/*! *****************************************************************************

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 {

const versionMajorMinor = "3.4";

/** The version of the TypeScript compiler release */

const version: string;

}

declare namespace ts {

/**

* Type of objects whose values are all of the same type.

* The `in` and `for-in` operators can *not* be safely used,

* since `Object.prototype` may be modified by outside code.

*/

interface MapLike<T> {

[index: string]: T;

}

interface SortedReadonlyArray<T> extends ReadonlyArray<T> {

" __sortedArrayBrand": any;

}

interface SortedArray<T> extends Array<T> {

" __sortedArrayBrand": any;

}

/** ES6 Map interface, only read methods included. */

interface ReadonlyMap<T> {

get(key: string): T | undefined;

has(key: string): boolean;

forEach(action: (value: T, key: string) => void): void;

readonly size: number;

keys(): Iterator<string>;

values(): Iterator<T>;

entries(): Iterator<[string, T]>;

}

/** ES6 Map interface. */

interface Map<T> extends ReadonlyMap<T> {

set(key: string, value: T): this;

delete(key: string): boolean;

clear(): void;

}

/** ES6 Iterator type. */

interface Iterator<T> {

next(): {

value: T;

done: false;

} | {

value: never;

done: true;

};

}

/** Array that is only intended to be pushed to, never read. */

interface Push<T> {

push(...values: T[]): void;

}

}

declare namespace ts {

type Path = string & {

__pathBrand: any;

};

interface TextRange {

pos: number;

end: number;

}

type JsDocSyntaxKind = SyntaxKind.EndOfFileToken | SyntaxKind.WhitespaceTrivia | SyntaxKind.AtToken | SyntaxKind.NewLineTrivia | SyntaxKind.AsteriskToken | SyntaxKind.OpenBraceToken | SyntaxKind.CloseBraceToken | SyntaxKind.LessThanToken | SyntaxKind.OpenBracketToken | SyntaxKind.CloseBracketToken | SyntaxKind.EqualsToken | SyntaxKind.CommaToken | SyntaxKind.DotToken | SyntaxKind.Identifier | SyntaxKind.NoSubstitutionTemplateLiteral | SyntaxKind.Unknown | KeywordSyntaxKind;

type KeywordSyntaxKind = SyntaxKind.AbstractKeyword | SyntaxKind.AnyKeyword | SyntaxKind.AsKeyword | SyntaxKind.BigIntKeyword | SyntaxKind.BooleanKeyword | SyntaxKind.BreakKeyword | SyntaxKind.CaseKeyword | SyntaxKind.CatchKeyword | SyntaxKind.ClassKeyword | SyntaxKind.ContinueKeyword | SyntaxKind.ConstKeyword | SyntaxKind.ConstructorKeyword | SyntaxKind.DebuggerKeyword | SyntaxKind.DeclareKeyword | SyntaxKind.DefaultKeyword | SyntaxKind.DeleteKeyword | SyntaxKind.DoKeyword | SyntaxKind.ElseKeyword | SyntaxKind.EnumKeyword | SyntaxKind.ExportKeyword | SyntaxKind.ExtendsKeyword | SyntaxKind.FalseKeyword | SyntaxKind.FinallyKeyword | SyntaxKind.ForKeyword | SyntaxKind.FromKeyword | SyntaxKind.FunctionKeyword | SyntaxKind.GetKeyword | SyntaxKind.IfKeyword | SyntaxKind.ImplementsKeyword | SyntaxKind.ImportKeyword | SyntaxKind.InKeyword | SyntaxKind.InferKeyword | SyntaxKind.InstanceOfKeyword | SyntaxKind.InterfaceKeyword | SyntaxKind.IsKeyword | SyntaxKind.KeyOfKeyword | SyntaxKind.LetKeyword | SyntaxKind.ModuleKeyword | SyntaxKind.NamespaceKeyword | SyntaxKind.NeverKeyword | SyntaxKind.NewKeyword | SyntaxKind.NullKeyword | SyntaxKind.NumberKeyword | SyntaxKind.ObjectKeyword | SyntaxKind.PackageKeyword | SyntaxKind.PrivateKeyword | SyntaxKind.ProtectedKeyword | SyntaxKind.PublicKeyword | SyntaxKind.ReadonlyKeyword | SyntaxKind.RequireKeyword | SyntaxKind.GlobalKeyword | SyntaxKind.ReturnKeyword | SyntaxKind.SetKeyword | SyntaxKind.StaticKeyword | SyntaxKind.StringKeyword | SyntaxKind.SuperKeyword | SyntaxKind.SwitchKeyword | SyntaxKind.SymbolKeyword | SyntaxKind.ThisKeyword | SyntaxKind.ThrowKeyword | SyntaxKind.TrueKeyword | SyntaxKind.TryKeyword | SyntaxKind.TypeKeyword | SyntaxKind.TypeOfKeyword | SyntaxKind.UndefinedKeyword | SyntaxKind.UniqueKeyword | SyntaxKind.UnknownKeyword | SyntaxKind.VarKeyword | SyntaxKind.VoidKeyword | SyntaxKind.WhileKeyword | SyntaxKind.WithKeyword | SyntaxKind.YieldKeyword | SyntaxKind.AsyncKeyword | SyntaxKind.AwaitKeyword | SyntaxKind.OfKeyword;

type JsxTokenSyntaxKind = SyntaxKind.LessThanSlashToken | SyntaxKind.EndOfFileToken | SyntaxKind.ConflictMarkerTrivia | SyntaxKind.JsxText | SyntaxKind.JsxTextAllWhiteSpaces | SyntaxKind.OpenBraceToken | SyntaxKind.LessThanToken;

