diff --git a/tests/baselines/reference/api/tsserverlibrary.d.ts b/tests/baselines/reference/api/tsserverlibrary.d.ts
deleted file mode 100644
index 55b6a07bf86..00000000000
--- a/tests/baselines/reference/api/tsserverlibrary.d.ts
+++ /dev/null
@@ -1,7692 +0,0 @@
-/*! *****************************************************************************
-Copyright (c) Microsoft Corporation. All rights reserved. 
-Licensed under the Apache License, Version 2.0 (the "License"); you may not use
-this file except in compliance with the License. You may obtain a copy of the
-License at http://www.apache.org/licenses/LICENSE-2.0  
- 
-THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
-WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE, 
-MERCHANTABLITY OR NON-INFRINGEMENT. 
- 
-See the Apache Version 2.0 License for specific language governing permissions
-and limitations under the License.
-***************************************************************************** */
-
-declare namespace ts {
-    /**
-     * Type of objects whose values are all of the same type.
-     * The `in` and `for-in` operators can *not* be safely used,
-     * since `Object.prototype` may be modified by outside code.
-     */
-    interface MapLike<T> {
-        [index: string]: T;
-    }
-    /** ES6 Map interface, only read methods included. */
-    interface ReadonlyMap<T> {
-        get(key: string): T | undefined;
-        has(key: string): boolean;
-        forEach(action: (value: T, key: string) => void): void;
-        readonly size: number;
-        keys(): Iterator<string>;
-        values(): Iterator<T>;
-        entries(): Iterator<[string, T]>;
-    }
-    /** ES6 Map interface. */
-    interface Map<T> extends ReadonlyMap<T> {
-        set(key: string, value: T): this;
-        delete(key: string): boolean;
-        clear(): void;
-    }
-    /** ES6 Iterator type. */
-    interface Iterator<T> {
-        next(): {
-            value: T;
-            done: false;
-        } | {
-            value: never;
-            done: true;
-        };
-    }
-    /** Array that is only intended to be pushed to, never read. */
-    interface Push<T> {
-        push(...values: T[]): void;
-    }
-    type Path = string & {
-        __pathBrand: any;
-    };
-    interface TextRange {
-        pos: number;
-        end: number;
-    }
-    enum SyntaxKind {
-        Unknown = 0,
-        EndOfFileToken = 1,
-        SingleLineCommentTrivia = 2,
-        MultiLineCommentTrivia = 3,
-        NewLineTrivia = 4,
-        WhitespaceTrivia = 5,
-        ShebangTrivia = 6,
-        ConflictMarkerTrivia = 7,
-        NumericLiteral = 8,
-        StringLiteral = 9,
-        JsxText = 10,
-        JsxTextAllWhiteSpaces = 11,
-        RegularExpressionLiteral = 12,
-        NoSubstitutionTemplateLiteral = 13,
-        TemplateHead = 14,
-        TemplateMiddle = 15,
-        TemplateTail = 16,
-        OpenBraceToken = 17,
-        CloseBraceToken = 18,
-        OpenParenToken = 19,
-        CloseParenToken = 20,
-        OpenBracketToken = 21,
-        CloseBracketToken = 22,
-        DotToken = 23,
-        DotDotDotToken = 24,
-        SemicolonToken = 25,
-        CommaToken = 26,
-        LessThanToken = 27,
-        LessThanSlashToken = 28,
-        GreaterThanToken = 29,
-        LessThanEqualsToken = 30,
-        GreaterThanEqualsToken = 31,
-        EqualsEqualsToken = 32,
-        ExclamationEqualsToken = 33,
-        EqualsEqualsEqualsToken = 34,
-        ExclamationEqualsEqualsToken = 35,
-        EqualsGreaterThanToken = 36,
-        PlusToken = 37,
-        MinusToken = 38,
-        AsteriskToken = 39,
-        AsteriskAsteriskToken = 40,
-        SlashToken = 41,
-        PercentToken = 42,
-        PlusPlusToken = 43,
-        MinusMinusToken = 44,
-        LessThanLessThanToken = 45,
-        GreaterThanGreaterThanToken = 46,
-        GreaterThanGreaterThanGreaterThanToken = 47,
