.expectContextual("checks"),e.line===i.line&&e.column===i.column-1||this.raise(s,Bt.UnexpectedSpaceBetweenModuloChecks),this.eat(d.parenL)?(t.value=this.parseExpression(),this.expect(d.parenR),this.finishNode(t,"DeclaredPredicate")):this.finishNode(t,"InferredPredicate")}flowParseTypeAndPredicateInitialiser(){const t=this.state.inType;this.state.inType=!0,this.expect(d.colon);let e=null,s=null;return this.match(d.modulo)?(this.state.inType=t,s=this.flowParsePredicate()):(e=this.flowParseType(),this.state.inType=t,this.match(d.modulo)&&(s=this.flowParsePredicate())),[e,s]}flowParseDeclareClass(t){return this.next(),this.flowParseInterfaceish(t,!0),this.finishNode(t,"DeclareClass")}flowParseDeclareFunction(t){this.next();const e=t.id=this.parseIdentifier(),s=this.startNode(),i=this.startNode();this.isRelational("<")?s.typeParameters=this.flowParseTypeParameterDeclaration():s.typeParameters=null,this.expect(d.parenL);const r=this.flowParseFunctionTypeParams();return 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this.flowParseDeclareExportDeclaration(t,e);throw this.unexpected()}flowParseDeclareVariable(t){return this.next(),t.id=this.flowParseTypeAnnotatableIdentifier(!0),this.scope.declareName(t.id.name,R,t.id.start),this.semicolon(),this.finishNode(t,"DeclareVariable")}flowParseDeclareModule(t){this.scope.enter(f),this.match(d.string)?t.id=this.parseExprAtom():t.id=this.parseIdentifier();const e=t.body=this.startNode(),s=e.body=[];this.expect(d.braceL);while(!this.match(d.braceR)){let t=this.startNode();this.match(d._import)?(this.next(),this.isContextual("type")||this.match(d._typeof)||this.raise(this.state.lastTokStart,Bt.InvalidNonTypeImportInDeclareModule),this.parseImport(t)):(this.expectContextual("declare",Bt.UnsupportedStatementInDeclareModule),t=this.flowParseDeclare(t,!0)),s.push(t)}this.scope.exit(),this.expect(d.braceR),this.finishNode(e,"BlockStatement");let i=null,r=!1;return s.forEach(t=>{Ut(t)?("CommonJS"===i&&this.raise(t.start,Bt.AmbiguousDeclareModuleKind),i="ES"):"DeclareModuleExports"===t.type&&(r&&this.raise(t.start,Bt.DuplicateDeclareModuleExports),"ES"===i&&this.raise(t.start,Bt.AmbiguousDeclareModuleKind),i="CommonJS",r=!0)}),t.kind=i||"CommonJS",this.finishNode(t,"DeclareModule")}flowParseDeclareExportDeclaration(t,e){if(this.expect(d._export),this.eat(d._default))return this.match(d._function)||this.match(d._class)?t.declaration=this.flowParseDeclare(this.startNode()):(t.declaration=this.flowParseType(),this.semicolon()),t.default=!0,this.finishNode(t,"DeclareExportDeclaration");if(this.match(d._const)||this.isLet()||(this.isContextual("type")||this.isContextual("interface"))&&!e){const t=this.state.value,e=Ht[t];throw this.raise(this.state.start,Bt.UnsupportedDeclareExportKind,t,e)}if(this.match(d._var)||this.match(d._function)||this.match(d._class)||this.isContextual("opaque"))return t.declaration=this.flowParseDeclare(this.startNode()),t.default=!1,this.finishNode(t,"DeclareExportDeclaration");if(this.match(d.star)||this.match(d.braceL)||this.isContextual("interface")||this.isContextual("type")||this.isContextual("opaque"))return t=this.parseExport(t),"ExportNamedDeclaration"===t.type&&(t.type="ExportDeclaration",t.default=!1,delete t.exportKind),t.type="Declare"+t.type,t;throw this.unexpected()}flowParseDeclareModuleExports(t){return this.next(),this.expectContextual("exports"),t.typeAnnotation=this.flowParseTypeAnnotation(),this.semicolon(),this.finishNode(t,"DeclareModuleExports")}flowParseDeclareTypeAlias(t){return this.next(),this.flowParseTypeAlias(t),t.type="DeclareTypeAlias",t}flowParseDeclareOpaqueType(t){return this.next(),this.flowParseOpaqueType(t,!0),t.type="DeclareOpaqueType",t}flowParseDeclareInterface(t){return this.next(),this.flowParseInterfaceish(t),this.finishNode(t,"DeclareInterface")}flowParseInterfaceish(t,e=!1){if(t.id=this.flowParseRestrictedIdentifier(!e,!0),this.scope.declareName(t.id.name,e?j:_,t.id.start),this.isRelational("<")?t.typeParameters=this.flowParseTypeParameterDeclaration():t.typeParameters=null,t.extends=[],t.implements=[],t.mixins=[],this.eat(d._extends))do{t.extends.push(this.flowParseInterfaceExtends())}while(!e&&this.eat(d.comma));if(this.isContextual("mixins")){this.next();do{t.mixins.push(this.flowParseInterfaceExtends())}while(this.eat(d.comma))}if(this.isContextual("implements")){this.next();do{t.implements.push(this.flowParseInterfaceExtends())}while(this.eat(d.comma))}t.body=this.flowParseObjectType({allowStatic:e,allowExact:!1,allowSpread:!1,allowProto:e,allowInexact:!1})}flowParseInterfaceExtends(){const t=this.startNode();return t.id=this.flowParseQualifiedTypeIdentifier(),this.isRelational("<")?t.typeParameters=this.flowParseTypeParameterInstantiation():t.typeParameters=null,this.finishNode(t,"InterfaceExtends")}flowParseInterface(t){return this.flowParseInterfaceish(t),this.finishNode(t,"InterfaceDeclaration")}checkNotUnderscore(t){"_"===t&&this.raise(this.state.start,Bt.UnexpectedReservedUnderscore)}checkReservedType(t,e,s){Ft.has(t)&&this.raise(e,s?Bt.AssignReservedType:Bt.UnexpectedReservedType,t)}flowParseRestrictedIdentifier(t,e){return this.checkReservedType(this.state.value,this.state.start,e),this.parseIdentifier(t)}flowParseTypeAlias(t){return t.id=this.flowParseRestrictedIdentifier(!1,!0),this.scope.declareName(t.id.name,_,t.id.start),this.isRelational("<")?t.typeParameters=this.flowParseTypeParameterDeclaration():t.typeParameters=null,t.right=this.flowParseTypeInitialiser(d.eq),this.semicolon(),this.finishNode(t,"TypeAlias")}flowParseOpaqueType(t,e){return this.expectContextual("type"),t.id=this.flowParseRestrictedIdentifier(!0,!0),this.scope.declareName(t.id.name,_,t.id.start),this.isRelational("<")?t.typeParameters=this.flowParseTypeParameterDeclaration():t.typeParameters=null,t.supertype=null,this.match(d.colon)&&(t.supertype=this.flowParseTypeInitialiser(d.colon)),t.impltype=null,e||(t.impltype=this.flowParseTypeInitialiser(d.eq)),this.semicolon(),this.finishNode(t,"OpaqueType")}flowParseTypeParameter(t=!1){const e=this.state.start,s=this.startNode(),i=this.flowParseVariance(),r=this.flowParseTypeAnnotatableIdentifier();return s.name=r.name,s.variance=i,s.bound=r.typeAnnotation,this.match(d.eq)?(this.eat(d.eq),s.default=this.flowParseType()):t&&this.raise(e,Bt.MissingTypeParamDefault),this.finishNode(s,"TypeParameter")}flowParseTypeParameterDeclaration(){const t=this.state.inType,e=this.startNode();e.params=[],this.state.inType=!0,this.isRelational("<")||this.match(d.jsxTagStart)?this.next():this.unexpected();let s=!1;do{const t=this.flowParseTypeParameter(s);e.params.push(t),t.default&&(s=!0),this.isRelational(">")||this.expect(d.comma)}while(!this.isRelational(">"));return this.expectRelational(">"),this.state.inType=t,this.finishNode(e,"TypeParameterDeclaration")}flowParseTypeParameterInstantiation(){const t=this.startNode(),e=this.state.inType;t.params=[],this.state.inType=!0,this.expectRelational("<");const s=this.state.noAnonFunctionType;this.state.noAnonFunctionType=!1;while(!this.isRelational(">"))t.params.push(this.flowParseType()),this.isRelational(">")||this.expect(d.comma);return this.state.noAnonFunctionType=s,this.expectRelational(">"),this.state.inType=e,this.finishNode(t,"TypeParameterInstantiation")}flowParseTypeParameterInstantiationCallOrNew(){const t=this.startNode(),e=this.state.inType;t.params=[],this.state.inType=!0,this.expectRelational("<");while(!this.isRelational(">"))t.params.push(this.flowParseTypeOrImplicitInstantiation()),this.isRelational(">")||this.expect(d.comma);return this.expectRelational(">"),this.state.inType=e,this.finishNode(t,"TypeParameterInstantiation")}flowParseInterfaceType(){const t=this.startNode();if(this.expectContextual("interface"),t.extends=[],this.eat(d._extends))do{t.extends.push(this.flowParseInterfaceExtends())}while(this.eat(d.comma));return t.body=this.flowParseObjectType({allowStatic:!1,allowExact:!1,allowSpread:!1,allowProto:!1,allowInexact:!1}),this.finishNode(t,"InterfaceTypeAnnotation")}flowParseObjectPropertyKey(){return this.match(d.num)||this.match(d.string)?this.parseExprAtom():this.parseIdentifier(!0)}flowParseObjectTypeIndexer(t,e,s){return t.static=e,this.lookahead().type===d.colon?(t.id=this.flowParseObjectPropertyKey(),t.key=this.flowParseTypeInitialiser()):(t.id=null,t.key=this.flowParseType()),this.expect(d.bracketR),t.value=this.flowParseTypeInitialiser(),t.variance=s,this.finishNode(t,"ObjectTypeIndexer")}flowParseObjectTypeInternalSlot(t,e){return t.static=e,t.id=this.flowParseObjectPropertyKey(),this.expect(d.bracketR),this.expect(d.bracketR),this.isRelational("<")||this.match(d.parenL)?(t.method=!0,t.optional=!1,t.value=this.flowParseObjectTypeMethodish(this.startNodeAt(t.start,t.loc.start))):(t.method=!1,this.eat(d.question)&&(t.optional=!0),t.value=this.flowParseTypeInitialiser()),this.finishNode(t,"ObjectTypeInternalSlot")}flowParseObjectTypeMethodish(t){t.params=[],t.rest=null,t.typeParameters=null,this.isRelational("<")&&(t.typeParameters=this.flowParseTypeParameterDeclaration()),this.expect(d.parenL);while(!this.match(d.parenR)&&!this.match(d.ellipsis))t.params.push(this.flowParseFunctionTypeParam()),this.match(d.parenR)||this.expect(d.comma);return this.eat(d.ellipsis)&&(t.rest=this.flowParseFunctionTypeParam()),this.expect(d.parenR),t.returnType=this.flowParseTypeInitialiser(),this.finishNode(t,"FunctionTypeAnnotation")}flowParseObjectTypeCallProperty(t,e){const s=this.startNode();return t.static=e,t.value=this.flowParseObjectTypeMethodish(s),this.finishNode(t,"ObjectTypeCallProperty")}flowParseObjectType({allowStatic:t,allowExact:e,allowSpread:s,allowProto:i,allowInexact:r}){const n=this.state.inType;this.state.inType=!0;const a=this.startNode();let o,c;a.callProperties=[],a.properties=[],a.indexers=[],a.internalSlots=[];let h=!1;e&&this.match(d.braceBarL)?(this.expect(d.braceBarL),o=d.braceBarR,c=!0):(this.expect(d.braceL),o=d.braceR,c=!1),a.exact=c;while(!this.match(o)){let e=!1,n=null,o=null;const l=this.startNode();if(i&&this.isContextual("proto")){const e=this.lookahead();e.type!==d.colon&&e.type!==d.question&&(this.next(),n=this.state.start,t=!1)}if(t&&this.isContextual("static")){const t=this.lookahead();t.type!==d.colon&&t.type!==d.question&&(this.next(),e=!0)}const p=this.flowParseVariance();if(this.eat(d.bracketL))null!=n&&this.unexpected(n),this.eat(d.bracketL)?(p&&this.unexpected(p.start),a.internalSlots.push(this.flowParseObjectTypeInternalSlot(l,e))):a.indexers.push(this.flowParseObjectTypeIndexer(l,e,p));else if(this.match(d.parenL)||this.isRelational("<"))null!=n&&this.unexpected(n),p&&this.unexpected(p.start),a.callProperties.push(this.flowParseObjectTypeCallProperty(l,e));else{let t="init";if(this.isContextual("get")||this.isContextual("set")){const e=this.lookahead();e.type!==d.name&&e.type!==d.string&&e.type!==d.num||(t=this.state.value,this.next())}const i=this.flowParseObjectTypeProperty(l,e,n,p,t,s,null!=r?r:!c);null===i?(h=!0,o=this.state.lastTokStart):a.properties.push(i)}this.flowObjectTypeSemicolon(),!o||this.match(d.braceR)||this.match(d.braceBarR)||this.raise(o,Bt.UnexpectedExplicitInexactInObject)}this.expect(o),s&&(a.inexact=h);const l=this.finishNode(a,"ObjectTypeAnnotation");return this.state.inType=n,l}flowParseObjectTypeProperty(t,e,s,i,r,n,a){if(this.eat(d.ellipsis)){const e=this.match(d.comma)||this.match(d.semi)||this.match(d.braceR)||this.match(d.braceBarR);return e?(n?a||this.raise(this.state.lastTokStart,Bt.InexactInsideExact):this.raise(this.state.lastTokStart,Bt.InexactInsideNonObject),i&&this.raise(i.start,Bt.InexactVariance),null):(n||this.raise(this.state.lastTokStart,Bt.UnexpectedSpreadType),null!=s&&this.unexpected(s),i&&this.raise(i.start,Bt.SpreadVariance),t.argument=this.flowParseType(),this.finishNode(t,"ObjectTypeSpreadProperty"))}{t.key=this.flowParseObjectPropertyKey(),t.static=e,t.proto=null!=s,t.kind=r;let n=!1;return this.isRelational("<")||this.match(d.parenL)?(t.method=!0,null!=s&&this.unexpected(s),i&&this.unexpected(i.start),t.value=this.flowParseObjectTypeMethodish(this.startNodeAt(t.start,t.loc.start)),"get"!==r&&"set"!==r||this.flowCheckGetterSetterParams(t)):("init"!==r&&this.unexpected(),t.method=!1,this.eat(d.question)&&(n=!0),t.value=this.flowParseTypeInitialiser(),t.variance=i),t.optional=n,this.finishNode(t,"ObjectTypeProperty")}}flowCheckGetterSetterParams(t){const e="get"===t.kind?0:1,s=t.start,i=t.value.params.length+(t.value.rest?1:0);i!==e&&("get"===t.kind?this.raise(s,ut.BadGetterArity):this.raise(s,ut.BadSetterArity)),"set"===t.kind&&t.value.rest&&this.raise(s,ut.BadSetterRestParameter)}flowObjectTypeSemicolon(){this.eat(d.semi)||this.eat(d.comma)||this.match(d.braceR)||this.match(d.braceBarR)||this.unexpected()}flowParseQualifiedTypeIdentifier(t,e,s){t=t||this.state.start,e=e||this.state.startLoc;let i=s||this.flowParseRestrictedIdentifier(!0);while(this.eat(d.dot)){const s=this.startNodeAt(t,e);s.qualification=i,s.id=this.flowParseRestrictedIdentifier(!0),i=this.finishNode(s,"QualifiedTypeIdentifier")}return i}flowParseGenericType(t,e,s){const i=this.startNodeAt(t,e);return i.typeParameters=null,i.id=this.flowParseQualifiedTypeIdentifier(t,e,s),this.isRelational("<")&&(i.typeParameters=this.flowParseTypeParameterInstantiation()),this.finishNode(i,"GenericTypeAnnotation")}flowParseTypeofType(){const t=this.startNode();return this.expect(d._typeof),t.argument=this.flowParsePrimaryType(),this.finishNode(t,"TypeofTypeAnnotation")}flowParseTupleType(){const t=this.startNode();t.types=[],this.expect(d.bracketL);while(this.state.pos<this.length&&!this.match(d.bracketR)){if(t.types.push(this.flowParseType()),this.match(d.bracketR))break;this.expect(d.comma)}return this.expect(d.bracketR),this.finishNode(t,"TupleTypeAnnotation")}flowParseFunctionTypeParam(){let t=null,e=!1,s=null;const i=this.startNode(),r=this.lookahead();return r.type===d.colon||r.type===d.question?(t=this.parseIdentifier(),this.eat(d.question)&&(e=!0),s=this.flowParseTypeInitialiser()):s=this.flowParseType(),i.name=t,i.optional=e,i.typeAnnotation=s,this.finishNode(i,"FunctionTypeParam")}reinterpretTypeAsFunctionTypeParam(t){const e=this.startNodeAt(t.start,t.loc.start);return e.name=null,e.optional=!1,e.typeAnnotation=t,this.finishNode(e,"FunctionTypeParam")}flowParseFunctionTypeParams(t=[]){let e=null;while(!this.match(d.parenR)&&!this.match(d.ellipsis))t.push(this.flowParseFunctionTypeParam()),this.match(d.parenR)||this.expect(d.comma);return this.eat(d.ellipsis)&&(e=this.flowParseFunctionTypeParam()),{params:t,rest:e}}flowIdentToTypeAnnotation(t,e,s,i){switch(i.name){case"any":return this.finishNode(s,"AnyTypeAnnotation");case"bool":case"boolean":return this.finishNode(s,"BooleanTypeAnnotation");case"mixed":return this.finishNode(s,"MixedTypeAnnotation");case"empty":return this.finishNode(s,"EmptyTypeAnnotation");case"number":return this.finishNode(s,"NumberTypeAnnotation");case"string":return this.finishNode(s,"StringTypeAnnotation");case"symbol":return this.finishNode(s,"SymbolTypeAnnotation");default:return this.checkNotUnderscore(i.name),this.flowParseGenericType(t,e,i)}}flowParsePrimaryType(){const t=this.state.start,e=this.state.startLoc,s=this.startNode();let i,r,n=!1;const a=this.state.noAnonFunctionType;switch(this.state.type){case d.name:return this.isContextual("interface")?this.flowParseInterfaceType():this.flowIdentToTypeAnnotation(t,e,s,this.parseIdentifier());case d.braceL:return this.flowParseObjectType({allowStatic:!1,allowExact:!1,allowSpread:!0,allowProto:!1,allowInexact:!0});case d.braceBarL:return this.flowParseObjectType({allowStatic:!1,allowExact:!0,allowSpread:!0,allowProto:!1,allowInexact:!1});case d.bracketL:return this.state.noAnonFunctionType=!1,r=this.flowParseTupleType(),this.state.noAnonFunctionType=a,r;case d.relational:if("<"===this.state.value)return s.typeParameters=this.flowParseTypeParameterDeclaration(),this.expect(d.parenL),i=this.flowParseFunctionTypeParams(),s.params=i.params,s.rest=i.rest,this.expect(d.parenR),this.expect(d.arrow),s.returnType=this.flowParseType(),this.finishNode(s,"FunctionTypeAnnotation");break;case d.parenL:if(this.next(),!this.match(d.parenR)&&!this.match(d.ellipsis))if(this.match(d.name)){const t=this.lookahead().type;n=t!==d.question&&t!==d.colon}else n=!0;if(n){if(this.state.noAnonFunctionType=!1,r=this.flowParseType(),this.state.noAnonFunctionType=a,this.state.noAnonFunctionType||!(this.match(d.comma)||this.match(d.parenR)&&this.lookahead().type===d.arrow))return this.expect(d.parenR),r;this.eat(d.comma)}return i=r?this.flowParseFunctionTypeParams([this.reinterpretTypeAsFunctionTypeParam(r)]):this.flowParseFunctionTypeParams(),s.params=i.params,s.rest=i.rest,this.expect(d.parenR),this.expect(d.arrow),s.returnType=this.flowParseType(),s.typeParameters=null,this.finishNode(s,"FunctionTypeAnnotation");case d.string:return this.parseLiteral(this.state.value,"StringLiteralTypeAnnotation");case d._true:case d._false:return s.value=this.match(d._true),this.next(),this.finishNode(s,"BooleanLiteralTypeAnnotation");case d.plusMin:if("-"===this.state.value){if(this.next(),this.match(d.num))return this.parseLiteral(-this.state.value,"NumberLiteralTypeAnnotation",s.start,s.loc.start);if(this.match(d.bigint))return this.parseLiteral(-this.state.value,"BigIntLiteralTypeAnnotation",s.start,s.loc.start);throw this.raise(this.state.start,Bt.UnexpectedSubtractionOperand)}throw this.unexpected();case d.num:return this.parseLiteral(this.state.value,"NumberLiteralTypeAnnotation");case d.bigint:return this.parseLiteral(this.state.value,"BigIntLiteralTypeAnnotation");case d._void:return this.next(),this.finishNode(s,"VoidTypeAnnotation");case d._null:return this.next(),this.finishNode(s,"NullLiteralTypeAnnotation");case d._this:return this.next(),this.finishNode(s,"ThisTypeAnnotation");case d.star:return this.next(),this.finishNode(s,"ExistsTypeAnnotation");default:if("typeof"===this.state.type.keyword)return this.flowParseTypeofType();if(this.state.type.keyword){const t=this.state.type.label;return this.next(),super.createIdentifier(s,t)}}throw this.unexpected()}flowParsePostfixType(){const t=this.state.start,e=this.state.startLoc;let s=this.flowParsePrimaryType();while(this.match(d.bracketL)&&!this.canInsertSemicolon()){const i=this.startNodeAt(t,e);i.elementType=s,this.expect(d.bracketL),this.expect(d.bracketR),s=this.finishNode(i,"ArrayTypeAnnotation")}return s}flowParsePrefixType(){const t=this.startNode();return this.eat(d.question)?(t.typeAnnotation=this.flowParsePrefixType(),this.finishNode(t,"NullableTypeAnnotation")):this.flowParsePostfixType()}flowParseAnonFunctionWithoutParens(){const t=this.flowParsePrefixType();if(!this.state.noAnonFunctionType&&this.eat(d.arrow)){const e=this.startNodeAt(t.start,t.loc.start);return e.params=[this.reinterpretTypeAsFunctionTypeParam(t)],e.rest=null,e.returnType=this.flowParseType(),e.typeParameters=null,this.finishNode(e,"FunctionTypeAnnotation")}return t}flowParseIntersectionType(){const t=this.startNode();this.eat(d.bitwiseAND);const e=this.flowParseAnonFunctionWithoutParens();t.types=[e];while(this.eat(d.bitwiseAND))t.types.push(this.flowParseAnonFunctionWithoutParens());return 1===t.types.length?e:this.finishNode(t,"IntersectionTypeAnnotation")}flowParseUnionType(){const t=this.startNode();this.eat(d.bitwiseOR);const e=this.flowParseIntersectionType();t.types=[e];while(this.eat(d.bitwiseOR))t.types.push(this.flowParseIntersectionType());return 1===t.types.length?e:this.finishNode(t,"UnionTypeAnnotation")}flowParseType(){const t=this.state.inType;this.state.inType=!0;const e=this.flowParseUnionType();return this.state.inType=t,this.state.exprAllowed=this.state.exprAllowed||this.state.noAnonFunctionType,e}flowParseTypeOrImplicitInstantiation(){if(this.state.type===d.name&&"_"===this.state.value){const t=this.state.start,e=this.state.startLoc,s=this.parseIdentifier();return this.flowParseGenericType(t,e,s)}return this.flowParseType()}flowParseTypeAnnotation(){const t=this.startNode();return t.typeAnnotation=this.flowParseTypeInitialiser(),this.finishNode(t,"TypeAnnotation")}flowParseTypeAnnotatableIdentifier(t){const e=t?this.parseIdentifier():this.flowParseRestrictedIdentifier();return this.match(d.colon)&&(e.typeAnnotation=this.flowParseTypeAnnotation(),this.resetEndLocation(e)),e}typeCastToParameter(t){return t.expression.typeAnnotation=t.typeAnnotation,this.resetEndLocation(t.expression,t.typeAnnotation.end,t.typeAnnotation.loc.end),t.expression}flowParseVariance(){let t=null;return this.match(d.plusMin)&&(t=this.startNode(),"+"===this.state.value?t.kind="plus":t.kind="minus",this.next(),this.finishNode(t,"Variance")),t}parseFunctionBody(t,e,s=!1){return e?this.forwardNoArrowParamsConversionAt(t,()=>super.parseFunctionBody(t,!0,s)):super.parseFunctionBody(t,!1,s)}parseFunctionBodyAndFinish(t,e,s=!1){if(this.match(d.colon)){const e=this.startNode();[e.typeAnnotation,t.predicate]=this.flowParseTypeAndPredicateInitialiser(),t.returnType=e.typeAnnotation?this.finishNode(e,"TypeAnnotation"):null}super.parseFunctionBodyAndFinish(t,e,s)}parseStatement(t,e){if(this.state.strict&&this.match(d.name)&&"interface"===this.state.value){const t=this.startNode();return this.next(),this.flowParseInterface(t)}if(this.shouldParseEnums()&&this.isContextual("enum")){const t=this.startNode();return this.next(),this.flowParseEnumDeclaration(t)}{const s=super.parseStatement(t,e);return void 0!==this.flowPragma||this.isValidDirective(s)||(this.flowPragma=null),s}}parseExpressionStatement(t,e){if("Identifier"===e.type)if("declare"===e.name){if(this.match(d._class)||this.match(d.name)||this.match(d._function)||this.match(d._var)||this.match(d._export))return this.flowParseDeclare(t)}else if(this.match(d.name)){if("interface"===e.name)return this.flowParseInterface(t);if("type"===e.name)return this.flowParseTypeAlias(t);if("opaque"===e.name)return this.flowParseOpaqueType(t,!1)}return super.parseExpressionStatement(t,e)}shouldParseExportDeclaration(){return this.isContextual("type")||this.isContextual("interface")||this.isContextual("opaque")||this.shouldParseEnums()&&this.isContextual("enum")||super.shouldParseExportDeclaration()}isExportDefaultSpecifier(){return(!this.match(d.name)||!("type"===this.state.value||"interface"===this.state.value||"opaque"===this.state.value||this.shouldParseEnums()&&"enum"===this.state.value))&&super.isExportDefaultSpecifier()}parseExportDefaultExpression(){if(this.shouldParseEnums()&&this.isContextual("enum")){const t=this.startNode();return this.next(),this.flowParseEnumDeclaration(t)}return super.parseExportDefaultExpression()}parseConditional(t,e,s,i,r){if(!this.match(d.question))return t;if(r){const n=this.tryParse(()=>super.parseConditional(t,e,s,i));return n.node?(n.error&&(this.state=n.failState),n.node):(r.start=n.error.pos||this.state.start,t)}this.expect(d.question);const n=this.state.clone(),a=this.state.noArrowAt,o=this.startNodeAt(s,i);let{consequent:c,failed:h}=this.tryParseConditionalConsequent(),[l,p]=this.getArrowLikeExpressions(c);if(h||p.length>0){const t=[...a];if(p.length>0){this.state=n,this.state.noArrowAt=t;for(let e=0;e<p.length;e++)t.push(p[e].start);({consequent:c,failed:h}=this.tryParseConditionalConsequent()),[l,p]=this.getArrowLikeExpressions(c)}h&&l.length>1&&this.raise(n.start,Bt.AmbiguousConditionalArrow),h&&1===l.length&&(this.state=n,this.state.noArrowAt=t.concat(l[0].start),({consequent:c,failed:h}=this.tryParseConditionalConsequent()))}return this.getArrowLikeExpressions(c,!0),this.state.noArrowAt=a,this.expect(d.colon),o.test=t,o.consequent=c,o.alternate=this.forwardNoArrowParamsConversionAt(o,()=>this.parseMaybeAssign(e,void 0,void 0,void 0)),this.finishNode(o,"ConditionalExpression")}tryParseConditionalConsequent(){this.state.noArrowParamsConversionAt.push(this.state.start);const t=this.parseMaybeAssign(),e=!this.match(d.colon);return this.state.noArrowParamsConversionAt.pop(),{consequent:t,failed:e}}getArrowLikeExpressions(t,e){const s=[t],i=[];while(0!==s.length){const t=s.pop();"ArrowFunctionExpression"===t.type?(t.typeParameters||!t.returnType?this.finishArrowValidation(t):i.push(t),s.push(t.body)):"ConditionalExpression"===t.type&&(s.push(t.consequent),s.push(t.alternate))}return e?(i.forEach(t=>this.finishArrowValidation(t)),[i,[]]):zt(i,t=>t.params.every(t=>this.isAssignable(t,!0)))}finishArrowValidation(t){var e;this.toAssignableList(t.params,null==(e=t.extra)?void 0:e.trailingComma),this.scope.enter(y|g),super.checkParams(t,!1,!0),this.scope.exit()}forwardNoArrowParamsConversionAt(t,e){let s;return-1!==this.state.noArrowParamsConversionAt.indexOf(t.start)?(this.state.noArrowParamsConversionAt.push(this.state.start),s=e(),this.state.noArrowParamsConversionAt.pop()):s=e(),s}parseParenItem(t,e,s){if(t=super.parseParenItem(t,e,s),this.eat(d.question)&&(t.optional=!0,this.resetEndLocation(t)),this.match(d.colon)){const i=this.startNodeAt(e,s);return i.expression=t,i.typeAnnotation=this.flowParseTypeAnnotation(),this.finishNode(i,"TypeCastExpression")}return t}assertModuleNodeAllowed(t){"ImportDeclaration"===t.type&&("type"===t.importKind||"typeof"===t.importKind)||"ExportNamedDeclaration"===t.type&&"type"===t.exportKind||"ExportAllDeclaration"===t.type&&"type"===t.exportKind||super.assertModuleNodeAllowed(t)}parseExport(t){const e=super.parseExport(t);return"ExportNamedDeclaration"!==e.type&&"ExportAllDeclaration"!==e.type||(e.exportKind=e.exportKind||"value"),e}parseExportDeclaration(t){if(this.isContextual("type")){t.exportKind="type";const e=this.startNode();return this.next(),this.match(d.braceL)?(t.specifiers=this.parseExportSpecifiers(),this.parseExportFrom(t),null):this.flowParseTypeAlias(e)}if(this.isContextual("opaque")){t.exportKind="type";const e=this.startNode();return this.next(),this.flowParseOpaqueType(e,!1)}if(this.isContextual("interface")){t.exportKind="type";const e=this.startNode();return this.next(),this.flowParseInterface(e)}if(this.shouldParseEnums()&&this.isContextual("enum")){t.exportKind="value";const e=this.startNode();return this.next(),this.flowParseEnumDeclaration(e)}return super.parseExportDeclaration(t)}eatExportStar(t){return!!super.eatExportStar(...arguments)||!