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TypeScript/lib/typescript.d.ts

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TypeScript
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/*! *****************************************************************************
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;
}
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,
IsKeyword = 126,
KeyOfKeyword = 127,
ModuleKeyword = 128,
NamespaceKeyword = 129,
NeverKeyword = 130,
ReadonlyKeyword = 131,
RequireKeyword = 132,
NumberKeyword = 133,
ObjectKeyword = 134,
SetKeyword = 135,
StringKeyword = 136,
SymbolKeyword = 137,
TypeKeyword = 138,
UndefinedKeyword = 139,
FromKeyword = 140,
GlobalKeyword = 141,
OfKeyword = 142,
QualifiedName = 143,
ComputedPropertyName = 144,
TypeParameter = 145,
Parameter = 146,
Decorator = 147,
PropertySignature = 148,
PropertyDeclaration = 149,
MethodSignature = 150,
MethodDeclaration = 151,
Constructor = 152,
GetAccessor = 153,
SetAccessor = 154,
CallSignature = 155,
ConstructSignature = 156,
IndexSignature = 157,
TypePredicate = 158,
TypeReference = 159,
FunctionType = 160,
ConstructorType = 161,
TypeQuery = 162,
TypeLiteral = 163,
ArrayType = 164,
TupleType = 165,
UnionType = 166,
IntersectionType = 167,
ParenthesizedType = 168,
ThisType = 169,
TypeOperator = 170,
IndexedAccessType = 171,
MappedType = 172,
LiteralType = 173,
ObjectBindingPattern = 174,
ArrayBindingPattern = 175,
BindingElement = 176,
ArrayLiteralExpression = 177,
ObjectLiteralExpression = 178,
PropertyAccessExpression = 179,
ElementAccessExpression = 180,
CallExpression = 181,
NewExpression = 182,
TaggedTemplateExpression = 183,
TypeAssertionExpression = 184,
ParenthesizedExpression = 185,
FunctionExpression = 186,
ArrowFunction = 187,
DeleteExpression = 188,
TypeOfExpression = 189,
VoidExpression = 190,
AwaitExpression = 191,
PrefixUnaryExpression = 192,
PostfixUnaryExpression = 193,
BinaryExpression = 194,
ConditionalExpression = 195,
TemplateExpression = 196,
YieldExpression = 197,
SpreadElement = 198,
ClassExpression = 199,
OmittedExpression = 200,
ExpressionWithTypeArguments = 201,
AsExpression = 202,
NonNullExpression = 203,
MetaProperty = 204,
TemplateSpan = 205,
SemicolonClassElement = 206,
Block = 207,
VariableStatement = 208,
EmptyStatement = 209,
ExpressionStatement = 210,
IfStatement = 211,
DoStatement = 212,
WhileStatement = 213,
ForStatement = 214,
ForInStatement = 215,
ForOfStatement = 216,
ContinueStatement = 217,
BreakStatement = 218,
ReturnStatement = 219,
WithStatement = 220,
SwitchStatement = 221,
LabeledStatement = 222,
ThrowStatement = 223,
TryStatement = 224,
DebuggerStatement = 225,
VariableDeclaration = 226,
VariableDeclarationList = 227,
FunctionDeclaration = 228,
ClassDeclaration = 229,
InterfaceDeclaration = 230,
TypeAliasDeclaration = 231,
EnumDeclaration = 232,
ModuleDeclaration = 233,
ModuleBlock = 234,
CaseBlock = 235,
NamespaceExportDeclaration = 236,
ImportEqualsDeclaration = 237,
ImportDeclaration = 238,
ImportClause = 239,
NamespaceImport = 240,
NamedImports = 241,
ImportSpecifier = 242,
ExportAssignment = 243,
ExportDeclaration = 244,
NamedExports = 245,
ExportSpecifier = 246,
MissingDeclaration = 247,
ExternalModuleReference = 248,
JsxElement = 249,
JsxSelfClosingElement = 250,
JsxOpeningElement = 251,
JsxClosingElement = 252,
JsxAttribute = 253,
JsxAttributes = 254,
JsxSpreadAttribute = 255,
JsxExpression = 256,
CaseClause = 257,
DefaultClause = 258,
HeritageClause = 259,
CatchClause = 260,
PropertyAssignment = 261,
ShorthandPropertyAssignment = 262,
SpreadAssignment = 263,
EnumMember = 264,
SourceFile = 265,
Bundle = 266,
JSDocTypeExpression = 267,
JSDocAllType = 268,
JSDocUnknownType = 269,
JSDocNullableType = 270,
JSDocNonNullableType = 271,
JSDocOptionalType = 272,
JSDocFunctionType = 273,
JSDocVariadicType = 274,
JSDocComment = 275,
JSDocTag = 276,
JSDocAugmentsTag = 277,
JSDocClassTag = 278,
JSDocParameterTag = 279,
JSDocReturnTag = 280,
JSDocTypeTag = 281,
JSDocTemplateTag = 282,
JSDocTypedefTag = 283,
JSDocPropertyTag = 284,
JSDocTypeLiteral = 285,
SyntaxList = 286,
NotEmittedStatement = 287,
PartiallyEmittedExpression = 288,
CommaListExpression = 289,
MergeDeclarationMarker = 290,
EndOfDeclarationMarker = 291,
Count = 292,
FirstAssignment = 58,
LastAssignment = 70,
FirstCompoundAssignment = 59,
LastCompoundAssignment = 70,
FirstReservedWord = 72,
LastReservedWord = 107,
FirstKeyword = 72,
LastKeyword = 142,
FirstFutureReservedWord = 108,
LastFutureReservedWord = 116,
FirstTypeNode = 158,
LastTypeNode = 173,
FirstPunctuation = 17,
LastPunctuation = 70,
FirstToken = 0,
LastToken = 142,
FirstTriviaToken = 2,
LastTriviaToken = 7,
FirstLiteralToken = 8,
LastLiteralToken = 13,
FirstTemplateToken = 13,
LastTemplateToken = 16,
FirstBinaryOperator = 27,
LastBinaryOperator = 70,
FirstNode = 143,
FirstJSDocNode = 267,
LastJSDocNode = 285,
FirstJSDocTagNode = 276,
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,
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 = 96256,
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 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 ColonToken = Token<SyntaxKind.ColonToken>;
type EqualsToken = Token<SyntaxKind.EqualsToken>;
type AsteriskToken = Token<SyntaxKind.AsteriskToken>;
type EqualsGreaterThanToken = Token<SyntaxKind.EqualsGreaterThanToken>;
type EndOfFileToken = Token<SyntaxKind.EndOfFileToken>;
type AtToken = Token<SyntaxKind.AtToken>;
type ReadonlyToken = Token<SyntaxKind.ReadonlyKeyword>;
type AwaitKeywordToken = Token<SyntaxKind.AwaitKeyword>;
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 {
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;
expression: LeftHandSideExpression;
}
interface TypeParameterDeclaration extends NamedDeclaration {
kind: SyntaxKind.TypeParameter;
parent?: DeclarationWithTypeParameters;
name: Identifier;
constraint?: TypeNode;
default?: TypeNode;
expression?: Expression;
}
interface SignatureDeclaration extends NamedDeclaration {
name?: PropertyName;
typeParameters?: NodeArray<TypeParameterDeclaration>;
parameters: NodeArray<ParameterDeclaration>;
type?: TypeNode;
}
interface CallSignatureDeclaration extends SignatureDeclaration, TypeElement {
kind: SyntaxKind.CallSignature;
}
interface ConstructSignatureDeclaration extends SignatureDeclaration, TypeElement {
kind: SyntaxKind.ConstructSignature;
}
type BindingName = Identifier | BindingPattern;
interface VariableDeclaration extends NamedDeclaration {
kind: SyntaxKind.VariableDeclaration;
parent?: VariableDeclarationList | CatchClause;
name: BindingName;
type?: TypeNode;
initializer?: Expression;
}
interface VariableDeclarationList extends Node {
kind: SyntaxKind.VariableDeclarationList;
parent?: VariableStatement | ForStatement | ForOfStatement | ForInStatement;
declarations: NodeArray<VariableDeclaration>;
}
interface ParameterDeclaration extends NamedDeclaration {
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 {
kind: SyntaxKind.PropertySignature;
name: PropertyName;
questionToken?: QuestionToken;
type?: TypeNode;
initializer?: Expression;
}
interface PropertyDeclaration extends ClassElement {
kind: SyntaxKind.PropertyDeclaration;
questionToken?: QuestionToken;
name: PropertyName;
type?: TypeNode;
initializer?: Expression;
}
interface ObjectLiteralElement extends NamedDeclaration {
_objectLiteralBrandBrand: any;
name?: PropertyName;
}
type ObjectLiteralElementLike = PropertyAssignment | ShorthandPropertyAssignment | SpreadAssignment | MethodDeclaration | AccessorDeclaration;
interface PropertyAssignment extends ObjectLiteralElement {
kind: SyntaxKind.PropertyAssignment;
name: PropertyName;
questionToken?: QuestionToken;
initializer: Expression;
}
interface ShorthandPropertyAssignment extends ObjectLiteralElement {
kind: SyntaxKind.ShorthandPropertyAssignment;
name: Identifier;
questionToken?: QuestionToken;
equalsToken?: Token<SyntaxKind.EqualsToken>;
objectAssignmentInitializer?: Expression;
}
interface SpreadAssignment extends ObjectLiteralElement {
kind: SyntaxKind.SpreadAssignment;
expression: Expression;
}
interface VariableLikeDeclaration extends NamedDeclaration {
propertyName?: PropertyName;
dotDotDotToken?: DotDotDotToken;
name?: DeclarationName;
questionToken?: QuestionToken;
type?: TypeNode;
initializer?: Expression;
}
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 SignatureDeclaration {
_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;
interface FunctionDeclaration extends FunctionLikeDeclarationBase, DeclarationStatement {
kind: SyntaxKind.FunctionDeclaration;
name?: Identifier;
body?: FunctionBody;
}
interface MethodSignature extends SignatureDeclaration, TypeElement {
kind: SyntaxKind.MethodSignature;
name: PropertyName;
}
interface MethodDeclaration extends FunctionLikeDeclarationBase, ClassElement, ObjectLiteralElement {
kind: SyntaxKind.MethodDeclaration;
name: PropertyName;
body?: FunctionBody;
}
interface ConstructorDeclaration extends FunctionLikeDeclarationBase, ClassElement {
kind: SyntaxKind.Constructor;
parent?: ClassDeclaration | ClassExpression;
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?: ClassDeclaration | ClassExpression;
}
interface GetAccessorDeclaration extends FunctionLikeDeclarationBase, ClassElement, ObjectLiteralElement {
kind: SyntaxKind.GetAccessor;
parent?: ClassDeclaration | ClassExpression | ObjectLiteralExpression;
name: PropertyName;
body: FunctionBody;
}
interface SetAccessorDeclaration extends FunctionLikeDeclarationBase, ClassElement, ObjectLiteralElement {
kind: SyntaxKind.SetAccessor;
parent?: ClassDeclaration | ClassExpression | ObjectLiteralExpression;
name: PropertyName;
body: FunctionBody;
}
type AccessorDeclaration = GetAccessorDeclaration | SetAccessorDeclaration;
interface IndexSignatureDeclaration extends SignatureDeclaration, ClassElement, TypeElement {
kind: SyntaxKind.IndexSignature;
parent?: ClassDeclaration | ClassExpression | 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, SignatureDeclaration {
kind: SyntaxKind.FunctionType;
}
interface ConstructorTypeNode extends TypeNode, SignatureDeclaration {
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;
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 ParenthesizedTypeNode extends TypeNode {
kind: SyntaxKind.ParenthesizedType;
type: TypeNode;
}
interface TypeOperatorNode extends TypeNode {
kind: SyntaxKind.TypeOperator;
operator: SyntaxKind.KeyOfKeyword;
type: TypeNode;
}
interface IndexedAccessTypeNode extends TypeNode {
kind: SyntaxKind.IndexedAccessType;
objectType: TypeNode;
indexType: TypeNode;
}
interface MappedTypeNode extends TypeNode, Declaration {
kind: SyntaxKind.MappedType;
parent?: TypeAliasDeclaration;
readonlyToken?: ReadonlyToken;
typeParameter: TypeParameterDeclaration;
questionToken?: QuestionToken;
type?: TypeNode;
}
interface LiteralTypeNode extends TypeNode {
kind: SyntaxKind.LiteralType;
literal: Expression;
}
interface StringLiteral extends LiteralExpression {
kind: SyntaxKind.StringLiteral;
}
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 | Expression;
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 {
kind: SyntaxKind.FunctionExpression;
name?: Identifier;
body: FunctionBody;
}
interface ArrowFunction extends Expression, FunctionLikeDeclarationBase {
kind: SyntaxKind.ArrowFunction;
equalsGreaterThanToken: EqualsGreaterThanToken;
body: ConciseBody;
}
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 {
kind: SyntaxKind.ParenthesizedExpression;
expression: Expression;
}
interface ArrayLiteralExpression extends PrimaryExpression {
kind: SyntaxKind.ArrayLiteralExpression;
elements: NodeArray<Expression>;
}
interface SpreadElement extends Expression {
kind: SyntaxKind.SpreadElement;
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 | ParenthesizedExpression;
type EntityNameOrEntityNameExpression = EntityName | EntityNameExpression;
interface PropertyAccessExpression extends MemberExpression, NamedDeclaration {
kind: SyntaxKind.PropertyAccessExpression;
expression: LeftHandSideExpression;
name: Identifier;
}
interface SuperPropertyAccessExpression extends PropertyAccessExpression {
expression: SuperExpression;
}
/** 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 {
kind: SyntaxKind.ElementAccessExpression;
expression: LeftHandSideExpression;
argumentExpression?: Expression;
}
interface SuperElementAccessExpression extends ElementAccessExpression {
expression: SuperExpression;
}
type SuperProperty = SuperPropertyAccessExpression | SuperElementAccessExpression;
interface CallExpression extends LeftHandSideExpression, Declaration {
kind: SyntaxKind.CallExpression;
expression: LeftHandSideExpression;
typeArguments?: NodeArray<TypeNode>;
arguments: NodeArray<Expression>;
}
interface SuperCall extends CallExpression {
expression: SuperExpression;
}
interface ImportCall extends CallExpression {
expression: ImportExpression;
}
interface ExpressionWithTypeArguments extends TypeNode {
kind: SyntaxKind.ExpressionWithTypeArguments;
parent?: HeritageClause;
expression: LeftHandSideExpression;
typeArguments?: NodeArray<TypeNode>;
}
interface NewExpression extends PrimaryExpression, Declaration {
kind: SyntaxKind.NewExpression;
expression: LeftHandSideExpression;
typeArguments?: NodeArray<TypeNode>;
arguments?: NodeArray<Expression>;
}
interface TaggedTemplateExpression extends MemberExpression {
kind: SyntaxKind.TaggedTemplateExpression;
tag: LeftHandSideExpression;
template: TemplateLiteral;
}
type CallLikeExpression = CallExpression | NewExpression | TaggedTemplateExpression | Decorator | JsxOpeningLikeElement;
interface AsExpression extends Expression {
kind: SyntaxKind.AsExpression;
expression: Expression;
type: TypeNode;
}
interface TypeAssertion extends UnaryExpression {
kind: SyntaxKind.TypeAssertionExpression;
type: TypeNode;
expression: UnaryExpression;
}
type AssertionExpression = TypeAssertion | AsExpression;
interface NonNullExpression extends LeftHandSideExpression {
kind: SyntaxKind.NonNullExpression;
expression: Expression;
}
interface MetaProperty extends PrimaryExpression {
kind: SyntaxKind.MetaProperty;
keywordToken: SyntaxKind.NewKeyword;
name: Identifier;
}
interface JsxElement extends PrimaryExpression {
kind: SyntaxKind.JsxElement;
openingElement: JsxOpeningElement;
children: NodeArray<JsxChild>;
closingElement: JsxClosingElement;
}
type JsxOpeningLikeElement = JsxSelfClosingElement | JsxOpeningElement;
type JsxAttributeLike = JsxAttribute | JsxSpreadAttribute;
type JsxTagNameExpression = PrimaryExpression | PropertyAccessExpression;
interface JsxAttributes extends ObjectLiteralExpressionBase<JsxAttributeLike> {
parent?: JsxOpeningLikeElement;
}
interface JsxOpeningElement extends Expression {
kind: SyntaxKind.JsxOpeningElement;
parent?: JsxElement;
tagName: JsxTagNameExpression;
attributes: JsxAttributes;
}
interface JsxSelfClosingElement extends PrimaryExpression {
kind: SyntaxKind.JsxSelfClosingElement;
tagName: JsxTagNameExpression;
attributes: JsxAttributes;
}
interface JsxAttribute extends ObjectLiteralElement {
kind: SyntaxKind.JsxAttribute;
parent?: JsxAttributes;
name: Identifier;
initializer?: StringLiteral | JsxExpression;
}
interface JsxSpreadAttribute extends ObjectLiteralElement {
kind: SyntaxKind.JsxSpreadAttribute;
parent?: JsxAttributes;
expression: Expression;
}
interface JsxClosingElement extends Node {
kind: SyntaxKind.JsxClosingElement;
parent?: JsxElement;
tagName: JsxTagNameExpression;
}
interface JsxExpression extends Expression {
kind: SyntaxKind.JsxExpression;
parent?: JsxElement | JsxAttributeLike;
dotDotDotToken?: Token<SyntaxKind.DotDotDotToken>;
expression?: Expression;
}
interface JsxText extends Node {
kind: SyntaxKind.JsxText;
containsOnlyWhiteSpaces: boolean;
parent?: JsxElement;
}
type JsxChild = JsxText | JsxExpression | JsxElement | JsxSelfClosingElement;
interface Statement extends Node {
_statementBrand: any;
}
interface NotEmittedStatement extends Statement {
kind: SyntaxKind.NotEmittedStatement;
}
/**
* A list of comma-seperated expressions. This node is only created by transformations.
