/*! ***************************************************************************** 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 { namespace deno { function setIsNodeSourceFileCallback(callback: IsNodeSourceFileCallback): void; function setNodeBuiltInModuleNames(names: readonly string[]): void; function setNodeOnlyGlobalNames(names: readonly string[]): void; function createDenoForkContext({ mergeSymbol, globals, nodeGlobals, ambientModuleSymbolRegex, }: { mergeSymbol(target: ts.Symbol, source: ts.Symbol, unidirectional?: boolean): ts.Symbol; globals: ts.SymbolTable; nodeGlobals: ts.SymbolTable; ambientModuleSymbolRegex: RegExp; }): { hasNodeSourceFile: (node: ts.Node | undefined) => boolean; getGlobalsForName: (id: ts.__String) => ts.SymbolTable; mergeGlobalSymbolTable: (node: ts.Node, source: ts.SymbolTable, unidirectional?: boolean) => void; combinedGlobals: ts.SymbolTable; }; function tryParseNpmPackageReference(text: string): { name: string; versionReq: string | undefined; subPath: string | undefined; } | undefined; function parseNpmPackageReference(text: string): { name: string; versionReq: string | undefined; subPath: string | undefined; }; type IsNodeSourceFileCallback = (sourceFile: ts.SourceFile) => boolean; interface NpmPackageReference { name: string; versionReq: string; subPath: string | undefined; } } const versionMajorMinor = "5.0"; /** The version of the TypeScript compiler release */ const version: string; /** * 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 { [index: string]: T; } interface SortedReadonlyArray extends ReadonlyArray { " __sortedArrayBrand": any; } interface SortedArray extends Array { " __sortedArrayBrand": any; } type Path = string & { __pathBrand: any; }; interface TextRange { pos: number; end: number; } interface ReadonlyTextRange { readonly pos: number; readonly end: number; } enum SyntaxKind { Unknown = 0, EndOfFileToken = 1, SingleLineCommentTrivia = 2, MultiLineCommentTrivia = 3, NewLineTrivia = 4, WhitespaceTrivia = 5, ShebangTrivia = 6, ConflictMarkerTrivia = 7, NumericLiteral = 8, BigIntLiteral = 9, StringLiteral = 10, JsxText = 11, JsxTextAllWhiteSpaces = 12, RegularExpressionLiteral = 13, NoSubstitutionTemplateLiteral = 14, TemplateHead = 15, TemplateMiddle = 16, TemplateTail = 17, OpenBraceToken = 18, CloseBraceToken = 19, OpenParenToken = 20, CloseParenToken = 21, OpenBracketToken = 22, CloseBracketToken = 23, DotToken = 24, DotDotDotToken = 25, SemicolonToken = 26, CommaToken = 27, QuestionDotToken = 28, LessThanToken = 29, LessThanSlashToken = 30, GreaterThanToken = 31, LessThanEqualsToken = 32, GreaterThanEqualsToken = 33, EqualsEqualsToken = 34, ExclamationEqualsToken = 35, EqualsEqualsEqualsToken = 36, ExclamationEqualsEqualsToken = 37, EqualsGreaterThanToken = 38, PlusToken = 39, MinusToken = 40, AsteriskToken = 41, AsteriskAsteriskToken = 42, SlashToken = 43, PercentToken = 44, PlusPlusToken = 45, MinusMinusToken = 46, LessThanLessThanToken = 47, GreaterThanGreaterThanToken = 48, GreaterThanGreaterThanGreaterThanToken = 49, AmpersandToken = 50, BarToken = 51, CaretToken = 52, ExclamationToken = 53, TildeToken = 54, AmpersandAmpersandToken = 55, BarBarToken = 56, QuestionToken = 57, ColonToken = 58, AtToken = 59, QuestionQuestionToken = 60, /** Only the JSDoc scanner produces BacktickToken. The normal scanner produces NoSubstitutionTemplateLiteral and related kinds. */ BacktickToken = 61, /** Only the JSDoc scanner produces HashToken. The normal scanner produces PrivateIdentifier. */ HashToken = 62, EqualsToken = 63, PlusEqualsToken = 64, MinusEqualsToken = 65, AsteriskEqualsToken = 66, AsteriskAsteriskEqualsToken = 67, SlashEqualsToken = 68, PercentEqualsToken = 69, LessThanLessThanEqualsToken = 70, GreaterThanGreaterThanEqualsToken = 71, GreaterThanGreaterThanGreaterThanEqualsToken = 72, AmpersandEqualsToken = 73, BarEqualsToken = 74, BarBarEqualsToken = 75, AmpersandAmpersandEqualsToken = 76, QuestionQuestionEqualsToken = 77, CaretEqualsToken = 78, Identifier = 79, PrivateIdentifier = 80, BreakKeyword = 81, CaseKeyword = 82, CatchKeyword = 83, ClassKeyword = 84, ConstKeyword = 85, ContinueKeyword = 86, DebuggerKeyword = 87, DefaultKeyword = 88, DeleteKeyword = 89, DoKeyword = 90, ElseKeyword = 91, EnumKeyword = 92, ExportKeyword = 93, ExtendsKeyword = 94, FalseKeyword = 95, FinallyKeyword = 96, ForKeyword = 97, FunctionKeyword = 98, IfKeyword = 99, ImportKeyword = 100, InKeyword = 101, InstanceOfKeyword = 102, NewKeyword = 103, NullKeyword = 104, ReturnKeyword = 105, SuperKeyword = 106, SwitchKeyword = 107, ThisKeyword = 108, ThrowKeyword = 109, TrueKeyword = 110, TryKeyword = 111, TypeOfKeyword = 112, VarKeyword = 113, VoidKeyword = 114, WhileKeyword = 115, WithKeyword = 116, ImplementsKeyword = 117, InterfaceKeyword = 118, LetKeyword = 119, PackageKeyword = 120, PrivateKeyword = 121, ProtectedKeyword = 122, PublicKeyword = 123, StaticKeyword = 124, YieldKeyword = 125, AbstractKeyword = 126, AccessorKeyword = 127, AsKeyword = 128, AssertsKeyword = 129, AssertKeyword = 130, AnyKeyword = 131, AsyncKeyword = 132, AwaitKeyword = 133, BooleanKeyword = 134, ConstructorKeyword = 135, DeclareKeyword = 136, GetKeyword = 137, InferKeyword = 138, IntrinsicKeyword = 139, IsKeyword = 140, KeyOfKeyword = 141, ModuleKeyword = 142, NamespaceKeyword = 143, NeverKeyword = 144, OutKeyword = 145, ReadonlyKeyword = 146, RequireKeyword = 147, NumberKeyword = 148, ObjectKeyword = 149, SatisfiesKeyword = 150, SetKeyword = 151, StringKeyword = 152, SymbolKeyword = 153, TypeKeyword = 154, UndefinedKeyword = 155, UniqueKeyword = 156, UnknownKeyword = 157, FromKeyword = 158, GlobalKeyword = 159, BigIntKeyword = 160, OverrideKeyword = 161, OfKeyword = 162, QualifiedName = 163, ComputedPropertyName = 164, TypeParameter = 165, Parameter = 166, Decorator = 167, PropertySignature = 168, PropertyDeclaration = 169, MethodSignature = 170, MethodDeclaration = 171, ClassStaticBlockDeclaration = 172, Constructor = 173, GetAccessor = 174, SetAccessor = 175, CallSignature = 176, ConstructSignature = 177, IndexSignature = 178, TypePredicate = 179, TypeReference = 180, FunctionType = 181, ConstructorType = 182, TypeQuery = 183, TypeLiteral = 184, ArrayType = 185, TupleType = 186, OptionalType = 187, RestType = 188, UnionType = 189, IntersectionType = 190, ConditionalType = 191, InferType = 192, ParenthesizedType = 193, ThisType = 194, TypeOperator = 195, IndexedAccessType = 196, MappedType = 197, LiteralType = 198, NamedTupleMember = 199, TemplateLiteralType = 200, TemplateLiteralTypeSpan = 201, ImportType = 202, ObjectBindingPattern = 203, ArrayBindingPattern = 204, BindingElement = 205, ArrayLiteralExpression = 206, ObjectLiteralExpression = 207, PropertyAccessExpression = 208, ElementAccessExpression = 209, CallExpression = 210, NewExpression = 211, TaggedTemplateExpression = 212, TypeAssertionExpression = 213, ParenthesizedExpression = 214, FunctionExpression = 215, ArrowFunction = 216, DeleteExpression = 217, TypeOfExpression = 218, VoidExpression = 219, AwaitExpression = 220, PrefixUnaryExpression = 221, PostfixUnaryExpression = 222, BinaryExpression = 223, ConditionalExpression = 224, TemplateExpression = 225, YieldExpression = 226, SpreadElement = 227, ClassExpression = 228, OmittedExpression = 229, ExpressionWithTypeArguments = 230, AsExpression = 231, NonNullExpression = 232, MetaProperty = 233, SyntheticExpression = 234, SatisfiesExpression = 235, TemplateSpan = 236, SemicolonClassElement = 237, Block = 238, EmptyStatement = 239, VariableStatement = 240, ExpressionStatement = 241, IfStatement = 242, DoStatement = 243, WhileStatement = 244, ForStatement = 245, ForInStatement = 246, ForOfStatement = 247, ContinueStatement = 248, BreakStatement = 249, ReturnStatement = 250, WithStatement = 251, SwitchStatement = 252, LabeledStatement = 253, ThrowStatement = 254, TryStatement = 255, DebuggerStatement = 256, VariableDeclaration = 257, VariableDeclarationList = 258, FunctionDeclaration = 259, ClassDeclaration = 260, InterfaceDeclaration = 261, TypeAliasDeclaration = 262, EnumDeclaration = 263, ModuleDeclaration = 264, ModuleBlock = 265, CaseBlock = 266, NamespaceExportDeclaration = 267, ImportEqualsDeclaration = 268, ImportDeclaration = 269, ImportClause = 270, NamespaceImport = 271, NamedImports = 272, ImportSpecifier = 273, ExportAssignment = 274, ExportDeclaration = 275, NamedExports = 276, NamespaceExport = 277, ExportSpecifier = 278, MissingDeclaration = 279, ExternalModuleReference = 280, JsxElement = 281, JsxSelfClosingElement = 282, JsxOpeningElement = 283, JsxClosingElement = 284, JsxFragment = 285, JsxOpeningFragment = 286, JsxClosingFragment = 287, JsxAttribute = 288, JsxAttributes = 289, JsxSpreadAttribute = 290, JsxExpression = 291, CaseClause = 292, DefaultClause = 293, HeritageClause = 294, CatchClause = 295, AssertClause = 296, AssertEntry = 297, ImportTypeAssertionContainer = 298, PropertyAssignment = 299, ShorthandPropertyAssignment = 300, SpreadAssignment = 301, EnumMember = 302, /** @deprecated */ UnparsedPrologue = 303, /** @deprecated */ UnparsedPrepend = 304, /** @deprecated */ UnparsedText = 305, /** @deprecated */ UnparsedInternalText = 306, /** @deprecated */ UnparsedSyntheticReference = 307, SourceFile = 308, Bundle = 309, /** @deprecated */ UnparsedSource = 310, /** @deprecated */ InputFiles = 311, JSDocTypeExpression = 312, JSDocNameReference = 313, JSDocMemberName = 314, JSDocAllType = 315, JSDocUnknownType = 316, JSDocNullableType = 317, JSDocNonNullableType = 318, JSDocOptionalType = 319, JSDocFunctionType = 320, JSDocVariadicType = 321, JSDocNamepathType = 322, JSDoc = 323, /** @deprecated Use SyntaxKind.JSDoc */ JSDocComment = 323, JSDocText = 324, JSDocTypeLiteral = 325, JSDocSignature = 326, JSDocLink = 327, JSDocLinkCode = 328, JSDocLinkPlain = 329, JSDocTag = 330, JSDocAugmentsTag = 331, JSDocImplementsTag = 332, JSDocAuthorTag = 333, JSDocDeprecatedTag = 334, JSDocClassTag = 335, JSDocPublicTag = 336, JSDocPrivateTag = 337, JSDocProtectedTag = 338, JSDocReadonlyTag = 339, JSDocOverrideTag = 340, JSDocCallbackTag = 341, JSDocOverloadTag = 342, JSDocEnumTag = 343, JSDocParameterTag = 344, JSDocReturnTag = 345, JSDocThisTag = 346, JSDocTypeTag = 347, JSDocTemplateTag = 348, JSDocTypedefTag = 349, JSDocSeeTag = 350, JSDocPropertyTag = 351, JSDocThrowsTag = 352, JSDocSatisfiesTag = 353, SyntaxList = 354, NotEmittedStatement = 355, PartiallyEmittedExpression = 356, CommaListExpression = 357, MergeDeclarationMarker = 358, EndOfDeclarationMarker = 359, SyntheticReferenceExpression = 360, Count = 361, FirstAssignment = 63, LastAssignment = 78, FirstCompoundAssignment = 64, LastCompoundAssignment = 78, FirstReservedWord = 81, LastReservedWord = 116, FirstKeyword = 81, LastKeyword = 162, FirstFutureReservedWord = 117, LastFutureReservedWord = 125, FirstTypeNode = 179, LastTypeNode = 202, FirstPunctuation = 18, LastPunctuation = 78, FirstToken = 0, LastToken = 162, FirstTriviaToken = 2, LastTriviaToken = 7, FirstLiteralToken = 8, LastLiteralToken = 14, FirstTemplateToken = 14, LastTemplateToken = 17, FirstBinaryOperator = 29, LastBinaryOperator = 78, FirstStatement = 240, LastStatement = 256, FirstNode = 163, FirstJSDocNode = 312, LastJSDocNode = 353, FirstJSDocTagNode = 330, LastJSDocTagNode = 353 } type TriviaSyntaxKind = SyntaxKind.SingleLineCommentTrivia | SyntaxKind.MultiLineCommentTrivia | SyntaxKind.NewLineTrivia | SyntaxKind.WhitespaceTrivia | SyntaxKind.ShebangTrivia | SyntaxKind.ConflictMarkerTrivia; type LiteralSyntaxKind = SyntaxKind.NumericLiteral | SyntaxKind.BigIntLiteral | SyntaxKind.StringLiteral | SyntaxKind.JsxText | SyntaxKind.JsxTextAllWhiteSpaces | SyntaxKind.RegularExpressionLiteral | SyntaxKind.NoSubstitutionTemplateLiteral; type PseudoLiteralSyntaxKind = SyntaxKind.TemplateHead | SyntaxKind.TemplateMiddle | SyntaxKind.TemplateTail; type PunctuationSyntaxKind = SyntaxKind.OpenBraceToken | SyntaxKind.CloseBraceToken | SyntaxKind.OpenParenToken | SyntaxKind.CloseParenToken | SyntaxKind.OpenBracketToken | SyntaxKind.CloseBracketToken | SyntaxKind.DotToken | SyntaxKind.DotDotDotToken | SyntaxKind.SemicolonToken | SyntaxKind.CommaToken | SyntaxKind.QuestionDotToken | SyntaxKind.LessThanToken | SyntaxKind.LessThanSlashToken | SyntaxKind.GreaterThanToken | SyntaxKind.LessThanEqualsToken | SyntaxKind.GreaterThanEqualsToken | SyntaxKind.EqualsEqualsToken | SyntaxKind.ExclamationEqualsToken | SyntaxKind.EqualsEqualsEqualsToken | SyntaxKind.ExclamationEqualsEqualsToken | SyntaxKind.EqualsGreaterThanToken | SyntaxKind.PlusToken | SyntaxKind.MinusToken | SyntaxKind.AsteriskToken | SyntaxKind.AsteriskAsteriskToken | SyntaxKind.SlashToken | SyntaxKind.PercentToken | SyntaxKind.PlusPlusToken | SyntaxKind.MinusMinusToken | SyntaxKind.LessThanLessThanToken | SyntaxKind.GreaterThanGreaterThanToken | SyntaxKind.GreaterThanGreaterThanGreaterThanToken | SyntaxKind.AmpersandToken | SyntaxKind.BarToken | SyntaxKind.CaretToken | SyntaxKind.ExclamationToken | SyntaxKind.TildeToken | SyntaxKind.AmpersandAmpersandToken | SyntaxKind.AmpersandAmpersandEqualsToken | SyntaxKind.BarBarToken | SyntaxKind.BarBarEqualsToken | SyntaxKind.QuestionQuestionToken | SyntaxKind.QuestionQuestionEqualsToken | SyntaxKind.QuestionToken | SyntaxKind.ColonToken | SyntaxKind.AtToken | SyntaxKind.BacktickToken | SyntaxKind.HashToken | SyntaxKind.EqualsToken | SyntaxKind.PlusEqualsToken | SyntaxKind.MinusEqualsToken | SyntaxKind.AsteriskEqualsToken | SyntaxKind.AsteriskAsteriskEqualsToken | SyntaxKind.SlashEqualsToken | SyntaxKind.PercentEqualsToken | SyntaxKind.LessThanLessThanEqualsToken | SyntaxKind.GreaterThanGreaterThanEqualsToken | SyntaxKind.GreaterThanGreaterThanGreaterThanEqualsToken | SyntaxKind.AmpersandEqualsToken | SyntaxKind.BarEqualsToken | SyntaxKind.CaretEqualsToken; type KeywordSyntaxKind = SyntaxKind.AbstractKeyword | SyntaxKind.AccessorKeyword | SyntaxKind.AnyKeyword | SyntaxKind.AsKeyword | SyntaxKind.AssertsKeyword | SyntaxKind.AssertKeyword | SyntaxKind.AsyncKeyword | SyntaxKind.AwaitKeyword | SyntaxKind.BigIntKeyword | SyntaxKind.BooleanKeyword | SyntaxKind.BreakKeyword | SyntaxKind.CaseKeyword | SyntaxKind.CatchKeyword | SyntaxKind.ClassKeyword | SyntaxKind.ConstKeyword | SyntaxKind.ConstructorKeyword | SyntaxKind.ContinueKeyword | SyntaxKind.DebuggerKeyword | SyntaxKind.DeclareKeyword | SyntaxKind.DefaultKeyword | SyntaxKind.DeleteKeyword | SyntaxKind.DoKeyword | SyntaxKind.ElseKeyword | SyntaxKind.EnumKeyword | SyntaxKind.ExportKeyword | SyntaxKind.ExtendsKeyword | SyntaxKind.FalseKeyword | SyntaxKind.FinallyKeyword | SyntaxKind.ForKeyword | SyntaxKind.FromKeyword | SyntaxKind.FunctionKeyword | SyntaxKind.GetKeyword | SyntaxKind.GlobalKeyword | SyntaxKind.IfKeyword | SyntaxKind.ImplementsKeyword | SyntaxKind.ImportKeyword | SyntaxKind.InferKeyword | SyntaxKind.InKeyword | SyntaxKind.InstanceOfKeyword | SyntaxKind.InterfaceKeyword | SyntaxKind.IntrinsicKeyword | SyntaxKind.IsKeyword | SyntaxKind.KeyOfKeyword | SyntaxKind.LetKeyword | SyntaxKind.ModuleKeyword | SyntaxKind.NamespaceKeyword | SyntaxKind.NeverKeyword | SyntaxKind.NewKeyword | SyntaxKind.NullKeyword | SyntaxKind.NumberKeyword | SyntaxKind.ObjectKeyword | SyntaxKind.OfKeyword | SyntaxKind.PackageKeyword | SyntaxKind.PrivateKeyword | SyntaxKind.ProtectedKeyword | SyntaxKind.PublicKeyword | SyntaxKind.ReadonlyKeyword | SyntaxKind.OutKeyword | SyntaxKind.OverrideKeyword | SyntaxKind.RequireKeyword | SyntaxKind.ReturnKeyword | SyntaxKind.SatisfiesKeyword | SyntaxKind.SetKeyword | SyntaxKind.StaticKeyword | SyntaxKind.StringKeyword | SyntaxKind.SuperKeyword | SyntaxKind.SwitchKeyword | SyntaxKind.SymbolKeyword | SyntaxKind.ThisKeyword | SyntaxKind.ThrowKeyword | SyntaxKind.TrueKeyword | SyntaxKind.TryKeyword | SyntaxKind.TypeKeyword | SyntaxKind.TypeOfKeyword | SyntaxKind.UndefinedKeyword | SyntaxKind.UniqueKeyword | SyntaxKind.UnknownKeyword | SyntaxKind.VarKeyword | SyntaxKind.VoidKeyword | SyntaxKind.WhileKeyword | SyntaxKind.WithKeyword | SyntaxKind.YieldKeyword; type ModifierSyntaxKind = SyntaxKind.AbstractKeyword | SyntaxKind.AccessorKeyword | SyntaxKind.AsyncKeyword | SyntaxKind.ConstKeyword | SyntaxKind.DeclareKeyword | SyntaxKind.DefaultKeyword | SyntaxKind.ExportKeyword | SyntaxKind.InKeyword | SyntaxKind.PrivateKeyword | SyntaxKind.ProtectedKeyword | SyntaxKind.PublicKeyword | SyntaxKind.ReadonlyKeyword | SyntaxKind.OutKeyword | SyntaxKind.OverrideKeyword | SyntaxKind.StaticKeyword; type KeywordTypeSyntaxKind = SyntaxKind.AnyKeyword | SyntaxKind.BigIntKeyword | SyntaxKind.BooleanKeyword | SyntaxKind.IntrinsicKeyword | SyntaxKind.NeverKeyword | SyntaxKind.NumberKeyword | SyntaxKind.ObjectKeyword | SyntaxKind.StringKeyword | SyntaxKind.SymbolKeyword | SyntaxKind.UndefinedKeyword | SyntaxKind.UnknownKeyword | SyntaxKind.VoidKeyword; type TokenSyntaxKind = SyntaxKind.Unknown | SyntaxKind.EndOfFileToken | TriviaSyntaxKind | LiteralSyntaxKind | PseudoLiteralSyntaxKind | PunctuationSyntaxKind | SyntaxKind.Identifier | KeywordSyntaxKind; type JsxTokenSyntaxKind = SyntaxKind.LessThanSlashToken | SyntaxKind.EndOfFileToken | SyntaxKind.ConflictMarkerTrivia | SyntaxKind.JsxText | SyntaxKind.JsxTextAllWhiteSpaces | SyntaxKind.OpenBraceToken | SyntaxKind.LessThanToken; type JSDocSyntaxKind = SyntaxKind.EndOfFileToken | SyntaxKind.WhitespaceTrivia | SyntaxKind.AtToken | SyntaxKind.NewLineTrivia | SyntaxKind.AsteriskToken | SyntaxKind.OpenBraceToken | SyntaxKind.CloseBraceToken | SyntaxKind.LessThanToken | SyntaxKind.GreaterThanToken | SyntaxKind.OpenBracketToken | SyntaxKind.CloseBracketToken | SyntaxKind.EqualsToken | SyntaxKind.CommaToken | SyntaxKind.DotToken | SyntaxKind.Identifier | SyntaxKind.BacktickToken | SyntaxKind.HashToken | SyntaxKind.Unknown | KeywordSyntaxKind; enum NodeFlags { None = 0, Let = 1, Const = 2, NestedNamespace = 4, Synthesized = 8, Namespace = 16, OptionalChain = 32, ExportContext = 64, ContainsThis = 128, HasImplicitReturn = 256, HasExplicitReturn = 512, GlobalAugmentation = 1024, HasAsyncFunctions = 2048, DisallowInContext = 4096, YieldContext = 8192, DecoratorContext = 16384, AwaitContext = 32768, DisallowConditionalTypesContext = 65536, ThisNodeHasError = 131072, JavaScriptFile = 262144, ThisNodeOrAnySubNodesHasError = 524288, HasAggregatedChildData = 1048576, JSDoc = 8388608, JsonFile = 67108864, BlockScoped = 3, ReachabilityCheckFlags = 768, ReachabilityAndEmitFlags = 2816, ContextFlags = 50720768, TypeExcludesFlags = 40960 } enum ModifierFlags { None = 0, Export = 1, Ambient = 2, Public = 4, Private = 8, Protected = 16, Static = 32, Readonly = 64, Accessor = 128, Abstract = 256, Async = 512, Default = 1024, Const = 2048, HasComputedJSDocModifiers = 4096, Deprecated = 8192, Override = 16384, In = 32768, Out = 65536, Decorator = 131072, HasComputedFlags = 536870912, AccessibilityModifier = 28, ParameterPropertyModifier = 16476, NonPublicAccessibilityModifier = 24, TypeScriptModifier = 117086, ExportDefault = 1025, All = 258047, Modifier = 126975 } 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 ReadonlyTextRange { readonly kind: SyntaxKind; readonly flags: NodeFlags; readonly parent: Node; } 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?: SourceFileLike): number; getFullWidth(): number; getLeadingTriviaWidth(sourceFile?: SourceFile): number; getFullText(sourceFile?: SourceFile): string; getText(sourceFile?: SourceFile): string; getFirstToken(sourceFile?: SourceFile): Node | undefined; getLastToken(sourceFile?: SourceFile): Node | undefined; forEachChild(cbNode: (node: Node) => T | undefined, cbNodeArray?: (nodes: NodeArray) => T | undefined): T | undefined; } interface JSDocContainer extends Node { _jsdocContainerBrand: any; } interface LocalsContainer extends Node { _localsContainerBrand: any; } interface FlowContainer extends Node { _flowContainerBrand: any; } type HasJSDoc = AccessorDeclaration | ArrowFunction | BinaryExpression | Block | BreakStatement | CallSignatureDeclaration | CaseClause | ClassLikeDeclaration | ClassStaticBlockDeclaration | ConstructorDeclaration | ConstructorTypeNode | ConstructSignatureDeclaration | ContinueStatement | DebuggerStatement | DoStatement | ElementAccessExpression | EmptyStatement | EndOfFileToken | EnumDeclaration | EnumMember | ExportAssignment | ExportDeclaration | ExportSpecifier | ExpressionStatement | ForInStatement | ForOfStatement | ForStatement | FunctionDeclaration | FunctionExpression | FunctionTypeNode | Identifier | IfStatement | ImportDeclaration | ImportEqualsDeclaration | IndexSignatureDeclaration | InterfaceDeclaration | JSDocFunctionType | JSDocSignature | LabeledStatement | MethodDeclaration | MethodSignature | ModuleDeclaration | NamedTupleMember | NamespaceExportDeclaration | ObjectLiteralExpression | ParameterDeclaration | ParenthesizedExpression | PropertyAccessExpression | PropertyAssignment | PropertyDeclaration | PropertySignature | ReturnStatement | ShorthandPropertyAssignment | SpreadAssignment | SwitchStatement | ThrowStatement | TryStatement | TypeAliasDeclaration | TypeParameterDeclaration | VariableDeclaration | VariableStatement | WhileStatement | WithStatement; type HasType = SignatureDeclaration | VariableDeclaration | ParameterDeclaration | PropertySignature | PropertyDeclaration | TypePredicateNode | ParenthesizedTypeNode | TypeOperatorNode | MappedTypeNode | AssertionExpression | TypeAliasDeclaration | JSDocTypeExpression | JSDocNonNullableType | JSDocNullableType | JSDocOptionalType | JSDocVariadicType; type HasTypeArguments = CallExpression | NewExpression | TaggedTemplateExpression | JsxOpeningElement | JsxSelfClosingElement; type HasInitializer = HasExpressionInitializer | ForStatement | ForInStatement | ForOfStatement | JsxAttribute; type HasExpressionInitializer = VariableDeclaration | ParameterDeclaration | BindingElement | PropertyDeclaration | PropertyAssignment | EnumMember; type HasDecorators = ParameterDeclaration | PropertyDeclaration | MethodDeclaration | GetAccessorDeclaration | SetAccessorDeclaration | ClassExpression | ClassDeclaration; type HasModifiers = TypeParameterDeclaration | ParameterDeclaration | ConstructorTypeNode | PropertySignature | PropertyDeclaration | MethodSignature | MethodDeclaration | ConstructorDeclaration | GetAccessorDeclaration | SetAccessorDeclaration | IndexSignatureDeclaration | FunctionExpression | ArrowFunction | ClassExpression | VariableStatement | FunctionDeclaration | ClassDeclaration | InterfaceDeclaration | TypeAliasDeclaration | EnumDeclaration | ModuleDeclaration | ImportEqualsDeclaration | ImportDeclaration | ExportAssignment | ExportDeclaration; interface NodeArray extends ReadonlyArray, ReadonlyTextRange { readonly hasTrailingComma: boolean; } interface Token extends Node { readonly kind: TKind; } type EndOfFileToken = Token & JSDocContainer; interface PunctuationToken extends Token { } type DotToken = PunctuationToken; type DotDotDotToken = PunctuationToken; type QuestionToken = PunctuationToken; type ExclamationToken = PunctuationToken; type ColonToken = PunctuationToken; type EqualsToken = PunctuationToken; type AmpersandAmpersandEqualsToken = PunctuationToken; type BarBarEqualsToken = PunctuationToken; type QuestionQuestionEqualsToken = PunctuationToken; type AsteriskToken = PunctuationToken; type EqualsGreaterThanToken = PunctuationToken; type PlusToken = PunctuationToken; type MinusToken = PunctuationToken; type QuestionDotToken = PunctuationToken; interface KeywordToken extends Token { } type AssertsKeyword = KeywordToken; type AssertKeyword = KeywordToken; type AwaitKeyword = KeywordToken; type CaseKeyword = KeywordToken; interface ModifierToken extends KeywordToken { } type AbstractKeyword = ModifierToken; type AccessorKeyword = ModifierToken; type AsyncKeyword = ModifierToken; type ConstKeyword = ModifierToken; type DeclareKeyword = ModifierToken; type DefaultKeyword = ModifierToken; type ExportKeyword = ModifierToken; type InKeyword = ModifierToken; type PrivateKeyword = ModifierToken; type ProtectedKeyword = ModifierToken; type PublicKeyword = ModifierToken; type ReadonlyKeyword = ModifierToken; type OutKeyword = ModifierToken; type OverrideKeyword = ModifierToken; type StaticKeyword = ModifierToken; type Modifier = AbstractKeyword | AccessorKeyword | AsyncKeyword | ConstKeyword | DeclareKeyword | DefaultKeyword | ExportKeyword | InKeyword | PrivateKeyword | ProtectedKeyword | PublicKeyword | OutKeyword | OverrideKeyword | ReadonlyKeyword | StaticKeyword; type ModifierLike = Modifier | Decorator; type AccessibilityModifier = PublicKeyword | PrivateKeyword | ProtectedKeyword; type ParameterPropertyModifier = AccessibilityModifier | ReadonlyKeyword; type ClassMemberModifier = AccessibilityModifier | ReadonlyKeyword | StaticKeyword | AccessorKeyword; type ModifiersArray = NodeArray; enum GeneratedIdentifierFlags { None = 0, ReservedInNestedScopes = 8, Optimistic = 16, FileLevel = 32, AllowNameSubstitution = 64 } interface Identifier extends PrimaryExpression, Declaration, JSDocContainer, FlowContainer { readonly 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. */ readonly escapedText: __String; } interface Identifier { readonly text: string; } interface Identifier { /** @deprecated Use `idKeyword(identifier)` instead. */ readonly originalKeywordKind?: SyntaxKind; /** @deprecated Use `.parent` or the surrounding context to determine this instead. */ readonly isInJSDocNamespace?: boolean; } interface TransientIdentifier extends Identifier { resolvedSymbol: Symbol; } interface QualifiedName extends Node, FlowContainer { readonly kind: SyntaxKind.QualifiedName; readonly left: EntityName; readonly right: Identifier; } type EntityName = Identifier | QualifiedName; type PropertyName = Identifier | StringLiteral | NumericLiteral | ComputedPropertyName | PrivateIdentifier; type MemberName = Identifier | PrivateIdentifier; type DeclarationName = Identifier | PrivateIdentifier | StringLiteralLike | NumericLiteral | ComputedPropertyName | ElementAccessExpression | BindingPattern | EntityNameExpression; interface Declaration extends Node { _declarationBrand: any; } interface NamedDeclaration extends Declaration { readonly name?: DeclarationName; } interface DeclarationStatement extends NamedDeclaration, Statement { readonly name?: Identifier | StringLiteral | NumericLiteral; } interface ComputedPropertyName extends Node { readonly kind: SyntaxKind.ComputedPropertyName; readonly parent: Declaration; readonly expression: Expression; } interface PrivateIdentifier extends PrimaryExpression { readonly kind: SyntaxKind.PrivateIdentifier; readonly escapedText: __String; } interface PrivateIdentifier { readonly text: string; } interface Decorator extends Node { readonly kind: SyntaxKind.Decorator; readonly parent: NamedDeclaration; readonly expression: LeftHandSideExpression; } interface TypeParameterDeclaration extends NamedDeclaration, JSDocContainer { readonly kind: SyntaxKind.TypeParameter; readonly parent: DeclarationWithTypeParameterChildren | InferTypeNode; readonly modifiers?: NodeArray; readonly name: Identifier; /** Note: Consider calling `getEffectiveConstraintOfTypeParameter` */ readonly constraint?: TypeNode; readonly default?: TypeNode; expression?: Expression; } interface SignatureDeclarationBase extends NamedDeclaration, JSDocContainer { readonly kind: SignatureDeclaration["kind"]; readonly name?: PropertyName; readonly typeParameters?: NodeArray | undefined; readonly parameters: NodeArray; readonly type?: TypeNode | undefined; } type SignatureDeclaration = CallSignatureDeclaration | ConstructSignatureDeclaration | MethodSignature | IndexSignatureDeclaration | FunctionTypeNode | ConstructorTypeNode | JSDocFunctionType | FunctionDeclaration | MethodDeclaration | ConstructorDeclaration | AccessorDeclaration | FunctionExpression | ArrowFunction; interface CallSignatureDeclaration extends SignatureDeclarationBase, TypeElement, LocalsContainer { readonly kind: SyntaxKind.CallSignature; } interface ConstructSignatureDeclaration extends SignatureDeclarationBase, TypeElement, LocalsContainer { readonly kind: SyntaxKind.ConstructSignature; } type BindingName = Identifier | BindingPattern; interface VariableDeclaration extends NamedDeclaration, JSDocContainer { readonly kind: SyntaxKind.VariableDeclaration; readonly parent: VariableDeclarationList | CatchClause; readonly name: BindingName; readonly exclamationToken?: ExclamationToken; readonly type?: TypeNode; readonly initializer?: Expression; } interface VariableDeclarationList extends Node { readonly kind: SyntaxKind.VariableDeclarationList; readonly parent: VariableStatement | ForStatement | ForOfStatement | ForInStatement; readonly declarations: NodeArray; } interface ParameterDeclaration extends NamedDeclaration, JSDocContainer { readonly kind: SyntaxKind.Parameter; readonly parent: SignatureDeclaration; readonly modifiers?: NodeArray; readonly dotDotDotToken?: DotDotDotToken; readonly name: BindingName; readonly questionToken?: QuestionToken; readonly type?: TypeNode; readonly initializer?: Expression; } interface BindingElement extends NamedDeclaration, FlowContainer { readonly kind: SyntaxKind.BindingElement; readonly parent: BindingPattern; readonly propertyName?: PropertyName; readonly dotDotDotToken?: DotDotDotToken; readonly name: BindingName; readonly initializer?: Expression; } interface PropertySignature extends TypeElement, JSDocContainer { readonly kind: SyntaxKind.PropertySignature; readonly parent: TypeLiteralNode | InterfaceDeclaration; readonly modifiers?: NodeArray; readonly name: PropertyName; readonly questionToken?: QuestionToken; readonly type?: TypeNode; } interface PropertyDeclaration extends ClassElement, JSDocContainer { readonly kind: SyntaxKind.PropertyDeclaration; readonly parent: ClassLikeDeclaration; readonly modifiers?: NodeArray; readonly name: PropertyName; readonly questionToken?: QuestionToken; readonly exclamationToken?: ExclamationToken; readonly type?: TypeNode; readonly initializer?: Expression; } interface AutoAccessorPropertyDeclaration extends PropertyDeclaration { _autoAccessorBrand: any; } interface ObjectLiteralElement extends NamedDeclaration { _objectLiteralBrand: any; readonly name?: PropertyName; } /** Unlike ObjectLiteralElement, excludes JSXAttribute and JSXSpreadAttribute. */ type ObjectLiteralElementLike = PropertyAssignment | ShorthandPropertyAssignment | SpreadAssignment | MethodDeclaration | AccessorDeclaration; interface PropertyAssignment extends ObjectLiteralElement, JSDocContainer { readonly kind: SyntaxKind.PropertyAssignment; readonly parent: ObjectLiteralExpression; readonly name: PropertyName; readonly initializer: Expression; } interface ShorthandPropertyAssignment extends ObjectLiteralElement, JSDocContainer { readonly kind: SyntaxKind.ShorthandPropertyAssignment; readonly parent: ObjectLiteralExpression; readonly name: Identifier; readonly equalsToken?: EqualsToken; readonly objectAssignmentInitializer?: Expression; } interface SpreadAssignment extends ObjectLiteralElement, JSDocContainer { readonly kind: SyntaxKind.SpreadAssignment; readonly parent: ObjectLiteralExpression; readonly expression: Expression; } type VariableLikeDeclaration = VariableDeclaration | ParameterDeclaration | BindingElement | PropertyDeclaration | PropertyAssignment | PropertySignature | JsxAttribute | ShorthandPropertyAssignment | EnumMember | JSDocPropertyTag | JSDocParameterTag; interface ObjectBindingPattern extends Node { readonly kind: SyntaxKind.ObjectBindingPattern; readonly parent: VariableDeclaration | ParameterDeclaration | BindingElement; readonly elements: NodeArray; } interface ArrayBindingPattern extends Node { readonly kind: SyntaxKind.ArrayBindingPattern; readonly parent: VariableDeclaration | ParameterDeclaration | BindingElement; readonly elements: NodeArray; } type BindingPattern = ObjectBindingPattern | ArrayBindingPattern; type ArrayBindingElement = BindingElement | OmittedExpression; /** * Several node kinds share function-like features such as a signature, * a name, and a body. These nodes should extend FunctionLikeDeclarationBase. * Examples: * - FunctionDeclaration * - MethodDeclaration * - AccessorDeclaration */ interface FunctionLikeDeclarationBase extends SignatureDeclarationBase { _functionLikeDeclarationBrand: any; readonly asteriskToken?: AsteriskToken | undefined; readonly questionToken?: QuestionToken | undefined; readonly exclamationToken?: ExclamationToken | undefined; readonly body?: Block | Expression | undefined; } type FunctionLikeDeclaration = FunctionDeclaration | MethodDeclaration | GetAccessorDeclaration | SetAccessorDeclaration | ConstructorDeclaration | FunctionExpression | ArrowFunction; /** @deprecated Use SignatureDeclaration */ type FunctionLike = SignatureDeclaration; interface FunctionDeclaration extends FunctionLikeDeclarationBase, DeclarationStatement, LocalsContainer { readonly kind: SyntaxKind.FunctionDeclaration; readonly modifiers?: NodeArray; readonly name?: Identifier; readonly body?: FunctionBody; } interface MethodSignature extends SignatureDeclarationBase, TypeElement, LocalsContainer { readonly kind: SyntaxKind.MethodSignature; readonly parent: TypeLiteralNode | InterfaceDeclaration; readonly modifiers?: NodeArray; readonly name: PropertyName; } interface MethodDeclaration extends FunctionLikeDeclarationBase, ClassElement, ObjectLiteralElement, JSDocContainer, LocalsContainer, FlowContainer { readonly kind: SyntaxKind.MethodDeclaration; readonly parent: ClassLikeDeclaration | ObjectLiteralExpression; readonly modifiers?: NodeArray | undefined; readonly name: PropertyName; readonly body?: FunctionBody | undefined; } interface ConstructorDeclaration extends FunctionLikeDeclarationBase, ClassElement, JSDocContainer, LocalsContainer { readonly kind: SyntaxKind.Constructor; readonly parent: ClassLikeDeclaration; readonly modifiers?: NodeArray | undefined; readonly body?: FunctionBody | undefined; } /** For when we encounter a semicolon in a class declaration. ES6 allows these as class elements. */ interface SemicolonClassElement extends ClassElement { readonly kind: SyntaxKind.SemicolonClassElement; readonly parent: ClassLikeDeclaration; } interface GetAccessorDeclaration extends FunctionLikeDeclarationBase, ClassElement, TypeElement, ObjectLiteralElement, JSDocContainer, LocalsContainer, FlowContainer { readonly kind: SyntaxKind.GetAccessor; readonly parent: ClassLikeDeclaration | ObjectLiteralExpression | TypeLiteralNode | InterfaceDeclaration; readonly modifiers?: NodeArray; readonly name: PropertyName; readonly body?: FunctionBody; } interface SetAccessorDeclaration extends FunctionLikeDeclarationBase, ClassElement, TypeElement, ObjectLiteralElement, JSDocContainer, LocalsContainer, FlowContainer { readonly kind: SyntaxKind.SetAccessor; readonly parent: ClassLikeDeclaration | ObjectLiteralExpression | TypeLiteralNode | InterfaceDeclaration; readonly modifiers?: NodeArray; readonly name: PropertyName; readonly body?: FunctionBody; } type AccessorDeclaration = GetAccessorDeclaration | SetAccessorDeclaration; interface IndexSignatureDeclaration extends SignatureDeclarationBase, ClassElement, TypeElement, LocalsContainer { readonly kind: SyntaxKind.IndexSignature; readonly parent: ObjectTypeDeclaration; readonly modifiers?: NodeArray; readonly type: TypeNode; } interface ClassStaticBlockDeclaration extends ClassElement, JSDocContainer, LocalsContainer { readonly kind: SyntaxKind.ClassStaticBlockDeclaration; readonly parent: ClassDeclaration | ClassExpression; readonly body: Block; } interface TypeNode extends Node { _typeNodeBrand: any; } interface KeywordTypeNode extends KeywordToken, TypeNode { readonly kind: TKind; } interface ImportTypeAssertionContainer extends Node { readonly kind: SyntaxKind.ImportTypeAssertionContainer; readonly parent: ImportTypeNode; readonly assertClause: AssertClause; readonly multiLine?: boolean; } interface ImportTypeNode extends NodeWithTypeArguments { readonly kind: SyntaxKind.ImportType; readonly isTypeOf: boolean; readonly argument: TypeNode; readonly assertions?: ImportTypeAssertionContainer; readonly qualifier?: EntityName; } interface ThisTypeNode extends TypeNode { readonly kind: SyntaxKind.ThisType; } type FunctionOrConstructorTypeNode = FunctionTypeNode | ConstructorTypeNode; interface