enum SyntaxKind {

Unknown = 0,

EndOfFileToken = 1,

SingleLineCommentTrivia = 2,

MultiLineCommentTrivia = 3,

NewLineTrivia = 4,

WhitespaceTrivia = 5,

ShebangTrivia = 6,

ConflictMarkerTrivia = 7,

NumericLiteral = 8,

BigIntLiteral = 9,

StringLiteral = 10,

JsxText = 11,

JsxTextAllWhiteSpaces = 12,

RegularExpressionLiteral = 13,

NoSubstitutionTemplateLiteral = 14,

TemplateHead = 15,

TemplateMiddle = 16,

TemplateTail = 17,

OpenBraceToken = 18,

CloseBraceToken = 19,

OpenParenToken = 20,

CloseParenToken = 21,

OpenBracketToken = 22,

CloseBracketToken = 23,

DotToken = 24,

DotDotDotToken = 25,

SemicolonToken = 26,

CommaToken = 27,

LessThanToken = 28,

LessThanSlashToken = 29,

GreaterThanToken = 30,

LessThanEqualsToken = 31,

GreaterThanEqualsToken = 32,

EqualsEqualsToken = 33,

ExclamationEqualsToken = 34,

EqualsEqualsEqualsToken = 35,

ExclamationEqualsEqualsToken = 36,

EqualsGreaterThanToken = 37,

PlusToken = 38,

MinusToken = 39,

AsteriskToken = 40,

AsteriskAsteriskToken = 41,

SlashToken = 42,

PercentToken = 43,

PlusPlusToken = 44,

MinusMinusToken = 45,

LessThanLessThanToken = 46,

GreaterThanGreaterThanToken = 47,

GreaterThanGreaterThanGreaterThanToken = 48,

AmpersandToken = 49,

BarToken = 50,

CaretToken = 51,

ExclamationToken = 52,

TildeToken = 53,

AmpersandAmpersandToken = 54,

BarBarToken = 55,

QuestionToken = 56,

ColonToken = 57,

AtToken = 58,

EqualsToken = 59,

PlusEqualsToken = 60,

MinusEqualsToken = 61,

AsteriskEqualsToken = 62,

AsteriskAsteriskEqualsToken = 63,

SlashEqualsToken = 64,

PercentEqualsToken = 65,

LessThanLessThanEqualsToken = 66,

GreaterThanGreaterThanEqualsToken = 67,

GreaterThanGreaterThanGreaterThanEqualsToken = 68,

AmpersandEqualsToken = 69,

BarEqualsToken = 70,

CaretEqualsToken = 71,

Identifier = 72,

BreakKeyword = 73,

CaseKeyword = 74,

CatchKeyword = 75,

ClassKeyword = 76,

ConstKeyword = 77,

ContinueKeyword = 78,

DebuggerKeyword = 79,

DefaultKeyword = 80,

DeleteKeyword = 81,

DoKeyword = 82,

ElseKeyword = 83,

EnumKeyword = 84,

ExportKeyword = 85,

ExtendsKeyword = 86,

FalseKeyword = 87,

FinallyKeyword = 88,

ForKeyword = 89,

FunctionKeyword = 90,

IfKeyword = 91,

ImportKeyword = 92,

InKeyword = 93,

InstanceOfKeyword = 94,

NewKeyword = 95,

NullKeyword = 96,

ReturnKeyword = 97,

SuperKeyword = 98,

SwitchKeyword = 99,

ThisKeyword = 100,

ThrowKeyword = 101,

TrueKeyword = 102,

TryKeyword = 103,

TypeOfKeyword = 104,

VarKeyword = 105,

VoidKeyword = 106,

WhileKeyword = 107,

WithKeyword = 108,

ImplementsKeyword = 109,

InterfaceKeyword = 110,

LetKeyword = 111,

PackageKeyword = 112,

PrivateKeyword = 113,

ProtectedKeyword = 114,

PublicKeyword = 115,

StaticKeyword = 116,

YieldKeyword = 117,

AbstractKeyword = 118,

AsKeyword = 119,

AnyKeyword = 120,

AsyncKeyword = 121,

AwaitKeyword = 122,

BooleanKeyword = 123,

ConstructorKeyword = 124,

DeclareKeyword = 125,

GetKeyword = 126,

InferKeyword = 127,

IsKeyword = 128,

KeyOfKeyword = 129,

ModuleKeyword = 130,

NamespaceKeyword = 131,

NeverKeyword = 132,

ReadonlyKeyword = 133,

RequireKeyword = 134,

NumberKeyword = 135,

ObjectKeyword = 136,

SetKeyword = 137,

StringKeyword = 138,

SymbolKeyword = 139,

TypeKeyword = 140,

UndefinedKeyword = 141,

UniqueKeyword = 142,

UnknownKeyword = 143,

FromKeyword = 144,

GlobalKeyword = 145,

BigIntKeyword = 146,

OfKeyword = 147,

QualifiedName = 148,

ComputedPropertyName = 149,

TypeParameter = 150,

Parameter = 151,

Decorator = 152,

PropertySignature = 153,

PropertyDeclaration = 154,

MethodSignature = 155,

MethodDeclaration = 156,

Constructor = 157,

GetAccessor = 158,

SetAccessor = 159,

CallSignature = 160,

ConstructSignature = 161,

IndexSignature = 162,

TypePredicate = 163,

TypeReference = 164,

FunctionType = 165,

ConstructorType = 166,

TypeQuery = 167,

TypeLiteral = 168,

ArrayType = 169,

TupleType = 170,

OptionalType = 171,

RestType = 172,

UnionType = 173,

IntersectionType = 174,

ConditionalType = 175,

InferType = 176,

ParenthesizedType = 177,

ThisType = 178,

TypeOperator = 179,

IndexedAccessType = 180,

MappedType = 181,

LiteralType = 182,

ImportType = 183,

ObjectBindingPattern = 184,

ArrayBindingPattern = 185,

BindingElement = 186,

ArrayLiteralExpression = 187,

ObjectLiteralExpression = 188,

PropertyAccessExpression = 189,