*/
interface CommaListExpression extends Expression {
kind: SyntaxKind.CommaListExpression;
elements: NodeArray<Expression>;
}
interface EmptyStatement extends Statement {
kind: SyntaxKind.EmptyStatement;
}
interface DebuggerStatement extends Statement {
kind: SyntaxKind.DebuggerStatement;
}
interface MissingDeclaration extends DeclarationStatement, ClassElement, ObjectLiteralElement, TypeElement {
kind: SyntaxKind.MissingDeclaration;
name?: Identifier;
}
type BlockLike = SourceFile | Block | ModuleBlock | CaseOrDefaultClause;
interface Block extends Statement {
kind: SyntaxKind.Block;
statements: NodeArray<Statement>;
}
interface VariableStatement extends Statement {
kind: SyntaxKind.VariableStatement;
declarationList: VariableDeclarationList;
}
interface ExpressionStatement extends Statement {
kind: SyntaxKind.ExpressionStatement;
expression: Expression;
}
interface IfStatement extends Statement {
kind: SyntaxKind.IfStatement;
expression: Expression;
thenStatement: Statement;
elseStatement?: Statement;
}
interface IterationStatement extends Statement {
statement: Statement;
}
interface DoStatement extends IterationStatement {
kind: SyntaxKind.DoStatement;
expression: Expression;
}
interface WhileStatement extends IterationStatement {
kind: SyntaxKind.WhileStatement;
expression: Expression;
}
type ForInitializer = VariableDeclarationList | Expression;
interface ForStatement extends IterationStatement {
kind: SyntaxKind.ForStatement;
initializer?: ForInitializer;
condition?: Expression;
incrementor?: Expression;
}
type ForInOrOfStatement = ForInStatement | ForOfStatement;
interface ForInStatement extends IterationStatement {
kind: SyntaxKind.ForInStatement;
initializer: ForInitializer;
expression: Expression;
}
interface ForOfStatement extends IterationStatement {
kind: SyntaxKind.ForOfStatement;
awaitModifier?: AwaitKeywordToken;
initializer: ForInitializer;
expression: Expression;
}
interface BreakStatement extends Statement {
kind: SyntaxKind.BreakStatement;
label?: Identifier;
}
interface ContinueStatement extends Statement {
kind: SyntaxKind.ContinueStatement;
label?: Identifier;
}
type BreakOrContinueStatement = BreakStatement | ContinueStatement;
interface ReturnStatement extends Statement {
kind: SyntaxKind.ReturnStatement;
expression?: Expression;
}
interface WithStatement extends Statement {
kind: SyntaxKind.WithStatement;
expression: Expression;
statement: Statement;
}
interface SwitchStatement extends Statement {
kind: SyntaxKind.SwitchStatement;
expression: Expression;
caseBlock: CaseBlock;
possiblyExhaustive?: boolean;
}
interface CaseBlock extends Node {
kind: SyntaxKind.CaseBlock;
parent?: SwitchStatement;
clauses: NodeArray<CaseOrDefaultClause>;
}
interface CaseClause extends Node {
kind: SyntaxKind.CaseClause;
parent?: CaseBlock;
expression: Expression;
statements: NodeArray<Statement>;
}
interface DefaultClause extends Node {
kind: SyntaxKind.DefaultClause;
parent?: CaseBlock;
statements: NodeArray<Statement>;
}
type CaseOrDefaultClause = CaseClause | DefaultClause;
interface LabeledStatement extends Statement {
kind: SyntaxKind.LabeledStatement;
label: Identifier;
statement: Statement;
}
interface ThrowStatement extends Statement {
kind: SyntaxKind.ThrowStatement;
expression: Expression;
}
interface TryStatement extends Statement {
kind: SyntaxKind.TryStatement;
tryBlock: Block;
catchClause?: CatchClause;
finallyBlock?: Block;
}
interface CatchClause extends Node {
kind: SyntaxKind.CatchClause;
parent?: TryStatement;
variableDeclaration?: VariableDeclaration;
block: Block;
}
type DeclarationWithTypeParameters = SignatureDeclaration | ClassLikeDeclaration | InterfaceDeclaration | TypeAliasDeclaration | JSDocTemplateTag;
interface ClassLikeDeclaration extends NamedDeclaration {
name?: Identifier;
typeParameters?: NodeArray<TypeParameterDeclaration>;
heritageClauses?: NodeArray<HeritageClause>;
members: NodeArray<ClassElement>;
}
interface ClassDeclaration extends ClassLikeDeclaration, DeclarationStatement {
kind: SyntaxKind.ClassDeclaration;
name?: Identifier;
}
interface ClassExpression extends ClassLikeDeclaration, PrimaryExpression {
kind: SyntaxKind.ClassExpression;
}
interface ClassElement extends NamedDeclaration {
_classElementBrand: any;
name?: PropertyName;
}
interface TypeElement extends NamedDeclaration {
_typeElementBrand: any;
name?: PropertyName;
questionToken?: QuestionToken;
}
interface InterfaceDeclaration extends DeclarationStatement {
kind: SyntaxKind.InterfaceDeclaration;
name: Identifier;
typeParameters?: NodeArray<TypeParameterDeclaration>;
heritageClauses?: NodeArray<HeritageClause>;
members: NodeArray<TypeElement>;
}
interface HeritageClause extends Node {
kind: SyntaxKind.HeritageClause;
parent?: InterfaceDeclaration | ClassDeclaration | ClassExpression;
token: SyntaxKind.ExtendsKeyword | SyntaxKind.ImplementsKeyword;
types: NodeArray<ExpressionWithTypeArguments>;
}
interface TypeAliasDeclaration extends DeclarationStatement {
kind: SyntaxKind.TypeAliasDeclaration;
name: Identifier;
typeParameters?: NodeArray<TypeParameterDeclaration>;
type: TypeNode;
}
interface EnumMember extends NamedDeclaration {
kind: SyntaxKind.EnumMember;
parent?: EnumDeclaration;
name: PropertyName;
initializer?: Expression;
}
interface EnumDeclaration extends DeclarationStatement {
kind: SyntaxKind.EnumDeclaration;
name: Identifier;
members: NodeArray<EnumMember>;
}
type ModuleName = Identifier | StringLiteral;
type ModuleBody = NamespaceBody | JSDocNamespaceBody;
interface ModuleDeclaration extends DeclarationStatement {
kind: SyntaxKind.ModuleDeclaration;
parent?: ModuleBody | SourceFile;
name: ModuleName;
body?: ModuleBody | JSDocNamespaceDeclaration;
}
type NamespaceBody = ModuleBlock | NamespaceDeclaration;
interface NamespaceDeclaration extends ModuleDeclaration {
name: Identifier;
body: NamespaceBody;
}
type JSDocNamespaceBody = Identifier | JSDocNamespaceDeclaration;
interface JSDocNamespaceDeclaration extends ModuleDeclaration {
name: Identifier;
body: JSDocNamespaceBody;
}
interface ModuleBlock extends Node, Statement {
kind: SyntaxKind.ModuleBlock;
parent?: ModuleDeclaration;
statements: NodeArray<Statement>;
}
type ModuleReference = EntityName | ExternalModuleReference;
/**
* One of:
* - import x = require("mod");
* - import x = M.x;
*/
interface ImportEqualsDeclaration extends DeclarationStatement {
kind: SyntaxKind.ImportEqualsDeclaration;
parent?: SourceFile | ModuleBlock;
name: Identifier;
moduleReference: ModuleReference;
}
interface ExternalModuleReference extends Node {
kind: SyntaxKind.ExternalModuleReference;
parent?: ImportEqualsDeclaration;
expression?: Expression;
}
interface ImportDeclaration extends Statement {
kind: SyntaxKind.ImportDeclaration;
parent?: SourceFile | ModuleBlock;
importClause?: ImportClause;
/** If this is not a StringLiteral it will be a grammar error. */
moduleSpecifier: Expression;
}
type NamedImportBindings = NamespaceImport | NamedImports;
interface ImportClause extends NamedDeclaration {
kind: SyntaxKind.ImportClause;
parent?: ImportDeclaration;
name?: Identifier;
namedBindings?: NamedImportBindings;
}
interface NamespaceImport extends NamedDeclaration {
kind: SyntaxKind.NamespaceImport;
parent?: ImportClause;
name: Identifier;
}
interface NamespaceExportDeclaration extends DeclarationStatement {
kind: SyntaxKind.NamespaceExportDeclaration;
name: Identifier;
}
interface ExportDeclaration extends DeclarationStatement {
kind: SyntaxKind.ExportDeclaration;
parent?: SourceFile | ModuleBlock;
exportClause?: NamedExports;
/** If this is not a StringLiteral it will be a grammar error. */
moduleSpecifier?: Expression;
}
interface NamedImports extends Node {
kind: SyntaxKind.NamedImports;
parent?: ImportClause;
elements: NodeArray<ImportSpecifier>;
}
interface NamedExports extends Node {
kind: SyntaxKind.NamedExports;
parent?: ExportDeclaration;
elements: NodeArray<ExportSpecifier>;
}
type NamedImportsOrExports = NamedImports | NamedExports;
interface ImportSpecifier extends NamedDeclaration {
kind: SyntaxKind.ImportSpecifier;
parent?: NamedImports;
propertyName?: Identifier;
name: Identifier;
}
interface ExportSpecifier extends NamedDeclaration {
kind: SyntaxKind.ExportSpecifier;
parent?: NamedExports;
propertyName?: Identifier;
name: Identifier;
}
type ImportOrExportSpecifier = ImportSpecifier | ExportSpecifier;
interface ExportAssignment extends DeclarationStatement {
kind: SyntaxKind.ExportAssignment;
parent?: SourceFile;
isExportEquals?: boolean;
expression: Expression;
}
interface FileReference extends TextRange {
fileName: string;
}
interface CheckJsDirective extends TextRange {
enabled: boolean;
}
type CommentKind = SyntaxKind.SingleLineCommentTrivia | SyntaxKind.MultiLineCommentTrivia;
interface CommentRange extends TextRange {
hasTrailingNewLine?: boolean;
kind: CommentKind;
}
interface SynthesizedComment extends CommentRange {
text: string;
pos: -1;
end: -1;
}
interface JSDocTypeExpression extends TypeNode {
kind: SyntaxKind.JSDocTypeExpression;
type: TypeNode;
}
interface JSDocType extends TypeNode {
_jsDocTypeBrand: any;
}
interface JSDocAllType extends JSDocType {
kind: SyntaxKind.JSDocAllType;
}
interface JSDocUnknownType extends JSDocType {
kind: SyntaxKind.JSDocUnknownType;
}
interface JSDocNonNullableType extends JSDocType {
kind: SyntaxKind.JSDocNonNullableType;
type: TypeNode;
}
interface JSDocNullableType extends JSDocType {
kind: SyntaxKind.JSDocNullableType;
type: TypeNode;
}
interface JSDocOptionalType extends JSDocType {
kind: SyntaxKind.JSDocOptionalType;
type: TypeNode;
}
interface JSDocFunctionType extends JSDocType, SignatureDeclaration {
kind: SyntaxKind.JSDocFunctionType;
}
interface JSDocVariadicType extends JSDocType {
kind: SyntaxKind.JSDocVariadicType;
type: TypeNode;
}
type JSDocTypeReferencingNode = JSDocVariadicType | JSDocOptionalType | JSDocNullableType | JSDocNonNullableType;
interface JSDoc extends Node {
kind: SyntaxKind.JSDocComment;
tags: NodeArray<JSDocTag> | undefined;
comment: string | undefined;
}
interface JSDocTag extends Node {
parent: JSDoc;
atToken: AtToken;
tagName: Identifier;
comment: string | undefined;
}
interface JSDocUnknownTag extends JSDocTag {
kind: SyntaxKind.JSDocTag;
}
interface JSDocAugmentsTag extends JSDocTag {
kind: SyntaxKind.JSDocAugmentsTag;
typeExpression: JSDocTypeExpression;
}
interface JSDocClassTag extends JSDocTag {
kind: SyntaxKind.JSDocClassTag;
}
interface JSDocTemplateTag extends JSDocTag {
kind: SyntaxKind.JSDocTemplateTag;
typeParameters: NodeArray<TypeParameterDeclaration>;
}
interface JSDocReturnTag extends JSDocTag {
kind: SyntaxKind.JSDocReturnTag;
typeExpression: JSDocTypeExpression;
}
interface JSDocTypeTag extends JSDocTag {
kind: SyntaxKind.JSDocTypeTag;
typeExpression: JSDocTypeExpression;
}
interface JSDocTypedefTag extends JSDocTag, NamedDeclaration {
parent: JSDoc;
kind: SyntaxKind.JSDocTypedefTag;
fullName?: JSDocNamespaceDeclaration | Identifier;
name?: Identifier;
typeExpression?: JSDocTypeExpression | JSDocTypeLiteral;
}
interface JSDocPropertyLikeTag extends JSDocTag, Declaration {
parent: JSDoc;
name: EntityName;
typeExpression: JSDocTypeExpression;
/** Whether the property name came before the type -- non-standard for JSDoc, but Typescript-like */
isNameFirst: boolean;
isBracketed: boolean;
}
interface JSDocPropertyTag extends JSDocPropertyLikeTag {
kind: SyntaxKind.JSDocPropertyTag;
}
interface JSDocParameterTag extends JSDocPropertyLikeTag {
kind: SyntaxKind.JSDocParameterTag;
}
interface JSDocTypeLiteral extends JSDocType {
kind: SyntaxKind.JSDocTypeLiteral;
jsDocPropertyTags?: ReadonlyArray<JSDocPropertyLikeTag>;
jsDocTypeTag?: JSDocTypeTag;
/** If true, then this type literal represents an *array* of its type. */
isArrayType?: boolean;
}
enum FlowFlags {
Unreachable = 1,
Start = 2,
BranchLabel = 4,
LoopLabel = 8,
Assignment = 16,
TrueCondition = 32,
FalseCondition = 64,
SwitchClause = 128,
ArrayMutation = 256,
Referenced = 512,
Shared = 1024,
PreFinally = 2048,
AfterFinally = 4096,
Label = 12,
Condition = 96,
}
interface FlowLock {
locked?: boolean;
}
interface AfterFinallyFlow extends FlowNodeBase, FlowLock {
antecedent: FlowNode;
}
interface PreFinallyFlow extends FlowNodeBase {
antecedent: FlowNode;
lock: FlowLock;
}
type FlowNode = AfterFinallyFlow | PreFinallyFlow | FlowStart | FlowLabel | FlowAssignment | FlowCondition | FlowSwitchClause | FlowArrayMutation;
interface FlowNodeBase {
flags: FlowFlags;
id?: number;
}
interface FlowStart extends FlowNodeBase {
container?: FunctionExpression | ArrowFunction | MethodDeclaration;
}
interface FlowLabel extends FlowNodeBase {
antecedents: FlowNode[];
}
interface FlowAssignment extends FlowNodeBase {
node: Expression | VariableDeclaration | BindingElement;
antecedent: FlowNode;
}
interface FlowCondition extends FlowNodeBase {
expression: Expression;
antecedent: FlowNode;
}
interface FlowSwitchClause extends FlowNodeBase {
switchStatement: SwitchStatement;
clauseStart: number;
clauseEnd: number;
antecedent: FlowNode;
}
interface FlowArrayMutation extends FlowNodeBase {
node: CallExpression | BinaryExpression;
antecedent: FlowNode;
}
type FlowType = Type | IncompleteType;
interface IncompleteType {
flags: TypeFlags;
type: Type;
}
interface AmdDependency {
path: string;
name: string;
}
interface SourceFile extends Declaration {
kind: SyntaxKind.SourceFile;
statements: NodeArray<Statement>;
endOfFileToken: Token<SyntaxKind.EndOfFileToken>;
fileName: string;
text: string;
amdDependencies: AmdDependency[];
moduleName: string;
referencedFiles: FileReference[];
typeReferenceDirectives: FileReference[];
languageVariant: LanguageVariant;
isDeclarationFile: boolean;
/**
* lib.d.ts should have a reference comment like
*
* /// <reference no-default-lib="true"/>
*
* If any other file has this comment, it signals not to include lib.d.ts
* because this containing file is intended to act as a default library.
*/
hasNoDefaultLib: boolean;
languageVersion: ScriptTarget;
}
interface Bundle extends Node {
kind: SyntaxKind.Bundle;
sourceFiles: SourceFile[];
}
interface JsonSourceFile extends SourceFile {
jsonObject?: ObjectLiteralExpression;
extendedSourceFiles?: string[];
}
interface ScriptReferenceHost {
getCompilerOptions(): CompilerOptions;
getSourceFile(fileName: string): SourceFile;
getSourceFileByPath(path: Path): SourceFile;
getCurrentDirectory(): string;
}
interface ParseConfigHost {
useCaseSensitiveFileNames: boolean;
readDirectory(rootDir: string, extensions: ReadonlyArray<string>, excludes: ReadonlyArray<string>, includes: ReadonlyArray<string>, depth: number): string[];
/**
* Gets a value indicating whether the specified path exists and is a file.
* @param path The path to test.
*/
fileExists(path: string): boolean;
readFile(path: string): string | undefined;
}
interface WriteFileCallback {
(fileName: string, data: string, writeByteOrderMark: boolean, onError?: (message: string) => void, sourceFiles?: ReadonlyArray<SourceFile>): void;
}
class OperationCanceledException {
}
interface CancellationToken {
isCancellationRequested(): boolean;
/** @throws OperationCanceledException if isCancellationRequested is true */
throwIfCancellationRequested(): void;
}
interface Program extends ScriptReferenceHost {
/**
* Get a list of root file names that were passed to a 'createProgram'
*/
getRootFileNames(): string[];
/**
* Get a list of files in the program
*/
getSourceFiles(): SourceFile[];
/**
* Emits the JavaScript and declaration files. If targetSourceFile is not specified, then
* the JavaScript and declaration files will be produced for all the files in this program.
* If targetSourceFile is specified, then only the JavaScript and declaration for that
* specific file will be generated.
*
* If writeFile is not specified then the writeFile callback from the compiler host will be
* used for writing the JavaScript and declaration files. Otherwise, the writeFile parameter
* will be invoked when writing the JavaScript and declaration files.
*/
emit(targetSourceFile?: SourceFile, writeFile?: WriteFileCallback, cancellationToken?: CancellationToken, emitOnlyDtsFiles?: boolean, customTransformers?: CustomTransformers): EmitResult;
getOptionsDiagnostics(cancellationToken?: CancellationToken): Diagnostic[];
getGlobalDiagnostics(cancellationToken?: CancellationToken): Diagnostic[];
getSyntacticDiagnostics(sourceFile?: SourceFile, cancellationToken?: CancellationToken): Diagnostic[];
getSemanticDiagnostics(sourceFile?: SourceFile, cancellationToken?: CancellationToken): Diagnostic[];
getDeclarationDiagnostics(sourceFile?: SourceFile, cancellationToken?: CancellationToken): Diagnostic[];
/**
* Gets a type checker that can be used to semantically analyze source fils in the program.
*/
getTypeChecker(): TypeChecker;
}
interface CustomTransformers {
/** Custom transformers to evaluate before built-in transformations. */
before?: TransformerFactory<SourceFile>[];
/** Custom transformers to evaluate after built-in transformations. */
after?: TransformerFactory<SourceFile>[];
}
interface SourceMapSpan {
/** Line number in the .js file. */
emittedLine: number;
/** Column number in the .js file. */
emittedColumn: number;
/** Line number in the .ts file. */
sourceLine: number;
/** Column number in the .ts file. */
sourceColumn: number;
/** Optional name (index into names array) associated with this span. */
nameIndex?: number;
/** .ts file (index into sources array) associated with this span */
sourceIndex: number;
}
interface SourceMapData {
sourceMapFilePath: string;
jsSourceMappingURL: string;
sourceMapFile: string;
sourceMapSourceRoot: string;
sourceMapSources: string[];
sourceMapSourcesContent?: string[];
inputSourceFileNames: string[];
sourceMapNames?: string[];
sourceMapMappings: string;
sourceMapDecodedMappings: SourceMapSpan[];
}
/** Return code used by getEmitOutput function to indicate status of the function */
enum ExitStatus {
Success = 0,
DiagnosticsPresent_OutputsSkipped = 1,
DiagnosticsPresent_OutputsGenerated = 2,
}
interface EmitResult {
emitSkipped: boolean;
/** Contains declaration emit diagnostics */
diagnostics: Diagnostic[];
emittedFiles: string[];
}
interface TypeChecker {
getTypeOfSymbolAtLocation(symbol: Symbol, node: Node): Type;
getDeclaredTypeOfSymbol(symbol: Symbol): Type;
getPropertiesOfType(type: Type): Symbol[];
getPropertyOfType(type: Type, propertyName: string): Symbol | undefined;
getIndexInfoOfType(type: Type, kind: IndexKind): IndexInfo | undefined;
getSignaturesOfType(type: Type, kind: SignatureKind): Signature[];
getIndexTypeOfType(type: Type, kind: IndexKind): Type | undefined;
getBaseTypes(type: InterfaceType): BaseType[];
getBaseTypeOfLiteralType(type: Type): Type;
getWidenedType(type: Type): Type;
getReturnTypeOfSignature(signature: Signature): Type;
getNullableType(type: Type, flags: TypeFlags): Type;
getNonNullableType(type: Type): Type;
/** Note that the resulting nodes cannot be checked. */
typeToTypeNode(type: Type, enclosingDeclaration?: Node, flags?: NodeBuilderFlags): TypeNode;
/** Note that the resulting nodes cannot be checked. */
signatureToSignatureDeclaration(signature: Signature, kind: SyntaxKind, enclosingDeclaration?: Node, flags?: NodeBuilderFlags): SignatureDeclaration;
/** Note that the resulting nodes cannot be checked. */
indexInfoToIndexSignatureDeclaration(indexInfo: IndexInfo, kind: IndexKind, enclosingDeclaration?: Node, flags?: NodeBuilderFlags): IndexSignatureDeclaration;
getSymbolsInScope(location: Node, meaning: SymbolFlags): Symbol[];
getSymbolAtLocation(node: Node): Symbol | undefined;
getSymbolsOfParameterPropertyDeclaration(parameter: ParameterDeclaration, parameterName: string): Symbol[];
getShorthandAssignmentValueSymbol(location: Node): Symbol | undefined;
getExportSpecifierLocalTargetSymbol(location: ExportSpecifier): Symbol | undefined;
/**
* If a symbol is a local symbol with an associated exported symbol, returns the exported symbol.
* Otherwise returns its input.
* For example, at `export type T = number;`:
* - `getSymbolAtLocation` at the location `T` will return the exported symbol for `T`.
* - But the result of `getSymbolsInScope` will contain the *local* symbol for `T`, not the exported symbol.
* - Calling `getExportSymbolOfSymbol` on that local symbol will return the exported symbol.
*/
getExportSymbolOfSymbol(symbol: Symbol): Symbol;
getPropertySymbolOfDestructuringAssignment(location: Identifier): Symbol | undefined;
getTypeAtLocation(node: Node): Type;
getTypeFromTypeNode(node: TypeNode): Type;
signatureToString(signature: Signature, enclosingDeclaration?: Node, flags?: TypeFormatFlags, kind?: SignatureKind): string;
typeToString(type: Type, enclosingDeclaration?: Node, flags?: TypeFormatFlags): string;
symbolToString(symbol: Symbol, enclosingDeclaration?: Node, meaning?: SymbolFlags): string;
getSymbolDisplayBuilder(): SymbolDisplayBuilder;
getFullyQualifiedName(symbol: Symbol): string;
getAugmentedPropertiesOfType(type: Type): Symbol[];
getRootSymbols(symbol: Symbol): Symbol[];
getContextualType(node: Expression): Type | undefined;
/**
* returns unknownSignature in the case of an error. Don't know when it returns undefined.
* @param argumentCount Apparent number of arguments, passed in case of a possibly incomplete call. This should come from an ArgumentListInfo. See `signatureHelp.ts`.