FunctionOrConstructorTypeNodeBase extends TypeNode, SignatureDeclarationBase { readonly kind: SyntaxKind.FunctionType | SyntaxKind.ConstructorType; readonly type: TypeNode; } interface FunctionTypeNode extends FunctionOrConstructorTypeNodeBase, LocalsContainer { readonly kind: SyntaxKind.FunctionType; } interface ConstructorTypeNode extends FunctionOrConstructorTypeNodeBase, LocalsContainer { readonly kind: SyntaxKind.ConstructorType; readonly modifiers?: NodeArray; } interface NodeWithTypeArguments extends TypeNode { readonly typeArguments?: NodeArray; } type TypeReferenceType = TypeReferenceNode | ExpressionWithTypeArguments; interface TypeReferenceNode extends NodeWithTypeArguments { readonly kind: SyntaxKind.TypeReference; readonly typeName: EntityName; } interface TypePredicateNode extends TypeNode { readonly kind: SyntaxKind.TypePredicate; readonly parent: SignatureDeclaration | JSDocTypeExpression; readonly assertsModifier?: AssertsKeyword; readonly parameterName: Identifier | ThisTypeNode; readonly type?: TypeNode; } interface TypeQueryNode extends NodeWithTypeArguments { readonly kind: SyntaxKind.TypeQuery; readonly exprName: EntityName; } interface TypeLiteralNode extends TypeNode, Declaration { readonly kind: SyntaxKind.TypeLiteral; readonly members: NodeArray; } interface ArrayTypeNode extends TypeNode { readonly kind: SyntaxKind.ArrayType; readonly elementType: TypeNode; } interface TupleTypeNode extends TypeNode { readonly kind: SyntaxKind.TupleType; readonly elements: NodeArray; } interface NamedTupleMember extends TypeNode, Declaration, JSDocContainer { readonly kind: SyntaxKind.NamedTupleMember; readonly dotDotDotToken?: Token; readonly name: Identifier; readonly questionToken?: Token; readonly type: TypeNode; } interface OptionalTypeNode extends TypeNode { readonly kind: SyntaxKind.OptionalType; readonly type: TypeNode; } interface RestTypeNode extends TypeNode { readonly kind: SyntaxKind.RestType; readonly type: TypeNode; } type UnionOrIntersectionTypeNode = UnionTypeNode | IntersectionTypeNode; interface UnionTypeNode extends TypeNode { readonly kind: SyntaxKind.UnionType; readonly types: NodeArray; } interface IntersectionTypeNode extends TypeNode { readonly kind: SyntaxKind.IntersectionType; readonly types: NodeArray; } interface ConditionalTypeNode extends TypeNode, LocalsContainer { readonly kind: SyntaxKind.ConditionalType; readonly checkType: TypeNode; readonly extendsType: TypeNode; readonly trueType: TypeNode; readonly falseType: TypeNode; } interface InferTypeNode extends TypeNode { readonly kind: SyntaxKind.InferType; readonly typeParameter: TypeParameterDeclaration; } interface ParenthesizedTypeNode extends TypeNode { readonly kind: SyntaxKind.ParenthesizedType; readonly type: TypeNode; } interface TypeOperatorNode extends TypeNode { readonly kind: SyntaxKind.TypeOperator; readonly operator: SyntaxKind.KeyOfKeyword | SyntaxKind.UniqueKeyword | SyntaxKind.ReadonlyKeyword; readonly type: TypeNode; } interface IndexedAccessTypeNode extends TypeNode { readonly kind: SyntaxKind.IndexedAccessType; readonly objectType: TypeNode; readonly indexType: TypeNode; } interface MappedTypeNode extends TypeNode, Declaration, LocalsContainer { readonly kind: SyntaxKind.MappedType; readonly readonlyToken?: ReadonlyKeyword | PlusToken | MinusToken; readonly typeParameter: TypeParameterDeclaration; readonly nameType?: TypeNode; readonly questionToken?: QuestionToken | PlusToken | MinusToken; readonly type?: TypeNode; /** Used only to produce grammar errors */ readonly members?: NodeArray; } interface LiteralTypeNode extends TypeNode { readonly kind: SyntaxKind.LiteralType; readonly literal: NullLiteral | BooleanLiteral | LiteralExpression | PrefixUnaryExpression; } interface StringLiteral extends LiteralExpression, Declaration { readonly kind: SyntaxKind.StringLiteral; } type StringLiteralLike = StringLiteral | NoSubstitutionTemplateLiteral; type PropertyNameLiteral = Identifier | StringLiteralLike | NumericLiteral; interface TemplateLiteralTypeNode extends TypeNode { kind: SyntaxKind.TemplateLiteralType; readonly head: TemplateHead; readonly templateSpans: NodeArray; } interface TemplateLiteralTypeSpan extends TypeNode { readonly kind: SyntaxKind.TemplateLiteralTypeSpan; readonly parent: TemplateLiteralTypeNode; readonly type: TypeNode; readonly literal: TemplateMiddle | TemplateTail; } interface Expression extends Node { _expressionBrand: any; } interface OmittedExpression extends Expression { readonly kind: SyntaxKind.OmittedExpression; } interface PartiallyEmittedExpression extends LeftHandSideExpression { readonly kind: SyntaxKind.PartiallyEmittedExpression; readonly 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 { readonly kind: SyntaxKind.PrefixUnaryExpression; readonly operator: PrefixUnaryOperator; readonly operand: UnaryExpression; } type PostfixUnaryOperator = SyntaxKind.PlusPlusToken | SyntaxKind.MinusMinusToken; interface PostfixUnaryExpression extends UpdateExpression { readonly kind: SyntaxKind.PostfixUnaryExpression; readonly operand: LeftHandSideExpression; readonly operator: PostfixUnaryOperator; } interface LeftHandSideExpression extends UpdateExpression { _leftHandSideExpressionBrand: any; } interface MemberExpression extends LeftHandSideExpression { _memberExpressionBrand: any; } interface PrimaryExpression extends MemberExpression { _primaryExpressionBrand: any; } interface NullLiteral extends PrimaryExpression { readonly kind: SyntaxKind.NullKeyword; } interface TrueLiteral extends PrimaryExpression { readonly kind: SyntaxKind.TrueKeyword; } interface FalseLiteral extends PrimaryExpression { readonly kind: SyntaxKind.FalseKeyword; } type BooleanLiteral = TrueLiteral | FalseLiteral; interface ThisExpression extends PrimaryExpression, FlowContainer { readonly kind: SyntaxKind.ThisKeyword; } interface SuperExpression extends PrimaryExpression, FlowContainer { readonly kind: SyntaxKind.SuperKeyword; } interface ImportExpression extends PrimaryExpression { readonly kind: SyntaxKind.ImportKeyword; } interface DeleteExpression extends UnaryExpression { readonly kind: SyntaxKind.DeleteExpression; readonly expression: UnaryExpression; } interface TypeOfExpression extends UnaryExpression { readonly kind: SyntaxKind.TypeOfExpression; readonly expression: UnaryExpression; } interface VoidExpression extends UnaryExpression { readonly kind: SyntaxKind.VoidExpression; readonly expression: UnaryExpression; } interface AwaitExpression extends UnaryExpression { readonly kind: SyntaxKind.AwaitExpression; readonly expression: UnaryExpression; } interface YieldExpression extends Expression { readonly kind: SyntaxKind.YieldExpression; readonly asteriskToken?: AsteriskToken; readonly expression?: Expression; } interface SyntheticExpression extends Expression { readonly kind: SyntaxKind.SyntheticExpression; readonly isSpread: boolean; readonly type: Type; readonly tupleNameSource?: ParameterDeclaration | NamedTupleMember; } 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 | SyntaxKind.BarBarEqualsToken | SyntaxKind.AmpersandAmpersandEqualsToken | SyntaxKind.QuestionQuestionEqualsToken; type AssignmentOperator = SyntaxKind.EqualsToken | CompoundAssignmentOperator; type AssignmentOperatorOrHigher = SyntaxKind.QuestionQuestionToken | LogicalOperatorOrHigher | AssignmentOperator; type BinaryOperator = AssignmentOperatorOrHigher | SyntaxKind.CommaToken; type LogicalOrCoalescingAssignmentOperator = SyntaxKind.AmpersandAmpersandEqualsToken | SyntaxKind.BarBarEqualsToken | SyntaxKind.QuestionQuestionEqualsToken; type BinaryOperatorToken = Token; interface BinaryExpression extends Expression, Declaration, JSDocContainer { readonly kind: SyntaxKind.BinaryExpression; readonly left: Expression; readonly operatorToken: BinaryOperatorToken; readonly right: Expression; } type AssignmentOperatorToken = Token; interface AssignmentExpression extends BinaryExpression { readonly left: LeftHandSideExpression; readonly operatorToken: TOperator; } interface ObjectDestructuringAssignment extends AssignmentExpression { readonly left: ObjectLiteralExpression; } interface ArrayDestructuringAssignment extends AssignmentExpression { readonly left: ArrayLiteralExpression; } type DestructuringAssignment = ObjectDestructuringAssignment | ArrayDestructuringAssignment; type BindingOrAssignmentElement = VariableDeclaration | ParameterDeclaration | ObjectBindingOrAssignmentElement | ArrayBindingOrAssignmentElement; type ObjectBindingOrAssignmentElement = BindingElement | PropertyAssignment | ShorthandPropertyAssignment | SpreadAssignment; type ArrayBindingOrAssignmentElement = BindingElement | OmittedExpression | SpreadElement | ArrayLiteralExpression | ObjectLiteralExpression | AssignmentExpression | Identifier | PropertyAccessExpression | ElementAccessExpression; type BindingOrAssignmentElementRestIndicator = DotDotDotToken | SpreadElement | SpreadAssignment; type BindingOrAssignmentElementTarget = BindingOrAssignmentPattern | Identifier | PropertyAccessExpression | ElementAccessExpression | OmittedExpression; type ObjectBindingOrAssignmentPattern = ObjectBindingPattern | ObjectLiteralExpression; type ArrayBindingOrAssignmentPattern = ArrayBindingPattern | ArrayLiteralExpression; type AssignmentPattern = ObjectLiteralExpression | ArrayLiteralExpression; type BindingOrAssignmentPattern = ObjectBindingOrAssignmentPattern | ArrayBindingOrAssignmentPattern; interface ConditionalExpression extends Expression { readonly kind: SyntaxKind.ConditionalExpression; readonly condition: Expression; readonly questionToken: QuestionToken; readonly whenTrue: Expression; readonly colonToken: ColonToken; readonly whenFalse: Expression; } type FunctionBody = Block; type ConciseBody = FunctionBody | Expression; interface FunctionExpression extends PrimaryExpression, FunctionLikeDeclarationBase, JSDocContainer, LocalsContainer, FlowContainer { readonly kind: SyntaxKind.FunctionExpression; readonly modifiers?: NodeArray; readonly name?: Identifier; readonly body: FunctionBody; } interface ArrowFunction extends Expression, FunctionLikeDeclarationBase, JSDocContainer, LocalsContainer, FlowContainer { readonly kind: SyntaxKind.ArrowFunction; readonly modifiers?: NodeArray; readonly equalsGreaterThanToken: EqualsGreaterThanToken; readonly body: ConciseBody; readonly name: never; } interface LiteralLikeNode extends Node { text: string; isUnterminated?: boolean; hasExtendedUnicodeEscape?: boolean; } interface TemplateLiteralLikeNode extends LiteralLikeNode { rawText?: string; } interface LiteralExpression extends LiteralLikeNode, PrimaryExpression { _literalExpressionBrand: any; } interface RegularExpressionLiteral extends LiteralExpression { readonly kind: SyntaxKind.RegularExpressionLiteral; } interface NoSubstitutionTemplateLiteral extends LiteralExpression, TemplateLiteralLikeNode, Declaration { readonly kind: SyntaxKind.NoSubstitutionTemplateLiteral; } enum TokenFlags { None = 0, Scientific = 16, Octal = 32, HexSpecifier = 64, BinarySpecifier = 128, OctalSpecifier = 256 } interface NumericLiteral extends LiteralExpression, Declaration { readonly kind: SyntaxKind.NumericLiteral; } interface BigIntLiteral extends LiteralExpression { readonly kind: SyntaxKind.BigIntLiteral; } type LiteralToken = NumericLiteral | BigIntLiteral | StringLiteral | JsxText | RegularExpressionLiteral | NoSubstitutionTemplateLiteral; interface TemplateHead extends TemplateLiteralLikeNode { readonly kind: SyntaxKind.TemplateHead; readonly parent: TemplateExpression | TemplateLiteralTypeNode; } interface TemplateMiddle extends TemplateLiteralLikeNode { readonly kind: SyntaxKind.TemplateMiddle; readonly parent: TemplateSpan | TemplateLiteralTypeSpan; } interface TemplateTail extends TemplateLiteralLikeNode { readonly kind: SyntaxKind.TemplateTail; readonly parent: TemplateSpan | TemplateLiteralTypeSpan; } type PseudoLiteralToken = TemplateHead | TemplateMiddle | TemplateTail; type TemplateLiteralToken = NoSubstitutionTemplateLiteral | PseudoLiteralToken; interface TemplateExpression extends PrimaryExpression { readonly kind: SyntaxKind.TemplateExpression; readonly head: TemplateHead; readonly templateSpans: NodeArray; } type TemplateLiteral = TemplateExpression | NoSubstitutionTemplateLiteral; interface TemplateSpan extends Node { readonly kind: SyntaxKind.TemplateSpan; readonly parent: TemplateExpression; readonly expression: Expression; readonly literal: TemplateMiddle | TemplateTail; } interface ParenthesizedExpression extends PrimaryExpression, JSDocContainer { readonly kind: SyntaxKind.ParenthesizedExpression; readonly expression: Expression; } interface ArrayLiteralExpression extends PrimaryExpression { readonly kind: SyntaxKind.ArrayLiteralExpression; readonly elements: NodeArray; } interface SpreadElement extends Expression { readonly kind: SyntaxKind.SpreadElement; readonly parent: ArrayLiteralExpression | CallExpression | NewExpression; readonly 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 extends PrimaryExpression, Declaration { readonly properties: NodeArray; } interface ObjectLiteralExpression extends ObjectLiteralExpressionBase, JSDocContainer { readonly kind: SyntaxKind.ObjectLiteralExpression; } type EntityNameExpression = Identifier | PropertyAccessEntityNameExpression; type EntityNameOrEntityNameExpression = EntityName | EntityNameExpression; type AccessExpression = PropertyAccessExpression | ElementAccessExpression; interface PropertyAccessExpression extends MemberExpression, NamedDeclaration, JSDocContainer, FlowContainer { readonly kind: SyntaxKind.PropertyAccessExpression; readonly expression: LeftHandSideExpression; readonly questionDotToken?: QuestionDotToken; readonly name: MemberName; } interface PropertyAccessChain extends PropertyAccessExpression { _optionalChainBrand: any; readonly name: MemberName; } interface SuperPropertyAccessExpression extends PropertyAccessExpression { readonly 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; readonly expression: EntityNameExpression; readonly name: Identifier; } interface ElementAccessExpression extends MemberExpression, Declaration, JSDocContainer, FlowContainer { readonly kind: SyntaxKind.ElementAccessExpression; readonly expression: LeftHandSideExpression; readonly questionDotToken?: QuestionDotToken; readonly argumentExpression: Expression; } interface ElementAccessChain extends ElementAccessExpression { _optionalChainBrand: any; } interface SuperElementAccessExpression extends ElementAccessExpression { readonly expression: SuperExpression; } type SuperProperty = SuperPropertyAccessExpression | SuperElementAccessExpression; interface CallExpression extends LeftHandSideExpression, Declaration { readonly kind: SyntaxKind.CallExpression; readonly expression: LeftHandSideExpression; readonly questionDotToken?: QuestionDotToken; readonly typeArguments?: NodeArray; readonly arguments: NodeArray; } interface CallChain extends CallExpression { _optionalChainBrand: any; } type OptionalChain = PropertyAccessChain | ElementAccessChain | CallChain | NonNullChain; interface SuperCall extends CallExpression { readonly expression: SuperExpression; } interface ImportCall extends CallExpression { readonly expression: ImportExpression; } interface ExpressionWithTypeArguments extends MemberExpression, NodeWithTypeArguments { readonly kind: SyntaxKind.ExpressionWithTypeArguments; readonly expression: LeftHandSideExpression; } interface NewExpression extends PrimaryExpression, Declaration { readonly kind: SyntaxKind.NewExpression; readonly expression: LeftHandSideExpression; readonly typeArguments?: NodeArray; readonly arguments?: NodeArray; } interface TaggedTemplateExpression extends MemberExpression { readonly kind: SyntaxKind.TaggedTemplateExpression; readonly tag: LeftHandSideExpression; readonly typeArguments?: NodeArray; readonly template: TemplateLiteral; } type CallLikeExpression = CallExpression | NewExpression | TaggedTemplateExpression | Decorator | JsxOpeningLikeElement; interface AsExpression extends Expression { readonly kind: SyntaxKind.AsExpression; readonly expression: Expression; readonly type: TypeNode; } interface TypeAssertion extends UnaryExpression { readonly kind: SyntaxKind.TypeAssertionExpression; readonly type: TypeNode; readonly expression: UnaryExpression; } interface SatisfiesExpression extends Expression { readonly kind: SyntaxKind.SatisfiesExpression; readonly expression: Expression; readonly type: TypeNode; } type AssertionExpression = TypeAssertion | AsExpression; interface NonNullExpression extends LeftHandSideExpression { readonly kind: SyntaxKind.NonNullExpression; readonly expression: Expression; } interface NonNullChain extends NonNullExpression { _optionalChainBrand: any; } interface MetaProperty extends PrimaryExpression, FlowContainer { readonly kind: SyntaxKind.MetaProperty; readonly keywordToken: SyntaxKind.NewKeyword | SyntaxKind.ImportKeyword; readonly name: Identifier; } interface JsxElement extends PrimaryExpression { readonly kind: SyntaxKind.JsxElement; readonly openingElement: JsxOpeningElement; readonly children: NodeArray; readonly closingElement: JsxClosingElement; } type JsxOpeningLikeElement = JsxSelfClosingElement | JsxOpeningElement; type JsxAttributeLike = JsxAttribute | JsxSpreadAttribute; type JsxTagNameExpression = Identifier | ThisExpression | JsxTagNamePropertyAccess; interface JsxTagNamePropertyAccess extends PropertyAccessExpression { readonly expression: JsxTagNameExpression; } interface JsxAttributes extends ObjectLiteralExpressionBase { readonly kind: SyntaxKind.JsxAttributes; readonly parent: JsxOpeningLikeElement; } interface JsxOpeningElement extends Expression { readonly kind: SyntaxKind.JsxOpeningElement; readonly parent: JsxElement; readonly tagName: JsxTagNameExpression; readonly typeArguments?: NodeArray; readonly attributes: JsxAttributes; } interface JsxSelfClosingElement extends PrimaryExpression { readonly kind: SyntaxKind.JsxSelfClosingElement; readonly tagName: JsxTagNameExpression; readonly typeArguments?: NodeArray; readonly attributes: JsxAttributes; } interface JsxFragment extends PrimaryExpression { readonly kind: SyntaxKind.JsxFragment; readonly openingFragment: JsxOpeningFragment; readonly children: NodeArray; readonly closingFragment: JsxClosingFragment; } interface JsxOpeningFragment extends Expression { readonly kind: SyntaxKind.JsxOpeningFragment; readonly parent: JsxFragment; } interface JsxClosingFragment extends Expression { readonly kind: SyntaxKind.JsxClosingFragment; readonly parent: JsxFragment; } interface JsxAttribute extends ObjectLiteralElement { readonly kind: SyntaxKind.JsxAttribute; readonly parent: JsxAttributes; readonly name: Identifier; readonly initializer?: JsxAttributeValue; } type JsxAttributeValue = StringLiteral | JsxExpression | JsxElement | JsxSelfClosingElement | JsxFragment; interface JsxSpreadAttribute extends ObjectLiteralElement { readonly kind: SyntaxKind.JsxSpreadAttribute; readonly parent: JsxAttributes; readonly expression: Expression; } interface JsxClosingElement extends Node { readonly kind: SyntaxKind.JsxClosingElement; readonly parent: JsxElement; readonly tagName: JsxTagNameExpression; } interface JsxExpression extends Expression { readonly kind: SyntaxKind.JsxExpression; readonly parent: JsxElement | JsxFragment | JsxAttributeLike; readonly dotDotDotToken?: Token; readonly expression?: Expression; } interface JsxText extends LiteralLikeNode { readonly kind: SyntaxKind.JsxText; readonly parent: JsxElement | JsxFragment; readonly containsOnlyTriviaWhiteSpaces: boolean; } type JsxChild = JsxText | JsxExpression | JsxElement | JsxSelfClosingElement | JsxFragment; interface Statement extends Node, JSDocContainer { _statementBrand: any; } interface NotEmittedStatement extends Statement { readonly kind: SyntaxKind.NotEmittedStatement; } /** * A list of comma-separated expressions. This node is only created by transformations. */ interface CommaListExpression extends Expression { readonly kind: SyntaxKind.CommaListExpression; readonly elements: NodeArray; } interface EmptyStatement extends Statement { readonly kind: SyntaxKind.EmptyStatement; } interface DebuggerStatement extends Statement, FlowContainer { readonly kind: SyntaxKind.DebuggerStatement; } interface MissingDeclaration extends DeclarationStatement, PrimaryExpression { readonly kind: SyntaxKind.MissingDeclaration; readonly name?: Identifier; } type BlockLike = SourceFile | Block | ModuleBlock | CaseOrDefaultClause; interface Block extends Statement, LocalsContainer { readonly kind: SyntaxKind.Block; readonly statements: NodeArray; } interface VariableStatement extends Statement, FlowContainer { readonly kind: SyntaxKind.VariableStatement; readonly modifiers?: NodeArray; readonly declarationList: VariableDeclarationList; } interface ExpressionStatement extends Statement, FlowContainer { readonly kind: SyntaxKind.ExpressionStatement; readonly expression: Expression; } interface IfStatement extends Statement, FlowContainer { readonly kind: SyntaxKind.IfStatement; readonly expression: Expression; readonly thenStatement: Statement; readonly elseStatement?: Statement; } interface IterationStatement extends Statement { readonly statement: Statement; } interface DoStatement extends IterationStatement, FlowContainer { readonly kind: SyntaxKind.DoStatement; readonly expression: Expression; } interface WhileStatement extends IterationStatement, FlowContainer { readonly kind: SyntaxKind.WhileStatement; readonly expression: Expression; } type ForInitializer = VariableDeclarationList | Expression; interface ForStatement extends IterationStatement, LocalsContainer, FlowContainer { readonly kind: SyntaxKind.ForStatement; readonly initializer?: ForInitializer; readonly condition?: Expression; readonly incrementor?: Expression; } type ForInOrOfStatement = ForInStatement | ForOfStatement; interface ForInStatement extends IterationStatement, LocalsContainer, FlowContainer { readonly kind: SyntaxKind.ForInStatement; readonly initializer: ForInitializer; readonly expression: Expression; } interface ForOfStatement extends IterationStatement, LocalsContainer, FlowContainer { readonly kind: SyntaxKind.ForOfStatement; readonly awaitModifier?: AwaitKeyword; readonly initializer: ForInitializer; readonly expression: Expression; } interface BreakStatement extends Statement, FlowContainer { readonly kind: SyntaxKind.BreakStatement; readonly label?: Identifier; } interface ContinueStatement extends Statement, FlowContainer { readonly kind: SyntaxKind.ContinueStatement; readonly label?: Identifier; } type BreakOrContinueStatement = BreakStatement | ContinueStatement; interface ReturnStatement extends Statement, FlowContainer { readonly kind: SyntaxKind.ReturnStatement; readonly expression?: Expression; } interface WithStatement extends Statement, FlowContainer { readonly kind: SyntaxKind.WithStatement; readonly expression: Expression; readonly statement: Statement; } interface SwitchStatement extends Statement, FlowContainer { readonly kind: SyntaxKind.SwitchStatement; readonly expression: Expression; readonly caseBlock: CaseBlock; possiblyExhaustive?: boolean; } interface CaseBlock extends Node, LocalsContainer { readonly kind: SyntaxKind.CaseBlock; readonly parent: SwitchStatement; readonly clauses: NodeArray; } interface CaseClause extends Node, JSDocContainer { readonly kind: SyntaxKind.CaseClause; readonly parent: CaseBlock; readonly expression: Expression; readonly statements: NodeArray; } interface DefaultClause extends Node { readonly kind: SyntaxKind.DefaultClause; readonly parent: CaseBlock; readonly statements: NodeArray; } type CaseOrDefaultClause = CaseClause | DefaultClause; interface LabeledStatement extends Statement, FlowContainer { readonly kind: SyntaxKind.LabeledStatement; readonly label: Identifier; readonly statement: Statement; } interface ThrowStatement extends Statement, FlowContainer { readonly kind: SyntaxKind.ThrowStatement; readonly expression: Expression; } interface TryStatement extends Statement, FlowContainer { readonly kind: SyntaxKind.TryStatement; readonly tryBlock: Block; readonly catchClause?: CatchClause; readonly finallyBlock?: Block; } interface CatchClause extends Node, LocalsContainer { readonly kind: SyntaxKind.CatchClause; readonly parent: TryStatement; readonly variableDeclaration?: VariableDeclaration; readonly block: Block; } type ObjectTypeDeclaration = ClassLikeDeclaration | InterfaceDeclaration | TypeLiteralNode; type DeclarationWithTypeParameters = DeclarationWithTypeParameterChildren | JSDocTypedefTag | JSDocCallbackTag | JSDocSignature; type DeclarationWithTypeParameterChildren = SignatureDeclaration | ClassLikeDeclaration | InterfaceDeclaration | TypeAliasDeclaration | JSDocTemplateTag; interface ClassLikeDeclarationBase extends NamedDeclaration, JSDocContainer { readonly kind: SyntaxKind.ClassDeclaration | SyntaxKind.ClassExpression; readonly name?: Identifier; readonly typeParameters?: NodeArray; readonly heritageClauses?: NodeArray; readonly members: NodeArray; } interface ClassDeclaration extends ClassLikeDeclarationBase, DeclarationStatement { readonly kind: SyntaxKind.ClassDeclaration; readonly modifiers?: NodeArray; /** May be undefined in `export default class { ... }`. */ readonly name?: Identifier; } interface ClassExpression extends ClassLikeDeclarationBase, PrimaryExpression { readonly kind: SyntaxKind.ClassExpression; readonly modifiers?: NodeArray; } type ClassLikeDeclaration = ClassDeclaration | ClassExpression; interface ClassElement extends NamedDeclaration { _classElementBrand: any; readonly name?: PropertyName; } interface TypeElement extends NamedDeclaration { _typeElementBrand: any; readonly name?: PropertyName; readonly questionToken?: QuestionToken | undefined; } interface InterfaceDeclaration extends DeclarationStatement, JSDocContainer { readonly kind: SyntaxKind.InterfaceDeclaration; readonly modifiers?: NodeArray; readonly name: Identifier; readonly typeParameters?: NodeArray; readonly heritageClauses?: NodeArray; readonly members: NodeArray; } interface HeritageClause extends Node { readonly kind: SyntaxKind.HeritageClause; readonly parent: InterfaceDeclaration | ClassLikeDeclaration; readonly token: SyntaxKind.ExtendsKeyword | SyntaxKind.ImplementsKeyword; readonly types: NodeArray; } interface TypeAliasDeclaration extends DeclarationStatement, JSDocContainer, LocalsContainer { readonly kind: SyntaxKind.TypeAliasDeclaration; readonly modifiers?: NodeArray; readonly name: Identifier; readonly typeParameters?: NodeArray; readonly type: TypeNode; } interface EnumMember extends NamedDeclaration, JSDocContainer { readonly kind: SyntaxKind.EnumMember; readonly parent: EnumDeclaration; readonly name: PropertyName; readonly initializer?: Expression; } interface EnumDeclaration extends DeclarationStatement, JSDocContainer { readonly kind: SyntaxKind.EnumDeclaration; readonly modifiers?: NodeArray; readonly name: Identifier; readonly members: NodeArray; } type ModuleName = Identifier | StringLiteral; type ModuleBody = NamespaceBody | JSDocNamespaceBody; interface ModuleDeclaration extends DeclarationStatement, JSDocContainer, LocalsContainer { readonly kind: SyntaxKind.ModuleDeclaration; readonly parent: ModuleBody | SourceFile; readonly modifiers?: NodeArray; readonly name: ModuleName; readonly body?: ModuleBody | JSDocNamespaceDeclaration; } type NamespaceBody = ModuleBlock | NamespaceDeclaration; interface NamespaceDeclaration extends ModuleDeclaration { readonly name: Identifier; readonly body: NamespaceBody; } type JSDocNamespaceBody = Identifier | JSDocNamespaceDeclaration; interface JSDocNamespaceDeclaration extends ModuleDeclaration { readonly name: Identifier; readonly body?: JSDocNamespaceBody; } interface ModuleBlock extends Node, Statement { readonly kind: SyntaxKind.ModuleBlock; readonly parent: ModuleDeclaration; readonly statements: NodeArray; } type ModuleReference = EntityName | ExternalModuleReference; /** * One of: * - import x = require("mod"); * - import x = M.x; */ interface ImportEqualsDeclaration extends DeclarationStatement, JSDocContainer { readonly kind: SyntaxKind.ImportEqualsDeclaration; readonly parent: SourceFile | ModuleBlock; readonly modifiers?: NodeArray; readonly name: Identifier; readonly isTypeOnly: boolean; readonly moduleReference: ModuleReference; } interface ExternalModuleReference extends Node { readonly kind: SyntaxKind.ExternalModuleReference; readonly parent: ImportEqualsDeclaration; readonly expression: Expression; } interface ImportDeclaration extends Statement { readonly kind: SyntaxKind.ImportDeclaration; readonly parent: SourceFile | ModuleBlock; readonly modifiers?: NodeArray; readonly importClause?: ImportClause; /** If this is not a StringLiteral it will be a grammar error. */ readonly moduleSpecifier: Expression; readonly assertClause?: AssertClause; } type NamedImportBindings = NamespaceImport | NamedImports; type NamedExportBindings = NamespaceExport | NamedExports; interface ImportClause extends NamedDeclaration { readonly kind: SyntaxKind.ImportClause; readonly parent: ImportDeclaration; readonly isTypeOnly: boolean; readonly name?: Identifier; readonly namedBindings?: NamedImportBindings; } type AssertionKey = Identifier | StringLiteral; interface AssertEntry extends Node { readonly kind: SyntaxKind.AssertEntry; readonly parent: AssertClause; readonly name: AssertionKey; readonly value: Expression; } interface AssertClause extends Node { readonly kind: SyntaxKind.AssertClause; readonly parent: ImportDeclaration | ExportDeclaration; readonly elements: NodeArray; readonly multiLine?: boolean; } interface NamespaceImport extends NamedDeclaration { readonly kind: SyntaxKind.NamespaceImport; readonly parent: ImportClause; readonly name: Identifier; } interface NamespaceExport extends NamedDeclaration { readonly kind: SyntaxKind.NamespaceExport; readonly parent: ExportDeclaration; readonly name: Identifier; } interface NamespaceExportDeclaration extends DeclarationStatement, JSDocContainer { readonly kind: SyntaxKind.NamespaceExportDeclaration; readonly name: Identifier; } interface ExportDeclaration extends DeclarationStatement, JSDocContainer { readonly kind: SyntaxKind.ExportDeclaration; readonly parent: SourceFile | ModuleBlock; readonly modifiers?: NodeArray; readonly isTypeOnly: boolean; /** Will not be assigned in the case of `export * from "foo";` */ readonly exportClause?: NamedExportBindings; /** If this is not a StringLiteral it will be a grammar error. */ readonly moduleSpecifier?: Expression; readonly assertClause?: AssertClause; } interface NamedImports extends Node { readonly kind: SyntaxKind.NamedImports; readonly parent: ImportClause; readonly elements: NodeArray; } interface NamedExports extends Node { readonly kind: SyntaxKind.NamedExports; readonly parent: ExportDeclaration; readonly elements: NodeArray; } type NamedImportsOrExports = NamedImports | NamedExports; interface ImportSpecifier extends NamedDeclaration { readonly kind: SyntaxKind.ImportSpecifier; readonly parent: NamedImports; readonly propertyName?: Identifier; readonly name: Identifier; readonly isTypeOnly: boolean; } interface ExportSpecifier extends NamedDeclaration, JSDocContainer { readonly kind: SyntaxKind.ExportSpecifier; readonly parent: NamedExports; readonly isTypeOnly: boolean; readonly propertyName?: Identifier; readonly name: Identifier; } type ImportOrExportSpecifier = ImportSpecifier | ExportSpecifier; type TypeOnlyCompatibleAliasDeclaration = ImportClause | ImportEqualsDeclaration | NamespaceImport | ImportOrExportSpecifier | ExportDeclaration | NamespaceExport; type TypeOnlyImportDeclaration = ImportClause & { readonly isTypeOnly: true; readonly name: Identifier; } | ImportEqualsDeclaration & { readonly isTypeOnly: true; } | NamespaceImport & { readonly parent: ImportClause & { readonly isTypeOnly: true; }; } | ImportSpecifier & ({ readonly isTypeOnly: true; } | { readonly parent: NamedImports & { readonly parent: ImportClause & { readonly isTypeOnly: true; }; }; }); type TypeOnlyExportDeclaration = ExportSpecifier & ({ readonly isTypeOnly: true; } | { readonly parent: NamedExports & { readonly parent: ExportDeclaration & { readonly isTypeOnly: true; }; }; }) | ExportDeclaration & { readonly isTypeOnly: true; } | NamespaceExport & { readonly parent: ExportDeclaration & { readonly isTypeOnly: true; }; }; type TypeOnlyAliasDeclaration = TypeOnlyImportDeclaration | TypeOnlyExportDeclaration; /** * This is either an `export =` or an `export default` declaration. * Unless `isExportEquals` is set, this node was parsed as an `export default`. */ interface ExportAssignment extends DeclarationStatement, JSDocContainer { readonly kind: SyntaxKind.ExportAssignment; readonly parent: SourceFile; readonly modifiers?: NodeArray; readonly isExportEquals?: boolean; readonly expression: Expression; } interface FileReference extends TextRange { fileName: string; resolutionMode?: ResolutionMode; } 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; hasLeadingNewline?: boolean; } interface JSDocTypeExpression extends TypeNode { readonly kind: SyntaxKind.JSDocTypeExpression; readonly type: TypeNode; } interface JSDocNameReference extends Node { readonly kind: SyntaxKind.JSDocNameReference; readonly name: EntityName | JSDocMemberName; } /** Class#method reference in JSDoc */ interface JSDocMemberName extends Node { readonly kind: SyntaxKind.JSDocMemberName; readonly left: EntityName | JSDocMemberName; readonly right: Identifier; } interface JSDocType extends TypeNode { _jsDocTypeBrand: any; } interface JSDocAllType extends JSDocType { readonly kind: SyntaxKind.JSDocAllType; } interface JSDocUnknownType extends JSDocType { readonly kind: SyntaxKind.JSDocUnknownType; } interface JSDocNonNullableType extends JSDocType { readonly kind: SyntaxKind.JSDocNonNullableType; readonly type: TypeNode; readonly postfix: boolean; } interface JSDocNullableType extends JSDocType { readonly kind: SyntaxKind.JSDocNullableType; readonly type: TypeNode; readonly postfix: boolean; } interface JSDocOptionalType extends JSDocType { readonly kind: SyntaxKind.JSDocOptionalType; readonly type: TypeNode; } interface JSDocFunctionType extends JSDocType, SignatureDeclarationBase, LocalsContainer { readonly kind: SyntaxKind.JSDocFunctionType; } interface JSDocVariadicType extends JSDocType { readonly kind: SyntaxKind.JSDocVariadicType; readonly type: TypeNode; } interface JSDocNamepathType extends JSDocType { readonly kind: SyntaxKind.JSDocNamepathType; readonly type: TypeNode; } type JSDocTypeReferencingNode = JSDocVariadicType | JSDocOptionalType | JSDocNullableType | JSDocNonNullableType; interface JSDoc extends Node { readonly kind: SyntaxKind.JSDoc; readonly parent: HasJSDoc; readonly tags?: NodeArray; readonly comment?: string | NodeArray; } interface JSDocTag extends Node { readonly parent: JSDoc | JSDocTypeLiteral; readonly tagName: Identifier; readonly comment?: string | NodeArray; } interface JSDocLink extends Node { readonly kind: SyntaxKind.JSDocLink; readonly name?: EntityName | JSDocMemberName; text: string; } interface JSDocLinkCode extends Node { readonly kind: SyntaxKind.JSDocLinkCode; readonly name?: EntityName | JSDocMemberName; text: string; } interface JSDocLinkPlain extends Node { readonly kind: SyntaxKind.JSDocLinkPlain; readonly name?: EntityName | JSDocMemberName; text: string; } type JSDocComment = JSDocText | JSDocLink | JSDocLinkCode | JSDocLinkPlain; interface JSDocText extends Node { readonly kind: SyntaxKind.JSDocText; text: string; } interface JSDocUnknownTag extends JSDocTag { readonly kind: SyntaxKind.JSDocTag; } /** * Note that `@extends` is a synonym of `@augments`. * Both tags are represented by this interface. */ interface JSDocAugmentsTag extends JSDocTag { readonly kind: SyntaxKind.JSDocAugmentsTag; readonly class: ExpressionWithTypeArguments & { readonly expression: Identifier | PropertyAccessEntityNameExpression; }; } interface JSDocImplementsTag extends JSDocTag { readonly kind: SyntaxKind.JSDocImplementsTag; readonly class: ExpressionWithTypeArguments & { readonly expression: Identifier | PropertyAccessEntityNameExpression; }; } interface JSDocAuthorTag extends JSDocTag { readonly kind: SyntaxKind.JSDocAuthorTag; } interface