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

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 {

/**

* 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;

}

/** 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;

}

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.Unknown;

enum SyntaxKind {

Unknown = 0,

EndOfFileToken = 1,

SingleLineCommentTrivia = 2,

MultiLineCommentTrivia = 3,

NewLineTrivia = 4,

WhitespaceTrivia = 5,

ShebangTrivia = 6,

ConflictMarkerTrivia = 7,

NumericLiteral = 8,

StringLiteral = 9,

JsxText = 10,

JsxTextAllWhiteSpaces = 11,

RegularExpressionLiteral = 12,

NoSubstitutionTemplateLiteral = 13,

TemplateHead = 14,

TemplateMiddle = 15,

TemplateTail = 16,

OpenBraceToken = 17,

CloseBraceToken = 18,

OpenParenToken = 19,

CloseParenToken = 20,

OpenBracketToken = 21,

CloseBracketToken = 22,

DotToken = 23,

DotDotDotToken = 24,

SemicolonToken = 25,

CommaToken = 26,

LessThanToken = 27,

LessThanSlashToken = 28,

GreaterThanToken = 29,

LessThanEqualsToken = 30,

GreaterThanEqualsToken = 31,

EqualsEqualsToken = 32,

ExclamationEqualsToken = 33,

EqualsEqualsEqualsToken = 34,

ExclamationEqualsEqualsToken = 35,

EqualsGreaterThanToken = 36,

PlusToken = 37,

MinusToken = 38,

AsteriskToken = 39,

AsteriskAsteriskToken = 40,

SlashToken = 41,

PercentToken = 42,

PlusPlusToken = 43,

MinusMinusToken = 44,

LessThanLessThanToken = 45,

GreaterThanGreaterThanToken = 46,

GreaterThanGreaterThanGreaterThanToken = 47,

AmpersandToken = 48,

BarToken = 49,

CaretToken = 50,

ExclamationToken = 51,

TildeToken = 52,

AmpersandAmpersandToken = 53,

BarBarToken = 54,

QuestionToken = 55,

ColonToken = 56,

AtToken = 57,

EqualsToken = 58,

PlusEqualsToken = 59,

MinusEqualsToken = 60,

AsteriskEqualsToken = 61,

AsteriskAsteriskEqualsToken = 62,

SlashEqualsToken = 63,

PercentEqualsToken = 64,

LessThanLessThanEqualsToken = 65,

GreaterThanGreaterThanEqualsToken = 66,

GreaterThanGreaterThanGreaterThanEqualsToken = 67,

AmpersandEqualsToken = 68,

BarEqualsToken = 69,

CaretEqualsToken = 70,

Identifier = 71,

BreakKeyword = 72,

CaseKeyword = 73,

CatchKeyword = 74,

ClassKeyword = 75,

ConstKeyword = 76,

ContinueKeyword = 77,

DebuggerKeyword = 78,

DefaultKeyword = 79,

DeleteKeyword = 80,

DoKeyword = 81,

ElseKeyword = 82,

EnumKeyword = 83,

ExportKeyword = 84,

ExtendsKeyword = 85,

FalseKeyword = 86,

FinallyKeyword = 87,

ForKeyword = 88,

FunctionKeyword = 89,

IfKeyword = 90,

ImportKeyword = 91,

InKeyword = 92,

InstanceOfKeyword = 93,

NewKeyword = 94,

NullKeyword = 95,

ReturnKeyword = 96,

SuperKeyword = 97,

SwitchKeyword = 98,

ThisKeyword = 99,

ThrowKeyword = 100,

TrueKeyword = 101,

TryKeyword = 102,

TypeOfKeyword = 103,

VarKeyword = 104,

VoidKeyword = 105,

WhileKeyword = 106,

WithKeyword = 107,

ImplementsKeyword = 108,

InterfaceKeyword = 109,

LetKeyword = 110,

PackageKeyword = 111,

PrivateKeyword = 112,

ProtectedKeyword = 113,

PublicKeyword = 114,

StaticKeyword = 115,

YieldKeyword = 116,

AbstractKeyword = 117,

AsKeyword = 118,

AnyKeyword = 119,

AsyncKeyword = 120,

AwaitKeyword = 121,

BooleanKeyword = 122,

ConstructorKeyword = 123,

DeclareKeyword = 124,

GetKeyword = 125,