-        AmpersandToken = 48,
-        BarToken = 49,
-        CaretToken = 50,
-        ExclamationToken = 51,
-        TildeToken = 52,
-        AmpersandAmpersandToken = 53,
-        BarBarToken = 54,
-        QuestionToken = 55,
-        ColonToken = 56,
-        AtToken = 57,
-        EqualsToken = 58,
-        PlusEqualsToken = 59,
-        MinusEqualsToken = 60,
-        AsteriskEqualsToken = 61,
-        AsteriskAsteriskEqualsToken = 62,
-        SlashEqualsToken = 63,
-        PercentEqualsToken = 64,
-        LessThanLessThanEqualsToken = 65,
-        GreaterThanGreaterThanEqualsToken = 66,
-        GreaterThanGreaterThanGreaterThanEqualsToken = 67,
-        AmpersandEqualsToken = 68,
-        BarEqualsToken = 69,
-        CaretEqualsToken = 70,
-        Identifier = 71,
-        BreakKeyword = 72,
-        CaseKeyword = 73,
-        CatchKeyword = 74,
-        ClassKeyword = 75,
-        ConstKeyword = 76,
-        ContinueKeyword = 77,
-        DebuggerKeyword = 78,
-        DefaultKeyword = 79,
-        DeleteKeyword = 80,
-        DoKeyword = 81,
-        ElseKeyword = 82,
-        EnumKeyword = 83,
-        ExportKeyword = 84,
-        ExtendsKeyword = 85,
-        FalseKeyword = 86,
-        FinallyKeyword = 87,
-        ForKeyword = 88,
-        FunctionKeyword = 89,
-        IfKeyword = 90,
-        ImportKeyword = 91,
-        InKeyword = 92,
-        InstanceOfKeyword = 93,
-        NewKeyword = 94,
-        NullKeyword = 95,
-        ReturnKeyword = 96,
-        SuperKeyword = 97,
-        SwitchKeyword = 98,
-        ThisKeyword = 99,
-        ThrowKeyword = 100,
-        TrueKeyword = 101,
-        TryKeyword = 102,
-        TypeOfKeyword = 103,
-        VarKeyword = 104,
-        VoidKeyword = 105,
-        WhileKeyword = 106,
-        WithKeyword = 107,
-        ImplementsKeyword = 108,
-        InterfaceKeyword = 109,
-        LetKeyword = 110,
-        PackageKeyword = 111,
-        PrivateKeyword = 112,
-        ProtectedKeyword = 113,
-        PublicKeyword = 114,
-        StaticKeyword = 115,
-        YieldKeyword = 116,
-        AbstractKeyword = 117,
-        AsKeyword = 118,
-        AnyKeyword = 119,
-        AsyncKeyword = 120,
-        AwaitKeyword = 121,
-        BooleanKeyword = 122,
-        ConstructorKeyword = 123,
-        DeclareKeyword = 124,
-        GetKeyword = 125,
-        IsKeyword = 126,
-        KeyOfKeyword = 127,
-        ModuleKeyword = 128,
-        NamespaceKeyword = 129,
-        NeverKeyword = 130,
-        ReadonlyKeyword = 131,
-        RequireKeyword = 132,
-        NumberKeyword = 133,
-        ObjectKeyword = 134,
-        SetKeyword = 135,
-        StringKeyword = 136,
-        SymbolKeyword = 137,
-        TypeKeyword = 138,
-        UndefinedKeyword = 139,
-        FromKeyword = 140,
-        GlobalKeyword = 141,
-        OfKeyword = 142,
-        QualifiedName = 143,
-        ComputedPropertyName = 144,
-        TypeParameter = 145,
-        Parameter = 146,
-        Decorator = 147,
-        PropertySignature = 148,
-        PropertyDeclaration = 149,
-        MethodSignature = 150,
-        MethodDeclaration = 151,
-        Constructor = 152,
-        GetAccessor = 153,
-        SetAccessor = 154,
-        CallSignature = 155,
-        ConstructSignature = 156,
-        IndexSignature = 157,
-        TypePredicate = 158,
-        TypeReference = 159,
-        FunctionType = 160,
-        ConstructorType = 161,
-        TypeQuery = 162,
-        TypeLiteral = 163,
-        ArrayType = 164,
-        TupleType = 165,
-        UnionType = 166,
-        IntersectionType = 167,
-        ParenthesizedType = 168,
-        ThisType = 169,
-        TypeOperator = 170,
-        IndexedAccessType = 171,
-        MappedType = 172,
-        LiteralType = 173,
-        ObjectBindingPattern = 174,
-        ArrayBindingPattern = 175,
-        BindingElement = 176,