ElementAccessExpression = 190,

CallExpression = 191,

NewExpression = 192,

TaggedTemplateExpression = 193,

TypeAssertionExpression = 194,

ParenthesizedExpression = 195,

FunctionExpression = 196,

ArrowFunction = 197,

DeleteExpression = 198,

TypeOfExpression = 199,

VoidExpression = 200,

AwaitExpression = 201,

PrefixUnaryExpression = 202,

PostfixUnaryExpression = 203,

BinaryExpression = 204,

ConditionalExpression = 205,

TemplateExpression = 206,

YieldExpression = 207,

SpreadElement = 208,

ClassExpression = 209,

OmittedExpression = 210,

ExpressionWithTypeArguments = 211,

AsExpression = 212,

NonNullExpression = 213,

MetaProperty = 214,

SyntheticExpression = 215,

TemplateSpan = 216,

SemicolonClassElement = 217,

Block = 218,

VariableStatement = 219,

EmptyStatement = 220,

ExpressionStatement = 221,

IfStatement = 222,

DoStatement = 223,

WhileStatement = 224,

ForStatement = 225,

ForInStatement = 226,

ForOfStatement = 227,

ContinueStatement = 228,

BreakStatement = 229,

ReturnStatement = 230,

WithStatement = 231,

SwitchStatement = 232,

LabeledStatement = 233,

ThrowStatement = 234,

TryStatement = 235,

DebuggerStatement = 236,

VariableDeclaration = 237,

VariableDeclarationList = 238,

FunctionDeclaration = 239,

ClassDeclaration = 240,

InterfaceDeclaration = 241,

TypeAliasDeclaration = 242,

EnumDeclaration = 243,

ModuleDeclaration = 244,

ModuleBlock = 245,

CaseBlock = 246,

NamespaceExportDeclaration = 247,

ImportEqualsDeclaration = 248,

ImportDeclaration = 249,

ImportClause = 250,

NamespaceImport = 251,

NamedImports = 252,

ImportSpecifier = 253,

ExportAssignment = 254,

ExportDeclaration = 255,

NamedExports = 256,

ExportSpecifier = 257,

MissingDeclaration = 258,

ExternalModuleReference = 259,

JsxElement = 260,

JsxSelfClosingElement = 261,

JsxOpeningElement = 262,

JsxClosingElement = 263,

JsxFragment = 264,

JsxOpeningFragment = 265,

JsxClosingFragment = 266,

JsxAttribute = 267,

JsxAttributes = 268,

JsxSpreadAttribute = 269,

JsxExpression = 270,

CaseClause = 271,

DefaultClause = 272,

HeritageClause = 273,

CatchClause = 274,

PropertyAssignment = 275,

ShorthandPropertyAssignment = 276,

SpreadAssignment = 277,

EnumMember = 278,

UnparsedPrologue = 279,

UnparsedPrepend = 280,

UnparsedText = 281,

UnparsedInternalText = 282,

UnparsedSyntheticReference = 283,

SourceFile = 284,

Bundle = 285,

UnparsedSource = 286,

InputFiles = 287,

JSDocTypeExpression = 288,

JSDocAllType = 289,

JSDocUnknownType = 290,

JSDocNullableType = 291,

JSDocNonNullableType = 292,

JSDocOptionalType = 293,

JSDocFunctionType = 294,

JSDocVariadicType = 295,

JSDocComment = 296,

JSDocTypeLiteral = 297,

JSDocSignature = 298,

JSDocTag = 299,

JSDocAugmentsTag = 300,

JSDocClassTag = 301,

JSDocCallbackTag = 302,

JSDocEnumTag = 303,

JSDocParameterTag = 304,

JSDocReturnTag = 305,

JSDocThisTag = 306,

JSDocTypeTag = 307,

JSDocTemplateTag = 308,

JSDocTypedefTag = 309,

JSDocPropertyTag = 310,

SyntaxList = 311,

NotEmittedStatement = 312,

PartiallyEmittedExpression = 313,

CommaListExpression = 314,

MergeDeclarationMarker = 315,

EndOfDeclarationMarker = 316,

Count = 317,

FirstAssignment = 59,

LastAssignment = 71,

FirstCompoundAssignment = 60,

LastCompoundAssignment = 71,

FirstReservedWord = 73,

LastReservedWord = 108,

FirstKeyword = 73,

LastKeyword = 147,

FirstFutureReservedWord = 109,

LastFutureReservedWord = 117,

FirstTypeNode = 163,

LastTypeNode = 183,

FirstPunctuation = 18,

LastPunctuation = 71,

FirstToken = 0,

LastToken = 147,

FirstTriviaToken = 2,

LastTriviaToken = 7,

FirstLiteralToken = 8,

LastLiteralToken = 14,

FirstTemplateToken = 14,

LastTemplateToken = 17,

FirstBinaryOperator = 28,

LastBinaryOperator = 71,

FirstNode = 148,

FirstJSDocNode = 288,

LastJSDocNode = 310,

FirstJSDocTagNode = 299,

LastJSDocTagNode = 310,

}

enum NodeFlags {

None = 0,

Let = 1,

Const = 2,

NestedNamespace = 4,

Synthesized = 8,

Namespace = 16,

ExportContext = 32,

ContainsThis = 64,

HasImplicitReturn = 128,

HasExplicitReturn = 256,

GlobalAugmentation = 512,

HasAsyncFunctions = 1024,

DisallowInContext = 2048,

YieldContext = 4096,

DecoratorContext = 8192,

AwaitContext = 16384,

ThisNodeHasError = 32768,

JavaScriptFile = 65536,

ThisNodeOrAnySubNodesHasError = 131072,