InferKeyword = 126,

IsKeyword = 127,

KeyOfKeyword = 128,

ModuleKeyword = 129,

NamespaceKeyword = 130,

NeverKeyword = 131,

ReadonlyKeyword = 132,

RequireKeyword = 133,

NumberKeyword = 134,

ObjectKeyword = 135,

SetKeyword = 136,

StringKeyword = 137,

SymbolKeyword = 138,

TypeKeyword = 139,

UndefinedKeyword = 140,

UniqueKeyword = 141,

FromKeyword = 142,

GlobalKeyword = 143,

OfKeyword = 144,

QualifiedName = 145,

ComputedPropertyName = 146,

TypeParameter = 147,

Parameter = 148,

Decorator = 149,

PropertySignature = 150,

PropertyDeclaration = 151,

MethodSignature = 152,

MethodDeclaration = 153,

Constructor = 154,

GetAccessor = 155,

SetAccessor = 156,

CallSignature = 157,

ConstructSignature = 158,

IndexSignature = 159,

TypePredicate = 160,

TypeReference = 161,

FunctionType = 162,

ConstructorType = 163,

TypeQuery = 164,

TypeLiteral = 165,

ArrayType = 166,

TupleType = 167,

UnionType = 168,

IntersectionType = 169,

ConditionalType = 170,

InferType = 171,

ParenthesizedType = 172,

ThisType = 173,

TypeOperator = 174,

IndexedAccessType = 175,

MappedType = 176,

LiteralType = 177,

ObjectBindingPattern = 178,

ArrayBindingPattern = 179,

BindingElement = 180,

ArrayLiteralExpression = 181,

ObjectLiteralExpression = 182,

PropertyAccessExpression = 183,

ElementAccessExpression = 184,

CallExpression = 185,

NewExpression = 186,

TaggedTemplateExpression = 187,

TypeAssertionExpression = 188,

ParenthesizedExpression = 189,

FunctionExpression = 190,

ArrowFunction = 191,

DeleteExpression = 192,

TypeOfExpression = 193,

VoidExpression = 194,

AwaitExpression = 195,

PrefixUnaryExpression = 196,

PostfixUnaryExpression = 197,

BinaryExpression = 198,

ConditionalExpression = 199,

TemplateExpression = 200,

YieldExpression = 201,

SpreadElement = 202,

ClassExpression = 203,

OmittedExpression = 204,

ExpressionWithTypeArguments = 205,

AsExpression = 206,

NonNullExpression = 207,

MetaProperty = 208,

TemplateSpan = 209,

SemicolonClassElement = 210,

Block = 211,

VariableStatement = 212,

EmptyStatement = 213,

ExpressionStatement = 214,

IfStatement = 215,

DoStatement = 216,

WhileStatement = 217,

ForStatement = 218,

ForInStatement = 219,

ForOfStatement = 220,

ContinueStatement = 221,

BreakStatement = 222,

ReturnStatement = 223,

WithStatement = 224,

SwitchStatement = 225,

LabeledStatement = 226,

ThrowStatement = 227,

TryStatement = 228,

DebuggerStatement = 229,

VariableDeclaration = 230,

VariableDeclarationList = 231,

FunctionDeclaration = 232,

ClassDeclaration = 233,

InterfaceDeclaration = 234,

TypeAliasDeclaration = 235,

EnumDeclaration = 236,

ModuleDeclaration = 237,

ModuleBlock = 238,

CaseBlock = 239,

NamespaceExportDeclaration = 240,

ImportEqualsDeclaration = 241,

ImportDeclaration = 242,

ImportClause = 243,

NamespaceImport = 244,

NamedImports = 245,

ImportSpecifier = 246,

ExportAssignment = 247,

ExportDeclaration = 248,

NamedExports = 249,

ExportSpecifier = 250,

MissingDeclaration = 251,

ExternalModuleReference = 252,

JsxElement = 253,

JsxSelfClosingElement = 254,

JsxOpeningElement = 255,

JsxClosingElement = 256,

JsxFragment = 257,

JsxOpeningFragment = 258,

JsxClosingFragment = 259,

JsxAttribute = 260,