-        ArrayLiteralExpression = 177,
-        ObjectLiteralExpression = 178,
-        PropertyAccessExpression = 179,
-        ElementAccessExpression = 180,
-        CallExpression = 181,
-        NewExpression = 182,
-        TaggedTemplateExpression = 183,
-        TypeAssertionExpression = 184,
-        ParenthesizedExpression = 185,
-        FunctionExpression = 186,
-        ArrowFunction = 187,
-        DeleteExpression = 188,
-        TypeOfExpression = 189,
-        VoidExpression = 190,
-        AwaitExpression = 191,
-        PrefixUnaryExpression = 192,
-        PostfixUnaryExpression = 193,
-        BinaryExpression = 194,
-        ConditionalExpression = 195,
-        TemplateExpression = 196,
-        YieldExpression = 197,
-        SpreadElement = 198,
-        ClassExpression = 199,
-        OmittedExpression = 200,
-        ExpressionWithTypeArguments = 201,
-        AsExpression = 202,
-        NonNullExpression = 203,
-        MetaProperty = 204,
-        TemplateSpan = 205,
-        SemicolonClassElement = 206,
-        Block = 207,
-        VariableStatement = 208,
-        EmptyStatement = 209,
-        ExpressionStatement = 210,
-        IfStatement = 211,
-        DoStatement = 212,
-        WhileStatement = 213,
-        ForStatement = 214,
-        ForInStatement = 215,
-        ForOfStatement = 216,
-        ContinueStatement = 217,
-        BreakStatement = 218,
-        ReturnStatement = 219,
-        WithStatement = 220,
-        SwitchStatement = 221,
-        LabeledStatement = 222,
-        ThrowStatement = 223,
-        TryStatement = 224,
-        DebuggerStatement = 225,
-        VariableDeclaration = 226,
-        VariableDeclarationList = 227,
-        FunctionDeclaration = 228,
-        ClassDeclaration = 229,
-        InterfaceDeclaration = 230,
-        TypeAliasDeclaration = 231,
-        EnumDeclaration = 232,
-        ModuleDeclaration = 233,
-        ModuleBlock = 234,
-        CaseBlock = 235,
-        NamespaceExportDeclaration = 236,
-        ImportEqualsDeclaration = 237,
-        ImportDeclaration = 238,
-        ImportClause = 239,
-        NamespaceImport = 240,
-        NamedImports = 241,
-        ImportSpecifier = 242,
-        ExportAssignment = 243,
-        ExportDeclaration = 244,
-        NamedExports = 245,
-        ExportSpecifier = 246,
-        MissingDeclaration = 247,
-        ExternalModuleReference = 248,
-        JsxElement = 249,
-        JsxSelfClosingElement = 250,
-        JsxOpeningElement = 251,
-        JsxClosingElement = 252,
-        JsxFragment = 253,
-        JsxOpeningFragment = 254,
-        JsxClosingFragment = 255,
-        JsxAttribute = 256,
-        JsxAttributes = 257,
-        JsxSpreadAttribute = 258,
-        JsxExpression = 259,
-        CaseClause = 260,
-        DefaultClause = 261,
-        HeritageClause = 262,
-        CatchClause = 263,
-        PropertyAssignment = 264,
-        ShorthandPropertyAssignment = 265,
-        SpreadAssignment = 266,
-        EnumMember = 267,
-        SourceFile = 268,
-        Bundle = 269,
-        JSDocTypeExpression = 270,
-        JSDocAllType = 271,
-        JSDocUnknownType = 272,
-        JSDocNullableType = 273,
-        JSDocNonNullableType = 274,
-        JSDocOptionalType = 275,
-        JSDocFunctionType = 276,
-        JSDocVariadicType = 277,
-        JSDocComment = 278,
-        JSDocTag = 279,
-        JSDocAugmentsTag = 280,
-        JSDocClassTag = 281,
-        JSDocParameterTag = 282,
-        JSDocReturnTag = 283,
-        JSDocTypeTag = 284,
-        JSDocTemplateTag = 285,
-        JSDocTypedefTag = 286,
-        JSDocPropertyTag = 287,
-        JSDocTypeLiteral = 288,
-        SyntaxList = 289,
-        NotEmittedStatement = 290,
-        PartiallyEmittedExpression = 291,
-        CommaListExpression = 292,
-        MergeDeclarationMarker = 293,
-        EndOfDeclarationMarker = 294,