HasAggregatedChildData = 262144,

JSDoc = 2097152,

JsonFile = 16777216,

BlockScoped = 3,

ReachabilityCheckFlags = 384,

ReachabilityAndEmitFlags = 1408,

ContextFlags = 12679168,

TypeExcludesFlags = 20480,

}

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,

TypeScriptModifier = 2270,

ExportDefault = 513,

All = 3071

}

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 JSDocContainer {

}

type HasJSDoc = ParameterDeclaration | CallSignatureDeclaration | ConstructSignatureDeclaration | MethodSignature | PropertySignature | ArrowFunction | ParenthesizedExpression | SpreadAssignment | ShorthandPropertyAssignment | PropertyAssignment | FunctionExpression | LabeledStatement | ExpressionStatement | VariableStatement | FunctionDeclaration | ConstructorDeclaration | MethodDeclaration | PropertyDeclaration | AccessorDeclaration | ClassLikeDeclaration | InterfaceDeclaration | TypeAliasDeclaration | EnumMember | EnumDeclaration | ModuleDeclaration | ImportEqualsDeclaration | IndexSignatureDeclaration | FunctionTypeNode | ConstructorTypeNode | JSDocFunctionType | ExportDeclaration | EndOfFileToken;

type HasType = SignatureDeclaration | VariableDeclaration | ParameterDeclaration | PropertySignature | PropertyDeclaration | TypePredicateNode | ParenthesizedTypeNode | TypeOperatorNode | MappedTypeNode | AssertionExpression | TypeAliasDeclaration | JSDocTypeExpression | JSDocNonNullableType | JSDocNullableType | JSDocOptionalType | JSDocVariadicType;

type HasInitializer = HasExpressionInitializer | ForStatement | ForInStatement | ForOfStatement | JsxAttribute;

type HasExpressionInitializer = VariableDeclaration | ParameterDeclaration | BindingElement | PropertySignature | PropertyDeclaration | PropertyAssignment | EnumMember;

interface NodeArray<T extends Node> extends ReadonlyArray<T>, TextRange {

hasTrailingComma?: boolean;

}

interface Token<TKind extends SyntaxKind> extends Node {

kind: TKind;

}

type DotDotDotToken = Token<SyntaxKind.DotDotDotToken>;

type QuestionToken = Token<SyntaxKind.QuestionToken>;

type ExclamationToken = Token<SyntaxKind.ExclamationToken>;

type ColonToken = Token<SyntaxKind.ColonToken>;

type EqualsToken = Token<SyntaxKind.EqualsToken>;

type AsteriskToken = Token<SyntaxKind.AsteriskToken>;

type EqualsGreaterThanToken = Token<SyntaxKind.EqualsGreaterThanToken>;

type EndOfFileToken = Token<SyntaxKind.EndOfFileToken> & JSDocContainer;

type ReadonlyToken = Token<SyntaxKind.ReadonlyKeyword>;

type AwaitKeywordToken = Token<SyntaxKind.AwaitKeyword>;

type PlusToken = Token<SyntaxKind.PlusToken>;

type MinusToken = Token<SyntaxKind.MinusToken>;

type Modifier = Token<SyntaxKind.AbstractKeyword> | Token<SyntaxKind.AsyncKeyword> | Token<SyntaxKind.ConstKeyword> | Token<SyntaxKind.DeclareKeyword> | Token<SyntaxKind.DefaultKeyword> | Token<SyntaxKind.ExportKeyword> | Token<SyntaxKind.PublicKeyword> | Token<SyntaxKind.PrivateKeyword> | Token<SyntaxKind.ProtectedKeyword> | Token<SyntaxKind.ReadonlyKeyword> | Token<SyntaxKind.StaticKeyword>;

type ModifiersArray = NodeArray<Modifier>;

interface Identifier extends PrimaryExpression, Declaration {

kind: SyntaxKind.Identifier;

/**

* Prefer to use `id.unescapedText`. (Note: This is available only in services, not internally to the TypeScript compiler.)

* Text of identifier, but if the identifier begins with two underscores, this will begin with three.

*/

escapedText: __String;

originalKeywordKind?: SyntaxKind;

isInJSDocNamespace?: boolean;

}

interface TransientIdentifier extends Identifier {

resolvedSymbol: Symbol;

}

interface QualifiedName extends Node {

kind: SyntaxKind.QualifiedName;

left: EntityName;

right: Identifier;

}

type EntityName = Identifier | QualifiedName;

type PropertyName = Identifier | StringLiteral | NumericLiteral | ComputedPropertyName;

type DeclarationName = Identifier | StringLiteralLike | NumericLiteral | ComputedPropertyName | BindingPattern;

interface Declaration extends Node {

_declarationBrand: any;

}

interface NamedDeclaration extends Declaration {

name?: DeclarationName;

}

interface DeclarationStatement extends NamedDeclaration, Statement {

name?: Identifier | StringLiteral | NumericLiteral;

}

interface ComputedPropertyName extends Node {

parent: Declaration;

kind: SyntaxKind.ComputedPropertyName;

expression: Expression;

