typescript.d.ts

/*! *****************************************************************************
Copyright (c) Microsoft Corporation. All rights reserved. 
Licensed under the Apache License, Version 2.0 (the "License"); you may not use
this file except in compliance with the License. You may obtain a copy of the
License at http://www.apache.org/licenses/LICENSE-2.0  
 
THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE, 
MERCHANTABLITY OR NON-INFRINGEMENT. 
 
See the Apache Version 2.0 License for specific language governing permissions
and limitations under the License.
***************************************************************************** */

declare namespace ts {
    interface MapLike<T> {
        [index: string]: T;
    }
    interface Map<T> extends MapLike<T> {
        __mapBrand: any;
    }
    type Path = string & {
        __pathBrand: any;
    };
    interface FileMap<T> {
        get(fileName: Path): T;
        set(fileName: Path, value: T): void;
        contains(fileName: Path): boolean;
        remove(fileName: Path): void;
        forEachValue(f: (key: Path, v: T) => void): void;
        clear(): void;
    }
    interface TextRange {
        pos: number;
        end: number;
    }
    enum SyntaxKind {
        Unknown = 0,
        EndOfFileToken = 1,
        SingleLineCommentTrivia = 2,
        MultiLineCommentTrivia = 3,
        NewLineTrivia = 4,
        WhitespaceTrivia = 5,
        ShebangTrivia = 6,
        ConflictMarkerTrivia = 7,
        NumericLiteral = 8,
        StringLiteral = 9,
        RegularExpressionLiteral = 10,
        NoSubstitutionTemplateLiteral = 11,
        TemplateHead = 12,
        TemplateMiddle = 13,
        TemplateTail = 14,
        OpenBraceToken = 15,
        CloseBraceToken = 16,
        OpenParenToken = 17,
        CloseParenToken = 18,
        OpenBracketToken = 19,
        CloseBracketToken = 20,
        DotToken = 21,
        DotDotDotToken = 22,
        SemicolonToken = 23,
        CommaToken = 24,
        LessThanToken = 25,
        LessThanSlashToken = 26,
        GreaterThanToken = 27,
        LessThanEqualsToken = 28,
        GreaterThanEqualsToken = 29,
        EqualsEqualsToken = 30,
        ExclamationEqualsToken = 31,
        EqualsEqualsEqualsToken = 32,
        ExclamationEqualsEqualsToken = 33,
        EqualsGreaterThanToken = 34,
        PlusToken = 35,
        MinusToken = 36,
        AsteriskToken = 37,
        AsteriskAsteriskToken = 38,
        SlashToken = 39,
        PercentToken = 40,
        PlusPlusToken = 41,
        MinusMinusToken = 42,
        LessThanLessThanToken = 43,
        GreaterThanGreaterThanToken = 44,
        GreaterThanGreaterThanGreaterThanToken = 45,
        AmpersandToken = 46,
        BarToken = 47,
        CaretToken = 48,
        ExclamationToken = 49,
        TildeToken = 50,
        AmpersandAmpersandToken = 51,
        BarBarToken = 52,
        QuestionToken = 53,
        ColonToken = 54,
        AtToken = 55,
        EqualsToken = 56,
        PlusEqualsToken = 57,
        MinusEqualsToken = 58,
        AsteriskEqualsToken = 59,
        AsteriskAsteriskEqualsToken = 60,
        SlashEqualsToken = 61,
        PercentEqualsToken = 62,
        LessThanLessThanEqualsToken = 63,
        GreaterThanGreaterThanEqualsToken = 64,
        GreaterThanGreaterThanGreaterThanEqualsToken = 65,
        AmpersandEqualsToken = 66,
        BarEqualsToken = 67,
        CaretEqualsToken = 68,
        Identifier = 69,
        BreakKeyword = 70,
        CaseKeyword = 71,
        CatchKeyword = 72,
        ClassKeyword = 73,
        ConstKeyword = 74,
        ContinueKeyword = 75,
        DebuggerKeyword = 76,
        DefaultKeyword = 77,
        DeleteKeyword = 78,
        DoKeyword = 79,
        ElseKeyword = 80,
        EnumKeyword = 81,
        ExportKeyword = 82,
        ExtendsKeyword = 83,
        FalseKeyword = 84,
        FinallyKeyword = 85,
        ForKeyword = 86,
        FunctionKeyword = 87,
        IfKeyword = 88,
        ImportKeyword = 89,
        InKeyword = 90,
        InstanceOfKeyword = 91,
        NewKeyword = 92,
        NullKeyword = 93,
        ReturnKeyword = 94,
        SuperKeyword = 95,
        SwitchKeyword = 96,
        ThisKeyword = 97,
        ThrowKeyword = 98,
        TrueKeyword = 99,
        TryKeyword = 100,
        TypeOfKeyword = 101,
        VarKeyword = 102,