-        Count = 295,
-        FirstAssignment = 58,
-        LastAssignment = 70,
-        FirstCompoundAssignment = 59,
-        LastCompoundAssignment = 70,
-        FirstReservedWord = 72,
-        LastReservedWord = 107,
-        FirstKeyword = 72,
-        LastKeyword = 142,
-        FirstFutureReservedWord = 108,
-        LastFutureReservedWord = 116,
-        FirstTypeNode = 158,
-        LastTypeNode = 173,
-        FirstPunctuation = 17,
-        LastPunctuation = 70,
-        FirstToken = 0,
-        LastToken = 142,
-        FirstTriviaToken = 2,
-        LastTriviaToken = 7,
-        FirstLiteralToken = 8,
-        LastLiteralToken = 13,
-        FirstTemplateToken = 13,
-        LastTemplateToken = 16,
-        FirstBinaryOperator = 27,
-        LastBinaryOperator = 70,
-        FirstNode = 143,
-        FirstJSDocNode = 270,
-        LastJSDocNode = 288,
-        FirstJSDocTagNode = 279,
-        LastJSDocTagNode = 288,
-    }
-    enum NodeFlags {
-        None = 0,
-        Let = 1,
-        Const = 2,
-        NestedNamespace = 4,
-        Synthesized = 8,
-        Namespace = 16,
-        ExportContext = 32,
-        ContainsThis = 64,
-        HasImplicitReturn = 128,
-        HasExplicitReturn = 256,
-        GlobalAugmentation = 512,
-        HasAsyncFunctions = 1024,
-        DisallowInContext = 2048,
-        YieldContext = 4096,
-        DecoratorContext = 8192,
-        AwaitContext = 16384,
-        ThisNodeHasError = 32768,
-        JavaScriptFile = 65536,
-        ThisNodeOrAnySubNodesHasError = 131072,
-        HasAggregatedChildData = 262144,
-        JSDoc = 1048576,
-        BlockScoped = 3,
-        ReachabilityCheckFlags = 384,
-        ReachabilityAndEmitFlags = 1408,
-        ContextFlags = 96256,
-        TypeExcludesFlags = 20480,
-    }
-    enum ModifierFlags {
-        None = 0,
-        Export = 1,
-        Ambient = 2,
-        Public = 4,
-        Private = 8,
-        Protected = 16,
-        Static = 32,
-        Readonly = 64,
-        Abstract = 128,
-        Async = 256,
-        Default = 512,
-        Const = 2048,
-        HasComputedFlags = 536870912,
-        AccessibilityModifier = 28,
-        ParameterPropertyModifier = 92,
-        NonPublicAccessibilityModifier = 24,
-        TypeScriptModifier = 2270,
-        ExportDefault = 513,
-    }
-    enum JsxFlags {
-        None = 0,
-        /** An element from a named property of the JSX.IntrinsicElements interface */
-        IntrinsicNamedElement = 1,
-        /** An element inferred from the string index signature of the JSX.IntrinsicElements interface */
-        IntrinsicIndexedElement = 2,
-        IntrinsicElement = 3,
-    }
-    interface Node extends TextRange {
-        kind: SyntaxKind;
-        flags: NodeFlags;
-        decorators?: NodeArray<Decorator>;
-        modifiers?: ModifiersArray;
-        parent?: Node;
-    }
-    interface JSDocContainer {
-    }
-    type HasJSDoc = ParameterDeclaration | CallSignatureDeclaration | ConstructSignatureDeclaration | MethodSignature | PropertySignature | ArrowFunction | ParenthesizedExpression | SpreadAssignment | ShorthandPropertyAssignment | PropertyAssignment | FunctionExpression | LabeledStatement | ExpressionStatement | VariableStatement | FunctionDeclaration | ConstructorDeclaration | MethodDeclaration | PropertyDeclaration | AccessorDeclaration | ClassLikeDeclaration | InterfaceDeclaration | TypeAliasDeclaration | EnumMember | EnumDeclaration | ModuleDeclaration | ImportEqualsDeclaration | IndexSignatureDeclaration | FunctionTypeNode | ConstructorTypeNode | JSDocFunctionType | EndOfFileToken;
-    interface NodeArray<T extends Node> extends ReadonlyArray<T>, TextRange {
-        hasTrailingComma?: boolean;
-    }
-    interface Token<TKind extends SyntaxKind> extends Node {
-        kind: TKind;
-    }
-    type DotDotDotToken = Token<SyntaxKind.DotDotDotToken>;