(!this.isContextual("type")||this.lookahead().type!==d.star)&&(t.exportKind="type",this.next(),this.next(),!0)}maybeParseExportNamespaceSpecifier(t){const e=this.state.start,s=super.maybeParseExportNamespaceSpecifier(t);return s&&"type"===t.exportKind&&this.unexpected(e),s}parseClassId(t,e,s){super.parseClassId(t,e,s),this.isRelational("<")&&(t.typeParameters=this.flowParseTypeParameterDeclaration())}parseClassMember(t,e,s,i){const r=this.state.start;if(this.isContextual("declare")){if(this.parseClassMemberFromModifier(t,e))return;e.declare=!0}super.parseClassMember(t,e,s,i),e.declare&&("ClassProperty"!==e.type&&"ClassPrivateProperty"!==e.type?this.raise(r,Bt.DeclareClassElement):e.value&&this.raise(e.value.start,Bt.DeclareClassFieldInitializer))}getTokenFromCode(t){const e=this.input.charCodeAt(this.state.pos+1);return 123===t&&124===e?this.finishOp(d.braceBarL,2):!this.state.inType||62!==t&&60!==t?jt(t,e)?(this.state.isIterator=!0,super.readWord()):super.getTokenFromCode(t):this.finishOp(d.relational,1)}isAssignable(t,e){switch(t.type){case"Identifier":case"ObjectPattern":case"ArrayPattern":case"AssignmentPattern":return!0;case"ObjectExpression":{const e=t.properties.length-1;return t.properties.every((t,s)=>"ObjectMethod"!==t.type&&(s===e||"SpreadElement"===t.type)&&this.isAssignable(t))}case"ObjectProperty":return this.isAssignable(t.value);case"SpreadElement":return this.isAssignable(t.argument);case"ArrayExpression":return t.elements.every(t=>this.isAssignable(t));case"AssignmentExpression":return"="===t.operator;case"ParenthesizedExpression":case"TypeCastExpression":return this.isAssignable(t.expression);case"MemberExpression":case"OptionalMemberExpression":return!e;default:return!1}}toAssignable(t){return"TypeCastExpression"===t.type?super.toAssignable(this.typeCastToParameter(t)):super.toAssignable(t)}toAssignableList(t,e){for(let s=0;s<t.length;s++){const e=t[s];"TypeCastExpression"===(null==e?void 0:e.type)&&(t[s]=this.typeCastToParameter(e))}return super.toAssignableList(t,e)}toReferencedList(t,e){for(let i=0;i<t.length;i++){var s;const r=t[i];r&&"TypeCastExpression"===r.type&&!(null==(s=r.extra)?void 0:s.parenthesized)&&(t.length>1||!e)&&this.raise(r.typeAnnotation.start,Bt.TypeCastInPattern)}return t}checkLVal(t,e=V,s,i){if("TypeCastExpression"!==t.type)return super.checkLVal(t,e,s,i)}parseClassProperty(t){return this.match(d.colon)&&(t.typeAnnotation=this.flowParseTypeAnnotation()),super.parseClassProperty(t)}parseClassPrivateProperty(t){return this.match(d.colon)&&(t.typeAnnotation=this.flowParseTypeAnnotation()),super.parseClassPrivateProperty(t)}isClassMethod(){return this.isRelational("<")||super.isClassMethod()}isClassProperty(){return this.match(d.colon)||super.isClassProperty()}isNonstaticConstructor(t){return!this.match(d.colon)&&super.isNonstaticConstructor(t)}pushClassMethod(t,e,s,i,r,n){e.variance&&this.unexpected(e.variance.start),delete e.variance,this.isRelational("<")&&(e.typeParameters=this.flowParseTypeParameterDeclaration()),super.pushClassMethod(t,e,s,i,r,n)}pushClassPrivateMethod(t,e,s,i){e.variance&&this.unexpected(e.variance.start),delete e.variance,this.isRelational("<")&&(e.typeParameters=this.flowParseTypeParameterDeclaration()),super.pushClassPrivateMethod(t,e,s,i)}parseClassSuper(t){if(super.parseClassSuper(t),t.superClass&&this.isRelational("<")&&(t.superTypeParameters=this.flowParseTypeParameterInstantiation()),this.isContextual("implements")){this.next();const e=t.implements=[];do{const t=this.startNode();t.id=this.flowParseRestrictedIdentifier(!0),this.isRelational("<")?t.typeParameters=this.flowParseTypeParameterInstantiation():t.typeParameters=null,e.push(this.finishNode(t,"ClassImplements"))}while(this.eat(d.comma))}}parsePropertyName(t,e){const s=this.flowParseVariance(),i=super.parsePropertyName(t,e);return t.variance=s,i}parseObjPropValue(t,e,s,i,r,n,a,o){let c;t.variance&&this.unexpected(t.variance.start),delete t.variance,this.isRelational("<")&&(c=this.flowParseTypeParameterDeclaration(),this.match(d.parenL)||this.unexpected()),super.parseObjPropValue(t,e,s,i,r,n,a,o),c&&((t.value||t).typeParameters=c)}parseAssignableListItemTypes(t){return this.eat(d.question)&&("Identifier"!==t.type&&this.raise(t.start,Bt.OptionalBindingPattern),t.optional=!0),this.match(d.colon)&&(t.typeAnnotation=this.flowParseTypeAnnotation()),this.resetEndLocation(t),t}parseMaybeDefault(t,e,s){const i=super.parseMaybeDefault(t,e,s);return"AssignmentPattern"===i.type&&i.typeAnnotation&&i.right.start<i.typeAnnotation.start&&this.raise(i.typeAnnotation.start,Bt.TypeBeforeInitializer),i}shouldParseDefaultImport(t){return qt(t)?Vt(this.state):super.shouldParseDefaultImport(t)}parseImportSpecifierLocal(t,e,s,i){e.local=qt(t)?this.flowParseRestrictedIdentifier(!0,!0):this.parseIdentifier(),this.checkLVal(e.local,_,void 0,i),t.specifiers.push(this.finishNode(e,s))}maybeParseDefaultImportSpecifier(t){t.importKind="value";let e=null;if(this.match(d._typeof)?e="typeof":this.isContextual("type")&&(e="type"),e){const s=this.lookahead();"type"===e&&s.type===d.star&&this.unexpected(s.start),(Vt(s)||s.type===d.braceL||s.type===d.star)&&(this.next(),t.importKind=e)}return super.maybeParseDefaultImportSpecifier(t)}parseImportSpecifier(t){const e=this.startNode(),s=this.state.start,i=this.parseIdentifier(!0);let r=null;"type"===i.name?r="type":"typeof"===i.name&&(r="typeof");let n=!1;if(this.isContextual("as")&&!this.isLookaheadContextual("as")){const t=this.parseIdentifier(!0);null===r||this.match(d.name)||this.state.type.keyword?(e.imported=i,e.importKind=null,e.local=this.parseIdentifier()):(e.imported=t,e.importKind=r,e.local=t.__clone())}else null!==r&&(this.match(d.name)||this.state.type.keyword)?(e.imported=this.parseIdentifier(!0),e.importKind=r,this.eatContextual("as")?e.local=this.parseIdentifier():(n=!0,e.local=e.imported.__clone())):(n=!0,e.imported=i,e.importKind=null,e.local=e.imported.__clone());const a=qt(t),o=qt(e);a&&o&&this.raise(s,Bt.ImportTypeShorthandOnlyInPureImport),(a||o)&&this.checkReservedType(e.local.name,e.local.start,!0),!n||a||o||this.checkReservedWord(e.local.name,e.start,!0,!0),this.checkLVal(e.local,_,void 0,"import specifier"),t.specifiers.push(this.finishNode(e,"ImportSpecifier"))}parseFunctionParams(t,e){const s=t.kind;"get"!==s&&"set"!==s&&this.isRelational("<")&&(t.typeParameters=this.flowParseTypeParameterDeclaration()),super.parseFunctionParams(t,e)}parseVarId(t,e){super.parseVarId(t,e),this.match(d.colon)&&(t.id.typeAnnotation=this.flowParseTypeAnnotation(),this.resetEndLocation(t.id))}parseAsyncArrowFromCallExpression(t,e){if(this.match(d.colon)){const e=this.state.noAnonFunctionType;this.state.noAnonFunctionType=!0,t.returnType=this.flowParseTypeAnnotation(),this.state.noAnonFunctionType=e}return super.parseAsyncArrowFromCallExpression(t,e)}shouldParseAsyncArrow(){return this.match(d.colon)||super.shouldParseAsyncArrow()}parseMaybeAssign(t,e,s,i){var r;let n,a=null;if(this.hasPlugin("jsx")&&(this.match(d.jsxTagStart)||this.isRelational("<"))){if(a=this.state.clone(),n=this.tryParse(()=>super.parseMaybeAssign(t,e,s,i),a),!n.error)return n.node;const{context:r}=this.state;r[r.length-1]===gt.j_oTag?r.length-=2:r[r.length-1]===gt.j_expr&&(r.length-=1)}if((null==(r=n)?void 0:r.error)||this.isRelational("<")){var o,c,h;let r;a=a||this.state.clone();const l=this.tryParse(()=>{r=this.flowParseTypeParameterDeclaration();const n=this.forwardNoArrowParamsConversionAt(r,()=>super.parseMaybeAssign(t,e,s,i));return n.typeParameters=r,this.resetStartLocationFromNode(n,r),n},a),p="ArrowFunctionExpression"===(null==(o=l.node)?void 0:o.type)?l.node:null;if(!l.error&&p)return p;if(null==(c=n)?void 0:c.node)return this.state=n.failState,n.node;if(p)return this.state=l.failState,p;if(null==(h=n)?void 0:h.thrown)throw n.error;if(l.thrown)throw l.error;throw this.raise(r.start,Bt.UnexpectedTokenAfterTypeParameter)}return super.parseMaybeAssign(t,e,s,i)}parseArrow(t){if(this.match(d.colon)){const e=this.tryParse(()=>{const e=this.state.noAnonFunctionType;this.state.noAnonFunctionType=!0;const s=this.startNode();return[s.typeAnnotation,t.predicate]=this.flowParseTypeAndPredicateInitialiser(),this.state.noAnonFunctionType=e,this.canInsertSemicolon()&&this.unexpected(),this.match(d.arrow)||this.unexpected(),s});if(e.thrown)return null;e.error&&(this.state=e.failState),t.returnType=e.node.typeAnnotation?this.finishNode(e.node,"TypeAnnotation"):null}return super.parseArrow(t)}shouldParseArrow(){return this.match(d.colon)||super.shouldParseArrow()}setArrowFunctionParameters(t,e){-1!==this.state.noArrowParamsConversionAt.indexOf(t.start)?t.params=e:super.setArrowFunctionParameters(t,e)}checkParams(t,e,s){if(!s||-1===this.state.noArrowParamsConversionAt.indexOf(t.start))return super.checkParams(...arguments)}parseParenAndDistinguishExpression(t){return super.parseParenAndDistinguishExpression(t&&-1===this.state.noArrowAt.indexOf(this.state.start))}parseSubscripts(t,e,s,i){if("Identifier"===t.type&&"async"===t.name&&-1!==this.state.noArrowAt.indexOf(e)){this.next();const i=this.startNodeAt(e,s);i.callee=t,i.arguments=this.parseCallExpressionArguments(d.parenR,!1),t=this.finishNode(i,"CallExpression")}else if("Identifier"===t.type&&"async"===t.name&&this.isRelational("<")){const r=this.state.clone(),n=this.tryParse(t=>this.parseAsyncArrowWithTypeParameters(e,s)||t(),r);if(!n.error&&!n.aborted)return n.node;const a=this.tryParse(()=>super.parseSubscripts(t,e,s,i),r);if(a.node&&!a.error)return a.node;if(n.node)return this.state=n.failState,n.node;if(a.node)return this.state=a.failState,a.node;throw n.error||a.error}return super.parseSubscripts(t,e,s,i)}parseSubscript(t,e,s,i,r){if(this.match(d.questionDot)&&this.isLookaheadRelational("<")){if(r.optionalChainMember=!0,i)return r.stop=!0,t;this.next();const n=this.startNodeAt(e,s);return n.callee=t,n.typeArguments=this.flowParseTypeParameterInstantiation(),this.expect(d.parenL),n.arguments=this.parseCallExpressionArguments(d.parenR,!1),n.optional=!0,this.finishCallExpression(n,!0)}if(!i&&this.shouldParseTypes()&&this.isRelational("<")){const i=this.startNodeAt(e,s);i.callee=t;const n=this.tryParse(()=>(i.typeArguments=this.flowParseTypeParameterInstantiationCallOrNew(),this.expect(d.parenL),i.arguments=this.parseCallExpressionArguments(d.parenR,!1),r.optionalChainMember&&(i.optional=!1),this.finishCallExpression(i,r.optionalChainMember)));if(n.node)return n.error&&(this.state=n.failState),n.node}return super.parseSubscript(t,e,s,i,r)}parseNewArguments(t){let e=null;this.shouldParseTypes()&&this.isRelational("<")&&(e=this.tryParse(()=>this.flowParseTypeParameterInstantiationCallOrNew()).node),t.typeArguments=e,super.parseNewArguments(t)}parseAsyncArrowWithTypeParameters(t,e){const s=this.startNodeAt(t,e);if(this.parseFunctionParams(s),this.parseArrow(s))return this.parseArrowExpression(s,void 0,!0)}readToken_mult_modulo(t){const e=this.input.charCodeAt(this.state.pos+1);if(42===t&&47===e&&this.state.hasFlowComment)return this.state.hasFlowComment=!1,this.state.pos+=2,void this.nextToken();super.readToken_mult_modulo(t)}readToken_pipe_amp(t){const e=this.input.charCodeAt(this.state.pos+1);124!==t||125!==e?super.readToken_pipe_amp(t):this.finishOp(d.braceBarR,2)}parseTopLevel(t,e){const s=super.parseTopLevel(t,e);return this.state.hasFlowComment&&this.raise(this.state.pos,Bt.UnterminatedFlowComment),s}skipBlockComment(){if(this.hasPlugin("flowComments")&&this.skipFlowComment())return this.state.hasFlowComment&&this.unexpected(null,Bt.NestedFlowComment),this.hasFlowCommentCompletion(),this.state.pos+=this.skipFlowComment(),void(this.state.hasFlowComment=!0);if(this.state.hasFlowComment){const t=this.input.indexOf("*-/",this.state.pos+=2);if(-1===t)throw this.raise(this.state.pos-2,ut.UnterminatedComment);this.state.pos=t+3}else super.skipBlockComment()}skipFlowComment(){const{pos:t}=this.state;let e=2;while([32,9].includes(this.input.charCodeAt(t+e)))e++;const s=this.input.charCodeAt(e+t),i=this.input.charCodeAt(e+t+1);return 58===s&&58===i?e+2:"flow-include"===this.input.slice(e+t,e+t+12)?e+12:58===s&&58!==i&&e}hasFlowCommentCompletion(){const t=this.input.indexOf("*/",this.state.pos);if(-1===t)throw this.raise(this.state.pos,ut.UnterminatedComment)}flowEnumErrorBooleanMemberNotInitialized(t,{enumName:e,memberName:s}){this.raise(t,Bt.EnumBooleanMemberNotInitialized,s,e)}flowEnumErrorInvalidMemberName(t,{enumName:e,memberName:s}){const i=s[0].toUpperCase()+s.slice(1);this.raise(t,Bt.EnumInvalidMemberName,s,i,e)}flowEnumErrorDuplicateMemberName(t,{enumName:e,memberName:s}){this.raise(t,Bt.EnumDuplicateMemberName,s,e)}flowEnumErrorInconsistentMemberValues(t,{enumName:e}){this.raise(t,Bt.EnumInconsistentMemberValues,e)}flowEnumErrorInvalidExplicitType(t,{enumName:e,suppliedType:s}){return this.raise(t,null===s?Bt.EnumInvalidExplicitTypeUnknownSupplied:Bt.EnumInvalidExplicitType,e,s)}flowEnumErrorInvalidMemberInitializer(t,{enumName:e,explicitType:s,memberName:i}){let r=null;switch(s){case"boolean":case"number":case"string":r=Bt.EnumInvalidMemberInitializerPrimaryType;break;case"symbol":r=Bt.EnumInvalidMemberInitializerSymbolType;break;default:r=Bt.EnumInvalidMemberInitializerUnknownType}return this.raise(t,r,e,i,s)}flowEnumErrorNumberMemberNotInitialized(t,{enumName:e,memberName:s}){this.raise(t,Bt.EnumNumberMemberNotInitialized,e,s)}flowEnumErrorStringMemberInconsistentlyInitailized(t,{enumName:e}){this.raise(t,Bt.EnumStringMemberInconsistentlyInitailized,e)}flowEnumMemberInit(){const t=this.state.start,e=()=>this.match(d.comma)||this.match(d.braceR);switch(this.state.type){case d.num:{const s=this.parseLiteral(this.state.value,"NumericLiteral");return e()?{type:"number",pos:s.start,value:s}:{type:"invalid",pos:t}}case d.string:{const s=this.parseLiteral(this.state.value,"StringLiteral");return e()?{type:"string",pos:s.start,value:s}:{type:"invalid",pos:t}}case d._true:case d._false:{const s=this.parseBooleanLiteral();return e()?{type:"boolean",pos:s.start,value:s}:{type:"invalid",pos:t}}default:return{type:"invalid",pos:t}}}flowEnumMemberRaw(){const t=this.state.start,e=this.parseIdentifier(!0),s=this.eat(d.eq)?this.flowEnumMemberInit():{type:"none",pos:t};return{id:e,init:s}}flowEnumCheckExplicitTypeMismatch(t,e,s){const{explicitType:i}=e;null!==i&&i!==s&&this.flowEnumErrorInvalidMemberInitializer(t,e)}flowEnumMembers({enumName:t,explicitType:e}){const s=new Set,i={booleanMembers:[],numberMembers:[],stringMembers:[],defaultedMembers:[]};while(!this.match(d.braceR)){const r=this.startNode(),{id:n,init:a}=this.flowEnumMemberRaw(),o=n.name;if(""===o)continue;/^[a-z]/.test(o)&&this.flowEnumErrorInvalidMemberName(n.start,{enumName:t,memberName:o}),s.has(o)&&this.flowEnumErrorDuplicateMemberName(n.start,{enumName:t,memberName:o}),s.add(o);const c={enumName:t,explicitType:e,memberName:o};switch(r.id=n,a.type){case"boolean":this.flowEnumCheckExplicitTypeMismatch(a.pos,c,"boolean"),r.init=a.value,i.booleanMembers.push(this.finishNode(r,"EnumBooleanMember"));break;case"number":this.flowEnumCheckExplicitTypeMismatch(a.pos,c,"number"),r.init=a.value,i.numberMembers.push(this.finishNode(r,"EnumNumberMember"));break;case"string":this.flowEnumCheckExplicitTypeMismatch(a.pos,c,"string"),r.init=a.value,i.stringMembers.push(this.finishNode(r,"EnumStringMember"));break;case"invalid":throw this.flowEnumErrorInvalidMemberInitializer(a.pos,c);case"none":switch(e){case"boolean":this.flowEnumErrorBooleanMemberNotInitialized(a.pos,c);break;case"number":this.flowEnumErrorNumberMemberNotInitialized(a.pos,c);break;default:i.defaultedMembers.push(this.finishNode(r,"EnumDefaultedMember"))}}this.match(d.braceR)||this.expect(d.comma)}return i}flowEnumStringMembers(t,e,{enumName:s}){if(0===t.length)return e;if(0===e.length)return t;if(e.length>t.length){for(let e=0;e<t.length;e++){const i=t[e];this.flowEnumErrorStringMemberInconsistentlyInitailized(i.start,{enumName:s})}return e}for(let i=0;i<e.length;i++){const t=e[i];this.flowEnumErrorStringMemberInconsistentlyInitailized(t.start,{enumName:s})}return t}flowEnumParseExplicitType({enumName:t}){if(this.eatContextual("of")){if(!this.match(d.name))throw this.flowEnumErrorInvalidExplicitType(this.state.start,{enumName:t,suppliedType:null});const{value:e}=this.state;return this.next(),"boolean"!==e&&"number"!==e&&"string"!==e&&"symbol"!==e&&this.flowEnumErrorInvalidExplicitType(this.state.start,{enumName:t,suppliedType:e}),e}return null}flowEnumBody(t,{enumName:e,nameLoc:s}){const i=this.flowEnumParseExplicitType({enumName:e});this.expect(d.braceL);const r=this.flowEnumMembers({enumName:e,explicitType:i});switch(i){case"boolean":return t.explicitType=!0,t.members=r.booleanMembers,this.expect(d.braceR),this.finishNode(t,"EnumBooleanBody");case"number":return t.explicitType=!0,t.members=r.numberMembers,this.expect(d.braceR),this.finishNode(t,"EnumNumberBody");case"string":return t.explicitType=!0,t.members=this.flowEnumStringMembers(r.stringMembers,r.defaultedMembers,{enumName:e}),this.expect(d.braceR),this.finishNode(t,"EnumStringBody");case"symbol":return t.members=r.defaultedMembers,this.expect(d.braceR),this.finishNode(t,"EnumSymbolBody");default:{const i=()=>(t.members=[],this.expect(d.braceR),this.finishNode(t,"EnumStringBody"));t.explicitType=!1;const n=r.booleanMembers.length,a=r.numberMembers.length,o=r.stringMembers.length,c=r.defaultedMembers.length;if(n||a||o||c){if(n||a){if(!a&&!o&&n>=c){for(let t=0,s=r.defaultedMembers;t<s.length;t++){const i=s[t];this.flowEnumErrorBooleanMemberNotInitialized(i.start,{enumName:e,memberName:i.id.name})}return t.members=r.booleanMembers,this.expect(d.braceR),this.finishNode(t,"EnumBooleanBody")}if(!n&&!o&&a>=c){for(let t=0,s=r.defaultedMembers;t<s.length;t++){const i=s[t];this.flowEnumErrorNumberMemberNotInitialized(i.start,{enumName:e,memberName:i.id.name})}return t.members=r.numberMembers,this.expect(d.braceR),this.finishNode(t,"EnumNumberBody")}return this.flowEnumErrorInconsistentMemberValues(s,{enumName:e}),i()}return t.members=this.flowEnumStringMembers(r.stringMembers,r.defaultedMembers,{enumName:e}),this.expect(d.braceR),this.finishNode(t,"EnumStringBody")}return i()}}}flowParseEnumDeclaration(t){const e=this.parseIdentifier();return t.id=e,t.body=this.flowEnumBody(this.startNode(),{enumName:e.name,nameLoc:e.start}),this.finishNode(t,"EnumDeclaration")}updateContext(t){this.match(d.name)&&"of"===this.state.value&&t===d.name&&"interface"===this.input.slice(this.state.lastTokStart,this.state.lastTokEnd)?this.state.exprAllowed=!1:super.updateContext(t)}};const $t={quot:'"',amp:"&",apos:"'",lt:"<",gt:">",nbsp:" ",iexcl:"¡",cent:"¢",pound:"£",curren:"¤",yen:"¥",brvbar:"¦",sect:"§",uml:"¨",copy:"©",ordf:"ª",laquo:"«",not:"¬",shy:"",reg:"®",macr:"¯",deg:"°",plusmn:"±",sup2:"²",sup3:"³",acute:"´",micro:"µ",para:"¶",middot:"·",cedil:"¸",sup1:"¹",ordm:"º",raquo:"»",frac14:"¼",frac12:"½",frac34:"¾",iquest:"¿",Agrave:"À",Aacute:"Á",Acirc:"Â",Atilde:"Ã",Auml:"Ä",Aring:"Å",AElig:"Æ",Ccedil:"Ç",Egrave:"È",Eacute:"É",Ecirc:"Ê",Euml:"Ë",Igrave:"Ì",Iacute:"Í",Icirc:"Î",Iuml:"Ï",ETH:"Ð",Ntilde:"Ñ",Ograve:"Ò",Oacute:"Ó",Ocirc:"Ô",Otilde:"Õ",Ouml:"Ö",times:"×",Oslash:"Ø",Ugrave:"Ù",Uacute:"Ú",Ucirc:"Û",Uuml:"Ü",Yacute:"Ý",THORN:"Þ",szlig:"ß",agrave:"à",aacute:"á",acirc:"â",atilde:"ã",auml:"ä",aring:"å",aelig:"æ",ccedil:"ç",egrave:"è",eacute:"é",ecirc:"ê",euml:"ë",igrave:"ì",iacute:"í",icirc:"î",iuml:"ï",eth:"ð",ntilde:"ñ",ograve:"ò",oacute:"ó",ocirc:"ô",otilde:"õ",ouml:"ö",divide:"÷",oslash:"ø",ugrave:"ù",uacute:"ú",ucirc:"û",uuml:"ü",yacute:"ý",thorn:"þ",yuml:"ÿ",OElig:"Œ",oelig:"œ",Scaron:"Š",scaron:"š",Yuml:"Ÿ",fnof:"ƒ",circ:"ˆ",tilde:"˜",Alpha:"Α",Beta:"Β",Gamma:"Γ",Delta:"Δ",Epsilon:"Ε",Zeta:"Ζ",Eta:"Η",Theta:"Θ",Iota:"Ι",Kappa:"Κ",Lambda:"Λ",Mu:"Μ",Nu:"Ν",Xi:"Ξ",Omicron:"Ο",Pi:"Π",Rho:"Ρ",Sigma:"Σ",Tau:"Τ",Upsilon:"Υ",Phi:"Φ",Chi:"Χ",Psi:"Ψ",Omega:"Ω",alpha:"α",beta:"β",gamma:"γ",delta:"δ",epsilon:"ε",zeta:"ζ",eta:"η",theta:"θ",iota:"ι",kappa:"κ",lambda:"λ",mu:"μ",nu:"ν",xi:"ξ",omicron:"ο",pi:"π",rho:"ρ",sigmaf:"ς",sigma:"σ",tau:"τ",upsilon:"υ",phi:"φ",chi:"χ",psi:"ψ",omega:"ω",thetasym:"ϑ",upsih:"ϒ",piv:"ϖ",ensp:" ",emsp:" ",thinsp:" ",zwnj:"",zwj:"",lrm:"",rlm:"",ndash:"–",mdash:"—",lsquo:"‘",rsquo:"’",sbquo:"‚",ldquo:"“",rdquo:"”",bdquo:"„",dagger:"†",Dagger:"‡",bull:"•",hellip:"…",permil:"‰",prime:"′",Prime:"″",lsaquo:"‹",rsaquo:"›",oline:"‾",frasl:"⁄",euro:"€",image:"ℑ",weierp:"℘",real:"ℜ",trade:"™",alefsym:"ℵ",larr:"←",uarr:"↑",rarr:"→",darr:"↓",harr:"↔",crarr:"↵",lArr:"⇐",uArr:"⇑",rArr:"⇒",dArr:"⇓",hArr:"⇔",forall:"∀",part:"∂",exist:"∃",empty:"∅",nabla:"∇",isin:"∈",notin:"∉",ni:"∋",prod:"∏",sum:"∑",minus:"−",lowast:"∗",radic:"√",prop:"∝",infin:"∞",ang:"∠",and:"∧",or:"∨",cap:"∩",cup:"∪",int:"∫",there4:"∴",sim:"∼",cong:"≅",asymp:"≈",ne:"≠",equiv:"≡",le:"≤",ge:"≥",sub:"⊂",sup:"⊃",nsub:"⊄",sube:"⊆",supe:"⊇",oplus:"⊕",otimes:"⊗",perp:"⊥",sdot:"⋅",lceil:"⌈",rceil:"⌉",lfloor:"⌊",rfloor:"⌋",lang:"〈",rang:"〉",loz:"◊",spades:"♠",clubs:"♣",hearts:"♥",diams:"♦"},Xt=/^[\da-fA-F]+$/,Gt=/^\d+$/,Yt=Object.freeze({AttributeIsEmpty:"JSX attributes must only be assigned a non-empty expression",MissingClosingTagFragment:"Expected corresponding JSX closing tag for <>",MissingClosingTagElement:"Expected corresponding JSX closing tag for <%0>",UnsupportedJsxValue:"JSX value should be either an expression or a quoted JSX text",UnterminatedJsxContent:"Unterminated JSX contents",UnwrappedAdjacentJSXElements:"Adjacent JSX elements must be wrapped in an enclosing tag. Did you want a JSX fragment <>...</>?"});function Jt(t){return!!t&&("JSXOpeningFragment"===t.type||"JSXClosingFragment"===t.type)}function Qt(t){if("JSXIdentifier"===t.type)return t.name;if("JSXNamespacedName"===t.type)return t.namespace.name+":"+t.name.name;if("JSXMemberExpression"===t.type)return Qt(t.object)+"."+Qt(t.property);throw new Error("Node had unexpected type: "+t.type)}gt.j_oTag=new yt("<tag",!1),gt.j_cTag=new yt("</tag",!1),gt.j_expr=new yt("<tag>...</tag>",!0,!0),d.jsxName=new h("jsxName"),d.jsxText=new h("jsxText",{beforeExpr:!0}),d.jsxTagStart=new h("jsxTagStart",{startsExpr:!0}),d.jsxTagEnd=new h("jsxTagEnd"),d.jsxTagStart.updateContext=function(){this.state.context.push(gt.j_expr),this.state.context.push(gt.j_oTag),this.state.exprAllowed=!1},d.jsxTagEnd.updateContext=function(t){const e=this.state.context.pop();e===gt.j_oTag&&t===d.slash||e===gt.j_cTag?(this.state.context.pop(),this.state.exprAllowed=this.curContext()===gt.j_expr):this.state.exprAllowed=!0};var Zt=t=>class extends t{jsxReadToken(){let t="",e=this.state.pos;for(;;){if(this.state.pos>=this.length)throw this.raise(this.state.start,Yt.UnterminatedJsxContent);const s=this.input.charCodeAt(this.state.pos);switch(s){case 60:case 123:return this.state.pos===this.state.start?60===s&&this.state.exprAllowed?(++this.state.pos,this.finishToken(d.jsxTagStart)):super.getTokenFromCode(s):(t+=this.input.slice(e,this.state.pos),this.finishToken(d.jsxText,t));case 38:t+=this.input.slice(e,this.state.pos),t+=this.jsxReadEntity(),e=this.state.pos;break;default:it(s)?(t+=this.input.slice(e,this.state.pos),t+=this.jsxReadNewLine(!0),e=this.state.pos):++this.state.pos}}}jsxReadNewLine(t){const e=this.input.charCodeAt(this.state.pos);let s;return++this.state.pos,13===e&&10===this.input.charCodeAt(this.state.pos)?(++this.state.pos,s=t?"\n":"\r\n"):s=String.fromCharCode(e),++this.state.curLine,this.state.lineStart=this.state.pos,s}jsxReadString(t){let e="",s=++this.state.pos;for(;;){if(this.state.pos>=this.length)throw this.raise(this.state.start,ut.UnterminatedString);const i=this.input.charCodeAt(this.state.pos);if(i===t)break;38===i?(e+=this.input.slice(s,this.state.pos),e+=this.jsxReadEntity(),s=this.state.pos):it(i)?(e+=this.input.slice(s,this.state.pos),e+=this.jsxReadNewLine(!1),s=this.state.pos):++this.state.pos}return e+=this.input.slice(s,this.state.pos++),this.finishToken(d.string,e)}jsxReadEntity(){let t,e="",s=0,i=this.input[this.state.pos];const r=++this.state.pos;while(this.state.pos<this.length&&s++<10){if(i=this.input[this.state.pos++],";"===i){"#"===e[0]?"x"===e[1]?(e=e.substr(2),Xt.test(e)&&(t=String.fromCodePoint(parseInt(e,16)))):(e=e.substr(1),Gt.test(e)&&(t=String.fromCodePoint(parseInt(e,10)))):t=$t[e];break}e+=i}return t||(this.state.pos=r,"&")}jsxReadWord(){let t;const e=this.state.pos;do{t=this.input.charCodeAt(++this.state.pos)}while(St(t)||45===t);return this.finishToken(d.jsxName,this.input.slice(e,this.state.pos))}jsxParseIdentifier(){const t=this.startNode();return this.match(d.jsxName)?t.name=this.state.value:this.state.type.keyword?t.name=this.state.type.keyword:this.unexpected(),this.next(),this.finishNode(t,"JSXIdentifier")}jsxParseNamespacedName(){const t=this.state.start,e=this.state.startLoc,s=this.jsxParseIdentifier();if(!this.eat(d.colon))return s;const i=this.startNodeAt(t,e);return i.namespace=s,i.name=this.jsxParseIdentifier(),this.finishNode(i,"JSXNamespacedName")}jsxParseElementName(){const t=this.state.start,e=this.state.startLoc;let s=this.jsxParseNamespacedName();if("JSXNamespacedName"===s.type)return s;while(this.eat(d.dot)){const i=this.startNodeAt(t,e);i.object=s,i.property=this.jsxParseIdentifier(),s=this.finishNode(i,"JSXMemberExpression")}return s}jsxParseAttributeValue(){let t;switch(this.state.type){case d.braceL:return t=this.startNode(),this.next(),t=this.jsxParseExpressionContainer(t),"JSXEmptyExpression"===t.expression.type&&this.raise(t.start,Yt.AttributeIsEmpty),t;case d.jsxTagStart:case d.string:return this.parseExprAtom();default:throw this.raise(this.state.start,Yt.UnsupportedJsxValue)}}jsxParseEmptyExpression(){const t=this.startNodeAt(this.state.lastTokEnd,this.state.lastTokEndLoc);return this.finishNodeAt(t,"JSXEmptyExpression",this.state.start,this.state.startLoc)}jsxParseSpreadChild(t){return this.next(),t.expression=this.parseExpression(),this.expect(d.braceR),this.finishNode(t,"JSXSpreadChild")}jsxParseExpressionContainer(t){return this.match(d.braceR)?t.expression=this.jsxParseEmptyExpression():t.expression=this.parseExpression(),this.expect(d.braceR),this.finishNode(t,"JSXExpressionContainer")}jsxParseAttribute(){const t=this.startNode();return this.eat(d.braceL)?