}

interface Decorator extends Node {

kind: SyntaxKind.Decorator;

parent: NamedDeclaration;

expression: LeftHandSideExpression;

}

interface TypeParameterDeclaration extends NamedDeclaration {

kind: SyntaxKind.TypeParameter;

parent: DeclarationWithTypeParameterChildren | InferTypeNode;

name: Identifier;

/** Note: Consider calling `getEffectiveConstraintOfTypeParameter` */

constraint?: TypeNode;

default?: TypeNode;

expression?: Expression;

}

interface SignatureDeclarationBase extends NamedDeclaration, JSDocContainer {

kind: SignatureDeclaration["kind"];

name?: PropertyName;

typeParameters?: NodeArray<TypeParameterDeclaration>;

parameters: NodeArray<ParameterDeclaration>;

type?: TypeNode;

}

type SignatureDeclaration = CallSignatureDeclaration | ConstructSignatureDeclaration | MethodSignature | IndexSignatureDeclaration | FunctionTypeNode | ConstructorTypeNode | JSDocFunctionType | FunctionDeclaration | MethodDeclaration | ConstructorDeclaration | AccessorDeclaration | FunctionExpression | ArrowFunction;

interface CallSignatureDeclaration extends SignatureDeclarationBase, TypeElement {

kind: SyntaxKind.CallSignature;

}

interface ConstructSignatureDeclaration extends SignatureDeclarationBase, TypeElement {

kind: SyntaxKind.ConstructSignature;

}

type BindingName = Identifier | BindingPattern;

interface VariableDeclaration extends NamedDeclaration {

kind: SyntaxKind.VariableDeclaration;

parent: VariableDeclarationList | CatchClause;

name: BindingName;

exclamationToken?: ExclamationToken;

type?: TypeNode;

initializer?: Expression;

}

interface VariableDeclarationList extends Node {

kind: SyntaxKind.VariableDeclarationList;

parent: VariableStatement | ForStatement | ForOfStatement | ForInStatement;

declarations: NodeArray<VariableDeclaration>;

}

interface ParameterDeclaration extends NamedDeclaration, JSDocContainer {

kind: SyntaxKind.Parameter;

parent: SignatureDeclaration;

dotDotDotToken?: DotDotDotToken;

name: BindingName;

questionToken?: QuestionToken;

type?: TypeNode;

initializer?: Expression;

}

interface BindingElement extends NamedDeclaration {

kind: SyntaxKind.BindingElement;

parent: BindingPattern;

propertyName?: PropertyName;

dotDotDotToken?: DotDotDotToken;

name: BindingName;

initializer?: Expression;

}

interface PropertySignature extends TypeElement, JSDocContainer {

kind: SyntaxKind.PropertySignature;

name: PropertyName;

questionToken?: QuestionToken;

type?: TypeNode;

initializer?: Expression;

}

interface PropertyDeclaration extends ClassElement, JSDocContainer {

kind: SyntaxKind.PropertyDeclaration;

parent: ClassLikeDeclaration;

name: PropertyName;

questionToken?: QuestionToken;

exclamationToken?: ExclamationToken;

type?: TypeNode;

initializer?: Expression;

}

interface ObjectLiteralElement extends NamedDeclaration {

_objectLiteralBrand: any;

name?: PropertyName;

}

/** Unlike ObjectLiteralElement, excludes JSXAttribute and JSXSpreadAttribute. */

type ObjectLiteralElementLike = PropertyAssignment | ShorthandPropertyAssignment | SpreadAssignment | MethodDeclaration | AccessorDeclaration;

interface PropertyAssignment extends ObjectLiteralElement, JSDocContainer {

parent: ObjectLiteralExpression;

kind: SyntaxKind.PropertyAssignment;

name: PropertyName;

questionToken?: QuestionToken;

initializer: Expression;

}

interface ShorthandPropertyAssignment extends ObjectLiteralElement, JSDocContainer {

parent: ObjectLiteralExpression;

kind: SyntaxKind.ShorthandPropertyAssignment;

name: Identifier;

questionToken?: QuestionToken;

exclamationToken?: ExclamationToken;

equalsToken?: Token<SyntaxKind.EqualsToken>;

objectAssignmentInitializer?: Expression;

}

interface SpreadAssignment extends ObjectLiteralElement, JSDocContainer {

parent: ObjectLiteralExpression;

kind: SyntaxKind.SpreadAssignment;

expression: Expression;

}

type VariableLikeDeclaration = VariableDeclaration | ParameterDeclaration | BindingElement | PropertyDeclaration | PropertyAssignment | PropertySignature | JsxAttribute | ShorthandPropertyAssignment | EnumMember | JSDocPropertyTag | JSDocParameterTag;

interface PropertyLikeDeclaration extends NamedDeclaration {

name: PropertyName;

}

interface ObjectBindingPattern extends Node {

kind: SyntaxKind.ObjectBindingPattern;

parent: VariableDeclaration | ParameterDeclaration | BindingElement;

elements: NodeArray<BindingElement>;

}

interface ArrayBindingPattern extends Node {

kind: SyntaxKind.ArrayBindingPattern;

parent: VariableDeclaration | ParameterDeclaration | BindingElement;

elements: NodeArray<ArrayBindingElement>;

}

type BindingPattern = ObjectBindingPattern | ArrayBindingPattern;

type ArrayBindingElement = BindingElement | OmittedExpression;

/**

* Several node kinds share function-like features such as a signature,

* a name, and a body. These nodes should extend FunctionLikeDeclarationBase.