*/
getResolvedSignature(node: CallLikeExpression, candidatesOutArray?: Signature[], argumentCount?: number): Signature | undefined;
getSignatureFromDeclaration(declaration: SignatureDeclaration): Signature | undefined;
isImplementationOfOverload(node: FunctionLike): boolean | undefined;
isUndefinedSymbol(symbol: Symbol): boolean;
isArgumentsSymbol(symbol: Symbol): boolean;
isUnknownSymbol(symbol: Symbol): boolean;
getConstantValue(node: EnumMember | PropertyAccessExpression | ElementAccessExpression): string | number | undefined;
isValidPropertyAccess(node: PropertyAccessExpression | QualifiedName, propertyName: string): boolean;
/** Follow all aliases to get the original symbol. */
getAliasedSymbol(symbol: Symbol): Symbol;
getExportsOfModule(moduleSymbol: Symbol): Symbol[];
getAllAttributesTypeFromJsxOpeningLikeElement(elementNode: JsxOpeningLikeElement): Type | undefined;
getJsxIntrinsicTagNames(): Symbol[];
isOptionalParameter(node: ParameterDeclaration): boolean;
getAmbientModules(): Symbol[];
tryGetMemberInModuleExports(memberName: string, moduleSymbol: Symbol): Symbol | undefined;
getApparentType(type: Type): Type;
getSuggestionForNonexistentProperty(node: Identifier, containingType: Type): string | undefined;
getSuggestionForNonexistentSymbol(location: Node, name: string, meaning: SymbolFlags): string | undefined;
}
enum NodeBuilderFlags {
None = 0,
NoTruncation = 1,
WriteArrayAsGenericType = 2,
WriteTypeArgumentsOfSignature = 32,
UseFullyQualifiedType = 64,
SuppressAnyReturnType = 256,
WriteTypeParametersInQualifiedName = 512,
AllowThisInObjectLiteral = 1024,
AllowQualifedNameInPlaceOfIdentifier = 2048,
AllowAnonymousIdentifier = 8192,
AllowEmptyUnionOrIntersection = 16384,
AllowEmptyTuple = 32768,
IgnoreErrors = 60416,
InObjectTypeLiteral = 1048576,
InTypeAlias = 8388608,
}
interface SymbolDisplayBuilder {
buildTypeDisplay(type: Type, writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags): void;
buildSymbolDisplay(symbol: Symbol, writer: SymbolWriter, enclosingDeclaration?: Node, meaning?: SymbolFlags, flags?: SymbolFormatFlags): void;
buildSignatureDisplay(signature: Signature, writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags, kind?: SignatureKind): void;
buildIndexSignatureDisplay(info: IndexInfo, writer: SymbolWriter, kind: IndexKind, enclosingDeclaration?: Node, globalFlags?: TypeFormatFlags, symbolStack?: Symbol[]): void;
buildParameterDisplay(parameter: Symbol, writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags): void;
buildTypeParameterDisplay(tp: TypeParameter, writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags): void;
buildTypePredicateDisplay(predicate: TypePredicate, writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags): void;
buildTypeParameterDisplayFromSymbol(symbol: Symbol, writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags): void;
buildDisplayForParametersAndDelimiters(thisParameter: Symbol, parameters: Symbol[], writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags): void;
buildDisplayForTypeParametersAndDelimiters(typeParameters: TypeParameter[], writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags): void;
buildReturnTypeDisplay(signature: Signature, writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags): void;
}
interface SymbolWriter {
writeKeyword(text: string): void;
writeOperator(text: string): void;
writePunctuation(text: string): void;
writeSpace(text: string): void;
writeStringLiteral(text: string): void;
writeParameter(text: string): void;
writeProperty(text: string): void;
writeSymbol(text: string, symbol: Symbol): void;
writeLine(): void;
increaseIndent(): void;
decreaseIndent(): void;
clear(): void;
trackSymbol(symbol: Symbol, enclosingDeclaration?: Node, meaning?: SymbolFlags): void;
reportInaccessibleThisError(): void;
reportPrivateInBaseOfClassExpression(propertyName: string): void;
}
enum TypeFormatFlags {
None = 0,
WriteArrayAsGenericType = 1,
UseTypeOfFunction = 4,
NoTruncation = 8,
WriteArrowStyleSignature = 16,
WriteOwnNameForAnyLike = 32,
WriteTypeArgumentsOfSignature = 64,
InElementType = 128,
UseFullyQualifiedType = 256,
InFirstTypeArgument = 512,
InTypeAlias = 1024,
SuppressAnyReturnType = 4096,
AddUndefined = 8192,
WriteClassExpressionAsTypeLiteral = 16384,
InArrayType = 32768,
UseAliasDefinedOutsideCurrentScope = 65536,
}
enum SymbolFormatFlags {
None = 0,
WriteTypeParametersOrArguments = 1,
UseOnlyExternalAliasing = 2,
}
enum TypePredicateKind {
This = 0,
Identifier = 1,
}
interface TypePredicateBase {
kind: TypePredicateKind;
type: Type;
}
interface ThisTypePredicate extends TypePredicateBase {
kind: TypePredicateKind.This;
}
interface IdentifierTypePredicate extends TypePredicateBase {
kind: TypePredicateKind.Identifier;
parameterName: string;
parameterIndex: number;
}
type TypePredicate = IdentifierTypePredicate | ThisTypePredicate;
enum SymbolFlags {
None = 0,
FunctionScopedVariable = 1,
BlockScopedVariable = 2,
Property = 4,
EnumMember = 8,
Function = 16,
Class = 32,
Interface = 64,
ConstEnum = 128,
RegularEnum = 256,
ValueModule = 512,
NamespaceModule = 1024,
TypeLiteral = 2048,
ObjectLiteral = 4096,
Method = 8192,
Constructor = 16384,
GetAccessor = 32768,
SetAccessor = 65536,
Signature = 131072,
TypeParameter = 262144,
TypeAlias = 524288,
ExportValue = 1048576,
Alias = 2097152,
Prototype = 4194304,
ExportStar = 8388608,
Optional = 16777216,
Transient = 33554432,
Enum = 384,
Variable = 3,
Value = 107455,
Type = 793064,
Namespace = 1920,
Module = 1536,
Accessor = 98304,
FunctionScopedVariableExcludes = 107454,
BlockScopedVariableExcludes = 107455,
ParameterExcludes = 107455,
PropertyExcludes = 0,
EnumMemberExcludes = 900095,
FunctionExcludes = 106927,
ClassExcludes = 899519,
InterfaceExcludes = 792968,
RegularEnumExcludes = 899327,
ConstEnumExcludes = 899967,
ValueModuleExcludes = 106639,
NamespaceModuleExcludes = 0,
MethodExcludes = 99263,
GetAccessorExcludes = 41919,
SetAccessorExcludes = 74687,
TypeParameterExcludes = 530920,
TypeAliasExcludes = 793064,
AliasExcludes = 2097152,
ModuleMember = 2623475,
ExportHasLocal = 944,
HasExports = 1952,
HasMembers = 6240,
BlockScoped = 418,
PropertyOrAccessor = 98308,
ClassMember = 106500,
}
interface Symbol {
flags: SymbolFlags;
escapedName: __String;
declarations?: Declaration[];
valueDeclaration?: Declaration;
members?: SymbolTable;
exports?: SymbolTable;
globalExports?: SymbolTable;
}
enum InternalSymbolName {
Call = "__call",
Constructor = "__constructor",
New = "__new",
Index = "__index",
ExportStar = "__export",
Global = "__global",
Missing = "__missing",
Type = "__type",
Object = "__object",
JSXAttributes = "__jsxAttributes",
Class = "__class",
Function = "__function",
Computed = "__computed",
Resolving = "__resolving__",
ExportEquals = "export=",
Default = "default",
}
/**
* This represents a string whose leading underscore have been escaped by adding extra leading underscores.
* The shape of this brand is rather unique compared to others we've used.
* Instead of just an intersection of a string and an object, it is that union-ed
* with an intersection of void and an object. This makes it wholly incompatible
* with a normal string (which is good, it cannot be misused on assignment or on usage),
* while still being comparable with a normal string via === (also good) and castable from a string.
*/
type __String = (string & {
__escapedIdentifier: void;
}) | (void & {
__escapedIdentifier: void;
}) | InternalSymbolName;
/** ReadonlyMap where keys are `__String`s. */
interface ReadonlyUnderscoreEscapedMap<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]>;
}
/** Map where keys are `__String`s. */
interface UnderscoreEscapedMap<T> extends ReadonlyUnderscoreEscapedMap<T> {
set(key: __String, value: T): this;
delete(key: __String): boolean;
clear(): void;
}
/** SymbolTable based on ES6 Map interface. */
type SymbolTable = UnderscoreEscapedMap<Symbol>;
enum TypeFlags {
Any = 1,
String = 2,
Number = 4,
Boolean = 8,
Enum = 16,
StringLiteral = 32,
NumberLiteral = 64,
BooleanLiteral = 128,
EnumLiteral = 256,
ESSymbol = 512,
Void = 1024,
Undefined = 2048,
Null = 4096,
Never = 8192,
TypeParameter = 16384,
Object = 32768,
Union = 65536,
Intersection = 131072,
Index = 262144,
IndexedAccess = 524288,
NonPrimitive = 16777216,
Literal = 224,
StringOrNumberLiteral = 96,
PossiblyFalsy = 7406,
StringLike = 262178,
NumberLike = 84,
BooleanLike = 136,
EnumLike = 272,
UnionOrIntersection = 196608,
StructuredType = 229376,
StructuredOrTypeVariable = 1032192,
TypeVariable = 540672,
Narrowable = 17810175,
NotUnionOrUnit = 16810497,
}
type DestructuringPattern = BindingPattern | ObjectLiteralExpression | ArrayLiteralExpression;
interface Type {
flags: TypeFlags;
symbol?: Symbol;
pattern?: DestructuringPattern;
aliasSymbol?: Symbol;
aliasTypeArguments?: Type[];
}
interface LiteralType extends Type {
value: string | number;
freshType?: LiteralType;
regularType?: LiteralType;
}
interface StringLiteralType extends LiteralType {
value: string;
}
interface NumberLiteralType extends LiteralType {
value: number;
}
interface EnumType extends Type {
}
enum ObjectFlags {
Class = 1,
Interface = 2,
Reference = 4,
Tuple = 8,
Anonymous = 16,
Mapped = 32,
Instantiated = 64,
ObjectLiteral = 128,
EvolvingArray = 256,
ObjectLiteralPatternWithComputedProperties = 512,
ClassOrInterface = 3,
}
interface ObjectType extends Type {
objectFlags: ObjectFlags;
}
/** Class and interface types (ObjectFlags.Class and ObjectFlags.Interface). */
interface InterfaceType extends ObjectType {
typeParameters: TypeParameter[];
outerTypeParameters: TypeParameter[];
localTypeParameters: TypeParameter[];
thisType: TypeParameter;
}
type BaseType = ObjectType | IntersectionType;
interface InterfaceTypeWithDeclaredMembers extends InterfaceType {
declaredProperties: Symbol[];
declaredCallSignatures: Signature[];
declaredConstructSignatures: Signature[];
declaredStringIndexInfo: IndexInfo;
declaredNumberIndexInfo: IndexInfo;
}
/**
* Type references (ObjectFlags.Reference). When a class or interface has type parameters or
* a "this" type, references to the class or interface are made using type references. The
* typeArguments property specifies the types to substitute for the type parameters of the
* class or interface and optionally includes an extra element that specifies the type to
* substitute for "this" in the resulting instantiation. When no extra argument is present,
* the type reference itself is substituted for "this". The typeArguments property is undefined
* if the class or interface has no type parameters and the reference isn't specifying an
* explicit "this" argument.
*/
interface TypeReference extends ObjectType {
target: GenericType;
typeArguments?: Type[];
}
interface GenericType extends InterfaceType, TypeReference {
}
interface UnionOrIntersectionType extends Type {
types: Type[];
}
interface UnionType extends UnionOrIntersectionType {
}
interface IntersectionType extends UnionOrIntersectionType {
}
type StructuredType = ObjectType | UnionType | IntersectionType;
interface EvolvingArrayType extends ObjectType {
elementType: Type;
finalArrayType?: Type;
}
interface TypeVariable extends Type {
}
interface TypeParameter extends TypeVariable {
/** Retrieve using getConstraintFromTypeParameter */
constraint: Type;
default?: Type;
}
interface IndexedAccessType extends TypeVariable {
objectType: Type;
indexType: Type;
constraint?: Type;
}
interface IndexType extends Type {
type: TypeVariable | UnionOrIntersectionType;
}
enum SignatureKind {
Call = 0,
Construct = 1,
}
interface Signature {
declaration: SignatureDeclaration;
typeParameters?: TypeParameter[];
parameters: Symbol[];
}
enum IndexKind {
String = 0,
Number = 1,
}
interface IndexInfo {
type: Type;
isReadonly: boolean;
declaration?: SignatureDeclaration;
}
enum InferencePriority {
NakedTypeVariable = 1,
MappedType = 2,
ReturnType = 4,
}
interface InferenceInfo {
typeParameter: TypeParameter;
candidates: Type[];
inferredType: Type;
priority: InferencePriority;
topLevel: boolean;
isFixed: boolean;
}
enum InferenceFlags {
InferUnionTypes = 1,
NoDefault = 2,
AnyDefault = 4,
}
/**
* Ternary values are defined such that
* x & y is False if either x or y is False.
* x & y is Maybe if either x or y is Maybe, but neither x or y is False.
* x & y is True if both x and y are True.
* x | y is False if both x and y are False.
* x | y is Maybe if either x or y is Maybe, but neither x or y is True.
* x | y is True if either x or y is True.
*/
enum Ternary {
False = 0,
Maybe = 1,
True = -1,
}
type TypeComparer = (s: Type, t: Type, reportErrors?: boolean) => Ternary;
interface JsFileExtensionInfo {
extension: string;
isMixedContent: boolean;
}
interface DiagnosticMessage {
key: string;
category: DiagnosticCategory;
code: number;
message: string;
}
/**
* A linked list of formatted diagnostic messages to be used as part of a multiline message.
* It is built from the bottom up, leaving the head to be the "main" diagnostic.
* While it seems that DiagnosticMessageChain is structurally similar to DiagnosticMessage,
* the difference is that messages are all preformatted in DMC.
*/
interface DiagnosticMessageChain {
messageText: string;
category: DiagnosticCategory;
code: number;
next?: DiagnosticMessageChain;
}
interface Diagnostic {
file: SourceFile | undefined;
start: number | undefined;
length: number | undefined;
messageText: string | DiagnosticMessageChain;
category: DiagnosticCategory;
code: number;
source?: string;
}
enum DiagnosticCategory {
Warning = 0,
Error = 1,
Message = 2,
}
enum ModuleResolutionKind {
Classic = 1,
NodeJs = 2,
}
interface PluginImport {
name: string;
}
type CompilerOptionsValue = string | number | boolean | (string | number)[] | string[] | MapLike<string[]> | PluginImport[];
interface CompilerOptions {
allowJs?: boolean;
allowSyntheticDefaultImports?: boolean;
allowUnreachableCode?: boolean;
allowUnusedLabels?: boolean;
alwaysStrict?: boolean;
baseUrl?: string;
charset?: string;
checkJs?: boolean;
declaration?: boolean;
declarationDir?: string;
disableSizeLimit?: boolean;
downlevelIteration?: boolean;
emitBOM?: boolean;
emitDecoratorMetadata?: boolean;
experimentalDecorators?: boolean;
forceConsistentCasingInFileNames?: boolean;
importHelpers?: boolean;
inlineSourceMap?: boolean;
inlineSources?: boolean;
isolatedModules?: boolean;
jsx?: JsxEmit;
lib?: string[];
locale?: string;
mapRoot?: string;
maxNodeModuleJsDepth?: number;
module?: ModuleKind;
moduleResolution?: ModuleResolutionKind;
newLine?: NewLineKind;
noEmit?: boolean;
noEmitHelpers?: boolean;
noEmitOnError?: boolean;
noErrorTruncation?: boolean;
noFallthroughCasesInSwitch?: boolean;
noImplicitAny?: boolean;
noImplicitReturns?: boolean;
noImplicitThis?: boolean;
noStrictGenericChecks?: boolean;
noUnusedLocals?: boolean;
noUnusedParameters?: boolean;
noImplicitUseStrict?: boolean;
noLib?: boolean;
noResolve?: boolean;
out?: string;
outDir?: string;
outFile?: string;
paths?: MapLike<string[]>;
preserveConstEnums?: boolean;
preserveSymlinks?: boolean;
project?: string;
reactNamespace?: string;
jsxFactory?: string;
removeComments?: boolean;
rootDir?: string;
rootDirs?: string[];
skipLibCheck?: boolean;
skipDefaultLibCheck?: boolean;
sourceMap?: boolean;
sourceRoot?: string;
strict?: boolean;
strictNullChecks?: boolean;
suppressExcessPropertyErrors?: boolean;
suppressImplicitAnyIndexErrors?: boolean;
target?: ScriptTarget;
traceResolution?: boolean;
types?: string[];
/** Paths used to compute primary types search locations */
typeRoots?: string[];
[option: string]: CompilerOptionsValue | JsonSourceFile | undefined;
}
interface TypeAcquisition {
enableAutoDiscovery?: boolean;
enable?: boolean;
include?: string[];
exclude?: string[];
[option: string]: string[] | boolean | undefined;
}
interface DiscoverTypingsInfo {
fileNames: string[];
projectRootPath: string;
safeListPath: string;
packageNameToTypingLocation: Map<string>;
typeAcquisition: TypeAcquisition;
compilerOptions: CompilerOptions;
unresolvedImports: ReadonlyArray<string>;
}
enum ModuleKind {
None = 0,
CommonJS = 1,
AMD = 2,
UMD = 3,
System = 4,
ES2015 = 5,
ESNext = 6,
}
enum JsxEmit {
None = 0,
Preserve = 1,
React = 2,
ReactNative = 3,
}
enum NewLineKind {
CarriageReturnLineFeed = 0,
LineFeed = 1,
}
interface LineAndCharacter {
line: number;
character: number;
}
enum ScriptKind {
Unknown = 0,
JS = 1,
JSX = 2,
TS = 3,
TSX = 4,
External = 5,
JSON = 6,
}
enum ScriptTarget {
ES3 = 0,
ES5 = 1,
ES2015 = 2,
ES2016 = 3,
ES2017 = 4,
ESNext = 5,
Latest = 5,
}
enum LanguageVariant {
Standard = 0,
JSX = 1,
}
/** Either a parsed command line or a parsed tsconfig.json */
interface ParsedCommandLine {
options: CompilerOptions;
typeAcquisition?: TypeAcquisition;
fileNames: string[];
raw?: any;
errors: Diagnostic[];
wildcardDirectories?: MapLike<WatchDirectoryFlags>;
compileOnSave?: boolean;
}
enum WatchDirectoryFlags {
None = 0,
Recursive = 1,
}
interface ExpandResult {
fileNames: string[];
wildcardDirectories: MapLike<WatchDirectoryFlags>;
}
interface ModuleResolutionHost {
fileExists(fileName: string): boolean;
readFile(fileName: string): string | undefined;
trace?(s: string): void;
directoryExists?(directoryName: string): boolean;
/**
* Resolve a symbolic link.
* @see https://nodejs.org/api/fs.html#fs_fs_realpathsync_path_options
*/
realpath?(path: string): string;
getCurrentDirectory?(): string;
getDirectories?(path: string): string[];
}
/**
* Represents the result of module resolution.
* Module resolution will pick up tsx/jsx/js files even if '--jsx' and '--allowJs' are turned off.
* The Program will then filter results based on these flags.
*
* Prefer to return a `ResolvedModuleFull` so that the file type does not have to be inferred.
*/
interface ResolvedModule {
/** Path of the file the module was resolved to. */
resolvedFileName: string;
/** True if `resolvedFileName` comes from `node_modules`. */
isExternalLibraryImport?: boolean;
}
/**
* ResolvedModule with an explicitly provided `extension` property.
* Prefer this over `ResolvedModule`.
* If changing this, remember to change `moduleResolutionIsEqualTo`.
*/
interface ResolvedModuleFull extends ResolvedModule {
/**
* Extension of resolvedFileName. This must match what's at the end of resolvedFileName.
* This is optional for backwards-compatibility, but will be added if not provided.
*/
extension: Extension;
packageId?: PackageId;
}
/**
* Unique identifier with a package name and version.
* If changing this, remember to change `packageIdIsEqual`.
*/
interface PackageId {
/**
* Name of the package.
* Should not include `@types`.
* If accessing a non-index file, this should include its name e.g. "foo/bar".
*/
name: string;
/** Version of the package, e.g. "1.2.3" */
version: string;
}
enum Extension {
Ts = ".ts",
Tsx = ".tsx",
Dts = ".d.ts",
Js = ".js",
Jsx = ".jsx",
}
interface ResolvedModuleWithFailedLookupLocations {
resolvedModule: ResolvedModuleFull | undefined;
}
interface ResolvedTypeReferenceDirective {
primary: boolean;
resolvedFileName?: string;
}
interface ResolvedTypeReferenceDirectiveWithFailedLookupLocations {
resolvedTypeReferenceDirective: ResolvedTypeReferenceDirective;
failedLookupLocations: string[];
}
interface CompilerHost extends ModuleResolutionHost {
getSourceFile(fileName: string, languageVersion: ScriptTarget, onError?: (message: string) => void): SourceFile;
getSourceFileByPath?(fileName: string, path: Path, languageVersion: ScriptTarget, onError?: (message: string) => void): SourceFile;
getCancellationToken?(): CancellationToken;
getDefaultLibFileName(options: CompilerOptions): string;
getDefaultLibLocation?(): string;
writeFile: WriteFileCallback;
getCurrentDirectory(): string;
getDirectories(path: string): string[];
getCanonicalFileName(fileName: string): string;
useCaseSensitiveFileNames(): boolean;
getNewLine(): string;
resolveModuleNames?(moduleNames: string[], containingFile: string): ResolvedModule[];
/**
* This method is a companion for 'resolveModuleNames' and is used to resolve 'types' references to actual type declaration files
*/
resolveTypeReferenceDirectives?(typeReferenceDirectiveNames: string[], containingFile: string): ResolvedTypeReferenceDirective[];
getEnvironmentVariable?(name: string): string;
}
interface SourceMapRange extends TextRange {
source?: SourceMapSource;
}
interface SourceMapSource {
fileName: string;
text: string;
skipTrivia?: (pos: number) => number;
}
enum EmitFlags {
SingleLine = 1,
AdviseOnEmitNode = 2,
NoSubstitution = 4,
CapturesThis = 8,
NoLeadingSourceMap = 16,
NoTrailingSourceMap = 32,
NoSourceMap = 48,
NoNestedSourceMaps = 64,
NoTokenLeadingSourceMaps = 128,
NoTokenTrailingSourceMaps = 256,
NoTokenSourceMaps = 384,
NoLeadingComments = 512,
NoTrailingComments = 1024,
NoComments = 1536,
NoNestedComments = 2048,
HelperName = 4096,
ExportName = 8192,
LocalName = 16384,
InternalName = 32768,
Indented = 65536,
NoIndentation = 131072,
AsyncFunctionBody = 262144,
ReuseTempVariableScope = 524288,
CustomPrologue = 1048576,
NoHoisting = 2097152,
HasEndOfDeclarationMarker = 4194304,
Iterator = 8388608,
NoAsciiEscaping = 16777216,
}
interface EmitHelper {
readonly name: string;
readonly scoped: boolean;
readonly text: string;
readonly priority?: number;
}
enum EmitHint {
SourceFile = 0,
Expression = 1,
IdentifierName = 2,
Unspecified = 3,
}
interface TransformationContext {
/** Gets the compiler options supplied to the transformer. */
getCompilerOptions(): CompilerOptions;
/** Starts a new lexical environment. */
startLexicalEnvironment(): void;
/** Suspends the current lexical environment, usually after visiting a parameter list. */
suspendLexicalEnvironment(): void;
/** Resumes a suspended lexical environment, usually before visiting a function body. */
resumeLexicalEnvironment(): void;
/** Ends a lexical environment, returning any declarations. */
endLexicalEnvironment(): Statement[];
/** Hoists a function declaration to the containing scope. */
hoistFunctionDeclaration(node: FunctionDeclaration): void;
/** Hoists a variable declaration to the containing scope. */
hoistVariableDeclaration(node: Identifier): void;
/** Records a request for a non-scoped emit helper in the current context. */
requestEmitHelper(helper: EmitHelper): void;
/** Gets and resets the requested non-scoped emit helpers. */
readEmitHelpers(): EmitHelper[] | undefined;
/** Enables expression substitutions in the pretty printer for the provided SyntaxKind. */
enableSubstitution(kind: SyntaxKind): void;
/** Determines whether expression substitutions are enabled for the provided node. */
isSubstitutionEnabled(node: Node): boolean;
/**
* Hook used by transformers to substitute expressions just before they
* are emitted by the pretty printer.