(this.expect(d.ellipsis),t.argument=this.parseMaybeAssign(),this.expect(d.braceR),this.finishNode(t,"JSXSpreadAttribute")):(t.name=this.jsxParseNamespacedName(),t.value=this.eat(d.eq)?this.jsxParseAttributeValue():null,this.finishNode(t,"JSXAttribute"))}jsxParseOpeningElementAt(t,e){const s=this.startNodeAt(t,e);return this.match(d.jsxTagEnd)?(this.expect(d.jsxTagEnd),this.finishNode(s,"JSXOpeningFragment")):(s.name=this.jsxParseElementName(),this.jsxParseOpeningElementAfterName(s))}jsxParseOpeningElementAfterName(t){const e=[];while(!this.match(d.slash)&&!this.match(d.jsxTagEnd))e.push(this.jsxParseAttribute());return t.attributes=e,t.selfClosing=this.eat(d.slash),this.expect(d.jsxTagEnd),this.finishNode(t,"JSXOpeningElement")}jsxParseClosingElementAt(t,e){const s=this.startNodeAt(t,e);return this.match(d.jsxTagEnd)?(this.expect(d.jsxTagEnd),this.finishNode(s,"JSXClosingFragment")):(s.name=this.jsxParseElementName(),this.expect(d.jsxTagEnd),this.finishNode(s,"JSXClosingElement"))}jsxParseElementAt(t,e){const s=this.startNodeAt(t,e),i=[],r=this.jsxParseOpeningElementAt(t,e);let n=null;if(!r.selfClosing){t:for(;;)switch(this.state.type){case d.jsxTagStart:if(t=this.state.start,e=this.state.startLoc,this.next(),this.eat(d.slash)){n=this.jsxParseClosingElementAt(t,e);break t}i.push(this.jsxParseElementAt(t,e));break;case d.jsxText:i.push(this.parseExprAtom());break;case d.braceL:{const t=this.startNode();this.next(),this.match(d.ellipsis)?i.push(this.jsxParseSpreadChild(t)):i.push(this.jsxParseExpressionContainer(t));break}default:throw this.unexpected()}Jt(r)&&!Jt(n)?this.raise(n.start,Yt.MissingClosingTagFragment):!Jt(r)&&Jt(n)?this.raise(n.start,Yt.MissingClosingTagElement,Qt(r.name)):Jt(r)||Jt(n)||Qt(n.name)!==Qt(r.name)&&this.raise(n.start,Yt.MissingClosingTagElement,Qt(r.name))}if(Jt(r)?(s.openingFragment=r,s.closingFragment=n):(s.openingElement=r,s.closingElement=n),s.children=i,this.isRelational("<"))throw this.raise(this.state.start,Yt.UnwrappedAdjacentJSXElements);return Jt(r)?this.finishNode(s,"JSXFragment"):this.finishNode(s,"JSXElement")}jsxParseElement(){const t=this.state.start,e=this.state.startLoc;return this.next(),this.jsxParseElementAt(t,e)}parseExprAtom(t){return this.match(d.jsxText)?this.parseLiteral(this.state.value,"JSXText"):this.match(d.jsxTagStart)?this.jsxParseElement():this.isRelational("<")&&33!==this.input.charCodeAt(this.state.pos)?(this.finishToken(d.jsxTagStart),this.jsxParseElement()):super.parseExprAtom(t)}getTokenFromCode(t){if(this.state.inPropertyName)return super.getTokenFromCode(t);const e=this.curContext();if(e===gt.j_expr)return this.jsxReadToken();if(e===gt.j_oTag||e===gt.j_cTag){if(At(t))return this.jsxReadWord();if(62===t)return++this.state.pos,this.finishToken(d.jsxTagEnd);if((34===t||39===t)&&e===gt.j_oTag)return this.jsxReadString(t)}return 60===t&&this.state.exprAllowed&&33!==this.input.charCodeAt(this.state.pos+1)?(++this.state.pos,this.finishToken(d.jsxTagStart)):super.getTokenFromCode(t)}updateContext(t){if(this.match(d.braceL)){const e=this.curContext();e===gt.j_oTag?this.state.context.push(gt.braceExpression):e===gt.j_expr?this.state.context.push(gt.templateQuasi):super.updateContext(t),this.state.exprAllowed=!0}else{if(!this.match(d.slash)||t!==d.jsxTagStart)return super.updateContext(t);this.state.context.length-=2,this.state.context.push(gt.j_cTag),this.state.exprAllowed=!1}}};class te{constructor(t){this.var=[],this.lexical=[],this.functions=[],this.flags=t}}class ee{constructor(t,e){this.scopeStack=[],this.undefinedExports=new Map,this.undefinedPrivateNames=new Map,this.raise=t,this.inModule=e}get inFunction(){return(this.currentVarScope().flags&y)>0}get allowSuper(){return(this.currentThisScope().flags&b)>0}get allowDirectSuper(){return(this.currentThisScope().flags&v)>0}get inClass(){return(this.currentThisScope().flags&w)>0}get inNonArrowFunction(){return(this.currentThisScope().flags&y)>0}get treatFunctionsAsVar(){return this.treatFunctionsAsVarInScope(this.currentScope())}createScope(t){return new te(t)}enter(t){this.scopeStack.push(this.createScope(t))}exit(){this.scopeStack.pop()}treatFunctionsAsVarInScope(t){return!!(t.flags&y||!this.inModule&&t.flags&m)}declareName(t,e,s){let i=this.currentScope();if(e&C||e&k)this.checkRedeclarationInScope(i,t,e,s),e&k?i.functions.push(t):i.lexical.push(t),e&C&&this.maybeExportDefined(i,t);else if(e&S)for(let r=this.scopeStack.length-1;r>=0;--r)if(i=this.scopeStack[r],this.checkRedeclarationInScope(i,t,e,s),i.var.push(t),this.maybeExportDefined(i,t),i.flags&T)break;this.inModule&&i.flags&m&&this.undefinedExports.delete(t)}maybeExportDefined(t,e){this.inModule&&t.flags&m&&this.undefinedExports.delete(e)}checkRedeclarationInScope(t,e,s,i){this.isRedeclaredInScope(t,e,s)&&this.raise(i,ut.VarRedeclaration,e)}isRedeclaredInScope(t,e,s){return!!(s&E)&&(s&C?t.lexical.indexOf(e)>-1||t.functions.indexOf(e)>-1||t.var.indexOf(e)>-1:s&k?t.lexical.indexOf(e)>-1||!this.treatFunctionsAsVarInScope(t)&&t.var.indexOf(e)>-1:t.lexical.indexOf(e)>-1&&!(t.flags&x&&t.lexical[0]===e)||!this.treatFunctionsAsVarInScope(t)&&t.functions.indexOf(e)>-1)}checkLocalExport(t){-1===this.scopeStack[0].lexical.indexOf(t.name)&&-1===this.scopeStack[0].var.indexOf(t.name)&&-1===this.scopeStack[0].functions.indexOf(t.name)&&this.undefinedExports.set(t.name,t.start)}currentScope(){return this.scopeStack[this.scopeStack.length-1]}currentVarScope(){for(let t=this.scopeStack.length-1;;t--){const e=this.scopeStack[t];if(e.flags&T)return e}}currentThisScope(){for(let t=this.scopeStack.length-1;;t--){const e=this.scopeStack[t];if((e.flags&T||e.flags&w)&&!(e.flags&g))return e}}}class se extends te{constructor(...t){super(...t),this.types=[],this.enums=[],this.constEnums=[],this.classes=[],this.exportOnlyBindings=[]}}class ie extends ee{createScope(t){return new se(t)}declareName(t,e,s){const i=this.currentScope();if(e&M)return this.maybeExportDefined(i,t),void i.exportOnlyBindings.push(t);super.declareName(...arguments),e&A&&(e&E||(this.checkRedeclarationInScope(i,t,e,s),this.maybeExportDefined(i,t)),i.types.push(t)),e&O&&i.enums.push(t),e&D&&i.constEnums.push(t),e&I&&i.classes.push(t)}isRedeclaredInScope(t,e,s){if(t.enums.indexOf(e)>-1){if(s&O){const i=!!(s&D),r=t.constEnums.indexOf(e)>-1;return i!==r}return!0}return s&I&&t.classes.indexOf(e)>-1?t.lexical.indexOf(e)>-1&&!!(s&E):!!(s&A&&t.types.indexOf(e)>-1)||super.isRedeclaredInScope(...arguments)}checkLocalExport(t){-1===this.scopeStack[0].types.indexOf(t.name)&&-1===this.scopeStack[0].exportOnlyBindings.indexOf(t.name)&&super.checkLocalExport(t)}}const re=0,ne=1,ae=2,oe=4;class ce{constructor(){this.stacks=[]}enter(t){this.stacks.push(t)}exit(){this.stacks.pop()}currentFlags(){return this.stacks[this.stacks.length-1]}get hasAwait(){return(this.currentFlags()&ae)>0}get hasYield(){return(this.currentFlags()&ne)>0}get hasReturn(){return(this.currentFlags()&oe)>0}}function he(t,e){return(t?ae:0)|(e?ne:0)}function le(t){if(null==t)throw new Error(`Unexpected ${t} value.`);return t}function pe(t){if(!t)throw new Error("Assert fail")}const ue=Object.freeze({ClassMethodHasDeclare:"Class methods cannot have the 'declare' modifier",ClassMethodHasReadonly:"Class methods cannot have the 'readonly' modifier",DeclareClassFieldHasInitializer:"'declare' class fields cannot have an initializer",DuplicateModifier:"Duplicate modifier: '%0'",EmptyHeritageClauseType:"'%0' list cannot be empty.",IndexSignatureHasAbstract:"Index signatures cannot have the 'abstract' modifier",IndexSignatureHasAccessibility:"Index signatures cannot have an accessibility modifier ('%0')",IndexSignatureHasStatic:"Index signatures cannot have the 'static' modifier",OptionalTypeBeforeRequired:"A required element cannot follow an optional element.",PatternIsOptional:"A binding pattern parameter cannot be optional in an implementation signature.",PrivateElementHasAbstract:"Private elements cannot have the 'abstract' modifier.",PrivateElementHasAccessibility:"Private elements cannot have an accessibility modifier ('%0')",TemplateTypeHasSubstitution:"Template literal types cannot have any substitution",TypeAnnotationAfterAssign:"Type annotations must come before default assignments, e.g. instead of `age = 25: number` use `age: number = 25`",UnexpectedReadonly:"'readonly' type modifier is only permitted on array and tuple literal types.",UnexpectedTypeAnnotation:"Did not expect a type annotation here.",UnexpectedTypeCastInParameter:"Unexpected type cast in parameter position.",UnsupportedImportTypeArgument:"Argument in a type import must be a string literal",UnsupportedParameterPropertyKind:"A parameter property may not be declared using a binding pattern.",UnsupportedSignatureParameterKind:"Name in a signature must be an Identifier, ObjectPattern or ArrayPattern, instead got %0"});function de(t){switch(t){case"any":return"TSAnyKeyword";case"boolean":return"TSBooleanKeyword";case"bigint":return"TSBigIntKeyword";case"never":return"TSNeverKeyword";case"number":return"TSNumberKeyword";case"object":return"TSObjectKeyword";case"string":return"TSStringKeyword";case"symbol":return"TSSymbolKeyword";case"undefined":return"TSUndefinedKeyword";case"unknown":return"TSUnknownKeyword";default:return}}var fe=t=>class extends t{getScopeHandler(){return ie}tsIsIdentifier(){return this.match(d.name)}tsNextTokenCanFollowModifier(){return this.next(),!this.hasPrecedingLineBreak()&&!this.match(d.parenL)&&!this.match(d.parenR)&&!this.match(d.colon)&&!this.match(d.eq)&&!this.match(d.question)&&!this.match(d.bang)}tsParseModifier(t){if(!this.match(d.name))return;const e=this.state.value;return-1!==t.indexOf(e)&&this.tsTryParse(this.tsNextTokenCanFollowModifier.bind(this))?e:void 0}tsParseModifiers(t,e){for(;;){const s=this.state.start,i=this.tsParseModifier(e);if(!i)break;Object.hasOwnProperty.call(t,i)&&this.raise(s,ue.DuplicateModifier,i),t[i]=!0}}tsIsListTerminator(t){switch(t){case"EnumMembers":case"TypeMembers":return this.match(d.braceR);case"HeritageClauseElement":return this.match(d.braceL);case"TupleElementTypes":return this.match(d.bracketR);case"TypeParametersOrArguments":return this.isRelational(">")}throw new Error("Unreachable")}tsParseList(t,e){const s=[];while(!this.tsIsListTerminator(t))s.push(e());return s}tsParseDelimitedList(t,e){return le(this.tsParseDelimitedListWorker(t,e,!0))}tsParseDelimitedListWorker(t,e,s){const i=[];for(;;){if(this.tsIsListTerminator(t))break;const r=e();if(null==r)return;if(i.push(r),!this.eat(d.comma)){if(this.tsIsListTerminator(t))break;return void(s&&this.expect(d.comma))}}return i}tsParseBracketedList(t,e,s,i){i||(s?this.expect(d.bracketL):this.expectRelational("<"));const r=this.tsParseDelimitedList(t,e);return s?this.expect(d.bracketR):this.expectRelational(">"),r}tsParseImportType(){const t=this.startNode();return this.expect(d._import),this.expect(d.parenL),this.match(d.string)||this.raise(this.state.start,ue.UnsupportedImportTypeArgument),t.argument=this.parseExprAtom(),this.expect(d.parenR),this.eat(d.dot)&&(t.qualifier=this.tsParseEntityName(!0)),this.isRelational("<")&&(t.typeParameters=this.tsParseTypeArguments()),this.finishNode(t,"TSImportType")}tsParseEntityName(t){let e=this.parseIdentifier();while(this.eat(d.dot)){const s=this.startNodeAtNode(e);s.left=e,s.right=this.parseIdentifier(t),e=this.finishNode(s,"TSQualifiedName")}return e}tsParseTypeReference(){const t=this.startNode();return t.typeName=this.tsParseEntityName(!1),!this.hasPrecedingLineBreak()&&this.isRelational("<")&&(t.typeParameters=this.tsParseTypeArguments()),this.finishNode(t,"TSTypeReference")}tsParseThisTypePredicate(t){this.next();const e=this.startNodeAtNode(t);return e.parameterName=t,e.typeAnnotation=this.tsParseTypeAnnotation(!1),this.finishNode(e,"TSTypePredicate")}tsParseThisTypeNode(){const t=this.startNode();return this.next(),this.finishNode(t,"TSThisType")}tsParseTypeQuery(){const t=this.startNode();return this.expect(d._typeof),this.match(d._import)?t.exprName=this.tsParseImportType():t.exprName=this.tsParseEntityName(!0),this.finishNode(t,"TSTypeQuery")}tsParseTypeParameter(){const t=this.startNode();return t.name=this.parseIdentifierName(t.start),t.constraint=this.tsEatThenParseType(d._extends),t.default=this.tsEatThenParseType(d.eq),this.finishNode(t,"TSTypeParameter")}tsTryParseTypeParameters(){if(this.isRelational("<"))return this.tsParseTypeParameters()}tsParseTypeParameters(){const t=this.startNode();return this.isRelational("<")||this.match(d.jsxTagStart)?this.next():this.unexpected(),t.params=this.tsParseBracketedList("TypeParametersOrArguments",this.tsParseTypeParameter.bind(this),!1,!0),this.finishNode(t,"TSTypeParameterDeclaration")}tsTryNextParseConstantContext(){return this.lookahead().type===d._const?(this.next(),this.tsParseTypeReference()):null}tsFillSignature(t,e){const s=t===d.arrow;e.typeParameters=this.tsTryParseTypeParameters(),this.expect(d.parenL),e.parameters=this.tsParseBindingListForSignature(),(s||this.match(t))&&(e.typeAnnotation=this.tsParseTypeOrTypePredicateAnnotation(t))}tsParseBindingListForSignature(){return this.parseBindingList(d.parenR,41).map(t=>("Identifier"!==t.type&&"RestElement"!==t.type&&"ObjectPattern"!==t.type&&"ArrayPattern"!==t.type&&this.raise(t.start,ue.UnsupportedSignatureParameterKind,t.type),t))}tsParseTypeMemberSemicolon(){this.eat(d.comma)||this.semicolon()}tsParseSignatureMember(t,e){return this.tsFillSignature(d.colon,e),this.tsParseTypeMemberSemicolon(),this.finishNode(e,t)}tsIsUnambiguouslyIndexSignature(){return this.next(),this.eat(d.name)&&this.match(d.colon)}tsTryParseIndexSignature(t){if(!this.match(d.bracketL)||!this.tsLookAhead(this.tsIsUnambiguouslyIndexSignature.bind(this)))return;this.expect(d.bracketL);const e=this.parseIdentifier();e.typeAnnotation=this.tsParseTypeAnnotation(),this.resetEndLocation(e),this.expect(d.bracketR),t.parameters=[e];const s=this.tsTryParseTypeAnnotation();return s&&(t.typeAnnotation=s),this.tsParseTypeMemberSemicolon(),this.finishNode(t,"TSIndexSignature")}tsParsePropertyOrMethodSignature(t,e){this.eat(d.question)&&(t.optional=!0);const s=t;if(e||!this.match(d.parenL)&&!this.isRelational("<")){const t=s;e&&(t.readonly=!0);const i=this.tsTryParseTypeAnnotation();return i&&(t.typeAnnotation=i),this.tsParseTypeMemberSemicolon(),this.finishNode(t,"TSPropertySignature")}{const t=s;return this.tsFillSignature(d.colon,t),this.tsParseTypeMemberSemicolon(),this.finishNode(t,"TSMethodSignature")}}tsParseTypeMember(){const t=this.startNode();if(this.match(d.parenL)||this.isRelational("<"))return this.tsParseSignatureMember("TSCallSignatureDeclaration",t);if(this.match(d._new)){const e=this.startNode();return this.next(),this.match(d.parenL)||this.isRelational("<")?this.tsParseSignatureMember("TSConstructSignatureDeclaration",t):(t.key=this.createIdentifier(e,"new"),this.tsParsePropertyOrMethodSignature(t,!1))}const e=!!this.tsParseModifier(["readonly"]),s=this.tsTryParseIndexSignature(t);return s?(e&&(t.readonly=!0),s):(this.parsePropertyName(t,!1),this.tsParsePropertyOrMethodSignature(t,e))}tsParseTypeLiteral(){const t=this.startNode();return t.members=this.tsParseObjectTypeMembers(),this.finishNode(t,"TSTypeLiteral")}tsParseObjectTypeMembers(){this.expect(d.braceL);const t=this.tsParseList("TypeMembers",this.tsParseTypeMember.bind(this));return this.expect(d.braceR),t}tsIsStartOfMappedType(){return this.next(),this.eat(d.plusMin)?this.isContextual("readonly"):(this.isContextual("readonly")&&this.next(),!!this.match(d.bracketL)&&(this.next(),!!this.tsIsIdentifier()&&(this.next(),this.match(d._in))))}tsParseMappedTypeParameter(){const t=this.startNode();return t.name=this.parseIdentifierName(t.start),t.constraint=this.tsExpectThenParseType(d._in),this.finishNode(t,"TSTypeParameter")}tsParseMappedType(){const t=this.startNode();return this.expect(d.braceL),this.match(d.plusMin)?(t.readonly=this.state.value,this.next(),this.expectContextual("readonly")):this.eatContextual("readonly")&&(t.readonly=!0),this.expect(d.bracketL),t.typeParameter=this.tsParseMappedTypeParameter(),this.expect(d.bracketR),this.match(d.plusMin)?(t.optional=this.state.value,this.next(),this.expect(d.question)):this.eat(d.question)&&(t.optional=!0),t.typeAnnotation=this.tsTryParseType(),this.semicolon(),this.expect(d.braceR),this.finishNode(t,"TSMappedType")}tsParseTupleType(){const t=this.startNode();t.elementTypes=this.tsParseBracketedList("TupleElementTypes",this.tsParseTupleElementType.bind(this),!0,!1);let e=!1;return t.elementTypes.forEach(t=>{"TSOptionalType"===t.type?e=!0:e&&"TSRestType"!==t.type&&this.raise(t.start,ue.OptionalTypeBeforeRequired)}),this.finishNode(t,"TSTupleType")}tsParseTupleElementType(){if(this.match(d.ellipsis)){const t=this.startNode();return this.next(),t.typeAnnotation=this.tsParseType(),this.match(d.comma)&&93!==this.lookaheadCharCode()&&this.raiseRestNotLast(this.state.start),this.finishNode(t,"TSRestType")}const t=this.tsParseType();if(this.eat(d.question)){const e=this.startNodeAtNode(t);return e.typeAnnotation=t,this.finishNode(e,"TSOptionalType")}return t}tsParseParenthesizedType(){const t=this.startNode();return this.expect(d.parenL),t.typeAnnotation=this.tsParseType(),this.expect(d.parenR),this.finishNode(t,"TSParenthesizedType")}tsParseFunctionOrConstructorType(t){const e=this.startNode();return"TSConstructorType"===t&&this.expect(d._new),this.tsFillSignature(d.arrow,e),this.finishNode(e,t)}tsParseLiteralTypeNode(){const t=this.startNode();return t.literal=(()=>{switch(this.state.type){case d.num:case d.bigint:case d.string:case d._true:case d._false:return this.parseExprAtom();default:throw this.unexpected()}})(),this.finishNode(t,"TSLiteralType")}tsParseTemplateLiteralType(){const t=this.startNode(),e=this.parseTemplate(!1);return e.expressions.length>0&&this.raise(e.expressions[0].start,ue.TemplateTypeHasSubstitution),t.literal=e,this.finishNode(t,"TSLiteralType")}tsParseThisTypeOrThisTypePredicate(){const t=this.tsParseThisTypeNode();return this.isContextual("is")&&!this.hasPrecedingLineBreak()?this.tsParseThisTypePredicate(t):t}tsParseNonArrayType(){switch(this.state.type){case d.name:case d._void:case d._null:{const t=this.match(d._void)?"TSVoidKeyword":this.match(d._null)?"TSNullKeyword":de(this.state.value);if(void 0!==t&&46!==this.lookaheadCharCode()){const e=this.startNode();return this.next(),this.finishNode(e,t)}return this.tsParseTypeReference()}case d.string:case d.num:case d.bigint:case d._true:case d._false:return this.tsParseLiteralTypeNode();case d.plusMin:if("-"===this.state.value){const t=this.startNode(),e=this.lookahead();if(e.type!==d.num&&e.type!==d.bigint)throw this.unexpected();return t.literal=this.parseMaybeUnary(),this.finishNode(t,"TSLiteralType")}break;case d._this:return this.tsParseThisTypeOrThisTypePredicate();case d._typeof:return this.tsParseTypeQuery();case d._import:return this.tsParseImportType();case d.braceL:return this.tsLookAhead(this.tsIsStartOfMappedType.bind(this))?this.tsParseMappedType():this.tsParseTypeLiteral();case d.bracketL:return this.tsParseTupleType();case d.parenL:return this.tsParseParenthesizedType();case d.backQuote:return this.tsParseTemplateLiteralType()}throw this.unexpected()}tsParseArrayTypeOrHigher(){let t=this.tsParseNonArrayType();while(!this.hasPrecedingLineBreak()&&this.eat(d.bracketL))if(this.match(d.bracketR)){const e=this.startNodeAtNode(t);e.elementType=t,this.expect(d.bracketR),t=this.finishNode(e,"TSArrayType")}else{const e=this.startNodeAtNode(t);e.objectType=t,e.indexType=this.tsParseType(),this.expect(d.bracketR),t=this.finishNode(e,"TSIndexedAccessType")}return t}tsParseTypeOperator(t){const e=this.startNode();return this.expectContextual(t),e.operator=t,e.typeAnnotation=this.tsParseTypeOperatorOrHigher(),"readonly"===t&&this.tsCheckTypeAnnotationForReadOnly(e),this.finishNode(e,"TSTypeOperator")}tsCheckTypeAnnotationForReadOnly(t){switch(t.typeAnnotation.type){case"TSTupleType":case"TSArrayType":return;default:this.raise(t.start,ue.UnexpectedReadonly)}}tsParseInferType(){const t=this.startNode();this.expectContextual("infer");const e=this.startNode();return e.name=this.parseIdentifierName(e.start),t.typeParameter=this.finishNode(e,"TSTypeParameter"),this.finishNode(t,"TSInferType")}tsParseTypeOperatorOrHigher(){const t=["keyof","unique","readonly"].find(t=>this.isContextual(t));return t?this.tsParseTypeOperator(t):this.isContextual("infer")?this.tsParseInferType():this.tsParseArrayTypeOrHigher()}tsParseUnionOrIntersectionType(t,e,s){this.eat(s);let i=e();if(this.match(s)){const r=[i];while(this.eat(s))r.push(e());const n=this.startNodeAtNode(i);n.types=r,i=this.finishNode(n,t)}return i}tsParseIntersectionTypeOrHigher(){return this.tsParseUnionOrIntersectionType("TSIntersectionType",this.tsParseTypeOperatorOrHigher.bind(this),d.bitwiseAND)}tsParseUnionTypeOrHigher(){return this.tsParseUnionOrIntersectionType("TSUnionType",this.tsParseIntersectionTypeOrHigher.bind(this),d.bitwiseOR)}tsIsStartOfFunctionType(){return!!this.isRelational("<")||this.match(d.parenL)&&this.tsLookAhead(this.tsIsUnambiguouslyStartOfFunctionType.bind(this))}tsSkipParameterStart(){if(this.match(d.name)||this.match(d._this))return this.next(),!0;if(this.match(d.braceL)){let t=1;this.next();while(t>0)this.match(d.braceL)?++t:this.match(d.braceR)&&--t,this.next();return!0}if(this.match(d.bracketL)){let t=1;this.next();while(t>0)this.match(d.bracketL)?++t:this.match(d.bracketR)&&--t,this.next();return!0}return!1}tsIsUnambiguouslyStartOfFunctionType(){if(this.next(),this.match(d.parenR)||this.match(d.ellipsis))return!0;if(this.tsSkipParameterStart()){if(this.match(d.colon)||this.match(d.comma)||this.match(d.question)||this.match(d.eq))return!0;if(this.match(d.parenR)&&(this.next(),this.match(d.arrow)))return!0}return!1}tsParseTypeOrTypePredicateAnnotation(t){return this.tsInType(()=>{const e=this.startNode();this.expect(t);const s=this.tsTryParse(this.tsParseTypePredicateAsserts.bind(this));if(s&&this.match(d._this)){let t=this.tsParseThisTypeOrThisTypePredicate();if("TSThisType"===t.type){const s=this.startNodeAtNode(e);s.parameterName=t,s.asserts=!0,t=this.finishNode(s,"TSTypePredicate")}else t.asserts=!0;return e.typeAnnotation=t,this.finishNode(e,"TSTypeAnnotation")}const i=this.tsIsIdentifier()&&this.tsTryParse(this.tsParseTypePredicatePrefix.bind(this));if(!i){if(!s)return this.tsParseTypeAnnotation(!1,e);const t=this.startNodeAtNode(e);return t.parameterName=this.parseIdentifier(),t.asserts=s,e.typeAnnotation=this.finishNode(t,"TSTypePredicate"),this.finishNode(e,"TSTypeAnnotation")}const r=this.tsParseTypeAnnotation(!1),n=this.startNodeAtNode(e);return n.parameterName=i,n.typeAnnotation=r,n.asserts=s,e.typeAnnotation=this.finishNode(n,"TSTypePredicate"),this.finishNode(e,"TSTypeAnnotation")})}tsTryParseTypeOrTypePredicateAnnotation(){return this.match(d.colon)?this.tsParseTypeOrTypePredicateAnnotation(d.colon):void 0}tsTryParseTypeAnnotation(){return this.match(d.colon)?this.tsParseTypeAnnotation():void 0}tsTryParseType(){return this.tsEatThenParseType(d.colon)}tsParseTypePredicatePrefix(){const t=this.parseIdentifier();if(this.isContextual("is")&&!this.hasPrecedingLineBreak())return this.next(),t}tsParseTypePredicateAsserts(){if(!this.match(d.name)||"asserts"!==this.state.value||this.hasPrecedingLineBreak())return!1;const t=this.state.containsEsc;return this.next(),!(!this.match(d.name)&&!this.match(d._this))&&(t&&this.raise(this.state.lastTokStart,ut.InvalidEscapedReservedWord,"asserts"),!0)}tsParseTypeAnnotation(t=!0,e=this.startNode()){return this.tsInType(()=>{t&&this.expect(d.colon),e.typeAnnotation=this.tsParseType()}),this.finishNode(e,"TSTypeAnnotation")}tsParseType(){pe(this.state.inType);const t=this.tsParseNonConditionalType();if(this.hasPrecedingLineBreak()||!this.eat(d._extends))return t;const e=this.startNodeAtNode(t);return e.checkType=t,e.extendsType=this.tsParseNonConditionalType(),this.expect(d.question),e.trueType=this.tsParseType(),this.expect(d.colon),e.falseType=this.tsParseType(),this.finishNode(e,"TSConditionalType")}tsParseNonConditionalType(){return this.tsIsStartOfFunctionType()?this.tsParseFunctionOrConstructorType("TSFunctionType"):this.match(d._new)?this.tsParseFunctionOrConstructorType("TSConstructorType"):this.tsParseUnionTypeOrHigher()}tsParseTypeAssertion(){const t=this.startNode(),e=this.tsTryNextParseConstantContext();return t.typeAnnotation=e||this.tsNextThenParseType(),this.expectRelational(">"),t.expression=this.parseMaybeUnary(),this.finishNode(t,"TSTypeAssertion")}tsParseHeritageClause(t){const e=this.state.start,s=this.tsParseDelimitedList("HeritageClauseElement",this.tsParseExpressionWithTypeArguments.bind(this));return s.length||this.raise(e,ue.EmptyHeritageClauseType,t),s}tsParseExpressionWithTypeArguments(){const t=this.startNode();return t.expression=this.tsParseEntityName(!1),this.isRelational("<")&&(t.typeParameters=this.tsParseTypeArguments()),this.finishNode(t,"TSExpressionWithTypeArguments")}tsParseInterfaceDeclaration(t){t.id=this.parseIdentifier(),this.checkLVal(t.id,F,void 0,"typescript interface declaration"),t.typeParameters=this.tsTryParseTypeParameters(),this.eat(d._extends)&&(t.extends=this.tsParseHeritageClause("extends"));const e=this.startNode();return e.body=this.tsInType(this.tsParseObjectTypeMembers.bind(this)),t.body=this.finishNode(e,"TSInterfaceBody"),this.finishNode(t,"TSInterfaceDeclaration")}tsParseTypeAliasDeclaration(t){return t.id=this.parseIdentifier(),this.checkLVal(t.id,B,void 0,"typescript type alias"),t.typeParameters=this.tsTryParseTypeParameters(),t.typeAnnotation=this.tsExpectThenParseType(d.eq),this.semicolon(),this.finishNode(t,"TSTypeAliasDeclaration")}tsInNoContext(t){const e=this.state.context;this.state.context=[e[0]];try{return t()}finally{this.state.context=e}}tsInType(t){const e=this.state.inType;this.state.inType=!0;try{return t()}finally{this.state.inType=e}}tsEatThenParseType(t){return this.match(t)?this.tsNextThenParseType():void 0}tsExpectThenParseType(t){return this.tsDoThenParseType(()=>this.expect(t))}tsNextThenParseType(){return this.tsDoThenParseType(()=>this.next())}tsDoThenParseType(t){return this.tsInType(()=>(t(),this.tsParseType()))}tsParseEnumMember(){const t=this.startNode();return t.id=this.match(d.string)?this.parseExprAtom():this.parseIdentifier(!0),this.eat(d.eq)&&(t.initializer=this.parseMaybeAssign()),this.finishNode(t,"TSEnumMember")}tsParseEnumDeclaration(t,e){return e&&(t.const=!0),t.id=this.parseIdentifier(),this.checkLVal(t.id,e?z:U,void 0,"typescript enum declaration"),this.expect(d.braceL),t.members=this.tsParseDelimitedList("EnumMembers",this.tsParseEnumMember.bind(this)),this.expect(d.braceR),this.finishNode(t,"TSEnumDeclaration")}tsParseModuleBlock(){const t=this.startNode();return this.scope.enter(f),this.expect(d.braceL),this.parseBlockOrModuleBlockBody(t.body=[],void 0,!0,d.braceR),this.scope.exit(),this.finishNode(t,"TSModuleBlock")}tsParseModuleOrNamespaceDeclaration(t,e=!1){if(t.id=this.parseIdentifier(),e||this.checkLVal(t.id,W,null,"module or namespace declaration"),this.eat(d.dot)){const e=this.startNode();this.tsParseModuleOrNamespaceDeclaration(e,!0),t.body=e}else this.scope.enter(P),this.prodParam.enter(re),t.body=this.tsParseModuleBlock(),this.prodParam.exit(),this.scope.exit();return this.finishNode(t,"TSModuleDeclaration")}tsParseAmbientExternalModuleDeclaration(t){return this.isContextual("global")?