JSDocDeprecatedTag extends JSDocTag { kind: SyntaxKind.JSDocDeprecatedTag; } interface JSDocClassTag extends JSDocTag { readonly kind: SyntaxKind.JSDocClassTag; } interface JSDocPublicTag extends JSDocTag { readonly kind: SyntaxKind.JSDocPublicTag; } interface JSDocPrivateTag extends JSDocTag { readonly kind: SyntaxKind.JSDocPrivateTag; } interface JSDocProtectedTag extends JSDocTag { readonly kind: SyntaxKind.JSDocProtectedTag; } interface JSDocReadonlyTag extends JSDocTag { readonly kind: SyntaxKind.JSDocReadonlyTag; } interface JSDocOverrideTag extends JSDocTag { readonly kind: SyntaxKind.JSDocOverrideTag; } interface JSDocEnumTag extends JSDocTag, Declaration, LocalsContainer { readonly kind: SyntaxKind.JSDocEnumTag; readonly parent: JSDoc; readonly typeExpression: JSDocTypeExpression; } interface JSDocThisTag extends JSDocTag { readonly kind: SyntaxKind.JSDocThisTag; readonly typeExpression: JSDocTypeExpression; } interface JSDocTemplateTag extends JSDocTag { readonly kind: SyntaxKind.JSDocTemplateTag; readonly constraint: JSDocTypeExpression | undefined; readonly typeParameters: NodeArray; } interface JSDocSeeTag extends JSDocTag { readonly kind: SyntaxKind.JSDocSeeTag; readonly name?: JSDocNameReference; } interface JSDocReturnTag extends JSDocTag { readonly kind: SyntaxKind.JSDocReturnTag; readonly typeExpression?: JSDocTypeExpression; } interface JSDocTypeTag extends JSDocTag { readonly kind: SyntaxKind.JSDocTypeTag; readonly typeExpression: JSDocTypeExpression; } interface JSDocTypedefTag extends JSDocTag, NamedDeclaration, LocalsContainer { readonly kind: SyntaxKind.JSDocTypedefTag; readonly parent: JSDoc; readonly fullName?: JSDocNamespaceDeclaration | Identifier; readonly name?: Identifier; readonly typeExpression?: JSDocTypeExpression | JSDocTypeLiteral; } interface JSDocCallbackTag extends JSDocTag, NamedDeclaration, LocalsContainer { readonly kind: SyntaxKind.JSDocCallbackTag; readonly parent: JSDoc; readonly fullName?: JSDocNamespaceDeclaration | Identifier; readonly name?: Identifier; readonly typeExpression: JSDocSignature; } interface JSDocOverloadTag extends JSDocTag { readonly kind: SyntaxKind.JSDocOverloadTag; readonly parent: JSDoc; readonly typeExpression: JSDocSignature; } interface JSDocThrowsTag extends JSDocTag { readonly kind: SyntaxKind.JSDocThrowsTag; readonly typeExpression?: JSDocTypeExpression; } interface JSDocSignature extends JSDocType, Declaration, JSDocContainer, LocalsContainer { readonly kind: SyntaxKind.JSDocSignature; readonly typeParameters?: readonly JSDocTemplateTag[]; readonly parameters: readonly JSDocParameterTag[]; readonly type: JSDocReturnTag | undefined; } interface JSDocPropertyLikeTag extends JSDocTag, Declaration { readonly parent: JSDoc; readonly name: EntityName; readonly typeExpression?: JSDocTypeExpression; /** Whether the property name came before the type -- non-standard for JSDoc, but Typescript-like */ readonly isNameFirst: boolean; readonly isBracketed: boolean; } interface JSDocPropertyTag extends JSDocPropertyLikeTag { readonly kind: SyntaxKind.JSDocPropertyTag; } interface JSDocParameterTag extends JSDocPropertyLikeTag { readonly kind: SyntaxKind.JSDocParameterTag; } interface JSDocTypeLiteral extends JSDocType, Declaration { readonly kind: SyntaxKind.JSDocTypeLiteral; readonly jsDocPropertyTags?: readonly JSDocPropertyLikeTag[]; /** If true, then this type literal represents an *array* of its type. */ readonly isArrayType: boolean; } interface JSDocSatisfiesTag extends JSDocTag { readonly kind: SyntaxKind.JSDocSatisfiesTag; readonly typeExpression: JSDocTypeExpression; } enum FlowFlags { Unreachable = 1, Start = 2, BranchLabel = 4, LoopLabel = 8, Assignment = 16, TrueCondition = 32, FalseCondition = 64, SwitchClause = 128, ArrayMutation = 256, Call = 512, ReduceLabel = 1024, Referenced = 2048, Shared = 4096, Label = 12, Condition = 96 } type FlowNode = FlowStart | FlowLabel | FlowAssignment | FlowCondition | FlowSwitchClause | FlowArrayMutation | FlowCall | FlowReduceLabel; interface FlowNodeBase { flags: FlowFlags; id?: number; } interface FlowStart extends FlowNodeBase { node?: FunctionExpression | ArrowFunction | MethodDeclaration | GetAccessorDeclaration | SetAccessorDeclaration; } interface FlowLabel extends FlowNodeBase { antecedents: FlowNode[] | undefined; } interface FlowAssignment extends FlowNodeBase { node: Expression | VariableDeclaration | BindingElement; antecedent: FlowNode; } interface FlowCall extends FlowNodeBase { node: CallExpression; antecedent: FlowNode; } interface FlowCondition extends FlowNodeBase { node: Expression; antecedent: FlowNode; } interface FlowSwitchClause extends FlowNodeBase { switchStatement: SwitchStatement; clauseStart: number; clauseEnd: number; antecedent: FlowNode; } interface FlowArrayMutation extends FlowNodeBase { node: CallExpression | BinaryExpression; antecedent: FlowNode; } interface FlowReduceLabel extends FlowNodeBase { target: FlowLabel; antecedents: FlowNode[]; antecedent: FlowNode; } type FlowType = Type | IncompleteType; interface IncompleteType { flags: TypeFlags | 0; type: Type; } interface AmdDependency { path: string; name?: string; } /** * Subset of properties from SourceFile that are used in multiple utility functions */ interface SourceFileLike { readonly text: string; } interface SourceFileLike { getLineAndCharacterOfPosition(pos: number): LineAndCharacter; } type ResolutionMode = ModuleKind.ESNext | ModuleKind.CommonJS | undefined; interface SourceFile extends Declaration, LocalsContainer { readonly kind: SyntaxKind.SourceFile; readonly statements: NodeArray; readonly endOfFileToken: Token; fileName: string; text: string; amdDependencies: readonly AmdDependency[]; moduleName?: string; referencedFiles: readonly FileReference[]; typeReferenceDirectives: readonly FileReference[]; libReferenceDirectives: readonly FileReference[]; languageVariant: LanguageVariant; isDeclarationFile: boolean; /** * lib.d.ts should have a reference comment like * * /// * * 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; /** * When `module` is `Node16` or `NodeNext`, this field controls whether the * source file in question is an ESNext-output-format file, or a CommonJS-output-format * module. This is derived by the module resolver as it looks up the file, since * it is derived from either the file extension of the module, or the containing * `package.json` context, and affects both checking and emit. * * It is _public_ so that (pre)transformers can set this field, * since it switches the builtin `node` module transform. Generally speaking, if unset, * the field is treated as though it is `ModuleKind.CommonJS`. * * Note that this field is only set by the module resolution process when * `moduleResolution` is `Node16` or `NodeNext`, which is implied by the `module` setting * of `Node16` or `NodeNext`, respectively, but may be overriden (eg, by a `moduleResolution` * of `node`). If so, this field will be unset and source files will be considered to be * CommonJS-output-format by the node module transformer and type checker, regardless of extension or context. */ impliedNodeFormat?: ResolutionMode; } interface SourceFile { getLineAndCharacterOfPosition(pos: number): LineAndCharacter; getLineEndOfPosition(pos: number): number; getLineStarts(): readonly number[]; getPositionOfLineAndCharacter(line: number, character: number): number; update(newText: string, textChangeRange: TextChangeRange): SourceFile; } interface Bundle extends Node { readonly kind: SyntaxKind.Bundle; /** @deprecated */ readonly prepends: readonly (InputFiles | UnparsedSource)[]; readonly sourceFiles: readonly SourceFile[]; } /** @deprecated */ interface InputFiles extends Node { readonly kind: SyntaxKind.InputFiles; javascriptPath?: string; javascriptText: string; javascriptMapPath?: string; javascriptMapText?: string; declarationPath?: string; declarationText: string; declarationMapPath?: string; declarationMapText?: string; } /** @deprecated */ interface UnparsedSource extends Node { readonly kind: SyntaxKind.UnparsedSource; fileName: string; text: string; readonly prologues: readonly UnparsedPrologue[]; helpers: readonly UnscopedEmitHelper[] | undefined; referencedFiles: readonly FileReference[]; typeReferenceDirectives: readonly FileReference[] | undefined; libReferenceDirectives: readonly FileReference[]; hasNoDefaultLib?: boolean; sourceMapPath?: string; sourceMapText?: string; readonly syntheticReferences?: readonly UnparsedSyntheticReference[]; readonly texts: readonly UnparsedSourceText[]; } /** @deprecated */ type UnparsedSourceText = UnparsedPrepend | UnparsedTextLike; /** @deprecated */ type UnparsedNode = UnparsedPrologue | UnparsedSourceText | UnparsedSyntheticReference; /** @deprecated */ interface UnparsedSection extends Node { readonly kind: SyntaxKind; readonly parent: UnparsedSource; readonly data?: string; } /** @deprecated */ interface UnparsedPrologue extends UnparsedSection { readonly kind: SyntaxKind.UnparsedPrologue; readonly parent: UnparsedSource; readonly data: string; } /** @deprecated */ interface UnparsedPrepend extends UnparsedSection { readonly kind: SyntaxKind.UnparsedPrepend; readonly parent: UnparsedSource; readonly data: string; readonly texts: readonly UnparsedTextLike[]; } /** @deprecated */ interface UnparsedTextLike extends UnparsedSection { readonly kind: SyntaxKind.UnparsedText | SyntaxKind.UnparsedInternalText; readonly parent: UnparsedSource; } /** @deprecated */ interface UnparsedSyntheticReference extends UnparsedSection { readonly kind: SyntaxKind.UnparsedSyntheticReference; readonly parent: UnparsedSource; } interface JsonSourceFile extends SourceFile { readonly statements: NodeArray; } interface TsConfigSourceFile extends JsonSourceFile { extendedSourceFiles?: string[]; } interface JsonMinusNumericLiteral extends PrefixUnaryExpression { readonly kind: SyntaxKind.PrefixUnaryExpression; readonly operator: SyntaxKind.MinusToken; readonly operand: NumericLiteral; } type JsonObjectExpression = ObjectLiteralExpression | ArrayLiteralExpression | JsonMinusNumericLiteral | NumericLiteral | StringLiteral | BooleanLiteral | NullLiteral; interface JsonObjectExpressionStatement extends ExpressionStatement { readonly expression: JsonObjectExpression; } interface ScriptReferenceHost { getCompilerOptions(): CompilerOptions; getSourceFile(fileName: string): SourceFile | undefined; getSourceFileByPath(path: Path): SourceFile | undefined; getCurrentDirectory(): string; } interface ParseConfigHost { useCaseSensitiveFileNames: boolean; readDirectory(rootDir: string, extensions: readonly string[], excludes: readonly string[] | undefined, includes: readonly string[], depth?: number): readonly 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; trace?(s: string): void; } /** * Branded string for keeping track of when we've turned an ambiguous path * specified like "./blah" to an absolute path to an actual * tsconfig file, e.g. "/root/blah/tsconfig.json" */ type ResolvedConfigFileName = string & { _isResolvedConfigFileName: never; }; interface WriteFileCallbackData { } type WriteFileCallback = (fileName: string, text: string, writeByteOrderMark: boolean, onError?: (message: string) => void, sourceFiles?: readonly SourceFile[], data?: WriteFileCallbackData) => void; class OperationCanceledException { } interface CancellationToken { isCancellationRequested(): boolean; /** @throws OperationCanceledException if isCancellationRequested is true */ throwIfCancellationRequested(): void; } interface Program extends ScriptReferenceHost { getCurrentDirectory(): string; /** * Get a list of root file names that were passed to a 'createProgram' */ getRootFileNames(): readonly string[]; /** * Get a list of files in the program */ getSourceFiles(): readonly 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): readonly Diagnostic[]; getGlobalDiagnostics(cancellationToken?: CancellationToken): readonly Diagnostic[]; getSyntacticDiagnostics(sourceFile?: SourceFile, cancellationToken?: CancellationToken): readonly DiagnosticWithLocation[]; /** The first time this is called, it will return global diagnostics (no location). */ getSemanticDiagnostics(sourceFile?: SourceFile, cancellationToken?: CancellationToken): readonly Diagnostic[]; getDeclarationDiagnostics(sourceFile?: SourceFile, cancellationToken?: CancellationToken): readonly DiagnosticWithLocation[]; getConfigFileParsingDiagnostics(): readonly Diagnostic[]; /** * Gets a type checker that can be used to semantically analyze source files in the program. */ getTypeChecker(): TypeChecker; getNodeCount(): number; getIdentifierCount(): number; getSymbolCount(): number; getTypeCount(): number; getInstantiationCount(): number; getRelationCacheSizes(): { assignable: number; identity: number; subtype: number; strictSubtype: number; }; isSourceFileFromExternalLibrary(file: SourceFile): boolean; isSourceFileDefaultLibrary(file: SourceFile): boolean; getProjectReferences(): readonly ProjectReference[] | undefined; getResolvedProjectReferences(): readonly (ResolvedProjectReference | undefined)[] | undefined; } interface ResolvedProjectReference { commandLine: ParsedCommandLine; sourceFile: SourceFile; references?: readonly (ResolvedProjectReference | undefined)[]; } type CustomTransformerFactory = (context: TransformationContext) => CustomTransformer; interface CustomTransformer { transformSourceFile(node: SourceFile): SourceFile; transformBundle(node: Bundle): Bundle; } interface CustomTransformers { /** Custom transformers to evaluate before built-in .js transformations. */ before?: (TransformerFactory | CustomTransformerFactory)[]; /** Custom transformers to evaluate after built-in .js transformations. */ after?: (TransformerFactory | CustomTransformerFactory)[]; /** Custom transformers to evaluate after built-in .d.ts transformations. */ afterDeclarations?: (TransformerFactory | CustomTransformerFactory)[]; } 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; } /** Return code used by getEmitOutput function to indicate status of the function */ enum ExitStatus { Success = 0, DiagnosticsPresent_OutputsSkipped = 1, DiagnosticsPresent_OutputsGenerated = 2, InvalidProject_OutputsSkipped = 3, ProjectReferenceCycle_OutputsSkipped = 4 } interface EmitResult { emitSkipped: boolean; /** Contains declaration emit diagnostics */ diagnostics: readonly Diagnostic[]; emittedFiles?: string[]; } interface TypeChecker { getTypeOfSymbolAtLocation(symbol: Symbol, node: Node): Type; getTypeOfSymbol(symbol: Symbol): Type; getDeclaredTypeOfSymbol(symbol: Symbol): Type; getPropertiesOfType(type: Type): Symbol[]; getPropertyOfType(type: Type, propertyName: string): Symbol | undefined; getPrivateIdentifierPropertyOfType(leftType: Type, name: string, location: Node): Symbol | undefined; getIndexInfoOfType(type: Type, kind: IndexKind): IndexInfo | undefined; getIndexInfosOfType(type: Type): readonly IndexInfo[]; getIndexInfosOfIndexSymbol: (indexSymbol: Symbol) => IndexInfo[]; getSignaturesOfType(type: Type, kind: SignatureKind): readonly 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; getTypeArguments(type: TypeReference): readonly Type[]; /** Note that the resulting nodes cannot be checked. */ typeToTypeNode(type: Type, enclosingDeclaration: Node | undefined, flags: NodeBuilderFlags | undefined): TypeNode | undefined; /** Note that the resulting nodes cannot be checked. */ signatureToSignatureDeclaration(signature: Signature, kind: SyntaxKind, enclosingDeclaration: Node | undefined, flags: NodeBuilderFlags | undefined): SignatureDeclaration & { typeArguments?: NodeArray; } | undefined; /** Note that the resulting nodes cannot be checked. */ indexInfoToIndexSignatureDeclaration(indexInfo: IndexInfo, enclosingDeclaration: Node | undefined, flags: NodeBuilderFlags | undefined): IndexSignatureDeclaration | undefined; /** Note that the resulting nodes cannot be checked. */ symbolToEntityName(symbol: Symbol, meaning: SymbolFlags, enclosingDeclaration: Node | undefined, flags: NodeBuilderFlags | undefined): EntityName | undefined; /** Note that the resulting nodes cannot be checked. */ symbolToExpression(symbol: Symbol, meaning: SymbolFlags, enclosingDeclaration: Node | undefined, flags: NodeBuilderFlags | undefined): Expression | undefined; /** Note that the resulting nodes cannot be checked. */ symbolToTypeParameterDeclarations(symbol: Symbol, enclosingDeclaration: Node | undefined, flags: NodeBuilderFlags | undefined): NodeArray | undefined; /** Note that the resulting nodes cannot be checked. */ symbolToParameterDeclaration(symbol: Symbol, enclosingDeclaration: Node | undefined, flags: NodeBuilderFlags | undefined): ParameterDeclaration | undefined; /** Note that the resulting nodes cannot be checked. */ typeParameterToDeclaration(parameter: TypeParameter, enclosingDeclaration: Node | undefined, flags: NodeBuilderFlags | undefined): TypeParameterDeclaration | undefined; getSymbolsInScope(location: Node, meaning: SymbolFlags): Symbol[]; getSymbolAtLocation(node: Node): Symbol | undefined; getSymbolsOfParameterPropertyDeclaration(parameter: ParameterDeclaration, parameterName: string): Symbol[]; /** * The function returns the value (local variable) symbol of an identifier in the short-hand property assignment. * This is necessary as an identifier in short-hand property assignment can contains two meaning: property name and property value. */ getShorthandAssignmentValueSymbol(location: Node | undefined): Symbol | undefined; getExportSpecifierLocalTargetSymbol(location: ExportSpecifier | Identifier): 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; getTypeOfAssignmentPattern(pattern: AssignmentPattern): Type; 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, flags?: SymbolFormatFlags): string; typePredicateToString(predicate: TypePredicate, enclosingDeclaration?: Node, flags?: TypeFormatFlags): string; getFullyQualifiedName(symbol: Symbol): string; getAugmentedPropertiesOfType(type: Type): Symbol[]; getRootSymbols(symbol: Symbol): readonly Symbol[]; getSymbolOfExpando(node: Node, allowDeclaration: boolean): Symbol | undefined; getContextualType(node: Expression): Type | undefined; /** * returns unknownSignature in the case of an error. * returns undefined if the node is not valid. * @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: SignatureDeclaration): 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 | ImportTypeNode, propertyName: string): boolean; /** Follow all aliases to get the original symbol. */ getAliasedSymbol(symbol: Symbol): Symbol; /** Follow a *single* alias to get the immediately aliased symbol. */ getImmediateAliasedSymbol(symbol: Symbol): Symbol | undefined; getExportsOfModule(moduleSymbol: Symbol): Symbol[]; getJsxIntrinsicTagNamesAt(location: Node): Symbol[]; isOptionalParameter(node: ParameterDeclaration): boolean; getAmbientModules(sourceFile?: SourceFile): Symbol[]; tryGetMemberInModuleExports(memberName: string, moduleSymbol: Symbol): Symbol | undefined; getApparentType(type: Type): Type; getBaseConstraintOfType(type: Type): Type | undefined; getDefaultFromTypeParameter(type: Type): Type | undefined; /** * True if this type is the `Array` or `ReadonlyArray` type from lib.d.ts. * This function will _not_ return true if passed a type which * extends `Array` (for example, the TypeScript AST's `NodeArray` type). */ isArrayType(type: Type): boolean; /** * True if this type is a tuple type. This function will _not_ return true if * passed a type which extends from a tuple. */ isTupleType(type: Type): boolean; /** * True if this type is assignable to `ReadonlyArray`. */ isArrayLikeType(type: Type): boolean; getTypePredicateOfSignature(signature: Signature): TypePredicate | undefined; /** * Depending on the operation performed, it may be appropriate to throw away the checker * if the cancellation token is triggered. Typically, if it is used for error checking * and the operation is cancelled, then it should be discarded, otherwise it is safe to keep. */ runWithCancellationToken(token: CancellationToken, cb: (checker: TypeChecker) => T): T; } enum NodeBuilderFlags { None = 0, NoTruncation = 1, WriteArrayAsGenericType = 2, GenerateNamesForShadowedTypeParams = 4, UseStructuralFallback = 8, ForbidIndexedAccessSymbolReferences = 16, WriteTypeArgumentsOfSignature = 32, UseFullyQualifiedType = 64, UseOnlyExternalAliasing = 128, SuppressAnyReturnType = 256, WriteTypeParametersInQualifiedName = 512, MultilineObjectLiterals = 1024, WriteClassExpressionAsTypeLiteral = 2048, UseTypeOfFunction = 4096, OmitParameterModifiers = 8192, UseAliasDefinedOutsideCurrentScope = 16384, UseSingleQuotesForStringLiteralType = 268435456, NoTypeReduction = 536870912, OmitThisParameter = 33554432, AllowThisInObjectLiteral = 32768, AllowQualifiedNameInPlaceOfIdentifier = 65536, AllowAnonymousIdentifier = 131072, AllowEmptyUnionOrIntersection = 262144, AllowEmptyTuple = 524288, AllowUniqueESSymbolType = 1048576, AllowEmptyIndexInfoType = 2097152, AllowNodeModulesRelativePaths = 67108864, IgnoreErrors = 70221824, InObjectTypeLiteral = 4194304, InTypeAlias = 8388608, InInitialEntityName = 16777216 } enum TypeFormatFlags { None = 0, NoTruncation = 1, WriteArrayAsGenericType = 2, UseStructuralFallback = 8, WriteTypeArgumentsOfSignature = 32, UseFullyQualifiedType = 64, SuppressAnyReturnType = 256, MultilineObjectLiterals = 1024, WriteClassExpressionAsTypeLiteral = 2048, UseTypeOfFunction = 4096, OmitParameterModifiers = 8192, UseAliasDefinedOutsideCurrentScope = 16384, UseSingleQuotesForStringLiteralType = 268435456, NoTypeReduction = 536870912, OmitThisParameter = 33554432, AllowUniqueESSymbolType = 1048576, AddUndefined = 131072, WriteArrowStyleSignature = 262144, InArrayType = 524288, InElementType = 2097152, InFirstTypeArgument = 4194304, InTypeAlias = 8388608, NodeBuilderFlagsMask = 848330091 } enum SymbolFormatFlags { None = 0, WriteTypeParametersOrArguments = 1, UseOnlyExternalAliasing = 2, AllowAnyNodeKind = 4, UseAliasDefinedOutsideCurrentScope = 8 } enum TypePredicateKind { This = 0, Identifier = 1, AssertsThis = 2, AssertsIdentifier = 3 } interface TypePredicateBase { kind: TypePredicateKind; type: Type | undefined; } interface ThisTypePredicate extends TypePredicateBase { kind: TypePredicateKind.This; parameterName: undefined; parameterIndex: undefined; type: Type; } interface IdentifierTypePredicate extends TypePredicateBase { kind: TypePredicateKind.Identifier; parameterName: string; parameterIndex: number; type: Type; } interface AssertsThisTypePredicate extends TypePredicateBase { kind: TypePredicateKind.AssertsThis; parameterName: undefined; parameterIndex: undefined; type: Type | undefined; } interface AssertsIdentifierTypePredicate extends TypePredicateBase { kind: TypePredicateKind.AssertsIdentifier; parameterName: string; parameterIndex: number; type: Type | undefined; } type TypePredicate = ThisTypePredicate | IdentifierTypePredicate | AssertsThisTypePredicate | AssertsIdentifierTypePredicate; 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, Assignment = 67108864, ModuleExports = 134217728, Enum = 384, Variable = 3, Value = 111551, Type = 788968, Namespace = 1920, Module = 1536, Accessor = 98304, FunctionScopedVariableExcludes = 111550, BlockScopedVariableExcludes = 111551, ParameterExcludes = 111551, PropertyExcludes = 0, EnumMemberExcludes = 900095, FunctionExcludes = 110991, ClassExcludes = 899503, InterfaceExcludes = 788872, RegularEnumExcludes = 899327, ConstEnumExcludes = 899967, ValueModuleExcludes = 110735, NamespaceModuleExcludes = 0, MethodExcludes = 103359, GetAccessorExcludes = 46015, SetAccessorExcludes = 78783, AccessorExcludes = 13247, TypeParameterExcludes = 526824, TypeAliasExcludes = 788968, AliasExcludes = 2097152, ModuleMember = 2623475, ExportHasLocal = 944, BlockScoped = 418, PropertyOrAccessor = 98308, ClassMember = 106500 } interface Symbol { flags: SymbolFlags; escapedName: __String; declarations?: Declaration[]; valueDeclaration?: Declaration; members?: SymbolTable; exports?: SymbolTable; globalExports?: SymbolTable; } interface Symbol { readonly name: string; getFlags(): SymbolFlags; getEscapedName(): __String; getName(): string; getDeclarations(): Declaration[] | undefined; getDocumentationComment(typeChecker: TypeChecker | undefined): SymbolDisplayPart[]; getJsDocTags(checker?: TypeChecker): JSDocTagInfo[]; } 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 = "this" } /** * 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 extends ReadonlyMap<__String, T> { } /** Map where keys are `__String`s. */ interface UnderscoreEscapedMap extends Map<__String, T> { } /** SymbolTable based on ES6 Map interface. */ type SymbolTable = UnderscoreEscapedMap; enum TypeFlags { Any = 1, Unknown = 2, String = 4, Number = 8, Boolean = 16, Enum = 32, BigInt = 64, StringLiteral = 128, NumberLiteral = 256, BooleanLiteral = 512, EnumLiteral = 1024, BigIntLiteral = 2048, ESSymbol = 4096, UniqueESSymbol = 8192, Void = 16384, Undefined = 32768, Null = 65536, Never = 131072, TypeParameter = 262144, Object = 524288, Union = 1048576, Intersection = 2097152, Index = 4194304, IndexedAccess = 8388608, Conditional = 16777216, Substitution = 33554432, NonPrimitive = 67108864, TemplateLiteral = 134217728, StringMapping = 268435456, Literal = 2944, Unit = 109472, Freshable = 2976, StringOrNumberLiteral = 384, PossiblyFalsy = 117724, StringLike = 402653316, NumberLike = 296, BigIntLike = 2112, BooleanLike = 528, EnumLike = 1056, ESSymbolLike = 12288, VoidLike = 49152, UnionOrIntersection = 3145728, StructuredType = 3670016, TypeVariable = 8650752, InstantiableNonPrimitive = 58982400, InstantiablePrimitive = 406847488, Instantiable = 465829888, StructuredOrInstantiable = 469499904, Narrowable = 536624127 } type DestructuringPattern = BindingPattern | ObjectLiteralExpression | ArrayLiteralExpression; interface Type { flags: TypeFlags; symbol: Symbol; pattern?: DestructuringPattern; aliasSymbol?: Symbol; aliasTypeArguments?: readonly Type[]; } interface Type { getFlags(): TypeFlags; getSymbol(): Symbol | undefined; getProperties(): Symbol[]; getProperty(propertyName: string): Symbol | undefined; getApparentProperties(): Symbol[]; getCallSignatures(): readonly Signature[]; getConstructSignatures(): readonly Signature[]; getStringIndexType(): Type | undefined; getNumberIndexType(): Type | undefined; getBaseTypes(): BaseType[] | undefined; getNonNullableType(): Type; getConstraint(): Type | undefined; getDefault(): Type | undefined; isUnion(): this is UnionType; isIntersection(): this is IntersectionType; isUnionOrIntersection(): this is UnionOrIntersectionType; isLiteral(): this is LiteralType; isStringLiteral(): this is StringLiteralType; isNumberLiteral(): this is NumberLiteralType; isTypeParameter(): this is TypeParameter; isClassOrInterface(): this is InterfaceType; isClass(): this is InterfaceType; isIndexType(): this is IndexType; } interface FreshableType extends Type { freshType: FreshableType; regularType: FreshableType; } interface LiteralType extends FreshableType { value: string | number | PseudoBigInt; } interface UniqueESSymbolType extends Type { symbol: Symbol; escapedName: __String; } interface StringLiteralType extends LiteralType { value: string; } interface NumberLiteralType extends LiteralType { value: number; } interface BigIntLiteralType extends LiteralType { value: PseudoBigInt; } interface EnumType extends FreshableType { } enum ObjectFlags { None = 0, Class = 1, Interface = 2, Reference = 4, Tuple = 8, Anonymous = 16, Mapped = 32, Instantiated = 64, ObjectLiteral = 128, EvolvingArray = 256, ObjectLiteralPatternWithComputedProperties = 512, ReverseMapped = 1024, JsxAttributes = 2048, JSLiteral = 4096, FreshLiteral = 8192, ArrayLiteral = 16384, ClassOrInterface = 3, ContainsSpread = 2097152, ObjectRestType = 4194304, InstantiationExpressionType = 8388608 } interface ObjectType extends Type { objectFlags: ObjectFlags; } /** Class and interface types (ObjectFlags.Class and ObjectFlags.Interface). */ interface InterfaceType extends ObjectType { typeParameters: TypeParameter[] | undefined; outerTypeParameters: TypeParameter[] | undefined; localTypeParameters: TypeParameter[] | undefined; thisType: TypeParameter | undefined; } type BaseType = ObjectType | IntersectionType | TypeVariable; interface InterfaceTypeWithDeclaredMembers extends InterfaceType { declaredProperties: Symbol[]; declaredCallSignatures: Signature[]; declaredConstructSignatures: Signature[]; declaredIndexInfos: 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; node?: TypeReferenceNode | ArrayTypeNode | TupleTypeNode; } interface TypeReference { typeArguments?: readonly Type[]; } interface DeferredTypeReference extends TypeReference { } interface GenericType extends InterfaceType, TypeReference { } enum ElementFlags { Required = 1, Optional = 2, Rest = 4, Variadic = 8, Fixed = 3, Variable = 12, NonRequired = 14, NonRest = 11 } interface TupleType extends GenericType { elementFlags: readonly ElementFlags[]; /** Number of required or variadic elements */ minLength: number; /** Number of initial required or optional elements */ fixedLength: number; /** True if tuple has any rest or variadic elements */ hasRestElement: boolean; combinedFlags: ElementFlags; readonly: boolean; labeledElementDeclarations?: readonly (NamedTupleMember | ParameterDeclaration)[]; } interface TupleTypeReference extends TypeReference { target: TupleType; } 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 InstantiableType extends Type { } interface TypeParameter extends InstantiableType { } interface IndexedAccessType extends InstantiableType { objectType: Type; indexType: Type; constraint?: Type; simplifiedForReading?: Type; simplifiedForWriting?: Type; } type TypeVariable = TypeParameter | IndexedAccessType; interface IndexType extends InstantiableType { type: InstantiableType | UnionOrIntersectionType; } interface ConditionalRoot { node: ConditionalTypeNode; checkType: Type; extendsType: Type; isDistributive: boolean; inferTypeParameters?: TypeParameter[]; outerTypeParameters?: TypeParameter[]; instantiations?: Map; aliasSymbol?: Symbol; aliasTypeArguments?: Type[]; } interface ConditionalType extends InstantiableType { root: ConditionalRoot; checkType: Type; extendsType: Type; resolvedTrueType?: Type; resolvedFalseType?: Type; } interface TemplateLiteralType extends InstantiableType { texts: readonly string[]; types: readonly Type[]; } interface StringMappingType extends InstantiableType { symbol: Symbol; type: Type; } interface SubstitutionType extends InstantiableType { objectFlags: ObjectFlags; baseType: Type; constraint: Type; } enum SignatureKind { Call = 0, Construct = 1 } interface Signature { declaration?: SignatureDeclaration | JSDocSignature; typeParameters?: readonly TypeParameter[]; parameters: readonly Symbol[]; } interface Signature { getDeclaration(): SignatureDeclaration; getTypeParameters(): TypeParameter[] | undefined; getParameters(): Symbol[]; getTypeParameterAtPosition(pos: number): Type; getReturnType(): Type; getDocumentationComment(typeChecker: TypeChecker | undefined): SymbolDisplayPart[]; getJsDocTags(): JSDocTagInfo[]; } enum IndexKind { String = 0, Number = 1 } interface IndexInfo { keyType: Type; type: Type; isReadonly: boolean; declaration?: IndexSignatureDeclaration; } enum InferencePriority { None = 0, NakedTypeVariable = 1, SpeculativeTuple = 2, SubstituteSource = 4, HomomorphicMappedType = 8, PartialHomomorphicMappedType = 16, MappedTypeConstraint = 32, ContravariantConditional = 64, ReturnType = 128, LiteralKeyof = 256, NoConstraints = 512, AlwaysStrict = 1024, MaxValue = 2048, PriorityImpliesCombination = 416, Circularity = -1 } interface FileExtensionInfo { extension: string; isMixedContent: boolean; scriptKind?: ScriptKind; } interface DiagnosticMessage { key: string; category: DiagnosticCategory; code: number; message: string; reportsUnnecessary?: {}; reportsDeprecated?: {}; } /** * 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 extends DiagnosticRelatedInformation { /** May store more in future. For now, this will simply be `true` to indicate when a diagnostic is an unused-identifier diagnostic. */ reportsUnnecessary?: {}; reportsDeprecated?: {}; source?: string; relatedInformation?: DiagnosticRelatedInformation[]; } interface DiagnosticRelatedInformation { category: DiagnosticCategory; code: number; file: SourceFile | undefined; start: number | undefined; length: number | undefined; messageText: string | DiagnosticMessageChain; } interface DiagnosticWithLocation extends Diagnostic { file: SourceFile; start: number; length: number; } enum DiagnosticCategory { Warning = 0, Error = 1, Suggestion = 2, Message = 3 } enum ModuleResolutionKind { Classic = 1, /** * @deprecated * `NodeJs` was renamed to `Node10` to better reflect the version of Node that it targets. * Use the new name or consider switching to a modern module resolution target. */ NodeJs = 2, Node10 = 2, Node16 = 3, NodeNext = 99, Bundler = 100 } enum ModuleDetectionKind { /** * Files with imports, exports and/or import.meta are considered modules */ Legacy = 1, /** * Legacy, but also files with jsx under react-jsx or react-jsxdev and esm mode files under moduleResolution: node16+ */ Auto = 2, /** * Consider all non-declaration files modules, regardless of present syntax */ Force = 3 } interface PluginImport { name: string; } interface ProjectReference { /** A normalized path on disk */ path: string; /** The path as the user originally wrote it */ originalPath?: string; /** True if the output of this reference should be prepended to the output of this project. Only valid for --outFile compilations */ prepend?: boolean; /** True if it is intended that this reference form a circularity */ circular?: boolean; } enum WatchFileKind { FixedPollingInterval = 0, PriorityPollingInterval = 1, DynamicPriorityPolling = 2, FixedChunkSizePolling = 3, UseFsEvents = 4, UseFsEventsOnParentDirectory = 5 } enum WatchDirectoryKind { UseFsEvents = 0, FixedPollingInterval = 1, DynamicPriorityPolling = 2, FixedChunkSizePolling = 3 } enum PollingWatchKind { FixedInterval = 0, PriorityInterval = 1, DynamicPriority = 2, FixedChunkSize = 3 } type CompilerOptionsValue = string | number | boolean | (string | number)[] | string[] | MapLike | PluginImport[] | ProjectReference[] | null | undefined; interface CompilerOptions { allowImportingTsExtensions?: boolean; allowJs?: boolean; allowArbitraryExtensions?: boolean; allowSyntheticDefaultImports?: boolean; allowUmdGlobalAccess?: boolean; allowUnreachableCode?: boolean; allowUnusedLabels?: boolean; alwaysStrict?: boolean; baseUrl?: string; charset?: string; checkJs?: boolean; customConditions?: string[]; declaration?: boolean; declarationMap?: boolean; emitDeclarationOnly?: boolean; declarationDir?: string; disableSizeLimit?: boolean; disableSourceOfProjectReferenceRedirect?: boolean; disableSolutionSearching?: boolean; disableReferencedProjectLoad?: boolean; downlevelIteration?: boolean; emitBOM?: boolean; emitDecoratorMetadata?: boolean; exactOptionalPropertyTypes?: boolean; experimentalDecorators?: boolean; forceConsistentCasingInFileNames?: boolean; ignoreDeprecations?: string; importHelpers?: boolean; importsNotUsedAsValues?: ImportsNotUsedAsValues; inlineSourceMap?: boolean; inlineSources?: boolean; isolatedModules?: boolean; jsx?: JsxEmit; keyofStringsOnly?: boolean; lib?: string[]; locale?: string; mapRoot?: string; maxNodeModuleJsDepth?: number; module?: ModuleKind; moduleResolution?: ModuleResolutionKind; moduleSuffixes?: string[]; moduleDetection?: ModuleDetectionKind; 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; noPropertyAccessFromIndexSignature?: boolean; assumeChangesOnlyAffectDirectDependencies?: boolean; noLib?: boolean; noResolve?: boolean; noUncheckedIndexedAccess?: boolean; out?: string; outDir?: string; outFile?: string; paths?: MapLike; preserveConstEnums?: boolean; noImplicitOverride?: boolean; preserveSymlinks?: boolean; preserveValueImports?: boolean; project?: string; reactNamespace?: string; jsxFactory?: string; jsxFragmentFactory?: string; jsxImportSource?: string; composite?: boolean; incremental?: boolean; tsBuildInfoFile?: string; removeComments?: boolean; resolvePackageJsonExports?: boolean; resolvePackageJsonImports?: boolean; rootDir?: string; rootDirs?: string[]; skipLibCheck?: boolean; skipDefaultLibCheck?: boolean; sourceMap?: boolean; sourceRoot?: string; strict?: boolean; strictFunctionTypes?: boolean; strictBindCallApply?: boolean; strictNullChecks?: boolean; strictPropertyInitialization?: boolean; stripInternal?: boolean; suppressExcessPropertyErrors?: boolean; suppressImplicitAnyIndexErrors?: boolean; target?: ScriptTarget; traceResolution?: boolean; useUnknownInCatchVariables?: boolean; resolveJsonModule?: boolean; types?: string[]; /** Paths used to compute primary types search locations */ typeRoots?: string[]; verbatimModuleSyntax?: boolean; esModuleInterop?: boolean; useDefineForClassFields?: boolean; [option: string]: CompilerOptionsValue | TsConfigSourceFile | undefined; } interface WatchOptions { watchFile?: WatchFileKind; watchDirectory?: WatchDirectoryKind; fallbackPolling?: PollingWatchKind; synchronousWatchDirectory?: boolean; excludeDirectories?: string[]; excludeFiles?: string[]; [option: string]: CompilerOptionsValue | undefined; } interface TypeAcquisition { enable?: boolean; include?: string[]; exclude?: string[]; disableFilenameBasedTypeAcquisition?: boolean; [option: string]: CompilerOptionsValue | undefined; } enum ModuleKind { None = 0, CommonJS = 1, AMD = 2, UMD = 3, System = 4, ES2015 = 5, ES2020 = 6, ES2022 = 7, ESNext = 99, Node16 = 100, NodeNext = 199 } enum JsxEmit { None = 0, Preserve = 1, React = 2, ReactNative = 3, ReactJSX = 4, ReactJSXDev = 5 } enum ImportsNotUsedAsValues { Remove = 0, Preserve = 1, Error = 2 } enum NewLineKind { CarriageReturnLineFeed = 0, LineFeed = 1 } interface LineAndCharacter { /** 0-based. */ line: number; character: number; } enum ScriptKind { Unknown = 0, JS = 1, JSX = 2, TS = 3, TSX = 4, External = 5, JSON = 6, /** * Used on extensions that doesn't define the ScriptKind but the content defines it. * Deferred extensions are going to be included in all project contexts. */ Deferred = 7 } enum ScriptTarget { ES3 = 0, ES5 = 1, ES2015 = 2, ES2016 = 3, ES2017 = 4, ES2018 = 5, ES2019 = 6, ES2020 = 7, ES2021 = 8, ES2022 = 9, ESNext = 99, JSON = 100, Latest = 99 } enum LanguageVariant { Standard = 0, JSX = 1 } /** Either a parsed command line or a parsed tsconfig.json */ interface ParsedCommandLine { options: CompilerOptions; typeAcquisition?: TypeAcquisition; fileNames: string[]; projectReferences?: readonly ProjectReference[]; watchOptions?: WatchOptions; raw?: any; errors: Diagnostic[]; wildcardDirectories?: MapLike; compileOnSave?: boolean; } enum WatchDirectoryFlags { None = 0, Recursive = 1 } interface CreateProgramOptions { rootNames: readonly string[]; options: CompilerOptions; projectReferences?: readonly ProjectReference[]; host?: CompilerHost; oldProgram?: Program; configFileParsingDiagnostics?: readonly Diagnostic[]; } 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[]; useCaseSensitiveFileNames?: boolean | (() => boolean) | undefined; } /** * Used by services to specify the minimum host area required to set up source files under any compilation settings */ interface MinimalResolutionCacheHost extends ModuleResolutionHost { getCompilationSettings(): CompilerOptions; getCompilerHost?