*
* NOTE: Transformation hooks should only be modified during `Transformer` initialization,
* before returning the `NodeTransformer` callback.
*/
onSubstituteNode: (hint: EmitHint, node: Node) => Node;
/**
* Enables before/after emit notifications in the pretty printer for the provided
* SyntaxKind.
*/
enableEmitNotification(kind: SyntaxKind): void;
/**
* Determines whether before/after emit notifications should be raised in the pretty
* printer when it emits a node.
*/
isEmitNotificationEnabled(node: Node): boolean;
/**
* Hook used to allow transformers to capture state before or after
* the printer emits a node.
*
* NOTE: Transformation hooks should only be modified during `Transformer` initialization,
* before returning the `NodeTransformer` callback.
*/
onEmitNode: (hint: EmitHint, node: Node, emitCallback: (hint: EmitHint, node: Node) => void) => void;
}
interface TransformationResult<T extends Node> {
/** Gets the transformed source files. */
transformed: T[];
/** Gets diagnostics for the transformation. */
diagnostics?: Diagnostic[];
/**
* Gets a substitute for a node, if one is available; otherwise, returns the original node.
*
* @param hint A hint as to the intended usage of the node.
* @param node The node to substitute.
*/
substituteNode(hint: EmitHint, node: Node): Node;
/**
* Emits a node with possible notification.
*
* @param hint A hint as to the intended usage of the node.
* @param node The node to emit.
* @param emitCallback A callback used to emit the node.
*/
emitNodeWithNotification(hint: EmitHint, node: Node, emitCallback: (hint: EmitHint, node: Node) => void): void;
/**
* Clean up EmitNode entries on any parse-tree nodes.
*/
dispose(): void;
}
/**
* A function that is used to initialize and return a `Transformer` callback, which in turn
* will be used to transform one or more nodes.
*/
type TransformerFactory<T extends Node> = (context: TransformationContext) => Transformer<T>;
/**
* A function that transforms a node.
*/
type Transformer<T extends Node> = (node: T) => T;
/**
* A function that accepts and possibly transforms a node.
*/
type Visitor = (node: Node) => VisitResult<Node>;
type VisitResult<T extends Node> = T | T[] | undefined;
interface Printer {
/**
* Print a node and its subtree as-is, without any emit transformations.
* @param hint A value indicating the purpose of a node. This is primarily used to
* distinguish between an `Identifier` used in an expression position, versus an
* `Identifier` used as an `IdentifierName` as part of a declaration. For most nodes you
* should just pass `Unspecified`.
* @param node The node to print. The node and its subtree are printed as-is, without any
* emit transformations.
* @param sourceFile A source file that provides context for the node. The source text of
* the file is used to emit the original source content for literals and identifiers, while
* the identifiers of the source file are used when generating unique names to avoid
* collisions.
*/
printNode(hint: EmitHint, node: Node, sourceFile: SourceFile): string;
/**
* Prints a source file as-is, without any emit transformations.
*/
printFile(sourceFile: SourceFile): string;
/**
* Prints a bundle of source files as-is, without any emit transformations.
*/
printBundle(bundle: Bundle): string;
}
interface PrintHandlers {
/**
* A hook used by the Printer when generating unique names to avoid collisions with
* globally defined names that exist outside of the current source file.
*/
hasGlobalName?(name: string): boolean;
/**
* A hook used by the Printer to provide notifications prior to emitting a node. A
* compatible implementation **must** invoke `emitCallback` with the provided `hint` and
* `node` values.
* @param hint A hint indicating the intended purpose of the node.
* @param node The node to emit.
* @param emitCallback A callback that, when invoked, will emit the node.
* @example
* ```ts
* var printer = createPrinter(printerOptions, {
* onEmitNode(hint, node, emitCallback) {
* // set up or track state prior to emitting the node...
* emitCallback(hint, node);
* // restore state after emitting the node...
* }
* });
* ```
*/
onEmitNode?(hint: EmitHint, node: Node, emitCallback: (hint: EmitHint, node: Node) => void): void;
/**
* A hook used by the Printer to perform just-in-time substitution of a node. This is
* primarily used by node transformations that need to substitute one node for another,
* such as replacing `myExportedVar` with `exports.myExportedVar`.
* @param hint A hint indicating the intended purpose of the node.
* @param node The node to emit.
* @example
* ```ts
* var printer = createPrinter(printerOptions, {
* substituteNode(hint, node) {
* // perform substitution if necessary...
* return node;
* }
* });
* ```
*/
substituteNode?(hint: EmitHint, node: Node): Node;
}
interface PrinterOptions {
removeComments?: boolean;
newLine?: NewLineKind;
}
interface TextSpan {
start: number;
length: number;
}
interface TextChangeRange {
span: TextSpan;
newLength: number;
}
interface SyntaxList extends Node {
_children: Node[];
}
}
declare namespace ts {
const versionMajorMinor = "2.6";
/** The version of the TypeScript compiler release */
const version: string;
}
declare function setTimeout(handler: (...args: any[]) => void, timeout: number): any;
declare function clearTimeout(handle: any): void;
declare namespace ts {
enum FileWatcherEventKind {
Created = 0,
Changed = 1,
Deleted = 2,
}
type FileWatcherCallback = (fileName: string, eventKind: FileWatcherEventKind) => void;
type DirectoryWatcherCallback = (fileName: string) => void;
interface WatchedFile {
fileName: string;
callback: FileWatcherCallback;
mtime?: Date;
}
interface System {
args: string[];
newLine: string;
useCaseSensitiveFileNames: boolean;
write(s: string): void;
readFile(path: string, encoding?: string): string | undefined;
getFileSize?(path: string): number;
writeFile(path: string, data: string, writeByteOrderMark?: boolean): void;
/**
* @pollingInterval - this parameter is used in polling-based watchers and ignored in watchers that
* use native OS file watching
*/
watchFile?(path: string, callback: FileWatcherCallback, pollingInterval?: number): FileWatcher;
watchDirectory?(path: string, callback: DirectoryWatcherCallback, recursive?: boolean): FileWatcher;
resolvePath(path: string): string;
fileExists(path: string): boolean;
directoryExists(path: string): boolean;
createDirectory(path: string): void;
getExecutingFilePath(): string;
getCurrentDirectory(): string;
getDirectories(path: string): string[];
readDirectory(path: string, extensions?: ReadonlyArray<string>, exclude?: ReadonlyArray<string>, include?: ReadonlyArray<string>, depth?: number): string[];
getModifiedTime?(path: string): Date;
/**
* This should be cryptographically secure.
* A good implementation is node.js' `crypto.createHash`. (https://nodejs.org/api/crypto.html#crypto_crypto_createhash_algorithm)
*/
createHash?(data: string): string;
getMemoryUsage?(): number;
exit(exitCode?: number): void;
realpath?(path: string): string;
setTimeout?(callback: (...args: any[]) => void, ms: number, ...args: any[]): any;
clearTimeout?(timeoutId: any): void;
}
interface FileWatcher {
close(): void;
}
interface DirectoryWatcher extends FileWatcher {
directoryName: string;
referenceCount: number;
}
function getNodeMajorVersion(): number;
let sys: System;
}
declare namespace ts {
interface ErrorCallback {
(message: DiagnosticMessage, length: number): void;
}
interface Scanner {
getStartPos(): number;
getToken(): SyntaxKind;
getTextPos(): number;
getTokenPos(): number;
getTokenText(): string;
getTokenValue(): string;
hasExtendedUnicodeEscape(): boolean;
hasPrecedingLineBreak(): boolean;
isIdentifier(): boolean;
isReservedWord(): boolean;
isUnterminated(): boolean;
reScanGreaterToken(): SyntaxKind;
reScanSlashToken(): SyntaxKind;
reScanTemplateToken(): SyntaxKind;
scanJsxIdentifier(): SyntaxKind;
scanJsxAttributeValue(): SyntaxKind;
reScanJsxToken(): SyntaxKind;
scanJsxToken(): SyntaxKind;
scanJSDocToken(): SyntaxKind;
scan(): SyntaxKind;
getText(): string;
setText(text: string, start?: number, length?: number): void;
setOnError(onError: ErrorCallback): void;
setScriptTarget(scriptTarget: ScriptTarget): void;
setLanguageVariant(variant: LanguageVariant): void;
setTextPos(textPos: number): void;
lookAhead<T>(callback: () => T): T;
scanRange<T>(start: number, length: number, callback: () => T): T;
tryScan<T>(callback: () => T): T;
}
function tokenToString(t: SyntaxKind): string | undefined;
function getPositionOfLineAndCharacter(sourceFile: SourceFile, line: number, character: number): number;
function getLineAndCharacterOfPosition(sourceFile: SourceFileLike, position: number): LineAndCharacter;
function isWhiteSpaceLike(ch: number): boolean;
/** Does not include line breaks. For that, see isWhiteSpaceLike. */
function isWhiteSpaceSingleLine(ch: number): boolean;
function isLineBreak(ch: number): boolean;
function couldStartTrivia(text: string, pos: number): boolean;
function forEachLeadingCommentRange<T, U>(text: string, pos: number, cb: (pos: number, end: number, kind: CommentKind, hasTrailingNewLine: boolean, state: T) => U, state?: T): U | undefined;
function forEachTrailingCommentRange<T, U>(text: string, pos: number, cb: (pos: number, end: number, kind: CommentKind, hasTrailingNewLine: boolean, state: T) => U, state?: T): U | undefined;
function reduceEachLeadingCommentRange<T, U>(text: string, pos: number, cb: (pos: number, end: number, kind: CommentKind, hasTrailingNewLine: boolean, state: T, memo: U) => U, state: T, initial: U): U;
function reduceEachTrailingCommentRange<T, U>(text: string, pos: number, cb: (pos: number, end: number, kind: CommentKind, hasTrailingNewLine: boolean, state: T, memo: U) => U, state: T, initial: U): U;
function getLeadingCommentRanges(text: string, pos: number): CommentRange[] | undefined;
function getTrailingCommentRanges(text: string, pos: number): CommentRange[] | undefined;
/** Optionally, get the shebang */
function getShebang(text: string): string | undefined;
function isIdentifierStart(ch: number, languageVersion: ScriptTarget): boolean;
function isIdentifierPart(ch: number, languageVersion: ScriptTarget): boolean;
function createScanner(languageVersion: ScriptTarget, skipTrivia: boolean, languageVariant?: LanguageVariant, text?: string, onError?: ErrorCallback, start?: number, length?: number): Scanner;
}
declare namespace ts {
function getDefaultLibFileName(options: CompilerOptions): string;
function textSpanEnd(span: TextSpan): number;
function textSpanIsEmpty(span: TextSpan): boolean;
function textSpanContainsPosition(span: TextSpan, position: number): boolean;
function textSpanContainsTextSpan(span: TextSpan, other: TextSpan): boolean;
function textSpanOverlapsWith(span: TextSpan, other: TextSpan): boolean;
function textSpanOverlap(span1: TextSpan, span2: TextSpan): TextSpan;
function textSpanIntersectsWithTextSpan(span: TextSpan, other: TextSpan): boolean;
function textSpanIntersectsWith(span: TextSpan, start: number, length: number): boolean;
function decodedTextSpanIntersectsWith(start1: number, length1: number, start2: number, length2: number): boolean;
function textSpanIntersectsWithPosition(span: TextSpan, position: number): boolean;
function textSpanIntersection(span1: TextSpan, span2: TextSpan): TextSpan;
function createTextSpan(start: number, length: number): TextSpan;
function createTextSpanFromBounds(start: number, end: number): TextSpan;
function textChangeRangeNewSpan(range: TextChangeRange): TextSpan;
function textChangeRangeIsUnchanged(range: TextChangeRange): boolean;
function createTextChangeRange(span: TextSpan, newLength: number): TextChangeRange;
let unchangedTextChangeRange: TextChangeRange;
/**
* Called to merge all the changes that occurred across several versions of a script snapshot
* into a single change. i.e. if a user keeps making successive edits to a script we will
* have a text change from V1 to V2, V2 to V3, ..., Vn.
*
* This function will then merge those changes into a single change range valid between V1 and
* Vn.
*/
function collapseTextChangeRangesAcrossMultipleVersions(changes: ReadonlyArray<TextChangeRange>): TextChangeRange;
function getTypeParameterOwner(d: Declaration): Declaration;
function isParameterPropertyDeclaration(node: Node): boolean;
function isEmptyBindingPattern(node: BindingName): node is BindingPattern;
function isEmptyBindingElement(node: BindingElement): boolean;
function getCombinedModifierFlags(node: Node): ModifierFlags;
function getCombinedNodeFlags(node: Node): NodeFlags;
/**
* Checks to see if the locale is in the appropriate format,
* and if it is, attempts to set the appropriate language.
*/
function validateLocaleAndSetLanguage(locale: string, sys: {
getExecutingFilePath(): string;
resolvePath(path: string): string;
fileExists(fileName: string): boolean;
readFile(fileName: string): string | undefined;
}, errors?: Push<Diagnostic>): void;
function getOriginalNode(node: Node): Node;
function getOriginalNode<T extends Node>(node: Node, nodeTest: (node: Node) => node is T): T;
/**
* Gets a value indicating whether a node originated in the parse tree.
*
* @param node The node to test.
*/
function isParseTreeNode(node: Node): boolean;
/**
* Gets the original parse tree node for a node.
*
* @param node The original node.
* @returns The original parse tree node if found; otherwise, undefined.
*/
function getParseTreeNode(node: Node): Node;
/**
* Gets the original parse tree node for a node.
*
* @param node The original node.
* @param nodeTest A callback used to ensure the correct type of parse tree node is returned.
* @returns The original parse tree node if found; otherwise, undefined.
*/
function getParseTreeNode<T extends Node>(node: Node, nodeTest?: (node: Node) => node is T): T;
/**
* Remove extra underscore from escaped identifier text content.
*
* @param identifier The escaped identifier text.
* @returns The unescaped identifier text.
*/
function unescapeLeadingUnderscores(identifier: __String): string;
/**
* Remove extra underscore from escaped identifier text content.
* @deprecated Use `id.text` for the unescaped text.
* @param identifier The escaped identifier text.
* @returns The unescaped identifier text.
*/
function unescapeIdentifier(id: string): string;
function getNameOfDeclaration(declaration: Declaration): DeclarationName | undefined;
}
declare namespace ts {
function isNumericLiteral(node: Node): node is NumericLiteral;
function isStringLiteral(node: Node): node is StringLiteral;
function isJsxText(node: Node): node is JsxText;
function isRegularExpressionLiteral(node: Node): node is RegularExpressionLiteral;
function isNoSubstitutionTemplateLiteral(node: Node): node is LiteralExpression;
function isTemplateHead(node: Node): node is TemplateHead;
function isTemplateMiddle(node: Node): node is TemplateMiddle;
function isTemplateTail(node: Node): node is TemplateTail;
function isIdentifier(node: Node): node is Identifier;
function isQualifiedName(node: Node): node is QualifiedName;
function isComputedPropertyName(node: Node): node is ComputedPropertyName;
function isTypeParameterDeclaration(node: Node): node is TypeParameterDeclaration;
function isParameter(node: Node): node is ParameterDeclaration;
function isDecorator(node: Node): node is Decorator;
function isPropertySignature(node: Node): node is PropertySignature;
function isPropertyDeclaration(node: Node): node is PropertyDeclaration;
function isMethodSignature(node: Node): node is MethodSignature;
function isMethodDeclaration(node: Node): node is MethodDeclaration;
function isConstructorDeclaration(node: Node): node is ConstructorDeclaration;
function isGetAccessorDeclaration(node: Node): node is GetAccessorDeclaration;
function isSetAccessorDeclaration(node: Node): node is SetAccessorDeclaration;
function isCallSignatureDeclaration(node: Node): node is CallSignatureDeclaration;
function isConstructSignatureDeclaration(node: Node): node is ConstructSignatureDeclaration;
function isIndexSignatureDeclaration(node: Node): node is IndexSignatureDeclaration;
function isTypePredicateNode(node: Node): node is TypePredicateNode;
function isTypeReferenceNode(node: Node): node is TypeReferenceNode;
function isFunctionTypeNode(node: Node): node is FunctionTypeNode;
function isConstructorTypeNode(node: Node): node is ConstructorTypeNode;
function isTypeQueryNode(node: Node): node is TypeQueryNode;
function isTypeLiteralNode(node: Node): node is TypeLiteralNode;
function isArrayTypeNode(node: Node): node is ArrayTypeNode;
function isTupleTypeNode(node: Node): node is TupleTypeNode;
function isUnionTypeNode(node: Node): node is UnionTypeNode;
function isIntersectionTypeNode(node: Node): node is IntersectionTypeNode;
function isParenthesizedTypeNode(node: Node): node is ParenthesizedTypeNode;
function isThisTypeNode(node: Node): node is ThisTypeNode;
function isTypeOperatorNode(node: Node): node is TypeOperatorNode;
function isIndexedAccessTypeNode(node: Node): node is IndexedAccessTypeNode;
function isMappedTypeNode(node: Node): node is MappedTypeNode;
function isLiteralTypeNode(node: Node): node is LiteralTypeNode;
function isObjectBindingPattern(node: Node): node is ObjectBindingPattern;
function isArrayBindingPattern(node: Node): node is ArrayBindingPattern;
function isBindingElement(node: Node): node is BindingElement;
function isArrayLiteralExpression(node: Node): node is ArrayLiteralExpression;
function isObjectLiteralExpression(node: Node): node is ObjectLiteralExpression;
function isPropertyAccessExpression(node: Node): node is PropertyAccessExpression;
function isElementAccessExpression(node: Node): node is ElementAccessExpression;
function isCallExpression(node: Node): node is CallExpression;
function isNewExpression(node: Node): node is NewExpression;
function isTaggedTemplateExpression(node: Node): node is TaggedTemplateExpression;
function isTypeAssertion(node: Node): node is TypeAssertion;
function isParenthesizedExpression(node: Node): node is ParenthesizedExpression;
function skipPartiallyEmittedExpressions(node: Expression): Expression;
function skipPartiallyEmittedExpressions(node: Node): Node;
function isFunctionExpression(node: Node): node is FunctionExpression;
function isArrowFunction(node: Node): node is ArrowFunction;
function isDeleteExpression(node: Node): node is DeleteExpression;
function isTypeOfExpression(node: Node): node is TypeOfExpression;
function isVoidExpression(node: Node): node is VoidExpression;
function isAwaitExpression(node: Node): node is AwaitExpression;
function isPrefixUnaryExpression(node: Node): node is PrefixUnaryExpression;
function isPostfixUnaryExpression(node: Node): node is PostfixUnaryExpression;
function isBinaryExpression(node: Node): node is BinaryExpression;
function isConditionalExpression(node: Node): node is ConditionalExpression;
function isTemplateExpression(node: Node): node is TemplateExpression;
function isYieldExpression(node: Node): node is YieldExpression;
function isSpreadElement(node: Node): node is SpreadElement;
function isClassExpression(node: Node): node is ClassExpression;
function isOmittedExpression(node: Node): node is OmittedExpression;
function isExpressionWithTypeArguments(node: Node): node is ExpressionWithTypeArguments;
function isAsExpression(node: Node): node is AsExpression;
function isNonNullExpression(node: Node): node is NonNullExpression;
function isMetaProperty(node: Node): node is MetaProperty;
function isTemplateSpan(node: Node): node is TemplateSpan;
function isSemicolonClassElement(node: Node): node is SemicolonClassElement;
function isBlock(node: Node): node is Block;
function isVariableStatement(node: Node): node is VariableStatement;
function isEmptyStatement(node: Node): node is EmptyStatement;
function isExpressionStatement(node: Node): node is ExpressionStatement;
function isIfStatement(node: Node): node is IfStatement;
function isDoStatement(node: Node): node is DoStatement;
function isWhileStatement(node: Node): node is WhileStatement;
function isForStatement(node: Node): node is ForStatement;
function isForInStatement(node: Node): node is ForInStatement;
function isForOfStatement(node: Node): node is ForOfStatement;
function isContinueStatement(node: Node): node is ContinueStatement;
function isBreakStatement(node: Node): node is BreakStatement;
function isReturnStatement(node: Node): node is ReturnStatement;
function isWithStatement(node: Node): node is WithStatement;
function isSwitchStatement(node: Node): node is SwitchStatement;
function isLabeledStatement(node: Node): node is LabeledStatement;
function isThrowStatement(node: Node): node is ThrowStatement;
function isTryStatement(node: Node): node is TryStatement;
function isDebuggerStatement(node: Node): node is DebuggerStatement;
function isVariableDeclaration(node: Node): node is VariableDeclaration;
function isVariableDeclarationList(node: Node): node is VariableDeclarationList;
function isFunctionDeclaration(node: Node): node is FunctionDeclaration;
function isClassDeclaration(node: Node): node is ClassDeclaration;
function isInterfaceDeclaration(node: Node): node is InterfaceDeclaration;
function isTypeAliasDeclaration(node: Node): node is TypeAliasDeclaration;
function isEnumDeclaration(node: Node): node is EnumDeclaration;
function isModuleDeclaration(node: Node): node is ModuleDeclaration;
function isModuleBlock(node: Node): node is ModuleBlock;
function isCaseBlock(node: Node): node is CaseBlock;
function isNamespaceExportDeclaration(node: Node): node is NamespaceExportDeclaration;
function isImportEqualsDeclaration(node: Node): node is ImportEqualsDeclaration;
function isImportDeclaration(node: Node): node is ImportDeclaration;
function isImportClause(node: Node): node is ImportClause;
function isNamespaceImport(node: Node): node is NamespaceImport;
function isNamedImports(node: Node): node is NamedImports;
function isImportSpecifier(node: Node): node is ImportSpecifier;
function isExportAssignment(node: Node): node is ExportAssignment;
function isExportDeclaration(node: Node): node is ExportDeclaration;
function isNamedExports(node: Node): node is NamedExports;
function isExportSpecifier(node: Node): node is ExportSpecifier;
function isMissingDeclaration(node: Node): node is MissingDeclaration;
function isExternalModuleReference(node: Node): node is ExternalModuleReference;
function isJsxElement(node: Node): node is JsxElement;
function isJsxSelfClosingElement(node: Node): node is JsxSelfClosingElement;
function isJsxOpeningElement(node: Node): node is JsxOpeningElement;
function isJsxClosingElement(node: Node): node is JsxClosingElement;
function isJsxAttribute(node: Node): node is JsxAttribute;
function isJsxAttributes(node: Node): node is JsxAttributes;
function isJsxSpreadAttribute(node: Node): node is JsxSpreadAttribute;
function isJsxExpression(node: Node): node is JsxExpression;
function isCaseClause(node: Node): node is CaseClause;
function isDefaultClause(node: Node): node is DefaultClause;
function isHeritageClause(node: Node): node is HeritageClause;
function isCatchClause(node: Node): node is CatchClause;
function isPropertyAssignment(node: Node): node is PropertyAssignment;
function isShorthandPropertyAssignment(node: Node): node is ShorthandPropertyAssignment;
function isSpreadAssignment(node: Node): node is SpreadAssignment;
function isEnumMember(node: Node): node is EnumMember;
function isSourceFile(node: Node): node is SourceFile;
function isBundle(node: Node): node is Bundle;
function isJSDocTypeExpression(node: Node): node is JSDocTypeExpression;
function isJSDocAllType(node: JSDocAllType): node is JSDocAllType;
function isJSDocUnknownType(node: Node): node is JSDocUnknownType;
function isJSDocNullableType(node: Node): node is JSDocNullableType;
function isJSDocNonNullableType(node: Node): node is JSDocNonNullableType;
function isJSDocOptionalType(node: Node): node is JSDocOptionalType;
function isJSDocFunctionType(node: Node): node is JSDocFunctionType;
function isJSDocVariadicType(node: Node): node is JSDocVariadicType;
function isJSDoc(node: Node): node is JSDoc;
function isJSDocAugmentsTag(node: Node): node is JSDocAugmentsTag;
function isJSDocParameterTag(node: Node): node is JSDocParameterTag;
function isJSDocReturnTag(node: Node): node is JSDocReturnTag;
function isJSDocTypeTag(node: Node): node is JSDocTypeTag;
function isJSDocTemplateTag(node: Node): node is JSDocTemplateTag;
function isJSDocTypedefTag(node: Node): node is JSDocTypedefTag;
function isJSDocPropertyTag(node: Node): node is JSDocPropertyTag;
function isJSDocPropertyLikeTag(node: Node): node is JSDocPropertyLikeTag;
function isJSDocTypeLiteral(node: Node): node is JSDocTypeLiteral;
}
declare namespace ts {
/**
* True if node is of some token syntax kind.