(t.global=!0,t.id=this.parseIdentifier()):this.match(d.string)?t.id=this.parseExprAtom():this.unexpected(),this.match(d.braceL)?(this.scope.enter(P),this.prodParam.enter(re),t.body=this.tsParseModuleBlock(),this.prodParam.exit(),this.scope.exit()):this.semicolon(),this.finishNode(t,"TSModuleDeclaration")}tsParseImportEqualsDeclaration(t,e){return t.isExport=e||!1,t.id=this.parseIdentifier(),this.checkLVal(t.id,_,void 0,"import equals declaration"),this.expect(d.eq),t.moduleReference=this.tsParseModuleReference(),this.semicolon(),this.finishNode(t,"TSImportEqualsDeclaration")}tsIsExternalModuleReference(){return this.isContextual("require")&&40===this.lookaheadCharCode()}tsParseModuleReference(){return this.tsIsExternalModuleReference()?this.tsParseExternalModuleReference():this.tsParseEntityName(!1)}tsParseExternalModuleReference(){const t=this.startNode();if(this.expectContextual("require"),this.expect(d.parenL),!this.match(d.string))throw this.unexpected();return t.expression=this.parseExprAtom(),this.expect(d.parenR),this.finishNode(t,"TSExternalModuleReference")}tsLookAhead(t){const e=this.state.clone(),s=t();return this.state=e,s}tsTryParseAndCatch(t){const e=this.tryParse(e=>t()||e());if(!e.aborted&&e.node)return e.error&&(this.state=e.failState),e.node}tsTryParse(t){const e=this.state.clone(),s=t();return void 0!==s&&!1!==s?s:void(this.state=e)}tsTryParseDeclare(t){if(this.isLineTerminator())return;let e,s=this.state.type;switch(this.isContextual("let")&&(s=d._var,e="let"),s){case d._function:return this.parseFunctionStatement(t,!1,!0);case d._class:return t.declare=!0,this.parseClass(t,!0,!1);case d._const:if(this.match(d._const)&&this.isLookaheadContextual("enum"))return this.expect(d._const),this.expectContextual("enum"),this.tsParseEnumDeclaration(t,!0);case d._var:return e=e||this.state.value,this.parseVarStatement(t,e);case d.name:{const e=this.state.value;return"global"===e?this.tsParseAmbientExternalModuleDeclaration(t):this.tsParseDeclaration(t,e,!0)}}}tsTryParseExportDeclaration(){return this.tsParseDeclaration(this.startNode(),this.state.value,!0)}tsParseExpressionStatement(t,e){switch(e.name){case"declare":{const e=this.tsTryParseDeclare(t);if(e)return e.declare=!0,e;break}case"global":if(this.match(d.braceL)){this.scope.enter(P),this.prodParam.enter(re);const s=t;return s.global=!0,s.id=e,s.body=this.tsParseModuleBlock(),this.scope.exit(),this.prodParam.exit(),this.finishNode(s,"TSModuleDeclaration")}break;default:return this.tsParseDeclaration(t,e.name,!1)}}tsParseDeclaration(t,e,s){switch(e){case"abstract":if(this.tsCheckLineTerminatorAndMatch(d._class,s)){const e=t;return e.abstract=!0,s&&(this.next(),this.match(d._class)||this.unexpected(null,d._class)),this.parseClass(e,!0,!1)}break;case"enum":if(s||this.match(d.name))return s&&this.next(),this.tsParseEnumDeclaration(t,!1);break;case"interface":if(this.tsCheckLineTerminatorAndMatch(d.name,s))return s&&this.next(),this.tsParseInterfaceDeclaration(t);break;case"module":if(s&&this.next(),this.match(d.string))return this.tsParseAmbientExternalModuleDeclaration(t);if(this.tsCheckLineTerminatorAndMatch(d.name,s))return this.tsParseModuleOrNamespaceDeclaration(t);break;case"namespace":if(this.tsCheckLineTerminatorAndMatch(d.name,s))return s&&this.next(),this.tsParseModuleOrNamespaceDeclaration(t);break;case"type":if(this.tsCheckLineTerminatorAndMatch(d.name,s))return s&&this.next(),this.tsParseTypeAliasDeclaration(t);break}}tsCheckLineTerminatorAndMatch(t,e){return(e||this.match(t))&&!this.isLineTerminator()}tsTryParseGenericAsyncArrowFunction(t,e){if(!this.isRelational("<"))return;const s=this.state.maybeInArrowParameters,i=this.state.yieldPos,r=this.state.awaitPos;this.state.maybeInArrowParameters=!0,this.state.yieldPos=-1,this.state.awaitPos=-1;const n=this.tsTryParseAndCatch(()=>{const s=this.startNodeAt(t,e);return s.typeParameters=this.tsParseTypeParameters(),super.parseFunctionParams(s),s.returnType=this.tsTryParseTypeOrTypePredicateAnnotation(),this.expect(d.arrow),s});return this.state.maybeInArrowParameters=s,this.state.yieldPos=i,this.state.awaitPos=r,n?this.parseArrowExpression(n,null,!0):void 0}tsParseTypeArguments(){const t=this.startNode();return t.params=this.tsInType(()=>this.tsInNoContext(()=>(this.expectRelational("<"),this.tsParseDelimitedList("TypeParametersOrArguments",this.tsParseType.bind(this))))),this.state.exprAllowed=!1,this.expectRelational(">"),this.finishNode(t,"TSTypeParameterInstantiation")}tsIsDeclarationStart(){if(this.match(d.name))switch(this.state.value){case"abstract":case"declare":case"enum":case"interface":case"module":case"namespace":case"type":return!0}return!1}isExportDefaultSpecifier(){return!this.tsIsDeclarationStart()&&super.isExportDefaultSpecifier()}parseAssignableListItem(t,e){const s=this.state.start,i=this.state.startLoc;let r,n=!1;t&&(r=this.parseAccessModifier(),n=!!this.tsParseModifier(["readonly"]));const a=this.parseMaybeDefault();this.parseAssignableListItemTypes(a);const o=this.parseMaybeDefault(a.start,a.loc.start,a);if(r||n){const t=this.startNodeAt(s,i);return e.length&&(t.decorators=e),r&&(t.accessibility=r),n&&(t.readonly=n),"Identifier"!==o.type&&"AssignmentPattern"!==o.type&&this.raise(t.start,ue.UnsupportedParameterPropertyKind),t.parameter=o,this.finishNode(t,"TSParameterProperty")}return e.length&&(a.decorators=e),o}parseFunctionBodyAndFinish(t,e,s=!1){this.match(d.colon)&&(t.returnType=this.tsParseTypeOrTypePredicateAnnotation(d.colon));const i="FunctionDeclaration"===e?"TSDeclareFunction":"ClassMethod"===e?"TSDeclareMethod":void 0;i&&!this.match(d.braceL)&&this.isLineTerminator()?this.finishNode(t,i):super.parseFunctionBodyAndFinish(t,e,s)}registerFunctionStatementId(t){!t.body&&t.id?this.checkLVal(t.id,q,null,"function name"):super.registerFunctionStatementId(...arguments)}parseSubscript(t,e,s,i,r){if(!this.hasPrecedingLineBreak()&&this.match(d.bang)){this.state.exprAllowed=!1,this.next();const i=this.startNodeAt(e,s);return i.expression=t,this.finishNode(i,"TSNonNullExpression")}if(this.isRelational("<")){const n=this.tsTryParseAndCatch(()=>{if(!i&&this.atPossibleAsyncArrow(t)){const t=this.tsTryParseGenericAsyncArrowFunction(e,s);if(t)return t}const n=this.startNodeAt(e,s);n.callee=t;const a=this.tsParseTypeArguments();if(a){if(!i&&this.eat(d.parenL))return n.arguments=this.parseCallExpressionArguments(d.parenR,!1),n.typeParameters=a,this.finishCallExpression(n,r.optionalChainMember);if(this.match(d.backQuote))return this.parseTaggedTemplateExpression(e,s,t,r,a)}this.unexpected()});if(n)return n}return super.parseSubscript(t,e,s,i,r)}parseNewArguments(t){if(this.isRelational("<")){const e=this.tsTryParseAndCatch(()=>{const t=this.tsParseTypeArguments();return this.match(d.parenL)||this.unexpected(),t});e&&(t.typeParameters=e)}super.parseNewArguments(t)}parseExprOp(t,e,s,i,r){if(le(d._in.binop)>i&&!this.hasPrecedingLineBreak()&&this.isContextual("as")){const n=this.startNodeAt(e,s);n.expression=t;const a=this.tsTryNextParseConstantContext();return n.typeAnnotation=a||this.tsNextThenParseType(),this.finishNode(n,"TSAsExpression"),this.parseExprOp(n,e,s,i,r)}return super.parseExprOp(t,e,s,i,r)}checkReservedWord(t,e,s,i){}checkDuplicateExports(){}parseImport(t){if(this.match(d.name)||this.match(d.star)||this.match(d.braceL)){const e=this.lookahead();if(this.match(d.name)&&e.type===d.eq)return this.tsParseImportEqualsDeclaration(t);!this.isContextual("type")||e.type===d.comma||e.type===d.name&&"from"===e.value?t.importKind="value":(t.importKind="type",this.next())}const e=super.parseImport(t);return"type"===e.importKind&&e.specifiers.length>1&&"ImportDefaultSpecifier"===e.specifiers[0].type&&this.raise(e.start,"A type-only import can specify a default import or named bindings, but not both."),e}parseExport(t){if(this.match(d._import))return this.expect(d._import),this.tsParseImportEqualsDeclaration(t,!0);if(this.eat(d.eq)){const e=t;return e.expression=this.parseExpression(),this.semicolon(),this.finishNode(e,"TSExportAssignment")}if(this.eatContextual("as")){const e=t;return this.expectContextual("namespace"),e.id=this.parseIdentifier(),this.semicolon(),this.finishNode(e,"TSNamespaceExportDeclaration")}return this.isContextual("type")&&this.lookahead().type===d.braceL?(this.next(),t.exportKind="type"):t.exportKind="value",super.parseExport(t)}isAbstractClass(){return this.isContextual("abstract")&&this.lookahead().type===d._class}parseExportDefaultExpression(){if(this.isAbstractClass()){const t=this.startNode();return this.next(),this.parseClass(t,!0,!0),t.abstract=!0,t}if("interface"===this.state.value){const t=this.tsParseDeclaration(this.startNode(),this.state.value,!0);if(t)return t}return super.parseExportDefaultExpression()}parseStatementContent(t,e){if(this.state.type===d._const){const t=this.lookahead();if(t.type===d.name&&"enum"===t.value){const t=this.startNode();return this.expect(d._const),this.expectContextual("enum"),this.tsParseEnumDeclaration(t,!0)}}return super.parseStatementContent(t,e)}parseAccessModifier(){return this.tsParseModifier(["public","protected","private"])}parseClassMember(t,e,s,i){this.tsParseModifiers(e,["declare"]);const r=this.parseAccessModifier();r&&(e.accessibility=r),this.tsParseModifiers(e,["declare"]),super.parseClassMember(t,e,s,i)}parseClassMemberWithIsStatic(t,e,s,i,r){this.tsParseModifiers(e,["abstract","readonly","declare"]);const n=this.tsTryParseIndexSignature(e);if(n)return t.body.push(n),e.abstract&&this.raise(e.start,ue.IndexSignatureHasAbstract),i&&this.raise(e.start,ue.IndexSignatureHasStatic),void(e.accessibility&&this.raise(e.start,ue.IndexSignatureHasAccessibility,e.accessibility));super.parseClassMemberWithIsStatic(t,e,s,i,r)}parsePostMemberNameModifiers(t){const e=this.eat(d.question);e&&(t.optional=!0),t.readonly&&this.match(d.parenL)&&this.raise(t.start,ue.ClassMethodHasReadonly),t.declare&&this.match(d.parenL)&&this.raise(t.start,ue.ClassMethodHasDeclare)}parseExpressionStatement(t,e){const s="Identifier"===e.type?this.tsParseExpressionStatement(t,e):void 0;return s||super.parseExpressionStatement(t,e)}shouldParseExportDeclaration(){return!!this.tsIsDeclarationStart()||super.shouldParseExportDeclaration()}parseConditional(t,e,s,i,r){if(!r||!this.match(d.question))return super.parseConditional(t,e,s,i,r);const n=this.tryParse(()=>super.parseConditional(t,e,s,i));return n.node?(n.error&&(this.state=n.failState),n.node):(r.start=n.error.pos||this.state.start,t)}parseParenItem(t,e,s){if(t=super.parseParenItem(t,e,s),this.eat(d.question)&&(t.optional=!0,this.resetEndLocation(t)),this.match(d.colon)){const i=this.startNodeAt(e,s);return i.expression=t,i.typeAnnotation=this.tsParseTypeAnnotation(),this.finishNode(i,"TSTypeCastExpression")}return t}parseExportDeclaration(t){const e=this.state.start,s=this.state.startLoc,i=this.eatContextual("declare");let r;return this.match(d.name)&&(r=this.tsTryParseExportDeclaration()),r||(r=super.parseExportDeclaration(t)),r&&("TSInterfaceDeclaration"===r.type||"TSTypeAliasDeclaration"===r.type||i)&&(t.exportKind="type"),r&&i&&(this.resetStartLocation(r,e,s),r.declare=!0),r}parseClassId(t,e,s){if((!e||s)&&this.isContextual("implements"))return;super.parseClassId(t,e,s,t.declare?q:L);const i=this.tsTryParseTypeParameters();i&&(t.typeParameters=i)}parseClassPropertyAnnotation(t){!t.optional&&this.eat(d.bang)&&(t.definite=!0);const e=this.tsTryParseTypeAnnotation();e&&(t.typeAnnotation=e)}parseClassProperty(t){return this.parseClassPropertyAnnotation(t),t.declare&&this.match(d.equal)&&this.raise(this.state.start,ue.DeclareClassFieldHasInitializer),super.parseClassProperty(t)}parseClassPrivateProperty(t){return t.abstract&&this.raise(t.start,ue.PrivateElementHasAbstract),t.accessibility&&this.raise(t.start,ue.PrivateElementHasAccessibility,t.accessibility),this.parseClassPropertyAnnotation(t),super.parseClassPrivateProperty(t)}pushClassMethod(t,e,s,i,r,n){const a=this.tsTryParseTypeParameters();a&&(e.typeParameters=a),super.pushClassMethod(t,e,s,i,r,n)}pushClassPrivateMethod(t,e,s,i){const r=this.tsTryParseTypeParameters();r&&(e.typeParameters=r),super.pushClassPrivateMethod(t,e,s,i)}parseClassSuper(t){super.parseClassSuper(t),t.superClass&&this.isRelational("<")&&(t.superTypeParameters=this.tsParseTypeArguments()),this.eatContextual("implements")&&(t.implements=this.tsParseHeritageClause("implements"))}parseObjPropValue(t,...e){const s=this.tsTryParseTypeParameters();s&&(t.typeParameters=s),super.parseObjPropValue(t,...e)}parseFunctionParams(t,e){const s=this.tsTryParseTypeParameters();s&&(t.typeParameters=s),super.parseFunctionParams(t,e)}parseVarId(t,e){super.parseVarId(t,e),"Identifier"===t.id.type&&this.eat(d.bang)&&(t.definite=!0);const s=this.tsTryParseTypeAnnotation();s&&(t.id.typeAnnotation=s,this.resetEndLocation(t.id))}parseAsyncArrowFromCallExpression(t,e){return this.match(d.colon)&&(t.returnType=this.tsParseTypeAnnotation()),super.parseAsyncArrowFromCallExpression(t,e)}parseMaybeAssign(...t){var e,s,i,r,n,a,o;let c,h,l,p;if(this.match(d.jsxTagStart)){if(c=this.state.clone(),h=this.tryParse(()=>super.parseMaybeAssign(...t),c),!h.error)return h.node;const{context:e}=this.state;e[e.length-1]===gt.j_oTag?e.length-=2:e[e.length-1]===gt.j_expr&&(e.length-=1)}if(!(null==(e=h)?void 0:e.error)&&!this.isRelational("<"))return super.parseMaybeAssign(...t);c=c||this.state.clone();const u=this.tryParse(e=>{var s;p=this.tsParseTypeParameters();const i=super.parseMaybeAssign(...t);return("ArrowFunctionExpression"!==i.type||i.extra&&i.extra.parenthesized)&&e(),0!==(null==(s=p)?void 0:s.params.length)&&this.resetStartLocationFromNode(i,p),i.typeParameters=p,i},c);if(!u.error&&!u.aborted)return u.node;if(!h&&(pe(!this.hasPlugin("jsx")),l=this.tryParse(()=>super.parseMaybeAssign(...t),c),!l.error))return l.node;if(null==(s=h)?void 0:s.node)return this.state=h.failState,h.node;if(u.node)return this.state=u.failState,u.node;if(null==(i=l)?void 0:i.node)return this.state=l.failState,l.node;if(null==(r=h)?void 0:r.thrown)throw h.error;if(u.thrown)throw u.error;if(null==(n=l)?void 0:n.thrown)throw l.error;throw(null==(a=h)?void 0:a.error)||u.error||(null==(o=l)?void 0:o.error)}parseMaybeUnary(t){return!this.hasPlugin("jsx")&&this.isRelational("<")?this.tsParseTypeAssertion():super.parseMaybeUnary(t)}parseArrow(t){if(this.match(d.colon)){const e=this.tryParse(t=>{const e=this.tsParseTypeOrTypePredicateAnnotation(d.colon);return!this.canInsertSemicolon()&&this.match(d.arrow)||t(),e});if(e.aborted)return;e.thrown||(e.error&&(this.state=e.failState),t.returnType=e.node)}return super.parseArrow(t)}parseAssignableListItemTypes(t){this.eat(d.question)&&("Identifier"!==t.type&&this.raise(t.start,ue.PatternIsOptional),t.optional=!0);const e=this.tsTryParseTypeAnnotation();return e&&(t.typeAnnotation=e),this.resetEndLocation(t),t}toAssignable(t){switch(t.type){case"TSTypeCastExpression":return super.toAssignable(this.typeCastToParameter(t));case"TSParameterProperty":return super.toAssignable(t);case"TSAsExpression":case"TSNonNullExpression":case"TSTypeAssertion":return t.expression=this.toAssignable(t.expression),t;default:return super.toAssignable(t)}}checkLVal(t,e=V,s,i){switch(t.type){case"TSTypeCastExpression":return;case"TSParameterProperty":return void this.checkLVal(t.parameter,e,s,"parameter property");case"TSAsExpression":case"TSNonNullExpression":case"TSTypeAssertion":return void this.checkLVal(t.expression,e,s,i);default:return void super.checkLVal(t,e,s,i)}}parseBindingAtom(){switch(this.state.type){case d._this:return this.parseIdentifier(!0);default:return super.parseBindingAtom()}}parseMaybeDecoratorArguments(t){if(this.isRelational("<")){const e=this.tsParseTypeArguments();if(this.match(d.parenL)){const s=super.parseMaybeDecoratorArguments(t);return s.typeParameters=e,s}this.unexpected(this.state.start,d.parenL)}return super.parseMaybeDecoratorArguments(t)}isClassMethod(){return this.isRelational("<")||super.isClassMethod()}isClassProperty(){return this.match(d.bang)||this.match(d.colon)||super.isClassProperty()}parseMaybeDefault(...t){const e=super.parseMaybeDefault(...t);return"AssignmentPattern"===e.type&&e.typeAnnotation&&e.right.start<e.typeAnnotation.start&&this.raise(e.typeAnnotation.start,ue.TypeAnnotationAfterAssign),e}getTokenFromCode(t){return!this.state.inType||62!==t&&60!==t?super.getTokenFromCode(t):this.finishOp(d.relational,1)}toAssignableList(t){for(let e=0;e<t.length;e++){const s=t[e];if(s)switch(s.type){case"TSTypeCastExpression":t[e]=this.typeCastToParameter(s);break;case"TSAsExpression":case"TSTypeAssertion":this.state.maybeInArrowParameters?this.raise(s.start,ue.UnexpectedTypeCastInParameter):t[e]=this.typeCastToParameter(s);break}}return super.toAssignableList(...arguments)}typeCastToParameter(t){return t.expression.typeAnnotation=t.typeAnnotation,this.resetEndLocation(t.expression,t.typeAnnotation.end,t.typeAnnotation.loc.end),t.expression}toReferencedList(t,e){for(let s=0;s<t.length;s++){const e=t[s];"TSTypeCastExpression"===(null==e?void 0:e.type)&&this.raise(e.start,ue.UnexpectedTypeAnnotation)}return t}shouldParseArrow(){return this.match(d.colon)||super.shouldParseArrow()}shouldParseAsyncArrow(){return this.match(d.colon)||super.shouldParseAsyncArrow()}canHaveLeadingDecorator(){return super.canHaveLeadingDecorator()||this.isAbstractClass()}jsxParseOpeningElementAfterName(t){if(this.isRelational("<")){const e=this.tsTryParseAndCatch(()=>this.tsParseTypeArguments());e&&(t.typeParameters=e)}return super.jsxParseOpeningElementAfterName(t)}getGetterSetterExpectedParamCount(t){const e=super.getGetterSetterExpectedParamCount(t),s=t.params[0],i=s&&"Identifier"===s.type&&"this"===s.name;return i?e+1:e}};d.placeholder=new h("%%",{startsExpr:!0});var me=t=>class extends t{parsePlaceholder(t){if(this.match(d.placeholder)){const e=this.startNode();return this.next(),this.assertNoSpace("Unexpected space in placeholder."),e.name=super.parseIdentifier(!0),this.assertNoSpace("Unexpected space in placeholder."),this.expect(d.placeholder),this.finishPlaceholder(e,t)}}finishPlaceholder(t,e){const s=!(!t.expectedNode||"Placeholder"!==t.type);return t.expectedNode=e,s?t:this.finishNode(t,"Placeholder")}getTokenFromCode(t){return 37===t&&37===this.input.charCodeAt(this.state.pos+1)?this.finishOp(d.placeholder,2):super.getTokenFromCode(...arguments)}parseExprAtom(){return this.parsePlaceholder("Expression")||super.parseExprAtom(...arguments)}parseIdentifier(){return this.parsePlaceholder("Identifier")||super.parseIdentifier(...arguments)}checkReservedWord(t){void 0!==t&&super.checkReservedWord(...arguments)}parseBindingAtom(){return this.parsePlaceholder("Pattern")||super.parseBindingAtom(...arguments)}checkLVal(t){"Placeholder"!==t.type&&super.checkLVal(...arguments)}toAssignable(t){return t&&"Placeholder"===t.type&&"Expression"===t.expectedNode?(t.expectedNode="Pattern",t):super.toAssignable(...arguments)}verifyBreakContinue(t){t.label&&"Placeholder"===t.label.type||super.verifyBreakContinue(...arguments)}parseExpressionStatement(t,e){if("Placeholder"!==e.type||e.extra&&e.extra.parenthesized)return super.parseExpressionStatement(...arguments);if(this.match(d.colon)){const s=t;return s.label=this.finishPlaceholder(e,"Identifier"),this.next(),s.body=this.parseStatement("label"),this.finishNode(s,"LabeledStatement")}return this.semicolon(),t.name=e.name,this.finishPlaceholder(t,"Statement")}parseBlock(){return this.parsePlaceholder("BlockStatement")||super.parseBlock(...arguments)}parseFunctionId(){return this.parsePlaceholder("Identifier")||super.parseFunctionId(...arguments)}parseClass(t,e,s){const i=e?"ClassDeclaration":"ClassExpression";this.next(),this.takeDecorators(t);const r=this.parsePlaceholder("Identifier");if(r)if(this.match(d._extends)||this.match(d.placeholder)||this.match(d.braceL))t.id=r;else{if(s||!e)return t.id=null,t.body=this.finishPlaceholder(r,"ClassBody"),this.finishNode(t,i);this.unexpected(null,"A class name is required")}else this.parseClassId(t,e,s);return this.parseClassSuper(t),t.body=this.parsePlaceholder("ClassBody")||this.parseClassBody(!!t.superClass),this.finishNode(t,i)}parseExport(t){const e=this.parsePlaceholder("Identifier");if(!e)return super.parseExport(...arguments);if(!this.isContextual("from")&&!this.match(d.comma))return t.specifiers=[],t.source=null,t.declaration=this.finishPlaceholder(e,"Declaration"),this.finishNode(t,"ExportNamedDeclaration");this.expectPlugin("exportDefaultFrom");const s=this.startNode();return s.exported=e,t.specifiers=[this.finishNode(s,"ExportDefaultSpecifier")],super.parseExport(t)}isExportDefaultSpecifier(){if(this.match(d._default)){const t=this.nextTokenStart();if(this.isUnparsedContextual(t,"from")&&this.input.startsWith(d.placeholder.label,this.nextTokenStartSince(t+4)))return!0}return super.isExportDefaultSpecifier()}maybeParseExportDefaultSpecifier(t){return!!(t.specifiers&&t.specifiers.length>0)||super.maybeParseExportDefaultSpecifier(...arguments)}checkExport(t){const{specifiers:e}=t;(null==e?void 0:e.length)&&(t.specifiers=e.filter(t=>"Placeholder"===t.exported.type)),super.checkExport(t),t.specifiers=e}parseImport(t){const e=this.parsePlaceholder("Identifier");if(!e)return super.parseImport(...arguments);if(t.specifiers=[],!this.isContextual("from")&&!this.match(d.comma))return t.source=this.finishPlaceholder(e,"StringLiteral"),this.semicolon(),this.finishNode(t,"ImportDeclaration");const s=this.startNodeAtNode(e);if(s.local=e,this.finishNode(s,"ImportDefaultSpecifier"),t.specifiers.push(s),this.eat(d.comma)){const e=this.maybeParseStarImportSpecifier(t);e||this.parseNamedImportSpecifiers(t)}return this.expectContextual("from"),t.source=this.parseImportSource(),this.semicolon(),this.finishNode(t,"ImportDeclaration")}parseImportSource(){return this.parsePlaceholder("StringLiteral")||super.parseImportSource(...arguments)}},ye=t=>class extends t{parseV8Intrinsic(){if(this.match(d.modulo)){const t=this.state.start,e=this.startNode();if(this.eat(d.modulo),this.match(d.name)){const t=this.parseIdentifierName(this.state.start),s=this.createIdentifier(e,t);if(s.type="V8IntrinsicIdentifier",this.match(d.parenL))return s}this.unexpected(t)}}parseExprAtom(){return this.parseV8Intrinsic()||super.parseExprAtom(...arguments)}};function ge(t,e){return t.some(t=>Array.isArray(t)?t[0]===e:t===e)}function xe(t,e,s){const i=t.find(t=>Array.isArray(t)?t[0]===e:t===e);return i&&Array.isArray(i)?i[1][s]:null}const be=["minimal","smart","fsharp"],ve=["hash","bar"];function we(t){if(ge(t,"decorators")){if(ge(t,"decorators-legacy"))throw new Error("Cannot use the decorators and decorators-legacy plugin together");const e=xe(t,"decorators","decoratorsBeforeExport");if(null==e)throw new Error("The 'decorators' plugin requires a 'decoratorsBeforeExport' option, whose value must be a boolean. If you are migrating from Babylon/Babel 6 or want to use the old decorators proposal, you should use the 'decorators-legacy' plugin instead of 'decorators'.");if("boolean"!==typeof e)throw new Error("'decoratorsBeforeExport' must be a boolean.")}if(ge(t,"flow")&&ge(t,"typescript"))throw new Error("Cannot combine flow and typescript plugins.");if(ge(t,"placeholders")&&ge(t,"v8intrinsic"))throw new Error("Cannot combine placeholders and v8intrinsic plugins.");if(ge(t,"pipelineOperator")&&!be.includes(xe(t,"pipelineOperator","proposal")))throw new Error("'pipelineOperator' requires 'proposal' option whose value should be one of: "+be.map(t=>`'${t}'`).join(", "));if(ge(t,"moduleAttributes")){const e=xe(t,"moduleAttributes","version");if("may-2020"!==e)throw new Error("The 'moduleAttributes' plugin requires a 'version' option, representing the last proposal update. Currently, the only supported value is 'may-2020'.")}if(ge(t,"recordAndTuple")&&!ve.includes(xe(t,"recordAndTuple","syntaxType")))throw new Error("'recordAndTuple' requires 'syntaxType' option whose value should be one of: "+ve.map(t=>`'${t}'`).join(", "))}const Pe={estree:mt,jsx:Zt,flow:Kt,typescript:fe,v8intrinsic:ye,placeholders:me},Te=Object.keys(Pe),Ee={sourceType:"script",sourceFilename:void 0,startLine:1,allowAwaitOutsideFunction:!1,allowReturnOutsideFunction:!1,allowImportExportEverywhere:!1,allowSuperOutsideMethod:!1,allowUndeclaredExports:!1,plugins:[],strictMode:null,ranges:!1,tokens:!1,createParenthesizedExpressions:!1,errorRecovery:!1};function Ae(t){const e={};for(let s=0,i=Object.keys(Ee);s<i.length;s++){const r=i[s];e[r]=t&&null!=t[r]?t[r]:Ee[r]}return e}class Se{constructor(){this.errors=[],this.potentialArrowAt=-1,this.noArrowAt=[],this.noArrowParamsConversionAt=[],this.inParameters=!1,this.maybeInArrowParameters=!1,this.maybeInAsyncArrowHead=!1,this.inPipeline=!1,this.inType=!1,this.noAnonFunctionType=!1,this.inPropertyName=!1,this.hasFlowComment=!1,this.isIterator=!1,this.topicContext={maxNumOfResolvableTopics:0,maxTopicIndex:null},this.soloAwait=!1,this.inFSharpPipelineDirectBody=!1,this.labels=[],this.decoratorStack=[[]],this.yieldPos=-1,this.awaitPos=-1,this.comments=[],this.trailingComments=[],this.leadingComments=[],this.commentStack=[],this.commentPreviousNode=null,this.pos=0,this.lineStart=0,this.type=d.eof,this.value=null,this.start=0,this.end=0,this.lastTokEndLoc=null,this.lastTokStartLoc=null,this.lastTokStart=0,this.lastTokEnd=0,this.context=[gt.braceStatement],this.exprAllowed=!0,this.containsEsc=!1,this.octalPositions=[],this.exportedIdentifiers=[],this.tokensLength=0}init(t){this.strict=!1!