        VoidKeyword = 103,
        WhileKeyword = 104,
        WithKeyword = 105,
        ImplementsKeyword = 106,
        InterfaceKeyword = 107,
        LetKeyword = 108,
        PackageKeyword = 109,
        PrivateKeyword = 110,
        ProtectedKeyword = 111,
        PublicKeyword = 112,
        StaticKeyword = 113,
        YieldKeyword = 114,
        AbstractKeyword = 115,
        AsKeyword = 116,
        AnyKeyword = 117,
        AsyncKeyword = 118,
        AwaitKeyword = 119,
        BooleanKeyword = 120,
        ConstructorKeyword = 121,
        DeclareKeyword = 122,
        GetKeyword = 123,
        IsKeyword = 124,
        ModuleKeyword = 125,
        NamespaceKeyword = 126,
        NeverKeyword = 127,
        ReadonlyKeyword = 128,
        RequireKeyword = 129,
        NumberKeyword = 130,
        SetKeyword = 131,
        StringKeyword = 132,
        SymbolKeyword = 133,
        TypeKeyword = 134,
        UndefinedKeyword = 135,
        FromKeyword = 136,
        GlobalKeyword = 137,
        OfKeyword = 138,
        QualifiedName = 139,
        ComputedPropertyName = 140,
        TypeParameter = 141,
        Parameter = 142,
        Decorator = 143,
        PropertySignature = 144,
        PropertyDeclaration = 145,
        MethodSignature = 146,
        MethodDeclaration = 147,
        Constructor = 148,
        GetAccessor = 149,
        SetAccessor = 150,
        CallSignature = 151,
        ConstructSignature = 152,
        IndexSignature = 153,
        TypePredicate = 154,
        TypeReference = 155,
        FunctionType = 156,
        ConstructorType = 157,
        TypeQuery = 158,
        TypeLiteral = 159,
        ArrayType = 160,
        TupleType = 161,
        UnionType = 162,
        IntersectionType = 163,
        ParenthesizedType = 164,
        ThisType = 165,
        LiteralType = 166,
        ObjectBindingPattern = 167,
        ArrayBindingPattern = 168,
        BindingElement = 169,
        ArrayLiteralExpression = 170,
        ObjectLiteralExpression = 171,
        PropertyAccessExpression = 172,
        ElementAccessExpression = 173,
        CallExpression = 174,
        NewExpression = 175,
        TaggedTemplateExpression = 176,
        TypeAssertionExpression = 177,
        ParenthesizedExpression = 178,
        FunctionExpression = 179,
        ArrowFunction = 180,
        DeleteExpression = 181,
        TypeOfExpression = 182,
        VoidExpression = 183,
        AwaitExpression = 184,
        PrefixUnaryExpression = 185,
        PostfixUnaryExpression = 186,
        BinaryExpression = 187,
        ConditionalExpression = 188,
        TemplateExpression = 189,
        YieldExpression = 190,
        SpreadElementExpression = 191,
        ClassExpression = 192,
        OmittedExpression = 193,
        ExpressionWithTypeArguments = 194,
        AsExpression = 195,
        NonNullExpression = 196,
        TemplateSpan = 197,
        SemicolonClassElement = 198,
        Block = 199,
        VariableStatement = 200,
        EmptyStatement = 201,
        ExpressionStatement = 202,
        IfStatement = 203,
        DoStatement = 204,
        WhileStatement = 205,
        ForStatement = 206,
        ForInStatement = 207,
        ForOfStatement = 208,
        ContinueStatement = 209,
        BreakStatement = 210,
        ReturnStatement = 211,
        WithStatement = 212,
        SwitchStatement = 213,
        LabeledStatement = 214,
        ThrowStatement = 215,
        TryStatement = 216,
        DebuggerStatement = 217,
        VariableDeclaration = 218,
        VariableDeclarationList = 219,
        FunctionDeclaration = 220,
        ClassDeclaration = 221,
        InterfaceDeclaration = 222,
        TypeAliasDeclaration = 223,
        EnumDeclaration = 224,
        ModuleDeclaration = 225,
        ModuleBlock = 226,
        CaseBlock = 227,
        NamespaceExportDeclaration = 228,
        ImportEqualsDeclaration = 229,
        ImportDeclaration = 230,
        ImportClause = 231,
        NamespaceImport = 232,
        NamedImports = 233,
        ImportSpecifier = 234,
        ExportAssignment = 235,
        ExportDeclaration = 236,
        NamedExports = 237,
        ExportSpecifier = 238,
        MissingDeclaration = 239,
        ExternalModuleReference = 240,
        JsxElement = 241,
        JsxSelfClosingElement = 242,
        JsxOpeningElement = 243,
        JsxText = 244,