* For example, this is true for an IfKeyword but not for an IfStatement.
*/
function isToken(n: Node): boolean;
function isLiteralExpression(node: Node): node is LiteralExpression;
function isTemplateMiddleOrTemplateTail(node: Node): node is TemplateMiddle | TemplateTail;
function isStringTextContainingNode(node: Node): boolean;
function isModifier(node: Node): node is Modifier;
function isEntityName(node: Node): node is EntityName;
function isPropertyName(node: Node): node is PropertyName;
function isBindingName(node: Node): node is BindingName;
function isFunctionLike(node: Node): node is FunctionLike;
function isClassElement(node: Node): node is ClassElement;
function isClassLike(node: Node): node is ClassLikeDeclaration;
function isAccessor(node: Node): node is AccessorDeclaration;
function isTypeElement(node: Node): node is TypeElement;
function isObjectLiteralElementLike(node: Node): node is ObjectLiteralElementLike;
/**
* Node test that determines whether a node is a valid type node.
* This differs from the `isPartOfTypeNode` function which determines whether a node is *part*
* of a TypeNode.
*/
function isTypeNode(node: Node): node is TypeNode;
function isFunctionOrConstructorTypeNode(node: Node): node is FunctionTypeNode | ConstructorTypeNode;
function isPropertyAccessOrQualifiedName(node: Node): node is PropertyAccessExpression | QualifiedName;
function isCallLikeExpression(node: Node): node is CallLikeExpression;
function isCallOrNewExpression(node: Node): node is CallExpression | NewExpression;
function isTemplateLiteral(node: Node): node is TemplateLiteral;
function isAssertionExpression(node: Node): node is AssertionExpression;
function isIterationStatement(node: Node, lookInLabeledStatements: boolean): node is IterationStatement;
function isJsxOpeningLikeElement(node: Node): node is JsxOpeningLikeElement;
function isCaseOrDefaultClause(node: Node): node is CaseOrDefaultClause;
/** True if node is of a kind that may contain comment text. */
function isJSDocCommentContainingNode(node: Node): boolean;
}
declare namespace ts {
function createNode(kind: SyntaxKind, pos?: number, end?: number): Node;
/**
* Invokes a callback for each child of the given node. The 'cbNode' callback is invoked for all child nodes
* stored in properties. If a 'cbNodes' callback is specified, it is invoked for embedded arrays; otherwise,
* embedded arrays are flattened and the 'cbNode' callback is invoked for each element. If a callback returns
* a truthy value, iteration stops and that value is returned. Otherwise, undefined is returned.
*
* @param node a given node to visit its children
* @param cbNode a callback to be invoked for all child nodes
* @param cbNodes a callback to be invoked for embedded array
*
* @remarks `forEachChild` must visit the children of a node in the order
* that they appear in the source code. The language service depends on this property to locate nodes by position.
*/
function forEachChild<T>(node: Node, cbNode: (node: Node) => T | undefined, cbNodes?: (nodes: NodeArray<Node>) => T | undefined): T | undefined;
function createSourceFile(fileName: string, sourceText: string, languageVersion: ScriptTarget, setParentNodes?: boolean, scriptKind?: ScriptKind): SourceFile;
function parseIsolatedEntityName(text: string, languageVersion: ScriptTarget): EntityName;
/**
* Parse json text into SyntaxTree and return node and parse errors if any
* @param fileName
* @param sourceText
*/
function parseJsonText(fileName: string, sourceText: string): JsonSourceFile;
function isExternalModule(file: SourceFile): boolean;
function updateSourceFile(sourceFile: SourceFile, newText: string, textChangeRange: TextChangeRange, aggressiveChecks?: boolean): SourceFile;
}
declare namespace ts {
function getEffectiveTypeRoots(options: CompilerOptions, host: {
directoryExists?: (directoryName: string) => boolean;
getCurrentDirectory?: () => string;
}): string[] | undefined;
/**
* @param {string | undefined} containingFile - file that contains type reference directive, can be undefined if containing file is unknown.
* This is possible in case if resolution is performed for directives specified via 'types' parameter. In this case initial path for secondary lookups
* is assumed to be the same as root directory of the project.
*/
function resolveTypeReferenceDirective(typeReferenceDirectiveName: string, containingFile: string | undefined, options: CompilerOptions, host: ModuleResolutionHost): ResolvedTypeReferenceDirectiveWithFailedLookupLocations;
/**
* Given a set of options, returns the set of type directive names
* that should be included for this program automatically.
* This list could either come from the config file,
* or from enumerating the types root + initial secondary types lookup location.
* More type directives might appear in the program later as a result of loading actual source files;
* this list is only the set of defaults that are implicitly included.
*/
function getAutomaticTypeDirectiveNames(options: CompilerOptions, host: ModuleResolutionHost): string[];
/**
* Cached module resolutions per containing directory.
* This assumes that any module id will have the same resolution for sibling files located in the same folder.
*/
interface ModuleResolutionCache extends NonRelativeModuleNameResolutionCache {
getOrCreateCacheForDirectory(directoryName: string): Map<ResolvedModuleWithFailedLookupLocations>;
}
/**
* Stored map from non-relative module name to a table: directory -> result of module lookup in this directory
* We support only non-relative module names because resolution of relative module names is usually more deterministic and thus less expensive.
*/
interface NonRelativeModuleNameResolutionCache {
getOrCreateCacheForModuleName(nonRelativeModuleName: string): PerModuleNameCache;
}
interface PerModuleNameCache {
get(directory: string): ResolvedModuleWithFailedLookupLocations;
set(directory: string, result: ResolvedModuleWithFailedLookupLocations): void;
}
function createModuleResolutionCache(currentDirectory: string, getCanonicalFileName: (s: string) => string): ModuleResolutionCache;
function resolveModuleName(moduleName: string, containingFile: string, compilerOptions: CompilerOptions, host: ModuleResolutionHost, cache?: ModuleResolutionCache): ResolvedModuleWithFailedLookupLocations;
function nodeModuleNameResolver(moduleName: string, containingFile: string, compilerOptions: CompilerOptions, host: ModuleResolutionHost, cache?: ModuleResolutionCache): ResolvedModuleWithFailedLookupLocations;
function classicNameResolver(moduleName: string, containingFile: string, compilerOptions: CompilerOptions, host: ModuleResolutionHost, cache?: NonRelativeModuleNameResolutionCache): ResolvedModuleWithFailedLookupLocations;
}
declare namespace ts {
function createNodeArray<T extends Node>(elements?: ReadonlyArray<T>, hasTrailingComma?: boolean): NodeArray<T>;
function createLiteral(value: string): StringLiteral;
function createLiteral(value: number): NumericLiteral;
function createLiteral(value: boolean): BooleanLiteral;
/** Create a string literal whose source text is read from a source node during emit. */
function createLiteral(sourceNode: StringLiteral | NumericLiteral | Identifier): StringLiteral;
function createLiteral(value: string | number | boolean): PrimaryExpression;
function createNumericLiteral(value: string): NumericLiteral;
function createIdentifier(text: string): Identifier;
function updateIdentifier(node: Identifier, typeArguments: NodeArray<TypeNode> | undefined): Identifier;
/** Create a unique temporary variable. */
function createTempVariable(recordTempVariable: ((node: Identifier) => void) | undefined): Identifier;
/** Create a unique temporary variable for use in a loop. */
function createLoopVariable(): Identifier;
/** Create a unique name based on the supplied text. */
function createUniqueName(text: string): Identifier;
/** Create a unique name generated for a node. */
function getGeneratedNameForNode(node: Node): Identifier;
function createToken<TKind extends SyntaxKind>(token: TKind): Token<TKind>;
function createSuper(): SuperExpression;
function createThis(): ThisExpression & Token<SyntaxKind.ThisKeyword>;
function createNull(): NullLiteral & Token<SyntaxKind.NullKeyword>;
function createTrue(): BooleanLiteral & Token<SyntaxKind.TrueKeyword>;
function createFalse(): BooleanLiteral & Token<SyntaxKind.FalseKeyword>;
function createQualifiedName(left: EntityName, right: string | Identifier): QualifiedName;
function updateQualifiedName(node: QualifiedName, left: EntityName, right: Identifier): QualifiedName;
function createComputedPropertyName(expression: Expression): ComputedPropertyName;
function updateComputedPropertyName(node: ComputedPropertyName, expression: Expression): ComputedPropertyName;
function createTypeParameterDeclaration(name: string | Identifier, constraint?: TypeNode, defaultType?: TypeNode): TypeParameterDeclaration;
function updateTypeParameterDeclaration(node: TypeParameterDeclaration, name: Identifier, constraint: TypeNode | undefined, defaultType: TypeNode | undefined): TypeParameterDeclaration;
function createParameter(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, dotDotDotToken: DotDotDotToken | undefined, name: string | BindingName, questionToken?: QuestionToken, type?: TypeNode, initializer?: Expression): ParameterDeclaration;
function updateParameter(node: ParameterDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, dotDotDotToken: DotDotDotToken | undefined, name: string | BindingName, questionToken: QuestionToken | undefined, type: TypeNode | undefined, initializer: Expression | undefined): ParameterDeclaration;
function createDecorator(expression: Expression): Decorator;
function updateDecorator(node: Decorator, expression: Expression): Decorator;
function createPropertySignature(modifiers: ReadonlyArray<Modifier> | undefined, name: PropertyName | string, questionToken: QuestionToken | undefined, type: TypeNode | undefined, initializer: Expression | undefined): PropertySignature;
function updatePropertySignature(node: PropertySignature, modifiers: ReadonlyArray<Modifier> | undefined, name: PropertyName, questionToken: QuestionToken | undefined, type: TypeNode | undefined, initializer: Expression | undefined): PropertySignature;
function createProperty(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: string | PropertyName, questionToken: QuestionToken | undefined, type: TypeNode | undefined, initializer: Expression | undefined): PropertyDeclaration;
function updateProperty(node: PropertyDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: string | PropertyName, questionToken: QuestionToken | undefined, type: TypeNode | undefined, initializer: Expression | undefined): PropertyDeclaration;
function createMethodSignature(typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, name: string | PropertyName, questionToken: QuestionToken | undefined): MethodSignature;
function updateMethodSignature(node: MethodSignature, typeParameters: NodeArray<TypeParameterDeclaration> | undefined, parameters: NodeArray<ParameterDeclaration>, type: TypeNode | undefined, name: PropertyName, questionToken: QuestionToken | undefined): MethodSignature;
function createMethod(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, asteriskToken: AsteriskToken | undefined, name: string | PropertyName, questionToken: QuestionToken | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, body: Block | undefined): MethodDeclaration;
function updateMethod(node: MethodDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, asteriskToken: AsteriskToken | undefined, name: PropertyName, questionToken: QuestionToken | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, body: Block | undefined): MethodDeclaration;
function createConstructor(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, body: Block | undefined): ConstructorDeclaration;
function updateConstructor(node: ConstructorDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, body: Block | undefined): ConstructorDeclaration;
function createGetAccessor(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: string | PropertyName, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, body: Block | undefined): GetAccessorDeclaration;
function updateGetAccessor(node: GetAccessorDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: PropertyName, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, body: Block | undefined): GetAccessorDeclaration;
function createSetAccessor(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: string | PropertyName, parameters: ReadonlyArray<ParameterDeclaration>, body: Block | undefined): SetAccessorDeclaration;
function updateSetAccessor(node: SetAccessorDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: PropertyName, parameters: ReadonlyArray<ParameterDeclaration>, body: Block | undefined): SetAccessorDeclaration;
function createCallSignature(typeParameters: TypeParameterDeclaration[] | undefined, parameters: ParameterDeclaration[], type: TypeNode | undefined): CallSignatureDeclaration;
function updateCallSignature(node: CallSignatureDeclaration, typeParameters: NodeArray<TypeParameterDeclaration> | undefined, parameters: NodeArray<ParameterDeclaration>, type: TypeNode | undefined): CallSignatureDeclaration;
function createConstructSignature(typeParameters: TypeParameterDeclaration[] | undefined, parameters: ParameterDeclaration[], type: TypeNode | undefined): ConstructSignatureDeclaration;
function updateConstructSignature(node: ConstructSignatureDeclaration, typeParameters: NodeArray<TypeParameterDeclaration> | undefined, parameters: NodeArray<ParameterDeclaration>, type: TypeNode | undefined): ConstructSignatureDeclaration;
function createIndexSignature(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode): IndexSignatureDeclaration;
function updateIndexSignature(node: IndexSignatureDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode): IndexSignatureDeclaration;
function createKeywordTypeNode(kind: KeywordTypeNode["kind"]): KeywordTypeNode;
function createTypePredicateNode(parameterName: Identifier | ThisTypeNode | string, type: TypeNode): TypePredicateNode;
function updateTypePredicateNode(node: TypePredicateNode, parameterName: Identifier | ThisTypeNode, type: TypeNode): TypePredicateNode;
function createTypeReferenceNode(typeName: string | EntityName, typeArguments: ReadonlyArray<TypeNode> | undefined): TypeReferenceNode;
function updateTypeReferenceNode(node: TypeReferenceNode, typeName: EntityName, typeArguments: NodeArray<TypeNode> | undefined): TypeReferenceNode;
function createFunctionTypeNode(typeParameters: TypeParameterDeclaration[] | undefined, parameters: ParameterDeclaration[], type: TypeNode | undefined): FunctionTypeNode;
function updateFunctionTypeNode(node: FunctionTypeNode, typeParameters: NodeArray<TypeParameterDeclaration> | undefined, parameters: NodeArray<ParameterDeclaration>, type: TypeNode | undefined): FunctionTypeNode;
function createConstructorTypeNode(typeParameters: TypeParameterDeclaration[] | undefined, parameters: ParameterDeclaration[], type: TypeNode | undefined): ConstructorTypeNode;
function updateConstructorTypeNode(node: ConstructorTypeNode, typeParameters: NodeArray<TypeParameterDeclaration> | undefined, parameters: NodeArray<ParameterDeclaration>, type: TypeNode | undefined): ConstructorTypeNode;
function createTypeQueryNode(exprName: EntityName): TypeQueryNode;
function updateTypeQueryNode(node: TypeQueryNode, exprName: EntityName): TypeQueryNode;
function createTypeLiteralNode(members: ReadonlyArray<TypeElement>): TypeLiteralNode;
function updateTypeLiteralNode(node: TypeLiteralNode, members: NodeArray<TypeElement>): TypeLiteralNode;
function createArrayTypeNode(elementType: TypeNode): ArrayTypeNode;
function updateArrayTypeNode(node: ArrayTypeNode, elementType: TypeNode): ArrayTypeNode;
function createTupleTypeNode(elementTypes: ReadonlyArray<TypeNode>): TupleTypeNode;
function updateTypleTypeNode(node: TupleTypeNode, elementTypes: ReadonlyArray<TypeNode>): TupleTypeNode;
function createUnionTypeNode(types: TypeNode[]): UnionTypeNode;
function updateUnionTypeNode(node: UnionTypeNode, types: NodeArray<TypeNode>): UnionTypeNode;
function createIntersectionTypeNode(types: TypeNode[]): IntersectionTypeNode;
function updateIntersectionTypeNode(node: IntersectionTypeNode, types: NodeArray<TypeNode>): IntersectionTypeNode;
function createUnionOrIntersectionTypeNode(kind: SyntaxKind.UnionType | SyntaxKind.IntersectionType, types: ReadonlyArray<TypeNode>): UnionOrIntersectionTypeNode;
function createParenthesizedType(type: TypeNode): ParenthesizedTypeNode;
function updateParenthesizedType(node: ParenthesizedTypeNode, type: TypeNode): ParenthesizedTypeNode;
function createThisTypeNode(): ThisTypeNode;
function createTypeOperatorNode(type: TypeNode): TypeOperatorNode;
function updateTypeOperatorNode(node: TypeOperatorNode, type: TypeNode): TypeOperatorNode;
function createIndexedAccessTypeNode(objectType: TypeNode, indexType: TypeNode): IndexedAccessTypeNode;
function updateIndexedAccessTypeNode(node: IndexedAccessTypeNode, objectType: TypeNode, indexType: TypeNode): IndexedAccessTypeNode;
function createMappedTypeNode(readonlyToken: ReadonlyToken | undefined, typeParameter: TypeParameterDeclaration, questionToken: QuestionToken | undefined, type: TypeNode | undefined): MappedTypeNode;
function updateMappedTypeNode(node: MappedTypeNode, readonlyToken: ReadonlyToken | undefined, typeParameter: TypeParameterDeclaration, questionToken: QuestionToken | undefined, type: TypeNode | undefined): MappedTypeNode;
function createLiteralTypeNode(literal: Expression): LiteralTypeNode;
function updateLiteralTypeNode(node: LiteralTypeNode, literal: Expression): LiteralTypeNode;
function createObjectBindingPattern(elements: ReadonlyArray<BindingElement>): ObjectBindingPattern;
function updateObjectBindingPattern(node: ObjectBindingPattern, elements: ReadonlyArray<BindingElement>): ObjectBindingPattern;
function createArrayBindingPattern(elements: ReadonlyArray<ArrayBindingElement>): ArrayBindingPattern;
function updateArrayBindingPattern(node: ArrayBindingPattern, elements: ReadonlyArray<ArrayBindingElement>): ArrayBindingPattern;
function createBindingElement(dotDotDotToken: DotDotDotToken | undefined, propertyName: string | PropertyName | undefined, name: string | BindingName, initializer?: Expression): BindingElement;
function updateBindingElement(node: BindingElement, dotDotDotToken: DotDotDotToken | undefined, propertyName: PropertyName | undefined, name: BindingName, initializer: Expression | undefined): BindingElement;
function createArrayLiteral(elements?: ReadonlyArray<Expression>, multiLine?: boolean): ArrayLiteralExpression;
function updateArrayLiteral(node: ArrayLiteralExpression, elements: ReadonlyArray<Expression>): ArrayLiteralExpression;
function createObjectLiteral(properties?: ReadonlyArray<ObjectLiteralElementLike>, multiLine?: boolean): ObjectLiteralExpression;
function updateObjectLiteral(node: ObjectLiteralExpression, properties: ReadonlyArray<ObjectLiteralElementLike>): ObjectLiteralExpression;
function createPropertyAccess(expression: Expression, name: string | Identifier): PropertyAccessExpression;
function updatePropertyAccess(node: PropertyAccessExpression, expression: Expression, name: Identifier): PropertyAccessExpression;
function createElementAccess(expression: Expression, index: number | Expression): ElementAccessExpression;
function updateElementAccess(node: ElementAccessExpression, expression: Expression, argumentExpression: Expression): ElementAccessExpression;
function createCall(expression: Expression, typeArguments: ReadonlyArray<TypeNode> | undefined, argumentsArray: ReadonlyArray<Expression>): CallExpression;
function updateCall(node: CallExpression, expression: Expression, typeArguments: ReadonlyArray<TypeNode> | undefined, argumentsArray: ReadonlyArray<Expression>): CallExpression;
function createNew(expression: Expression, typeArguments: ReadonlyArray<TypeNode> | undefined, argumentsArray: ReadonlyArray<Expression> | undefined): NewExpression;
function updateNew(node: NewExpression, expression: Expression, typeArguments: ReadonlyArray<TypeNode> | undefined, argumentsArray: ReadonlyArray<Expression> | undefined): NewExpression;
function createTaggedTemplate(tag: Expression, template: TemplateLiteral): TaggedTemplateExpression;
function updateTaggedTemplate(node: TaggedTemplateExpression, tag: Expression, template: TemplateLiteral): TaggedTemplateExpression;
function createTypeAssertion(type: TypeNode, expression: Expression): TypeAssertion;
function updateTypeAssertion(node: TypeAssertion, type: TypeNode, expression: Expression): TypeAssertion;
function createParen(expression: Expression): ParenthesizedExpression;
function updateParen(node: ParenthesizedExpression, expression: Expression): ParenthesizedExpression;
function createFunctionExpression(modifiers: ReadonlyArray<Modifier> | undefined, asteriskToken: AsteriskToken | undefined, name: string | Identifier | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, body: Block): FunctionExpression;
function updateFunctionExpression(node: FunctionExpression, modifiers: ReadonlyArray<Modifier> | undefined, asteriskToken: AsteriskToken | undefined, name: Identifier | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, body: Block): FunctionExpression;
function createArrowFunction(modifiers: ReadonlyArray<Modifier> | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, equalsGreaterThanToken: EqualsGreaterThanToken | undefined, body: ConciseBody): ArrowFunction;