==t.strictMode&&"module"===t.sourceType,this.curLine=t.startLine,this.startLoc=this.endLoc=this.curPosition()}curPosition(){return new at(this.curLine,this.pos-this.lineStart)}clone(t){const e=new Se,s=Object.keys(this);for(let i=0,r=s.length;i<r;i++){const r=s[i];let n=this[r];!t&&Array.isArray(n)&&(n=n.slice()),e[r]=n}return e}}var Ce=function(t){return t>=48&&t<=57};const ke=new Set(["g","m","s","i","y","u"]),Ne={decBinOct:[46,66,69,79,95,98,101,111],hex:[46,88,95,120]},Ie={bin:[48,49]};Ie.oct=[...Ie.bin,50,51,52,53,54,55],Ie.dec=[...Ie.oct,56,57],Ie.hex=[...Ie.dec,65,66,67,68,69,70,97,98,99,100,101,102];class Oe{constructor(t){this.type=t.type,this.value=t.value,this.start=t.start,this.end=t.end,this.loc=new ot(t.startLoc,t.endLoc)}}class De extends dt{constructor(t,e){super(),this.tokens=[],this.state=new Se,this.state.init(t),this.input=e,this.length=e.length,this.isLookahead=!1}pushToken(t){this.tokens.length=this.state.tokensLength,this.tokens.push(t),++this.state.tokensLength}next(){this.isLookahead||(this.checkKeywordEscapes(),this.options.tokens&&this.pushToken(new Oe(this.state))),this.state.lastTokEnd=this.state.end,this.state.lastTokStart=this.state.start,this.state.lastTokEndLoc=this.state.endLoc,this.state.lastTokStartLoc=this.state.startLoc,this.nextToken()}eat(t){return!!this.match(t)&&(this.next(),!0)}match(t){return this.state.type===t}lookahead(){const t=this.state;this.state=t.clone(!0),this.isLookahead=!0,this.next(),this.isLookahead=!1;const e=this.state;return this.state=t,e}nextTokenStart(){return this.nextTokenStartSince(this.state.pos)}nextTokenStartSince(t){rt.lastIndex=t;const e=rt.exec(this.input);return t+e[0].length}lookaheadCharCode(){return this.input.charCodeAt(this.nextTokenStart())}setStrict(t){if(this.state.strict=t,this.match(d.num)||this.match(d.string)){this.state.pos=this.state.start;while(this.state.pos<this.state.lineStart)this.state.lineStart=this.input.lastIndexOf("\n",this.state.lineStart-2)+1,--this.state.curLine;this.nextToken()}}curContext(){return this.state.context[this.state.context.length-1]}nextToken(){const t=this.curContext();if((null==t?void 0:t.preserveSpace)||this.skipSpace(),this.state.octalPositions=[],this.state.start=this.state.pos,this.state.startLoc=this.state.curPosition(),this.state.pos>=this.length)return void this.finishToken(d.eof);const e=null==t?void 0:t.override;e?e(this):this.getTokenFromCode(this.input.codePointAt(this.state.pos))}pushComment(t,e,s,i,r,n){const a={type:t?"CommentBlock":"CommentLine",value:e,start:s,end:i,loc:new ot(r,n)};this.options.tokens&&this.pushToken(a),this.state.comments.push(a),this.addComment(a)}skipBlockComment(){const t=this.state.curPosition(),e=this.state.pos,s=this.input.indexOf("*/",this.state.pos+2);if(-1===s)throw this.raise(e,ut.UnterminatedComment);let i;this.state.pos=s+2,st.lastIndex=e;while((i=st.exec(this.input))&&i.index<this.state.pos)++this.state.curLine,this.state.lineStart=i.index+i[0].length;this.isLookahead||this.pushComment(!0,this.input.slice(e+2,s),e,this.state.pos,t,this.state.curPosition())}skipLineComment(t){const e=this.state.pos,s=this.state.curPosition();let i=this.input.charCodeAt(this.state.pos+=t);if(this.state.pos<this.length)while(!it(i)&&++this.state.pos<this.length)i=this.input.charCodeAt(this.state.pos);this.isLookahead||this.pushComment(!1,this.input.slice(e+t,this.state.pos),e,this.state.pos,s,this.state.curPosition())}skipSpace(){t:while(this.state.pos<this.length){const t=this.input.charCodeAt(this.state.pos);switch(t){case 32:case 160:case 9:++this.state.pos;break;case 13:10===this.input.charCodeAt(this.state.pos+1)&&++this.state.pos;case 10:case 8232:case 8233:++this.state.pos,++this.state.curLine,this.state.lineStart=this.state.pos;break;case 47:switch(this.input.charCodeAt(this.state.pos+1)){case 42:this.skipBlockComment();break;case 47:this.skipLineComment(2);break;default:break t}break;default:if(!nt(t))break t;++this.state.pos}}}finishToken(t,e){this.state.end=this.state.pos,this.state.endLoc=this.state.curPosition();const s=this.state.type;this.state.type=t,this.state.value=e,this.isLookahead||this.updateContext(s)}readToken_numberSign(){if(0===this.state.pos&&this.readToken_interpreter())return;const t=this.state.pos+1,e=this.input.charCodeAt(t);if(e>=48&&e<=57)throw this.raise(this.state.pos,ut.UnexpectedDigitAfterHash);if(123===e||91===e&&this.hasPlugin("recordAndTuple")){if(this.expectPlugin("recordAndTuple"),"hash"!==this.getPluginOption("recordAndTuple","syntaxType"))throw this.raise(this.state.pos,123===e?ut.RecordExpressionHashIncorrectStartSyntaxType:ut.TupleExpressionHashIncorrectStartSyntaxType);123===e?this.finishToken(d.braceHashL):this.finishToken(d.bracketHashL),this.state.pos+=2}else this.finishOp(d.hash,1)}readToken_dot(){const t=this.input.charCodeAt(this.state.pos+1);t>=48&&t<=57?this.readNumber(!0):46===t&&46===this.input.charCodeAt(this.state.pos+2)?(this.state.pos+=3,this.finishToken(d.ellipsis)):(++this.state.pos,this.finishToken(d.dot))}readToken_slash(){if(this.state.exprAllowed&&!this.state.inType)return++this.state.pos,void this.readRegexp();const t=this.input.charCodeAt(this.state.pos+1);61===t?this.finishOp(d.assign,2):this.finishOp(d.slash,1)}readToken_interpreter(){if(0!==this.state.pos||this.length<2)return!1;let t=this.input.charCodeAt(this.state.pos+1);if(33!==t)return!1;const e=this.state.pos;this.state.pos+=1;while(!it(t)&&++this.state.pos<this.length)t=this.input.charCodeAt(this.state.pos);const s=this.input.slice(e+2,this.state.pos);return this.finishToken(d.interpreterDirective,s),!0}readToken_mult_modulo(t){let e=42===t?d.star:d.modulo,s=1,i=this.input.charCodeAt(this.state.pos+1);const r=this.state.exprAllowed;42===t&&42===i&&(s++,i=this.input.charCodeAt(this.state.pos+2),e=d.exponent),61!==i||r||(s++,e=d.assign),this.finishOp(e,s)}readToken_pipe_amp(t){const e=this.input.charCodeAt(this.state.pos+1);if(e!==t){if(124===t){if(62===e)return void this.finishOp(d.pipeline,2);if(this.hasPlugin("recordAndTuple")&&125===e){if("bar"!==this.getPluginOption("recordAndTuple","syntaxType"))throw this.raise(this.state.pos,ut.RecordExpressionBarIncorrectEndSyntaxType);return void this.finishOp(d.braceBarR,2)}if(this.hasPlugin("recordAndTuple")&&93===e){if("bar"!==this.getPluginOption("recordAndTuple","syntaxType"))throw this.raise(this.state.pos,ut.TupleExpressionBarIncorrectEndSyntaxType);return void this.finishOp(d.bracketBarR,2)}}61!==e?this.finishOp(124===t?d.bitwiseOR:d.bitwiseAND,1):this.finishOp(d.assign,2)}else 61===this.input.charCodeAt(this.state.pos+2)?this.finishOp(d.assign,3):this.finishOp(124===t?d.logicalOR:d.logicalAND,2)}readToken_caret(){const t=this.input.charCodeAt(this.state.pos+1);61===t?this.finishOp(d.assign,2):this.finishOp(d.bitwiseXOR,1)}readToken_plus_min(t){const e=this.input.charCodeAt(this.state.pos+1);if(e===t)return 45!==e||this.inModule||62!==this.input.charCodeAt(this.state.pos+2)||0!==this.state.lastTokEnd&&!et.test(this.input.slice(this.state.lastTokEnd,this.state.pos))?void this.finishOp(d.incDec,2):(this.skipLineComment(3),this.skipSpace(),void this.nextToken());61===e?this.finishOp(d.assign,2):this.finishOp(d.plusMin,1)}readToken_lt_gt(t){const e=this.input.charCodeAt(this.state.pos+1);let s=1;return e===t?(s=62===t&&62===this.input.charCodeAt(this.state.pos+2)?3:2,61===this.input.charCodeAt(this.state.pos+s)?void this.finishOp(d.assign,s+1):void this.finishOp(d.bitShift,s)):33!==e||60!==t||this.inModule||45!==this.input.charCodeAt(this.state.pos+2)||45!==this.input.charCodeAt(this.state.pos+3)?(61===e&&(s=2),void this.finishOp(d.relational,s)):(this.skipLineComment(4),this.skipSpace(),void this.nextToken())}readToken_eq_excl(t){const e=this.input.charCodeAt(this.state.pos+1);if(61!==e)return 61===t&&62===e?(this.state.pos+=2,void this.finishToken(d.arrow)):void this.finishOp(61===t?d.eq:d.bang,1);this.finishOp(d.equality,61===this.input.charCodeAt(this.state.pos+2)?3:2)}readToken_question(){const t=this.input.charCodeAt(this.state.pos+1),e=this.input.charCodeAt(this.state.pos+2);63!==t||this.state.inType?46!==t||e>=48&&e<=57?(++this.state.pos,this.finishToken(d.question)):(this.state.pos+=2,this.finishToken(d.questionDot)):61===e?this.finishOp(d.assign,3):this.finishOp(d.nullishCoalescing,2)}getTokenFromCode(t){switch(t){case 46:return void this.readToken_dot();case 40:return++this.state.pos,void this.finishToken(d.parenL);case 41:return++this.state.pos,void this.finishToken(d.parenR);case 59:return++this.state.pos,void this.finishToken(d.semi);case 44:return++this.state.pos,void this.finishToken(d.comma);case 91:if(this.hasPlugin("recordAndTuple")&&124===this.input.charCodeAt(this.state.pos+1)){if("bar"!==this.getPluginOption("recordAndTuple","syntaxType"))throw this.raise(this.state.pos,ut.TupleExpressionBarIncorrectStartSyntaxType);this.finishToken(d.bracketBarL),this.state.pos+=2}else++this.state.pos,this.finishToken(d.bracketL);return;case 93:return++this.state.pos,void this.finishToken(d.bracketR);case 123:if(this.hasPlugin("recordAndTuple")&&124===this.input.charCodeAt(this.state.pos+1)){if("bar"!==this.getPluginOption("recordAndTuple","syntaxType"))throw this.raise(this.state.pos,ut.RecordExpressionBarIncorrectStartSyntaxType);this.finishToken(d.braceBarL),this.state.pos+=2}else++this.state.pos,this.finishToken(d.braceL);return;case 125:return++this.state.pos,void this.finishToken(d.braceR);case 58:return void(this.hasPlugin("functionBind")&&58===this.input.charCodeAt(this.state.pos+1)?this.finishOp(d.doubleColon,2):(++this.state.pos,this.finishToken(d.colon)));case 63:return void this.readToken_question();case 96:return++this.state.pos,void this.finishToken(d.backQuote);case 48:{const t=this.input.charCodeAt(this.state.pos+1);if(120===t||88===t)return void this.readRadixNumber(16);if(111===t||79===t)return void this.readRadixNumber(8);if(98===t||66===t)return void this.readRadixNumber(2)}case 49:case 50:case 51:case 52:case 53:case 54:case 55:case 56:case 57:return void this.readNumber(!1);case 34:case 39:return void this.readString(t);case 47:return void this.readToken_slash();case 37:case 42:return void this.readToken_mult_modulo(t);case 124:case 38:return void this.readToken_pipe_amp(t);case 94:return void this.readToken_caret();case 43:case 45:return void this.readToken_plus_min(t);case 60:case 62:return void this.readToken_lt_gt(t);case 61:case 33:return void this.readToken_eq_excl(t);case 126:return void this.finishOp(d.tilde,1);case 64:return++this.state.pos,void this.finishToken(d.at);case 35:return void this.readToken_numberSign();case 92:return void this.readWord();default:if(At(t))return void this.readWord()}throw this.raise(this.state.pos,ut.InvalidOrUnexpectedToken,String.fromCodePoint(t))}finishOp(t,e){const s=this.input.slice(this.state.pos,this.state.pos+e);this.state.pos+=e,this.finishToken(t,s)}readRegexp(){const t=this.state.pos;let e,s;for(;;){if(this.state.pos>=this.length)throw this.raise(t,ut.UnterminatedRegExp);const i=this.input.charAt(this.state.pos);if(et.test(i))throw this.raise(t,ut.UnterminatedRegExp);if(e)e=!1;else{if("["===i)s=!0;else if("]"===i&&s)s=!1;else if("/"===i&&!s)break;e="\\"===i}++this.state.pos}const i=this.input.slice(t,this.state.pos);++this.state.pos;let r="";while(this.state.pos<this.length){const t=this.input[this.state.pos],e=this.input.codePointAt(this.state.pos);if(ke.has(t))r.indexOf(t)>-1&&this.raise(this.state.pos+1,ut.DuplicateRegExpFlags);else{if(!St(e)&&92!==e)break;this.raise(this.state.pos+1,ut.MalformedRegExpFlags)}++this.state.pos,r+=t}this.finishToken(d.regexp,{pattern:i,flags:r})}readInt(t,e,s,i=!0){const r=this.state.pos,n=16===t?Ne.hex:Ne.decBinOct,a=16===t?Ie.hex:10===t?Ie.dec:8===t?Ie.oct:Ie.bin;let o=!1,c=0;for(let h=0,l=null==e?1/0:e;h<l;++h){const e=this.input.charCodeAt(this.state.pos);let r;if(this.hasPlugin("numericSeparator")&&95===e){const t=this.input.charCodeAt(this.state.pos-1),e=this.input.charCodeAt(this.state.pos+1);(-1===a.indexOf(e)||n.indexOf(t)>-1||n.indexOf(e)>-1||Number.isNaN(e))&&this.raise(this.state.pos,ut.UnexpectedNumericSeparator),i||this.raise(this.state.pos,ut.NumericSeparatorInEscapeSequence),++this.state.pos}else{if(r=e>=97?e-97+10:e>=65?e-65+10:Ce(e)?e-48:1/0,r>=t)if(this.options.errorRecovery&&r<=9)r=0,this.raise(this.state.start+h+2,ut.InvalidDigit,t);else{if(!s)break;r=0,o=!0}++this.state.pos,c=c*t+r}}return this.state.pos===r||null!=e&&this.state.pos-r!==e||o?null:c}readRadixNumber(t){const e=this.state.pos;let s=!1;this.state.pos+=2;const i=this.readInt(t);null==i&&this.raise(this.state.start+2,ut.InvalidDigit,t);const r=this.input.charCodeAt(this.state.pos);if(95===r&&this.expectPlugin("numericSeparator",this.state.pos),110===r&&(++this.state.pos,s=!0),At(this.input.codePointAt(this.state.pos)))throw this.raise(this.state.pos,ut.NumberIdentifier);if(s){const t=this.input.slice(e,this.state.pos).replace(/[_n]/g,"");this.finishToken(d.bigint,t)}else this.finishToken(d.num,i)}readNumber(t){const e=this.state.pos;let s=!1,i=!1,r=!1;t||null!==this.readInt(10)||this.raise(e,ut.InvalidNumber);let n=this.state.pos-e>=2&&48===this.input.charCodeAt(e);n&&(this.state.strict&&this.raise(e,ut.StrictOctalLiteral),/[89]/.test(this.input.slice(e,this.state.pos))&&(n=!1,r=!0));let a=this.input.charCodeAt(this.state.pos);if(46!==a||n||(++this.state.pos,this.readInt(10),s=!0,a=this.input.charCodeAt(this.state.pos)),69!==a&&101!==a||n||(a=this.input.charCodeAt(++this.state.pos),43!==a&&45!==a||++this.state.pos,null===this.readInt(10)&&this.raise(e,ut.InvalidNumber),s=!0,a=this.input.charCodeAt(this.state.pos)),this.hasPlugin("numericSeparator")&&(n||r)){const t=this.input.slice(e,this.state.pos).indexOf("_");t>0&&this.raise(t+e,ut.ZeroDigitNumericSeparator)}if(95===a&&this.expectPlugin("numericSeparator",this.state.pos),110===a&&((s||n||r)&&this.raise(e,ut.InvalidBigIntLiteral),++this.state.pos,i=!0),At(this.input.codePointAt(this.state.pos)))throw this.raise(this.state.pos,ut.NumberIdentifier);const o=this.input.slice(e,this.state.pos).replace(/[_n]/g,"");if(i)return void this.finishToken(d.bigint,o);const c=n?parseInt(o,8):parseFloat(o);this.finishToken(d.num,c)}readCodePoint(t){const e=this.input.charCodeAt(this.state.pos);let s;if(123===e){const e=++this.state.pos;if(s=this.readHexChar(this.input.indexOf("}",this.state.pos)-this.state.pos,!0,t),++this.state.pos,null!==s&&s>1114111){if(!t)return null;this.raise(e,ut.InvalidCodePoint)}}else s=this.readHexChar(4,!1,t);return s}readString(t){let e="",s=++this.state.pos;for(;;){if(this.state.pos>=this.length)throw this.raise(this.state.start,ut.UnterminatedString);const i=this.input.charCodeAt(this.state.pos);if(i===t)break;if(92===i)e+=this.input.slice(s,this.state.pos),e+=this.readEscapedChar(!1),s=this.state.pos;else if(8232===i||8233===i)++this.state.pos,++this.state.curLine,this.state.lineStart=this.state.pos;else{if(it(i))throw this.raise(this.state.start,ut.UnterminatedString);++this.state.pos}}e+=this.input.slice(s,this.state.pos++),this.finishToken(d.string,e)}readTmplToken(){let t="",e=this.state.pos,s=!1;for(;;){if(this.state.pos>=this.length)throw this.raise(this.state.start,ut.UnterminatedTemplate);const i=this.input.charCodeAt(this.state.pos);if(96===i||36===i&&123===this.input.charCodeAt(this.state.pos+1))return this.state.pos===this.state.start&&this.match(d.template)?36===i?(this.state.pos+=2,void this.finishToken(d.dollarBraceL)):(++this.state.pos,void this.finishToken(d.backQuote)):(t+=this.input.slice(e,this.state.pos),void this.finishToken(d.template,s?null:t));if(92===i){t+=this.input.slice(e,this.state.pos);const i=this.readEscapedChar(!0);null===i?s=!0:t+=i,e=this.state.pos}else if(it(i)){switch(t+=this.input.slice(e,this.state.pos),++this.state.pos,i){case 13:10===this.input.charCodeAt(this.state.pos)&&++this.state.pos;case 10:t+="\n";break;default:t+=String.fromCharCode(i);break}++this.state.curLine,this.state.lineStart=this.state.pos,e=this.state.pos}else++this.state.pos}}readEscapedChar(t){const e=!t,s=this.input.charCodeAt(++this.state.pos);switch(++this.state.pos,s){case 110:return"\n";case 114:return"\r";case 120:{const t=this.readHexChar(2,!1,e);return null===t?null:String.fromCharCode(t)}case 117:{const t=this.readCodePoint(e);return null===t?null:String.fromCodePoint(t)}case 116:return"\t";case 98:return"\b";case 118:return"\v";case 102:return"\f";case 13:10===this.input.charCodeAt(this.state.pos)&&++this.state.pos;case 10:this.state.lineStart=this.state.pos,++this.state.curLine;case 8232:case 8233:return"";case 56:case 57:if(t)return null;default:if(s>=48&&s<=55){const e=this.state.pos-1,s=this.input.substr(this.state.pos-1,3).match(/^[0-7]+/);let i=s[0],r=parseInt(i,8);r>255&&(i=i.slice(0,-1),r=parseInt(i,8)),this.state.pos+=i.length-1;const n=this.input.charCodeAt(this.state.pos);if("0"!==i||56===n||57===n){if(t)return null;this.state.strict?this.raise(e,ut.StrictOctalLiteral):this.state.octalPositions.push(e)}return String.fromCharCode(r)}return String.fromCharCode(s)}}readHexChar(t,e,s){const i=this.state.pos,r=this.readInt(16,t,e,!1);return null===r&&(s?this.raise(i,ut.InvalidEscapeSequence):this.state.pos=i-1),r}readWord1(){let t="";this.state.containsEsc=!1;const e=this.state.pos;let s=this.state.pos;while(this.state.pos<this.length){const i=this.input.codePointAt(this.state.pos);if(St(i))this.state.pos+=i<=65535?1:2;else if(this.state.isIterator&&64===i)++this.state.pos;else{if(92!==i)break;{this.state.containsEsc=!0,t+=this.input.slice(s,this.state.pos);const i=this.state.pos,r=this.state.pos===e?At:St;if(117!==this.input.charCodeAt(++this.state.pos)){this.raise(this.state.pos,ut.MissingUnicodeEscape);continue}++this.state.pos;const n=this.readCodePoint(!0);null!==n&&(r(n)||this.raise(i,ut.EscapedCharNotAnIdentifier),t+=String.fromCodePoint(n)),s=this.state.pos}}}return t+this.input.slice(s,this.state.pos)}isIterator(t){return"@@iterator"===t||"@@asyncIterator"===t}readWord(){const t=this.readWord1(),e=l.get(t)||d.name;!this.state.isIterator||this.isIterator(t)&&this.state.inType||this.raise(this.state.pos,ut.InvalidIdentifier,t),this.finishToken(e,t)}checkKeywordEscapes(){const t=this.state.type.keyword;t&&this.state.containsEsc&&this.raise(this.state.start,ut.InvalidEscapedReservedWord,t)}braceIsBlock(t){const e=this.curContext();return e===gt.functionExpression||e===gt.functionStatement||(t!==d.colon||e!==gt.braceStatement&&e!==gt.braceExpression?t===d._return||t===d.name&&this.state.exprAllowed?et.test(this.input.slice(this.state.lastTokEnd,this.state.start)):t===d._else||t===d.semi||t===d.eof||t===d.parenR||t===d.arrow||(t===d.braceL?e===gt.braceStatement:t!==d._var&&t!==d._const&&t!==d.name&&(t===d.relational||!this.state.exprAllowed)):!e.isExpr)}updateContext(t){const e=this.state.type;let s;!e.keyword||t!==d.dot&&t!==d.questionDot?(s=e.updateContext)?s.call(this,t):this.state.exprAllowed=e.beforeExpr:this.state.exprAllowed=!1}}class Me extends De{addExtra(t,e,s){if(!t)return;const i=t.extra=t.extra||{};i[e]=s}isRelational(t){return this.match(d.relational)&&this.state.value===t}isLookaheadRelational(t){const e=this.nextTokenStart();if(this.input.charAt(e)===t){if(e+1===this.input.length)return!0;const s=this.input.charCodeAt(e+1);return s!==t.charCodeAt(0)&&61!==s}return!1}expectRelational(t){this.isRelational(t)?this.next():this.unexpected(null,d.relational)}isContextual(t){return this.match(d.name)&&this.state.value===t&&!this.state.containsEsc}isUnparsedContextual(t,e){const s=t+e.length;return this.input.slice(t,s)===e&&(s===this.input.length||!St(this.input.charCodeAt(s)))}isLookaheadContextual(t){const e=this.nextTokenStart();return this.isUnparsedContextual(e,t)}eatContextual(t){return this.isContextual(t)&&this.eat(d.name)}expectContextual(t,e){this.eatContextual(t)||this.unexpected(null,e)}canInsertSemicolon(){return this.match(d.eof)||this.match(d.braceR)||this.hasPrecedingLineBreak()}hasPrecedingLineBreak(){return et.test(this.input.slice(this.state.lastTokEnd,this.state.start))}isLineTerminator(){return this.eat(d.semi)||this.canInsertSemicolon()}semicolon(){this.isLineTerminator()||this.unexpected(null,d.semi)}expect(t,e){this.eat(t)||this.unexpected(e,t)}assertNoSpace(t="Unexpected space."){this.state.start>this.state.lastTokEnd&&this.raise(this.state.lastTokEnd,t)}unexpected(t,e="Unexpected token"){throw"string"!==typeof e&&(e=`Unexpected token, expected "${e.label}"`),this.raise(null!=t?t:this.state.start,e)}expectPlugin(t,e){if(!this.hasPlugin(t))throw this.raiseWithData(null!=e?e:this.state.start,{missingPlugin:[t]},`This experimental syntax requires enabling the parser plugin: '${t}'`);return!0}expectOnePlugin(t,e){if(!t.some(t=>this.hasPlugin(t)))throw this.raiseWithData(null!=e?e:this.state.start,{missingPlugin:t},`This experimental syntax requires enabling one of the following parser plugin(s): '${t.join(", ")}'`)}checkYieldAwaitInDefaultParams(){-1!==this.state.yieldPos&&(-1===this.state.awaitPos||this.state.yieldPos<this.state.awaitPos)&&this.raise(this.state.yieldPos,ut.YieldBindingIdentifier),-1!==this.state.awaitPos&&this.raise(this.state.awaitPos,ut.AwaitBindingIdentifier)}tryParse(t,e=this.state.clone()){const s={node:null};try{const i=t((t=null)=>{throw s.node=t,s});if(this.state.errors.length>e.errors.length){const t=this.state;return this.state=e,{node:i,error:t.errors[e.errors.length],thrown:!1,aborted:!1,failState:t}}return{node:i,error:null,thrown:!1,aborted:!1,failState:null}}catch(i){const t=this.state;if(this.state=e,i instanceof SyntaxError)return{node:null,error:i,thrown:!0,aborted:!1,failState:t};if(i===s)return{node:s.node,error:null,thrown:!1,aborted:!0,failState:t};throw i}}checkExpressionErrors(t,e){if(!t)return!1;const{shorthandAssign:s,doubleProto:i}=t;if(!e)return s>=0||i>=0;s>=0&&this.unexpected(s),i>=0&&this.raise(i,ut.DuplicateProto)}isLiteralPropertyName(){return this.match(d.name)||!!this.state.type.keyword||this.match(d.string)||this.match(d.num)||this.match(d.bigint)}}class Le{constructor(){this.shorthandAssign=-1,this.doubleProto=-1}}class _e{constructor(t,e,s){this.type="",this.start=e,this.end=0,this.loc=new ot(s),(null==t?void 0:t.options.ranges)&&(this.range=[e,0]),(null==t?void 0:t.filename)&&(this.loc.filename=t.filename)}__clone(){const t=new _e,e=Object.keys(this);for(let s=0,i=e.length;s<i;s++){const i=e[s];"leadingComments"!==i&&"trailingComments"!==i&&"innerComments"!==i&&(t[i]=this[i])}return t}}class Re extends Me{startNode(){return new _e(this,this.state.start,this.state.startLoc)}startNodeAt(t,e){return new _e(this,t,e)}startNodeAtNode(t){return this.startNodeAt(t.start,t.loc.start)}finishNode(t,e){return this.finishNodeAt(t,e,this.state.lastTokEnd,this.state.lastTokEndLoc)}finishNodeAt(t,e,s,i){return t.type=e,t.end=s,t.loc.end=i,this.options.ranges&&(t.range[1]=s),this.processComment(t),t}resetStartLocation(t,e,s){t.start=e,t.loc.start=s,this.options.ranges&&(t.range[0]=e)}resetEndLocation(t,e=this.state.lastTokEnd,s=this.state.lastTokEndLoc){t.end=e,t.loc.end=s,this.options.ranges&&(t.range[1]=e)}resetStartLocationFromNode(t,e){this.resetStartLocation(t,e.start,e.loc.start)}}const je=t=>"ParenthesizedExpression"===t.type?je(t.expression):t;class Fe extends Re{toAssignable(t){var e,s;let i=void 0;switch(("ParenthesizedExpression"===t.type||(null==(e=t.extra)?void 0:e.parenthesized))&&(i=je(t),"Identifier"!==i.type&&"MemberExpression"!==i.type&&this.raise(t.start,ut.InvalidParenthesizedAssignment)),t.type){case"Identifier":case"ObjectPattern":case"ArrayPattern":case"AssignmentPattern":break;case"ObjectExpression":t.type="ObjectPattern";for(let e=0,s=t.properties.length,i=s-1;e<s;e++){var r;const s=t.properties[e],n=e===i;this.toAssignableObjectExpressionProp(s,n),n&&"RestElement"===s.type&&(null==(r=t.extra)?void 0:r.trailingComma)&&this.raiseRestNotLast(t.extra.trailingComma)}break;case"ObjectProperty":this.toAssignable(t.value);break;case"SpreadElement":{this.checkToRestConversion(t),t.type="RestElement";const e=t.argument;this.toAssignable(e);break}case"ArrayExpression":t.type="ArrayPattern",this.toAssignableList(t.elements,null==(s=t.extra)?void 0:s.trailingComma);break;case"AssignmentExpression":"="!==t.operator&&this.raise(t.left.end,ut.MissingEqInAssignment),t.type="AssignmentPattern",delete t.operator,this.toAssignable(t.left);break;case"ParenthesizedExpression":this.toAssignable(i);break}return t}toAssignableObjectExpressionProp(t,e){if("ObjectMethod"===t.type){const e="get"===t.kind||"set"===t.kind?ut.PatternHasAccessor:ut.PatternHasMethod;this.raise(t.key.start,e)}else"SpreadElement"!==t.type||e?this.toAssignable(t):this.raiseRestNotLast(t.start)}toAssignableList(t,e){let s=t.length;if(s){const i=t[s-1];if("RestElement"===(null==i?void 0:i.type))--s;else if("SpreadElement"===(null==i?void 0:i.type)){i.type="RestElement";const t=i.argument;this.toAssignable(t),"Identifier"!==t.type&&"MemberExpression"!==t.type&&"ArrayPattern"!==t.type&&"ObjectPattern"!