* Examples:

* - FunctionDeclaration

* - MethodDeclaration

* - AccessorDeclaration

*/

interface FunctionLikeDeclarationBase extends SignatureDeclarationBase {

_functionLikeDeclarationBrand: any;

asteriskToken?: AsteriskToken;

questionToken?: QuestionToken;

exclamationToken?: ExclamationToken;

body?: Block | Expression;

}

type FunctionLikeDeclaration = FunctionDeclaration | MethodDeclaration | GetAccessorDeclaration | SetAccessorDeclaration | ConstructorDeclaration | FunctionExpression | ArrowFunction;

/** @deprecated Use SignatureDeclaration */

type FunctionLike = SignatureDeclaration;

interface FunctionDeclaration extends FunctionLikeDeclarationBase, DeclarationStatement {

kind: SyntaxKind.FunctionDeclaration;

name?: Identifier;

body?: FunctionBody;

}

interface MethodSignature extends SignatureDeclarationBase, TypeElement {

kind: SyntaxKind.MethodSignature;

parent: ObjectTypeDeclaration;

name: PropertyName;

}

interface MethodDeclaration extends FunctionLikeDeclarationBase, ClassElement, ObjectLiteralElement, JSDocContainer {

kind: SyntaxKind.MethodDeclaration;

parent: ClassLikeDeclaration | ObjectLiteralExpression;

name: PropertyName;

body?: FunctionBody;

}

interface ConstructorDeclaration extends FunctionLikeDeclarationBase, ClassElement, JSDocContainer {

kind: SyntaxKind.Constructor;

parent: ClassLikeDeclaration;

body?: FunctionBody;

}

/** For when we encounter a semicolon in a class declaration. ES6 allows these as class elements. */

interface SemicolonClassElement extends ClassElement {

kind: SyntaxKind.SemicolonClassElement;

parent: ClassLikeDeclaration;

}

interface GetAccessorDeclaration extends FunctionLikeDeclarationBase, ClassElement, ObjectLiteralElement, JSDocContainer {

kind: SyntaxKind.GetAccessor;

parent: ClassLikeDeclaration | ObjectLiteralExpression;

name: PropertyName;

body?: FunctionBody;

}

interface SetAccessorDeclaration extends FunctionLikeDeclarationBase, ClassElement, ObjectLiteralElement, JSDocContainer {

kind: SyntaxKind.SetAccessor;

parent: ClassLikeDeclaration | ObjectLiteralExpression;

name: PropertyName;

body?: FunctionBody;

}

type AccessorDeclaration = GetAccessorDeclaration | SetAccessorDeclaration;

interface IndexSignatureDeclaration extends SignatureDeclarationBase, ClassElement, TypeElement {

kind: SyntaxKind.IndexSignature;

parent: ObjectTypeDeclaration;

}

interface TypeNode extends Node {

_typeNodeBrand: any;

}

interface KeywordTypeNode extends TypeNode {

kind: SyntaxKind.AnyKeyword | SyntaxKind.UnknownKeyword | SyntaxKind.NumberKeyword | SyntaxKind.BigIntKeyword | SyntaxKind.ObjectKeyword | SyntaxKind.BooleanKeyword | SyntaxKind.StringKeyword | SyntaxKind.SymbolKeyword | SyntaxKind.ThisKeyword | SyntaxKind.VoidKeyword | SyntaxKind.UndefinedKeyword | SyntaxKind.NullKeyword | SyntaxKind.NeverKeyword;

}

interface ImportTypeNode extends NodeWithTypeArguments {

kind: SyntaxKind.ImportType;

isTypeOf?: boolean;

argument: TypeNode;

qualifier?: EntityName;

}

interface ThisTypeNode extends TypeNode {

kind: SyntaxKind.ThisType;

}

type FunctionOrConstructorTypeNode = FunctionTypeNode | ConstructorTypeNode;

interface FunctionOrConstructorTypeNodeBase extends TypeNode, SignatureDeclarationBase {

kind: SyntaxKind.FunctionType | SyntaxKind.ConstructorType;

type: TypeNode;

}

interface FunctionTypeNode extends FunctionOrConstructorTypeNodeBase {

kind: SyntaxKind.FunctionType;

}

interface ConstructorTypeNode extends FunctionOrConstructorTypeNodeBase {

kind: SyntaxKind.ConstructorType;

}

interface NodeWithTypeArguments extends TypeNode {

typeArguments?: NodeArray<TypeNode>;

}

type TypeReferenceType = TypeReferenceNode | ExpressionWithTypeArguments;

interface TypeReferenceNode extends NodeWithTypeArguments {

kind: SyntaxKind.TypeReference;

typeName: EntityName;

}

interface TypePredicateNode extends TypeNode {

kind: SyntaxKind.TypePredicate;

parent: SignatureDeclaration | JSDocTypeExpression;

parameterName: Identifier | ThisTypeNode;

type: TypeNode;

}

interface TypeQueryNode extends TypeNode {

kind: SyntaxKind.TypeQuery;

exprName: EntityName;

}

interface TypeLiteralNode extends TypeNode, Declaration {

kind: SyntaxKind.TypeLiteral;

members: NodeArray<TypeElement>;

}

interface ArrayTypeNode extends TypeNode {

kind: SyntaxKind.ArrayType;

elementType: TypeNode;

}

interface TupleTypeNode extends TypeNode {

kind: SyntaxKind.TupleType;

elementTypes: NodeArray<TypeNode>;

}

interface OptionalTypeNode extends TypeNode {

kind: SyntaxKind.OptionalType;

type: TypeNode;

}

interface RestTypeNode extends TypeNode {

kind: SyntaxKind.RestType;

type: TypeNode;