        JsxClosingElement = 245,
        JsxAttribute = 246,
        JsxSpreadAttribute = 247,
        JsxExpression = 248,
        CaseClause = 249,
        DefaultClause = 250,
        HeritageClause = 251,
        CatchClause = 252,
        PropertyAssignment = 253,
        ShorthandPropertyAssignment = 254,
        EnumMember = 255,
        SourceFile = 256,
        JSDocTypeExpression = 257,
        JSDocAllType = 258,
        JSDocUnknownType = 259,
        JSDocArrayType = 260,
        JSDocUnionType = 261,
        JSDocTupleType = 262,
        JSDocNullableType = 263,
        JSDocNonNullableType = 264,
        JSDocRecordType = 265,
        JSDocRecordMember = 266,
        JSDocTypeReference = 267,
        JSDocOptionalType = 268,
        JSDocFunctionType = 269,
        JSDocVariadicType = 270,
        JSDocConstructorType = 271,
        JSDocThisType = 272,
        JSDocComment = 273,
        JSDocTag = 274,
        JSDocParameterTag = 275,
        JSDocReturnTag = 276,
        JSDocTypeTag = 277,
        JSDocTemplateTag = 278,
        JSDocTypedefTag = 279,
        JSDocPropertyTag = 280,
        JSDocTypeLiteral = 281,
        JSDocLiteralType = 282,
        JSDocNullKeyword = 283,
        JSDocUndefinedKeyword = 284,
        JSDocNeverKeyword = 285,
        SyntaxList = 286,
        NotEmittedStatement = 287,
        PartiallyEmittedExpression = 288,
        Count = 289,
        FirstAssignment = 56,
        LastAssignment = 68,
        FirstCompoundAssignment = 57,
        LastCompoundAssignment = 68,
        FirstReservedWord = 70,
        LastReservedWord = 105,
        FirstKeyword = 70,
        LastKeyword = 138,
        FirstFutureReservedWord = 106,
        LastFutureReservedWord = 114,
        FirstTypeNode = 154,
        LastTypeNode = 166,
        FirstPunctuation = 15,
        LastPunctuation = 68,
        FirstToken = 0,
        LastToken = 138,
        FirstTriviaToken = 2,
        LastTriviaToken = 7,
        FirstLiteralToken = 8,
        LastLiteralToken = 11,
        FirstTemplateToken = 11,
        LastTemplateToken = 14,
        FirstBinaryOperator = 25,
        LastBinaryOperator = 68,
        FirstNode = 139,
        FirstJSDocNode = 257,
        LastJSDocNode = 282,
        FirstJSDocTagNode = 273,
        LastJSDocTagNode = 285,
    }
    enum NodeFlags {
        None = 0,
        Let = 1,
        Const = 2,
        NestedNamespace = 4,
        Synthesized = 8,
        Namespace = 16,
        ExportContext = 32,
        ContainsThis = 64,
        HasImplicitReturn = 128,
        HasExplicitReturn = 256,
        GlobalAugmentation = 512,
        HasClassExtends = 1024,
        HasDecorators = 2048,
        HasParamDecorators = 4096,
        HasAsyncFunctions = 8192,
        HasJsxSpreadAttributes = 16384,
        DisallowInContext = 32768,
        YieldContext = 65536,
        DecoratorContext = 131072,
        AwaitContext = 262144,
        ThisNodeHasError = 524288,
        JavaScriptFile = 1048576,
        ThisNodeOrAnySubNodesHasError = 2097152,
        HasAggregatedChildData = 4194304,
        BlockScoped = 3,
        ReachabilityCheckFlags = 384,
        EmitHelperFlags = 31744,
        ReachabilityAndEmitFlags = 32128,
        ContextFlags = 1540096,
        TypeExcludesFlags = 327680,
    }
    type ModifiersArray = NodeArray<Modifier>;
    enum ModifierFlags {
        None = 0,
        Export = 1,
        Ambient = 2,
        Public = 4,
        Private = 8,
        Protected = 16,
        Static = 32,
        Readonly = 64,
        Abstract = 128,
        Async = 256,
        Default = 512,
        Const = 2048,
        HasComputedFlags = 536870912,
        AccessibilityModifier = 28,
        ParameterPropertyModifier = 92,
        NonPublicAccessibilityModifier = 24,
    }
    enum JsxFlags {
        None = 0,
        /** An element from a named property of the JSX.IntrinsicElements interface */
        IntrinsicNamedElement = 1,
        /** An element inferred from the string index signature of the JSX.IntrinsicElements interface */
        IntrinsicIndexedElement = 2,
        IntrinsicElement = 3,
    }
    interface Node extends TextRange {
        kind: SyntaxKind;
        flags: NodeFlags;
        decorators?: NodeArray<Decorator>;
        modifiers?: ModifiersArray;
        parent?: Node;
    }
    interface NodeArray<T extends Node> extends Array<T>, TextRange {