==t.type&&this.unexpected(t.start),e&&this.raiseTrailingCommaAfterRest(e),--s}}for(let i=0;i<s;i++){const e=t[i];e&&(this.toAssignable(e),"RestElement"===e.type&&this.raiseRestNotLast(e.start))}return t}toReferencedList(t,e){return t}toReferencedListDeep(t,e){this.toReferencedList(t,e);for(let s=0;s<t.length;s++){const e=t[s];"ArrayExpression"===(null==e?void 0:e.type)&&this.toReferencedListDeep(e.elements)}}parseSpread(t,e){const s=this.startNode();return this.next(),s.argument=this.parseMaybeAssign(!1,t,void 0,e),this.finishNode(s,"SpreadElement")}parseRestBinding(){const t=this.startNode();return this.next(),t.argument=this.parseBindingAtom(),this.finishNode(t,"RestElement")}parseBindingAtom(){switch(this.state.type){case d.bracketL:{const t=this.startNode();return this.next(),t.elements=this.parseBindingList(d.bracketR,93,!0),this.finishNode(t,"ArrayPattern")}case d.braceL:return this.parseObj(d.braceR,!0)}return this.parseIdentifier()}parseBindingList(t,e,s,i){const r=[];let n=!0;while(!this.eat(t))if(n?n=!1:this.expect(d.comma),s&&this.match(d.comma))r.push(null);else{if(this.eat(t))break;if(this.match(d.ellipsis)){r.push(this.parseAssignableListItemTypes(this.parseRestBinding())),this.checkCommaAfterRest(e),this.expect(t);break}{const t=[];this.match(d.at)&&this.hasPlugin("decorators")&&this.raise(this.state.start,ut.UnsupportedParameterDecorator);while(this.match(d.at))t.push(this.parseDecorator());r.push(this.parseAssignableListItem(i,t))}}return r}parseAssignableListItem(t,e){const s=this.parseMaybeDefault();this.parseAssignableListItemTypes(s);const i=this.parseMaybeDefault(s.start,s.loc.start,s);return e.length&&(s.decorators=e),i}parseAssignableListItemTypes(t){return t}parseMaybeDefault(t,e,s){if(e=e||this.state.startLoc,t=t||this.state.start,s=s||this.parseBindingAtom(),!this.eat(d.eq))return s;const i=this.startNodeAt(t,e);return i.left=s,i.right=this.parseMaybeAssign(),this.finishNode(i,"AssignmentPattern")}checkLVal(t,e=V,s,i,r,n=!1){switch(t.type){case"Identifier":if(this.state.strict&&(n?Lt(t.name,this.inModule):Mt(t.name))&&this.raise(t.start,e===V?ut.StrictEvalArguments:ut.StrictEvalArgumentsBinding,t.name),s){const e="_"+t.name;s[e]?this.raise(t.start,ut.ParamDupe):s[e]=!0}r&&"let"===t.name&&this.raise(t.start,ut.LetInLexicalBinding),e&V||this.scope.declareName(t.name,e,t.start);break;case"MemberExpression":e!==V&&this.raise(t.start,ut.InvalidPropertyBindingPattern);break;case"ObjectPattern":for(let i=0,n=t.properties;i<n.length;i++){let t=n[i];if("ObjectProperty"===t.type)t=t.value;else if("ObjectMethod"===t.type)continue;this.checkLVal(t,e,s,"object destructuring pattern",r)}break;case"ArrayPattern":for(let i=0,n=t.elements;i<n.length;i++){const t=n[i];t&&this.checkLVal(t,e,s,"array destructuring pattern",r)}break;case"AssignmentPattern":this.checkLVal(t.left,e,s,"assignment pattern");break;case"RestElement":this.checkLVal(t.argument,e,s,"rest element");break;case"ParenthesizedExpression":this.checkLVal(t.expression,e,s,"parenthesized expression");break;default:this.raise(t.start,e===V?ut.InvalidLhs:ut.InvalidLhsBinding,i)}}checkToRestConversion(t){"Identifier"!==t.argument.type&&"MemberExpression"!==t.argument.type&&this.raise(t.argument.start,ut.InvalidRestAssignmentPattern)}checkCommaAfterRest(t){this.match(d.comma)&&(this.lookaheadCharCode()===t?this.raiseTrailingCommaAfterRest(this.state.start):this.raiseRestNotLast(this.state.start))}raiseRestNotLast(t){throw this.raise(t,ut.ElementAfterRest)}raiseTrailingCommaAfterRest(t){this.raise(t,ut.RestTrailingComma)}}class Be extends Fe{checkProto(t,e,s,i){if("SpreadElement"===t.type||"ObjectMethod"===t.type||t.computed||t.shorthand)return;const r=t.key,n="Identifier"===r.type?r.name:r.value;if("__proto__"===n){if(e)return void this.raise(r.start,ut.RecordNoProto);s.used&&(i?-1===i.doubleProto&&(i.doubleProto=r.start):this.raise(r.start,ut.DuplicateProto)),s.used=!0}}getExpression(){let t=re;this.hasPlugin("topLevelAwait")&&this.inModule&&(t|=ae),this.scope.enter(m),this.prodParam.enter(t),this.nextToken();const e=this.parseExpression();return this.match(d.eof)||this.unexpected(),e.comments=this.state.comments,e.errors=this.state.errors,e}parseExpression(t,e){const s=this.state.start,i=this.state.startLoc,r=this.parseMaybeAssign(t,e);if(this.match(d.comma)){const n=this.startNodeAt(s,i);n.expressions=[r];while(this.eat(d.comma))n.expressions.push(this.parseMaybeAssign(t,e));return this.toReferencedList(n.expressions),this.finishNode(n,"SequenceExpression")}return r}parseMaybeAssign(t,e,s,i){const r=this.state.start,n=this.state.startLoc;if(this.isContextual("yield")){if(this.prodParam.hasYield){let e=this.parseYield(t);return s&&(e=s.call(this,e,r,n)),e}this.state.exprAllowed=!1}let a;e?a=!1:(e=new Le,a=!0),(this.match(d.parenL)||this.match(d.name))&&(this.state.potentialArrowAt=this.state.start);let o=this.parseMaybeConditional(t,e,i);if(s&&(o=s.call(this,o,r,n)),this.state.type.isAssign){const s=this.startNodeAt(r,n),i=this.state.value;return s.operator=i,"??="===i&&this.expectPlugin("logicalAssignment"),"||="!==i&&"&&="!==i||this.expectPlugin("logicalAssignment"),this.match(d.eq)?(s.left=this.toAssignable(o),e.doubleProto=-1):s.left=o,e.shorthandAssign>=s.left.start&&(e.shorthandAssign=-1),this.checkLVal(o,void 0,void 0,"assignment expression"),this.next(),s.right=this.parseMaybeAssign(t),this.finishNode(s,"AssignmentExpression")}return a&&this.checkExpressionErrors(e,!0),o}parseMaybeConditional(t,e,s){const i=this.state.start,r=this.state.startLoc,n=this.state.potentialArrowAt,a=this.parseExprOps(t,e);return"ArrowFunctionExpression"===a.type&&a.start===n||this.checkExpressionErrors(e,!1)?a:this.parseConditional(a,t,i,r,s)}parseConditional(t,e,s,i,r){if(this.eat(d.question)){const r=this.startNodeAt(s,i);return r.test=t,r.consequent=this.parseMaybeAssign(),this.expect(d.colon),r.alternate=this.parseMaybeAssign(e),this.finishNode(r,"ConditionalExpression")}return t}parseExprOps(t,e){const s=this.state.start,i=this.state.startLoc,r=this.state.potentialArrowAt,n=this.parseMaybeUnary(e);return"ArrowFunctionExpression"===n.type&&n.start===r||this.checkExpressionErrors(e,!1)?n:this.parseExprOp(n,s,i,-1,t)}parseExprOp(t,e,s,i,r){let n=this.state.type.binop;if(null!=n&&(!r||!this.match(d._in))&&n>i){const a=this.state.value;if("|>"===a&&this.state.inFSharpPipelineDirectBody)return t;const o=this.startNodeAt(e,s);o.left=t,o.operator=a,"**"!==a||"UnaryExpression"!==t.type||!this.options.createParenthesizedExpressions&&t.extra&&t.extra.parenthesized||this.raise(t.argument.start,ut.UnexpectedTokenUnaryExponentiation);const c=this.state.type,h=c===d.logicalOR||c===d.logicalAND,l=c===d.nullishCoalescing;if(c===d.pipeline?(this.expectPlugin("pipelineOperator"),this.state.inPipeline=!0,this.checkPipelineAtInfixOperator(t,e)):l&&(n=d.logicalAND.binop),this.next(),c===d.pipeline&&"minimal"===this.getPluginOption("pipelineOperator","proposal")&&this.match(d.name)&&"await"===this.state.value&&this.prodParam.hasAwait)throw this.raise(this.state.start,ut.UnexpectedAwaitAfterPipelineBody);o.right=this.parseExprOpRightExpr(c,n,r),this.finishNode(o,h||l?"LogicalExpression":"BinaryExpression");const p=this.state.type;if(l&&(p===d.logicalOR||p===d.logicalAND)||h&&p===d.nullishCoalescing)throw this.raise(this.state.start,ut.MixingCoalesceWithLogical);return this.parseExprOp(o,e,s,i,r)}return t}parseExprOpRightExpr(t,e,s){const i=this.state.start,r=this.state.startLoc;switch(t){case d.pipeline:switch(this.getPluginOption("pipelineOperator","proposal")){case"smart":return this.withTopicPermittingContext(()=>this.parseSmartPipelineBody(this.parseExprOpBaseRightExpr(t,e,s),i,r));case"fsharp":return this.withSoloAwaitPermittingContext(()=>this.parseFSharpPipelineBody(e,s))}default:return this.parseExprOpBaseRightExpr(t,e,s)}}parseExprOpBaseRightExpr(t,e,s){const i=this.state.start,r=this.state.startLoc;return this.parseExprOp(this.parseMaybeUnary(),i,r,t.rightAssociative?e-1:e,s)}parseMaybeUnary(t){if(this.isContextual("await")&&this.isAwaitAllowed())return this.parseAwait();if(this.state.type.prefix){const e=this.startNode(),s=this.match(d.incDec);if(e.operator=this.state.value,e.prefix=!0,"throw"===e.operator&&this.expectPlugin("throwExpressions"),this.next(),e.argument=this.parseMaybeUnary(),this.checkExpressionErrors(t,!0),s)this.checkLVal(e.argument,void 0,void 0,"prefix operation");else if(this.state.strict&&"delete"===e.operator){const t=e.argument;"Identifier"===t.type?this.raise(e.start,ut.StrictDelete):"MemberExpression"!==t.type&&"OptionalMemberExpression"!==t.type||"PrivateName"!==t.property.type||this.raise(e.start,ut.DeletePrivateField)}return this.finishNode(e,s?"UpdateExpression":"UnaryExpression")}const e=this.state.start,s=this.state.startLoc;let i=this.parseExprSubscripts(t);if(this.checkExpressionErrors(t,!1))return i;while(this.state.type.postfix&&!this.canInsertSemicolon()){const t=this.startNodeAt(e,s);t.operator=this.state.value,t.prefix=!1,t.argument=i,this.checkLVal(i,void 0,void 0,"postfix operation"),this.next(),i=this.finishNode(t,"UpdateExpression")}return i}parseExprSubscripts(t){const e=this.state.start,s=this.state.startLoc,i=this.state.potentialArrowAt,r=this.parseExprAtom(t);return"ArrowFunctionExpression"===r.type&&r.start===i?r:this.parseSubscripts(r,e,s)}parseSubscripts(t,e,s,i){const r={optionalChainMember:!1,maybeAsyncArrow:this.atPossibleAsyncArrow(t),stop:!1};do{const n=this.state.maybeInAsyncArrowHead;r.maybeAsyncArrow&&(this.state.maybeInAsyncArrowHead=!0),t=this.parseSubscript(t,e,s,i,r),r.maybeAsyncArrow=!1,this.state.maybeInAsyncArrowHead=n}while(!r.stop);return t}parseSubscript(t,e,s,i,r){if(!i&&this.eat(d.doubleColon)){const n=this.startNodeAt(e,s);return n.object=t,n.callee=this.parseNoCallExpr(),r.stop=!0,this.parseSubscripts(this.finishNode(n,"BindExpression"),e,s,i)}let n=!1;if(this.match(d.questionDot)){if(r.optionalChainMember=n=!0,i&&40===this.lookaheadCharCode())return r.stop=!0,t;this.next()}const a=this.eat(d.bracketL);if(n&&!this.match(d.parenL)&&!this.match(d.backQuote)||a||this.eat(d.dot)){const i=this.startNodeAt(e,s);return i.object=t,i.property=a?this.parseExpression():this.parseMaybePrivateName(!0),i.computed=a,"PrivateName"===i.property.type&&("Super"===i.object.type&&this.raise(e,ut.SuperPrivateField),this.classScope.usePrivateName(i.property.id.name,i.property.start)),a&&this.expect(d.bracketR),r.optionalChainMember?(i.optional=n,this.finishNode(i,"OptionalMemberExpression")):this.finishNode(i,"MemberExpression")}if(!i&&this.match(d.parenL)){const i=this.state.maybeInArrowParameters,a=this.state.yieldPos,o=this.state.awaitPos;this.state.maybeInArrowParameters=!0,this.state.yieldPos=-1,this.state.awaitPos=-1,this.next();let c=this.startNodeAt(e,s);return c.callee=t,r.optionalChainMember&&(c.optional=n),c.arguments=n?this.parseCallExpressionArguments(d.parenR,!1):this.parseCallExpressionArguments(d.parenR,r.maybeAsyncArrow,"Import"===t.type,"Super"!==t.type,c),this.finishCallExpression(c,r.optionalChainMember),r.maybeAsyncArrow&&this.shouldParseAsyncArrow()&&!n?(r.stop=!0,c=this.parseAsyncArrowFromCallExpression(this.startNodeAt(e,s),c),this.checkYieldAwaitInDefaultParams(),this.state.yieldPos=a,this.state.awaitPos=o):(this.toReferencedListDeep(c.arguments),-1!==a&&(this.state.yieldPos=a),(this.isAwaitAllowed()||i)&&-1===o||(this.state.awaitPos=o)),this.state.maybeInArrowParameters=i,c}return this.match(d.backQuote)?this.parseTaggedTemplateExpression(e,s,t,r):(r.stop=!0,t)}parseTaggedTemplateExpression(t,e,s,i,r){const n=this.startNodeAt(t,e);return n.tag=s,n.quasi=this.parseTemplate(!0),r&&(n.typeParameters=r),i.optionalChainMember&&this.raise(t,ut.OptionalChainingNoTemplate),this.finishNode(n,"TaggedTemplateExpression")}atPossibleAsyncArrow(t){return"Identifier"===t.type&&"async"===t.name&&this.state.lastTokEnd===t.end&&!this.canInsertSemicolon()&&t.end-t.start===5&&t.start===this.state.potentialArrowAt}finishCallExpression(t,e){if("Import"===t.callee.type)if(2===t.arguments.length&&this.expectPlugin("moduleAttributes"),0===t.arguments.length||t.arguments.length>2)this.raise(t.start,ut.ImportCallArity,this.hasPlugin("moduleAttributes")?"one or two arguments":"one argument");else for(let s=0,i=t.arguments;s<i.length;s++){const t=i[s];"SpreadElement"===t.type&&this.raise(t.start,ut.ImportCallSpreadArgument)}return this.finishNode(t,e?"OptionalCallExpression":"CallExpression")}parseCallExpressionArguments(t,e,s,i,r){const n=[];let a,o=!0;const c=this.state.inFSharpPipelineDirectBody;this.state.inFSharpPipelineDirectBody=!1;while(!this.eat(t)){if(o)o=!1;else if(this.expect(d.comma),this.match(t)){s&&!this.hasPlugin("moduleAttributes")&&this.raise(this.state.lastTokStart,ut.ImportCallArgumentTrailingComma),r&&this.addExtra(r,"trailingComma",this.state.lastTokStart),this.next();break}this.match(d.parenL)&&!a&&(a=this.state.start),n.push(this.parseExprListItem(!1,e?new Le:void 0,e?{start:0}:void 0,i))}return e&&a&&this.shouldParseAsyncArrow()&&this.unexpected(),this.state.inFSharpPipelineDirectBody=c,n}shouldParseAsyncArrow(){return this.match(d.arrow)&&!this.canInsertSemicolon()}parseAsyncArrowFromCallExpression(t,e){var s;return this.expect(d.arrow),this.parseArrowExpression(t,e.arguments,!0,null==(s=e.extra)?void 0:s.trailingComma),t}parseNoCallExpr(){const t=this.state.start,e=this.state.startLoc;return this.parseSubscripts(this.parseExprAtom(),t,e,!0)}parseExprAtom(t){this.state.type===d.slash&&this.readRegexp();const e=this.state.potentialArrowAt===this.state.start;let s;switch(this.state.type){case d._super:return s=this.startNode(),this.next(),!this.match(d.parenL)||this.scope.allowDirectSuper||this.options.allowSuperOutsideMethod?this.scope.allowSuper||this.options.allowSuperOutsideMethod||this.raise(s.start,ut.UnexpectedSuper):this.raise(s.start,ut.SuperNotAllowed),this.match(d.parenL)||this.match(d.bracketL)||this.match(d.dot)||this.raise(s.start,ut.UnsupportedSuper),this.finishNode(s,"Super");case d._import:return s=this.startNode(),this.next(),this.match(d.dot)?this.parseImportMetaProperty(s):(this.match(d.parenL)||this.raise(this.state.lastTokStart,ut.UnsupportedImport),this.finishNode(s,"Import"));case d._this:return s=this.startNode(),this.next(),this.finishNode(s,"ThisExpression");case d.name:{s=this.startNode();const t=this.state.containsEsc,i=this.parseIdentifier();if(!t&&"async"===i.name&&this.match(d._function)&&!this.canInsertSemicolon()){const t=this.state.context.length-1;if(this.state.context[t]!==gt.functionStatement)throw new Error("Internal error");return this.state.context[t]=gt.functionExpression,this.next(),this.parseFunction(s,void 0,!0)}if(e&&!t&&"async"===i.name&&this.match(d.name)&&!this.canInsertSemicolon()){const t=this.state.maybeInArrowParameters,e=this.state.maybeInAsyncArrowHead,i=this.state.yieldPos,r=this.state.awaitPos;this.state.maybeInArrowParameters=!0,this.state.maybeInAsyncArrowHead=!0,this.state.yieldPos=-1,this.state.awaitPos=-1;const n=[this.parseIdentifier()];return this.expect(d.arrow),this.checkYieldAwaitInDefaultParams(),this.state.maybeInArrowParameters=t,this.state.maybeInAsyncArrowHead=e,this.state.yieldPos=i,this.state.awaitPos=r,this.parseArrowExpression(s,n,!0),s}return e&&this.match(d.arrow)&&!this.canInsertSemicolon()?(this.next(),this.parseArrowExpression(s,[i],!1),s):i}case d._do:{this.expectPlugin("doExpressions");const t=this.startNode();this.next();const e=this.state.labels;return this.state.labels=[],t.body=this.parseBlock(),this.state.labels=e,this.finishNode(t,"DoExpression")}case d.regexp:{const t=this.state.value;return s=this.parseLiteral(t.value,"RegExpLiteral"),s.pattern=t.pattern,s.flags=t.flags,s}case d.num:return this.parseLiteral(this.state.value,"NumericLiteral");case d.bigint:return this.parseLiteral(this.state.value,"BigIntLiteral");case d.string:return this.parseLiteral(this.state.value,"StringLiteral");case d._null:return s=this.startNode(),this.next(),this.finishNode(s,"NullLiteral");case d._true:case d._false:return this.parseBooleanLiteral();case d.parenL:return this.parseParenAndDistinguishExpression(e);case d.bracketBarL:case d.bracketHashL:{this.expectPlugin("recordAndTuple");const e=this.state.inFSharpPipelineDirectBody,i=this.state.type===d.bracketBarL?d.bracketBarR:d.bracketR;return this.state.inFSharpPipelineDirectBody=!1,s=this.startNode(),this.next(),s.elements=this.parseExprList(i,!1,t,s),this.state.inFSharpPipelineDirectBody=e,this.finishNode(s,"TupleExpression")}case d.bracketL:{const e=this.state.inFSharpPipelineDirectBody;return this.state.inFSharpPipelineDirectBody=!1,s=this.startNode(),this.next(),s.elements=this.parseExprList(d.bracketR,!0,t,s),this.state.maybeInArrowParameters||this.toReferencedList(s.elements),this.state.inFSharpPipelineDirectBody=e,this.finishNode(s,"ArrayExpression")}case d.braceBarL:case d.braceHashL:{this.expectPlugin("recordAndTuple");const e=this.state.inFSharpPipelineDirectBody,s=this.state.type===d.braceBarL?d.braceBarR:d.braceR;this.state.inFSharpPipelineDirectBody=!1;const i=this.parseObj(s,!1,!0,t);return this.state.inFSharpPipelineDirectBody=e,i}case d.braceL:{const e=this.state.inFSharpPipelineDirectBody;this.state.inFSharpPipelineDirectBody=!1;const s=this.parseObj(d.braceR,!1,!1,t);return this.state.inFSharpPipelineDirectBody=e,s}case d._function:return this.parseFunctionExpression();case d.at:this.parseDecorators();case d._class:return s=this.startNode(),this.takeDecorators(s),this.parseClass(s,!1);case d._new:return this.parseNew();case d.backQuote:return this.parseTemplate(!1);case d.doubleColon:{s=this.startNode(),this.next(),s.object=null;const t=s.callee=this.parseNoCallExpr();if("MemberExpression"===t.type)return this.finishNode(s,"BindExpression");throw this.raise(t.start,ut.UnsupportedBind)}case d.hash:{if(this.state.inPipeline)return s=this.startNode(),"smart"!==this.getPluginOption("pipelineOperator","proposal")&&this.raise(s.start,ut.PrimaryTopicRequiresSmartPipeline),this.next(),this.primaryTopicReferenceIsAllowedInCurrentTopicContext()||this.raise(s.start,ut.PrimaryTopicNotAllowed),this.registerTopicReference(),this.finishNode(s,"PipelinePrimaryTopicReference");const t=this.input.codePointAt(this.state.end);if(At(t)||92===t){const t=this.state.start;if(s=this.parseMaybePrivateName(!0),this.match(d._in))this.expectPlugin("privateIn"),this.classScope.usePrivateName(s.id.name,s.start);else{if(!this.hasPlugin("privateIn"))throw this.unexpected(t);this.raise(this.state.start,ut.PrivateInExpectedIn,s.id.name)}return s}}case d.relational:if("<"===this.state.value){const t=this.input.codePointAt(this.nextTokenStart());(At(t)||62===t)&&this.expectOnePlugin(["jsx","flow","typescript"])}default:throw this.unexpected()}}parseBooleanLiteral(){const t=this.startNode();return t.value=this.match(d._true),this.next(),this.finishNode(t,"BooleanLiteral")}parseMaybePrivateName(t){const e=this.match(d.hash);if(e){this.expectOnePlugin(["classPrivateProperties","classPrivateMethods"]),t||this.raise(this.state.pos,ut.UnexpectedPrivateField);const e=this.startNode();return this.next(),this.assertNoSpace("Unexpected space between # and identifier"),e.id=this.parseIdentifier(!0),this.finishNode(e,"PrivateName")}return this.parseIdentifier(!0)}parseFunctionExpression(){const t=this.startNode();let e=this.startNode();return this.next(),e=this.createIdentifier(e,"function"),this.prodParam.hasYield&&this.eat(d.dot)?this.parseMetaProperty(t,e,"sent"):this.parseFunction(t)}parseMetaProperty(t,e,s){t.meta=e,"function"===e.name&&"sent"===s&&(this.isContextual(s)?this.expectPlugin("functionSent"):this.hasPlugin("functionSent")||this.unexpected());const i=this.state.containsEsc;return t.property=this.parseIdentifier(!0),(t.property.name!==s||i)&&this.raise(t.property.start,ut.UnsupportedMetaProperty,e.name,s),this.finishNode(t,"MetaProperty")}parseImportMetaProperty(t){const e=this.createIdentifier(this.startNodeAtNode(t),"import");return this.expect(d.dot),this.isContextual("meta")&&(this.inModule||this.raiseWithData(e.start,{code:"BABEL_PARSER_SOURCETYPE_MODULE_REQUIRED"},ut.ImportMetaOutsideModule),this.sawUnambiguousESM=!0),this.parseMetaProperty(t,e,"meta")}parseLiteral(t,e,s,i){s=s||this.state.start,i=i||this.state.startLoc;const r=this.startNodeAt(s,i);return this.addExtra(r,"rawValue",t),this.addExtra(r,"raw",this.input.slice(s,this.state.end)),r.value=t,this.next(),this.finishNode(r,e)}parseParenAndDistinguishExpression(t){const e=this.state.start,s=this.state.startLoc;let i;this.expect(d.parenL);const r=this.state.maybeInArrowParameters,n=this.state.yieldPos,a=this.state.awaitPos,o=this.state.inFSharpPipelineDirectBody;this.state.maybeInArrowParameters=!0,this.state.yieldPos=-1,this.state.awaitPos=-1,this.state.inFSharpPipelineDirectBody=!1;const c=this.state.start,h=this.state.startLoc,l=[],p=new Le,u={start:0};let f,m,y=!0;while(!this.match(d.parenR)){if(y)y=!1;else if(this.expect(d.comma,u.start||null),this.match(d.parenR)){m=this.state.start;break}if(this.match(d.ellipsis)){const t=this.state.start,e=this.state.startLoc;f=this.state.start,l.push(this.parseParenItem(this.parseRestBinding(),t,e)),this.checkCommaAfterRest(41);break}l.push(this.parseMaybeAssign(!1,p,this.parseParenItem,u))}const g=this.state.start,x=this.state.startLoc;this.expect(d.parenR),this.state.maybeInArrowParameters=r,this.state.inFSharpPipelineDirectBody=o;let b=this.startNodeAt(e,s);if(t&&this.shouldParseArrow()&&(b=this.parseArrow(b))){this.isAwaitAllowed()||this.state.maybeInAsyncArrowHead||(this.state.awaitPos=a),this.checkYieldAwaitInDefaultParams(),this.state.yieldPos=n,this.state.awaitPos=a;for(let t=0;t<l.length;t++){const e=l[t];e.extra&&e.extra.parenthesized&&this.unexpected(e.extra.parenStart)}return this.parseArrowExpression(b,l,!1),b}if(-1!==n&&(this.state.yieldPos=n),-1!==a&&(this.state.awaitPos=a),l.length||this.unexpected(this.state.lastTokStart),m&&this.unexpected(m),f&&this.unexpected(f),this.checkExpressionErrors(p,!0),u.start&&this.unexpected(u.start),this.toReferencedListDeep(l,!0),l.length>1?(i=this.startNodeAt(c,h),i.expressions=l,this.finishNodeAt(i,"SequenceExpression",g,x)):i=l[0],!this.options.createParenthesizedExpressions)return this.addExtra(i,"parenthesized",!0),this.addExtra(i,"parenStart",e),i;const v=this.startNodeAt(e,s);return v.expression=i,this.finishNode(v,"ParenthesizedExpression"),v}shouldParseArrow(){return!this.canInsertSemicolon()}parseArrow(t){if(this.eat(d.arrow))return t}parseParenItem(t,e,s){return t}parseNew(){const t=this.startNode();let e=this.startNode();if(this.next(),e=this.createIdentifier(e,"new"),this.eat(d.dot)){const s=this.parseMetaProperty(t,e,"target");if(!this.scope.inNonArrowFunction&&!this.scope.inClass){let t=ut.UnexpectedNewTarget;this.hasPlugin("classProperties")&&(t+=" or class properties"),this.raise(s.start,t)}return s}return t.callee=this.parseNoCallExpr(),"Import"===t.callee.type?this.raise(t.callee.start,ut.ImportCallNotNewExpression):"OptionalMemberExpression"===t.callee.type||"OptionalCallExpression"===t.callee.type?this.raise(this.state.lastTokEnd,ut.OptionalChainingNoNew):this.eat(d.questionDot)&&this.raise(this.state.start,ut.OptionalChainingNoNew),this.parseNewArguments(t),this.finishNode(t,"NewExpression")}parseNewArguments(t){if(this.eat(d.parenL)){const e=this.parseExprList(d.parenR);this.toReferencedList(e),t.arguments=e}else t.arguments=[]}parseTemplateElement(t){const e=this.startNode();return null===this.state.value&&(t||this.raise(this.state.start+1,ut.InvalidEscapeSequenceTemplate)),e.value={raw:this.input.slice(this.state.start,this.state.end).replace(/\r\n?/g,"\n"),cooked:this.state.value},this.next(),e.tail=this.match(d.backQuote),this.finishNode(e,"TemplateElement")}parseTemplate(t){const e=this.startNode();this.next(),e.expressions=[];let s=this.parseTemplateElement(t);e.quasis=[s];while(!s.tail)this.expect(d.dollarBraceL),e.expressions.push(this.parseExpression()),this.expect(d.braceR),e.quasis.push(s=this.parseTemplateElement(t));return this.next(),this.finishNode(e,"TemplateLiteral")}parseObj(t,e,s,i){const r=Object.create(null);let n=!0;const a=this.startNode();a.properties=[],this.next();while(!this.eat(t)){if(n)n=!1;else if(this.expect(d.comma),this.match(t)){this.addExtra(a,"trailingComma",this.state.lastTokStart),this.next();break}const o=this.parseObjectMember(e,i);e||this.checkProto(o,s,r,i),s&&"ObjectProperty"!==o.type&&"SpreadElement"!==o.type&&this.raise(o.start,ut.InvalidRecordProperty),o.shorthand&&this.addExtra(o,"shorthand",!0),a.properties.push(o)}let o="ObjectExpression";return e?o="ObjectPattern":s&&(o="RecordExpression"),this.finishNode(a,o)}isAsyncProp(t){return!t.computed&&"Identifier"===t.key.type&&"async"===t.key.name&&(this.isLiteralPropertyName()||this.match(d.bracketL)||this.match(d.star))&&!this.hasPrecedingLineBreak()}parseObjectMember(t,e){let s=[];if(this.match(d.at)){this.hasPlugin("decorators")&&this.raise(this.state.start,ut.UnsupportedPropertyDecorator);while(this.match(d.at))s.push(this.parseDecorator())}const i=this.startNode();let r,n,a=!1,o=!1;if(this.match(d.ellipsis))return s.length&&this.unexpected(),t?(this.next(),i.argument=this.parseIdentifier(),this.checkCommaAfterRest(125),this.finishNode(i,"RestElement")):this.parseSpread();s.length&&(i.decorators=s,s=[]),i.method=!1,(t||e)&&(r=this.state.start,n=this.state.startLoc),t||(a=this.eat(d.star));const c=this.state.containsEsc;return this.parsePropertyName(i,!1),t||c||a||!this.isAsyncProp(i)?o=!1:(o=!0,a=this.eat(d.star),this.parsePropertyName(i,!1)),this.parseObjPropValue(i,r,n,a,o,t,e,c),i}isGetterOrSetterMethod(t,e){return!e&&!t.computed&&"Identifier"===t.key.type&&("get"===t.key.name||"set"===t.key.name)&&(this.isLiteralPropertyName()||this.match(d.bracketL))}getGetterSetterExpectedParamCount(t){return"get"===t.kind?0:1}checkGetterSetterParams(t){const e=this.getGetterSetterExpectedParamCount(t),s=t.start;t.params.length!==e&&("get"===t.kind?this.raise(s,ut.BadGetterArity):this.raise(s,ut.BadSetterArity)),"set"===t.kind&&"RestElement"===t.params[t.params.length-1].type&&this.raise(s,ut.BadSetterRestParameter)}parseObjectMethod(t,e,s,i,r){return s||e||this.match(d.parenL)?(i&&this.unexpected(),t.kind="method",t.method=!0,this.parseMethod(t,e,s,!1,!1,"ObjectMethod")):!r&&this.isGetterOrSetterMethod(t,i)?((e||s)&&this.unexpected(),t.kind=t.key.name,this.parsePropertyName(t,!1),this.parseMethod(t,!1,!1,!1,!1,"ObjectMethod"),this.checkGetterSetterParams(t),t):void 0}parseObjectProperty(t,e,s,i,r){return t.shorthand=!1,this.eat(d.colon)?(t.value=i?this.parseMaybeDefault(this.state.start,this.state.startLoc):this.parseMaybeAssign(!1,r),this.finishNode(t,"ObjectProperty")):t.computed||"Identifier"!==t.key.type?void 0:(this.checkReservedWord(t.key.name,t.key.start,!0,!0),i?t.value=this.parseMaybeDefault(e,s,t.key.__clone()):this.match(d.eq)&&r?(-1===r.shorthandAssign&&(r.shorthandAssign=this.state.start),t.value=this.parseMaybeDefault(e,s,t.key.__clone())):t.value=t.key.