function updateArrowFunction(node: ArrowFunction, modifiers: ReadonlyArray<Modifier> | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, body: ConciseBody): ArrowFunction;
function createDelete(expression: Expression): DeleteExpression;
function updateDelete(node: DeleteExpression, expression: Expression): DeleteExpression;
function createTypeOf(expression: Expression): TypeOfExpression;
function updateTypeOf(node: TypeOfExpression, expression: Expression): TypeOfExpression;
function createVoid(expression: Expression): VoidExpression;
function updateVoid(node: VoidExpression, expression: Expression): VoidExpression;
function createAwait(expression: Expression): AwaitExpression;
function updateAwait(node: AwaitExpression, expression: Expression): AwaitExpression;
function createPrefix(operator: PrefixUnaryOperator, operand: Expression): PrefixUnaryExpression;
function updatePrefix(node: PrefixUnaryExpression, operand: Expression): PrefixUnaryExpression;
function createPostfix(operand: Expression, operator: PostfixUnaryOperator): PostfixUnaryExpression;
function updatePostfix(node: PostfixUnaryExpression, operand: Expression): PostfixUnaryExpression;
function createBinary(left: Expression, operator: BinaryOperator | BinaryOperatorToken, right: Expression): BinaryExpression;
function updateBinary(node: BinaryExpression, left: Expression, right: Expression, operator?: BinaryOperator | BinaryOperatorToken): BinaryExpression;
function createConditional(condition: Expression, whenTrue: Expression, whenFalse: Expression): ConditionalExpression;
function createConditional(condition: Expression, questionToken: QuestionToken, whenTrue: Expression, colonToken: ColonToken, whenFalse: Expression): ConditionalExpression;
function updateConditional(node: ConditionalExpression, condition: Expression, whenTrue: Expression, whenFalse: Expression): ConditionalExpression;
function createTemplateExpression(head: TemplateHead, templateSpans: ReadonlyArray<TemplateSpan>): TemplateExpression;
function updateTemplateExpression(node: TemplateExpression, head: TemplateHead, templateSpans: ReadonlyArray<TemplateSpan>): TemplateExpression;
function createYield(expression?: Expression): YieldExpression;
function createYield(asteriskToken: AsteriskToken, expression: Expression): YieldExpression;
function updateYield(node: YieldExpression, asteriskToken: AsteriskToken | undefined, expression: Expression): YieldExpression;
function createSpread(expression: Expression): SpreadElement;
function updateSpread(node: SpreadElement, expression: Expression): SpreadElement;
function createClassExpression(modifiers: ReadonlyArray<Modifier> | undefined, name: string | Identifier | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, heritageClauses: ReadonlyArray<HeritageClause>, members: ReadonlyArray<ClassElement>): ClassExpression;
function updateClassExpression(node: ClassExpression, modifiers: ReadonlyArray<Modifier> | undefined, name: Identifier | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, heritageClauses: ReadonlyArray<HeritageClause>, members: ReadonlyArray<ClassElement>): ClassExpression;
function createOmittedExpression(): OmittedExpression;
function createExpressionWithTypeArguments(typeArguments: ReadonlyArray<TypeNode>, expression: Expression): ExpressionWithTypeArguments;
function updateExpressionWithTypeArguments(node: ExpressionWithTypeArguments, typeArguments: ReadonlyArray<TypeNode>, expression: Expression): ExpressionWithTypeArguments;
function createAsExpression(expression: Expression, type: TypeNode): AsExpression;
function updateAsExpression(node: AsExpression, expression: Expression, type: TypeNode): AsExpression;
function createNonNullExpression(expression: Expression): NonNullExpression;
function updateNonNullExpression(node: NonNullExpression, expression: Expression): NonNullExpression;
function createMetaProperty(keywordToken: MetaProperty["keywordToken"], name: Identifier): MetaProperty;
function updateMetaProperty(node: MetaProperty, name: Identifier): MetaProperty;
function createTemplateSpan(expression: Expression, literal: TemplateMiddle | TemplateTail): TemplateSpan;
function updateTemplateSpan(node: TemplateSpan, expression: Expression, literal: TemplateMiddle | TemplateTail): TemplateSpan;
function createSemicolonClassElement(): SemicolonClassElement;
function createBlock(statements: ReadonlyArray<Statement>, multiLine?: boolean): Block;
function updateBlock(node: Block, statements: ReadonlyArray<Statement>): Block;
function createVariableStatement(modifiers: ReadonlyArray<Modifier> | undefined, declarationList: VariableDeclarationList | ReadonlyArray<VariableDeclaration>): VariableStatement;
function updateVariableStatement(node: VariableStatement, modifiers: ReadonlyArray<Modifier> | undefined, declarationList: VariableDeclarationList): VariableStatement;
function createEmptyStatement(): EmptyStatement;
function createStatement(expression: Expression): ExpressionStatement;
function updateStatement(node: ExpressionStatement, expression: Expression): ExpressionStatement;
function createIf(expression: Expression, thenStatement: Statement, elseStatement?: Statement): IfStatement;
function updateIf(node: IfStatement, expression: Expression, thenStatement: Statement, elseStatement: Statement | undefined): IfStatement;
function createDo(statement: Statement, expression: Expression): DoStatement;
function updateDo(node: DoStatement, statement: Statement, expression: Expression): DoStatement;
function createWhile(expression: Expression, statement: Statement): WhileStatement;
function updateWhile(node: WhileStatement, expression: Expression, statement: Statement): WhileStatement;
function createFor(initializer: ForInitializer | undefined, condition: Expression | undefined, incrementor: Expression | undefined, statement: Statement): ForStatement;
function updateFor(node: ForStatement, initializer: ForInitializer | undefined, condition: Expression | undefined, incrementor: Expression | undefined, statement: Statement): ForStatement;
function createForIn(initializer: ForInitializer, expression: Expression, statement: Statement): ForInStatement;
function updateForIn(node: ForInStatement, initializer: ForInitializer, expression: Expression, statement: Statement): ForInStatement;
function createForOf(awaitModifier: AwaitKeywordToken, initializer: ForInitializer, expression: Expression, statement: Statement): ForOfStatement;
function updateForOf(node: ForOfStatement, awaitModifier: AwaitKeywordToken, initializer: ForInitializer, expression: Expression, statement: Statement): ForOfStatement;
function createContinue(label?: string | Identifier): ContinueStatement;
function updateContinue(node: ContinueStatement, label: Identifier | undefined): ContinueStatement;
function createBreak(label?: string | Identifier): BreakStatement;
function updateBreak(node: BreakStatement, label: Identifier | undefined): BreakStatement;
function createReturn(expression?: Expression): ReturnStatement;
function updateReturn(node: ReturnStatement, expression: Expression | undefined): ReturnStatement;
function createWith(expression: Expression, statement: Statement): WithStatement;
function updateWith(node: WithStatement, expression: Expression, statement: Statement): WithStatement;
function createSwitch(expression: Expression, caseBlock: CaseBlock): SwitchStatement;
function updateSwitch(node: SwitchStatement, expression: Expression, caseBlock: CaseBlock): SwitchStatement;
function createLabel(label: string | Identifier, statement: Statement): LabeledStatement;
function updateLabel(node: LabeledStatement, label: Identifier, statement: Statement): LabeledStatement;
function createThrow(expression: Expression): ThrowStatement;
function updateThrow(node: ThrowStatement, expression: Expression): ThrowStatement;
function createTry(tryBlock: Block, catchClause: CatchClause | undefined, finallyBlock: Block | undefined): TryStatement;
function updateTry(node: TryStatement, tryBlock: Block, catchClause: CatchClause | undefined, finallyBlock: Block | undefined): TryStatement;
function createDebuggerStatement(): DebuggerStatement;
function createVariableDeclaration(name: string | BindingName, type?: TypeNode, initializer?: Expression): VariableDeclaration;
function updateVariableDeclaration(node: VariableDeclaration, name: BindingName, type: TypeNode | undefined, initializer: Expression | undefined): VariableDeclaration;
function createVariableDeclarationList(declarations: ReadonlyArray<VariableDeclaration>, flags?: NodeFlags): VariableDeclarationList;
function updateVariableDeclarationList(node: VariableDeclarationList, declarations: ReadonlyArray<VariableDeclaration>): VariableDeclarationList;
function createFunctionDeclaration(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, asteriskToken: AsteriskToken | undefined, name: string | Identifier | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, body: Block | undefined): FunctionDeclaration;
function updateFunctionDeclaration(node: FunctionDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, asteriskToken: AsteriskToken | undefined, name: Identifier | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, body: Block | undefined): FunctionDeclaration;
function createClassDeclaration(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: string | Identifier | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, heritageClauses: ReadonlyArray<HeritageClause>, members: ReadonlyArray<ClassElement>): ClassDeclaration;
function updateClassDeclaration(node: ClassDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: Identifier | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, heritageClauses: ReadonlyArray<HeritageClause>, members: ReadonlyArray<ClassElement>): ClassDeclaration;
function createInterfaceDeclaration(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: string | Identifier, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, heritageClauses: ReadonlyArray<HeritageClause> | undefined, members: ReadonlyArray<TypeElement>): InterfaceDeclaration;
function updateInterfaceDeclaration(node: InterfaceDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: Identifier, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, heritageClauses: ReadonlyArray<HeritageClause> | undefined, members: ReadonlyArray<TypeElement>): InterfaceDeclaration;
function createTypeAliasDeclaration(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: string | Identifier, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, type: TypeNode): TypeAliasDeclaration;
function updateTypeAliasDeclaration(node: TypeAliasDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: Identifier, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, type: TypeNode): TypeAliasDeclaration;
function createEnumDeclaration(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: string | Identifier, members: ReadonlyArray<EnumMember>): EnumDeclaration;
function updateEnumDeclaration(node: EnumDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: Identifier, members: ReadonlyArray<EnumMember>): EnumDeclaration;
function createModuleDeclaration(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: ModuleName, body: ModuleBody | undefined, flags?: NodeFlags): ModuleDeclaration;
function updateModuleDeclaration(node: ModuleDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: ModuleName, body: ModuleBody | undefined): ModuleDeclaration;
function createModuleBlock(statements: ReadonlyArray<Statement>): ModuleBlock;
function updateModuleBlock(node: ModuleBlock, statements: ReadonlyArray<Statement>): ModuleBlock;
function createCaseBlock(clauses: ReadonlyArray<CaseOrDefaultClause>): CaseBlock;
function updateCaseBlock(node: CaseBlock, clauses: ReadonlyArray<CaseOrDefaultClause>): CaseBlock;
function createNamespaceExportDeclaration(name: string | Identifier): NamespaceExportDeclaration;
function updateNamespaceExportDeclaration(node: NamespaceExportDeclaration, name: Identifier): NamespaceExportDeclaration;
function createImportEqualsDeclaration(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: string | Identifier, moduleReference: ModuleReference): ImportEqualsDeclaration;
function updateImportEqualsDeclaration(node: ImportEqualsDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: Identifier, moduleReference: ModuleReference): ImportEqualsDeclaration;
function createImportDeclaration(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, importClause: ImportClause | undefined, moduleSpecifier?: Expression): ImportDeclaration;
function updateImportDeclaration(node: ImportDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, importClause: ImportClause | undefined, moduleSpecifier: Expression | undefined): ImportDeclaration;
function createImportClause(name: Identifier | undefined, namedBindings: NamedImportBindings | undefined): ImportClause;
function updateImportClause(node: ImportClause, name: Identifier | undefined, namedBindings: NamedImportBindings | undefined): ImportClause;
function createNamespaceImport(name: Identifier): NamespaceImport;
function updateNamespaceImport(node: NamespaceImport, name: Identifier): NamespaceImport;
function createNamedImports(elements: ReadonlyArray<ImportSpecifier>): NamedImports;
function updateNamedImports(node: NamedImports, elements: ReadonlyArray<ImportSpecifier>): NamedImports;
function createImportSpecifier(propertyName: Identifier | undefined, name: Identifier): ImportSpecifier;
function updateImportSpecifier(node: ImportSpecifier, propertyName: Identifier | undefined, name: Identifier): ImportSpecifier;
function createExportAssignment(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, isExportEquals: boolean, expression: Expression): ExportAssignment;
function updateExportAssignment(node: ExportAssignment, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, expression: Expression): ExportAssignment;
function createExportDeclaration(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, exportClause: NamedExports | undefined, moduleSpecifier?: Expression): ExportDeclaration;
function updateExportDeclaration(node: ExportDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, exportClause: NamedExports | undefined, moduleSpecifier: Expression | undefined): ExportDeclaration;
function createNamedExports(elements: ReadonlyArray<ExportSpecifier>): NamedExports;
function updateNamedExports(node: NamedExports, elements: ReadonlyArray<ExportSpecifier>): NamedExports;
function createExportSpecifier(propertyName: string | Identifier | undefined, name: string | Identifier): ExportSpecifier;
function updateExportSpecifier(node: ExportSpecifier, propertyName: Identifier | undefined, name: Identifier): ExportSpecifier;
function createExternalModuleReference(expression: Expression): ExternalModuleReference;
function updateExternalModuleReference(node: ExternalModuleReference, expression: Expression): ExternalModuleReference;
function createJsxElement(openingElement: JsxOpeningElement, children: ReadonlyArray<JsxChild>, closingElement: JsxClosingElement): JsxElement;
function updateJsxElement(node: JsxElement, openingElement: JsxOpeningElement, children: ReadonlyArray<JsxChild>, closingElement: JsxClosingElement): JsxElement;
function createJsxSelfClosingElement(tagName: JsxTagNameExpression, attributes: JsxAttributes): JsxSelfClosingElement;
function updateJsxSelfClosingElement(node: JsxSelfClosingElement, tagName: JsxTagNameExpression, attributes: JsxAttributes): JsxSelfClosingElement;
function createJsxOpeningElement(tagName: JsxTagNameExpression, attributes: JsxAttributes): JsxOpeningElement;
function updateJsxOpeningElement(node: JsxOpeningElement, tagName: JsxTagNameExpression, attributes: JsxAttributes): JsxOpeningElement;
function createJsxClosingElement(tagName: JsxTagNameExpression): JsxClosingElement;
function updateJsxClosingElement(node: JsxClosingElement, tagName: JsxTagNameExpression): JsxClosingElement;
function createJsxAttribute(name: Identifier, initializer: StringLiteral | JsxExpression): JsxAttribute;
function updateJsxAttribute(node: JsxAttribute, name: Identifier, initializer: StringLiteral | JsxExpression): JsxAttribute;
function createJsxAttributes(properties: ReadonlyArray<JsxAttributeLike>): JsxAttributes;
function updateJsxAttributes(node: JsxAttributes, properties: ReadonlyArray<JsxAttributeLike>): JsxAttributes;
function createJsxSpreadAttribute(expression: Expression): JsxSpreadAttribute;
function updateJsxSpreadAttribute(node: JsxSpreadAttribute, expression: Expression): JsxSpreadAttribute;
function createJsxExpression(dotDotDotToken: DotDotDotToken | undefined, expression: Expression | undefined): JsxExpression;
function updateJsxExpression(node: JsxExpression, expression: Expression | undefined): JsxExpression;
function createCaseClause(expression: Expression, statements: ReadonlyArray<Statement>): CaseClause;
function updateCaseClause(node: CaseClause, expression: Expression, statements: ReadonlyArray<Statement>): CaseClause;
function createDefaultClause(statements: ReadonlyArray<Statement>): DefaultClause;
function updateDefaultClause(node: DefaultClause, statements: ReadonlyArray<Statement>): DefaultClause;
function createHeritageClause(token: HeritageClause["token"], types: ReadonlyArray<ExpressionWithTypeArguments>): HeritageClause;
function updateHeritageClause(node: HeritageClause, types: ReadonlyArray<ExpressionWithTypeArguments>): HeritageClause;
function createCatchClause(variableDeclaration: string | VariableDeclaration | undefined, block: Block): CatchClause;
function updateCatchClause(node: CatchClause, variableDeclaration: VariableDeclaration | undefined, block: Block): CatchClause;
function createPropertyAssignment(name: string | PropertyName, initializer: Expression): PropertyAssignment;
function updatePropertyAssignment(node: PropertyAssignment, name: PropertyName, initializer: Expression): PropertyAssignment;
function createShorthandPropertyAssignment(name: string | Identifier, objectAssignmentInitializer?: Expression): ShorthandPropertyAssignment;
function updateShorthandPropertyAssignment(node: ShorthandPropertyAssignment, name: Identifier, objectAssignmentInitializer: Expression | undefined): ShorthandPropertyAssignment;
function createSpreadAssignment(expression: Expression): SpreadAssignment;
function updateSpreadAssignment(node: SpreadAssignment, expression: Expression): SpreadAssignment;
function createEnumMember(name: string | PropertyName, initializer?: Expression): EnumMember;
function updateEnumMember(node: EnumMember, name: PropertyName, initializer: Expression | undefined): EnumMember;
function updateSourceFileNode(node: SourceFile, statements: ReadonlyArray<Statement>): SourceFile;
/**
* Creates a shallow, memberwise clone of a node for mutation.
*/
function getMutableClone<T extends Node>(node: T): T;
/**
* Creates a synthetic statement to act as a placeholder for a not-emitted statement in
* order to preserve comments.
*
* @param original The original statement.
*/
function createNotEmittedStatement(original: Node): NotEmittedStatement;
/**
* Creates a synthetic expression to act as a placeholder for a not-emitted expression in
* order to preserve comments or sourcemap positions.
*
* @param expression The inner expression to emit.
* @param original The original outer expression.
* @param location The location for the expression. Defaults to the positions from "original" if provided.
*/
function createPartiallyEmittedExpression(expression: Expression, original?: Node): PartiallyEmittedExpression;
function updatePartiallyEmittedExpression(node: PartiallyEmittedExpression, expression: Expression): PartiallyEmittedExpression;
function createCommaList(elements: ReadonlyArray<Expression>): CommaListExpression;
function updateCommaList(node: CommaListExpression, elements: ReadonlyArray<Expression>): CommaListExpression;
function createBundle(sourceFiles: SourceFile[]): Bundle;
function updateBundle(node: Bundle, sourceFiles: SourceFile[]): Bundle;
function createImmediatelyInvokedFunctionExpression(statements: Statement[]): CallExpression;
function createImmediatelyInvokedFunctionExpression(statements: Statement[], param: ParameterDeclaration, paramValue: Expression): CallExpression;
function createComma(left: Expression, right: Expression): Expression;
function createLessThan(left: Expression, right: Expression): Expression;
function createAssignment(left: ObjectLiteralExpression | ArrayLiteralExpression, right: Expression): DestructuringAssignment;
function createAssignment(left: Expression, right: Expression): BinaryExpression;
function createStrictEquality(left: Expression, right: Expression): BinaryExpression;
function createStrictInequality(left: Expression, right: Expression): BinaryExpression;
function createAdd(left: Expression, right: Expression): BinaryExpression;
function createSubtract(left: Expression, right: Expression): BinaryExpression;
function createPostfixIncrement(operand: Expression): PostfixUnaryExpression;
function createLogicalAnd(left: Expression, right: Expression): BinaryExpression;
function createLogicalOr(left: Expression, right: Expression): BinaryExpression;
function createLogicalNot(operand: Expression): PrefixUnaryExpression;
function createVoidZero(): VoidExpression;
function createExportDefault(expression: Expression): ExportAssignment;
function createExternalModuleExport(exportName: Identifier): ExportDeclaration;
/**
* Clears any EmitNode entries from parse-tree nodes.