        hasTrailingComma?: boolean;
    }
    interface Token extends Node {
        __tokenTag: any;
    }
    interface Modifier extends Token {
    }
    interface Identifier extends PrimaryExpression {
        text: string;
        originalKeywordKind?: SyntaxKind;
    }
    interface TransientIdentifier extends Identifier {
        resolvedSymbol: Symbol;
    }
    interface QualifiedName extends Node {
        left: EntityName;
        right: Identifier;
    }
    type EntityName = Identifier | QualifiedName;
    type PropertyName = Identifier | LiteralExpression | ComputedPropertyName;
    type DeclarationName = Identifier | LiteralExpression | ComputedPropertyName | BindingPattern;
    interface Declaration extends Node {
        _declarationBrand: any;
        name?: DeclarationName;
    }
    interface DeclarationStatement extends Declaration, Statement {
        name?: Identifier;
    }
    interface ComputedPropertyName extends Node {
        expression: Expression;
    }
    interface Decorator extends Node {
        expression: LeftHandSideExpression;
    }
    interface TypeParameterDeclaration extends Declaration {
        name: Identifier;
        constraint?: TypeNode;
        expression?: Expression;
    }
    interface SignatureDeclaration extends Declaration {
        name?: PropertyName;
        typeParameters?: NodeArray<TypeParameterDeclaration>;
        parameters: NodeArray<ParameterDeclaration>;
        type?: TypeNode;
    }
    interface CallSignatureDeclaration extends SignatureDeclaration, TypeElement {
    }
    interface ConstructSignatureDeclaration extends SignatureDeclaration, TypeElement {
    }
    type BindingName = Identifier | BindingPattern;
    interface VariableDeclaration extends Declaration {
        parent?: VariableDeclarationList;
        name: BindingName;
        type?: TypeNode;
        initializer?: Expression;
    }
    interface VariableDeclarationList extends Node {
        declarations: NodeArray<VariableDeclaration>;
    }
    interface ParameterDeclaration extends Declaration {
        dotDotDotToken?: Node;
        name: BindingName;
        questionToken?: Node;
        type?: TypeNode;
        initializer?: Expression;
    }
    interface BindingElement extends Declaration {
        propertyName?: PropertyName;
        dotDotDotToken?: Node;
        name: BindingName;
        initializer?: Expression;
    }
    interface PropertySignature extends TypeElement {
        name: PropertyName;
        questionToken?: Node;
        type?: TypeNode;
        initializer?: Expression;
    }
    interface PropertyDeclaration extends ClassElement {
        questionToken?: Node;
        name: PropertyName;
        type?: TypeNode;
        initializer?: Expression;
    }
    interface ObjectLiteralElement extends Declaration {
        _objectLiteralBrandBrand: any;
        name?: PropertyName;
    }
    type ObjectLiteralElementLike = PropertyAssignment | ShorthandPropertyAssignment | MethodDeclaration | AccessorDeclaration;
    interface PropertyAssignment extends ObjectLiteralElement {
        _propertyAssignmentBrand: any;
        name: PropertyName;
        questionToken?: Node;
        initializer: Expression;
    }
    interface ShorthandPropertyAssignment extends ObjectLiteralElement {
        name: Identifier;
        questionToken?: Node;
        equalsToken?: Node;
        objectAssignmentInitializer?: Expression;
    }
    interface VariableLikeDeclaration extends Declaration {
        propertyName?: PropertyName;
        dotDotDotToken?: Node;
        name: DeclarationName;
        questionToken?: Node;
        type?: TypeNode;
        initializer?: Expression;
    }
    interface PropertyLikeDeclaration extends Declaration {
        name: PropertyName;
    }
    interface BindingPattern extends Node {
        elements: NodeArray<BindingElement | ArrayBindingElement>;
    }
    interface ObjectBindingPattern extends BindingPattern {
        elements: NodeArray<BindingElement>;
    }
    type ArrayBindingElement = BindingElement | OmittedExpression;
    interface ArrayBindingPattern extends BindingPattern {
        elements: NodeArray<ArrayBindingElement>;
    }
    /**
     * Several node kinds share function-like features such as a signature,
     * a name, and a body. These nodes should extend FunctionLikeDeclaration.