-    type QuestionToken = Token<SyntaxKind.QuestionToken>;
-    type ColonToken = Token<SyntaxKind.ColonToken>;
-    type EqualsToken = Token<SyntaxKind.EqualsToken>;
-    type AsteriskToken = Token<SyntaxKind.AsteriskToken>;
-    type EqualsGreaterThanToken = Token<SyntaxKind.EqualsGreaterThanToken>;
-    type EndOfFileToken = Token<SyntaxKind.EndOfFileToken> & JSDocContainer;
-    type AtToken = Token<SyntaxKind.AtToken>;
-    type ReadonlyToken = Token<SyntaxKind.ReadonlyKeyword>;
-    type AwaitKeywordToken = Token<SyntaxKind.AwaitKeyword>;
-    type Modifier = Token<SyntaxKind.AbstractKeyword> | Token<SyntaxKind.AsyncKeyword> | Token<SyntaxKind.ConstKeyword> | Token<SyntaxKind.DeclareKeyword> | Token<SyntaxKind.DefaultKeyword> | Token<SyntaxKind.ExportKeyword> | Token<SyntaxKind.PublicKeyword> | Token<SyntaxKind.PrivateKeyword> | Token<SyntaxKind.ProtectedKeyword> | Token<SyntaxKind.ReadonlyKeyword> | Token<SyntaxKind.StaticKeyword>;
-    type ModifiersArray = NodeArray<Modifier>;
-    interface Identifier extends PrimaryExpression {
-        kind: SyntaxKind.Identifier;
-        /**
-         * Prefer to use `id.unescapedText`. (Note: This is available only in services, not internally to the TypeScript compiler.)
-         * Text of identifier, but if the identifier begins with two underscores, this will begin with three.
-         */
-        escapedText: __String;
-        originalKeywordKind?: SyntaxKind;
-        isInJSDocNamespace?: boolean;
-    }
-    interface TransientIdentifier extends Identifier {
-        resolvedSymbol: Symbol;
-    }
-    interface QualifiedName extends Node {
-        kind: SyntaxKind.QualifiedName;
-        left: EntityName;
-        right: Identifier;
-    }
-    type EntityName = Identifier | QualifiedName;
-    type PropertyName = Identifier | StringLiteral | NumericLiteral | ComputedPropertyName;
-    type DeclarationName = Identifier | StringLiteral | NumericLiteral | ComputedPropertyName | BindingPattern;
-    interface Declaration extends Node {
-        _declarationBrand: any;
-    }
-    interface NamedDeclaration extends Declaration {
-        name?: DeclarationName;
-    }
-    interface DeclarationStatement extends NamedDeclaration, Statement {
-        name?: Identifier | StringLiteral | NumericLiteral;
-    }
-    interface ComputedPropertyName extends Node {
-        kind: SyntaxKind.ComputedPropertyName;
-        expression: Expression;
-    }
-    interface Decorator extends Node {
-        kind: SyntaxKind.Decorator;
-        parent?: NamedDeclaration;
-        expression: LeftHandSideExpression;
-    }
-    interface TypeParameterDeclaration extends NamedDeclaration {
-        kind: SyntaxKind.TypeParameter;
-        parent?: DeclarationWithTypeParameters;
-        name: Identifier;
-        constraint?: TypeNode;
-        default?: TypeNode;
-        expression?: Expression;
-    }
-    interface SignatureDeclarationBase extends NamedDeclaration, JSDocContainer {
-        kind: SignatureDeclaration["kind"];
-        name?: PropertyName;
-        typeParameters?: NodeArray<TypeParameterDeclaration>;
-        parameters: NodeArray<ParameterDeclaration>;
-        type: TypeNode | undefined;
-    }
-    type SignatureDeclaration = CallSignatureDeclaration | ConstructSignatureDeclaration | MethodSignature | IndexSignatureDeclaration | FunctionTypeNode | ConstructorTypeNode | JSDocFunctionType | FunctionDeclaration | MethodDeclaration | ConstructorDeclaration | AccessorDeclaration | FunctionExpression | ArrowFunction;
-    interface CallSignatureDeclaration extends SignatureDeclarationBase, TypeElement {
-        kind: SyntaxKind.CallSignature;
-    }
-    interface ConstructSignatureDeclaration extends SignatureDeclarationBase, TypeElement {
-        kind: SyntaxKind.ConstructSignature;
-    }
-    type BindingName = Identifier | BindingPattern;
-    interface VariableDeclaration extends NamedDeclaration {