* @param sourceFile A source file.
*/
function disposeEmitNodes(sourceFile: SourceFile): void;
function setTextRange<T extends TextRange>(range: T, location: TextRange | undefined): T;
/**
* Sets flags that control emit behavior of a node.
*/
function setEmitFlags<T extends Node>(node: T, emitFlags: EmitFlags): T;
/**
* Gets a custom text range to use when emitting source maps.
*/
function getSourceMapRange(node: Node): SourceMapRange;
/**
* Sets a custom text range to use when emitting source maps.
*/
function setSourceMapRange<T extends Node>(node: T, range: SourceMapRange | undefined): T;
/**
* Create an external source map source file reference
*/
function createSourceMapSource(fileName: string, text: string, skipTrivia?: (pos: number) => number): SourceMapSource;
/**
* Gets the TextRange to use for source maps for a token of a node.
*/
function getTokenSourceMapRange(node: Node, token: SyntaxKind): SourceMapRange | undefined;
/**
* Sets the TextRange to use for source maps for a token of a node.
*/
function setTokenSourceMapRange<T extends Node>(node: T, token: SyntaxKind, range: SourceMapRange | undefined): T;
/**
* Gets a custom text range to use when emitting comments.
*/
function getCommentRange(node: Node): TextRange;
/**
* Sets a custom text range to use when emitting comments.
*/
function setCommentRange<T extends Node>(node: T, range: TextRange): T;
function getSyntheticLeadingComments(node: Node): SynthesizedComment[] | undefined;
function setSyntheticLeadingComments<T extends Node>(node: T, comments: SynthesizedComment[]): T;
function addSyntheticLeadingComment<T extends Node>(node: T, kind: SyntaxKind.SingleLineCommentTrivia | SyntaxKind.MultiLineCommentTrivia, text: string, hasTrailingNewLine?: boolean): T;
function getSyntheticTrailingComments(node: Node): SynthesizedComment[] | undefined;
function setSyntheticTrailingComments<T extends Node>(node: T, comments: SynthesizedComment[]): T;
function addSyntheticTrailingComment<T extends Node>(node: T, kind: SyntaxKind.SingleLineCommentTrivia | SyntaxKind.MultiLineCommentTrivia, text: string, hasTrailingNewLine?: boolean): T;
/**
* Gets the constant value to emit for an expression.
*/
function getConstantValue(node: PropertyAccessExpression | ElementAccessExpression): string | number;
/**
* Sets the constant value to emit for an expression.
*/
function setConstantValue(node: PropertyAccessExpression | ElementAccessExpression, value: string | number): PropertyAccessExpression | ElementAccessExpression;
/**
* Adds an EmitHelper to a node.
*/
function addEmitHelper<T extends Node>(node: T, helper: EmitHelper): T;
/**
* Add EmitHelpers to a node.
*/
function addEmitHelpers<T extends Node>(node: T, helpers: EmitHelper[] | undefined): T;
/**
* Removes an EmitHelper from a node.
*/
function removeEmitHelper(node: Node, helper: EmitHelper): boolean;
/**
* Gets the EmitHelpers of a node.
*/
function getEmitHelpers(node: Node): EmitHelper[] | undefined;
/**
* Moves matching emit helpers from a source node to a target node.
*/
function moveEmitHelpers(source: Node, target: Node, predicate: (helper: EmitHelper) => boolean): void;
function setOriginalNode<T extends Node>(node: T, original: Node | undefined): T;
}
declare namespace ts {
/**
* Visits a Node using the supplied visitor, possibly returning a new Node in its place.
*
* @param node The Node to visit.
* @param visitor The callback used to visit the Node.
* @param test A callback to execute to verify the Node is valid.
* @param lift An optional callback to execute to lift a NodeArray into a valid Node.
*/
function visitNode<T extends Node>(node: T, visitor: Visitor, test?: (node: Node) => boolean, lift?: (node: NodeArray<Node>) => T): T;
/**
* Visits a Node using the supplied visitor, possibly returning a new Node in its place.
*
* @param node The Node to visit.
* @param visitor The callback used to visit the Node.
* @param test A callback to execute to verify the Node is valid.
* @param lift An optional callback to execute to lift a NodeArray into a valid Node.
*/
function visitNode<T extends Node>(node: T | undefined, visitor: Visitor, test?: (node: Node) => boolean, lift?: (node: NodeArray<Node>) => T): T | undefined;
/**
* Visits a NodeArray using the supplied visitor, possibly returning a new NodeArray in its place.
*
* @param nodes The NodeArray to visit.
* @param visitor The callback used to visit a Node.
* @param test A node test to execute for each node.
* @param start An optional value indicating the starting offset at which to start visiting.
* @param count An optional value indicating the maximum number of nodes to visit.
*/
function visitNodes<T extends Node>(nodes: NodeArray<T>, visitor: Visitor, test?: (node: Node) => boolean, start?: number, count?: number): NodeArray<T>;
/**
* Visits a NodeArray using the supplied visitor, possibly returning a new NodeArray in its place.
*
* @param nodes The NodeArray to visit.
* @param visitor The callback used to visit a Node.
* @param test A node test to execute for each node.
* @param start An optional value indicating the starting offset at which to start visiting.
* @param count An optional value indicating the maximum number of nodes to visit.
*/
function visitNodes<T extends Node>(nodes: NodeArray<T> | undefined, visitor: Visitor, test?: (node: Node) => boolean, start?: number, count?: number): NodeArray<T> | undefined;
/**
* Starts a new lexical environment and visits a statement list, ending the lexical environment
* and merging hoisted declarations upon completion.
*/
function visitLexicalEnvironment(statements: NodeArray<Statement>, visitor: Visitor, context: TransformationContext, start?: number, ensureUseStrict?: boolean): NodeArray<Statement>;
/**
* Starts a new lexical environment and visits a parameter list, suspending the lexical
* environment upon completion.
*/
function visitParameterList(nodes: NodeArray<ParameterDeclaration>, visitor: Visitor, context: TransformationContext, nodesVisitor?: typeof visitNodes): NodeArray<ParameterDeclaration>;
/**
* Resumes a suspended lexical environment and visits a function body, ending the lexical
* environment and merging hoisted declarations upon completion.
*/
function visitFunctionBody(node: FunctionBody, visitor: Visitor, context: TransformationContext): FunctionBody;
/**
* Resumes a suspended lexical environment and visits a function body, ending the lexical
* environment and merging hoisted declarations upon completion.
*/
function visitFunctionBody(node: FunctionBody | undefined, visitor: Visitor, context: TransformationContext): FunctionBody | undefined;
/**
* Resumes a suspended lexical environment and visits a concise body, ending the lexical
* environment and merging hoisted declarations upon completion.
*/
function visitFunctionBody(node: ConciseBody, visitor: Visitor, context: TransformationContext): ConciseBody;
/**
* Visits each child of a Node using the supplied visitor, possibly returning a new Node of the same kind in its place.
*
* @param node The Node whose children will be visited.
* @param visitor The callback used to visit each child.
* @param context A lexical environment context for the visitor.
*/
function visitEachChild<T extends Node>(node: T, visitor: Visitor, context: TransformationContext): T;
/**
* Visits each child of a Node using the supplied visitor, possibly returning a new Node of the same kind in its place.
*
* @param node The Node whose children will be visited.
* @param visitor The callback used to visit each child.
* @param context A lexical environment context for the visitor.
*/
function visitEachChild<T extends Node>(node: T | undefined, visitor: Visitor, context: TransformationContext, nodesVisitor?: typeof visitNodes, tokenVisitor?: Visitor): T | undefined;
}
declare namespace ts {
function createPrinter(printerOptions?: PrinterOptions, handlers?: PrintHandlers): Printer;
}
declare namespace ts {
function findConfigFile(searchPath: string, fileExists: (fileName: string) => boolean, configName?: string): string;
function resolveTripleslashReference(moduleName: string, containingFile: string): string;
function createCompilerHost(options: CompilerOptions, setParentNodes?: boolean): CompilerHost;
function getPreEmitDiagnostics(program: Program, sourceFile?: SourceFile, cancellationToken?: CancellationToken): Diagnostic[];
interface FormatDiagnosticsHost {
getCurrentDirectory(): string;
getCanonicalFileName(fileName: string): string;
getNewLine(): string;
}
function formatDiagnostics(diagnostics: Diagnostic[], host: FormatDiagnosticsHost): string;
function formatDiagnosticsWithColorAndContext(diagnostics: Diagnostic[], host: FormatDiagnosticsHost): string;
function flattenDiagnosticMessageText(messageText: string | DiagnosticMessageChain, newLine: string): string;
/**
* Create a new 'Program' instance. A Program is an immutable collection of 'SourceFile's and a 'CompilerOptions'
* that represent a compilation unit.
*
* Creating a program proceeds from a set of root files, expanding the set of inputs by following imports and
* triple-slash-reference-path directives transitively. '@types' and triple-slash-reference-types are also pulled in.
*
* @param rootNames - A set of root files.
* @param options - The compiler options which should be used.
* @param host - The host interacts with the underlying file system.
* @param oldProgram - Reuses an old program structure.
* @returns A 'Program' object.
*/
function createProgram(rootNames: string[], options: CompilerOptions, host?: CompilerHost, oldProgram?: Program): Program;
}
declare namespace ts {
function parseCommandLine(commandLine: ReadonlyArray<string>, readFile?: (path: string) => string | undefined): ParsedCommandLine;
/**
* Read tsconfig.json file
* @param fileName The path to the config file
*/
function readConfigFile(fileName: string, readFile: (path: string) => string | undefined): {
config?: any;
error?: Diagnostic;
};
/**
* Parse the text of the tsconfig.json file
* @param fileName The path to the config file
* @param jsonText The text of the config file
*/
function parseConfigFileTextToJson(fileName: string, jsonText: string): {
config?: any;
error?: Diagnostic;
};
/**
* Read tsconfig.json file
* @param fileName The path to the config file
*/
function readJsonConfigFile(fileName: string, readFile: (path: string) => string | undefined): JsonSourceFile;
/**
* Convert the json syntax tree into the json value
*/
function convertToObject(sourceFile: JsonSourceFile, errors: Push<Diagnostic>): any;
/**
* Parse the contents of a config file (tsconfig.json).
* @param json The contents of the config file to parse
* @param host Instance of ParseConfigHost used to enumerate files in folder.
* @param basePath A root directory to resolve relative path entries in the config
* file to. e.g. outDir
*/
function parseJsonConfigFileContent(json: any, host: ParseConfigHost, basePath: string, existingOptions?: CompilerOptions, configFileName?: string, resolutionStack?: Path[], extraFileExtensions?: ReadonlyArray<JsFileExtensionInfo>): ParsedCommandLine;
/**
* Parse the contents of a config file (tsconfig.json).
* @param jsonNode The contents of the config file to parse
* @param host Instance of ParseConfigHost used to enumerate files in folder.
* @param basePath A root directory to resolve relative path entries in the config
* file to. e.g. outDir
*/
function parseJsonSourceFileConfigFileContent(sourceFile: JsonSourceFile, host: ParseConfigHost, basePath: string, existingOptions?: CompilerOptions, configFileName?: string, resolutionStack?: Path[], extraFileExtensions?: ReadonlyArray<JsFileExtensionInfo>): ParsedCommandLine;
function convertCompilerOptionsFromJson(jsonOptions: any, basePath: string, configFileName?: string): {
options: CompilerOptions;
errors: Diagnostic[];
};
function convertTypeAcquisitionFromJson(jsonOptions: any, basePath: string, configFileName?: string): {
options: TypeAcquisition;
errors: Diagnostic[];
};
}
declare namespace ts {
interface Node {
getSourceFile(): SourceFile;
getChildCount(sourceFile?: SourceFile): number;
getChildAt(index: number, sourceFile?: SourceFile): Node;
getChildren(sourceFile?: SourceFile): Node[];
getStart(sourceFile?: SourceFile, includeJsDocComment?: boolean): number;
getFullStart(): number;
getEnd(): number;
getWidth(sourceFile?: SourceFile): number;
getFullWidth(): number;
getLeadingTriviaWidth(sourceFile?: SourceFile): number;
getFullText(sourceFile?: SourceFile): string;
getText(sourceFile?: SourceFile): string;
getFirstToken(sourceFile?: SourceFile): Node;
getLastToken(sourceFile?: SourceFile): Node;
forEachChild<T>(cbNode: (node: Node) => T | undefined, cbNodeArray?: (nodes: NodeArray<Node>) => T | undefined): T | undefined;
}
interface Identifier {
readonly text: string;
}
interface Symbol {
readonly name: string;
getFlags(): SymbolFlags;
getEscapedName(): __String;
getName(): string;
getDeclarations(): Declaration[] | undefined;
getDocumentationComment(): SymbolDisplayPart[];
getJsDocTags(): JSDocTagInfo[];
}
interface Type {
getFlags(): TypeFlags;
getSymbol(): Symbol | undefined;
getProperties(): Symbol[];
getProperty(propertyName: string): Symbol | undefined;
getApparentProperties(): Symbol[];
getCallSignatures(): Signature[];
getConstructSignatures(): Signature[];
getStringIndexType(): Type | undefined;
getNumberIndexType(): Type | undefined;
getBaseTypes(): BaseType[] | undefined;
getNonNullableType(): Type;
}
interface Signature {
getDeclaration(): SignatureDeclaration;
getTypeParameters(): TypeParameter[] | undefined;
getParameters(): Symbol[];
getReturnType(): Type;
getDocumentationComment(): SymbolDisplayPart[];
getJsDocTags(): JSDocTagInfo[];
}
interface SourceFile {
getLineAndCharacterOfPosition(pos: number): LineAndCharacter;
getLineEndOfPosition(pos: number): number;
getLineStarts(): number[];
getPositionOfLineAndCharacter(line: number, character: number): number;
update(newText: string, textChangeRange: TextChangeRange): SourceFile;
}
interface SourceFileLike {
getLineAndCharacterOfPosition(pos: number): LineAndCharacter;
}
interface SourceMapSource {
getLineAndCharacterOfPosition(pos: number): LineAndCharacter;
}
/**
* Represents an immutable snapshot of a script at a specified time.Once acquired, the
* snapshot is observably immutable. i.e. the same calls with the same parameters will return
* the same values.
*/
interface IScriptSnapshot {
/** Gets a portion of the script snapshot specified by [start, end). */
getText(start: number, end: number): string;
/** Gets the length of this script snapshot. */
getLength(): number;
/**
* Gets the TextChangeRange that describe how the text changed between this text and
* an older version. This information is used by the incremental parser to determine
* what sections of the script need to be re-parsed. 'undefined' can be returned if the
* change range cannot be determined. However, in that case, incremental parsing will
* not happen and the entire document will be re - parsed.
*/
getChangeRange(oldSnapshot: IScriptSnapshot): TextChangeRange | undefined;
/** Releases all resources held by this script snapshot */
dispose?(): void;
}
namespace ScriptSnapshot {
function fromString(text: string): IScriptSnapshot;
}
interface PreProcessedFileInfo {
referencedFiles: FileReference[];
typeReferenceDirectives: FileReference[];
importedFiles: FileReference[];
ambientExternalModules: string[];
isLibFile: boolean;
}
interface HostCancellationToken {
isCancellationRequested(): boolean;
}
interface LanguageServiceHost {
getCompilationSettings(): CompilerOptions;
getNewLine?(): string;
getProjectVersion?(): string;
getScriptFileNames(): string[];
getScriptKind?(fileName: string): ScriptKind;
getScriptVersion(fileName: string): string;
getScriptSnapshot(fileName: string): IScriptSnapshot | undefined;
getLocalizedDiagnosticMessages?(): any;
getCancellationToken?(): HostCancellationToken;
getCurrentDirectory(): string;
getDefaultLibFileName(options: CompilerOptions): string;
log?(s: string): void;
trace?(s: string): void;
error?(s: string): void;
useCaseSensitiveFileNames?(): boolean;
readDirectory?(path: string, extensions?: ReadonlyArray<string>, exclude?: ReadonlyArray<string>, include?: ReadonlyArray<string>, depth?: number): string[];
readFile?(path: string, encoding?: string): string | undefined;
fileExists?(path: string): boolean;
getTypeRootsVersion?(): number;
resolveModuleNames?(moduleNames: string[], containingFile: string): ResolvedModule[];
resolveTypeReferenceDirectives?(typeDirectiveNames: string[], containingFile: string): ResolvedTypeReferenceDirective[];
directoryExists?(directoryName: string): boolean;
getDirectories?(directoryName: string): string[];
/**
* Gets a set of custom transformers to use during emit.
*/
getCustomTransformers?(): CustomTransformers | undefined;
}
interface LanguageService {
cleanupSemanticCache(): void;
getSyntacticDiagnostics(fileName: string): Diagnostic[];
getSemanticDiagnostics(fileName: string): Diagnostic[];
getCompilerOptionsDiagnostics(): Diagnostic[];
/**
* @deprecated Use getEncodedSyntacticClassifications instead.
*/
getSyntacticClassifications(fileName: string, span: TextSpan): ClassifiedSpan[];
/**
* @deprecated Use getEncodedSemanticClassifications instead.
*/
getSemanticClassifications(fileName: string, span: TextSpan): ClassifiedSpan[];
getEncodedSyntacticClassifications(fileName: string, span: TextSpan): Classifications;
getEncodedSemanticClassifications(fileName: string, span: TextSpan): Classifications;
getCompletionsAtPosition(fileName: string, position: number): CompletionInfo;
getCompletionEntryDetails(fileName: string, position: number, entryName: string): CompletionEntryDetails;
getCompletionEntrySymbol(fileName: string, position: number, entryName: string): Symbol;
getQuickInfoAtPosition(fileName: string, position: number): QuickInfo;
getNameOrDottedNameSpan(fileName: string, startPos: number, endPos: number): TextSpan;
getBreakpointStatementAtPosition(fileName: string, position: number): TextSpan;
getSignatureHelpItems(fileName: string, position: number): SignatureHelpItems;
getRenameInfo(fileName: string, position: number): RenameInfo;
findRenameLocations(fileName: string, position: number, findInStrings: boolean, findInComments: boolean): RenameLocation[];
getDefinitionAtPosition(fileName: string, position: number): DefinitionInfo[];
getTypeDefinitionAtPosition(fileName: string, position: number): DefinitionInfo[];
getImplementationAtPosition(fileName: string, position: number): ImplementationLocation[];
getReferencesAtPosition(fileName: string, position: number): ReferenceEntry[];
findReferences(fileName: string, position: number): ReferencedSymbol[];
getDocumentHighlights(fileName: string, position: number, filesToSearch: string[]): DocumentHighlights[];
/** @deprecated */
getOccurrencesAtPosition(fileName: string, position: number): ReferenceEntry[];
getNavigateToItems(searchValue: string, maxResultCount?: number, fileName?: string, excludeDtsFiles?: boolean): NavigateToItem[];
getNavigationBarItems(fileName: string): NavigationBarItem[];
getNavigationTree(fileName: string): NavigationTree;
getOutliningSpans(fileName: string): OutliningSpan[];
getTodoComments(fileName: string, descriptors: TodoCommentDescriptor[]): TodoComment[];
getBraceMatchingAtPosition(fileName: string, position: number): TextSpan[];
getIndentationAtPosition(fileName: string, position: number, options: EditorOptions | EditorSettings): number;
getFormattingEditsForRange(fileName: string, start: number, end: number, options: FormatCodeOptions | FormatCodeSettings): TextChange[];
getFormattingEditsForDocument(fileName: string, options: FormatCodeOptions | FormatCodeSettings): TextChange[];
getFormattingEditsAfterKeystroke(fileName: string, position: number, key: string, options: FormatCodeOptions | FormatCodeSettings): TextChange[];
getDocCommentTemplateAtPosition(fileName: string, position: number): TextInsertion;
isValidBraceCompletionAtPosition(fileName: string, position: number, openingBrace: number): boolean;
getSpanOfEnclosingComment(fileName: string, position: number, onlyMultiLine: boolean): TextSpan;
getCodeFixesAtPosition(fileName: string, start: number, end: number, errorCodes: number[], formatOptions: FormatCodeSettings): CodeAction[];
getApplicableRefactors(fileName: string, positionOrRaneg: number | TextRange): ApplicableRefactorInfo[];
getEditsForRefactor(fileName: string, formatOptions: FormatCodeSettings, positionOrRange: number | TextRange, refactorName: string, actionName: string): RefactorEditInfo | undefined;
getEmitOutput(fileName: string, emitOnlyDtsFiles?: boolean): EmitOutput;
getProgram(): Program;
dispose(): void;
}
interface Classifications {
spans: number[];
endOfLineState: EndOfLineState;
}
interface ClassifiedSpan {
textSpan: TextSpan;
classificationType: ClassificationTypeNames;
}
/**
* Navigation bar interface designed for visual studio's dual-column layout.
* This does not form a proper tree.
* The navbar is returned as a list of top-level items, each of which has a list of child items.
* Child items always have an empty array for their `childItems`.