     * Examples:
     * - FunctionDeclaration
     * - MethodDeclaration
     * - AccessorDeclaration
     */
    interface FunctionLikeDeclaration extends SignatureDeclaration {
        _functionLikeDeclarationBrand: any;
        asteriskToken?: Node;
        questionToken?: Node;
        body?: Block | Expression;
    }
    interface FunctionDeclaration extends FunctionLikeDeclaration, DeclarationStatement {
        name?: Identifier;
        body?: FunctionBody;
    }
    interface MethodSignature extends SignatureDeclaration, TypeElement {
        name: PropertyName;
    }
    interface MethodDeclaration extends FunctionLikeDeclaration, ClassElement, ObjectLiteralElement {
        name: PropertyName;
        body?: FunctionBody;
    }
    interface ConstructorDeclaration extends FunctionLikeDeclaration, ClassElement {
        body?: FunctionBody;
    }
    interface SemicolonClassElement extends ClassElement {
        _semicolonClassElementBrand: any;
    }
    interface AccessorDeclaration extends FunctionLikeDeclaration, ClassElement, ObjectLiteralElement {
        _accessorDeclarationBrand: any;
        name: PropertyName;
        body: FunctionBody;
    }
    interface GetAccessorDeclaration extends AccessorDeclaration {
    }
    interface SetAccessorDeclaration extends AccessorDeclaration {
    }
    interface IndexSignatureDeclaration extends SignatureDeclaration, ClassElement, TypeElement {
        _indexSignatureDeclarationBrand: any;
    }
    interface TypeNode extends Node {
        _typeNodeBrand: any;
    }
    interface ThisTypeNode extends TypeNode {
        _thisTypeNodeBrand: any;
    }
    interface FunctionOrConstructorTypeNode extends TypeNode, SignatureDeclaration {
        _functionOrConstructorTypeNodeBrand: any;
    }
    interface FunctionTypeNode extends FunctionOrConstructorTypeNode {
    }
    interface ConstructorTypeNode extends FunctionOrConstructorTypeNode {
    }
    interface TypeReferenceNode extends TypeNode {
        typeName: EntityName;
        typeArguments?: NodeArray<TypeNode>;
    }
    interface TypePredicateNode extends TypeNode {
        parameterName: Identifier | ThisTypeNode;
        type: TypeNode;
    }
    interface TypeQueryNode extends TypeNode {
        exprName: EntityName;
    }
    interface TypeLiteralNode extends TypeNode, Declaration {
        members: NodeArray<TypeElement>;
    }
    interface ArrayTypeNode extends TypeNode {
        elementType: TypeNode;
    }
    interface TupleTypeNode extends TypeNode {
        elementTypes: NodeArray<TypeNode>;
    }
    interface UnionOrIntersectionTypeNode extends TypeNode {
        types: NodeArray<TypeNode>;
    }
    interface UnionTypeNode extends UnionOrIntersectionTypeNode {
    }
    interface IntersectionTypeNode extends UnionOrIntersectionTypeNode {
    }
    interface ParenthesizedTypeNode extends TypeNode {
        type: TypeNode;
    }
    interface LiteralTypeNode extends TypeNode {
        _stringLiteralTypeBrand: any;
        literal: Expression;
    }
    interface StringLiteral extends LiteralExpression {
        _stringLiteralBrand: any;
    }
    interface Expression extends Node {
        _expressionBrand: any;
        contextualType?: Type;
    }
    interface OmittedExpression extends Expression {
        _omittedExpressionBrand: any;
    }
    interface UnaryExpression extends Expression {
        _unaryExpressionBrand: any;
    }
    interface IncrementExpression extends UnaryExpression {
        _incrementExpressionBrand: any;
    }
    interface PrefixUnaryExpression extends IncrementExpression {