__clone(),t.shorthand=!0,this.finishNode(t,"ObjectProperty"))}parseObjPropValue(t,e,s,i,r,n,a,o){const c=this.parseObjectMethod(t,i,r,n,o)||this.parseObjectProperty(t,e,s,n,a);return c||this.unexpected(),c}parsePropertyName(t,e){if(this.eat(d.bracketL))t.computed=!0,t.key=this.parseMaybeAssign(),this.expect(d.bracketR);else{const s=this.state.inPropertyName;this.state.inPropertyName=!0,t.key=this.match(d.num)||this.match(d.string)||this.match(d.bigint)?this.parseExprAtom():this.parseMaybePrivateName(e),"PrivateName"!==t.key.type&&(t.computed=!1),this.state.inPropertyName=s}return t.key}initFunction(t,e){t.id=null,t.generator=!1,t.async=!!e}parseMethod(t,e,s,i,r,n,a=!1){const o=this.state.yieldPos,c=this.state.awaitPos;this.state.yieldPos=-1,this.state.awaitPos=-1,this.initFunction(t,s),t.generator=!!e;const h=i;return this.scope.enter(y|b|(a?w:0)|(r?v:0)),this.prodParam.enter(he(s,t.generator)),this.parseFunctionParams(t,h),this.parseFunctionBodyAndFinish(t,n,!0),this.prodParam.exit(),this.scope.exit(),this.state.yieldPos=o,this.state.awaitPos=c,t}parseArrowExpression(t,e,s,i){this.scope.enter(y|g),this.prodParam.enter(he(s,!1)),this.initFunction(t,s);const r=this.state.maybeInArrowParameters,n=this.state.yieldPos,a=this.state.awaitPos;return e&&(this.state.maybeInArrowParameters=!0,this.setArrowFunctionParameters(t,e,i)),this.state.maybeInArrowParameters=!1,this.state.yieldPos=-1,this.state.awaitPos=-1,this.parseFunctionBody(t,!0),this.prodParam.exit(),this.scope.exit(),this.state.maybeInArrowParameters=r,this.state.yieldPos=n,this.state.awaitPos=a,this.finishNode(t,"ArrowFunctionExpression")}setArrowFunctionParameters(t,e,s){t.params=this.toAssignableList(e,s)}parseFunctionBodyAndFinish(t,e,s=!1){this.parseFunctionBody(t,!1,s),this.finishNode(t,e)}parseFunctionBody(t,e,s=!1){const i=e&&!this.match(d.braceL),r=this.state.inParameters;if(this.state.inParameters=!1,i)t.body=this.parseMaybeAssign(),this.checkParams(t,!1,e,!1);else{const i=this.state.strict,r=this.state.labels;this.state.labels=[],this.prodParam.enter(this.prodParam.currentFlags()|oe),t.body=this.parseBlock(!0,!1,r=>{const n=!this.isSimpleParamList(t.params);if(r&&n){const e="method"!==t.kind&&"constructor"!==t.kind||!t.key?t.start:t.key.end;this.raise(e,ut.IllegalLanguageModeDirective)}const a=!i&&this.state.strict;this.checkParams(t,!this.state.strict&&!e&&!s&&!n,e,a),this.state.strict&&t.id&&this.checkLVal(t.id,H,void 0,"function name",void 0,a)}),this.prodParam.exit(),this.state.labels=r}this.state.inParameters=r}isSimpleParamList(t){for(let e=0,s=t.length;e<s;e++)if("Identifier"!==t[e].type)return!1;return!0}checkParams(t,e,s,i=!0){const r=Object.create(null);for(let n=0;n<t.params.length;n++)this.checkLVal(t.params[n],R,e?null:r,"function parameter list",void 0,i)}parseExprList(t,e,s,i){const r=[];let n=!0;while(!this.eat(t)){if(n)n=!1;else if(this.expect(d.comma),this.match(t)){i&&this.addExtra(i,"trailingComma",this.state.lastTokStart),this.next();break}r.push(this.parseExprListItem(e,s))}return r}parseExprListItem(t,e,s,i){let r;if(this.match(d.comma))t||this.raise(this.state.pos,ut.UnexpectedToken,","),r=null;else if(this.match(d.ellipsis)){const t=this.state.start,i=this.state.startLoc;r=this.parseParenItem(this.parseSpread(e,s),t,i)}else if(this.match(d.question)){this.expectPlugin("partialApplication"),i||this.raise(this.state.start,ut.UnexpectedArgumentPlaceholder);const t=this.startNode();this.next(),r=this.finishNode(t,"ArgumentPlaceholder")}else r=this.parseMaybeAssign(!1,e,this.parseParenItem,s);return r}parseIdentifier(t){const e=this.startNode(),s=this.parseIdentifierName(e.start,t);return this.createIdentifier(e,s)}createIdentifier(t,e){return t.name=e,t.loc.identifierName=e,this.finishNode(t,"Identifier")}parseIdentifierName(t,e){let s;if(this.match(d.name))s=this.state.value;else{if(!this.state.type.keyword)throw this.unexpected();{s=this.state.type.keyword;const t=this.state.context;"class"!==s&&"function"!==s||"function"!==t[t.length-1].token||t.pop()}}return e?this.state.type=d.name:this.checkReservedWord(s,this.state.start,!!this.state.type.keyword,!1),this.next(),s}checkReservedWord(t,e,s,i){if(this.prodParam.hasYield&&"yield"===t)return void this.raise(e,ut.YieldBindingIdentifier);if("await"===t){if(this.prodParam.hasAwait)return void this.raise(e,ut.AwaitBindingIdentifier);-1===this.state.awaitPos&&(this.state.maybeInAsyncArrowHead||this.isAwaitAllowed())&&(this.state.awaitPos=this.state.start)}if(this.scope.inClass&&!this.scope.inNonArrowFunction&&"arguments"===t)return void this.raise(e,ut.ArgumentsDisallowedInInitializer);if(s&&_t(t))return void this.raise(e,ut.UnexpectedKeyword,t);const r=this.state.strict?i?Lt:Dt:Ot;r(t,this.inModule)&&(this.prodParam.hasAwait||"await"!==t?this.raise(e,ut.UnexpectedReservedWord,t):this.raise(e,ut.AwaitNotInAsyncFunction))}isAwaitAllowed(){return this.scope.inFunction?this.prodParam.hasAwait:!!this.options.allowAwaitOutsideFunction||!!this.hasPlugin("topLevelAwait")&&(this.inModule&&this.prodParam.hasAwait)}parseAwait(){const t=this.startNode();return this.next(),this.state.inParameters?this.raise(t.start,ut.AwaitExpressionFormalParameter):-1===this.state.awaitPos&&(this.state.awaitPos=t.start),this.eat(d.star)&&this.raise(t.start,ut.ObsoleteAwaitStar),this.scope.inFunction||this.options.allowAwaitOutsideFunction||(this.hasPrecedingLineBreak()||this.match(d.plusMin)||this.match(d.parenL)||this.match(d.bracketL)||this.match(d.backQuote)||this.match(d.regexp)||this.match(d.slash)||this.hasPlugin("v8intrinsic")&&this.match(d.modulo)?this.ambiguousScriptDifferentAst=!0:this.sawUnambiguousESM=!0),this.state.soloAwait||(t.argument=this.parseMaybeUnary()),this.finishNode(t,"AwaitExpression")}parseYield(t){const e=this.startNode();return this.state.inParameters?this.raise(e.start,ut.YieldInParameter):-1===this.state.yieldPos&&(this.state.yieldPos=e.start),this.next(),this.match(d.semi)||!this.match(d.star)&&!this.state.type.startsExpr||this.hasPrecedingLineBreak()?(e.delegate=!1,e.argument=null):(e.delegate=this.eat(d.star),e.argument=this.parseMaybeAssign(t)),this.finishNode(e,"YieldExpression")}checkPipelineAtInfixOperator(t,e){"smart"===this.getPluginOption("pipelineOperator","proposal")&&"SequenceExpression"===t.type&&this.raise(e,ut.PipelineHeadSequenceExpression)}parseSmartPipelineBody(t,e,s){const i=this.checkSmartPipelineBodyStyle(t);return this.checkSmartPipelineBodyEarlyErrors(t,i,e),this.parseSmartPipelineBodyInStyle(t,i,e,s)}checkSmartPipelineBodyEarlyErrors(t,e,s){if(this.match(d.arrow))throw this.raise(this.state.start,ut.PipelineBodyNoArrow);"PipelineTopicExpression"===e&&"SequenceExpression"===t.type&&this.raise(s,ut.PipelineBodySequenceExpression)}parseSmartPipelineBodyInStyle(t,e,s,i){const r=this.startNodeAt(s,i);switch(e){case"PipelineBareFunction":r.callee=t;break;case"PipelineBareConstructor":r.callee=t.callee;break;case"PipelineBareAwaitedFunction":r.callee=t.argument;break;case"PipelineTopicExpression":this.topicReferenceWasUsedInCurrentTopicContext()||this.raise(s,ut.PipelineTopicUnused),r.expression=t;break;default:throw new Error(`Internal @babel/parser error: Unknown pipeline style (${e})`)}return this.finishNode(r,e)}checkSmartPipelineBodyStyle(t){switch(t.type){default:return this.isSimpleReference(t)?"PipelineBareFunction":"PipelineTopicExpression"}}isSimpleReference(t){switch(t.type){case"MemberExpression":return!t.computed&&this.isSimpleReference(t.object);case"Identifier":return!0;default:return!1}}withTopicPermittingContext(t){const e=this.state.topicContext;this.state.topicContext={maxNumOfResolvableTopics:1,maxTopicIndex:null};try{return t()}finally{this.state.topicContext=e}}withTopicForbiddingContext(t){const e=this.state.topicContext;this.state.topicContext={maxNumOfResolvableTopics:0,maxTopicIndex:null};try{return t()}finally{this.state.topicContext=e}}withSoloAwaitPermittingContext(t){const e=this.state.soloAwait;this.state.soloAwait=!0;try{return t()}finally{this.state.soloAwait=e}}registerTopicReference(){this.state.topicContext.maxTopicIndex=0}primaryTopicReferenceIsAllowedInCurrentTopicContext(){return this.state.topicContext.maxNumOfResolvableTopics>=1}topicReferenceWasUsedInCurrentTopicContext(){return null!=this.state.topicContext.maxTopicIndex&&this.state.topicContext.maxTopicIndex>=0}parseFSharpPipelineBody(t,e){const s=this.state.start,i=this.state.startLoc;this.state.potentialArrowAt=this.state.start;const r=this.state.inFSharpPipelineDirectBody;this.state.inFSharpPipelineDirectBody=!0;const n=this.parseExprOp(this.parseMaybeUnary(),s,i,t,e);return this.state.inFSharpPipelineDirectBody=r,n}}const Ue={kind:"loop"},qe={kind:"switch"},Ve=0,He=1,ze=2,We=4;class Ke extends Be{parseTopLevel(t,e){if(e.sourceType=this.options.sourceType,e.interpreter=this.parseInterpreterDirective(),this.parseBlockBody(e,!0,!0,d.eof),this.inModule&&!this.options.allowUndeclaredExports&&this.scope.undefinedExports.size>0)for(let s=0,i=Array.from(this.scope.undefinedExports);s<i.length;s++){const[t]=i[s],e=this.scope.undefinedExports.get(t);this.raise(e,ut.ModuleExportUndefined,t)}return t.program=this.finishNode(e,"Program"),t.comments=this.state.comments,this.options.tokens&&(t.tokens=this.tokens),this.finishNode(t,"File")}stmtToDirective(t){const e=t.expression,s=this.startNodeAt(e.start,e.loc.start),i=this.startNodeAt(t.start,t.loc.start),r=this.input.slice(e.start,e.end),n=s.value=r.slice(1,-1);return this.addExtra(s,"raw",r),this.addExtra(s,"rawValue",n),i.value=this.finishNodeAt(s,"DirectiveLiteral",e.end,e.loc.end),this.finishNodeAt(i,"Directive",t.end,t.loc.end)}parseInterpreterDirective(){if(!this.match(d.interpreterDirective))return null;const t=this.startNode();return t.value=this.state.value,this.next(),this.finishNode(t,"InterpreterDirective")}isLet(t){if(!this.isContextual("let"))return!1;const e=this.nextTokenStart(),s=this.input.charCodeAt(e);if(91===s)return!0;if(t)return!1;if(123===s)return!0;if(At(s)){let t=e+1;while(St(this.input.charCodeAt(t)))++t;const s=this.input.slice(e,t);if(!Rt.test(s))return!0}return!1}parseStatement(t,e){return this.match(d.at)&&this.parseDecorators(!0),this.parseStatementContent(t,e)}parseStatementContent(t,e){let s=this.state.type;const i=this.startNode();let r;switch(this.isLet(t)&&(s=d._var,r="let"),s){case d._break:case d._continue:return this.parseBreakContinueStatement(i,s.keyword);case d._debugger:return this.parseDebuggerStatement(i);case d._do:return this.parseDoStatement(i);case d._for:return this.parseForStatement(i);case d._function:if(46===this.lookaheadCharCode())break;return t&&(this.state.strict?this.raise(this.state.start,ut.StrictFunction):"if"!==t&&"label"!==t&&this.raise(this.state.start,ut.SloppyFunction)),this.parseFunctionStatement(i,!1,!t);case d._class:return t&&this.unexpected(),this.parseClass(i,!0);case d._if:return this.parseIfStatement(i);case d._return:return this.parseReturnStatement(i);case d._switch:return this.parseSwitchStatement(i);case d._throw:return this.parseThrowStatement(i);case d._try:return this.parseTryStatement(i);case d._const:case d._var:return r=r||this.state.value,t&&"var"!==r&&this.raise(this.state.start,ut.UnexpectedLexicalDeclaration),this.parseVarStatement(i,r);case d._while:return this.parseWhileStatement(i);case d._with:return this.parseWithStatement(i);case d.braceL:return this.parseBlock();case d.semi:return this.parseEmptyStatement(i);case d._export:case d._import:{const t=this.lookaheadCharCode();if(40===t||46===t)break;let r;return this.options.allowImportExportEverywhere||e||this.raise(this.state.start,ut.UnexpectedImportExport),this.next(),s===d._import?(r=this.parseImport(i),"ImportDeclaration"!==r.type||r.importKind&&"value"!==r.importKind||(this.sawUnambiguousESM=!0)):(r=this.parseExport(i),("ExportNamedDeclaration"!==r.type||r.exportKind&&"value"!==r.exportKind)&&("ExportAllDeclaration"!==r.type||r.exportKind&&"value"!==r.exportKind)&&"ExportDefaultDeclaration"!==r.type||(this.sawUnambiguousESM=!0)),this.assertModuleNodeAllowed(i),r}default:if(this.isAsyncFunction())return t&&this.raise(this.state.start,ut.AsyncFunctionInSingleStatementContext),this.next(),this.parseFunctionStatement(i,!0,!t)}const n=this.state.value,a=this.parseExpression();return s===d.name&&"Identifier"===a.type&&this.eat(d.colon)?this.parseLabeledStatement(i,n,a,t):this.parseExpressionStatement(i,a)}assertModuleNodeAllowed(t){this.options.allowImportExportEverywhere||this.inModule||this.raiseWithData(t.start,{code:"BABEL_PARSER_SOURCETYPE_MODULE_REQUIRED"},ut.ImportOutsideModule)}takeDecorators(t){const e=this.state.decoratorStack[this.state.decoratorStack.length-1];e.length&&(t.decorators=e,this.resetStartLocationFromNode(t,e[0]),this.state.decoratorStack[this.state.decoratorStack.length-1]=[])}canHaveLeadingDecorator(){return this.match(d._class)}parseDecorators(t){const e=this.state.decoratorStack[this.state.decoratorStack.length-1];while(this.match(d.at)){const t=this.parseDecorator();e.push(t)}if(this.match(d._export))t||this.unexpected(),this.hasPlugin("decorators")&&!this.getPluginOption("decorators","decoratorsBeforeExport")&&this.raise(this.state.start,ut.DecoratorExportClass);else if(!this.canHaveLeadingDecorator())throw this.raise(this.state.start,ut.UnexpectedLeadingDecorator)}parseDecorator(){this.expectOnePlugin(["decorators-legacy","decorators"]);const t=this.startNode();if(this.next(),this.hasPlugin("decorators")){this.state.decoratorStack.push([]);const e=this.state.start,s=this.state.startLoc;let i;if(this.eat(d.parenL))i=this.parseExpression(),this.expect(d.parenR);else{i=this.parseIdentifier(!1);while(this.eat(d.dot)){const t=this.startNodeAt(e,s);t.object=i,t.property=this.parseIdentifier(!0),t.computed=!1,i=this.finishNode(t,"MemberExpression")}}t.expression=this.parseMaybeDecoratorArguments(i),this.state.decoratorStack.pop()}else t.expression=this.parseExprSubscripts();return this.finishNode(t,"Decorator")}parseMaybeDecoratorArguments(t){if(this.eat(d.parenL)){const e=this.startNodeAtNode(t);return e.callee=t,e.arguments=this.parseCallExpressionArguments(d.parenR,!1),this.toReferencedList(e.arguments),this.finishNode(e,"CallExpression")}return t}parseBreakContinueStatement(t,e){const s="break"===e;return this.next(),this.isLineTerminator()?t.label=null:(t.label=this.parseIdentifier(),this.semicolon()),this.verifyBreakContinue(t,e),this.finishNode(t,s?"BreakStatement":"ContinueStatement")}verifyBreakContinue(t,e){const s="break"===e;let i;for(i=0;i<this.state.labels.length;++i){const e=this.state.labels[i];if(null==t.label||e.name===t.label.name){if(null!=e.kind&&(s||"loop"===e.kind))break;if(t.label&&s)break}}i===this.state.labels.length&&this.raise(t.start,ut.IllegalBreakContinue,e)}parseDebuggerStatement(t){return this.next(),this.semicolon(),this.finishNode(t,"DebuggerStatement")}parseHeaderExpression(){this.expect(d.parenL);const t=this.parseExpression();return this.expect(d.parenR),t}parseDoStatement(t){return this.next(),this.state.labels.push(Ue),t.body=this.withTopicForbiddingContext(()=>this.parseStatement("do")),this.state.labels.pop(),this.expect(d._while),t.test=this.parseHeaderExpression(),this.eat(d.semi),this.finishNode(t,"DoWhileStatement")}parseForStatement(t){this.next(),this.state.labels.push(Ue);let e=-1;if(this.isAwaitAllowed()&&this.eatContextual("await")&&(e=this.state.lastTokStart),this.scope.enter(f),this.expect(d.parenL),this.match(d.semi))return e>-1&&this.unexpected(e),this.parseFor(t,null);const s=this.isLet();if(this.match(d._var)||this.match(d._const)||s){const i=this.startNode(),r=s?"let":this.state.value;return this.next(),this.parseVar(i,!0,r),this.finishNode(i,"VariableDeclaration"),(this.match(d._in)||this.isContextual("of"))&&1===i.declarations.length?this.parseForIn(t,i,e):(e>-1&&this.unexpected(e),this.parseFor(t,i))}const i=new Le,r=this.parseExpression(!0,i);if(this.match(d._in)||this.isContextual("of")){this.toAssignable(r);const s=this.isContextual("of")?"for-of statement":"for-in statement";return this.checkLVal(r,void 0,void 0,s),this.parseForIn(t,r,e)}return this.checkExpressionErrors(i,!0),e>-1&&this.unexpected(e),this.parseFor(t,r)}parseFunctionStatement(t,e,s){return this.next(),this.parseFunction(t,He|(s?0:ze),e)}parseIfStatement(t){return this.next(),t.test=this.parseHeaderExpression(),t.consequent=this.parseStatement("if"),t.alternate=this.eat(d._else)?this.parseStatement("if"):null,this.finishNode(t,"IfStatement")}parseReturnStatement(t){return this.prodParam.hasReturn||this.options.allowReturnOutsideFunction||this.raise(this.state.start,ut.IllegalReturn),this.next(),this.isLineTerminator()?t.argument=null:(t.argument=this.parseExpression(),this.semicolon()),this.finishNode(t,"ReturnStatement")}parseSwitchStatement(t){this.next(),t.discriminant=this.parseHeaderExpression();const e=t.cases=[];let s,i;for(this.expect(d.braceL),this.state.labels.push(qe),this.scope.enter(f);!this.match(d.braceR);)if(this.match(d._case)||this.match(d._default)){const t=this.match(d._case);s&&this.finishNode(s,"SwitchCase"),e.push(s=this.startNode()),s.consequent=[],this.next(),t?s.test=this.parseExpression():(i&&this.raise(this.state.lastTokStart,ut.MultipleDefaultsInSwitch),i=!0,s.test=null),this.expect(d.colon)}else s?s.consequent.push(this.parseStatement(null)):this.unexpected();return this.scope.exit(),s&&this.finishNode(s,"SwitchCase"),this.next(),this.state.labels.pop(),this.finishNode(t,"SwitchStatement")}parseThrowStatement(t){return this.next(),et.test(this.input.slice(this.state.lastTokEnd,this.state.start))&&this.raise(this.state.lastTokEnd,ut.NewlineAfterThrow),t.argument=this.parseExpression(),this.semicolon(),this.finishNode(t,"ThrowStatement")}parseTryStatement(t){if(this.next(),t.block=this.parseBlock(),t.handler=null,this.match(d._catch)){const e=this.startNode();if(this.next(),this.match(d.parenL)){this.expect(d.parenL),e.param=this.parseBindingAtom();const t="Identifier"===e.param.type;this.scope.enter(t?x:0),this.checkLVal(e.param,_,null,"catch clause"),this.expect(d.parenR)}else e.param=null,this.scope.enter(f);e.body=this.withTopicForbiddingContext(()=>this.parseBlock(!1,!1)),this.scope.exit(),t.handler=this.finishNode(e,"CatchClause")}return t.finalizer=this.eat(d._finally)?this.parseBlock():null,t.handler||t.finalizer||this.raise(t.start,ut.NoCatchOrFinally),this.finishNode(t,"TryStatement")}parseVarStatement(t,e){return this.next(),this.parseVar(t,!1,e),this.semicolon(),this.finishNode(t,"VariableDeclaration")}parseWhileStatement(t){return this.next(),t.test=this.parseHeaderExpression(),this.state.labels.push(Ue),t.body=this.withTopicForbiddingContext(()=>this.parseStatement("while")),this.state.labels.pop(),this.finishNode(t,"WhileStatement")}parseWithStatement(t){return this.state.strict&&this.raise(this.state.start,ut.StrictWith),this.next(),t.object=this.parseHeaderExpression(),t.body=this.withTopicForbiddingContext(()=>this.parseStatement("with")),this.finishNode(t,"WithStatement")}parseEmptyStatement(t){return this.next(),this.finishNode(t,"EmptyStatement")}parseLabeledStatement(t,e,s,i){for(let n=0,a=this.state.labels;n<a.length;n++){const t=a[n];t.name===e&&this.raise(s.start,ut.LabelRedeclaration,e)}const r=this.state.type.isLoop?"loop":this.match(d._switch)?"switch":null;for(let n=this.state.labels.length-1;n>=0;n--){const e=this.state.labels[n];if(e.statementStart!==t.start)break;e.statementStart=this.state.start,e.kind=r}return this.state.labels.push({name:e,kind:r,statementStart:this.state.start}),t.body=this.parseStatement(i?-1===i.indexOf("label")?i+"label":i:"label"),this.state.labels.pop(),t.label=s,this.finishNode(t,"LabeledStatement")}parseExpressionStatement(t,e){return t.expression=e,this.semicolon(),this.finishNode(t,"ExpressionStatement")}parseBlock(t=!1,e=!0,s){const i=this.startNode();return this.expect(d.braceL),e&&this.scope.enter(f),this.parseBlockBody(i,t,!1,d.braceR,s),e&&this.scope.exit(),this.finishNode(i,"BlockStatement")}isValidDirective(t){return"ExpressionStatement"===t.type&&"StringLiteral"===t.expression.type&&!t.expression.extra.parenthesized}parseBlockBody(t,e,s,i,r){const n=t.body=[],a=t.directives=[];this.parseBlockOrModuleBlockBody(n,e?a:void 0,s,i,r)}parseBlockOrModuleBlockBody(t,e,s,i,r){const n=[],a=this.state.strict;let o=!1,c=!1;while(!this.match(i)){!c&&this.state.octalPositions.length&&n.push(...this.state.octalPositions);const i=this.parseStatement(null,s);if(e&&!c&&this.isValidDirective(i)){const t=this.stmtToDirective(i);e.push(t),o||"use strict"!==t.value.value||(o=!0,this.setStrict(!0))}else c=!0,t.push(i)}if(this.state.strict&&n.length)for(let h=0;h<n.length;h++){const t=n[h];this.raise(t,ut.StrictOctalLiteral)}r&&r.call(this,o),a||this.setStrict(!1),this.next()}parseFor(t,e){return t.init=e,this.expect(d.semi),t.test=this.match(d.semi)?null:this.parseExpression(),this.expect(d.semi),t.update=this.match(d.parenR)?null:this.parseExpression(),this.expect(d.parenR),t.body=this.withTopicForbiddingContext(()=>this.parseStatement("for")),this.scope.exit(),this.state.labels.pop(),this.finishNode(t,"ForStatement")}parseForIn(t,e,s){const i=this.match(d._in);return this.next(),i?s>-1&&this.unexpected(s):t.await=s>-1,"VariableDeclaration"!==e.type||null==e.declarations[0].init||i&&!this.state.strict&&"var"===e.kind&&"Identifier"===e.declarations[0].id.type?"AssignmentPattern"===e.type&&this.raise(e.start,ut.InvalidLhs,"for-loop"):this.raise(e.start,ut.ForInOfLoopInitializer,i?"for-in":"for-of"),t.left=e,t.right=i?this.parseExpression():this.parseMaybeAssign(),this.expect(d.parenR),t.body=this.withTopicForbiddingContext(()=>this.parseStatement("for")),this.scope.exit(),this.state.labels.pop(),this.finishNode(t,i?"ForInStatement":"ForOfStatement")}parseVar(t,e,s){const i=t.declarations=[],r=this.hasPlugin("typescript");for(t.kind=s;;){const t=this.startNode();if(this.parseVarId(t,s),this.eat(d.eq)?t.init=this.parseMaybeAssign(e):("const"!==s||this.match(d._in)||this.isContextual("of")?"Identifier"===t.id.type||e&&(this.match(d._in)||this.isContextual("of"))||this.raise(this.state.lastTokEnd,ut.DeclarationMissingInitializer,"Complex binding patterns"):r||this.unexpected(),t.init=null),i.push(this.finishNode(t,"VariableDeclarator")),!this.eat(d.comma))break}return t}parseVarId(t,e){t.id=this.parseBindingAtom(),this.checkLVal(t.id,"var"===e?R:_,void 0,"variable declaration","var"!==e)}parseFunction(t,e=Ve,s=!1){const i=e&He,r=e&ze,n=!!i&&!(e&We);this.initFunction(t,s),this.match(d.star)&&r&&this.raise(this.state.start,ut.GeneratorInSingleStatementContext),t.generator=this.eat(d.star),i&&(t.id=this.parseFunctionId(n));const a=this.state.maybeInArrowParameters,o=this.state.yieldPos,c=this.state.awaitPos;return this.state.maybeInArrowParameters=!1,this.state.yieldPos=-1,this.state.awaitPos=-1,this.scope.enter(y),this.prodParam.enter(he(s,t.generator)),i||(t.id=this.parseFunctionId()),this.parseFunctionParams(t),this.withTopicForbiddingContext(()=>{this.parseFunctionBodyAndFinish(t,i?"FunctionDeclaration":"FunctionExpression")}),this.prodParam.exit(),this.scope.exit(),i&&!r&&this.registerFunctionStatementId(t),this.state.maybeInArrowParameters=a,this.state.yieldPos=o,this.state.awaitPos=c,t}parseFunctionId(t){return t||this.match(d.name)?this.parseIdentifier():null}parseFunctionParams(t,e){const s=this.state.inParameters;this.state.inParameters=!0,this.expect(d.parenL),t.params=this.parseBindingList(d.parenR,41,!1,e),this.state.inParameters=s,this.checkYieldAwaitInDefaultParams()}registerFunctionStatementId(t){t.id&&this.scope.declareName(t.id.name,this.state.strict||t.generator||t.async?this.scope.treatFunctionsAsVar?R:_:j,t.id.start)}parseClass(t,e,s){this.next(),this.takeDecorators(t);const i=this.state.strict;return this.state.strict=!0,this.parseClassId(t,e,s),this.parseClassSuper(t),t.body=this.parseClassBody(!!t.superClass,i),this.state.strict=i,this.finishNode(t,e?"ClassDeclaration":"ClassExpression")}isClassProperty(){return this.match(d.eq)||this.match(d.semi)||this.match(d.braceR)}isClassMethod(){return this.match(d.parenL)}isNonstaticConstructor(t){return!t.computed&&!t.static&&("constructor"===t.key.name||"constructor"===t.key.value)}parseClassBody(t,e){this.classScope.enter();const s={hadConstructor:!1};let i=[];const r=this.startNode();if(r.body=[],this.expect(d.braceL),this.withTopicForbiddingContext(()=>{while(!this.match(d.braceR)){if(this.eat(d.semi)){if(i.length>0)throw this.raise(this.state.lastTokEnd,ut.DecoratorSemicolon);continue}if(this.match(d.at)){i.push(this.parseDecorator());continue}const e=this.startNode();i.length&&(e.decorators=i,this.resetStartLocationFromNode(e,i[0]),i=[]),this.parseClassMember(r,e,s,t),"constructor"===e.kind&&e.decorators&&e.decorators.length>0&&this.raise(e.start,ut.DecoratorConstructor)}}),e||(this.state.strict=!1),this.next(),i.length)throw this.raise(this.state.start,ut.TrailingDecorator);return this.classScope.exit(),this.finishNode(r,"ClassBody")}parseClassMemberFromModifier(t,e){const s=this.state.containsEsc,i=this.parseIdentifier(!0);if(this.isClassMethod()){const s=e;return s.kind="method",s.computed=!1,s.key=i,s.static=!1,this.pushClassMethod(t,s,!1,!1,!1,!1),!0}if(this.isClassProperty()){const s=e;return s.computed=!1,s.key=i,s.static=!1,t.body.push(this.parseClassProperty(s)),!0}if(s)throw this.unexpected();return!1}parseClassMember(t,e,s,i){const r=this.isContextual("static");r&&this.parseClassMemberFromModifier(t,e)||this.parseClassMemberWithIsStatic(t,e,s,r,i)}parseClassMemberWithIsStatic(t,e,s,i,r){const n=e,a=e,o=e,c=e,h=n,l=n;if(e.static=i,this.eat(d.star))return h.kind="method",this.parseClassPropertyName(h),"PrivateName"===h.key.type?void this.pushClassPrivateMethod(t,a,!0,!1):(this.isNonstaticConstructor(n)&&this.raise(n.key.start,ut.ConstructorIsGenerator),void this.pushClassMethod(t,n,!0,!1,!1,!1));const p=this.state.containsEsc,u=this.parseClassPropertyName(e),f="PrivateName"===u.type,m="Identifier"===u.type,y=this.state.start;if(this.parsePostMemberNameModifiers(l),this.isClassMethod()){if(h.kind="method",f)return void this.pushClassPrivateMethod(t,a,!1,!1);const e=this.isNonstaticConstructor(n);let i=!1;e&&(n.kind="constructor",s.hadConstructor&&!this.hasPlugin("typescript")&&this.raise(u.start,ut.DuplicateConstructor),s.hadConstructor=!0,i=r),this.pushClassMethod(t,n,!1,!1,e,i)}else if(this.isClassProperty())f?this.pushClassPrivateProperty(t,c):this.pushClassProperty(t,o);else if(!m||"async"!