*/
interface NavigationBarItem {
text: string;
kind: ScriptElementKind;
kindModifiers: string;
spans: TextSpan[];
childItems: NavigationBarItem[];
indent: number;
bolded: boolean;
grayed: boolean;
}
/**
* Node in a tree of nested declarations in a file.
* The top node is always a script or module node.
*/
interface NavigationTree {
/** Name of the declaration, or a short description, e.g. "<class>". */
text: string;
kind: ScriptElementKind;
/** ScriptElementKindModifier separated by commas, e.g. "public,abstract" */
kindModifiers: string;
/**
* Spans of the nodes that generated this declaration.
* There will be more than one if this is the result of merging.
*/
spans: TextSpan[];
/** Present if non-empty */
childItems?: NavigationTree[];
}
interface TodoCommentDescriptor {
text: string;
priority: number;
}
interface TodoComment {
descriptor: TodoCommentDescriptor;
message: string;
position: number;
}
class TextChange {
span: TextSpan;
newText: string;
}
interface FileTextChanges {
fileName: string;
textChanges: TextChange[];
}
interface CodeAction {
/** Description of the code action to display in the UI of the editor */
description: string;
/** Text changes to apply to each file as part of the code action */
changes: FileTextChanges[];
}
/**
* A set of one or more available refactoring actions, grouped under a parent refactoring.
*/
interface ApplicableRefactorInfo {
/**
* The programmatic name of the refactoring
*/
name: string;
/**
* A description of this refactoring category to show to the user.
* If the refactoring gets inlined (see below), this text will not be visible.
*/
description: string;
/**
* Inlineable refactorings can have their actions hoisted out to the top level
* of a context menu. Non-inlineanable refactorings should always be shown inside
* their parent grouping.
*
* If not specified, this value is assumed to be 'true'
*/
inlineable?: boolean;
actions: RefactorActionInfo[];
}
/**
* Represents a single refactoring action - for example, the "Extract Method..." refactor might
* offer several actions, each corresponding to a surround class or closure to extract into.
*/
type RefactorActionInfo = {
/**
* The programmatic name of the refactoring action
*/
name: string;
/**
* A description of this refactoring action to show to the user.
* If the parent refactoring is inlined away, this will be the only text shown,
* so this description should make sense by itself if the parent is inlineable=true
*/
description: string;
};
/**
* A set of edits to make in response to a refactor action, plus an optional
* location where renaming should be invoked from
*/
type RefactorEditInfo = {
edits: FileTextChanges[];
renameFilename?: string;
renameLocation?: number;
};
interface TextInsertion {
newText: string;
/** The position in newText the caret should point to after the insertion. */
caretOffset: number;
}
interface DocumentSpan {
textSpan: TextSpan;
fileName: string;
}
interface RenameLocation extends DocumentSpan {
}
interface ReferenceEntry extends DocumentSpan {
isWriteAccess: boolean;
isDefinition: boolean;
isInString?: true;
}
interface ImplementationLocation extends DocumentSpan {
kind: ScriptElementKind;
displayParts: SymbolDisplayPart[];
}
interface DocumentHighlights {
fileName: string;
highlightSpans: HighlightSpan[];
}
enum HighlightSpanKind {
none = "none",
definition = "definition",
reference = "reference",
writtenReference = "writtenReference",
}
interface HighlightSpan {
fileName?: string;
isInString?: true;
textSpan: TextSpan;
kind: HighlightSpanKind;
}
interface NavigateToItem {
name: string;
kind: ScriptElementKind;
kindModifiers: string;
matchKind: string;
isCaseSensitive: boolean;
fileName: string;
textSpan: TextSpan;
containerName: string;
containerKind: ScriptElementKind;
}
enum IndentStyle {
None = 0,
Block = 1,
Smart = 2,
}
interface EditorOptions {
BaseIndentSize?: number;
IndentSize: number;
TabSize: number;
NewLineCharacter: string;
ConvertTabsToSpaces: boolean;
IndentStyle: IndentStyle;
}
interface EditorSettings {
baseIndentSize?: number;
indentSize?: number;
tabSize?: number;
newLineCharacter?: string;
convertTabsToSpaces?: boolean;
indentStyle?: IndentStyle;
}
interface FormatCodeOptions extends EditorOptions {
InsertSpaceAfterCommaDelimiter: boolean;
InsertSpaceAfterSemicolonInForStatements: boolean;
InsertSpaceBeforeAndAfterBinaryOperators: boolean;
InsertSpaceAfterConstructor?: boolean;
InsertSpaceAfterKeywordsInControlFlowStatements: boolean;
InsertSpaceAfterFunctionKeywordForAnonymousFunctions: boolean;
InsertSpaceAfterOpeningAndBeforeClosingNonemptyParenthesis: boolean;
InsertSpaceAfterOpeningAndBeforeClosingNonemptyBrackets: boolean;
InsertSpaceAfterOpeningAndBeforeClosingNonemptyBraces?: boolean;
InsertSpaceAfterOpeningAndBeforeClosingTemplateStringBraces: boolean;
InsertSpaceAfterOpeningAndBeforeClosingJsxExpressionBraces?: boolean;
InsertSpaceAfterTypeAssertion?: boolean;
InsertSpaceBeforeFunctionParenthesis?: boolean;
PlaceOpenBraceOnNewLineForFunctions: boolean;
PlaceOpenBraceOnNewLineForControlBlocks: boolean;
}
interface FormatCodeSettings extends EditorSettings {
insertSpaceAfterCommaDelimiter?: boolean;
insertSpaceAfterSemicolonInForStatements?: boolean;
insertSpaceBeforeAndAfterBinaryOperators?: boolean;
insertSpaceAfterConstructor?: boolean;
insertSpaceAfterKeywordsInControlFlowStatements?: boolean;
insertSpaceAfterFunctionKeywordForAnonymousFunctions?: boolean;
insertSpaceAfterOpeningAndBeforeClosingNonemptyParenthesis?: boolean;
insertSpaceAfterOpeningAndBeforeClosingNonemptyBrackets?: boolean;
insertSpaceAfterOpeningAndBeforeClosingNonemptyBraces?: boolean;
insertSpaceAfterOpeningAndBeforeClosingTemplateStringBraces?: boolean;
insertSpaceAfterOpeningAndBeforeClosingJsxExpressionBraces?: boolean;
insertSpaceAfterTypeAssertion?: boolean;
insertSpaceBeforeFunctionParenthesis?: boolean;
placeOpenBraceOnNewLineForFunctions?: boolean;
placeOpenBraceOnNewLineForControlBlocks?: boolean;
}
interface DefinitionInfo {
fileName: string;
textSpan: TextSpan;
kind: ScriptElementKind;
name: string;
containerKind: ScriptElementKind;
containerName: string;
}
interface ReferencedSymbolDefinitionInfo extends DefinitionInfo {
displayParts: SymbolDisplayPart[];
}
interface ReferencedSymbol {
definition: ReferencedSymbolDefinitionInfo;
references: ReferenceEntry[];
}
enum SymbolDisplayPartKind {
aliasName = 0,
className = 1,
enumName = 2,
fieldName = 3,
interfaceName = 4,
keyword = 5,
lineBreak = 6,
numericLiteral = 7,
stringLiteral = 8,
localName = 9,
methodName = 10,
moduleName = 11,
operator = 12,
parameterName = 13,
propertyName = 14,
punctuation = 15,
space = 16,
text = 17,
typeParameterName = 18,
enumMemberName = 19,
functionName = 20,
regularExpressionLiteral = 21,
}
interface SymbolDisplayPart {
text: string;
kind: string;
}
interface JSDocTagInfo {
name: string;
text?: string;
}
interface QuickInfo {
kind: ScriptElementKind;
kindModifiers: string;
textSpan: TextSpan;
displayParts: SymbolDisplayPart[];
documentation: SymbolDisplayPart[];
tags: JSDocTagInfo[];
}
interface RenameInfo {
canRename: boolean;
localizedErrorMessage: string;
displayName: string;
fullDisplayName: string;
kind: ScriptElementKind;
kindModifiers: string;
triggerSpan: TextSpan;
}
interface SignatureHelpParameter {
name: string;
documentation: SymbolDisplayPart[];
displayParts: SymbolDisplayPart[];
isOptional: boolean;
}
/**
* Represents a single signature to show in signature help.
* The id is used for subsequent calls into the language service to ask questions about the
* signature help item in the context of any documents that have been updated. i.e. after
* an edit has happened, while signature help is still active, the host can ask important
* questions like 'what parameter is the user currently contained within?'.
*/
interface SignatureHelpItem {
isVariadic: boolean;
prefixDisplayParts: SymbolDisplayPart[];
suffixDisplayParts: SymbolDisplayPart[];
separatorDisplayParts: SymbolDisplayPart[];
parameters: SignatureHelpParameter[];
documentation: SymbolDisplayPart[];
tags: JSDocTagInfo[];
}
/**
* Represents a set of signature help items, and the preferred item that should be selected.
*/
interface SignatureHelpItems {
items: SignatureHelpItem[];
applicableSpan: TextSpan;
selectedItemIndex: number;
argumentIndex: number;
argumentCount: number;
}
interface CompletionInfo {
isGlobalCompletion: boolean;
isMemberCompletion: boolean;
/**
* true when the current location also allows for a new identifier
*/
isNewIdentifierLocation: boolean;
entries: CompletionEntry[];
}
interface CompletionEntry {
name: string;
kind: ScriptElementKind;
kindModifiers: string;
sortText: string;
/**
* An optional span that indicates the text to be replaced by this completion item. It will be
* set if the required span differs from the one generated by the default replacement behavior and should
* be used in that case
*/
replacementSpan?: TextSpan;
}
interface CompletionEntryDetails {
name: string;
kind: ScriptElementKind;
kindModifiers: string;
displayParts: SymbolDisplayPart[];
documentation: SymbolDisplayPart[];
tags: JSDocTagInfo[];
}
interface OutliningSpan {
/** The span of the document to actually collapse. */
textSpan: TextSpan;
/** The span of the document to display when the user hovers over the collapsed span. */
hintSpan: TextSpan;
/** The text to display in the editor for the collapsed region. */
bannerText: string;
/**
* Whether or not this region should be automatically collapsed when
* the 'Collapse to Definitions' command is invoked.
*/
autoCollapse: boolean;
}
interface EmitOutput {
outputFiles: OutputFile[];
emitSkipped: boolean;
}
enum OutputFileType {
JavaScript = 0,
SourceMap = 1,
Declaration = 2,
}
interface OutputFile {
name: string;
writeByteOrderMark: boolean;
text: string;
}
enum EndOfLineState {
None = 0,
InMultiLineCommentTrivia = 1,
InSingleQuoteStringLiteral = 2,
InDoubleQuoteStringLiteral = 3,
InTemplateHeadOrNoSubstitutionTemplate = 4,
InTemplateMiddleOrTail = 5,
InTemplateSubstitutionPosition = 6,
}
enum TokenClass {
Punctuation = 0,
Keyword = 1,
Operator = 2,
Comment = 3,
Whitespace = 4,
Identifier = 5,
NumberLiteral = 6,
StringLiteral = 7,
RegExpLiteral = 8,
}
interface ClassificationResult {
finalLexState: EndOfLineState;
entries: ClassificationInfo[];
}
interface ClassificationInfo {
length: number;
classification: TokenClass;
}
interface Classifier {
/**
* Gives lexical classifications of tokens on a line without any syntactic context.
* For instance, a token consisting of the text 'string' can be either an identifier
* named 'string' or the keyword 'string', however, because this classifier is not aware,
* it relies on certain heuristics to give acceptable results. For classifications where
* speed trumps accuracy, this function is preferable; however, for true accuracy, the
* syntactic classifier is ideal. In fact, in certain editing scenarios, combining the
* lexical, syntactic, and semantic classifiers may issue the best user experience.
*
* @param text The text of a line to classify.
* @param lexState The state of the lexical classifier at the end of the previous line.
* @param syntacticClassifierAbsent Whether the client is *not* using a syntactic classifier.
* If there is no syntactic classifier (syntacticClassifierAbsent=true),
* certain heuristics may be used in its place; however, if there is a
* syntactic classifier (syntacticClassifierAbsent=false), certain
* classifications which may be incorrectly categorized will be given
* back as Identifiers in order to allow the syntactic classifier to
* subsume the classification.
* @deprecated Use getLexicalClassifications instead.
*/
getClassificationsForLine(text: string, lexState: EndOfLineState, syntacticClassifierAbsent: boolean): ClassificationResult;
getEncodedLexicalClassifications(text: string, endOfLineState: EndOfLineState, syntacticClassifierAbsent: boolean): Classifications;
}
enum ScriptElementKind {
unknown = "",
warning = "warning",
/** predefined type (void) or keyword (class) */
keyword = "keyword",
/** top level script node */
scriptElement = "script",
/** module foo {} */
moduleElement = "module",
/** class X {} */
classElement = "class",
/** var x = class X {} */
localClassElement = "local class",
/** interface Y {} */
interfaceElement = "interface",
/** type T = ... */
typeElement = "type",
/** enum E */
enumElement = "enum",
enumMemberElement = "enum member",
/**
* Inside module and script only
* const v = ..
*/
variableElement = "var",
/** Inside function */
localVariableElement = "local var",
/**
* Inside module and script only
* function f() { }
*/
functionElement = "function",
/** Inside function */
localFunctionElement = "local function",
/** class X { [public|private]* foo() {} } */
memberFunctionElement = "method",
/** class X { [public|private]* [get|set] foo:number; } */
memberGetAccessorElement = "getter",
memberSetAccessorElement = "setter",
/**
* class X { [public|private]* foo:number; }
* interface Y { foo:number; }
*/
memberVariableElement = "property",
/** class X { constructor() { } } */
constructorImplementationElement = "constructor",
/** interface Y { ():number; } */
callSignatureElement = "call",
/** interface Y { []:number; } */
indexSignatureElement = "index",
/** interface Y { new():Y; } */
constructSignatureElement = "construct",
/** function foo(*Y*: string) */
parameterElement = "parameter",
typeParameterElement = "type parameter",
primitiveType = "primitive type",
label = "label",
alias = "alias",
constElement = "const",
letElement = "let",
directory = "directory",
externalModuleName = "external module name",
/**
* <JsxTagName attribute1 attribute2={0} />
*/
jsxAttribute = "JSX attribute",
}
enum ScriptElementKindModifier {
none = "",
publicMemberModifier = "public",
privateMemberModifier = "private",
protectedMemberModifier = "protected",
exportedModifier = "export",
ambientModifier = "declare",
staticModifier = "static",
abstractModifier = "abstract",
}
enum ClassificationTypeNames {
comment = "comment",
identifier = "identifier",
keyword = "keyword",
numericLiteral = "number",
operator = "operator",
stringLiteral = "string",
whiteSpace = "whitespace",
text = "text",
punctuation = "punctuation",
className = "class name",
enumName = "enum name",
interfaceName = "interface name",
moduleName = "module name",
typeParameterName = "type parameter name",
typeAliasName = "type alias name",
parameterName = "parameter name",
docCommentTagName = "doc comment tag name",
jsxOpenTagName = "jsx open tag name",
jsxCloseTagName = "jsx close tag name",
jsxSelfClosingTagName = "jsx self closing tag name",
jsxAttribute = "jsx attribute",
jsxText = "jsx text",
jsxAttributeStringLiteralValue = "jsx attribute string literal value",
}
enum ClassificationType {
comment = 1,
identifier = 2,
keyword = 3,
numericLiteral = 4,
operator = 5,
stringLiteral = 6,
regularExpressionLiteral = 7,
whiteSpace = 8,
text = 9,
punctuation = 10,
className = 11,
enumName = 12,
interfaceName = 13,
moduleName = 14,
typeParameterName = 15,
typeAliasName = 16,
parameterName = 17,
docCommentTagName = 18,
jsxOpenTagName = 19,
jsxCloseTagName = 20,
jsxSelfClosingTagName = 21,
jsxAttribute = 22,
jsxText = 23,
jsxAttributeStringLiteralValue = 24,
}
}
declare namespace ts {
function createClassifier(): Classifier;
}
declare namespace ts {
/**
* The document registry represents a store of SourceFile objects that can be shared between
* multiple LanguageService instances. A LanguageService instance holds on the SourceFile (AST)
* of files in the context.
* SourceFile objects account for most of the memory usage by the language service. Sharing
* the same DocumentRegistry instance between different instances of LanguageService allow
* for more efficient memory utilization since all projects will share at least the library
* file (lib.d.ts).
*
* A more advanced use of the document registry is to serialize sourceFile objects to disk
* and re-hydrate them when needed.
*
* To create a default DocumentRegistry, use createDocumentRegistry to create one, and pass it
* to all subsequent createLanguageService calls.
*/
interface DocumentRegistry {
/**
* Request a stored SourceFile with a given fileName and compilationSettings.
* The first call to acquire will call createLanguageServiceSourceFile to generate
* the SourceFile if was not found in the registry.
*
* @param fileName The name of the file requested
* @param compilationSettings Some compilation settings like target affects the
* shape of a the resulting SourceFile. This allows the DocumentRegistry to store
* multiple copies of the same file for different compilation settings.
* @parm scriptSnapshot Text of the file. Only used if the file was not found
* in the registry and a new one was created.
* @parm version Current version of the file. Only used if the file was not found
* in the registry and a new one was created.
*/
acquireDocument(fileName: string, compilationSettings: CompilerOptions, scriptSnapshot: IScriptSnapshot, version: string, scriptKind?: ScriptKind): SourceFile;
acquireDocumentWithKey(fileName: string, path: Path, compilationSettings: CompilerOptions, key: DocumentRegistryBucketKey, scriptSnapshot: IScriptSnapshot, version: string, scriptKind?: ScriptKind): SourceFile;
/**
* Request an updated version of an already existing SourceFile with a given fileName
* and compilationSettings. The update will in-turn call updateLanguageServiceSourceFile
* to get an updated SourceFile.
*
* @param fileName The name of the file requested
* @param compilationSettings Some compilation settings like target affects the
* shape of a the resulting SourceFile. This allows the DocumentRegistry to store
* multiple copies of the same file for different compilation settings.
* @param scriptSnapshot Text of the file.
* @param version Current version of the file.
*/
updateDocument(fileName: string, compilationSettings: CompilerOptions, scriptSnapshot: IScriptSnapshot, version: string, scriptKind?: ScriptKind): SourceFile;
updateDocumentWithKey(fileName: string, path: Path, compilationSettings: CompilerOptions, key: DocumentRegistryBucketKey, scriptSnapshot: IScriptSnapshot, version: string, scriptKind?: ScriptKind): SourceFile;
getKeyForCompilationSettings(settings: CompilerOptions): DocumentRegistryBucketKey;
/**
* Informs the DocumentRegistry that a file is not needed any longer.
*
* Note: It is not allowed to call release on a SourceFile that was not acquired from
* this registry originally.
*
* @param fileName The name of the file to be released
* @param compilationSettings The compilation settings used to acquire the file
*/
releaseDocument(fileName: string, compilationSettings: CompilerOptions): void;
releaseDocumentWithKey(path: Path, key: DocumentRegistryBucketKey): void;
reportStats(): string;
}
type DocumentRegistryBucketKey = string & {
__bucketKey: any;
};
function createDocumentRegistry(useCaseSensitiveFileNames?: boolean, currentDirectory?: string): DocumentRegistry;
}
declare namespace ts {
function preProcessFile(sourceText: string, readImportFiles?: boolean, detectJavaScriptImports?: boolean): PreProcessedFileInfo;
}
declare namespace ts {
interface TranspileOptions {
compilerOptions?: CompilerOptions;
fileName?: string;
reportDiagnostics?: boolean;
moduleName?: string;
renamedDependencies?: MapLike<string>;
transformers?: CustomTransformers;
}
interface TranspileOutput {
outputText: string;
diagnostics?: Diagnostic[];
sourceMapText?: string;
}
function transpileModule(input: string, transpileOptions: TranspileOptions): TranspileOutput;
function transpile(input: string, compilerOptions?: CompilerOptions, fileName?: string, diagnostics?: Diagnostic[], moduleName?: string): string;
}
declare namespace ts {
/** The version of the language service API */
const servicesVersion = "0.5";
interface DisplayPartsSymbolWriter extends SymbolWriter {
displayParts(): SymbolDisplayPart[];
}
function toEditorSettings(options: EditorOptions | EditorSettings): EditorSettings;
function displayPartsToString(displayParts: SymbolDisplayPart[]): string;
function getDefaultCompilerOptions(): CompilerOptions;
function getSupportedCodeFixes(): string[];
function createLanguageServiceSourceFile(fileName: string, scriptSnapshot: IScriptSnapshot, scriptTarget: ScriptTarget, version: string, setNodeParents: boolean, scriptKind?: ScriptKind): SourceFile;
let disableIncrementalParsing: boolean;
function updateLanguageServiceSourceFile(sourceFile: SourceFile, scriptSnapshot: IScriptSnapshot, version: string, textChangeRange: TextChangeRange, aggressiveChecks?: boolean): SourceFile;
function createLanguageService(host: LanguageServiceHost, documentRegistry?: DocumentRegistry): LanguageService;
/**
* Get the path of the default library files (lib.d.ts) as distributed with the typescript
* node package.
* The functionality is not supported if the ts module is consumed outside of a node module.
*/
function getDefaultLibFilePath(options: CompilerOptions): string;
}
declare namespace ts {
/**
* Transform one or more nodes using the supplied transformers.
* @param source A single `Node` or an array of `Node` objects.
* @param transformers An array of `TransformerFactory` callbacks used to process the transformation.
* @param compilerOptions Optional compiler options.
*/
function transform<T extends Node>(source: T | T[], transformers: TransformerFactory<T>[], compilerOptions?: CompilerOptions): TransformationResult<T>;
}
export = ts;
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