        operator: SyntaxKind;
        operand: UnaryExpression;
    }
    interface PostfixUnaryExpression extends IncrementExpression {
        operand: LeftHandSideExpression;
        operator: SyntaxKind;
    }
    interface PostfixExpression extends UnaryExpression {
        _postfixExpressionBrand: any;
    }
    interface LeftHandSideExpression extends IncrementExpression {
        _leftHandSideExpressionBrand: any;
    }
    interface MemberExpression extends LeftHandSideExpression {
        _memberExpressionBrand: any;
    }
    interface PrimaryExpression extends MemberExpression {
        _primaryExpressionBrand: any;
    }
    interface DeleteExpression extends UnaryExpression {
        expression: UnaryExpression;
    }
    interface TypeOfExpression extends UnaryExpression {
        expression: UnaryExpression;
    }
    interface VoidExpression extends UnaryExpression {
        expression: UnaryExpression;
    }
    interface AwaitExpression extends UnaryExpression {
        expression: UnaryExpression;
    }
    interface YieldExpression extends Expression {
        asteriskToken?: Node;
        expression?: Expression;
    }
    interface BinaryExpression extends Expression, Declaration {
        left: Expression;
        operatorToken: Node;
        right: Expression;
    }
    interface ConditionalExpression extends Expression {
        condition: Expression;
        questionToken: Node;
        whenTrue: Expression;
        colonToken: Node;
        whenFalse: Expression;
    }
    type FunctionBody = Block;
    type ConciseBody = FunctionBody | Expression;
    interface FunctionExpression extends PrimaryExpression, FunctionLikeDeclaration {
        name?: Identifier;
        body: FunctionBody;
    }
    interface ArrowFunction extends Expression, FunctionLikeDeclaration {
        equalsGreaterThanToken: Node;
        body: ConciseBody;
    }
    interface LiteralLikeNode extends Node {
        text: string;
        isUnterminated?: boolean;
        hasExtendedUnicodeEscape?: boolean;
    }
    interface LiteralExpression extends LiteralLikeNode, PrimaryExpression {
        _literalExpressionBrand: any;
    }
    interface NumericLiteral extends LiteralExpression {
        _numericLiteralBrand: any;
        trailingComment?: string;
    }
    interface TemplateLiteralFragment extends LiteralLikeNode {
        _templateLiteralFragmentBrand: any;
    }
    type Template = TemplateExpression | LiteralExpression;
    interface TemplateExpression extends PrimaryExpression {
        head: TemplateLiteralFragment;
        templateSpans: NodeArray<TemplateSpan>;
    }
    interface TemplateSpan extends Node {
        expression: Expression;
        literal: TemplateLiteralFragment;
    }
    interface ParenthesizedExpression extends PrimaryExpression {
        expression: Expression;
    }
    interface ArrayLiteralExpression extends PrimaryExpression {
        elements: NodeArray<Expression>;
    }
    interface SpreadElementExpression extends Expression {
        expression: Expression;
    }
    /**
      * This interface is a base interface for ObjectLiteralExpression and JSXAttributes to extend from. JSXAttributes is similar to
      * ObjectLiteralExpression in that it contains array of properties; however, JSXAttributes' properties can only be
      * JSXAttribute or JSXSpreadAttribute. ObjectLiteralExpression, on the other hand, can only have properties of type
      * ObjectLiteralElement (e.g. PropertyAssignment, ShorthandPropertyAssignment etc.)