-        kind: SyntaxKind.VariableDeclaration;
-        parent?: VariableDeclarationList | CatchClause;
-        name: BindingName;
-        type?: TypeNode;
-        initializer?: Expression;
-    }
-    interface VariableDeclarationList extends Node {
-        kind: SyntaxKind.VariableDeclarationList;
-        parent?: VariableStatement | ForStatement | ForOfStatement | ForInStatement;
-        declarations: NodeArray<VariableDeclaration>;
-    }
-    interface ParameterDeclaration extends NamedDeclaration, JSDocContainer {
-        kind: SyntaxKind.Parameter;
-        parent?: SignatureDeclaration;
-        dotDotDotToken?: DotDotDotToken;
-        name: BindingName;
-        questionToken?: QuestionToken;
-        type?: TypeNode;
-        initializer?: Expression;
-    }
-    interface BindingElement extends NamedDeclaration {
-        kind: SyntaxKind.BindingElement;
-        parent?: BindingPattern;
-        propertyName?: PropertyName;
-        dotDotDotToken?: DotDotDotToken;
-        name: BindingName;
-        initializer?: Expression;
-    }
-    interface PropertySignature extends TypeElement, JSDocContainer {
-        kind: SyntaxKind.PropertySignature;
-        name: PropertyName;
-        questionToken?: QuestionToken;
-        type?: TypeNode;
-        initializer?: Expression;
-    }
-    interface PropertyDeclaration extends ClassElement, JSDocContainer {
-        kind: SyntaxKind.PropertyDeclaration;
-        questionToken?: QuestionToken;
-        name: PropertyName;
-        type?: TypeNode;
-        initializer?: Expression;
-    }
-    interface ObjectLiteralElement extends NamedDeclaration {
-        _objectLiteralBrandBrand: any;
-        name?: PropertyName;
-    }
-    type ObjectLiteralElementLike = PropertyAssignment | ShorthandPropertyAssignment | SpreadAssignment | MethodDeclaration | AccessorDeclaration;
-    interface PropertyAssignment extends ObjectLiteralElement, JSDocContainer {
-        parent: ObjectLiteralExpression;
-        kind: SyntaxKind.PropertyAssignment;
-        name: PropertyName;
-        questionToken?: QuestionToken;
-        initializer: Expression;
-    }
-    interface ShorthandPropertyAssignment extends ObjectLiteralElement, JSDocContainer {
-        parent: ObjectLiteralExpression;
-        kind: SyntaxKind.ShorthandPropertyAssignment;
-        name: Identifier;
-        questionToken?: QuestionToken;
-        equalsToken?: Token<SyntaxKind.EqualsToken>;
-        objectAssignmentInitializer?: Expression;
-    }
-    interface SpreadAssignment extends ObjectLiteralElement, JSDocContainer {
-        parent: ObjectLiteralExpression;
-        kind: SyntaxKind.SpreadAssignment;
-        expression: Expression;
-    }
-    interface VariableLikeDeclaration extends NamedDeclaration {
-        propertyName?: PropertyName;
-        dotDotDotToken?: DotDotDotToken;
-        name: DeclarationName;
-        questionToken?: QuestionToken;
-        type?: TypeNode;
-        initializer?: Expression;
-    }
-    interface PropertyLikeDeclaration extends NamedDeclaration {
-        name: PropertyName;
-    }
-    interface ObjectBindingPattern extends Node {
-        kind: SyntaxKind.ObjectBindingPattern;
-        parent?: VariableDeclaration | ParameterDeclaration | BindingElement;
-        elements: NodeArray<BindingElement>;
-    }
-    interface ArrayBindingPattern extends Node {
-        kind: SyntaxKind.ArrayBindingPattern;
-        parent?: VariableDeclaration | ParameterDeclaration | BindingElement;
-        elements: NodeArray<ArrayBindingElement>;
-    }
-    type BindingPattern = ObjectBindingPattern | ArrayBindingPattern;
-    type ArrayBindingElement = BindingElement | OmittedExpression;
-    /**
-     * Several node kinds share function-like features such as a signature,
-     * a name, and a body. These nodes should extend FunctionLikeDeclarationBase.