(): CompilerHost | undefined; } /** * 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; /** * True if the original module reference used a .ts extension to refer directly to a .ts file, * which should produce an error during checking if emit is enabled. */ resolvedUsingTsExtension?: 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: string; 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; /** * Name of a submodule within this package. * May be "". */ subModuleName: 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", Json = ".json", TsBuildInfo = ".tsbuildinfo", Mjs = ".mjs", Mts = ".mts", Dmts = ".d.mts", Cjs = ".cjs", Cts = ".cts", Dcts = ".d.cts" } interface ResolvedModuleWithFailedLookupLocations { readonly resolvedModule: ResolvedModuleFull | undefined; } interface ResolvedTypeReferenceDirective { primary: boolean; resolvedFileName: string | undefined; packageId?: PackageId; /** True if `resolvedFileName` comes from `node_modules`. */ isExternalLibraryImport?: boolean; } interface ResolvedTypeReferenceDirectiveWithFailedLookupLocations { readonly resolvedTypeReferenceDirective: ResolvedTypeReferenceDirective | undefined; } interface CompilerHost extends ModuleResolutionHost { getSourceFile(fileName: string, languageVersionOrOptions: ScriptTarget | CreateSourceFileOptions, onError?: (message: string) => void, shouldCreateNewSourceFile?: boolean): SourceFile | undefined; getSourceFileByPath?(fileName: string, path: Path, languageVersionOrOptions: ScriptTarget | CreateSourceFileOptions, onError?: (message: string) => void, shouldCreateNewSourceFile?: boolean): SourceFile | undefined; getCancellationToken?(): CancellationToken; getDefaultLibFileName(options: CompilerOptions): string; getDefaultLibLocation?(): string; writeFile: WriteFileCallback; getCurrentDirectory(): string; getCanonicalFileName(fileName: string): string; useCaseSensitiveFileNames(): boolean; getNewLine(): string; readDirectory?(rootDir: string, extensions: readonly string[], excludes: readonly string[] | undefined, includes: readonly string[], depth?: number): string[]; /** @deprecated supply resolveModuleNameLiterals instead for resolution that can handle newer resolution modes like nodenext */ resolveModuleNames?(moduleNames: string[], containingFile: string, reusedNames: string[] | undefined, redirectedReference: ResolvedProjectReference | undefined, options: CompilerOptions, containingSourceFile?: SourceFile): (ResolvedModule | undefined)[]; /** * Returns the module resolution cache used by a provided `resolveModuleNames` implementation so that any non-name module resolution operations (eg, package.json lookup) can reuse it */ getModuleResolutionCache?(): ModuleResolutionCache | undefined; /** * @deprecated supply resolveTypeReferenceDirectiveReferences instead for resolution that can handle newer resolution modes like nodenext * * This method is a companion for 'resolveModuleNames' and is used to resolve 'types' references to actual type declaration files */ resolveTypeReferenceDirectives?(typeReferenceDirectiveNames: string[] | readonly FileReference[], containingFile: string, redirectedReference: ResolvedProjectReference | undefined, options: CompilerOptions, containingFileMode?: ResolutionMode): (ResolvedTypeReferenceDirective | undefined)[]; resolveModuleNameLiterals?(moduleLiterals: readonly StringLiteralLike[], containingFile: string, redirectedReference: ResolvedProjectReference | undefined, options: CompilerOptions, containingSourceFile: SourceFile, reusedNames: readonly StringLiteralLike[] | undefined): readonly ResolvedModuleWithFailedLookupLocations[]; resolveTypeReferenceDirectiveReferences?(typeDirectiveReferences: readonly T[], containingFile: string, redirectedReference: ResolvedProjectReference | undefined, options: CompilerOptions, containingSourceFile: SourceFile | undefined, reusedNames: readonly T[] | undefined): readonly ResolvedTypeReferenceDirectiveWithFailedLookupLocations[]; getEnvironmentVariable?(name: string): string | undefined; /** If provided along with custom resolveModuleNames or resolveTypeReferenceDirectives, used to determine if unchanged file path needs to re-resolve modules/type reference directives */ hasInvalidatedResolutions?(filePath: Path): boolean; createHash?(data: string): string; getParsedCommandLine?(fileName: string): ParsedCommandLine | undefined; } interface SourceMapRange extends TextRange { source?: SourceMapSource; } interface SourceMapSource { fileName: string; text: string; skipTrivia?: (pos: number) => number; } interface SourceMapSource { getLineAndCharacterOfPosition(pos: number): LineAndCharacter; } enum EmitFlags { None = 0, SingleLine = 1, MultiLine = 2, AdviseOnEmitNode = 4, NoSubstitution = 8, CapturesThis = 16, NoLeadingSourceMap = 32, NoTrailingSourceMap = 64, NoSourceMap = 96, NoNestedSourceMaps = 128, NoTokenLeadingSourceMaps = 256, NoTokenTrailingSourceMaps = 512, NoTokenSourceMaps = 768, NoLeadingComments = 1024, NoTrailingComments = 2048, NoComments = 3072, NoNestedComments = 4096, HelperName = 8192, ExportName = 16384, LocalName = 32768, InternalName = 65536, Indented = 131072, NoIndentation = 262144, AsyncFunctionBody = 524288, ReuseTempVariableScope = 1048576, CustomPrologue = 2097152, NoHoisting = 4194304, HasEndOfDeclarationMarker = 8388608, Iterator = 16777216, NoAsciiEscaping = 33554432 } interface EmitHelperBase { readonly name: string; readonly scoped: boolean; readonly text: string | ((node: EmitHelperUniqueNameCallback) => string); readonly priority?: number; readonly dependencies?: EmitHelper[]; } interface ScopedEmitHelper extends EmitHelperBase { readonly scoped: true; } interface UnscopedEmitHelper extends EmitHelperBase { readonly scoped: false; readonly text: string; } type EmitHelper = ScopedEmitHelper | UnscopedEmitHelper; type EmitHelperUniqueNameCallback = (name: string) => string; enum EmitHint { SourceFile = 0, Expression = 1, IdentifierName = 2, MappedTypeParameter = 3, Unspecified = 4, EmbeddedStatement = 5, JsxAttributeValue = 6 } enum OuterExpressionKinds { Parentheses = 1, TypeAssertions = 2, NonNullAssertions = 4, PartiallyEmittedExpressions = 8, Assertions = 6, All = 15, ExcludeJSDocTypeAssertion = 16 } type TypeOfTag = "undefined" | "number" | "bigint" | "boolean" | "string" | "symbol" | "object" | "function"; interface NodeFactory { createNodeArray(elements?: readonly T[], hasTrailingComma?: boolean): NodeArray; createNumericLiteral(value: string | number, numericLiteralFlags?: TokenFlags): NumericLiteral; createBigIntLiteral(value: string | PseudoBigInt): BigIntLiteral; createStringLiteral(text: string, isSingleQuote?: boolean): StringLiteral; createStringLiteralFromNode(sourceNode: PropertyNameLiteral | PrivateIdentifier, isSingleQuote?: boolean): StringLiteral; createRegularExpressionLiteral(text: string): RegularExpressionLiteral; createIdentifier(text: string): Identifier; /** * Create a unique temporary variable. * @param recordTempVariable An optional callback used to record the temporary variable name. This * should usually be a reference to `hoistVariableDeclaration` from a `TransformationContext`, but * can be `undefined` if you plan to record the temporary variable manually. * @param reservedInNestedScopes When `true`, reserves the temporary variable name in all nested scopes * during emit so that the variable can be referenced in a nested function body. This is an alternative to * setting `EmitFlags.ReuseTempVariableScope` on the nested function itself. */ createTempVariable(recordTempVariable: ((node: Identifier) => void) | undefined, reservedInNestedScopes?: boolean): Identifier; /** * Create a unique temporary variable for use in a loop. * @param reservedInNestedScopes When `true`, reserves the temporary variable name in all nested scopes * during emit so that the variable can be referenced in a nested function body. This is an alternative to * setting `EmitFlags.ReuseTempVariableScope` on the nested function itself. */ createLoopVariable(reservedInNestedScopes?: boolean): Identifier; /** Create a unique name based on the supplied text. */ createUniqueName(text: string, flags?: GeneratedIdentifierFlags): Identifier; /** Create a unique name generated for a node. */ getGeneratedNameForNode(node: Node | undefined, flags?: GeneratedIdentifierFlags): Identifier; createPrivateIdentifier(text: string): PrivateIdentifier; createUniquePrivateName(text?: string): PrivateIdentifier; getGeneratedPrivateNameForNode(node: Node): PrivateIdentifier; createToken(token: SyntaxKind.SuperKeyword): SuperExpression; createToken(token: SyntaxKind.ThisKeyword): ThisExpression; createToken(token: SyntaxKind.NullKeyword): NullLiteral; createToken(token: SyntaxKind.TrueKeyword): TrueLiteral; createToken(token: SyntaxKind.FalseKeyword): FalseLiteral; createToken(token: SyntaxKind.EndOfFileToken): EndOfFileToken; createToken(token: SyntaxKind.Unknown): Token; createToken(token: TKind): PunctuationToken; createToken(token: TKind): KeywordTypeNode; createToken(token: TKind): ModifierToken; createToken(token: TKind): KeywordToken; createSuper(): SuperExpression; createThis(): ThisExpression; createNull(): NullLiteral; createTrue(): TrueLiteral; createFalse(): FalseLiteral; createModifier(kind: T): ModifierToken; createModifiersFromModifierFlags(flags: ModifierFlags): Modifier[] | undefined; createQualifiedName(left: EntityName, right: string | Identifier): QualifiedName; updateQualifiedName(node: QualifiedName, left: EntityName, right: Identifier): QualifiedName; createComputedPropertyName(expression: Expression): ComputedPropertyName; updateComputedPropertyName(node: ComputedPropertyName, expression: Expression): ComputedPropertyName; createTypeParameterDeclaration(modifiers: readonly Modifier[] | undefined, name: string | Identifier, constraint?: TypeNode, defaultType?: TypeNode): TypeParameterDeclaration; updateTypeParameterDeclaration(node: TypeParameterDeclaration, modifiers: readonly Modifier[] | undefined, name: Identifier, constraint: TypeNode | undefined, defaultType: TypeNode | undefined): TypeParameterDeclaration; createParameterDeclaration(modifiers: readonly ModifierLike[] | undefined, dotDotDotToken: DotDotDotToken | undefined, name: string | BindingName, questionToken?: QuestionToken, type?: TypeNode, initializer?: Expression): ParameterDeclaration; updateParameterDeclaration(node: ParameterDeclaration, modifiers: readonly ModifierLike[] | undefined, dotDotDotToken: DotDotDotToken | undefined, name: string | BindingName, questionToken: QuestionToken | undefined, type: TypeNode | undefined, initializer: Expression | undefined): ParameterDeclaration; createDecorator(expression: Expression): Decorator; updateDecorator(node: Decorator, expression: Expression): Decorator; createPropertySignature(modifiers: readonly Modifier[] | undefined, name: PropertyName | string, questionToken: QuestionToken | undefined, type: TypeNode | undefined): PropertySignature; updatePropertySignature(node: PropertySignature, modifiers: readonly Modifier[] | undefined, name: PropertyName, questionToken: QuestionToken | undefined, type: TypeNode | undefined): PropertySignature; createPropertyDeclaration(modifiers: readonly ModifierLike[] | undefined, name: string | PropertyName, questionOrExclamationToken: QuestionToken | ExclamationToken | undefined, type: TypeNode | undefined, initializer: Expression | undefined): PropertyDeclaration; updatePropertyDeclaration(node: PropertyDeclaration, modifiers: readonly ModifierLike[] | undefined, name: string | PropertyName, questionOrExclamationToken: QuestionToken | ExclamationToken | undefined, type: TypeNode | undefined, initializer: Expression | undefined): PropertyDeclaration; createMethodSignature(modifiers: readonly Modifier[] | undefined, name: string | PropertyName, questionToken: QuestionToken | undefined, typeParameters: readonly TypeParameterDeclaration[] | undefined, parameters: readonly ParameterDeclaration[], type: TypeNode | undefined): MethodSignature; updateMethodSignature(node: MethodSignature, modifiers: readonly Modifier[] | undefined, name: PropertyName, questionToken: QuestionToken | undefined, typeParameters: NodeArray | undefined, parameters: NodeArray, type: TypeNode | undefined): MethodSignature; createMethodDeclaration(modifiers: readonly ModifierLike[] | undefined, asteriskToken: AsteriskToken | undefined, name: string | PropertyName, questionToken: QuestionToken | undefined, typeParameters: readonly TypeParameterDeclaration[] | undefined, parameters: readonly ParameterDeclaration[], type: TypeNode | undefined, body: Block | undefined): MethodDeclaration; updateMethodDeclaration(node: MethodDeclaration, modifiers: readonly ModifierLike[] | undefined, asteriskToken: AsteriskToken | undefined, name: PropertyName, questionToken: QuestionToken | undefined, typeParameters: readonly TypeParameterDeclaration[] | undefined, parameters: readonly ParameterDeclaration[], type: TypeNode | undefined, body: Block | undefined): MethodDeclaration; createConstructorDeclaration(modifiers: readonly ModifierLike[] | undefined, parameters: readonly ParameterDeclaration[], body: Block | undefined): ConstructorDeclaration; updateConstructorDeclaration(node: ConstructorDeclaration, modifiers: readonly ModifierLike[] | undefined, parameters: readonly ParameterDeclaration[], body: Block | undefined): ConstructorDeclaration; createGetAccessorDeclaration(modifiers: readonly ModifierLike[] | undefined, name: string | PropertyName, parameters: readonly ParameterDeclaration[], type: TypeNode | undefined, body: Block | undefined): GetAccessorDeclaration; updateGetAccessorDeclaration(node: GetAccessorDeclaration, modifiers: readonly ModifierLike[] | undefined, name: PropertyName, parameters: readonly ParameterDeclaration[], type: TypeNode | undefined, body: Block | undefined): GetAccessorDeclaration; createSetAccessorDeclaration(modifiers: readonly ModifierLike[] | undefined, name: string | PropertyName, parameters: readonly ParameterDeclaration[], body: Block | undefined): SetAccessorDeclaration; updateSetAccessorDeclaration(node: SetAccessorDeclaration, modifiers: readonly ModifierLike[] | undefined, name: PropertyName, parameters: readonly ParameterDeclaration[], body: Block | undefined): SetAccessorDeclaration; createCallSignature(typeParameters: readonly TypeParameterDeclaration[] | undefined, parameters: readonly ParameterDeclaration[], type: TypeNode | undefined): CallSignatureDeclaration; updateCallSignature(node: CallSignatureDeclaration, typeParameters: NodeArray | undefined, parameters: NodeArray, type: TypeNode | undefined): CallSignatureDeclaration; createConstructSignature(typeParameters: readonly TypeParameterDeclaration[] | undefined, parameters: readonly ParameterDeclaration[], type: TypeNode | undefined): ConstructSignatureDeclaration; updateConstructSignature(node: ConstructSignatureDeclaration, typeParameters: NodeArray | undefined, parameters: NodeArray, type: TypeNode | undefined): ConstructSignatureDeclaration; createIndexSignature(modifiers: readonly ModifierLike[] | undefined, parameters: readonly ParameterDeclaration[], type: TypeNode): IndexSignatureDeclaration; updateIndexSignature(node: IndexSignatureDeclaration, modifiers: readonly ModifierLike[] | undefined, parameters: readonly ParameterDeclaration[], type: TypeNode): IndexSignatureDeclaration; createTemplateLiteralTypeSpan(type: TypeNode, literal: TemplateMiddle | TemplateTail): TemplateLiteralTypeSpan; updateTemplateLiteralTypeSpan(node: TemplateLiteralTypeSpan, type: TypeNode, literal: TemplateMiddle | TemplateTail): TemplateLiteralTypeSpan; createClassStaticBlockDeclaration(body: Block): ClassStaticBlockDeclaration; updateClassStaticBlockDeclaration(node: ClassStaticBlockDeclaration, body: Block): ClassStaticBlockDeclaration; createKeywordTypeNode(kind: TKind): KeywordTypeNode; createTypePredicateNode(assertsModifier: AssertsKeyword | undefined, parameterName: Identifier | ThisTypeNode | string, type: TypeNode | undefined): TypePredicateNode; updateTypePredicateNode(node: TypePredicateNode, assertsModifier: AssertsKeyword | undefined, parameterName: Identifier | ThisTypeNode, type: TypeNode | undefined): TypePredicateNode; createTypeReferenceNode(typeName: string | EntityName, typeArguments?: readonly TypeNode[]): TypeReferenceNode; updateTypeReferenceNode(node: TypeReferenceNode, typeName: EntityName, typeArguments: NodeArray | undefined): TypeReferenceNode; createFunctionTypeNode(typeParameters: readonly TypeParameterDeclaration[] | undefined, parameters: readonly ParameterDeclaration[], type: TypeNode): FunctionTypeNode; updateFunctionTypeNode(node: FunctionTypeNode, typeParameters: NodeArray | undefined, parameters: NodeArray, type: TypeNode): FunctionTypeNode; createConstructorTypeNode(modifiers: readonly Modifier[] | undefined, typeParameters: readonly TypeParameterDeclaration[] | undefined, parameters: readonly ParameterDeclaration[], type: TypeNode): ConstructorTypeNode; updateConstructorTypeNode(node: ConstructorTypeNode, modifiers: readonly Modifier[] | undefined, typeParameters: NodeArray | undefined, parameters: NodeArray, type: TypeNode): ConstructorTypeNode; createTypeQueryNode(exprName: EntityName, typeArguments?: readonly TypeNode[]): TypeQueryNode; updateTypeQueryNode(node: TypeQueryNode, exprName: EntityName, typeArguments?: readonly TypeNode[]): TypeQueryNode; createTypeLiteralNode(members: readonly TypeElement[] | undefined): TypeLiteralNode; updateTypeLiteralNode(node: TypeLiteralNode, members: NodeArray): TypeLiteralNode; createArrayTypeNode(elementType: TypeNode): ArrayTypeNode; updateArrayTypeNode(node: ArrayTypeNode, elementType: TypeNode): ArrayTypeNode; createTupleTypeNode(elements: readonly (TypeNode | NamedTupleMember)[]): TupleTypeNode; updateTupleTypeNode(node: TupleTypeNode, elements: readonly (TypeNode | NamedTupleMember)[]): TupleTypeNode; createNamedTupleMember(dotDotDotToken: DotDotDotToken | undefined, name: Identifier, questionToken: QuestionToken | undefined, type: TypeNode): NamedTupleMember; updateNamedTupleMember(node: NamedTupleMember, dotDotDotToken: DotDotDotToken | undefined, name: Identifier, questionToken: QuestionToken | undefined, type: TypeNode): NamedTupleMember; createOptionalTypeNode(type: TypeNode): OptionalTypeNode; updateOptionalTypeNode(node: OptionalTypeNode, type: TypeNode): OptionalTypeNode; createRestTypeNode(type: TypeNode): RestTypeNode; updateRestTypeNode(node: RestTypeNode, type: TypeNode): RestTypeNode; createUnionTypeNode(types: readonly TypeNode[]): UnionTypeNode; updateUnionTypeNode(node: UnionTypeNode, types: NodeArray): UnionTypeNode; createIntersectionTypeNode(types: readonly TypeNode[]): IntersectionTypeNode; updateIntersectionTypeNode(node: IntersectionTypeNode, types: NodeArray): IntersectionTypeNode; createConditionalTypeNode(checkType: TypeNode, extendsType: TypeNode, trueType: TypeNode, falseType: TypeNode): ConditionalTypeNode; updateConditionalTypeNode(node: ConditionalTypeNode, checkType: TypeNode, extendsType: TypeNode, trueType: TypeNode, falseType: TypeNode): ConditionalTypeNode; createInferTypeNode(typeParameter: TypeParameterDeclaration): InferTypeNode; updateInferTypeNode(node: InferTypeNode, typeParameter: TypeParameterDeclaration): InferTypeNode; createImportTypeNode(argument: TypeNode, assertions?: ImportTypeAssertionContainer, qualifier?: EntityName, typeArguments?: readonly TypeNode[], isTypeOf?: boolean): ImportTypeNode; updateImportTypeNode(node: ImportTypeNode, argument: TypeNode, assertions: ImportTypeAssertionContainer | undefined, qualifier: EntityName | undefined, typeArguments: readonly TypeNode[] | undefined, isTypeOf?: boolean): ImportTypeNode; createParenthesizedType(type: TypeNode): ParenthesizedTypeNode; updateParenthesizedType(node: ParenthesizedTypeNode, type: TypeNode): ParenthesizedTypeNode; createThisTypeNode(): ThisTypeNode; createTypeOperatorNode(operator: SyntaxKind.KeyOfKeyword | SyntaxKind.UniqueKeyword | SyntaxKind.ReadonlyKeyword, type: TypeNode): TypeOperatorNode; updateTypeOperatorNode(node: TypeOperatorNode, type: TypeNode): TypeOperatorNode; createIndexedAccessTypeNode(objectType: TypeNode, indexType: TypeNode): IndexedAccessTypeNode; updateIndexedAccessTypeNode(node: IndexedAccessTypeNode, objectType: TypeNode, indexType: TypeNode): IndexedAccessTypeNode; createMappedTypeNode(readonlyToken: ReadonlyKeyword | PlusToken | MinusToken | undefined, typeParameter: TypeParameterDeclaration, nameType: TypeNode | undefined, questionToken: QuestionToken | PlusToken | MinusToken | undefined, type: TypeNode | undefined, members: NodeArray | undefined): MappedTypeNode; updateMappedTypeNode(node: MappedTypeNode, readonlyToken: ReadonlyKeyword | PlusToken | MinusToken | undefined, typeParameter: TypeParameterDeclaration, nameType: TypeNode | undefined, questionToken: QuestionToken | PlusToken | MinusToken | undefined, type: TypeNode | undefined, members: NodeArray | undefined): MappedTypeNode; createLiteralTypeNode(literal: LiteralTypeNode["literal"]): LiteralTypeNode; updateLiteralTypeNode(node: LiteralTypeNode, literal: LiteralTypeNode["literal"]): LiteralTypeNode; createTemplateLiteralType(head: TemplateHead, templateSpans: readonly TemplateLiteralTypeSpan[]): TemplateLiteralTypeNode; updateTemplateLiteralType(node: TemplateLiteralTypeNode, head: TemplateHead, templateSpans: readonly TemplateLiteralTypeSpan[]): TemplateLiteralTypeNode; createObjectBindingPattern(elements: readonly BindingElement[]): ObjectBindingPattern; updateObjectBindingPattern(node: ObjectBindingPattern, elements: readonly BindingElement[]): ObjectBindingPattern; createArrayBindingPattern(elements: readonly ArrayBindingElement[]): ArrayBindingPattern; updateArrayBindingPattern(node: ArrayBindingPattern, elements: readonly ArrayBindingElement[]): ArrayBindingPattern; createBindingElement(dotDotDotToken: DotDotDotToken | undefined, propertyName: string | PropertyName | undefined, name: string | BindingName, initializer?: Expression): BindingElement; updateBindingElement(node: BindingElement, dotDotDotToken: DotDotDotToken | undefined, propertyName: PropertyName | undefined, name: BindingName, initializer: Expression | undefined): BindingElement; createArrayLiteralExpression(elements?: readonly Expression[], multiLine?: boolean): ArrayLiteralExpression; updateArrayLiteralExpression(node: ArrayLiteralExpression, elements: readonly Expression[]): ArrayLiteralExpression; createObjectLiteralExpression(properties?: readonly ObjectLiteralElementLike[], multiLine?: boolean): ObjectLiteralExpression; updateObjectLiteralExpression(node: ObjectLiteralExpression, properties: readonly ObjectLiteralElementLike[]): ObjectLiteralExpression; createPropertyAccessExpression(expression: Expression, name: string | MemberName): PropertyAccessExpression; updatePropertyAccessExpression(node: PropertyAccessExpression, expression: Expression, name: MemberName): PropertyAccessExpression; createPropertyAccessChain(expression: Expression, questionDotToken: QuestionDotToken | undefined, name: string | MemberName): PropertyAccessChain; updatePropertyAccessChain(node: PropertyAccessChain, expression: Expression, questionDotToken: QuestionDotToken | undefined, name: MemberName): PropertyAccessChain; createElementAccessExpression(expression: Expression, index: number | Expression): ElementAccessExpression; updateElementAccessExpression(node: ElementAccessExpression, expression: Expression, argumentExpression: Expression): ElementAccessExpression; createElementAccessChain(expression: Expression, questionDotToken: QuestionDotToken | undefined, index: number | Expression): ElementAccessChain; updateElementAccessChain(node: ElementAccessChain, expression: Expression, questionDotToken: QuestionDotToken | undefined, argumentExpression: Expression): ElementAccessChain; createCallExpression(expression: Expression, typeArguments: readonly TypeNode[] | undefined, argumentsArray: readonly Expression[] | undefined): CallExpression; updateCallExpression(node: CallExpression, expression: Expression, typeArguments: readonly TypeNode[] | undefined, argumentsArray: readonly Expression[]): CallExpression; createCallChain(expression: Expression, questionDotToken: QuestionDotToken | undefined, typeArguments: readonly TypeNode[] | undefined, argumentsArray: readonly Expression[] | undefined): CallChain; updateCallChain(node: CallChain, expression: Expression, questionDotToken: QuestionDotToken | undefined, typeArguments: readonly TypeNode[] | undefined, argumentsArray: readonly Expression[]): CallChain; createNewExpression(expression: Expression, typeArguments: readonly TypeNode[] | undefined, argumentsArray: readonly Expression[] | undefined): NewExpression; updateNewExpression(node: NewExpression, expression: Expression, typeArguments: readonly TypeNode[] | undefined, argumentsArray: readonly Expression[] | undefined): NewExpression; createTaggedTemplateExpression(tag: Expression, typeArguments: readonly TypeNode[] | undefined, template: TemplateLiteral): TaggedTemplateExpression; updateTaggedTemplateExpression(node: TaggedTemplateExpression, tag: Expression, typeArguments: readonly TypeNode[] | undefined, template: TemplateLiteral): TaggedTemplateExpression; createTypeAssertion(type: TypeNode, expression: Expression): TypeAssertion; updateTypeAssertion(node: TypeAssertion, type: TypeNode, expression: Expression): TypeAssertion; createParenthesizedExpression(expression: Expression): ParenthesizedExpression; updateParenthesizedExpression(node: ParenthesizedExpression, expression: Expression): ParenthesizedExpression; createFunctionExpression(modifiers: readonly Modifier[] | undefined, asteriskToken: AsteriskToken | undefined, name: string | Identifier | undefined, typeParameters: readonly TypeParameterDeclaration[] | undefined, parameters: readonly ParameterDeclaration[] | undefined, type: TypeNode | undefined, body: Block): FunctionExpression; updateFunctionExpression(node: FunctionExpression, modifiers: readonly Modifier[] | undefined, asteriskToken: AsteriskToken | undefined, name: Identifier | undefined, typeParameters: readonly TypeParameterDeclaration[] | undefined, parameters: readonly ParameterDeclaration[], type: TypeNode | undefined, body: Block): FunctionExpression; createArrowFunction(modifiers: readonly Modifier[] | undefined, typeParameters: readonly TypeParameterDeclaration[] | undefined, parameters: readonly ParameterDeclaration[], type: TypeNode | undefined, equalsGreaterThanToken: EqualsGreaterThanToken | undefined, body: ConciseBody): ArrowFunction; updateArrowFunction(node: ArrowFunction, modifiers: readonly Modifier[] | undefined, typeParameters: readonly TypeParameterDeclaration[] | undefined, parameters: readonly ParameterDeclaration[], type: TypeNode | undefined, equalsGreaterThanToken: EqualsGreaterThanToken, body: ConciseBody): ArrowFunction; createDeleteExpression(expression: Expression): DeleteExpression; updateDeleteExpression(node: DeleteExpression, expression: Expression): DeleteExpression; createTypeOfExpression(expression: Expression): TypeOfExpression; updateTypeOfExpression(node: TypeOfExpression, expression: Expression): TypeOfExpression; createVoidExpression(expression: Expression): VoidExpression; updateVoidExpression(node: VoidExpression, expression: Expression): VoidExpression; createAwaitExpression(expression: Expression): AwaitExpression; updateAwaitExpression(node: AwaitExpression, expression: Expression): AwaitExpression; createPrefixUnaryExpression(operator: PrefixUnaryOperator, operand: Expression): PrefixUnaryExpression; updatePrefixUnaryExpression(node: PrefixUnaryExpression, operand: Expression): PrefixUnaryExpression; createPostfixUnaryExpression(operand: Expression, operator: PostfixUnaryOperator): PostfixUnaryExpression; updatePostfixUnaryExpression(node: PostfixUnaryExpression, operand: Expression): PostfixUnaryExpression; createBinaryExpression(left: Expression, operator: BinaryOperator | BinaryOperatorToken, right: Expression): BinaryExpression; updateBinaryExpression(node: BinaryExpression, left: Expression, operator: BinaryOperator | BinaryOperatorToken, right: Expression): BinaryExpression; createConditionalExpression(condition: Expression, questionToken: QuestionToken | undefined, whenTrue: Expression, colonToken: ColonToken | undefined, whenFalse: Expression): ConditionalExpression; updateConditionalExpression(node: ConditionalExpression, condition: Expression, questionToken: QuestionToken, whenTrue: Expression, colonToken: ColonToken, whenFalse: Expression): ConditionalExpression; createTemplateExpression(head: TemplateHead, templateSpans: readonly TemplateSpan[]): TemplateExpression; updateTemplateExpression(node: TemplateExpression, head: TemplateHead, templateSpans: readonly TemplateSpan[]): TemplateExpression; createTemplateHead(text: string, rawText?: string, templateFlags?: TokenFlags): TemplateHead; createTemplateHead(text: string | undefined, rawText: string, templateFlags?: TokenFlags): TemplateHead; createTemplateMiddle(text: string, rawText?: string, templateFlags?: TokenFlags): TemplateMiddle; createTemplateMiddle(text: string | undefined, rawText: string, templateFlags?: TokenFlags): TemplateMiddle; createTemplateTail(text: string, rawText?: string, templateFlags?: TokenFlags): TemplateTail; createTemplateTail(text: string | undefined, rawText: string, templateFlags?: TokenFlags): TemplateTail; createNoSubstitutionTemplateLiteral(text: string, rawText?: string): NoSubstitutionTemplateLiteral; createNoSubstitutionTemplateLiteral(text: string | undefined, rawText: string): NoSubstitutionTemplateLiteral; createYieldExpression(asteriskToken: AsteriskToken, expression: Expression): YieldExpression; createYieldExpression(asteriskToken: undefined, expression: Expression | undefined): YieldExpression; updateYieldExpression(node: YieldExpression, asteriskToken: AsteriskToken | undefined, expression: Expression | undefined): YieldExpression; createSpreadElement(expression: Expression): SpreadElement; updateSpreadElement(node: SpreadElement, expression: Expression): SpreadElement; createClassExpression(modifiers: readonly ModifierLike[] | undefined, name: string | Identifier | undefined, typeParameters: readonly TypeParameterDeclaration[] | undefined, heritageClauses: readonly HeritageClause[] | undefined, members: readonly ClassElement[]): ClassExpression; updateClassExpression(node: ClassExpression, modifiers: readonly ModifierLike[] | undefined, name: Identifier | undefined, typeParameters: readonly TypeParameterDeclaration[] | undefined, heritageClauses: readonly HeritageClause[] | undefined, members: readonly ClassElement[]): ClassExpression; createOmittedExpression(): OmittedExpression; createExpressionWithTypeArguments(expression: Expression, typeArguments: readonly TypeNode[] | undefined): ExpressionWithTypeArguments; updateExpressionWithTypeArguments(node: ExpressionWithTypeArguments, expression: Expression, typeArguments: readonly TypeNode[] | undefined): ExpressionWithTypeArguments; createAsExpression(expression: Expression, type: TypeNode): AsExpression; updateAsExpression(node: AsExpression, expression: Expression, type: TypeNode): AsExpression; createNonNullExpression(expression: Expression): NonNullExpression; updateNonNullExpression(node: NonNullExpression, expression: Expression): NonNullExpression; createNonNullChain(expression: Expression): NonNullChain; updateNonNullChain(node: NonNullChain, expression: Expression): NonNullChain; createMetaProperty(keywordToken: MetaProperty["keywordToken"], name: Identifier): MetaProperty; updateMetaProperty(node: MetaProperty, name: Identifier): MetaProperty; createSatisfiesExpression(expression: Expression, type: TypeNode): SatisfiesExpression; updateSatisfiesExpression(node: SatisfiesExpression, expression: Expression, type: TypeNode): SatisfiesExpression; createTemplateSpan(expression: Expression, literal: TemplateMiddle | TemplateTail): TemplateSpan; updateTemplateSpan(node: TemplateSpan, expression: Expression, literal: TemplateMiddle | TemplateTail): TemplateSpan; createSemicolonClassElement(): SemicolonClassElement; createBlock(statements: readonly Statement[], multiLine?: boolean): Block; updateBlock(node: Block, statements: readonly Statement[]): Block; createVariableStatement(modifiers: readonly ModifierLike[] | undefined, declarationList: VariableDeclarationList | readonly VariableDeclaration[]): VariableStatement; updateVariableStatement(node: VariableStatement, modifiers: readonly ModifierLike[] | undefined, declarationList: VariableDeclarationList): VariableStatement; createEmptyStatement(): EmptyStatement; createExpressionStatement(expression: Expression): ExpressionStatement; updateExpressionStatement(node: ExpressionStatement, expression: Expression): ExpressionStatement; createIfStatement(expression: Expression, thenStatement: Statement, elseStatement?: Statement): IfStatement; updateIfStatement(node: IfStatement, expression: Expression, thenStatement: Statement, elseStatement: Statement | undefined): IfStatement; createDoStatement(statement: Statement, expression: Expression): DoStatement; updateDoStatement(node: DoStatement, statement: Statement, expression: Expression): DoStatement; createWhileStatement(expression: Expression, statement: Statement): WhileStatement; updateWhileStatement(node: WhileStatement, expression: Expression, statement: Statement): WhileStatement; createForStatement(initializer: ForInitializer | undefined, condition: Expression | undefined, incrementor: Expression | undefined, statement: Statement): ForStatement; updateForStatement(node: ForStatement, initializer: ForInitializer | undefined, condition: Expression | undefined, incrementor: Expression | undefined, statement: Statement): ForStatement; createForInStatement(initializer: ForInitializer, expression: Expression, statement: Statement): ForInStatement; updateForInStatement(node: ForInStatement, initializer: ForInitializer, expression: Expression, statement: Statement): ForInStatement; createForOfStatement(awaitModifier: AwaitKeyword | undefined, initializer: ForInitializer, expression: Expression, statement: Statement): ForOfStatement; updateForOfStatement(node: ForOfStatement, awaitModifier: AwaitKeyword | undefined, initializer: ForInitializer, expression: Expression, statement: Statement): ForOfStatement; createContinueStatement(label?: string | Identifier): ContinueStatement; updateContinueStatement(node: ContinueStatement, label: Identifier | undefined): ContinueStatement; createBreakStatement(label?: string | Identifier): BreakStatement; updateBreakStatement(node: BreakStatement, label: Identifier | undefined): BreakStatement; createReturnStatement(expression?: Expression): ReturnStatement; updateReturnStatement(node: ReturnStatement, expression: Expression | undefined): ReturnStatement; createWithStatement(expression: Expression, statement: Statement): WithStatement; updateWithStatement(node: WithStatement, expression: Expression, statement: Statement): WithStatement; createSwitchStatement(expression: Expression, caseBlock: CaseBlock): SwitchStatement; updateSwitchStatement(node: SwitchStatement, expression: Expression, caseBlock: CaseBlock): SwitchStatement; createLabeledStatement(label: string | Identifier, statement: Statement): LabeledStatement; updateLabeledStatement(node: LabeledStatement, label: Identifier, statement: Statement): LabeledStatement; createThrowStatement(expression: Expression): ThrowStatement; updateThrowStatement(node: ThrowStatement, expression: Expression): ThrowStatement; createTryStatement(tryBlock: Block, catchClause: CatchClause | undefined, finallyBlock: Block | undefined): TryStatement; updateTryStatement(node: TryStatement, tryBlock: Block, catchClause: CatchClause | undefined, finallyBlock: Block | undefined): TryStatement; createDebuggerStatement(): DebuggerStatement; createVariableDeclaration(name: string | BindingName, exclamationToken?: ExclamationToken, type?: TypeNode, initializer?: Expression): VariableDeclaration; updateVariableDeclaration(node: VariableDeclaration, name: BindingName, exclamationToken: ExclamationToken | undefined, type: TypeNode | undefined, initializer: Expression | undefined): VariableDeclaration; createVariableDeclarationList(declarations: readonly VariableDeclaration[], flags?: NodeFlags): VariableDeclarationList; updateVariableDeclarationList(node: VariableDeclarationList, declarations: readonly VariableDeclaration[]): VariableDeclarationList; createFunctionDeclaration(modifiers: readonly ModifierLike[] | undefined, asteriskToken: AsteriskToken | undefined, name: string | Identifier | undefined, typeParameters: readonly TypeParameterDeclaration[] | undefined, parameters: readonly ParameterDeclaration[], type: TypeNode | undefined, body: Block | undefined): FunctionDeclaration; updateFunctionDeclaration(node: FunctionDeclaration, modifiers: readonly ModifierLike[] | undefined, asteriskToken: AsteriskToken | undefined, name: Identifier | undefined, typeParameters: readonly TypeParameterDeclaration[] | undefined, parameters: readonly ParameterDeclaration[], type: TypeNode | undefined, body: Block | undefined): FunctionDeclaration; createClassDeclaration(modifiers: readonly ModifierLike[] | undefined, name: string | Identifier | undefined, typeParameters: readonly TypeParameterDeclaration[] | undefined, heritageClauses: readonly HeritageClause[] | undefined, members: readonly ClassElement[]): ClassDeclaration; updateClassDeclaration(node: ClassDeclaration, modifiers: readonly ModifierLike[] | undefined, name: Identifier | undefined, typeParameters: readonly TypeParameterDeclaration[] | undefined, heritageClauses: readonly HeritageClause[] | undefined, members: readonly ClassElement[]): ClassDeclaration; createInterfaceDeclaration(modifiers: readonly ModifierLike[] | undefined, name: string | Identifier, typeParameters: readonly TypeParameterDeclaration[] | undefined, heritageClauses: readonly HeritageClause[] | undefined, members: readonly TypeElement[]): InterfaceDeclaration; updateInterfaceDeclaration(node: InterfaceDeclaration, modifiers: readonly ModifierLike[] | undefined, name: Identifier, typeParameters: readonly TypeParameterDeclaration[] | undefined, heritageClauses: readonly HeritageClause[] | undefined, members: readonly TypeElement[]): InterfaceDeclaration; createTypeAliasDeclaration(modifiers: readonly ModifierLike[] | undefined, name: string | Identifier, typeParameters: readonly TypeParameterDeclaration[] | undefined, type: TypeNode): TypeAliasDeclaration; updateTypeAliasDeclaration(node: TypeAliasDeclaration, modifiers: readonly ModifierLike[] | undefined, name: Identifier, typeParameters: readonly TypeParameterDeclaration[] | undefined, type: TypeNode): TypeAliasDeclaration; createEnumDeclaration(modifiers: readonly ModifierLike[] | undefined, name: string | Identifier, members: readonly EnumMember[]): EnumDeclaration; updateEnumDeclaration(node: EnumDeclaration, modifiers: readonly ModifierLike[] | undefined, name: Identifier, members: readonly EnumMember[]): EnumDeclaration; createModuleDeclaration(modifiers: readonly ModifierLike[] | undefined, name: ModuleName, body: ModuleBody | undefined, flags?: NodeFlags): ModuleDeclaration; updateModuleDeclaration(node: ModuleDeclaration, modifiers: readonly ModifierLike[] | undefined, name: ModuleName, body: ModuleBody | undefined): ModuleDeclaration; createModuleBlock(statements: readonly Statement[]): ModuleBlock; updateModuleBlock(node: ModuleBlock, statements: readonly Statement[]): ModuleBlock; createCaseBlock(clauses: readonly CaseOrDefaultClause[]): CaseBlock; updateCaseBlock(node: CaseBlock, clauses: readonly CaseOrDefaultClause[]): CaseBlock; createNamespaceExportDeclaration(name: string | Identifier): NamespaceExportDeclaration; updateNamespaceExportDeclaration(node: NamespaceExportDeclaration, name: Identifier): NamespaceExportDeclaration; createImportEqualsDeclaration(modifiers: readonly ModifierLike[] | undefined, isTypeOnly: boolean, name: string | Identifier, moduleReference: ModuleReference): ImportEqualsDeclaration; updateImportEqualsDeclaration(node: ImportEqualsDeclaration, modifiers: readonly ModifierLike[] | undefined, isTypeOnly: boolean, name: Identifier, moduleReference: ModuleReference): ImportEqualsDeclaration; createImportDeclaration(modifiers: readonly ModifierLike[] | undefined, importClause: ImportClause | undefined, moduleSpecifier: Expression, assertClause?: AssertClause): ImportDeclaration; updateImportDeclaration(node: ImportDeclaration, modifiers: readonly ModifierLike[] | undefined, importClause: ImportClause | undefined, moduleSpecifier: Expression, assertClause: AssertClause | undefined): ImportDeclaration; createImportClause(isTypeOnly: boolean, name: Identifier | undefined, namedBindings: NamedImportBindings | undefined): ImportClause; updateImportClause(node: ImportClause, isTypeOnly: boolean, name: Identifier | undefined, namedBindings: NamedImportBindings | undefined): ImportClause; createAssertClause(elements: NodeArray, multiLine?: boolean): AssertClause; updateAssertClause(node: AssertClause, elements: NodeArray, multiLine?: boolean): AssertClause; createAssertEntry(name: AssertionKey, value: Expression): AssertEntry; updateAssertEntry(node: AssertEntry, name: AssertionKey, value: Expression): AssertEntry; createImportTypeAssertionContainer(clause: AssertClause, multiLine?: boolean): ImportTypeAssertionContainer; updateImportTypeAssertionContainer(node: ImportTypeAssertionContainer, clause: AssertClause, multiLine?: boolean): ImportTypeAssertionContainer; createNamespaceImport(name: Identifier): NamespaceImport; updateNamespaceImport(node: NamespaceImport, name: Identifier): NamespaceImport; createNamespaceExport(name: Identifier): NamespaceExport; updateNamespaceExport(node: NamespaceExport, name: Identifier): NamespaceExport; createNamedImports(elements: readonly ImportSpecifier[]): NamedImports; updateNamedImports(node: NamedImports, elements: readonly ImportSpecifier[]): NamedImports; createImportSpecifier(isTypeOnly: boolean, propertyName: Identifier | undefined, name: Identifier): ImportSpecifier; updateImportSpecifier(node: ImportSpecifier, isTypeOnly: boolean, propertyName: Identifier | undefined, name: Identifier): ImportSpecifier; createExportAssignment(modifiers: readonly ModifierLike[] | undefined, isExportEquals: boolean | undefined, expression: Expression): ExportAssignment; updateExportAssignment(node: ExportAssignment, modifiers: readonly ModifierLike[] | undefined, expression: Expression): ExportAssignment; createExportDeclaration(modifiers: readonly ModifierLike[] | undefined, isTypeOnly: boolean, exportClause: NamedExportBindings | undefined, moduleSpecifier?: Expression, assertClause?: AssertClause): ExportDeclaration; updateExportDeclaration(node: ExportDeclaration, modifiers: readonly ModifierLike[] | undefined, isTypeOnly: boolean, exportClause: NamedExportBindings | undefined, moduleSpecifier: Expression | undefined, assertClause: AssertClause | undefined): ExportDeclaration; createNamedExports(elements: readonly ExportSpecifier[]): NamedExports; updateNamedExports(node: NamedExports, elements: readonly ExportSpecifier[]): NamedExports; createExportSpecifier(isTypeOnly: boolean, propertyName: string | Identifier | undefined, name: string | Identifier): ExportSpecifier; updateExportSpecifier(node: ExportSpecifier, isTypeOnly: boolean, propertyName: Identifier | undefined, name: Identifier): ExportSpecifier; createExternalModuleReference(expression: Expression): ExternalModuleReference; updateExternalModuleReference(node: ExternalModuleReference, expression: Expression): ExternalModuleReference; createJSDocAllType(): JSDocAllType; createJSDocUnknownType(): JSDocUnknownType; createJSDocNonNullableType(type: TypeNode, postfix?: boolean): JSDocNonNullableType; updateJSDocNonNullableType(node: JSDocNonNullableType, type: TypeNode): JSDocNonNullableType; createJSDocNullableType(type: TypeNode, postfix?: boolean): JSDocNullableType; updateJSDocNullableType(node: JSDocNullableType, type: TypeNode): JSDocNullableType; createJSDocOptionalType(type: TypeNode): JSDocOptionalType; updateJSDocOptionalType(node: JSDocOptionalType, type: TypeNode): JSDocOptionalType; createJSDocFunctionType(parameters: readonly ParameterDeclaration[], type: TypeNode | undefined): JSDocFunctionType; updateJSDocFunctionType(node: JSDocFunctionType, parameters: readonly ParameterDeclaration[], type: TypeNode | undefined): JSDocFunctionType; createJSDocVariadicType(type: TypeNode): JSDocVariadicType; updateJSDocVariadicType(node: JSDocVariadicType, type: TypeNode): JSDocVariadicType; createJSDocNamepathType(type: TypeNode): JSDocNamepathType; updateJSDocNamepathType(node: JSDocNamepathType, type: TypeNode): JSDocNamepathType; createJSDocTypeExpression(type: TypeNode): JSDocTypeExpression; updateJSDocTypeExpression(node: JSDocTypeExpression, type: TypeNode): JSDocTypeExpression; createJSDocNameReference(name: EntityName | JSDocMemberName): JSDocNameReference; updateJSDocNameReference(node: JSDocNameReference, name: EntityName | JSDocMemberName): JSDocNameReference; createJSDocMemberName(left: EntityName | JSDocMemberName, right: Identifier): JSDocMemberName; updateJSDocMemberName(node: JSDocMemberName, left: EntityName | JSDocMemberName, right: Identifier): JSDocMemberName; createJSDocLink(name: EntityName | JSDocMemberName | undefined, text: string): JSDocLink; updateJSDocLink(node: JSDocLink, name: EntityName | JSDocMemberName | undefined, text: string): JSDocLink; createJSDocLinkCode(name: EntityName | JSDocMemberName | undefined, text: string): JSDocLinkCode; updateJSDocLinkCode(node: JSDocLinkCode, name: EntityName | JSDocMemberName | undefined, text: string): JSDocLinkCode; createJSDocLinkPlain(name: EntityName | JSDocMemberName | undefined, text: string): JSDocLinkPlain; updateJSDocLinkPlain(node: JSDocLinkPlain, name: EntityName | JSDocMemberName | undefined, text: string): JSDocLinkPlain; createJSDocTypeLiteral(jsDocPropertyTags?: readonly JSDocPropertyLikeTag[], isArrayType?: boolean): JSDocTypeLiteral; updateJSDocTypeLiteral(node: JSDocTypeLiteral, jsDocPropertyTags: readonly JSDocPropertyLikeTag[] | undefined, isArrayType: boolean | undefined): JSDocTypeLiteral; createJSDocSignature(typeParameters: readonly JSDocTemplateTag[] | undefined, parameters: readonly JSDocParameterTag[], type?: JSDocReturnTag): JSDocSignature; updateJSDocSignature(node: JSDocSignature, typeParameters: readonly JSDocTemplateTag[] | undefined, parameters: readonly JSDocParameterTag[], type: JSDocReturnTag | undefined): JSDocSignature; createJSDocTemplateTag(tagName: Identifier | undefined, constraint: JSDocTypeExpression | undefined, typeParameters: readonly TypeParameterDeclaration[], comment?: string | NodeArray): JSDocTemplateTag; updateJSDocTemplateTag(node: JSDocTemplateTag, tagName: Identifier | undefined, constraint: JSDocTypeExpression | undefined, typeParameters: readonly TypeParameterDeclaration[], comment: string | NodeArray | undefined): JSDocTemplateTag; createJSDocTypedefTag(tagName: Identifier | undefined, typeExpression?: JSDocTypeExpression | JSDocTypeLiteral, fullName?: Identifier | JSDocNamespaceDeclaration, comment?: string | NodeArray): JSDocTypedefTag; updateJSDocTypedefTag(node: JSDocTypedefTag, tagName: Identifier | undefined, typeExpression: JSDocTypeExpression | JSDocTypeLiteral | undefined, fullName: Identifier | JSDocNamespaceDeclaration | undefined, comment: string | NodeArray | undefined): JSDocTypedefTag; createJSDocParameterTag(tagName: Identifier | undefined, name: EntityName, isBracketed: boolean, typeExpression?: JSDocTypeExpression, isNameFirst?: boolean, comment?: string | NodeArray): JSDocParameterTag; updateJSDocParameterTag(node: JSDocParameterTag, tagName: Identifier | undefined, name: EntityName, isBracketed: boolean, typeExpression: JSDocTypeExpression | undefined, isNameFirst: boolean, comment: string | NodeArray | undefined): JSDocParameterTag; createJSDocPropertyTag(tagName: Identifier | undefined, name: EntityName, isBracketed: boolean, typeExpression?: JSDocTypeExpression, isNameFirst?: boolean, comment?: string | NodeArray): JSDocPropertyTag; updateJSDocPropertyTag(node: JSDocPropertyTag, tagName: Identifier | undefined, name: EntityName, isBracketed: boolean, typeExpression: JSDocTypeExpression | undefined, isNameFirst: boolean, comment: string | NodeArray | undefined): JSDocPropertyTag; createJSDocTypeTag(tagName: Identifier | undefined, typeExpression: JSDocTypeExpression, comment?: string | NodeArray): JSDocTypeTag; updateJSDocTypeTag(node: JSDocTypeTag, tagName: Identifier | undefined, typeExpression: JSDocTypeExpression, comment: string | NodeArray | undefined): JSDocTypeTag; createJSDocSeeTag(tagName: Identifier | undefined, nameExpression: JSDocNameReference | undefined, comment?: string | NodeArray): JSDocSeeTag; updateJSDocSeeTag(node: JSDocSeeTag, tagName: Identifier | undefined, nameExpression: JSDocNameReference | undefined, comment?: string | NodeArray): JSDocSeeTag; createJSDocReturnTag(tagName: Identifier | undefined, typeExpression?: JSDocTypeExpression, comment?: string | NodeArray): JSDocReturnTag; updateJSDocReturnTag(node: JSDocReturnTag, tagName: Identifier | undefined, typeExpression: JSDocTypeExpression | undefined, comment: string | NodeArray | undefined): JSDocReturnTag; createJSDocThisTag(tagName: Identifier | undefined, typeExpression: JSDocTypeExpression, comment?: string | NodeArray): JSDocThisTag; updateJSDocThisTag(node: JSDocThisTag, tagName: Identifier | undefined, typeExpression: JSDocTypeExpression | undefined, comment: string | NodeArray | undefined): JSDocThisTag; createJSDocEnumTag(tagName: Identifier | undefined, typeExpression: JSDocTypeExpression, comment?: string | NodeArray): JSDocEnumTag; updateJSDocEnumTag(node: JSDocEnumTag, tagName: Identifier | undefined, typeExpression: JSDocTypeExpression, comment: string | NodeArray | undefined): JSDocEnumTag; createJSDocCallbackTag(tagName: Identifier | undefined, typeExpression: JSDocSignature, fullName?: Identifier | JSDocNamespaceDeclaration, comment?: string | NodeArray): JSDocCallbackTag; updateJSDocCallbackTag(node: JSDocCallbackTag, tagName: Identifier | undefined, typeExpression: JSDocSignature, fullName: Identifier | JSDocNamespaceDeclaration | undefined, comment: string | NodeArray | undefined): JSDocCallbackTag; createJSDocOverloadTag(tagName: Identifier | undefined, typeExpression: JSDocSignature, comment?: string | NodeArray): JSDocOverloadTag; updateJSDocOverloadTag(node: JSDocOverloadTag, tagName: Identifier | undefined, typeExpression: JSDocSignature, comment: string | NodeArray | undefined): JSDocOverloadTag; createJSDocAugmentsTag(tagName: Identifier | undefined, className: JSDocAugmentsTag["class"], comment?: string | NodeArray): JSDocAugmentsTag; updateJSDocAugmentsTag(node: JSDocAugmentsTag, tagName: Identifier | undefined, className: JSDocAugmentsTag["class"], comment: string | NodeArray | undefined): JSDocAugmentsTag; createJSDocImplementsTag(tagName: Identifier | undefined, className: JSDocImplementsTag["class"], comment?: string | NodeArray): JSDocImplementsTag; updateJSDocImplementsTag(node: JSDocImplementsTag, tagName: Identifier | undefined, className: JSDocImplementsTag["class"], comment: string | NodeArray | undefined): JSDocImplementsTag; createJSDocAuthorTag(tagName: Identifier | undefined, comment?: string | NodeArray): JSDocAuthorTag; updateJSDocAuthorTag(node: JSDocAuthorTag, tagName: Identifier | undefined, comment: string | NodeArray | undefined): JSDocAuthorTag; createJSDocClassTag(tagName: Identifier | undefined, comment?: string | NodeArray): JSDocClassTag; updateJSDocClassTag(node: JSDocClassTag, tagName: Identifier | undefined, comment: string | NodeArray | undefined): JSDocClassTag; createJSDocPublicTag(tagName: Identifier | undefined, comment?: string | NodeArray): JSDocPublicTag; updateJSDocPublicTag(node: JSDocPublicTag, tagName: Identifier | undefined, comment: string | NodeArray | undefined): JSDocPublicTag; createJSDocPrivateTag(tagName: Identifier | undefined, comment?: string | NodeArray): JSDocPrivateTag; updateJSDocPrivateTag(node: JSDocPrivateTag, tagName: Identifier | undefined, comment: string | NodeArray | undefined): JSDocPrivateTag; createJSDocProtectedTag(tagName: Identifier | undefined, comment?: string | NodeArray): JSDocProtectedTag; updateJSDocProtectedTag(node: JSDocProtectedTag, tagName: Identifier | undefined, comment: string | NodeArray | undefined): JSDocProtectedTag; createJSDocReadonlyTag(tagName: Identifier | undefined, comment?: string | NodeArray): JSDocReadonlyTag; updateJSDocReadonlyTag(node: JSDocReadonlyTag, tagName: Identifier | undefined, comment: string | NodeArray | undefined): JSDocReadonlyTag; createJSDocUnknownTag(tagName: Identifier, comment?: string | NodeArray): JSDocUnknownTag; updateJSDocUnknownTag(node: JSDocUnknownTag, tagName: Identifier, comment: string | NodeArray | undefined): JSDocUnknownTag; createJSDocDeprecatedTag(tagName: Identifier | undefined, comment?: string | NodeArray): JSDocDeprecatedTag; updateJSDocDeprecatedTag(node: JSDocDeprecatedTag, tagName: Identifier | undefined, comment?: string | NodeArray): JSDocDeprecatedTag; createJSDocOverrideTag(tagName: Identifier | undefined, comment?: string | NodeArray): JSDocOverrideTag; updateJSDocOverrideTag(node: JSDocOverrideTag, tagName: Identifier | undefined, comment?: string | NodeArray): JSDocOverrideTag; createJSDocThrowsTag(tagName: Identifier, typeExpression: JSDocTypeExpression | undefined, comment?: string | NodeArray): JSDocThrowsTag; updateJSDocThrowsTag(node: JSDocThrowsTag, tagName: Identifier | undefined, typeExpression: JSDocTypeExpression | undefined, comment?: string | NodeArray | undefined): JSDocThrowsTag; createJSDocSatisfiesTag(tagName: Identifier | undefined, typeExpression: JSDocTypeExpression, comment?: string | NodeArray): JSDocSatisfiesTag; updateJSDocSatisfiesTag(node: JSDocSatisfiesTag, tagName: Identifier | undefined, typeExpression: JSDocTypeExpression, comment: string | NodeArray | undefined): JSDocSatisfiesTag; createJSDocText(text: string): JSDocText; updateJSDocText(node: JSDocText, text: string): JSDocText; createJSDocComment(comment?: string | NodeArray | undefined, tags?: readonly JSDocTag[] | undefined): JSDoc; updateJSDocComment(node: JSDoc, comment: string | NodeArray | undefined, tags: readonly JSDocTag[] | undefined): JSDoc; createJsxElement(openingElement: JsxOpeningElement, children: readonly JsxChild[], closingElement: JsxClosingElement): JsxElement; updateJsxElement(node: JsxElement, openingElement: JsxOpeningElement, children: readonly JsxChild[], closingElement: JsxClosingElement): JsxElement; createJsxSelfClosingElement(tagName: JsxTagNameExpression, typeArguments: readonly TypeNode[] | undefined, attributes: JsxAttributes): JsxSelfClosingElement; updateJsxSelfClosingElement(node: JsxSelfClosingElement, tagName: JsxTagNameExpression, typeArguments: readonly TypeNode[] | undefined, attributes: JsxAttributes): JsxSelfClosingElement; createJsxOpeningElement(tagName: JsxTagNameExpression, typeArguments: readonly TypeNode[] | undefined, attributes: JsxAttributes): JsxOpeningElement; updateJsxOpeningElement(node: JsxOpeningElement, tagName: JsxTagNameExpression, typeArguments: readonly TypeNode[] | undefined, attributes: JsxAttributes): JsxOpeningElement; createJsxClosingElement(tagName: JsxTagNameExpression): JsxClosingElement; updateJsxClosingElement(node: JsxClosingElement, tagName: JsxTagNameExpression): JsxClosingElement; createJsxFragment(openingFragment: JsxOpeningFragment, children: readonly JsxChild[], closingFragment: JsxClosingFragment): JsxFragment; createJsxText(text: string, containsOnlyTriviaWhiteSpaces?: boolean): JsxText; updateJsxText(node: JsxText, text: string, containsOnlyTriviaWhiteSpaces?: boolean): JsxText; createJsxOpeningFragment(): JsxOpeningFragment; createJsxJsxClosingFragment(): JsxClosingFragment; updateJsxFragment(node: JsxFragment, openingFragment: JsxOpeningFragment, children: readonly JsxChild[], closingFragment: JsxClosingFragment): JsxFragment; createJsxAttribute(name: Identifier, initializer: JsxAttributeValue | undefined): JsxAttribute; updateJsxAttribute(node: JsxAttribute, name: Identifier, initializer: JsxAttributeValue | undefined): JsxAttribute; createJsxAttributes(properties: readonly JsxAttributeLike[]): JsxAttributes; updateJsxAttributes(node: JsxAttributes, properties: readonly JsxAttributeLike[]): JsxAttributes; createJsxSpreadAttribute(expression: Expression): JsxSpreadAttribute; updateJsxSpreadAttribute(node: JsxSpreadAttribute, expression: Expression): JsxSpreadAttribute; createJsxExpression(dotDotDotToken: DotDotDotToken | undefined, expression: Expression | undefined): JsxExpression; updateJsxExpression(node: JsxExpression, expression: Expression | undefined): JsxExpression; createCaseClause(expression: Expression, statements: readonly Statement[]): CaseClause; updateCaseClause(node: CaseClause, expression: Expression, statements: readonly Statement[]): CaseClause; createDefaultClause(statements: readonly Statement[]): DefaultClause; updateDefaultClause(node: DefaultClause, statements: readonly Statement[]): DefaultClause; createHeritageClause(token: HeritageClause["token"], types: readonly ExpressionWithTypeArguments[]): HeritageClause; updateHeritageClause(node: HeritageClause, types: readonly ExpressionWithTypeArguments[]): HeritageClause; createCatchClause(variableDeclaration: string | BindingName | VariableDeclaration | undefined, block: Block): CatchClause; updateCatchClause(node: CatchClause, variableDeclaration: VariableDeclaration | undefined, block: Block): CatchClause; createPropertyAssignment(name: string | PropertyName, initializer: Expression): PropertyAssignment; updatePropertyAssignment(node: PropertyAssignment, name: PropertyName, initializer: Expression): PropertyAssignment; createShorthandPropertyAssignment(name: string | Identifier, objectAssignmentInitializer?: Expression): ShorthandPropertyAssignment; updateShorthandPropertyAssignment(node: ShorthandPropertyAssignment, name: Identifier, objectAssignmentInitializer: Expression | undefined): ShorthandPropertyAssignment; createSpreadAssignment(expression: Expression): SpreadAssignment; updateSpreadAssignment(node: SpreadAssignment, expression: Expression): SpreadAssignment; createEnumMember(name: string | PropertyName, initializer?: Expression): EnumMember; updateEnumMember(node: EnumMember, name: PropertyName, initializer: Expression | undefined): EnumMember; createSourceFile(statements: readonly Statement[], endOfFileToken: EndOfFileToken, flags: NodeFlags): SourceFile; updateSourceFile(node: SourceFile, statements: readonly Statement[], isDeclarationFile?: boolean, referencedFiles?: readonly FileReference[], typeReferences?: readonly FileReference[], hasNoDefaultLib?: boolean, libReferences?: readonly FileReference[]): SourceFile; createNotEmittedStatement(original: Node): NotEmittedStatement; createPartiallyEmittedExpression(expression: Expression, original?: Node): PartiallyEmittedExpression; updatePartiallyEmittedExpression(node: PartiallyEmittedExpression, expression: Expression): PartiallyEmittedExpression; createCommaListExpression(elements: readonly Expression[]): CommaListExpression; updateCommaListExpression(node: CommaListExpression, elements: readonly Expression[]): CommaListExpression; createBundle(sourceFiles: readonly SourceFile[]): Bundle; /** @deprecated*/ createBundle(sourceFiles: readonly SourceFile[], prepends?: readonly (UnparsedSource | InputFiles)[]): Bundle; updateBundle(node: Bundle, sourceFiles: readonly SourceFile[]): Bundle; /** @deprecated*/ updateBundle(node: Bundle, sourceFiles: readonly SourceFile[], prepends?: readonly (UnparsedSource | InputFiles)[]): Bundle; createComma(left: Expression, right: Expression): BinaryExpression; createAssignment(left: ObjectLiteralExpression | ArrayLiteralExpression, right: Expression): DestructuringAssignment; createAssignment(left: Expression, right: Expression): AssignmentExpression; createLogicalOr(left: Expression, right: Expression): BinaryExpression; createLogicalAnd(left: Expression, right: Expression): BinaryExpression; createBitwiseOr(left: Expression, right: Expression): BinaryExpression; createBitwiseXor(left: Expression, right: Expression): BinaryExpression; createBitwiseAnd(left: Expression, right: Expression): BinaryExpression; createStrictEquality(left: Expression, right: Expression): BinaryExpression; createStrictInequality(left: Expression, right: Expression): BinaryExpression; createEquality(left: Expression, right: Expression): BinaryExpression; createInequality(left: Expression, right: Expression): BinaryExpression; createLessThan(left: Expression, right: Expression): BinaryExpression; createLessThanEquals(left: Expression, right: Expression): BinaryExpression; createGreaterThan(left: Expression, right: Expression): BinaryExpression; createGreaterThanEquals(left: Expression, right: Expression): BinaryExpression; createLeftShift(left: Expression, right: Expression): BinaryExpression; createRightShift(left: Expression, right: Expression): BinaryExpression; createUnsignedRightShift(left: Expression, right: Expression): BinaryExpression; createAdd(left: Expression, right: Expression): BinaryExpression; createSubtract(left: Expression, right: Expression): BinaryExpression; createMultiply(left: Expression, right: Expression): BinaryExpression; createDivide(left: Expression, right: Expression): BinaryExpression; createModulo(left: Expression, right: Expression): BinaryExpression; createExponent(left: Expression, right: Expression): BinaryExpression; createPrefixPlus(operand: Expression): PrefixUnaryExpression; createPrefixMinus(operand: Expression): PrefixUnaryExpression; createPrefixIncrement(operand: Expression): PrefixUnaryExpression; createPrefixDecrement(operand: Expression): PrefixUnaryExpression; createBitwiseNot(operand: Expression): PrefixUnaryExpression; createLogicalNot(operand: Expression): PrefixUnaryExpression; createPostfixIncrement(operand: Expression): PostfixUnaryExpression; createPostfixDecrement(operand: Expression): PostfixUnaryExpression; createImmediatelyInvokedFunctionExpression(statements: readonly Statement[]): CallExpression; createImmediatelyInvokedFunctionExpression(statements: readonly Statement[], param: ParameterDeclaration, paramValue: Expression): CallExpression; createImmediatelyInvokedArrowFunction(statements: readonly Statement[]): CallExpression; createImmediatelyInvokedArrowFunction(statements: readonly Statement[], param: ParameterDeclaration, paramValue: Expression): CallExpression; createVoidZero(): VoidExpression; createExportDefault(expression: Expression): ExportAssignment; createExternalModuleExport(exportName: Identifier): ExportDeclaration; restoreOuterExpressions(outerExpression: Expression | undefined, innerExpression: Expression, kinds?: OuterExpressionKinds): Expression; } interface CoreTransformationContext { readonly factory: NodeFactory; /** 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[] | undefined; /** Hoists a function declaration to the containing scope. */ hoistFunctionDeclaration(node: FunctionDeclaration): void; /** Hoists a variable declaration to the containing scope. */ hoistVariableDeclaration(node: Identifier): void; } interface TransformationContext extends CoreTransformationContext { /** 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 { /** Gets the transformed source files. */ transformed: T[]; /** Gets diagnostics for the transformation. */ diagnostics?: DiagnosticWithLocation[]; /** * 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; /** * Indicates if a given node needs an emit notification * * @param node The node to emit. */ isEmitNotificationEnabled?(node: Node): boolean; /** * 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 = (context: TransformationContext) => Transformer; /** * A function that transforms a node. */ type Transformer = (node: T) => T; /** * A function that accepts and possibly transforms a node. */ type Visitor = (node: TIn) => VisitResult; /** * A function that walks a node using the given visitor, lifting node arrays into single nodes, * returning an node which satisfies the test. * * - If the input node is undefined, then the output is undefined. * - If the visitor returns undefined, then the output is undefined. * - If the output node is not undefined, then it will satisfy the test function. * - In order to obtain a return type that is more specific than `Node`, a test * function _must_ be provided, and that function must be a type predicate. * * For the canonical implementation of this type, @see {visitNode}. */ interface NodeVisitor { (node: TIn, visitor: Visitor, TVisited>, test: (node: Node) => node is TOut, lift?: (node: readonly Node[]) => Node): TOut | (TIn & undefined) | (TVisited & undefined); (node: TIn, visitor: Visitor, TVisited>, test?: (node: Node) => boolean, lift?: (node: readonly Node[]) => Node): Node | (TIn & undefined) | (TVisited & undefined); } /** * A function that walks a node array using the given visitor, returning an array whose contents satisfy the test. * * - If the input node array is undefined, the output is undefined. * - If the visitor can return undefined, the node it visits in the array will be reused. * - If the output node array is not undefined, then its contents will satisfy the test. * - In order to obtain a return type that is more specific than `NodeArray`, a test * function _must_ be provided, and that function must be a type predicate. * * For the canonical implementation of this type, @see {visitNodes}. */ interface NodesVisitor { | undefined, TOut extends Node>(nodes: TInArray, visitor: Visitor, test: (node: Node) => node is TOut, start?: number, count?: number): NodeArray | (TInArray & undefined); | undefined>(nodes: TInArray, visitor: Visitor, test?: (node: Node) => boolean, start?: number, count?: number): NodeArray | (TInArray & undefined); } type VisitResult = T | readonly Node[]; 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 list of nodes using the given format flags */ printList(format: ListFormat, list: NodeArray, 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 to check if an emit notification is required for a node. * @param node The node to emit. */ isEmitNotificationEnabled?(node: Node): boolean; /** * 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; omitTrailingSemicolon?: boolean; noEmitHelpers?: boolean; } interface GetEffectiveTypeRootsHost { directoryExists?(directoryName: string): boolean; getCurrentDirectory?(): string; } interface TextSpan { start: number; length: number; } interface TextChangeRange { span: TextSpan; newLength: number; } interface SyntaxList extends Node { kind: SyntaxKind.SyntaxList; _children: Node[]; } enum ListFormat { None = 0, SingleLine = 0, MultiLine = 1, PreserveLines = 2, LinesMask = 3, NotDelimited = 0, BarDelimited = 4, AmpersandDelimited = 8, CommaDelimited = 16, AsteriskDelimited = 32, DelimitersMask = 60, AllowTrailingComma = 64, Indented = 128, SpaceBetweenBraces = 256, SpaceBetweenSiblings = 512, Braces = 1024, Parenthesis = 2048, AngleBrackets = 4096, SquareBrackets = 8192, BracketsMask = 15360, OptionalIfUndefined = 16384, OptionalIfEmpty = 32768, Optional = 49152, PreferNewLine = 65536, NoTrailingNewLine = 131072, NoInterveningComments = 262144, NoSpaceIfEmpty = 524288, SingleElement = 1048576, SpaceAfterList = 2097152, Modifiers = 2359808, HeritageClauses = 512, SingleLineTypeLiteralMembers = 768, MultiLineTypeLiteralMembers = 32897, SingleLineTupleTypeElements = 528, MultiLineTupleTypeElements = 657, UnionTypeConstituents = 516, IntersectionTypeConstituents = 520, ObjectBindingPatternElements = 525136, ArrayBindingPatternElements = 524880, ObjectLiteralExpressionProperties = 526226, ImportClauseEntries = 526226, ArrayLiteralExpressionElements = 8914, CommaListElements = 528, CallExpressionArguments = 2576, NewExpressionArguments = 18960, TemplateExpressionSpans = 262144, SingleLineBlockStatements = 768, MultiLineBlockStatements = 129, VariableDeclarationList = 528, SingleLineFunctionBodyStatements = 768, MultiLineFunctionBodyStatements = 1, ClassHeritageClauses = 0, ClassMembers = 129, InterfaceMembers = 129, EnumMembers = 145, CaseBlockClauses = 129, NamedImportsOrExportsElements = 525136, JsxElementOrFragmentChildren = 262144, JsxElementAttributes = 262656, CaseOrDefaultClauseStatements = 163969, HeritageClauseTypes = 528, SourceFileStatements = 131073, Decorators = 2146305, TypeArguments = 53776, TypeParameters = 53776, Parameters = 2576, IndexSignatureParameters = 8848, JSDocComment = 33 } interface UserPreferences { readonly disableSuggestions?: boolean; readonly quotePreference?: "auto" | "double" | "single"; readonly includeCompletionsForModuleExports?: boolean; readonly includeCompletionsForImportStatements?: boolean; readonly includeCompletionsWithSnippetText?: boolean; readonly includeAutomaticOptionalChainCompletions?: boolean; readonly includeCompletionsWithInsertText?: boolean; readonly includeCompletionsWithClassMemberSnippets?: boolean; readonly includeCompletionsWithObjectLiteralMethodSnippets?: boolean; readonly useLabelDetailsInCompletionEntries?: boolean; readonly allowIncompleteCompletions?: boolean; readonly importModuleSpecifierPreference?: "shortest" | "project-relative" | "relative" | "non-relative"; /** Determines whether we import `foo/index.ts` as "foo", "foo/index", or "foo/index.js" */ readonly importModuleSpecifierEnding?: "auto" | "minimal" | "index" | "js"; readonly allowTextChangesInNewFiles?: boolean; readonly providePrefixAndSuffixTextForRename?: boolean; readonly includePackageJsonAutoImports?: "auto" | "on" | "off"; readonly provideRefactorNotApplicableReason?: boolean; readonly jsxAttributeCompletionStyle?: "auto" | "braces" | "none"; readonly includeInlayParameterNameHints?: "none" | "literals" | "all"; readonly includeInlayParameterNameHintsWhenArgumentMatchesName?: boolean; readonly includeInlayFunctionParameterTypeHints?: boolean; readonly includeInlayVariableTypeHints?: boolean; readonly includeInlayVariableTypeHintsWhenTypeMatchesName?: boolean; readonly includeInlayPropertyDeclarationTypeHints?: boolean; readonly includeInlayFunctionLikeReturnTypeHints?: boolean; readonly includeInlayEnumMemberValueHints?: boolean; readonly allowRenameOfImportPath?: boolean; readonly autoImportFileExcludePatterns?: string[]; readonly organizeImportsIgnoreCase?: "auto" | boolean; readonly organizeImportsCollation?: "ordinal" | "unicode"; readonly organizeImportsLocale?: string; readonly organizeImportsNumericCollation?: boolean; readonly organizeImportsAccentCollation?: boolean; readonly organizeImportsCaseFirst?: "upper" | "lower" | false; } /** Represents a bigint literal value without requiring bigint support */ interface PseudoBigInt { negative: boolean; base10Value: string; } enum FileWatcherEventKind { Created = 0, Changed = 1, Deleted = 2 } type FileWatcherCallback = (fileName: string, eventKind: FileWatcherEventKind, modifiedTime?: Date) => void; type DirectoryWatcherCallback = (fileName: string) => void; type BufferEncoding = "ascii" | "utf8" | "utf-8" | "utf16le" | "ucs2" | "ucs-2" | "base64" | "latin1" | "binary" | "hex"; interface System { args: string[]; newLine: string; useCaseSensitiveFileNames: boolean; write(s: string): void; writeOutputIsTTY?