     **/
    interface ObjectLiteralExpressionBase<T extends ObjectLiteralElement> extends PrimaryExpression, Declaration {
        properties: NodeArray<T>;
    }
    interface ObjectLiteralExpression extends ObjectLiteralExpressionBase<ObjectLiteralElementLike> {
    }
    type EntityNameExpression = Identifier | PropertyAccessEntityNameExpression;
    type EntityNameOrEntityNameExpression = EntityName | EntityNameExpression;
    interface PropertyAccessExpression extends MemberExpression, Declaration {
        expression: LeftHandSideExpression;
        name: Identifier;
    }
    /** Brand for a PropertyAccessExpression which, like a QualifiedName, consists of a sequence of identifiers separated by dots. */
    interface PropertyAccessEntityNameExpression extends PropertyAccessExpression {
        _propertyAccessExpressionLikeQualifiedNameBrand?: any;
        expression: EntityNameExpression;
    }
    interface ElementAccessExpression extends MemberExpression {
        expression: LeftHandSideExpression;
        argumentExpression?: Expression;
    }
    interface CallExpression extends LeftHandSideExpression, Declaration {
        expression: LeftHandSideExpression;
        typeArguments?: NodeArray<TypeNode>;
        arguments: NodeArray<Expression>;
    }
    interface ExpressionWithTypeArguments extends TypeNode {
        expression: LeftHandSideExpression;
        typeArguments?: NodeArray<TypeNode>;
    }
    interface NewExpression extends CallExpression, PrimaryExpression {
    }
    interface TaggedTemplateExpression extends MemberExpression {
        tag: LeftHandSideExpression;
        template: Template;
    }
    type CallLikeExpression = CallExpression | NewExpression | TaggedTemplateExpression | Decorator;
    interface AsExpression extends Expression {
        expression: Expression;
        type: TypeNode;
    }
    interface TypeAssertion extends UnaryExpression {
        type: TypeNode;
        expression: UnaryExpression;
    }
    type AssertionExpression = TypeAssertion | AsExpression;
    interface NonNullExpression extends LeftHandSideExpression {
        expression: Expression;
    }
    interface JsxElement extends PrimaryExpression {
        openingElement: JsxOpeningElement;
        children: NodeArray<JsxChild>;
        closingElement: JsxClosingElement;
    }
    type JsxTagNameExpression = PrimaryExpression | PropertyAccessExpression;
    interface JsxOpeningElement extends Expression {
        _openingElementBrand?: any;
        tagName: JsxTagNameExpression;
        attributes: NodeArray<JsxAttribute | JsxSpreadAttribute>;
    }
    interface JsxSelfClosingElement extends PrimaryExpression, JsxOpeningElement {
        _selfClosingElementBrand?: any;
    }
    type JsxOpeningLikeElement = JsxSelfClosingElement | JsxOpeningElement;
    type JsxAttributeLike = JsxAttribute | JsxSpreadAttribute;
    interface JsxAttribute extends Node {
        name: Identifier;
        initializer?: StringLiteral | JsxExpression;
    }
    interface JsxSpreadAttribute extends Node {
        expression: Expression;
    }
    interface JsxClosingElement extends Node {
        tagName: JsxTagNameExpression;
    }
    interface JsxExpression extends Expression {
        expression?: Expression;
    }
    interface JsxText extends Node {
        _jsxTextExpressionBrand: any;
    }
    type JsxChild = JsxText | JsxExpression | JsxElement | JsxSelfClosingElement;
    interface Statement extends Node {
        _statementBrand: any;
    }
    interface EmptyStatement extends Statement {
    }
    interface DebuggerStatement extends Statement {
    }
    interface MissingDeclaration extends DeclarationStatement, ClassElement, ObjectLiteralElement, TypeElement {
        name?: Identifier;
    }
    type BlockLike = SourceFile | Block | ModuleBlock | CaseClause;
    interface Block extends Statement {
        statements: NodeArray<Statement>;
    }
    interface VariableStatement extends Statement {
        declarationList: VariableDeclarationList;
    }
    interface ExpressionStatement extends Statement {
        expression: Expression;
    }
    interface IfStatement extends Statement {
        expression: Expression;
        thenStatement: Statement;
        elseStatement?: Statement;
    }
    interface IterationStatement extends Statement {
        statement: Statement;
    }
    interface DoStatement extends IterationStatement {
        expression: Expression;
    }
    interface WhileStatement extends IterationStatement {
        expression: Expression;
    }
    type ForInitializer = VariableDeclarationList | Expression;
    interface ForStatement extends IterationStatement {