==u.name||p||this.isLineTerminator())!m||"get"!==u.name&&"set"!==u.name||p||this.match(d.star)&&this.isLineTerminator()?this.isLineTerminator()?f?this.pushClassPrivateProperty(t,c):this.pushClassProperty(t,o):this.unexpected():(h.kind=u.name,this.parseClassPropertyName(n),"PrivateName"===h.key.type?this.pushClassPrivateMethod(t,a,!1,!1):(this.isNonstaticConstructor(n)&&this.raise(n.key.start,ut.ConstructorIsAccessor),this.pushClassMethod(t,n,!1,!1,!1,!1)),this.checkGetterSetterParams(n));else{const e=this.eat(d.star);l.optional&&this.unexpected(y),h.kind="method",this.parseClassPropertyName(h),this.parsePostMemberNameModifiers(l),"PrivateName"===h.key.type?this.pushClassPrivateMethod(t,a,e,!0):(this.isNonstaticConstructor(n)&&this.raise(n.key.start,ut.ConstructorIsAsync),this.pushClassMethod(t,n,e,!0,!1,!1))}}parseClassPropertyName(t){const e=this.parsePropertyName(t,!0);return t.computed||!t.static||"prototype"!==e.name&&"prototype"!==e.value||this.raise(e.start,ut.StaticPrototype),"PrivateName"===e.type&&"constructor"===e.id.name&&this.raise(e.start,ut.ConstructorClassPrivateField),e}pushClassProperty(t,e){e.computed||"constructor"!==e.key.name&&"constructor"!==e.key.value||this.raise(e.key.start,ut.ConstructorClassField),t.body.push(this.parseClassProperty(e))}pushClassPrivateProperty(t,e){this.expectPlugin("classPrivateProperties",e.key.start);const s=this.parseClassPrivateProperty(e);t.body.push(s),this.classScope.declarePrivateName(s.key.id.name,tt,s.key.start)}pushClassMethod(t,e,s,i,r,n){t.body.push(this.parseMethod(e,s,i,r,n,"ClassMethod",!0))}pushClassPrivateMethod(t,e,s,i){this.expectPlugin("classPrivateMethods",e.key.start);const r=this.parseMethod(e,s,i,!1,!1,"ClassPrivateMethod",!0);t.body.push(r);const n="get"===r.kind?r.static?Y:Q:"set"===r.kind?r.static?J:Z:tt;this.classScope.declarePrivateName(r.key.id.name,n,r.key.start)}parsePostMemberNameModifiers(t){}parseAccessModifier(){}parseClassPrivateProperty(t){return this.scope.enter(w|b),this.prodParam.enter(re),t.value=this.eat(d.eq)?this.parseMaybeAssign():null,this.semicolon(),this.prodParam.exit(),this.scope.exit(),this.finishNode(t,"ClassPrivateProperty")}parseClassProperty(t){return t.typeAnnotation||this.expectPlugin("classProperties"),this.scope.enter(w|b),this.prodParam.enter(re),this.match(d.eq)?(this.expectPlugin("classProperties"),this.next(),t.value=this.parseMaybeAssign()):t.value=null,this.semicolon(),this.prodParam.exit(),this.scope.exit(),this.finishNode(t,"ClassProperty")}parseClassId(t,e,s,i=L){this.match(d.name)?(t.id=this.parseIdentifier(),e&&this.checkLVal(t.id,i,void 0,"class name")):s||!e?t.id=null:this.unexpected(null,ut.MissingClassName)}parseClassSuper(t){t.superClass=this.eat(d._extends)?this.parseExprSubscripts():null}parseExport(t){const e=this.maybeParseExportDefaultSpecifier(t),s=!e||this.eat(d.comma),i=s&&this.eatExportStar(t),r=i&&this.maybeParseExportNamespaceSpecifier(t),n=s&&(!r||this.eat(d.comma)),a=e||i;if(i&&!r)return e&&this.unexpected(),this.parseExportFrom(t,!0),this.finishNode(t,"ExportAllDeclaration");const o=this.maybeParseExportNamedSpecifiers(t);if(e&&s&&!i&&!o||r&&n&&!o)throw this.unexpected(null,d.braceL);let c;if(a||o?(c=!1,this.parseExportFrom(t,a)):c=this.maybeParseExportDeclaration(t),a||o||c)return this.checkExport(t,!0,!1,!!t.source),this.finishNode(t,"ExportNamedDeclaration");if(this.eat(d._default))return t.declaration=this.parseExportDefaultExpression(),this.checkExport(t,!0,!0),this.finishNode(t,"ExportDefaultDeclaration");throw this.unexpected(null,d.braceL)}eatExportStar(t){return this.eat(d.star)}maybeParseExportDefaultSpecifier(t){if(this.isExportDefaultSpecifier()){this.expectPlugin("exportDefaultFrom");const e=this.startNode();return e.exported=this.parseIdentifier(!0),t.specifiers=[this.finishNode(e,"ExportDefaultSpecifier")],!0}return!1}maybeParseExportNamespaceSpecifier(t){if(this.isContextual("as")){t.specifiers||(t.specifiers=[]);const e=this.startNodeAt(this.state.lastTokStart,this.state.lastTokStartLoc);return this.next(),e.exported=this.parseIdentifier(!0),t.specifiers.push(this.finishNode(e,"ExportNamespaceSpecifier")),!0}return!1}maybeParseExportNamedSpecifiers(t){return!!this.match(d.braceL)&&(t.specifiers||(t.specifiers=[]),t.specifiers.push(...this.parseExportSpecifiers()),t.source=null,t.declaration=null,!0)}maybeParseExportDeclaration(t){if(this.shouldParseExportDeclaration()){if(this.isContextual("async")){const t=this.nextTokenStart();this.isUnparsedContextual(t,"function")||this.unexpected(t,d._function)}return t.specifiers=[],t.source=null,t.declaration=this.parseExportDeclaration(t),!0}return!1}isAsyncFunction(){if(!this.isContextual("async"))return!1;const t=this.nextTokenStart();return!et.test(this.input.slice(this.state.pos,t))&&this.isUnparsedContextual(t,"function")}parseExportDefaultExpression(){const t=this.startNode(),e=this.isAsyncFunction();if(this.match(d._function)||e)return this.next(),e&&this.next(),this.parseFunction(t,He|We,e);if(this.match(d._class))return this.parseClass(t,!0,!0);if(this.match(d.at))return this.hasPlugin("decorators")&&this.getPluginOption("decorators","decoratorsBeforeExport")&&this.raise(this.state.start,ut.DecoratorBeforeExport),this.parseDecorators(!1),this.parseClass(t,!0,!0);if(this.match(d._const)||this.match(d._var)||this.isLet())throw this.raise(this.state.start,ut.UnsupportedDefaultExport);{const t=this.parseMaybeAssign();return this.semicolon(),t}}parseExportDeclaration(t){return this.parseStatement(null)}isExportDefaultSpecifier(){if(this.match(d.name)){const t=this.state.value;if("async"===t||"let"===t)return!1;if(("type"===t||"interface"===t)&&!this.state.containsEsc){const t=this.lookahead();if(t.type===d.name&&"from"!==t.value||t.type===d.braceL)return this.expectOnePlugin(["flow","typescript"]),!1}}else if(!this.match(d._default))return!1;const t=this.nextTokenStart(),e=this.isUnparsedContextual(t,"from");if(44===this.input.charCodeAt(t)||this.match(d.name)&&e)return!0;if(this.match(d._default)&&e){const e=this.input.charCodeAt(this.nextTokenStartSince(t+4));return 34===e||39===e}return!1}parseExportFrom(t,e){this.eatContextual("from")?(t.source=this.parseImportSource(),this.checkExport(t)):e?this.unexpected():t.source=null,this.semicolon()}shouldParseExportDeclaration(){if(this.match(d.at)&&(this.expectOnePlugin(["decorators","decorators-legacy"]),this.hasPlugin("decorators"))){if(!this.getPluginOption("decorators","decoratorsBeforeExport"))return!0;this.unexpected(this.state.start,ut.DecoratorBeforeExport)}return"var"===this.state.type.keyword||"const"===this.state.type.keyword||"function"===this.state.type.keyword||"class"===this.state.type.keyword||this.isLet()||this.isAsyncFunction()}checkExport(t,e,s,i){if(e)if(s){if(this.checkDuplicateExports(t,"default"),this.hasPlugin("exportDefaultFrom")){var r;const e=t.declaration;"Identifier"!==e.type||"from"!==e.name||e.end-e.start!==4||(null==(r=e.extra)?void 0:r.parenthesized)||this.raise(e.start,ut.ExportDefaultFromAsIdentifier)}}else if(t.specifiers&&t.specifiers.length)for(let a=0,o=t.specifiers;a<o.length;a++){const t=o[a];this.checkDuplicateExports(t,t.exported.name),!i&&t.local&&(this.checkReservedWord(t.local.name,t.local.start,!0,!1),this.scope.checkLocalExport(t.local))}else if(t.declaration)if("FunctionDeclaration"===t.declaration.type||"ClassDeclaration"===t.declaration.type){const e=t.declaration.id;if(!e)throw new Error("Assertion failure");this.checkDuplicateExports(t,e.name)}else if("VariableDeclaration"===t.declaration.type)for(let a=0,o=t.declaration.declarations;a<o.length;a++){const t=o[a];this.checkDeclaration(t.id)}const n=this.state.decoratorStack[this.state.decoratorStack.length-1];if(n.length){const e=t.declaration&&("ClassDeclaration"===t.declaration.type||"ClassExpression"===t.declaration.type);if(!t.declaration||!e)throw this.raise(t.start,ut.UnsupportedDecoratorExport);this.takeDecorators(t.declaration)}}checkDeclaration(t){if("Identifier"===t.type)this.checkDuplicateExports(t,t.name);else if("ObjectPattern"===t.type)for(let e=0,s=t.properties;e<s.length;e++){const t=s[e];this.checkDeclaration(t)}else if("ArrayPattern"===t.type)for(let e=0,s=t.elements;e<s.length;e++){const t=s[e];t&&this.checkDeclaration(t)}else"ObjectProperty"===t.type?this.checkDeclaration(t.value):"RestElement"===t.type?this.checkDeclaration(t.argument):"AssignmentPattern"===t.type&&this.checkDeclaration(t.left)}checkDuplicateExports(t,e){this.state.exportedIdentifiers.indexOf(e)>-1&&this.raise(t.start,"default"===e?ut.DuplicateDefaultExport:ut.DuplicateExport,e),this.state.exportedIdentifiers.push(e)}parseExportSpecifiers(){const t=[];let e=!0;this.expect(d.braceL);while(!this.eat(d.braceR)){if(e)e=!1;else if(this.expect(d.comma),this.eat(d.braceR))break;const s=this.startNode();s.local=this.parseIdentifier(!0),s.exported=this.eatContextual("as")?this.parseIdentifier(!0):s.local.__clone(),t.push(this.finishNode(s,"ExportSpecifier"))}return t}parseImport(t){if(t.specifiers=[],!this.match(d.string)){const e=this.maybeParseDefaultImportSpecifier(t),s=!e||this.eat(d.comma),i=s&&this.maybeParseStarImportSpecifier(t);s&&!i&&this.parseNamedImportSpecifiers(t),this.expectContextual("from")}t.source=this.parseImportSource();const e=this.maybeParseModuleAttributes();return e&&(t.attributes=e),this.semicolon(),this.finishNode(t,"ImportDeclaration")}parseImportSource(){return this.match(d.string)||this.unexpected(),this.parseExprAtom()}shouldParseDefaultImport(t){return this.match(d.name)}parseImportSpecifierLocal(t,e,s,i){e.local=this.parseIdentifier(),this.checkLVal(e.local,_,void 0,i),t.specifiers.push(this.finishNode(e,s))}maybeParseModuleAttributes(){if(!this.match(d._with)||this.hasPrecedingLineBreak())return this.hasPlugin("moduleAttributes")?[]:null;this.expectPlugin("moduleAttributes"),this.next();const t=[],e=new Set;do{const 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e=!0;this.expect(d.braceL);while(!this.eat(d.braceR)){if(e)e=!1;else{if(this.eat(d.colon))throw this.raise(this.state.start,ut.DestructureNamedImport);if(this.expect(d.comma),this.eat(d.braceR))break}this.parseImportSpecifier(t)}}parseImportSpecifier(t){const e=this.startNode();e.imported=this.parseIdentifier(!0),this.eatContextual("as")?e.local=this.parseIdentifier():(this.checkReservedWord(e.imported.name,e.start,!0,!0),e.local=e.imported.__clone()),this.checkLVal(e.local,_,void 0,"import specifier"),t.specifiers.push(this.finishNode(e,"ImportSpecifier"))}}class $e{constructor(){this.privateNames=new Set,this.loneAccessors=new Map,this.undefinedPrivateNames=new Map}}class Xe{constructor(t){this.stack=[],this.undefinedPrivateNames=new Map,this.raise=t}current(){return this.stack[this.stack.length-1]}enter(){this.stack.push(new $e)}exit(){const t=this.stack.pop(),e=this.current();for(let 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this._nulling()},_emulateDragOver:function(){if(wt){this._lastX=wt.clientX,this._lastY=wt.clientY,Xt();var t=document.elementFromPoint(wt.clientX,wt.clientY),e=t;while(t&&t.shadowRoot){if(t=t.shadowRoot.elementFromPoint(wt.clientX,wt.clientY),t===e)break;e=t}if(at.parentNode[Y]._isOutsideThisEl(t),e)do{if(e[Y]){var s=void 0;if(s=e[Y]._onDragOver({clientX:wt.clientX,clientY:wt.clientY,target:t,rootEl:e}),s&&!this.options.dragoverBubble)break}t=e}while(e=e.parentNode);Gt()}},_onTouchMove:function(t){if(vt){var e=this.options,s=e.fallbackTolerance,i=e.fallbackOffset,r=t.touches?t.touches[0]:t,n=ct&&O(ct,!0),a=ct&&n&&n.a,o=ct&&n&&n.d,c=Ut&&It&&B(It),h=(r.clientX-vt.clientX+i.x)/(a||1)+(c?c[0]-Rt[0]:0)/(a||1),l=(r.clientY-vt.clientY+i.y)/(o||1)+(c?c[1]-Rt[1]:0)/(o||1);if(!Qt.active&&!Ot){if(s&&Math.max(Math.abs(r.clientX-this._lastX),Math.abs(r.clientY-this._lastY))<s)return;this._onDragStart(t,!0)}if(ct){n?(n.e+=h-(Pt||0),n.f+=l-(Tt||0)):n={a:1,b:0,c:0,d:1,e:h,f:l};var 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t=this.options.fallbackOnBody?document.body:ht,e=L(at,!0,Ut,!0,t),s=this.options;if(Ut){It=t;while("static"===I(It,"position")&&"none"===I(It,"transform")&&It!==document)It=It.parentNode;It!==document.body&&It!==document.documentElement?(It===document&&(It=M()),e.top+=It.scrollTop,e.left+=It.scrollLeft):It=M(),Rt=B(It)}ct=at.cloneNode(!0),N(ct,s.ghostClass,!1),N(ct,s.fallbackClass,!0),N(ct,s.dragClass,!0),I(ct,"transition",""),I(ct,"transform",""),I(ct,"box-sizing","border-box"),I(ct,"margin",0),I(ct,"top",e.top),I(ct,"left",e.left),I(ct,"width",e.width),I(ct,"height",e.height),I(ct,"opacity","0.8"),I(ct,"position",Ut?"absolute":"fixed"),I(ct,"zIndex","100000"),I(ct,"pointerEvents","none"),Qt.ghost=ct,t.appendChild(ct),I(ct,"transform-origin",Et/parseInt(ct.style.width)*100+"% "+At/parseInt(ct.style.height)*100+"%")}},_onDragStart:function(t,e){var s=this,i=t.dataTransfer,r=s.options;rt("dragStart",this,{evt:t}),Qt.eventCanceled?this._onDrop():(rt("setupClone",this),Qt.eventCanceled||(ut=$(at),ut.draggable=!1,ut.style["will-change"]="",this._hideClone(),N(ut,this.options.chosenClass,!1),Qt.clone=ut),s.cloneId=ce((function(){rt("clone",s),Qt.eventCanceled||(s.options.removeCloneOnHide||ht.insertBefore(ut,at),s._hideClone(),nt({sortable:s,name:"clone"}))})),!e&&N(at,r.dragClass,!0),e?(Dt=!0,s._loopId=setInterval(s._emulateDragOver,50)):(T(document,"mouseup",s._onDrop),T(document,"touchend",s._onDrop),T(document,"touchcancel",s._onDrop),i&&(i.effectAllowed="move",r.setData&&r.setData.call(s,i,at)),P(document,"drop",s),I(at,"transform","translateZ(0)")),Ot=!0,s._dragStartId=ce(s._dragStarted.bind(s,e,t)),P(document,"selectstart",s),St=!0,x&&I(document.body,"user-select","none"))},_onDragOver:function(t){var e,s,i,r,n=this.el,o=t.target,c=this.options,h=c.group,l=Qt.active,p=xt===h,u=c.sort,d=bt||l,f=this,m=!1;if(!jt){if(void 0!==t.preventDefault&&t.cancelable&&t.preventDefault(),o=S(o,c.draggable,n,!0),D("dragOver"),Qt.eventCanceled)return m;if(at.contains(t.target)||o.animated&&o.animatingX&&o.animatingY||f._ignoreWhileAnimating===o)return R(!1);if(Dt=!1,l&&!c.disabled&&(p?u||(i=!ht.contains(at)):bt===this||(this.lastPutMode=xt.checkPull(this,l,at,t))&&h.checkPut(this,l,at,t))){if(r="vertical"===this._getDirection(t,o),e=L(at),D("dragOverValid"),Qt.eventCanceled)return m;if(i)return ot=ht,M(),this._hideClone(),D("revert"),Qt.eventCanceled||(lt?ht.insertBefore(at,lt):ht.appendChild(at)),R(!0);var y=j(n,c.draggable);if(!y||ie(t,r,this)&&!y.animated){if(y===at)return R(!1);if(y&&n===t.target&&(o=y),o&&(s=L(o)),!1!==te(ht,n,at,e,o,s,t,!!o))return M(),n.appendChild(at),ot=n,B(),R(!0)}else if(o.parentNode===n){s=L(o);var g,x,b=0,v=at.parentNode!==n,w=!Wt(at.animated&&at.toRect||e,o.animated&&o.toRect||s,r),P=r?"top":"left",T=_(o,"top","top")||_(at,"top","top"),E=T?T.scrollTop:void 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D("dragOverCompleted",{insertion:e}),e&&(p?l._hideClone():l._showClone(f),f!==d&&(N(at,bt?bt.options.ghostClass:l.options.ghostClass,!1),N(at,c.ghostClass,!0)),bt!==f&&f!==Qt.active?bt=f:f===Qt.active&&bt&&(bt=null),d===f&&(f._ignoreWhileAnimating=o),f.animateAll((function(){D("dragOverAnimationComplete"),f._ignoreWhileAnimating=null})),f!==d&&(d.animateAll(),d._ignoreWhileAnimating=null)),(o===at&&!at.animated||o===n&&!o.animated)&&(Ct=null),c.dragoverBubble||t.rootEl||o===document||(at.parentNode[Y]._isOutsideThisEl(t.target),!e&&Yt(t)),!c.dragoverBubble&&t.stopPropagation&&t.stopPropagation(),m=!0}function 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e=this.el,s=this.options;mt=F(at),gt=F(at,s.draggable),rt("drop",this,{evt:t}),ot=at&&at.parentNode,mt=F(at),gt=F(at,s.draggable),Qt.eventCanceled||(Ot=!1,_t=!1,Lt=!1,clearInterval(this._loopId),clearTimeout(this._dragStartTimer),he(this.cloneId),he(this._dragStartId),this.nativeDraggable&&(T(document,"drop",this),T(e,"dragstart",this._onDragStart)),this._offMoveEvents(),this._offUpEvents(),x&&I(document.body,"user-select",""),I(at,"transform",""),t&&(St&&(t.cancelable&&t.preventDefault(),!s.dropBubble&&t.stopPropagation()),ct&&ct.parentNode&&ct.parentNode.removeChild(ct),(ht===ot||bt&&"clone"!==bt.lastPutMode)&&ut&&ut.parentNode&&ut.parentNode.removeChild(ut),at&&(this.nativeDraggable&&T(at,"dragend",this),ee(at),at.style["will-change"]="",St&&!Ot&&N(at,bt?bt.options.ghostClass:this.options.ghostClass,!1),N(at,this.options.chosenClass,!1),nt({sortable:this,name:"unchoose",toEl:ot,newIndex:null,newDraggableIndex:null,originalEvent:t}),ht!==ot?(mt>=0&&(nt({rootEl:ot,name:"add",toEl:ot,fromEl:ht,originalEvent:t}),nt({sortable:this,name:"remove",toEl:ot,originalEvent:t}),nt({rootEl:ot,name:"sort",toEl:ot,fromEl:ht,originalEvent:t}),nt({sortable:this,name:"sort",toEl:ot,originalEvent:t})),bt&&bt.save()):mt!==ft&&mt>=0&&(nt({sortable:this,name:"update",toEl:ot,originalEvent:t}),nt({sortable:this,name:"sort",toEl:ot,originalEvent:t})),Qt.active&&(null!=mt&&-1!==mt||(mt=ft,gt=yt),nt({sortable:this,name:"end",toEl:ot,originalEvent:t}),this.save())))),this._nulling()},_nulling:function(){rt("nulling",this),ht=at=ot=ct=lt=ut=pt=dt=vt=wt=St=mt=gt=ft=yt=Ct=kt=bt=xt=Qt.dragged=Qt.ghost=Qt.clone=Qt.active=null,Ft.forEach((function(t){t.checked=!0})),Ft.length=Pt=Tt=0},handleEvent:function(t){switch(t.type){case"drop":case"dragend":this._onDrop(t);break;case"dragenter":case"dragover":at&&(this._onDragOver(t),Zt(t));break;case"selectstart":t.preventDefault();break}},toArray:function(){for(var t,e=[],s=this.el.children,i=0,r=s.length,n=this.options;i<r;i++)t=s[i],S(t,n.draggable,this.el,!1)&&e.push(t.getAttribute(n.dataIdAttr)||ae(t));return e},sort:function(t){var e={},s=this.el;this.toArray().forEach((function(t,i){var r=s.children[i];S(r,this.options.draggable,s,!1)&&(e[t]=r)}),this),t.forEach((function(t){e[t]&&(s.removeChild(e[t]),s.appendChild(e[t]))}))},save:function(){var t=this.options.store;t&&t.set&&t.set(this)},closest:function(t,e){return S(t,e||this.options.draggable,this.el,!1)},option:function(t,e){var s=this.options;if(void 0===e)return s[t];var i=st.modifyOption(this,t,e);s[t]="undefined"!==typeof i?i:e,"group"===t&&$t(s)},destroy:function(){rt("destroy",this);var t=this.el;t[Y]=null,T(t,"mousedown",this._onTapStart),T(t,"touchstart",this._onTapStart),T(t,"pointerdown",this._onTapStart),this.nativeDraggable&&(T(t,"dragover",this),T(t,"dragenter",this)),Array.prototype.forEach.call(t.querySelectorAll("[draggable]"),(function(t){t.removeAttribute("draggable")})),this._onDrop(),this._disableDelayedDragEvents(),Mt.splice(Mt.indexOf(this.el),1),this.el=t=null},_hideClone:function(){if(!dt){if(rt("hideClone",this),Qt.eventCanceled)return;I(ut,"display","none"),this.options.removeCloneOnHide&&ut.parentNode&&ut.parentNode.removeChild(ut),dt=!0}},_showClone:function(t){if("clone"===t.lastPutMode){if(dt){if(rt("showClone",this),Qt.eventCanceled)return;ht.contains(at)&&!this.options.group.revertClone?ht.insertBefore(ut,at):lt?ht.insertBefore(ut,lt):ht.appendChild(ut),this.options.group.revertClone&&this.animate(at,ut),I(ut,"display",""),dt=!1}}else 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t.prototype={dragStarted:function(t){var e=t.originalEvent;this.sortable.nativeDraggable?P(document,"dragover",this._handleAutoScroll):this.options.supportPointer?P(document,"pointermove",this._handleFallbackAutoScroll):e.touches?P(document,"touchmove",this._handleFallbackAutoScroll):P(document,"mousemove",this._handleFallbackAutoScroll)},dragOverCompleted:function(t){var e=t.originalEvent;this.options.dragOverBubble||e.rootEl||this._handleAutoScroll(e)},drop:function(){this.sortable.nativeDraggable?T(document,"dragover",this._handleAutoScroll):(T(document,"pointermove",this._handleFallbackAutoScroll),T(document,"touchmove",this._handleFallbackAutoScroll),T(document,"mousemove",this._handleFallbackAutoScroll)),ve(),be(),W()},nulling:function(){fe=pe=le=ge=me=ue=de=null,ye.length=0},_handleFallbackAutoScroll:function(t){this._handleAutoScroll(t,!0)},_handleAutoScroll:function(t,e){var s=this,i=(t.touches?t.touches[0]:t).clientX,r=(t.touches?t.touches[0]:t).clientY,n=document.elementFromPoint(i,r);if(fe=t,e||y||m||x){Pe(t,this.options,n,e);var a=q(n,!0);!ge||me&&i===ue&&r===de||(me&&ve(),me=setInterval((function(){var n=q(document.elementFromPoint(i,r),!0);n!==a&&(a=n,be()),Pe(t,s.options,n,e)}),10),ue=i,de=r)}else{if(!this.options.bubbleScroll||q(n,!0)===M())return void be();Pe(t,this.options,q(n,!1),!1)}}},n(t,{pluginName:"scroll",initializeByDefault:!0})}function be(){ye.forEach((function(t){clearInterval(t.pid)})),ye=[]}function ve(){clearInterval(me)}var we,Pe=z((function(t,e,s,i){if(e.scroll){var r,n=(t.touches?t.touches[0]:t).clientX,a=(t.touches?t.touches[0]:t).clientY,o=e.scrollSensitivity,c=e.scrollSpeed,h=M(),l=!1;pe!==s&&(pe=s,be(),le=e.scroll,r=e.scrollFn,!0===le&&(le=q(s,!0)));var p=0,u=le;do{var d=u,f=L(d),m=f.top,y=f.bottom,g=f.left,x=f.right,b=f.width,v=f.height,w=void 0,P=void 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i=R(this.sortable.el,this.startIndex,this.options);i?this.sortable.el.insertBefore(e,i):this.sortable.el.appendChild(e),this.sortable.animateAll(),s&&s.animateAll()},drop:Te},n(Ee,{pluginName:"revertOnSpill"}),Ae.prototype={onSpill:function(t){var e=t.dragEl,s=t.putSortable,i=s||this.sortable;i.captureAnimationState(),e.parentNode&&e.parentNode.removeChild(e),i.animateAll()},drop:Te},n(Ae,{pluginName:"removeOnSpill"});var ke,Ne,Ie,Oe,De,Me=[],Le=[],_e=!1,Re=!1,je=!1;function Fe(){function t(t){for(var e in this)"_"===e.charAt(0)&&"function"===typeof this[e]&&(this[e]=this[e].bind(this));t.options.supportPointer?P(document,"pointerup",this._deselectMultiDrag):(P(document,"mouseup",this._deselectMultiDrag),P(document,"touchend",this._deselectMultiDrag)),P(document,"keydown",this._checkKeyDown),P(document,"keyup",this._checkKeyUp),this.defaults={selectedClass:"sortable-selected",multiDragKey:null,setData:function(e,s){var i="";Me.length&&Ne===t?Me.forEach((function(t,e){i+=(e?", ":"")+t.textContent})):i=s.textContent,e.setData("Text",i)}}}return t.prototype={multiDragKeyDown:!1,isMultiDrag:!1,delayStartGlobal:function(t){var e=t.dragEl;Ie=e},delayEnded:function(){this.isMultiDrag=~Me.indexOf(Ie)},setupClone:function(t){var e=t.sortable,s=t.cancel;if(this.isMultiDrag){for(var i=0;i<Me.length;i++)Le.push($(Me[i])),Le[i].sortableIndex=Me[i].sortableIndex,Le[i].draggable=!1,Le[i].style["will-change"]="",N(Le[i],this.options.selectedClass,!1),Me[i]===Ie&&N(Le[i],this.options.chosenClass,!1);e._hideClone(),s()}},clone:function(t){var e=t.sortable,s=t.rootEl,i=t.dispatchSortableEvent,r=t.cancel;this.isMultiDrag&&(this.options.removeCloneOnHide||Me.length&&Ne===e&&(Ue(!0,s),i("clone"),r()))},showClone:function(t){var e=t.cloneNowShown,s=t.rootEl,i=t.cancel;this.isMultiDrag&&(Ue(!1,s),Le.forEach((function(t){I(t,"display","")})),e(),De=!1,i())},hideClone:function(t){var e=this,s=(t.sortable,t.cloneNowHidden),i=t.cancel;this.isMultiDrag&&(Le.forEach((function(t){I(t,"display","none"),e.options.removeCloneOnHide&&t.parentNode&&t.parentNode.removeChild(t)})),s(),De=!0,i())},dragStartGlobal:function(t){t.sortable;!this.isMultiDrag&&Ne&&Ne.multiDrag._deselectMultiDrag(),Me.forEach((function(t){t.sortableIndex=F(t)})),Me=Me.sort((function(t,e){return t.sortableIndex-e.sortableIndex})),je=!0},dragStarted:function(t){var e=this,s=t.sortable;if(this.isMultiDrag){if(this.options.sort&&(s.captureAnimationState(),this.options.animation)){Me.forEach((function(t){t!==Ie&&I(t,"position","absolute")}));var i=L(Ie,!1,!0,!0);Me.forEach((function(t){t!==Ie&&X(t,i)})),Re=!0,_e=!0}s.animateAll((function(){Re=!1,_e=!1,e.options.animation&&Me.forEach((function(t){G(t)})),e.options.sort&&qe()}))}},dragOver:function(t){var e=t.target,s=t.completed,i=t.cancel;Re&&~Me.indexOf(e)&&(s(!1),i())},revert:function(t){var e=t.fromSortable,s=t.rootEl,i=t.sortable,r=t.dragRect;Me.length>1&&(Me.forEach((function(t){i.addAnimationState({target:t,rect:Re?L(t):r}),G(t),t.fromRect=r,e.removeAnimationState(t)})),Re=!1,Be(!this.options.removeCloneOnHide,s))},dragOverCompleted:function(t){var e=t.sortable,s=t.isOwner,i=t.insertion,r=t.activeSortable,n=t.parentEl,a=t.putSortable,o=this.options;if(i){if(s&&r._hideClone(),_e=!1,o.animation&&Me.length>1&&(Re||!s&&!r.options.sort&&!a)){var c=L(Ie,!1,!0,!0);Me.forEach((function(t){t!==Ie&&(X(t,c),n.appendChild(t))})),Re=!0}if(!s)if(Re||qe(),Me.length>1){var h=De;r._showClone(e),r.options.animation&&!De&&h&&Le.forEach((function(t){r.addAnimationState({target:t,rect:Oe}),t.fromRect=Oe,t.thisAnimationDuration=null}))}else r._showClone(e)}},dragOverAnimationCapture:function(t){var e=t.dragRect,s=t.isOwner,i=t.activeSortable;if(Me.forEach((function(t){t.thisAnimationDuration=null})),i.options.animation&&!s&&i.multiDrag.isMultiDrag){Oe=n({},e);var 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m=L(Ie),y=F(Ie,":not(."+this.options.selectedClass+")");if(!_e&&h.animation&&(Ie.thisAnimationDuration=null),c.captureAnimationState(),!_e&&(h.animation&&(Ie.fromRect=m,Me.forEach((function(t){if(t.thisAnimationDuration=null,t!==Ie){var e=Re?L(t):m;t.fromRect=e,c.addAnimationState({target:t,rect:e})}}))),qe(),Me.forEach((function(t){l[y]?i.insertBefore(t,l[y]):i.appendChild(t),y++})),a===F(Ie))){var g=!1;Me.forEach((function(t){t.sortableIndex===F(t)||(g=!0)})),g&&n("update")}Me.forEach((function(t){G(t)})),c.animateAll()}Ne=c}(s===i||o&&"clone"!==o.lastPutMode)&&Le.forEach((function(t){t.parentNode&&t.parentNode.removeChild(t)}))}},nullingGlobal:function(){this.isMultiDrag=je=!1,Le.length=0},destroyGlobal:function(){this._deselectMultiDrag(),T(document,"pointerup",this._deselectMultiDrag),T(document,"mouseup",this._deselectMultiDrag),T(document,"touchend",this._deselectMultiDrag),T(document,"keydown",this._checkKeyDown),T(document,"keyup",this._checkKeyUp)},_deselectMultiDrag:function(t){if(("undefined"===typeof je||!je)&&Ne===this.sortable&&(!t||!S(t.target,this.options.draggable,this.sortable.el,!1))&&(!t||0===t.button))while(Me.length){var 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