(): boolean; getWidthOfTerminal?(): number; 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, options?: WatchOptions): FileWatcher; watchDirectory?(path: string, callback: DirectoryWatcherCallback, recursive?: boolean, options?: WatchOptions): 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?: readonly string[], exclude?: readonly string[], include?: readonly string[], depth?: number): string[]; getModifiedTime?(path: string): Date | undefined; setModifiedTime?(path: string, time: Date): void; deleteFile?(path: string): void; /** * A good implementation is node.js' `crypto.createHash`. (https://nodejs.org/api/crypto.html#crypto_crypto_createhash_algorithm) */ createHash?(data: string): string; /** This must be cryptographically secure. Only implement this method using `crypto.createHash("sha256")`. */ createSHA256Hash?(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; clearScreen?(): void; base64decode?(input: string): string; base64encode?(input: string): string; } interface FileWatcher { close(): void; } let sys: System; function tokenToString(t: SyntaxKind): string | undefined; function getPositionOfLineAndCharacter(sourceFile: SourceFileLike, 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(text: string, pos: number, cb: (pos: number, end: number, kind: CommentKind, hasTrailingNewLine: boolean) => U): U | undefined; function forEachLeadingCommentRange(text: string, pos: number, cb: (pos: number, end: number, kind: CommentKind, hasTrailingNewLine: boolean, state: T) => U, state: T): U | undefined; function forEachTrailingCommentRange(text: string, pos: number, cb: (pos: number, end: number, kind: CommentKind, hasTrailingNewLine: boolean) => U): U | undefined; function forEachTrailingCommentRange(text: string, pos: number, cb: (pos: number, end: number, kind: CommentKind, hasTrailingNewLine: boolean, state: T) => U, state: T): U | undefined; function reduceEachLeadingCommentRange(text: string, pos: number, cb: (pos: number, end: number, kind: CommentKind, hasTrailingNewLine: boolean, state: T) => U, state: T, initial: U): U | undefined; function reduceEachTrailingCommentRange(text: string, pos: number, cb: (pos: number, end: number, kind: CommentKind, hasTrailingNewLine: boolean, state: T) => U, state: T, initial: U): U | undefined; 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 | undefined): boolean; function isIdentifierPart(ch: number, languageVersion: ScriptTarget | undefined, identifierVariant?: LanguageVariant): boolean; function createScanner(languageVersion: ScriptTarget, skipTrivia: boolean, languageVariant?: LanguageVariant, textInitial?: string, onError?: ErrorCallback, start?: number, length?: number): Scanner; type ErrorCallback = (message: DiagnosticMessage, length: number) => void; interface Scanner { getStartPos(): number; getToken(): SyntaxKind; getTextPos(): number; getTokenPos(): number; getTokenText(): string; getTokenValue(): string; hasUnicodeEscape(): boolean; hasExtendedUnicodeEscape(): boolean; hasPrecedingLineBreak(): boolean; isIdentifier(): boolean; isReservedWord(): boolean; isUnterminated(): boolean; reScanGreaterToken(): SyntaxKind; reScanSlashToken(): SyntaxKind; reScanAsteriskEqualsToken(): SyntaxKind; reScanTemplateToken(isTaggedTemplate: boolean): SyntaxKind; reScanTemplateHeadOrNoSubstitutionTemplate(): SyntaxKind; scanJsxIdentifier(): SyntaxKind; scanJsxAttributeValue(): SyntaxKind; reScanJsxAttributeValue(): SyntaxKind; reScanJsxToken(allowMultilineJsxText?: boolean): JsxTokenSyntaxKind; reScanLessThanToken(): SyntaxKind; reScanHashToken(): SyntaxKind; reScanQuestionToken(): SyntaxKind; reScanInvalidIdentifier(): SyntaxKind; scanJsxToken(): JsxTokenSyntaxKind; scanJsDocToken(): JSDocSyntaxKind; scan(): SyntaxKind; getText(): string; setText(text: string | undefined, start?: number, length?: number): void; setOnError(onError: ErrorCallback | undefined): void; setScriptTarget(scriptTarget: ScriptTarget): void; setLanguageVariant(variant: LanguageVariant): void; setTextPos(textPos: number): void; lookAhead(callback: () => T): T; scanRange(start: number, length: number, callback: () => T): T; tryScan(callback: () => T): T; } function isExternalModuleNameRelative(moduleName: string): boolean; function sortAndDeduplicateDiagnostics(diagnostics: readonly T[]): SortedReadonlyArray; 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 | undefined; 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 | undefined; 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; /** * 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: readonly TextChangeRange[]): TextChangeRange; function getTypeParameterOwner(d: Declaration): Declaration | undefined; function isParameterPropertyDeclaration(node: Node, parent: Node): node is ParameterPropertyDeclaration; function isEmptyBindingPattern(node: BindingName): node is BindingPattern; function isEmptyBindingElement(node: BindingElement | ArrayBindingElement): boolean; function walkUpBindingElementsAndPatterns(binding: BindingElement): VariableDeclaration | ParameterDeclaration; function getCombinedModifierFlags(node: Declaration): 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?: Diagnostic[]): void; function getOriginalNode(node: Node): Node; function getOriginalNode(node: Node, nodeTest: (node: Node) => node is T): T; function getOriginalNode(node: Node | undefined): Node | undefined; function getOriginalNode(node: Node | undefined, nodeTest: (node: Node) => node is T): T | undefined; /** * Iterates through the parent chain of a node and performs the callback on each parent until the callback * returns a truthy value, then returns that value. * If no such value is found, it applies the callback until the parent pointer is undefined or the callback returns "quit" * At that point findAncestor returns undefined. */ function findAncestor(node: Node | undefined, callback: (element: Node) => element is T): T | undefined; function findAncestor(node: Node | undefined, callback: (element: Node) => boolean | "quit"): Node | undefined; /** * 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 | undefined): Node | undefined; /** * 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(node: T | undefined, nodeTest?: (node: Node) => node is T): T | undefined; /** Add an extra underscore to identifiers that start with two underscores to avoid issues with magic names like '__proto__' */ function escapeLeadingUnderscores(identifier: string): __String; /** * Remove extra underscore from escaped identifier text content. * * @param identifier The escaped identifier text. * @returns The unescaped identifier text. */ function unescapeLeadingUnderscores(identifier: __String): string; function idText(identifierOrPrivateName: Identifier | PrivateIdentifier): string; /** * If the text of an Identifier matches a keyword (including contextual and TypeScript-specific keywords), returns the * SyntaxKind for the matching keyword. */ function identifierToKeywordKind(node: Identifier): KeywordSyntaxKind | undefined; function symbolName(symbol: Symbol): string; function getNameOfJSDocTypedef(declaration: JSDocTypedefTag): Identifier | PrivateIdentifier | undefined; function getNameOfDeclaration(declaration: Declaration | Expression | undefined): DeclarationName | undefined; function getDecorators(node: HasDecorators): readonly Decorator[] | undefined; function getModifiers(node: HasModifiers): readonly Modifier[] | undefined; /** * Gets the JSDoc parameter tags for the node if present. * * @remarks Returns any JSDoc param tag whose name matches the provided * parameter, whether a param tag on a containing function * expression, or a param tag on a variable declaration whose * initializer is the containing function. The tags closest to the * node are returned first, so in the previous example, the param * tag on the containing function expression would be first. * * For binding patterns, parameter tags are matched by position. */ function getJSDocParameterTags(param: ParameterDeclaration): readonly JSDocParameterTag[]; /** * Gets the JSDoc type parameter tags for the node if present. * * @remarks Returns any JSDoc template tag whose names match the provided * parameter, whether a template tag on a containing function * expression, or a template tag on a variable declaration whose * initializer is the containing function. The tags closest to the * node are returned first, so in the previous example, the template * tag on the containing function expression would be first. */ function getJSDocTypeParameterTags(param: TypeParameterDeclaration): readonly JSDocTemplateTag[]; /** * Return true if the node has JSDoc parameter tags. * * @remarks Includes parameter tags that are not directly on the node, * for example on a variable declaration whose initializer is a function expression. */ function hasJSDocParameterTags(node: FunctionLikeDeclaration | SignatureDeclaration): boolean; /** Gets the JSDoc augments tag for the node if present */ function getJSDocAugmentsTag(node: Node): JSDocAugmentsTag | undefined; /** Gets the JSDoc implements tags for the node if present */ function getJSDocImplementsTags(node: Node): readonly JSDocImplementsTag[]; /** Gets the JSDoc class tag for the node if present */ function getJSDocClassTag(node: Node): JSDocClassTag | undefined; /** Gets the JSDoc public tag for the node if present */ function getJSDocPublicTag(node: Node): JSDocPublicTag | undefined; /** Gets the JSDoc private tag for the node if present */ function getJSDocPrivateTag(node: Node): JSDocPrivateTag | undefined; /** Gets the JSDoc protected tag for the node if present */ function getJSDocProtectedTag(node: Node): JSDocProtectedTag | undefined; /** Gets the JSDoc protected tag for the node if present */ function getJSDocReadonlyTag(node: Node): JSDocReadonlyTag | undefined; function getJSDocOverrideTagNoCache(node: Node): JSDocOverrideTag | undefined; /** Gets the JSDoc deprecated tag for the node if present */ function getJSDocDeprecatedTag(node: Node): JSDocDeprecatedTag | undefined; /** Gets the JSDoc enum tag for the node if present */ function getJSDocEnumTag(node: Node): JSDocEnumTag | undefined; /** Gets the JSDoc this tag for the node if present */ function getJSDocThisTag(node: Node): JSDocThisTag | undefined; /** Gets the JSDoc return tag for the node if present */ function getJSDocReturnTag(node: Node): JSDocReturnTag | undefined; /** Gets the JSDoc template tag for the node if present */ function getJSDocTemplateTag(node: Node): JSDocTemplateTag | undefined; function getJSDocSatisfiesTag(node: Node): JSDocSatisfiesTag | undefined; /** Gets the JSDoc type tag for the node if present and valid */ function getJSDocTypeTag(node: Node): JSDocTypeTag | undefined; /** * Gets the type node for the node if provided via JSDoc. * * @remarks The search includes any JSDoc param tag that relates * to the provided parameter, for example a type tag on the * parameter itself, or a param tag on a containing function * expression, or a param tag on a variable declaration whose * initializer is the containing function. The tags closest to the * node are examined first, so in the previous example, the type * tag directly on the node would be returned. */ function getJSDocType(node: Node): TypeNode | undefined; /** * Gets the return type node for the node if provided via JSDoc return tag or type tag. * * @remarks `getJSDocReturnTag` just gets the whole JSDoc tag. This function * gets the type from inside the braces, after the fat arrow, etc. */ function getJSDocReturnType(node: Node): TypeNode | undefined; /** Get all JSDoc tags related to a node, including those on parent nodes. */ function getJSDocTags(node: Node): readonly JSDocTag[]; /** Gets all JSDoc tags that match a specified predicate */ function getAllJSDocTags(node: Node, predicate: (tag: JSDocTag) => tag is T): readonly T[]; /** Gets all JSDoc tags of a specified kind */ function getAllJSDocTagsOfKind(node: Node, kind: SyntaxKind): readonly JSDocTag[]; /** Gets the text of a jsdoc comment, flattening links to their text. */ function getTextOfJSDocComment(comment?: string | NodeArray): string | undefined; /** * Gets the effective type parameters. If the node was parsed in a * JavaScript file, gets the type parameters from the `@template` tag from JSDoc. * * This does *not* return type parameters from a jsdoc reference to a generic type, eg * * type Id = (x: T) => T * /** @type {Id} / * function id(x) { return x } */ function getEffectiveTypeParameterDeclarations(node: DeclarationWithTypeParameters): readonly TypeParameterDeclaration[]; function getEffectiveConstraintOfTypeParameter(node: TypeParameterDeclaration): TypeNode | undefined; function isMemberName(node: Node): node is MemberName; function isPropertyAccessChain(node: Node): node is PropertyAccessChain; function isElementAccessChain(node: Node): node is ElementAccessChain; function isCallChain(node: Node): node is CallChain; function isOptionalChain(node: Node): node is PropertyAccessChain | ElementAccessChain | CallChain | NonNullChain; function isNullishCoalesce(node: Node): boolean; function isConstTypeReference(node: Node): boolean; function skipPartiallyEmittedExpressions(node: Expression): Expression; function skipPartiallyEmittedExpressions(node: Node): Node; function isNonNullChain(node: Node): node is NonNullChain; function isBreakOrContinueStatement(node: Node): node is BreakOrContinueStatement; function isNamedExportBindings(node: Node): node is NamedExportBindings; /** @deprecated */ function isUnparsedTextLike(node: Node): node is UnparsedTextLike; /** @deprecated */ function isUnparsedNode(node: Node): node is UnparsedNode; function isJSDocPropertyLikeTag(node: Node): node is JSDocPropertyLikeTag; /** * True if kind is of some token syntax kind. * For example, this is true for an IfKeyword but not for an IfStatement. * Literals are considered tokens, except TemplateLiteral, but does include TemplateHead/Middle/Tail. */ function isTokenKind(kind: SyntaxKind): boolean; /** * True if node is of some token syntax kind. * For example, this is true for an IfKeyword but not for an IfStatement. * Literals are considered tokens, except TemplateLiteral, but does include TemplateHead/Middle/Tail. */ function isToken(n: Node): boolean; function isLiteralExpression(node: Node): node is LiteralExpression; function isTemplateLiteralToken(node: Node): node is TemplateLiteralToken; function isTemplateMiddleOrTemplateTail(node: Node): node is TemplateMiddle | TemplateTail; function isImportOrExportSpecifier(node: Node): node is ImportSpecifier | ExportSpecifier; function isTypeOnlyImportDeclaration(node: Node): node is TypeOnlyImportDeclaration; function isTypeOnlyExportDeclaration(node: Node): node is TypeOnlyExportDeclaration; function isTypeOnlyImportOrExportDeclaration(node: Node): node is TypeOnlyAliasDeclaration; function isAssertionKey(node: Node): node is AssertionKey; function isStringTextContainingNode(node: Node): node is StringLiteral | TemplateLiteralToken; 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 | undefined): node is SignatureDeclaration; function isClassElement(node: Node): node is ClassElement; function isClassLike(node: Node): node is ClassLikeDeclaration; function isAccessor(node: Node): node is AccessorDeclaration; function isAutoAccessorPropertyDeclaration(node: Node): node is AutoAccessorPropertyDeclaration; function isModifierLike(node: Node): node is ModifierLike; function isTypeElement(node: Node): node is TypeElement; function isClassOrTypeElement(node: Node): node is ClassElement | 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 isArrayBindingElement(node: Node): node is ArrayBindingElement; 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 isLeftHandSideExpression(node: Node): node is LeftHandSideExpression; function isLiteralTypeLiteral(node: Node): node is NullLiteral | BooleanLiteral | LiteralExpression | PrefixUnaryExpression; /** * Determines whether a node is an expression based only on its kind. */ function isExpression(node: Node): node is Expression; function isAssertionExpression(node: Node): node is AssertionExpression; function isIterationStatement(node: Node, lookInLabeledStatements: false): node is IterationStatement; function isIterationStatement(node: Node, lookInLabeledStatements: boolean): node is IterationStatement | LabeledStatement; function isConciseBody(node: Node): node is ConciseBody; function isForInitializer(node: Node): node is ForInitializer; function isModuleBody(node: Node): node is ModuleBody; function isNamedImportBindings(node: Node): node is NamedImportBindings; function isStatement(node: Node): node is Statement; function isModuleReference(node: Node): node is ModuleReference; function isJsxTagNameExpression(node: Node): node is JsxTagNameExpression; function isJsxChild(node: Node): node is JsxChild; function isJsxAttributeLike(node: Node): node is JsxAttributeLike; function isStringLiteralOrJsxExpression(node: Node): node is StringLiteral | JsxExpression; 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; function isSetAccessor(node: Node): node is SetAccessorDeclaration; function isGetAccessor(node: Node): node is GetAccessorDeclaration; /** True if has initializer node attached to it. */ function hasOnlyExpressionInitializer(node: Node): node is HasExpressionInitializer; function isObjectLiteralElement(node: Node): node is ObjectLiteralElement; function isStringLiteralLike(node: Node | FileReference): node is StringLiteralLike; function isJSDocLinkLike(node: Node): node is JSDocLink | JSDocLinkCode | JSDocLinkPlain; function hasRestParameter(s: SignatureDeclaration | JSDocSignature): boolean; function isRestParameter(node: ParameterDeclaration | JSDocParameterTag): boolean; let unchangedTextChangeRange: TextChangeRange; type ParameterPropertyDeclaration = ParameterDeclaration & { parent: ConstructorDeclaration; name: Identifier; }; /** @deprecated */ function createUnparsedSourceFile(text: string): UnparsedSource; /** @deprecated */ function createUnparsedSourceFile(inputFile: InputFiles, type: "js" | "dts", stripInternal?: boolean): UnparsedSource; /** @deprecated */ function createUnparsedSourceFile(text: string, mapPath: string | undefined, map: string | undefined): UnparsedSource; /** @deprecated */ function createInputFiles(javascriptText: string, declarationText: string): InputFiles; /** @deprecated */ function createInputFiles(javascriptText: string, declarationText: string, javascriptMapPath: string | undefined, javascriptMapText: string | undefined, declarationMapPath: string | undefined, declarationMapText: string | undefined): InputFiles; /** @deprecated */ function createInputFiles(readFileText: (path: string) => string | undefined, javascriptPath: string, javascriptMapPath: string | undefined, declarationPath: string, declarationMapPath: string | undefined, buildInfoPath: string | undefined): InputFiles; /** * Create an external source map source file reference */ function createSourceMapSource(fileName: string, text: string, skipTrivia?: (pos: number) => number): SourceMapSource; function setOriginalNode(node: T, original: Node | undefined): T; const factory: NodeFactory; /** * Clears any `EmitNode` entries from parse-tree nodes. * @param sourceFile A source file. */ function disposeEmitNodes(sourceFile: SourceFile | undefined): void; /** * Sets flags that control emit behavior of a node. */ function setEmitFlags(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(node: T, range: SourceMapRange | undefined): T; /** * 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(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(node: T, range: TextRange): T; function getSyntheticLeadingComments(node: Node): SynthesizedComment[] | undefined; function setSyntheticLeadingComments(node: T, comments: SynthesizedComment[] | undefined): T; function addSyntheticLeadingComment(node: T, kind: SyntaxKind.SingleLineCommentTrivia | SyntaxKind.MultiLineCommentTrivia, text: string, hasTrailingNewLine?: boolean): T; function getSyntheticTrailingComments(node: Node): SynthesizedComment[] | undefined; function setSyntheticTrailingComments(node: T, comments: SynthesizedComment[] | undefined): T; function addSyntheticTrailingComment(node: T, kind: SyntaxKind.SingleLineCommentTrivia | SyntaxKind.MultiLineCommentTrivia, text: string, hasTrailingNewLine?: boolean): T; function moveSyntheticComments(node: T, original: Node): T; /** * Gets the constant value to emit for an expression representing an enum. */ function getConstantValue(node: AccessExpression): string | number | undefined; /** * Sets the constant value to emit for an expression. */ function setConstantValue(node: AccessExpression, value: string | number): AccessExpression; /** * Adds an EmitHelper to a node. */ function addEmitHelper(node: T, helper: EmitHelper): T; /** * Add EmitHelpers to a node. */ function addEmitHelpers(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 isNumericLiteral(node: Node): node is NumericLiteral; function isBigIntLiteral(node: Node): node is BigIntLiteral; 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 NoSubstitutionTemplateLiteral; function isTemplateHead(node: Node): node is TemplateHead; function isTemplateMiddle(node: Node): node is TemplateMiddle; function isTemplateTail(node: Node): node is TemplateTail; function isDotDotDotToken(node: Node): node is DotDotDotToken; function isPlusToken(node: Node): node is PlusToken; function isMinusToken(node: Node): node is MinusToken; function isAsteriskToken(node: Node): node is AsteriskToken; function isExclamationToken(node: Node): node is ExclamationToken; function isQuestionToken(node: Node): node is QuestionToken; function isColonToken(node: Node): node is ColonToken; function isQuestionDotToken(node: Node): node is QuestionDotToken; function isEqualsGreaterThanToken(node: Node): node is EqualsGreaterThanToken; function isIdentifier(node: Node): node is Identifier; function isPrivateIdentifier(node: Node): node is PrivateIdentifier; function isAssertsKeyword(node: Node): node is AssertsKeyword; function isAwaitKeyword(node: Node): node is AwaitKeyword; 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 isClassStaticBlockDeclaration(node: Node): node is ClassStaticBlockDeclaration; 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 isNamedTupleMember(node: Node): node is NamedTupleMember; function isOptionalTypeNode(node: Node): node is OptionalTypeNode; function isRestTypeNode(node: Node): node is RestTypeNode; function isUnionTypeNode(node: Node): node is UnionTypeNode; function isIntersectionTypeNode(node: Node): node is IntersectionTypeNode; function isConditionalTypeNode(node: Node): node is ConditionalTypeNode; function isInferTypeNode(node: Node): node is InferTypeNode; 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 isImportTypeNode(node: Node): node is ImportTypeNode; function isTemplateLiteralTypeSpan(node: Node): node is TemplateLiteralTypeSpan; function isTemplateLiteralTypeNode(node: Node): node is TemplateLiteralTypeNode; 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 isTypeAssertionExpression(node: Node): node is TypeAssertion; function isParenthesizedExpression(node: Node): node is ParenthesizedExpression; 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 isSatisfiesExpression(node: Node): node is SatisfiesExpression; function isNonNullExpression(node: Node): node is NonNullExpression; function isMetaProperty(node: Node): node is MetaProperty; function isSyntheticExpression(node: Node): node is SyntheticExpression; function isPartiallyEmittedExpression(node: Node): node is PartiallyEmittedExpression; function isCommaListExpression(node: Node): node is CommaListExpression; 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 isImportTypeAssertionContainer(node: Node): node is ImportTypeAssertionContainer; function isAssertClause(node: Node): node is AssertClause; function isAssertEntry(node: Node): node is AssertEntry; function isNamespaceImport(node: Node): node is NamespaceImport; function isNamespaceExport(node: Node): node is NamespaceExport; 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 isNotEmittedStatement(node: Node): node is NotEmittedStatement; 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 isJsxFragment(node: Node): node is JsxFragment; function isJsxOpeningFragment(node: Node): node is JsxOpeningFragment; function isJsxClosingFragment(node: Node): node is JsxClosingFragment; 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; /** @deprecated */ function isUnparsedPrepend(node: Node): node is UnparsedPrepend; function isSourceFile(node: Node): node is SourceFile; function isBundle(node: Node): node is Bundle; /** @deprecated */ function isUnparsedSource(node: Node): node is UnparsedSource; function isJSDocTypeExpression(node: Node): node is JSDocTypeExpression; function isJSDocNameReference(node: Node): node is JSDocNameReference; function isJSDocMemberName(node: Node): node is JSDocMemberName; function isJSDocLink(node: Node): node is JSDocLink; function isJSDocLinkCode(node: Node): node is JSDocLinkCode; function isJSDocLinkPlain(node: Node): node is JSDocLinkPlain; function isJSDocAllType(node: Node): 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 isJSDocNamepathType(node: Node): node is JSDocNamepathType; function isJSDoc(node: Node): node is JSDoc; function isJSDocTypeLiteral(node: Node): node is JSDocTypeLiteral; function isJSDocSignature(node: Node): node is JSDocSignature; function isJSDocAugmentsTag(node: Node): node is JSDocAugmentsTag; function isJSDocAuthorTag(node: Node): node is JSDocAuthorTag; function isJSDocClassTag(node: Node): node is JSDocClassTag; function isJSDocCallbackTag(node: Node): node is JSDocCallbackTag; function isJSDocPublicTag(node: Node): node is JSDocPublicTag; function isJSDocPrivateTag(node: Node): node is JSDocPrivateTag; function isJSDocProtectedTag(node: Node): node is JSDocProtectedTag; function isJSDocReadonlyTag(node: Node): node is JSDocReadonlyTag; function isJSDocOverrideTag(node: Node): node is JSDocOverrideTag; function isJSDocOverloadTag(node: Node): node is JSDocOverloadTag; function isJSDocDeprecatedTag(node: Node): node is JSDocDeprecatedTag; function isJSDocSeeTag(node: Node): node is JSDocSeeTag; function isJSDocEnumTag(node: Node): node is JSDocEnumTag; function isJSDocParameterTag(node: Node): node is JSDocParameterTag; function isJSDocReturnTag(node: Node): node is JSDocReturnTag; function isJSDocThisTag(node: Node): node is JSDocThisTag; function isJSDocTypeTag(node: Node): node is JSDocTypeTag; function isJSDocTemplateTag(node: Node): node is JSDocTemplateTag; function isJSDocTypedefTag(node: Node): node is JSDocTypedefTag; function isJSDocUnknownTag(node: Node): node is JSDocUnknownTag; function isJSDocPropertyTag(node: Node): node is JSDocPropertyTag; function isJSDocImplementsTag(node: Node): node is JSDocImplementsTag; function isJSDocSatisfiesTag(node: Node): node is JSDocSatisfiesTag; function isJSDocThrowsTag(node: Node): node is JSDocThrowsTag; function isQuestionOrExclamationToken(node: Node): node is QuestionToken | ExclamationToken; function isIdentifierOrThisTypeNode(node: Node): node is Identifier | ThisTypeNode; function isReadonlyKeywordOrPlusOrMinusToken(node: Node): node is ReadonlyKeyword | PlusToken | MinusToken; function isQuestionOrPlusOrMinusToken(node: Node): node is QuestionToken | PlusToken | MinusToken; function isModuleName(node: Node): node is ModuleName; function isBinaryOperatorToken(node: Node): node is BinaryOperatorToken; function setTextRange(range: T, location: TextRange | undefined): T; function canHaveModifiers(node: Node): node is HasModifiers; function canHaveDecorators(node: Node): node is HasDecorators; /** * 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(node: Node, cbNode: (node: Node) => T | undefined, cbNodes?: (nodes: NodeArray) => T | undefined): T | undefined; function createSourceFile(fileName: string, sourceText: string, languageVersionOrOptions: ScriptTarget | CreateSourceFileOptions, setParentNodes?: boolean, scriptKind?: ScriptKind): SourceFile; function parseIsolatedEntityName(text: string, languageVersion: ScriptTarget): EntityName | undefined; /** * 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; interface CreateSourceFileOptions { languageVersion: ScriptTarget; /** * Controls the format the file is detected as - this can be derived from only the path * and files on disk, but needs to be done with a module resolution cache in scope to be performant. * This is usually `undefined` for compilations that do not have `moduleResolution` values of `node16` or `nodenext`. */ impliedNodeFormat?: ResolutionMode; /** * Controls how module-y-ness is set for the given file. Usually the result of calling * `getSetExternalModuleIndicator` on a valid `CompilerOptions` object. If not present, the default * check specified by `isFileProbablyExternalModule` will be used to set the field. */ setExternalModuleIndicator?: (file: SourceFile) => void; } function parseCommandLine(commandLine: readonly string[], readFile?: (path: string) => string | undefined): ParsedCommandLine; /** * Reads the config file, reports errors if any and exits if the config file cannot be found */ function getParsedCommandLineOfConfigFile(configFileName: string, optionsToExtend: CompilerOptions | undefined, host: ParseConfigFileHost, extendedConfigCache?: Map, watchOptionsToExtend?: WatchOptions, extraFileExtensions?: readonly FileExtensionInfo[]): ParsedCommandLine | undefined; /** * 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): TsConfigSourceFile; /** * Convert the json syntax tree into the json value */ function convertToObject(sourceFile: JsonSourceFile, errors: 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?: readonly FileExtensionInfo[], extendedConfigCache?: Map, existingWatchOptions?: WatchOptions): 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: TsConfigSourceFile, host: ParseConfigHost, basePath: string, existingOptions?: CompilerOptions, configFileName?: string, resolutionStack?: Path[], extraFileExtensions?: readonly FileExtensionInfo[], extendedConfigCache?: Map, existingWatchOptions?: WatchOptions): 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[]; }; type DiagnosticReporter = (diagnostic: Diagnostic) => void; /** * Reports config file diagnostics */ interface ConfigFileDiagnosticsReporter { /** * Reports unrecoverable error when parsing config file */ onUnRecoverableConfigFileDiagnostic: DiagnosticReporter; } /** * Interface extending ParseConfigHost to support ParseConfigFile that reads config file and reports errors */ interface ParseConfigFileHost extends ParseConfigHost, ConfigFileDiagnosticsReporter { getCurrentDirectory(): string; } interface ParsedTsconfig { raw: any; options?: CompilerOptions; watchOptions?: WatchOptions; typeAcquisition?: TypeAcquisition; /** * Note that the case of the config path has not yet been normalized, as no files have been imported into the project yet */ extendedConfigPath?: string | string[]; } interface ExtendedConfigCacheEntry { extendedResult: TsConfigSourceFile; extendedConfig: ParsedTsconfig | undefined; } function getEffectiveTypeRoots(options: CompilerOptions, host: GetEffectiveTypeRootsHost): 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, redirectedReference?: ResolvedProjectReference, cache?: TypeReferenceDirectiveResolutionCache, resolutionMode?: ResolutionMode): 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[]; function createModuleResolutionCache(currentDirectory: string, getCanonicalFileName: (s: string) => string, options?: CompilerOptions): ModuleResolutionCache; function createTypeReferenceDirectiveResolutionCache(currentDirectory: string, getCanonicalFileName: (s: string) => string, options?: CompilerOptions, packageJsonInfoCache?: PackageJsonInfoCache): TypeReferenceDirectiveResolutionCache; function resolveModuleNameFromCache(moduleName: string, containingFile: string, cache: ModuleResolutionCache, mode?: ResolutionMode): ResolvedModuleWithFailedLookupLocations | undefined; function resolveModuleName(moduleName: string, containingFile: string, compilerOptions: CompilerOptions, host: ModuleResolutionHost, cache?: ModuleResolutionCache, redirectedReference?: ResolvedProjectReference, resolutionMode?: ResolutionMode): ResolvedModuleWithFailedLookupLocations; function bundlerModuleNameResolver(moduleName: string, containingFile: string, compilerOptions: CompilerOptions, host: ModuleResolutionHost, cache?: ModuleResolutionCache, redirectedReference?: ResolvedProjectReference): ResolvedModuleWithFailedLookupLocations; function nodeModuleNameResolver(moduleName: string, containingFile: string, compilerOptions: CompilerOptions, host: ModuleResolutionHost, cache?: ModuleResolutionCache, redirectedReference?: ResolvedProjectReference): ResolvedModuleWithFailedLookupLocations; function classicNameResolver(moduleName: string, containingFile: string, compilerOptions: CompilerOptions, host: ModuleResolutionHost, cache?: NonRelativeModuleNameResolutionCache, redirectedReference?: ResolvedProjectReference): ResolvedModuleWithFailedLookupLocations; interface TypeReferenceDirectiveResolutionCache extends PerDirectoryResolutionCache, NonRelativeNameResolutionCache, PackageJsonInfoCache { } interface ModeAwareCache { get(key: string, mode: ResolutionMode): T | undefined; set(key: string, mode: ResolutionMode, value: T): this; delete(key: string, mode: ResolutionMode): this; has(key: string, mode: ResolutionMode): boolean; forEach(cb: (elem: T, key: string, mode: ResolutionMode) => void): void; size(): number; } /** * Cached resolutions per containing directory. * This assumes that any module id will have the same resolution for sibling files located in the same folder. */ interface PerDirectoryResolutionCache { getFromDirectoryCache(name: string, mode: ResolutionMode, directoryName: string, redirectedReference: ResolvedProjectReference | undefined): T | undefined; getOrCreateCacheForDirectory(directoryName: string, redirectedReference?: ResolvedProjectReference): ModeAwareCache; clear(): void; /** * Updates with the current compilerOptions the cache will operate with. * This updates the redirects map as well if needed so module resolutions are cached if they can across the projects */ update(options: CompilerOptions): void; } interface NonRelativeNameResolutionCache { getFromNonRelativeNameCache(nonRelativeName: string, mode: ResolutionMode, directoryName: string, redirectedReference: ResolvedProjectReference | undefined): T | undefined; getOrCreateCacheForNonRelativeName(nonRelativeName: string, mode: ResolutionMode, redirectedReference?: ResolvedProjectReference): PerNonRelativeNameCache; clear(): void; /** * Updates with the current compilerOptions the cache will operate with. * This updates the redirects map as well if needed so module resolutions are cached if they can across the projects */ update(options: CompilerOptions): void; } interface PerNonRelativeNameCache { get(directory: string): T | undefined; set(directory: string, result: T): void; } interface ModuleResolutionCache extends PerDirectoryResolutionCache, NonRelativeModuleNameResolutionCache, PackageJsonInfoCache { getPackageJsonInfoCache(): PackageJsonInfoCache; } /** * 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 extends NonRelativeNameResolutionCache, PackageJsonInfoCache { /** @deprecated Use getOrCreateCacheForNonRelativeName */ getOrCreateCacheForModuleName(nonRelativeModuleName: string, mode: ResolutionMode, redirectedReference?: ResolvedProjectReference): PerModuleNameCache; } interface PackageJsonInfoCache { clear(): void; } type PerModuleNameCache = PerNonRelativeNameCache; /** * Visits a Node using the supplied visitor, possibly returning a new Node in its place. * * - If the input node is undefined, then the output is undefined. * - If the visitor returns undefined, then the output is undefined. * - If the output node is not undefined, then it will satisfy the test function. * - In order to obtain a return type that is more specific than `Node`, a test * function _must_ be provided, and that function must be a type predicate. * * @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(node: TIn, visitor: Visitor, TVisited>, test: (node: Node) => node is TOut, lift?: (node: readonly Node[]) => Node): TOut | (TIn & undefined) | (TVisited & undefined); /** * Visits a Node using the supplied visitor, possibly returning a new Node in its place. * * - If the input node is undefined, then the output is undefined. * - If the visitor returns undefined, then the output is undefined. * - If the output node is not undefined, then it will satisfy the test function. * - In order to obtain a return type that is more specific than `Node`, a test * function _must_ be provided, and that function must be a type predicate. * * @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(node: TIn, visitor: Visitor, TVisited>, test?: (node: Node) => boolean, lift?: (node: readonly Node[]) => Node): Node | (TIn & undefined) | (TVisited & undefined); /** * Visits a NodeArray using the supplied visitor, possibly returning a new NodeArray in its place. * * - If the input node array is undefined, the output is undefined. * - If the visitor can return undefined, the node it visits in the array will be reused. * - If the output node array is not undefined, then its contents will satisfy the test. * - In order to obtain a return type that is more specific than `NodeArray`, a test * function _must_ be provided, and that function must be a type predicate. * * @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 | undefined, TOut extends Node>(nodes: TInArray, visitor: Visitor, test: (node: Node) => node is TOut, start?: number, count?: number): NodeArray | (TInArray & undefined); /** * Visits a NodeArray using the supplied visitor, possibly returning a new NodeArray in its place. * * - If the input node array is undefined, the output is undefined. * - If the visitor can return undefined, the node it visits in the array will be reused. * - If the output node array is not undefined, then its contents will satisfy the test. * - In order to obtain a return type that is more specific than `NodeArray`, a test * function _must_ be provided, and that function must be a type predicate. * * @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 | undefined>(nodes: TInArray, visitor: Visitor, test?: (node: Node) => boolean, start?: number, count?: number): NodeArray | (TInArray & 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, visitor: Visitor, context: TransformationContext, start?: number, ensureUseStrict?: boolean, nodesVisitor?: NodesVisitor): NodeArray; /** * Starts a new lexical environment and visits a parameter list, suspending the lexical * environment upon completion. */ function visitParameterList(nodes: NodeArray, visitor: Visitor, context: TransformationContext, nodesVisitor?: NodesVisitor): NodeArray; function visitParameterList(nodes: NodeArray | undefined, visitor: Visitor, context: TransformationContext, nodesVisitor?: NodesVisitor): NodeArray | undefined; /** * 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 an iteration body, adding any block-scoped variables required by the transformation. */ function visitIterationBody(body: Statement, visitor: Visitor, context: TransformationContext): Statement; /** * Visits the elements of a {@link CommaListExpression}. * @param visitor The visitor to use when visiting expressions whose result will not be discarded at runtime. * @param discardVisitor The visitor to use when visiting expressions whose result will be discarded at runtime. Defaults to {@link visitor}. */ function visitCommaListElements(elements: NodeArray, visitor: Visitor, discardVisitor?: Visitor): NodeArray; /** * 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(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(node: T | undefined, visitor: Visitor, context: TransformationContext, nodesVisitor?: typeof visitNodes, tokenVisitor?: Visitor): T | undefined; function getTsBuildInfoEmitOutputFilePath(options: CompilerOptions): string | undefined; function getOutputFileNames(commandLine: ParsedCommandLine, inputFileName: string, ignoreCase: boolean): readonly string[]; function createPrinter(printerOptions?: PrinterOptions, handlers?: PrintHandlers): Printer; function findConfigFile(searchPath: string, fileExists: (fileName: string) => boolean, configName?: string): string | undefined; function resolveTripleslashReference(moduleName: string, containingFile: string): string; function createCompilerHost(options: CompilerOptions, setParentNodes?: boolean): CompilerHost; function getPreEmitDiagnostics(program: Program, sourceFile?: SourceFile, cancellationToken?: CancellationToken): readonly Diagnostic[]; function formatDiagnostics(diagnostics: readonly Diagnostic[], host: FormatDiagnosticsHost): string; function formatDiagnostic(diagnostic: Diagnostic, host: FormatDiagnosticsHost): string; function formatDiagnosticsWithColorAndContext(diagnostics: readonly Diagnostic[], host: FormatDiagnosticsHost): string; function flattenDiagnosticMessageText(diag: string | DiagnosticMessageChain | undefined, newLine: string, indent?: number): string; /** * Calculates the resulting resolution mode for some reference in some file - this is generally the explicitly * provided resolution mode in the reference, unless one is not present, in which case it is the mode of the containing file. */ function getModeForFileReference(ref: FileReference | string, containingFileMode: ResolutionMode): ts.ResolutionMode; /** * Calculates the final resolution mode for an import at some index within a file's imports list. This is generally the explicitly * defined mode of the import if provided, or, if not, the mode of the containing file (with some exceptions: import=require is always commonjs, dynamic import is always esm). * If you have an actual import node, prefer using getModeForUsageLocation on the reference string node. * @param file File to fetch the resolution mode within * @param index Index into the file's complete resolution list to get the resolution of - this is a concatenation of the file's imports and module augmentations */ function getModeForResolutionAtIndex(file: SourceFile, index: number): ResolutionMode; /** * Calculates the final resolution mode for a given module reference node. This is generally the explicitly provided resolution mode, if * one exists, or the mode of the containing source file. (Excepting import=require, which is always commonjs, and dynamic import, which is always esm). * Notably, this function always returns `undefined` if the containing file has an `undefined` `impliedNodeFormat` - this field is only set when * `moduleResolution` is `node16`+. * @param file The file the import or import-like reference is contained within * @param usage The module reference string * @returns The final resolution mode of the import */ function getModeForUsageLocation(file: { impliedNodeFormat?: ResolutionMode; }, usage: StringLiteralLike): ts.ModuleKind.CommonJS | ts.ModuleKind.ESNext | undefined; function getConfigFileParsingDiagnostics(configFileParseResult: ParsedCommandLine): readonly Diagnostic[]; /** * A function for determining if a given file is esm or cjs format, assuming modern node module resolution rules, as configured by the * `options` parameter. * * @param fileName The normalized absolute path to check the format of (it need not exist on disk) * @param [packageJsonInfoCache] A cache for package file lookups - it's best to have a cache when this function is called often * @param host The ModuleResolutionHost which can perform the filesystem lookups for package json data * @param options The compiler options to perform the analysis under - relevant options are `moduleResolution` and `traceResolution` * @returns `undefined` if the path has no relevant implied format, `ModuleKind.ESNext` for esm format, and `ModuleKind.CommonJS` for cjs format */ function getImpliedNodeFormatForFile(fileName: Path, packageJsonInfoCache: PackageJsonInfoCache | undefined, host: ModuleResolutionHost, options: CompilerOptions): ResolutionMode; /** * 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 createProgramOptions - The options for creating a program. * @returns A 'Program' object. */ function createProgram(createProgramOptions: CreateProgramOptions): Program; /** * 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. * @param configFileParsingDiagnostics - error during config file parsing * @returns A 'Program' object. */ function createProgram(rootNames: readonly string[], options: CompilerOptions, host?: CompilerHost, oldProgram?: Program, configFileParsingDiagnostics?: readonly Diagnostic[]): Program; /** * Returns the target config filename of a project reference. * Note: The file might not exist. */ function resolveProjectReferencePath(ref: ProjectReference): ResolvedConfigFileName; interface FormatDiagnosticsHost { getCurrentDirectory(): string; getCanonicalFileName(fileName: string): string; getNewLine(): string; } interface EmitOutput { outputFiles: OutputFile[]; emitSkipped: boolean; } interface OutputFile { name: string; writeByteOrderMark: boolean; text: string; } /** * Create the builder to manage semantic diagnostics and cache them */ function createSemanticDiagnosticsBuilderProgram(newProgram: Program, host: BuilderProgramHost, oldProgram?: SemanticDiagnosticsBuilderProgram, configFileParsingDiagnostics?: readonly Diagnostic[]): SemanticDiagnosticsBuilderProgram; function createSemanticDiagnosticsBuilderProgram(rootNames: readonly string[] | undefined, options: CompilerOptions | undefined, host?: CompilerHost, oldProgram?: SemanticDiagnosticsBuilderProgram, configFileParsingDiagnostics?: readonly Diagnostic[], projectReferences?: readonly ProjectReference[]): SemanticDiagnosticsBuilderProgram; /** * Create the builder that can handle the changes in program and iterate through changed files * to emit the those files and manage semantic diagnostics cache as well */ function createEmitAndSemanticDiagnosticsBuilderProgram(newProgram: Program, host: BuilderProgramHost, oldProgram?: EmitAndSemanticDiagnosticsBuilderProgram, configFileParsingDiagnostics?: readonly Diagnostic[]): EmitAndSemanticDiagnosticsBuilderProgram; function createEmitAndSemanticDiagnosticsBuilderProgram(rootNames: readonly string[] | undefined, options: CompilerOptions | undefined, host?: CompilerHost, oldProgram?: EmitAndSemanticDiagnosticsBuilderProgram, configFileParsingDiagnostics?: readonly Diagnostic[], projectReferences?: readonly ProjectReference[]): EmitAndSemanticDiagnosticsBuilderProgram; /** * Creates a builder thats just abstraction over program and can be used with watch */ function createAbstractBuilder(newProgram: Program, host: BuilderProgramHost, oldProgram?: BuilderProgram, configFileParsingDiagnostics?: readonly Diagnostic[]): BuilderProgram; function createAbstractBuilder(rootNames: readonly string[] | undefined, options: CompilerOptions | undefined, host?: CompilerHost, oldProgram?: BuilderProgram, configFileParsingDiagnostics?: readonly Diagnostic[], projectReferences?: readonly ProjectReference[]): BuilderProgram; type AffectedFileResult = { result: T; affected: SourceFile | Program; } | undefined; interface BuilderProgramHost { /** * If provided this would be used this hash instead of actual file shape text for detecting changes */ createHash?: (data: string) => string; /** * When emit or emitNextAffectedFile are called without writeFile, * this callback if present would be used to write files */ writeFile?: WriteFileCallback; } /** * Builder to manage the program state changes */ interface BuilderProgram { /** * Returns current program */ getProgram(): Program; /** * Get compiler options of the program */ getCompilerOptions(): CompilerOptions; /** * Get the source file in the program with file name */ getSourceFile(fileName: string): SourceFile | undefined; /** * Get a list of files in the program */ getSourceFiles(): readonly SourceFile[]; /** * Get the diagnostics for compiler options */ getOptionsDiagnostics(cancellationToken?: CancellationToken): readonly Diagnostic[]; /** * Get the diagnostics that dont belong to any file */ getGlobalDiagnostics(cancellationToken?: CancellationToken): readonly Diagnostic[]; /** * Get the diagnostics from config file parsing */ getConfigFileParsingDiagnostics(): readonly Diagnostic[]; /** * Get the syntax diagnostics, for all source files if source file is not supplied */ getSyntacticDiagnostics(sourceFile?: SourceFile, cancellationToken?: CancellationToken): readonly Diagnostic[]; /** * Get the declaration diagnostics, for all source files if source file is not supplied */ getDeclarationDiagnostics(sourceFile?: SourceFile, cancellationToken?: CancellationToken): readonly DiagnosticWithLocation[]; /** * Get all the dependencies of the file */ getAllDependencies(sourceFile: SourceFile): readonly string[]; /** * Gets the semantic diagnostics from the program corresponding to this state of file (if provided) or whole program * The semantic diagnostics are cached and managed here * Note that it is assumed that when asked about semantic diagnostics through this API, * the file has been taken out of affected files so it is safe to use cache or get from program and cache the diagnostics * In case of SemanticDiagnosticsBuilderProgram if the source file is not provided, * it will iterate through all the affected files, to ensure that cache stays valid and yet provide a way to get all semantic diagnostics */ getSemanticDiagnostics(sourceFile?: SourceFile, cancellationToken?: CancellationToken): readonly Diagnostic[]; /** * Emits the JavaScript and declaration files. * When targetSource file is specified, emits the files corresponding to that source file, * otherwise for the whole program. * In case of EmitAndSemanticDiagnosticsBuilderProgram, when targetSourceFile is specified, * it is assumed that that file is handled from affected file list. If targetSourceFile is not specified, * it will only emit all the affected files instead of whole program * * The first of writeFile if provided, writeFile of BuilderProgramHost if provided, writeFile of compiler host * in that order would be used to write the files */ emit(targetSourceFile?: SourceFile, writeFile?: WriteFileCallback, cancellationToken?: CancellationToken, emitOnlyDtsFiles?: boolean, customTransformers?: CustomTransformers): EmitResult; /** * Get the current directory of the program */ getCurrentDirectory(): string; } /** * The builder that caches the semantic diagnostics for the program and handles the changed files and affected files */ interface SemanticDiagnosticsBuilderProgram extends BuilderProgram { /** * Gets the semantic diagnostics from the program for the next affected file and caches it * Returns undefined if the iteration is complete */ getSemanticDiagnosticsOfNextAffectedFile(cancellationToken?: CancellationToken, ignoreSourceFile?: (sourceFile: SourceFile) => boolean): AffectedFileResult; } /** * The builder that can handle the changes in program and iterate through changed file to emit the files * The semantic diagnostics are cached per file and managed by clearing for the changed/affected files */ interface EmitAndSemanticDiagnosticsBuilderProgram extends SemanticDiagnosticsBuilderProgram { /** * Emits the next affected file's emit result (EmitResult and sourceFiles emitted) or returns undefined if iteration is complete * The first of writeFile if provided, writeFile of BuilderProgramHost if provided, writeFile of compiler host * in that order would be used to write the files */ emitNextAffectedFile(writeFile?: WriteFileCallback, cancellationToken?: CancellationToken, emitOnlyDtsFiles?: boolean, customTransformers?: CustomTransformers): AffectedFileResult; } function readBuilderProgram(compilerOptions: CompilerOptions, host: ReadBuildProgramHost): ts.EmitAndSemanticDiagnosticsBuilderProgram | undefined; function createIncrementalCompilerHost(options: CompilerOptions, system?: ts.System): CompilerHost; function createIncrementalProgram({ rootNames, options, configFileParsingDiagnostics, projectReferences, host, createProgram }: IncrementalProgramOptions): T; /** * Create the watch compiler host for either configFile or fileNames and its options */ function createWatchCompilerHost(configFileName: string, optionsToExtend: CompilerOptions | undefined, system: System, createProgram?: CreateProgram, reportDiagnostic?: DiagnosticReporter, reportWatchStatus?: WatchStatusReporter, watchOptionsToExtend?: WatchOptions, extraFileExtensions?: readonly FileExtensionInfo[]): WatchCompilerHostOfConfigFile; function createWatchCompilerHost(rootFiles: string[], options: CompilerOptions, system: System, createProgram?: CreateProgram, reportDiagnostic?: DiagnosticReporter, reportWatchStatus?: WatchStatusReporter, projectReferences?: readonly ProjectReference[], watchOptions?: WatchOptions): WatchCompilerHostOfFilesAndCompilerOptions; /** * Creates the watch from the host for root files and compiler options */ function createWatchProgram(host: WatchCompilerHostOfFilesAndCompilerOptions): WatchOfFilesAndCompilerOptions; /** * Creates the watch from the host for config file */ function createWatchProgram(host: WatchCompilerHostOfConfigFile): WatchOfConfigFile; interface ReadBuildProgramHost { useCaseSensitiveFileNames(): boolean; getCurrentDirectory(): string; readFile(fileName: string): string | undefined; } interface IncrementalProgramOptions { rootNames: readonly string[]; options: CompilerOptions; configFileParsingDiagnostics?: readonly Diagnostic[]; projectReferences?: readonly ProjectReference[]; host?: CompilerHost; createProgram?: CreateProgram; } type WatchStatusReporter = (diagnostic: Diagnostic, newLine: string, options: CompilerOptions, errorCount?: number) => void; /** Create the program with rootNames and options, if they are undefined, oldProgram and new configFile diagnostics create new program */ type CreateProgram = (rootNames: readonly string[] | undefined, options: CompilerOptions | undefined, host?: CompilerHost, oldProgram?: T, configFileParsingDiagnostics?: readonly Diagnostic[], projectReferences?: readonly ProjectReference[] | undefined) => T; /** Host that has watch functionality used in --watch mode */ interface WatchHost { /** If provided, called with Diagnostic message that informs about change in watch status */ onWatchStatusChange?(diagnostic: Diagnostic, newLine: string, options: CompilerOptions, errorCount?: number): void; /** Used to watch changes in source files, missing files needed to update the program or config file */ watchFile(path: string, callback: FileWatcherCallback, pollingInterval?: number, options?: WatchOptions): FileWatcher; /** Used to watch resolved module's failed lookup locations, config file specs, type roots where auto type reference directives are added */ watchDirectory(path: string, callback: DirectoryWatcherCallback, recursive?: boolean, options?: WatchOptions): FileWatcher; /** If provided, will be used to set delayed compilation, so that multiple changes in short span are compiled together */ setTimeout?(callback: (...args: any[]) => void, ms: number, ...args: any[]): any; /** If provided, will be used to reset existing delayed compilation */ clearTimeout?(timeoutId: any): void; } interface ProgramHost { /** * Used to create the program when need for program creation or recreation detected */ createProgram: CreateProgram; useCaseSensitiveFileNames(): boolean; getNewLine(): string; getCurrentDirectory(): string; getDefaultLibFileName(options: CompilerOptions): string; getDefaultLibLocation?(): string; createHash?(data: string): string; /** * Use to check file presence for source files and * if resolveModuleNames is not provided (complier is in charge of module resolution) then module files as well */ fileExists(path: string): boolean; /** * Use to read file text for source files and * if resolveModuleNames is not provided (complier is in charge of module resolution) then module files as well */ readFile(path: string, encoding?: string): string | undefined; /** If provided, used for module resolution as well as to handle directory structure */ directoryExists?(path: string): boolean; /** If provided, used in resolutions as well as handling directory structure */ getDirectories?(path: string): string[]; /** If provided, used to cache and handle directory structure modifications */ readDirectory?(path: string, extensions?: readonly string[], exclude?: readonly string[], include?: readonly string[], depth?: number): string[]; /** Symbol links resolution */ realpath?(path: string): string; /** If provided would be used to write log about compilation */ trace?(s: string): void; /** If provided is used to get the environment variable */ getEnvironmentVariable?(name: string): string | undefined; /** * @deprecated supply resolveModuleNameLiterals instead for resolution that can handle newer resolution modes like nodenext * * If provided, used to resolve the module names, otherwise typescript's default module resolution */ resolveModuleNames?(moduleNames: string[], containingFile: string, reusedNames: string[] | undefined, redirectedReference: ResolvedProjectReference | undefined, options: CompilerOptions, containingSourceFile?: SourceFile): (ResolvedModule | undefined)[]; /** * @deprecated supply resolveTypeReferenceDirectiveReferences instead for resolution that can handle newer resolution modes like nodenext * * If provided, used to resolve type reference directives, otherwise typescript's default resolution */ resolveTypeReferenceDirectives?(typeReferenceDirectiveNames: string[] | readonly FileReference[], containingFile: string, redirectedReference: ResolvedProjectReference | undefined, options: CompilerOptions, containingFileMode?: ResolutionMode): (ResolvedTypeReferenceDirective | undefined)[]; resolveModuleNameLiterals?(moduleLiterals: readonly StringLiteralLike[], containingFile: string, redirectedReference: ResolvedProjectReference | undefined, options: CompilerOptions, containingSourceFile: SourceFile, reusedNames: readonly StringLiteralLike[] | undefined): readonly ResolvedModuleWithFailedLookupLocations[]; resolveTypeReferenceDirectiveReferences?(typeDirectiveReferences: readonly T[], containingFile: string, redirectedReference: ResolvedProjectReference | undefined, options: CompilerOptions, containingSourceFile: SourceFile | undefined, reusedNames: readonly T[] | undefined): readonly ResolvedTypeReferenceDirectiveWithFailedLookupLocations[]; /** If provided along with custom resolveModuleNames or resolveTypeReferenceDirectives, used to determine if unchanged file path needs to re-resolve modules/type reference directives */ hasInvalidatedResolutions?(filePath: Path): boolean; /** * Returns the module resolution cache used by a provided `resolveModuleNames` implementation so that any non-name module resolution operations (eg, package.json lookup) can reuse it */ getModuleResolutionCache?(): ModuleResolutionCache | undefined; } interface WatchCompilerHost extends ProgramHost, WatchHost { /** Instead of using output d.ts file from project reference, use its source file */ useSourceOfProjectReferenceRedirect?(): boolean; /** If provided, use this method to get parsed command lines for referenced projects */ getParsedCommandLine?(fileName: string): ParsedCommandLine | undefined; /** If provided, callback to invoke after every new program creation */ afterProgramCreate?(program: T): void; } /** * Host to create watch with root files and options */ interface WatchCompilerHostOfFilesAndCompilerOptions extends WatchCompilerHost { /** root files to use to generate program */ rootFiles: string[]; /** Compiler options */ options: CompilerOptions; watchOptions?: WatchOptions; /** Project References */ projectReferences?: readonly ProjectReference[]; } /** * Host to create watch with config file */ interface WatchCompilerHostOfConfigFile extends WatchCompilerHost, ConfigFileDiagnosticsReporter { /** Name of the config file to compile */ configFileName: string; /** Options to extend */ optionsToExtend?: CompilerOptions; watchOptionsToExtend?: WatchOptions; extraFileExtensions?: readonly FileExtensionInfo[]; /** * Used to generate source file names from the config file and its include, exclude, files rules * and also to cache the directory stucture */ readDirectory(path: string, extensions?: readonly string[], exclude?: readonly string[], include?: readonly string[], depth?: number): string[]; } interface Watch { /** Synchronize with host and get updated program */ getProgram(): T; /** Closes the watch */ close(): void; } /** * Creates the watch what generates program using the config file */ interface WatchOfConfigFile extends Watch { } /** * Creates the watch that generates program using the root files and compiler options */ interface WatchOfFilesAndCompilerOptions extends Watch { /** Updates the root files in the program, only if this is not config file compilation */ updateRootFileNames(fileNames: string[]): void; } /** * Create a function that reports watch status by writing to the system and handles the formating of the diagnostic */ function createBuilderStatusReporter(system: System, pretty?: boolean): DiagnosticReporter; function createSolutionBuilderHost(system?: ts.System, createProgram?: CreateProgram, reportDiagnostic?: DiagnosticReporter, reportSolutionBuilderStatus?: DiagnosticReporter, reportErrorSummary?: ReportEmitErrorSummary): ts.SolutionBuilderHost; function createSolutionBuilderWithWatchHost(system?: ts.System, createProgram?: CreateProgram, reportDiagnostic?: DiagnosticReporter, reportSolutionBuilderStatus?: DiagnosticReporter, reportWatchStatus?: WatchStatusReporter): ts.SolutionBuilderWithWatchHost; function createSolutionBuilder(host: SolutionBuilderHost, rootNames: readonly string[], defaultOptions: BuildOptions): SolutionBuilder; function createSolutionBuilderWithWatch(host: SolutionBuilderWithWatchHost, rootNames: readonly string[], defaultOptions: BuildOptions, baseWatchOptions?: WatchOptions): SolutionBuilder; interface BuildOptions { dry?: boolean; force?: boolean; verbose?: boolean; incremental?: boolean; assumeChangesOnlyAffectDirectDependencies?: boolean; declaration?: boolean; declarationMap?: boolean; emitDeclarationOnly?: boolean; sourceMap?: boolean; inlineSourceMap?: boolean; traceResolution?: boolean; [option: string]: CompilerOptionsValue | undefined; } type ReportEmitErrorSummary = (errorCount: number, filesInError: (ReportFileInError | undefined)[]) => void; interface ReportFileInError { fileName: string; line: number; } interface SolutionBuilderHostBase extends ProgramHost { createDirectory?(path: string): void; /** * Should provide create directory and writeFile if done of invalidatedProjects is not invoked with * writeFileCallback */ writeFile?(path: string, data: string, writeByteOrderMark?: boolean): void; getCustomTransformers?: (project: string) => CustomTransformers | undefined; getModifiedTime(fileName: string): Date | undefined; setModifiedTime(fileName: string, date: Date): void; deleteFile(fileName: string): void; getParsedCommandLine?(fileName: string): ParsedCommandLine | undefined; reportDiagnostic: DiagnosticReporter; reportSolutionBuilderStatus: DiagnosticReporter; afterProgramEmitAndDiagnostics?(program: T): void; } interface SolutionBuilderHost extends SolutionBuilderHostBase { reportErrorSummary?: ReportEmitErrorSummary; } interface SolutionBuilderWithWatchHost extends SolutionBuilderHostBase, WatchHost { } interface SolutionBuilder { build(project?: string, cancellationToken?: CancellationToken, writeFile?: WriteFileCallback, getCustomTransformers?: (project: string) => CustomTransformers): ExitStatus; clean(project?: string): ExitStatus; buildReferences(project: string, cancellationToken?: CancellationToken, writeFile?: WriteFileCallback, getCustomTransformers?: (project: string) => CustomTransformers): ExitStatus; cleanReferences(project?: string): ExitStatus; getNextInvalidatedProject(cancellationToken?: CancellationToken): InvalidatedProject | undefined; } enum InvalidatedProjectKind { Build = 0, /** @deprecated */ UpdateBundle = 1, UpdateOutputFileStamps = 2 } interface InvalidatedProjectBase { readonly kind: InvalidatedProjectKind; readonly project: ResolvedConfigFileName; /** * To dispose this project and ensure that all the necessary actions are taken and state is updated accordingly */ done(cancellationToken?: CancellationToken, writeFile?: WriteFileCallback, customTransformers?: CustomTransformers): ExitStatus; getCompilerOptions(): CompilerOptions; getCurrentDirectory(): string; } interface UpdateOutputFileStampsProject extends InvalidatedProjectBase { readonly kind: InvalidatedProjectKind.UpdateOutputFileStamps; updateOutputFileStatmps(): void; } interface BuildInvalidedProject extends InvalidatedProjectBase { readonly kind: InvalidatedProjectKind.Build; getBuilderProgram(): T | undefined; getProgram(): Program | undefined; getSourceFile(fileName: string): SourceFile | undefined; getSourceFiles(): readonly SourceFile[]; getOptionsDiagnostics(cancellationToken?: CancellationToken): readonly Diagnostic[]; getGlobalDiagnostics(cancellationToken?: CancellationToken): readonly Diagnostic[]; getConfigFileParsingDiagnostics(): readonly Diagnostic[]; getSyntacticDiagnostics(sourceFile?: SourceFile, cancellationToken?: CancellationToken): readonly Diagnostic[]; getAllDependencies(sourceFile: SourceFile): readonly string[]; getSemanticDiagnostics(sourceFile?: SourceFile, cancellationToken?: CancellationToken): readonly Diagnostic[]; getSemanticDiagnosticsOfNextAffectedFile(cancellationToken?: CancellationToken, ignoreSourceFile?: (sourceFile: SourceFile) => boolean): AffectedFileResult; emit(targetSourceFile?: SourceFile, writeFile?: WriteFileCallback, cancellationToken?: CancellationToken, emitOnlyDtsFiles?: boolean, customTransformers?: CustomTransformers): EmitResult | undefined; } /** @deprecated */ interface UpdateBundleProject extends InvalidatedProjectBase { readonly kind: InvalidatedProjectKind.UpdateBundle; emit(writeFile?: WriteFileCallback, customTransformers?: CustomTransformers): EmitResult | BuildInvalidedProject | undefined; } type InvalidatedProject = UpdateOutputFileStampsProject | BuildInvalidedProject | UpdateBundleProject; namespace server { type ActionSet = "action::set"; type ActionInvalidate = "action::invalidate"; type ActionPackageInstalled = "action::packageInstalled"; type EventTypesRegistry = "event::typesRegistry"; type EventBeginInstallTypes = "event::beginInstallTypes"; type EventEndInstallTypes = "event::endInstallTypes"; type EventInitializationFailed = "event::initializationFailed"; interface TypingInstallerResponse { readonly kind: ActionSet | ActionInvalidate | EventTypesRegistry | ActionPackageInstalled | EventBeginInstallTypes | EventEndInstallTypes | EventInitializationFailed; } interface TypingInstallerRequestWithProjectName { readonly projectName: string; } interface DiscoverTypings extends TypingInstallerRequestWithProjectName { readonly fileNames: string[]; readonly projectRootPath: Path; readonly compilerOptions: CompilerOptions; readonly watchOptions?: WatchOptions; readonly typeAcquisition: TypeAcquisition; readonly unresolvedImports: SortedReadonlyArray; readonly cachePath?: string; readonly kind: "discover"; } interface CloseProject extends TypingInstallerRequestWithProjectName { readonly kind: "closeProject"; } interface TypesRegistryRequest { readonly kind: "typesRegistry"; } interface InstallPackageRequest extends TypingInstallerRequestWithProjectName { readonly kind: "installPackage"; readonly fileName: Path; readonly packageName: string; readonly projectRootPath: Path; } interface PackageInstalledResponse extends ProjectResponse { readonly kind: ActionPackageInstalled; readonly success: boolean; readonly message: string; } interface InitializationFailedResponse extends TypingInstallerResponse { readonly kind: EventInitializationFailed; readonly message: string; readonly stack?: string; } interface ProjectResponse extends TypingInstallerResponse { readonly projectName: string; } interface InvalidateCachedTypings extends ProjectResponse { readonly kind: ActionInvalidate; } interface InstallTypes extends ProjectResponse { readonly kind: EventBeginInstallTypes | EventEndInstallTypes; readonly eventId: number; readonly typingsInstallerVersion: string; readonly packagesToInstall: readonly string[]; } interface BeginInstallTypes extends InstallTypes { readonly kind: EventBeginInstallTypes; } interface EndInstallTypes extends InstallTypes { readonly kind: EventEndInstallTypes; readonly installSuccess: boolean; } interface SetTypings extends ProjectResponse { readonly typeAcquisition: TypeAcquisition; readonly compilerOptions: CompilerOptions; readonly typings: string[]; readonly unresolvedImports: SortedReadonlyArray; readonly kind: ActionSet; } } function getDefaultFormatCodeSettings(newLineCharacter?: string): FormatCodeSettings; /** * 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[]; libReferenceDirectives: FileReference[]; importedFiles: FileReference[]; ambientExternalModules?: string[]; isLibFile: boolean; } interface HostCancellationToken { isCancellationRequested(): boolean; } interface InstallPackageOptions { fileName: Path; packageName: string; } interface PerformanceEvent { kind: "UpdateGraph" | "CreatePackageJsonAutoImportProvider"; durationMs: number; } enum LanguageServiceMode { Semantic = 0, PartialSemantic = 1, Syntactic = 2 } interface IncompleteCompletionsCache { get(): CompletionInfo | undefined; set(response: CompletionInfo): void; clear(): void; } interface LanguageServiceHost extends GetEffectiveTypeRootsHost, MinimalResolutionCacheHost { getCompilationSettings(): CompilerOptions; getNewLine?(): string; getProjectVersion?(): string; getScriptFileNames(): string[]; getScriptKind?(fileName: string): ScriptKind; getScriptVersion(fileName: string): string; getScriptSnapshot(fileName: string): IScriptSnapshot | undefined; getProjectReferences?