JsxAttributes = 261,

JsxSpreadAttribute = 262,

JsxExpression = 263,

CaseClause = 264,

DefaultClause = 265,

HeritageClause = 266,

CatchClause = 267,

PropertyAssignment = 268,

ShorthandPropertyAssignment = 269,

SpreadAssignment = 270,

EnumMember = 271,

SourceFile = 272,

Bundle = 273,

JSDocTypeExpression = 274,

JSDocAllType = 275,

JSDocUnknownType = 276,

JSDocNullableType = 277,

JSDocNonNullableType = 278,

JSDocOptionalType = 279,

JSDocFunctionType = 280,

JSDocVariadicType = 281,

JSDocComment = 282,

JSDocTypeLiteral = 283,

JSDocTag = 284,

JSDocAugmentsTag = 285,

JSDocClassTag = 286,

JSDocParameterTag = 287,

JSDocReturnTag = 288,

JSDocTypeTag = 289,

JSDocTemplateTag = 290,

JSDocTypedefTag = 291,

JSDocPropertyTag = 292,

SyntaxList = 293,

NotEmittedStatement = 294,

PartiallyEmittedExpression = 295,

CommaListExpression = 296,

MergeDeclarationMarker = 297,

EndOfDeclarationMarker = 298,

Count = 299,

FirstAssignment = 58,

LastAssignment = 70,

FirstCompoundAssignment = 59,

LastCompoundAssignment = 70,

FirstReservedWord = 72,

LastReservedWord = 107,

FirstKeyword = 72,

LastKeyword = 144,

FirstFutureReservedWord = 108,

LastFutureReservedWord = 116,

FirstTypeNode = 160,

LastTypeNode = 177,

FirstPunctuation = 17,

LastPunctuation = 70,

FirstToken = 0,

LastToken = 144,

FirstTriviaToken = 2,

LastTriviaToken = 7,

FirstLiteralToken = 8,

LastLiteralToken = 13,

FirstTemplateToken = 13,

LastTemplateToken = 16,

FirstBinaryOperator = 27,

LastBinaryOperator = 70,

FirstNode = 145,

FirstJSDocNode = 274,

LastJSDocNode = 292,

FirstJSDocTagNode = 284,

LastJSDocTagNode = 292,

}

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 = 1048576,

BlockScoped = 3,

ReachabilityCheckFlags = 384,

ReachabilityAndEmitFlags = 1408,

ContextFlags = 6387712,

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,

}

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 | 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 AtToken = Token<SyntaxKind.AtToken>;

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 | StringLiteral | 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 {

kind: SyntaxKind.ComputedPropertyName;

expression: Expression;

}

interface Decorator extends Node {

kind: SyntaxKind.Decorator;

parent?: NamedDeclaration;

expression: LeftHandSideExpression;

}

interface TypeParameterDeclaration extends NamedDeclaration {

kind: SyntaxKind.TypeParameter;

parent?: DeclarationWithTypeParameters | InferTypeNode;

name: Identifier;

constraint?: TypeNode;

default?: TypeNode;

expression?: Expression;

}

interface SignatureDeclarationBase extends NamedDeclaration, JSDocContainer {

kind: SignatureDeclaration["kind"];

name?: PropertyName;

typeParameters?: NodeArray<TypeParameterDeclaration>;

parameters: NodeArray<ParameterDeclaration>;

type: TypeNode | undefined;

}

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;

name: PropertyName;

questionToken?: QuestionToken;

exclamationToken?: ExclamationToken;

type?: TypeNode;

initializer?: Expression;

}

interface ObjectLiteralElement extends NamedDeclaration {

_objectLiteralBrandBrand: any;

name?: PropertyName;

}

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;