}

type UnionOrIntersectionTypeNode = UnionTypeNode | IntersectionTypeNode;

interface UnionTypeNode extends TypeNode {

kind: SyntaxKind.UnionType;

types: NodeArray<TypeNode>;

}

interface IntersectionTypeNode extends TypeNode {

kind: SyntaxKind.IntersectionType;

types: NodeArray<TypeNode>;

}

interface ConditionalTypeNode extends TypeNode {

kind: SyntaxKind.ConditionalType;

checkType: TypeNode;

extendsType: TypeNode;

trueType: TypeNode;

falseType: TypeNode;

}

interface InferTypeNode extends TypeNode {

kind: SyntaxKind.InferType;

typeParameter: TypeParameterDeclaration;

}

interface ParenthesizedTypeNode extends TypeNode {

kind: SyntaxKind.ParenthesizedType;

type: TypeNode;

}

interface TypeOperatorNode extends TypeNode {

kind: SyntaxKind.TypeOperator;

operator: SyntaxKind.KeyOfKeyword | SyntaxKind.UniqueKeyword | SyntaxKind.ReadonlyKeyword;

type: TypeNode;

}

interface IndexedAccessTypeNode extends TypeNode {

kind: SyntaxKind.IndexedAccessType;

objectType: TypeNode;

indexType: TypeNode;

}

interface MappedTypeNode extends TypeNode, Declaration {

kind: SyntaxKind.MappedType;

readonlyToken?: ReadonlyToken | PlusToken | MinusToken;

typeParameter: TypeParameterDeclaration;

questionToken?: QuestionToken | PlusToken | MinusToken;

type?: TypeNode;

}

interface LiteralTypeNode extends TypeNode {

kind: SyntaxKind.LiteralType;

literal: BooleanLiteral | LiteralExpression | PrefixUnaryExpression;

}

interface StringLiteral extends LiteralExpression {

kind: SyntaxKind.StringLiteral;

}

type StringLiteralLike = StringLiteral | NoSubstitutionTemplateLiteral;

interface Expression extends Node {

_expressionBrand: any;

}

interface OmittedExpression extends Expression {

kind: SyntaxKind.OmittedExpression;

}

interface PartiallyEmittedExpression extends LeftHandSideExpression {

kind: SyntaxKind.PartiallyEmittedExpression;

expression: Expression;

}

interface UnaryExpression extends Expression {

_unaryExpressionBrand: any;

}

/** Deprecated, please use UpdateExpression */

type IncrementExpression = UpdateExpression;

interface UpdateExpression extends UnaryExpression {

_updateExpressionBrand: any;

}

type PrefixUnaryOperator = SyntaxKind.PlusPlusToken | SyntaxKind.MinusMinusToken | SyntaxKind.PlusToken | SyntaxKind.MinusToken | SyntaxKind.TildeToken | SyntaxKind.ExclamationToken;

interface PrefixUnaryExpression extends UpdateExpression {

kind: SyntaxKind.PrefixUnaryExpression;

operator: PrefixUnaryOperator;

operand: UnaryExpression;

}

type PostfixUnaryOperator = SyntaxKind.PlusPlusToken | SyntaxKind.MinusMinusToken;

interface PostfixUnaryExpression extends UpdateExpression {

kind: SyntaxKind.PostfixUnaryExpression;

operand: LeftHandSideExpression;

operator: PostfixUnaryOperator;

}

interface LeftHandSideExpression extends UpdateExpression {

_leftHandSideExpressionBrand: any;

}

interface MemberExpression extends LeftHandSideExpression {

_memberExpressionBrand: any;

}

interface PrimaryExpression extends MemberExpression {

_primaryExpressionBrand: any;

}

interface NullLiteral extends PrimaryExpression, TypeNode {

kind: SyntaxKind.NullKeyword;

}

interface BooleanLiteral extends PrimaryExpression, TypeNode {

kind: SyntaxKind.TrueKeyword | SyntaxKind.FalseKeyword;

}

interface ThisExpression extends PrimaryExpression, KeywordTypeNode {

kind: SyntaxKind.ThisKeyword;

}

interface SuperExpression extends PrimaryExpression {

kind: SyntaxKind.SuperKeyword;

}

interface ImportExpression extends PrimaryExpression {

kind: SyntaxKind.ImportKeyword;

}

interface DeleteExpression extends UnaryExpression {

kind: SyntaxKind.DeleteExpression;

expression: UnaryExpression;

}

interface TypeOfExpression extends UnaryExpression {

kind: SyntaxKind.TypeOfExpression;

expression: UnaryExpression;

}

interface VoidExpression extends UnaryExpression {

kind: SyntaxKind.VoidExpression;

expression: UnaryExpression;

}

interface AwaitExpression extends UnaryExpression {

kind: SyntaxKind.AwaitExpression;

expression: UnaryExpression;

}

interface YieldExpression extends Expression {

kind: SyntaxKind.YieldExpression;

asteriskToken?: AsteriskToken;

expression?: Expression;

}

interface SyntheticExpression extends Expression {

kind: SyntaxKind.SyntheticExpression;

isSpread: boolean;

type: Type;