(): readonly ProjectReference[] | 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?: readonly string[], exclude?: readonly string[], include?: readonly string[], depth?: number): string[]; realpath?(path: string): string; readFile(path: string, encoding?: string): string | undefined; fileExists(path: string): boolean; getTypeRootsVersion?(): number; /** @deprecated supply resolveModuleNameLiterals instead for resolution that can handle newer resolution modes like nodenext */ resolveModuleNames?(moduleNames: string[], containingFile: string, reusedNames: string[] | undefined, redirectedReference: ResolvedProjectReference | undefined, options: CompilerOptions, containingSourceFile?: SourceFile): (ResolvedModule | undefined)[]; getResolvedModuleWithFailedLookupLocationsFromCache?(modulename: string, containingFile: string, resolutionMode?: ResolutionMode): ResolvedModuleWithFailedLookupLocations | undefined; /** @deprecated supply resolveTypeReferenceDirectiveReferences instead for resolution that can handle newer resolution modes like nodenext */ resolveTypeReferenceDirectives?(typeDirectiveNames: string[] | FileReference[], containingFile: string, redirectedReference: ResolvedProjectReference | undefined, options: CompilerOptions, containingFileMode?: ResolutionMode): (ResolvedTypeReferenceDirective | undefined)[]; resolveModuleNameLiterals?(moduleLiterals: readonly StringLiteralLike[], containingFile: string, redirectedReference: ResolvedProjectReference | undefined, options: CompilerOptions, containingSourceFile: SourceFile, reusedNames: readonly StringLiteralLike[] | undefined): readonly ResolvedModuleWithFailedLookupLocations[]; resolveTypeReferenceDirectiveReferences?(typeDirectiveReferences: readonly T[], containingFile: string, redirectedReference: ResolvedProjectReference | undefined, options: CompilerOptions, containingSourceFile: SourceFile | undefined, reusedNames: readonly T[] | undefined): readonly ResolvedTypeReferenceDirectiveWithFailedLookupLocations[]; getDirectories?(directoryName: string): string[]; /** * Gets a set of custom transformers to use during emit. */ getCustomTransformers?(): CustomTransformers | undefined; isKnownTypesPackageName?(name: string): boolean; installPackage?(options: InstallPackageOptions): Promise; writeFile?(fileName: string, content: string): void; getParsedCommandLine?(fileName: string): ParsedCommandLine | undefined; } type WithMetadata = T & { metadata?: unknown; }; enum SemanticClassificationFormat { Original = "original", TwentyTwenty = "2020" } interface LanguageService { /** This is used as a part of restarting the language service. */ cleanupSemanticCache(): void; /** * Gets errors indicating invalid syntax in a file. * * In English, "this cdeo have, erorrs" is syntactically invalid because it has typos, * grammatical errors, and misplaced punctuation. Likewise, examples of syntax * errors in TypeScript are missing parentheses in an `if` statement, mismatched * curly braces, and using a reserved keyword as a variable name. * * These diagnostics are inexpensive to compute and don't require knowledge of * other files. Note that a non-empty result increases the likelihood of false positives * from `getSemanticDiagnostics`. * * While these represent the majority of syntax-related diagnostics, there are some * that require the type system, which will be present in `getSemanticDiagnostics`. * * @param fileName A path to the file you want syntactic diagnostics for */ getSyntacticDiagnostics(fileName: string): DiagnosticWithLocation[]; /** * Gets warnings or errors indicating type system issues in a given file. * Requesting semantic diagnostics may start up the type system and * run deferred work, so the first call may take longer than subsequent calls. * * Unlike the other get*Diagnostics functions, these diagnostics can potentially not * include a reference to a source file. Specifically, the first time this is called, * it will return global diagnostics with no associated location. * * To contrast the differences between semantic and syntactic diagnostics, consider the * sentence: "The sun is green." is syntactically correct; those are real English words with * correct sentence structure. However, it is semantically invalid, because it is not true. * * @param fileName A path to the file you want semantic diagnostics for */ getSemanticDiagnostics(fileName: string): Diagnostic[]; /** * Gets suggestion diagnostics for a specific file. These diagnostics tend to * proactively suggest refactors, as opposed to diagnostics that indicate * potentially incorrect runtime behavior. * * @param fileName A path to the file you want semantic diagnostics for */ getSuggestionDiagnostics(fileName: string): DiagnosticWithLocation[]; /** * Gets global diagnostics related to the program configuration and compiler options. */ getCompilerOptionsDiagnostics(): Diagnostic[]; /** @deprecated Use getEncodedSyntacticClassifications instead. */ getSyntacticClassifications(fileName: string, span: TextSpan): ClassifiedSpan[]; getSyntacticClassifications(fileName: string, span: TextSpan, format: SemanticClassificationFormat): ClassifiedSpan[] | ClassifiedSpan2020[]; /** @deprecated Use getEncodedSemanticClassifications instead. */ getSemanticClassifications(fileName: string, span: TextSpan): ClassifiedSpan[]; getSemanticClassifications(fileName: string, span: TextSpan, format: SemanticClassificationFormat): ClassifiedSpan[] | ClassifiedSpan2020[]; /** Encoded as triples of [start, length, ClassificationType]. */ getEncodedSyntacticClassifications(fileName: string, span: TextSpan): Classifications; /** * Gets semantic highlights information for a particular file. Has two formats, an older * version used by VS and a format used by VS Code. * * @param fileName The path to the file * @param position A text span to return results within * @param format Which format to use, defaults to "original" * @returns a number array encoded as triples of [start, length, ClassificationType, ...]. */ getEncodedSemanticClassifications(fileName: string, span: TextSpan, format?: SemanticClassificationFormat): Classifications; /** * Gets completion entries at a particular position in a file. * * @param fileName The path to the file * @param position A zero-based index of the character where you want the entries * @param options An object describing how the request was triggered and what kinds * of code actions can be returned with the completions. * @param formattingSettings settings needed for calling formatting functions. */ getCompletionsAtPosition(fileName: string, position: number, options: GetCompletionsAtPositionOptions | undefined, formattingSettings?: FormatCodeSettings): WithMetadata | undefined; /** * Gets the extended details for a completion entry retrieved from `getCompletionsAtPosition`. * * @param fileName The path to the file * @param position A zero based index of the character where you want the entries * @param entryName The `name` from an existing completion which came from `getCompletionsAtPosition` * @param formatOptions How should code samples in the completions be formatted, can be undefined for backwards compatibility * @param source `source` property from the completion entry * @param preferences User settings, can be undefined for backwards compatibility * @param data `data` property from the completion entry */ getCompletionEntryDetails(fileName: string, position: number, entryName: string, formatOptions: FormatCodeOptions | FormatCodeSettings | undefined, source: string | undefined, preferences: UserPreferences | undefined, data: CompletionEntryData | undefined): CompletionEntryDetails | undefined; getCompletionEntrySymbol(fileName: string, position: number, name: string, source: string | undefined): Symbol | undefined; /** * Gets semantic information about the identifier at a particular position in a * file. Quick info is what you typically see when you hover in an editor. * * @param fileName The path to the file * @param position A zero-based index of the character where you want the quick info */ getQuickInfoAtPosition(fileName: string, position: number): QuickInfo | undefined; getNameOrDottedNameSpan(fileName: string, startPos: number, endPos: number): TextSpan | undefined; getBreakpointStatementAtPosition(fileName: string, position: number): TextSpan | undefined; getSignatureHelpItems(fileName: string, position: number, options: SignatureHelpItemsOptions | undefined): SignatureHelpItems | undefined; getRenameInfo(fileName: string, position: number, preferences: UserPreferences): RenameInfo; /** @deprecated Use the signature with `UserPreferences` instead. */ getRenameInfo(fileName: string, position: number, options?: RenameInfoOptions): RenameInfo; findRenameLocations(fileName: string, position: number, findInStrings: boolean, findInComments: boolean, providePrefixAndSuffixTextForRename?: boolean): readonly RenameLocation[] | undefined; getSmartSelectionRange(fileName: string, position: number): SelectionRange; getDefinitionAtPosition(fileName: string, position: number): readonly DefinitionInfo[] | undefined; getDefinitionAndBoundSpan(fileName: string, position: number): DefinitionInfoAndBoundSpan | undefined; getTypeDefinitionAtPosition(fileName: string, position: number): readonly DefinitionInfo[] | undefined; getImplementationAtPosition(fileName: string, position: number): readonly ImplementationLocation[] | undefined; getReferencesAtPosition(fileName: string, position: number): ReferenceEntry[] | undefined; findReferences(fileName: string, position: number): ReferencedSymbol[] | undefined; getDocumentHighlights(fileName: string, position: number, filesToSearch: string[]): DocumentHighlights[] | undefined; getFileReferences(fileName: string): ReferenceEntry[]; /** @deprecated */ getOccurrencesAtPosition(fileName: string, position: number): readonly ReferenceEntry[] | undefined; getNavigateToItems(searchValue: string, maxResultCount?: number, fileName?: string, excludeDtsFiles?: boolean): NavigateToItem[]; getNavigationBarItems(fileName: string): NavigationBarItem[]; getNavigationTree(fileName: string): NavigationTree; prepareCallHierarchy(fileName: string, position: number): CallHierarchyItem | CallHierarchyItem[] | undefined; provideCallHierarchyIncomingCalls(fileName: string, position: number): CallHierarchyIncomingCall[]; provideCallHierarchyOutgoingCalls(fileName: string, position: number): CallHierarchyOutgoingCall[]; provideInlayHints(fileName: string, span: TextSpan, preferences: UserPreferences | undefined): InlayHint[]; 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, options?: DocCommentTemplateOptions, formatOptions?: FormatCodeSettings): TextInsertion | undefined; isValidBraceCompletionAtPosition(fileName: string, position: number, openingBrace: number): boolean; /** * This will return a defined result if the position is after the `>` of the opening tag, or somewhere in the text, of a JSXElement with no closing tag. * Editors should call this after `>` is typed. */ getJsxClosingTagAtPosition(fileName: string, position: number): JsxClosingTagInfo | undefined; getSpanOfEnclosingComment(fileName: string, position: number, onlyMultiLine: boolean): TextSpan | undefined; toLineColumnOffset?(fileName: string, position: number): LineAndCharacter; getCodeFixesAtPosition(fileName: string, start: number, end: number, errorCodes: readonly number[], formatOptions: FormatCodeSettings, preferences: UserPreferences): readonly CodeFixAction[]; getCombinedCodeFix(scope: CombinedCodeFixScope, fixId: {}, formatOptions: FormatCodeSettings, preferences: UserPreferences): CombinedCodeActions; applyCodeActionCommand(action: CodeActionCommand, formatSettings?: FormatCodeSettings): Promise; applyCodeActionCommand(action: CodeActionCommand[], formatSettings?: FormatCodeSettings): Promise; applyCodeActionCommand(action: CodeActionCommand | CodeActionCommand[], formatSettings?: FormatCodeSettings): Promise; /** @deprecated `fileName` will be ignored */ applyCodeActionCommand(fileName: string, action: CodeActionCommand): Promise; /** @deprecated `fileName` will be ignored */ applyCodeActionCommand(fileName: string, action: CodeActionCommand[]): Promise; /** @deprecated `fileName` will be ignored */ applyCodeActionCommand(fileName: string, action: CodeActionCommand | CodeActionCommand[]): Promise; getApplicableRefactors(fileName: string, positionOrRange: number | TextRange, preferences: UserPreferences | undefined, triggerReason?: RefactorTriggerReason, kind?: string): ApplicableRefactorInfo[]; getEditsForRefactor(fileName: string, formatOptions: FormatCodeSettings, positionOrRange: number | TextRange, refactorName: string, actionName: string, preferences: UserPreferences | undefined): RefactorEditInfo | undefined; organizeImports(args: OrganizeImportsArgs, formatOptions: FormatCodeSettings, preferences: UserPreferences | undefined): readonly FileTextChanges[]; getEditsForFileRename(oldFilePath: string, newFilePath: string, formatOptions: FormatCodeSettings, preferences: UserPreferences | undefined): readonly FileTextChanges[]; getEmitOutput(fileName: string, emitOnlyDtsFiles?: boolean, forceDtsEmit?: boolean): EmitOutput; getProgram(): Program | undefined; toggleLineComment(fileName: string, textRange: TextRange): TextChange[]; toggleMultilineComment(fileName: string, textRange: TextRange): TextChange[]; commentSelection(fileName: string, textRange: TextRange): TextChange[]; uncommentSelection(fileName: string, textRange: TextRange): TextChange[]; getSupportedCodeFixes(fileName?: string): readonly string[]; dispose(): void; } interface JsxClosingTagInfo { readonly newText: string; } interface CombinedCodeFixScope { type: "file"; fileName: string; } enum OrganizeImportsMode { All = "All", SortAndCombine = "SortAndCombine", RemoveUnused = "RemoveUnused" } interface OrganizeImportsArgs extends CombinedCodeFixScope { /** @deprecated Use `mode` instead */ skipDestructiveCodeActions?: boolean; mode?: OrganizeImportsMode; } type CompletionsTriggerCharacter = "." | '"' | "'" | "`" | "/" | "@" | "<" | "#" | " "; enum CompletionTriggerKind { /** Completion was triggered by typing an identifier, manual invocation (e.g Ctrl+Space) or via API. */ Invoked = 1, /** Completion was triggered by a trigger character. */ TriggerCharacter = 2, /** Completion was re-triggered as the current completion list is incomplete. */ TriggerForIncompleteCompletions = 3 } interface GetCompletionsAtPositionOptions extends UserPreferences { /** * If the editor is asking for completions because a certain character was typed * (as opposed to when the user explicitly requested them) this should be set. */ triggerCharacter?: CompletionsTriggerCharacter; triggerKind?: CompletionTriggerKind; /** * Include a `symbol` property on each completion entry object. * Symbols reference cyclic data structures and sometimes an entire TypeChecker instance, * so use caution when serializing or retaining completion entries retrieved with this option. * @default false */ includeSymbol?: boolean; /** @deprecated Use includeCompletionsForModuleExports */ includeExternalModuleExports?: boolean; /** @deprecated Use includeCompletionsWithInsertText */ includeInsertTextCompletions?: boolean; } type SignatureHelpTriggerCharacter = "," | "(" | "<"; type SignatureHelpRetriggerCharacter = SignatureHelpTriggerCharacter | ")"; interface SignatureHelpItemsOptions { triggerReason?: SignatureHelpTriggerReason; } type SignatureHelpTriggerReason = SignatureHelpInvokedReason | SignatureHelpCharacterTypedReason | SignatureHelpRetriggeredReason; /** * Signals that the user manually requested signature help. * The language service will unconditionally attempt to provide a result. */ interface SignatureHelpInvokedReason { kind: "invoked"; triggerCharacter?: undefined; } /** * Signals that the signature help request came from a user typing a character. * Depending on the character and the syntactic context, the request may or may not be served a result. */ interface SignatureHelpCharacterTypedReason { kind: "characterTyped"; /** * Character that was responsible for triggering signature help. */ triggerCharacter: SignatureHelpTriggerCharacter; } /** * Signals that this signature help request came from typing a character or moving the cursor. * This should only occur if a signature help session was already active and the editor needs to see if it should adjust. * The language service will unconditionally attempt to provide a result. * `triggerCharacter` can be `undefined` for a retrigger caused by a cursor move. */ interface SignatureHelpRetriggeredReason { kind: "retrigger"; /** * Character that was responsible for triggering signature help. */ triggerCharacter?: SignatureHelpRetriggerCharacter; } interface ApplyCodeActionCommandResult { successMessage: string; } interface Classifications { spans: number[]; endOfLineState: EndOfLineState; } interface ClassifiedSpan { textSpan: TextSpan; classificationType: ClassificationTypeNames; } interface ClassifiedSpan2020 { textSpan: TextSpan; classificationType: number; } /** * 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. "". */ 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[]; nameSpan: TextSpan | undefined; /** Present if non-empty */ childItems?: NavigationTree[]; } interface CallHierarchyItem { name: string; kind: ScriptElementKind; kindModifiers?: string; file: string; span: TextSpan; selectionSpan: TextSpan; containerName?: string; } interface CallHierarchyIncomingCall { from: CallHierarchyItem; fromSpans: TextSpan[]; } interface CallHierarchyOutgoingCall { to: CallHierarchyItem; fromSpans: TextSpan[]; } enum InlayHintKind { Type = "Type", Parameter = "Parameter", Enum = "Enum" } interface InlayHint { text: string; position: number; kind: InlayHintKind; whitespaceBefore?: boolean; whitespaceAfter?: boolean; } interface TodoCommentDescriptor { text: string; priority: number; } interface TodoComment { descriptor: TodoCommentDescriptor; message: string; position: number; } interface TextChange { span: TextSpan; newText: string; } interface FileTextChanges { fileName: string; textChanges: readonly TextChange[]; isNewFile?: boolean; } 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[]; /** * If the user accepts the code fix, the editor should send the action back in a `applyAction` request. * This allows the language service to have side effects (e.g. installing dependencies) upon a code fix. */ commands?: CodeActionCommand[]; } interface CodeFixAction extends CodeAction { /** Short name to identify the fix, for use by telemetry. */ fixName: string; /** * If present, one may call 'getCombinedCodeFix' with this fixId. * This may be omitted to indicate that the code fix can't be applied in a group. */ fixId?: {}; fixAllDescription?: string; } interface CombinedCodeActions { changes: readonly FileTextChanges[]; commands?: readonly CodeActionCommand[]; } type CodeActionCommand = InstallPackageAction; interface InstallPackageAction { } /** * 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. */ interface 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 message to show to the user if the refactoring cannot be applied in * the current context. */ notApplicableReason?: string; /** * The hierarchical dotted name of the refactor action. */ kind?: string; } /** * A set of edits to make in response to a refactor action, plus an optional * location where renaming should be invoked from */ interface RefactorEditInfo { edits: FileTextChanges[]; renameFilename?: string; renameLocation?: number; commands?: CodeActionCommand[]; } type RefactorTriggerReason = "implicit" | "invoked"; interface TextInsertion { newText: string; /** The position in newText the caret should point to after the insertion. */ caretOffset: number; } interface DocumentSpan { textSpan: TextSpan; fileName: string; /** * If the span represents a location that was remapped (e.g. via a .d.ts.map file), * then the original filename and span will be specified here */ originalTextSpan?: TextSpan; originalFileName?: string; /** * If DocumentSpan.textSpan is the span for name of the declaration, * then this is the span for relevant declaration */ contextSpan?: TextSpan; originalContextSpan?: TextSpan; } interface RenameLocation extends DocumentSpan { readonly prefixText?: string; readonly suffixText?: string; } interface ReferenceEntry extends DocumentSpan { isWriteAccess: boolean; isInString?: true; } interface ImplementationLocation extends DocumentSpan { kind: ScriptElementKind; displayParts: SymbolDisplayPart[]; } enum HighlightSpanKind { none = "none", definition = "definition", reference = "reference", writtenReference = "writtenReference" } interface HighlightSpan { fileName?: string; isInString?: true; textSpan: TextSpan; contextSpan?: TextSpan; kind: HighlightSpanKind; } interface NavigateToItem { name: string; kind: ScriptElementKind; kindModifiers: string; matchKind: "exact" | "prefix" | "substring" | "camelCase"; isCaseSensitive: boolean; fileName: string; textSpan: TextSpan; containerName: string; containerKind: ScriptElementKind; } enum IndentStyle { None = 0, Block = 1, Smart = 2 } enum SemicolonPreference { Ignore = "ignore", Insert = "insert", Remove = "remove" } /** @deprecated - consider using EditorSettings instead */ 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; trimTrailingWhitespace?: boolean; } /** @deprecated - consider using FormatCodeSettings instead */ 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; insertSpaceBeforeTypeAnnotation?: boolean; } interface FormatCodeSettings extends EditorSettings { readonly insertSpaceAfterCommaDelimiter?: boolean; readonly insertSpaceAfterSemicolonInForStatements?: boolean; readonly insertSpaceBeforeAndAfterBinaryOperators?: boolean; readonly insertSpaceAfterConstructor?: boolean; readonly insertSpaceAfterKeywordsInControlFlowStatements?: boolean; readonly insertSpaceAfterFunctionKeywordForAnonymousFunctions?: boolean; readonly insertSpaceAfterOpeningAndBeforeClosingNonemptyParenthesis?: boolean; readonly insertSpaceAfterOpeningAndBeforeClosingNonemptyBrackets?: boolean; readonly insertSpaceAfterOpeningAndBeforeClosingNonemptyBraces?: boolean; readonly insertSpaceAfterOpeningAndBeforeClosingEmptyBraces?: boolean; readonly insertSpaceAfterOpeningAndBeforeClosingTemplateStringBraces?: boolean; readonly insertSpaceAfterOpeningAndBeforeClosingJsxExpressionBraces?: boolean; readonly insertSpaceAfterTypeAssertion?: boolean; readonly insertSpaceBeforeFunctionParenthesis?: boolean; readonly placeOpenBraceOnNewLineForFunctions?: boolean; readonly placeOpenBraceOnNewLineForControlBlocks?: boolean; readonly insertSpaceBeforeTypeAnnotation?: boolean; readonly indentMultiLineObjectLiteralBeginningOnBlankLine?: boolean; readonly semicolons?: SemicolonPreference; } interface DefinitionInfo extends DocumentSpan { kind: ScriptElementKind; name: string; containerKind: ScriptElementKind; containerName: string; unverified?: boolean; } interface DefinitionInfoAndBoundSpan { definitions?: readonly DefinitionInfo[]; textSpan: TextSpan; } interface ReferencedSymbolDefinitionInfo extends DefinitionInfo { displayParts: SymbolDisplayPart[]; } interface ReferencedSymbol { definition: ReferencedSymbolDefinitionInfo; references: ReferencedSymbolEntry[]; } interface ReferencedSymbolEntry extends ReferenceEntry { isDefinition?: boolean; } 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, link = 22, linkName = 23, linkText = 24 } interface SymbolDisplayPart { text: string; kind: string; } interface JSDocLinkDisplayPart extends SymbolDisplayPart { target: DocumentSpan; } interface JSDocTagInfo { name: string; text?: SymbolDisplayPart[]; } interface QuickInfo { kind: ScriptElementKind; kindModifiers: string; textSpan: TextSpan; displayParts?: SymbolDisplayPart[]; documentation?: SymbolDisplayPart[]; tags?: JSDocTagInfo[]; } type RenameInfo = RenameInfoSuccess | RenameInfoFailure; interface RenameInfoSuccess { canRename: true; /** * File or directory to rename. * If set, `getEditsForFileRename` should be called instead of `findRenameLocations`. */ fileToRename?: string; displayName: string; fullDisplayName: string; kind: ScriptElementKind; kindModifiers: string; triggerSpan: TextSpan; } interface RenameInfoFailure { canRename: false; localizedErrorMessage: string; } /** * @deprecated Use `UserPreferences` instead. */ interface RenameInfoOptions { readonly allowRenameOfImportPath?: boolean; } interface DocCommentTemplateOptions { readonly generateReturnInDocTemplate?: boolean; } interface SignatureHelpParameter { name: string; documentation: SymbolDisplayPart[]; displayParts: SymbolDisplayPart[]; isOptional: boolean; isRest?: boolean; } interface SelectionRange { textSpan: TextSpan; parent?: SelectionRange; } /** * 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; } enum CompletionInfoFlags { None = 0, MayIncludeAutoImports = 1, IsImportStatementCompletion = 2, IsContinuation = 4, ResolvedModuleSpecifiers = 8, ResolvedModuleSpecifiersBeyondLimit = 16, MayIncludeMethodSnippets = 32 } interface CompletionInfo { /** For performance telemetry. */ flags?: CompletionInfoFlags; /** Not true for all global completions. This will be true if the enclosing scope matches a few syntax kinds. See `isSnippetScope`. */ isGlobalCompletion: boolean; isMemberCompletion: boolean; /** * In the absence of `CompletionEntry["replacementSpan"]`, the editor may choose whether to use * this span or its default one. If `CompletionEntry["replacementSpan"]` is defined, that span * must be used to commit that completion entry. */ optionalReplacementSpan?: TextSpan; /** * true when the current location also allows for a new identifier */ isNewIdentifierLocation: boolean; /** * Indicates to client to continue requesting completions on subsequent keystrokes. */ isIncomplete?: true; entries: CompletionEntry[]; } interface CompletionEntryDataAutoImport { /** * The name of the property or export in the module's symbol table. Differs from the completion name * in the case of InternalSymbolName.ExportEquals and InternalSymbolName.Default. */ exportName: string; exportMapKey?: string; moduleSpecifier?: string; /** The file name declaring the export's module symbol, if it was an external module */ fileName?: string; /** The module name (with quotes stripped) of the export's module symbol, if it was an ambient module */ ambientModuleName?: string; /** True if the export was found in the package.json AutoImportProvider */ isPackageJsonImport?: true; } interface CompletionEntryDataUnresolved extends CompletionEntryDataAutoImport { exportMapKey: string; } interface CompletionEntryDataResolved extends CompletionEntryDataAutoImport { moduleSpecifier: string; } type CompletionEntryData = CompletionEntryDataUnresolved | CompletionEntryDataResolved; interface CompletionEntry { name: string; kind: ScriptElementKind; kindModifiers?: string; sortText: string; insertText?: string; isSnippet?: true; /** * An optional span that indicates the text to be replaced by this completion item. * If present, this span should be used instead of the default one. * It will be set if the required span differs from the one generated by the default replacement behavior. */ replacementSpan?: TextSpan; hasAction?: true; source?: string; sourceDisplay?: SymbolDisplayPart[]; labelDetails?: CompletionEntryLabelDetails; isRecommended?: true; isFromUncheckedFile?: true; isPackageJsonImport?: true; isImportStatementCompletion?: true; /** * For API purposes. * Included for non-string completions only when `includeSymbol: true` option is passed to `getCompletionsAtPosition`. * @example Get declaration of completion: `symbol.valueDeclaration` */ symbol?: Symbol; /** * A property to be sent back to TS Server in the CompletionDetailsRequest, along with `name`, * that allows TS Server to look up the symbol represented by the completion item, disambiguating * items with the same name. Currently only defined for auto-import completions, but the type is * `unknown` in the protocol, so it can be changed as needed to support other kinds of completions. * The presence of this property should generally not be used to assume that this completion entry * is an auto-import. */ data?: CompletionEntryData; } interface CompletionEntryLabelDetails { detail?: string; description?: string; } interface CompletionEntryDetails { name: string; kind: ScriptElementKind; kindModifiers: string; displayParts: SymbolDisplayPart[]; documentation?: SymbolDisplayPart[]; tags?: JSDocTagInfo[]; codeActions?: CodeAction[]; /** @deprecated Use `sourceDisplay` instead. */ source?: SymbolDisplayPart[]; sourceDisplay?: SymbolDisplayPart[]; } 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; /** * Classification of the contents of the span */ kind: OutliningSpanKind; } enum OutliningSpanKind { /** Single or multi-line comments */ Comment = "comment", /** Sections marked by '// #region' and '// #endregion' comments */ Region = "region", /** Declarations and expressions */ Code = "code", /** Contiguous blocks of import declarations */ Imports = "imports" } enum OutputFileType { JavaScript = 0, SourceMap = 1, Declaration = 2 } 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, BigIntLiteral = 7, StringLiteral = 8, RegExpLiteral = 9 } 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 { [public|private]* accessor foo: number; } */ memberAccessorVariableElement = "accessor", /** * class X { constructor() { } } * class X { static { } } */ 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", /** * * @deprecated */ jsxAttribute = "JSX attribute", /** String literal */ string = "string", /** Jsdoc @link: in `{@link C link text}`, the before and after text "{@link " and "}" */ link = "link", /** Jsdoc @link: in `{@link C link text}`, the entity name "C" */ linkName = "link name", /** Jsdoc @link: in `{@link C link text}`, the link text "link text" */ linkText = "link text" } enum ScriptElementKindModifier { none = "", publicMemberModifier = "public", privateMemberModifier = "private", protectedMemberModifier = "protected", exportedModifier = "export", ambientModifier = "declare", staticModifier = "static", abstractModifier = "abstract", optionalModifier = "optional", deprecatedModifier = "deprecated", dtsModifier = ".d.ts", tsModifier = ".ts", tsxModifier = ".tsx", jsModifier = ".js", jsxModifier = ".jsx", jsonModifier = ".json", dmtsModifier = ".d.mts", mtsModifier = ".mts", mjsModifier = ".mjs", dctsModifier = ".d.cts", ctsModifier = ".cts", cjsModifier = ".cjs" } enum ClassificationTypeNames { comment = "comment", identifier = "identifier", keyword = "keyword", numericLiteral = "number", bigintLiteral = "bigint", 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, bigintLiteral = 25 } interface InlayHintsContext { file: SourceFile; program: Program; cancellationToken: CancellationToken; host: LanguageServiceHost; span: TextSpan; preferences: UserPreferences; } /** The classifier is used for syntactic highlighting in editors via the TSServer */ function createClassifier(): Classifier; interface DocumentHighlights { fileName: string; highlightSpans: HighlightSpan[]; } function createDocumentRegistry(useCaseSensitiveFileNames?: boolean, currentDirectory?: string): DocumentRegistry; /** * 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 compilationSettingsOrHost 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. A minimal * resolution cache is needed to fully define a source file's shape when * the compilation settings include `module: node16`+, so providing a cache host * object should be preferred. A common host is a language service `ConfiguredProject`. * @param scriptSnapshot Text of the file. Only used if the file was not found * in the registry and a new one was created. * @param 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, compilationSettingsOrHost: CompilerOptions | MinimalResolutionCacheHost, scriptSnapshot: IScriptSnapshot, version: string, scriptKind?: ScriptKind, sourceFileOptions?: CreateSourceFileOptions | ScriptTarget): SourceFile; acquireDocumentWithKey(fileName: string, path: Path, compilationSettingsOrHost: CompilerOptions | MinimalResolutionCacheHost, key: DocumentRegistryBucketKey, scriptSnapshot: IScriptSnapshot, version: string, scriptKind?: ScriptKind, sourceFileOptions?: CreateSourceFileOptions | ScriptTarget): 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 compilationSettingsOrHost 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. A minimal * resolution cache is needed to fully define a source file's shape when * the compilation settings include `module: node16`+, so providing a cache host * object should be preferred. A common host is a language service `ConfiguredProject`. * @param scriptSnapshot Text of the file. * @param version Current version of the file. */ updateDocument(fileName: string, compilationSettingsOrHost: CompilerOptions | MinimalResolutionCacheHost, scriptSnapshot: IScriptSnapshot, version: string, scriptKind?: ScriptKind, sourceFileOptions?: CreateSourceFileOptions | ScriptTarget): SourceFile; updateDocumentWithKey(fileName: string, path: Path, compilationSettingsOrHost: CompilerOptions | MinimalResolutionCacheHost, key: DocumentRegistryBucketKey, scriptSnapshot: IScriptSnapshot, version: string, scriptKind?: ScriptKind, sourceFileOptions?: CreateSourceFileOptions | ScriptTarget): 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 * @param scriptKind The script kind of the file to be released * * @deprecated pass scriptKind and impliedNodeFormat for correctness */ releaseDocument(fileName: string, compilationSettings: CompilerOptions, scriptKind?: ScriptKind): void; /** * 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 * @param scriptKind The script kind of the file to be released * @param impliedNodeFormat The implied source file format of the file to be released */ releaseDocument(fileName: string, compilationSettings: CompilerOptions, scriptKind: ScriptKind, impliedNodeFormat: ResolutionMode): void; /** * @deprecated pass scriptKind for and impliedNodeFormat correctness */ releaseDocumentWithKey(path: Path, key: DocumentRegistryBucketKey, scriptKind?: ScriptKind): void; releaseDocumentWithKey(path: Path, key: DocumentRegistryBucketKey, scriptKind: ScriptKind, impliedNodeFormat: ResolutionMode): void; reportStats(): string; } type DocumentRegistryBucketKey = string & { __bucketKey: any; }; function preProcessFile(sourceText: string, readImportFiles?: boolean, detectJavaScriptImports?: boolean): PreProcessedFileInfo; function transpileModule(input: string, transpileOptions: TranspileOptions): TranspileOutput; function transpile(input: string, compilerOptions?: CompilerOptions, fileName?: string, diagnostics?: Diagnostic[], moduleName?: string): string; interface TranspileOptions { compilerOptions?: CompilerOptions; fileName?: string; reportDiagnostics?: boolean; moduleName?: string; renamedDependencies?: MapLike; transformers?: CustomTransformers; } interface TranspileOutput { outputText: string; diagnostics?: Diagnostic[]; sourceMapText?: string; } function toEditorSettings(options: EditorOptions | EditorSettings): EditorSettings; function displayPartsToString(displayParts: SymbolDisplayPart[] | undefined): string; function getDefaultCompilerOptions(): CompilerOptions; function getSupportedCodeFixes(): readonly string[]; function createLanguageServiceSourceFile(fileName: string, scriptSnapshot: IScriptSnapshot, scriptTargetOrOptions: ScriptTarget | CreateSourceFileOptions, version: string, setNodeParents: boolean, scriptKind?: ScriptKind): SourceFile; function updateLanguageServiceSourceFile(sourceFile: SourceFile, scriptSnapshot: IScriptSnapshot, version: string, textChangeRange: TextChangeRange | undefined, aggressiveChecks?: boolean): SourceFile; function createLanguageService(host: LanguageServiceHost, documentRegistry?: DocumentRegistry, syntaxOnlyOrLanguageServiceMode?: boolean | LanguageServiceMode): 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; /** The version of the language service API */ const servicesVersion = "0.8"; /** * 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(source: T | T[], transformers: TransformerFactory[], compilerOptions?: CompilerOptions): TransformationResult; } export = ts;