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;

body?: Block | Expression;

}

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

type FunctionLike = FunctionLikeDeclaration | FunctionTypeNode | ConstructorTypeNode | IndexSignatureDeclaration | MethodSignature | ConstructSignatureDeclaration | CallSignatureDeclaration | JSDocFunctionType;

interface FunctionDeclaration extends FunctionLikeDeclarationBase, DeclarationStatement {

kind: SyntaxKind.FunctionDeclaration;

name?: Identifier;

body?: FunctionBody;

}

interface MethodSignature extends SignatureDeclarationBase, TypeElement {

kind: SyntaxKind.MethodSignature;

parent?: ClassLikeDeclaration | InterfaceDeclaration | TypeLiteralNode;

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?: ClassLikeDeclaration | InterfaceDeclaration | TypeLiteralNode;

}

interface TypeNode extends Node {

_typeNodeBrand: any;

}

interface KeywordTypeNode extends TypeNode {

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

}

interface ThisTypeNode extends TypeNode {

kind: SyntaxKind.ThisType;

}

type FunctionOrConstructorTypeNode = FunctionTypeNode | ConstructorTypeNode;

interface FunctionTypeNode extends TypeNode, SignatureDeclarationBase {

kind: SyntaxKind.FunctionType;

}

interface ConstructorTypeNode extends TypeNode, SignatureDeclarationBase {

kind: SyntaxKind.ConstructorType;

}

type TypeReferenceType = TypeReferenceNode | ExpressionWithTypeArguments;

interface TypeReferenceNode extends TypeNode {

kind: SyntaxKind.TypeReference;

typeName: EntityName;

typeArguments?: NodeArray<TypeNode>;

}

interface TypePredicateNode extends TypeNode {

kind: SyntaxKind.TypePredicate;

parent?: SignatureDeclaration;

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>;

}

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;

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;

}

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;

}

interface NoSubstitutionTemplateLiteral extends LiteralExpression {

kind: SyntaxKind.NoSubstitutionTemplateLiteral;

}

interface NumericLiteral extends LiteralExpression {

kind: SyntaxKind.NumericLiteral;

}

interface TemplateHead extends LiteralLikeNode {

kind: SyntaxKind.TemplateHead;

parent?: TemplateExpression;

}

interface TemplateMiddle extends LiteralLikeNode {

kind: SyntaxKind.TemplateMiddle;

parent?: TemplateSpan;

}

interface TemplateTail extends LiteralLikeNode {

kind: SyntaxKind.TemplateTail;

parent?: TemplateSpan;

}

type TemplateLiteral = TemplateExpression | NoSubstitutionTemplateLiteral;

interface TemplateExpression extends PrimaryExpression {

kind: SyntaxKind.TemplateExpression;

head: TemplateHead;

templateSpans: NodeArray<TemplateSpan>;

}

interface TemplateSpan extends Node {

kind: SyntaxKind.TemplateSpan;

parent?: TemplateExpression;

expression: Expression;

literal: TemplateMiddle | TemplateTail;

}

interface ParenthesizedExpression extends PrimaryExpression, JSDocContainer {

kind: SyntaxKind.ParenthesizedExpression;

expression: Expression;

}

interface ArrayLiteralExpression extends PrimaryExpression {

kind: SyntaxKind.ArrayLiteralExpression;

elements: NodeArray<Expression>;

}

interface SpreadElement extends Expression {

kind: SyntaxKind.SpreadElement;

parent?: ArrayLiteralExpression | CallExpression | NewExpression;

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> {

kind: SyntaxKind.ObjectLiteralExpression;

}

type EntityNameExpression = Identifier | PropertyAccessEntityNameExpression;

type EntityNameOrEntityNameExpression = EntityName | EntityNameExpression;

interface PropertyAccessExpression extends MemberExpression, NamedDeclaration {

kind: SyntaxKind.PropertyAccessExpression;

expression: LeftHandSideExpression;

name: Identifier;

}

interface SuperPropertyAccessExpression extends PropertyAccessExpression {

expression: SuperExpression;

}