}

type ExponentiationOperator = SyntaxKind.AsteriskAsteriskToken;

type MultiplicativeOperator = SyntaxKind.AsteriskToken | SyntaxKind.SlashToken | SyntaxKind.PercentToken;

type MultiplicativeOperatorOrHigher = ExponentiationOperator | MultiplicativeOperator;

type AdditiveOperator = SyntaxKind.PlusToken | SyntaxKind.MinusToken;

type AdditiveOperatorOrHigher = MultiplicativeOperatorOrHigher | AdditiveOperator;

type ShiftOperator = SyntaxKind.LessThanLessThanToken | SyntaxKind.GreaterThanGreaterThanToken | SyntaxKind.GreaterThanGreaterThanGreaterThanToken;

type ShiftOperatorOrHigher = AdditiveOperatorOrHigher | ShiftOperator;

type RelationalOperator = SyntaxKind.LessThanToken | SyntaxKind.LessThanEqualsToken | SyntaxKind.GreaterThanToken | SyntaxKind.GreaterThanEqualsToken | SyntaxKind.InstanceOfKeyword | SyntaxKind.InKeyword;

type RelationalOperatorOrHigher = ShiftOperatorOrHigher | RelationalOperator;

type EqualityOperator = SyntaxKind.EqualsEqualsToken | SyntaxKind.EqualsEqualsEqualsToken | SyntaxKind.ExclamationEqualsEqualsToken | SyntaxKind.ExclamationEqualsToken;

type EqualityOperatorOrHigher = RelationalOperatorOrHigher | EqualityOperator;

type BitwiseOperator = SyntaxKind.AmpersandToken | SyntaxKind.BarToken | SyntaxKind.CaretToken;

type BitwiseOperatorOrHigher = EqualityOperatorOrHigher | BitwiseOperator;

type LogicalOperator = SyntaxKind.AmpersandAmpersandToken | SyntaxKind.BarBarToken;

type LogicalOperatorOrHigher = BitwiseOperatorOrHigher | LogicalOperator;

type CompoundAssignmentOperator = SyntaxKind.PlusEqualsToken | SyntaxKind.MinusEqualsToken | SyntaxKind.AsteriskAsteriskEqualsToken | SyntaxKind.AsteriskEqualsToken | SyntaxKind.SlashEqualsToken | SyntaxKind.PercentEqualsToken | SyntaxKind.AmpersandEqualsToken | SyntaxKind.BarEqualsToken | SyntaxKind.CaretEqualsToken | SyntaxKind.LessThanLessThanEqualsToken | SyntaxKind.GreaterThanGreaterThanGreaterThanEqualsToken | SyntaxKind.GreaterThanGreaterThanEqualsToken;

type AssignmentOperator = SyntaxKind.EqualsToken | CompoundAssignmentOperator;

type AssignmentOperatorOrHigher = LogicalOperatorOrHigher | AssignmentOperator;

type BinaryOperator = AssignmentOperatorOrHigher | SyntaxKind.CommaToken;

type BinaryOperatorToken = Token<BinaryOperator>;

interface BinaryExpression extends Expression, Declaration {

kind: SyntaxKind.BinaryExpression;

left: Expression;

operatorToken: BinaryOperatorToken;

right: Expression;

}

type AssignmentOperatorToken = Token<AssignmentOperator>;

interface AssignmentExpression<TOperator extends AssignmentOperatorToken> extends BinaryExpression {

left: LeftHandSideExpression;

operatorToken: TOperator;

}

interface ObjectDestructuringAssignment extends AssignmentExpression<EqualsToken> {

left: ObjectLiteralExpression;

}

interface ArrayDestructuringAssignment extends AssignmentExpression<EqualsToken> {

left: ArrayLiteralExpression;

}

type DestructuringAssignment = ObjectDestructuringAssignment | ArrayDestructuringAssignment;

type BindingOrAssignmentElement = VariableDeclaration | ParameterDeclaration | BindingElement | PropertyAssignment | ShorthandPropertyAssignment | SpreadAssignment | OmittedExpression | SpreadElement | ArrayLiteralExpression | ObjectLiteralExpression | AssignmentExpression<EqualsToken> | Identifier | PropertyAccessExpression | ElementAccessExpression;

type BindingOrAssignmentElementRestIndicator = DotDotDotToken | SpreadElement | SpreadAssignment;

type BindingOrAssignmentElementTarget = BindingOrAssignmentPattern | Identifier | PropertyAccessExpression | ElementAccessExpression | OmittedExpression;

type ObjectBindingOrAssignmentPattern = ObjectBindingPattern | ObjectLiteralExpression;

type ArrayBindingOrAssignmentPattern = ArrayBindingPattern | ArrayLiteralExpression;

type AssignmentPattern = ObjectLiteralExpression | ArrayLiteralExpression;

type BindingOrAssignmentPattern = ObjectBindingOrAssignmentPattern | ArrayBindingOrAssignmentPattern;

interface ConditionalExpression extends Expression {

kind: SyntaxKind.ConditionalExpression;

condition: Expression;

questionToken: QuestionToken;

whenTrue: Expression;

colonToken: ColonToken;

whenFalse: Expression;

}

type FunctionBody = Block;

type ConciseBody = FunctionBody | Expression;

interface FunctionExpression extends PrimaryExpression, FunctionLikeDeclarationBase, JSDocContainer {

kind: SyntaxKind.FunctionExpression;

name?: Identifier;

body: FunctionBody;

}

interface ArrowFunction extends Expression, FunctionLikeDeclarationBase, JSDocContainer {

kind: SyntaxKind.ArrowFunction;

equalsGreaterThanToken: EqualsGreaterThanToken;

body: ConciseBody;

name: never;

}

interface LiteralLikeNode extends Node {

text: string;

isUnterminated?: boolean;

hasExtendedUnicodeEscape?: boolean;

}

interface LiteralExpression extends LiteralLikeNode, PrimaryExpression {

_literalExpressionBrand: any;

}

interface RegularExpressionLiteral extends LiteralExpression {

kind: SyntaxKind.RegularExpressionLiteral;