        initializer?: ForInitializer;
        condition?: Expression;
        incrementor?: Expression;
    }
    interface ForInStatement extends IterationStatement {
        initializer: ForInitializer;
        expression: Expression;
    }
    interface ForOfStatement extends IterationStatement {
        initializer: ForInitializer;
        expression: Expression;
    }
    interface BreakStatement extends Statement {
        label?: Identifier;
    }
    interface ContinueStatement extends Statement {
        label?: Identifier;
    }
    type BreakOrContinueStatement = BreakStatement | ContinueStatement;
    interface ReturnStatement extends Statement {
        expression?: Expression;
    }
    interface WithStatement extends Statement {
        expression: Expression;
        statement: Statement;
    }
    interface SwitchStatement extends Statement {
        expression: Expression;
        caseBlock: CaseBlock;
        possiblyExhaustive?: boolean;
    }
    interface CaseBlock extends Node {
        clauses: NodeArray<CaseOrDefaultClause>;
    }
    interface CaseClause extends Node {
        expression: Expression;
        statements: NodeArray<Statement>;
    }
    interface DefaultClause extends Node {
        statements: NodeArray<Statement>;
    }
    type CaseOrDefaultClause = CaseClause | DefaultClause;
    interface LabeledStatement extends Statement {
        label: Identifier;
        statement: Statement;
    }
    interface ThrowStatement extends Statement {
        expression: Expression;
    }
    interface TryStatement extends Statement {
        tryBlock: Block;
        catchClause?: CatchClause;
        finallyBlock?: Block;
    }
    interface CatchClause extends Node {
        variableDeclaration: VariableDeclaration;
        block: Block;
    }
    type DeclarationWithTypeParameters = SignatureDeclaration | ClassLikeDeclaration | InterfaceDeclaration | TypeAliasDeclaration;
    interface ClassLikeDeclaration extends Declaration {
        name?: Identifier;
        typeParameters?: NodeArray<TypeParameterDeclaration>;
        heritageClauses?: NodeArray<HeritageClause>;
        members: NodeArray<ClassElement>;
    }
    interface ClassDeclaration extends ClassLikeDeclaration, DeclarationStatement {
        name?: Identifier;
    }
    interface ClassExpression extends ClassLikeDeclaration, PrimaryExpression {
    }
    interface ClassElement extends Declaration {
        _classElementBrand: any;
        name?: PropertyName;
    }
    interface TypeElement extends Declaration {
        _typeElementBrand: any;
        name?: PropertyName;
        questionToken?: Node;
    }
    interface InterfaceDeclaration extends DeclarationStatement {
        name: Identifier;
        typeParameters?: NodeArray<TypeParameterDeclaration>;
        heritageClauses?: NodeArray<HeritageClause>;
        members: NodeArray<TypeElement>;
    }
    interface HeritageClause extends Node {
        token: SyntaxKind;
        types?: NodeArray<ExpressionWithTypeArguments>;
    }
    interface TypeAliasDeclaration extends DeclarationStatement {
        name: Identifier;
        typeParameters?: NodeArray<TypeParameterDeclaration>;
        type: TypeNode;
    }
    interface EnumMember extends Declaration {
        name: PropertyName;
        initializer?: Expression;
    }
    interface EnumDeclaration extends DeclarationStatement {
        name: Identifier;
        members: NodeArray<EnumMember>;
    }
    type ModuleBody = ModuleBlock | ModuleDeclaration;
    type ModuleName = Identifier | StringLiteral;
    interface ModuleDeclaration extends DeclarationStatement {
        name: Identifier | LiteralExpression;
        body?: ModuleBlock | ModuleDeclaration;
    }
    interface ModuleBlock extends Node, Statement {
        statements: NodeArray<Statement>;
    }
    type ModuleReference = EntityName | ExternalModuleReference;
    interface ImportEqualsDeclaration extends DeclarationStatement {
        name: Identifier;
        moduleReference: ModuleReference;
    }
    interface ExternalModuleReference extends Node {
        expression?: Expression;
    }
    interface ImportDeclaration extends Statement {
        importClause?: ImportClause;
        moduleSpecifier: Expression;
    }
    type NamedImportBindings = NamespaceImport | NamedImports;
    interface ImportClause extends Declaration {
        name?: Identifier;
        namedBindings?: NamedImportBindings;
    }
    interface NamespaceImport extends Declaration {
        name: Identifier;
    }
    interface NamespaceExportDeclaration extends DeclarationStatement {
        name: Identifier;