-     * Examples:
-     * - FunctionDeclaration
-     * - MethodDeclaration
-     * - AccessorDeclaration
-     */
-    interface FunctionLikeDeclarationBase extends SignatureDeclarationBase {
-        _functionLikeDeclarationBrand: any;
-        asteriskToken?: AsteriskToken;
-        questionToken?: QuestionToken;
-        body?: Block | Expression;
-    }
-    type FunctionLikeDeclaration = FunctionDeclaration | MethodDeclaration | ConstructorDeclaration | GetAccessorDeclaration | SetAccessorDeclaration | FunctionExpression | ArrowFunction;
-    type FunctionLike = FunctionLikeDeclaration | FunctionTypeNode | ConstructorTypeNode | IndexSignatureDeclaration | MethodSignature | ConstructSignatureDeclaration | CallSignatureDeclaration;
-    interface FunctionDeclaration extends FunctionLikeDeclarationBase, DeclarationStatement {
-        kind: SyntaxKind.FunctionDeclaration;
-        name?: Identifier;
-        body?: FunctionBody;
-    }
-    interface MethodSignature extends SignatureDeclarationBase, TypeElement {
-        kind: SyntaxKind.MethodSignature;
-        name: PropertyName;
-    }
-    interface MethodDeclaration extends FunctionLikeDeclarationBase, ClassElement, ObjectLiteralElement, JSDocContainer {
-        kind: SyntaxKind.MethodDeclaration;
-        name: PropertyName;
-        body?: FunctionBody;
-    }
-    interface ConstructorDeclaration extends FunctionLikeDeclarationBase, ClassElement, JSDocContainer {
-        kind: SyntaxKind.Constructor;
-        parent?: ClassDeclaration | ClassExpression;
-        body?: FunctionBody;
-    }
-    /** For when we encounter a semicolon in a class declaration. ES6 allows these as class elements. */
-    interface SemicolonClassElement extends ClassElement {
-        kind: SyntaxKind.SemicolonClassElement;
-        parent?: ClassDeclaration | ClassExpression;
-    }
-    interface GetAccessorDeclaration extends FunctionLikeDeclarationBase, ClassElement, ObjectLiteralElement, JSDocContainer {
-        kind: SyntaxKind.GetAccessor;
-        parent?: ClassDeclaration | ClassExpression | ObjectLiteralExpression;
-        name: PropertyName;
-        body: FunctionBody;
-    }
-    interface SetAccessorDeclaration extends FunctionLikeDeclarationBase, ClassElement, ObjectLiteralElement, JSDocContainer {
-        kind: SyntaxKind.SetAccessor;
-        parent?: ClassDeclaration | ClassExpression | ObjectLiteralExpression;
-        name: PropertyName;
-        body: FunctionBody;
-    }
-    type AccessorDeclaration = GetAccessorDeclaration | SetAccessorDeclaration;
-    interface IndexSignatureDeclaration extends SignatureDeclarationBase, ClassElement, TypeElement {
-        kind: SyntaxKind.IndexSignature;
-        parent?: ClassDeclaration | ClassExpression | InterfaceDeclaration | TypeLiteralNode;
-    }
-    interface TypeNode extends Node {
-        _typeNodeBrand: any;
-    }
-    interface KeywordTypeNode extends TypeNode {
-        kind: SyntaxKind.AnyKeyword | SyntaxKind.NumberKeyword | SyntaxKind.ObjectKeyword | SyntaxKind.BooleanKeyword | SyntaxKind.StringKeyword | SyntaxKind.SymbolKeyword | SyntaxKind.ThisKeyword | SyntaxKind.VoidKeyword | SyntaxKind.UndefinedKeyword | SyntaxKind.NullKeyword | SyntaxKind.NeverKeyword;
-    }
-    interface ThisTypeNode extends TypeNode {
-        kind: SyntaxKind.ThisType;
-    }
-    type FunctionOrConstructorTypeNode = FunctionTypeNode | ConstructorTypeNode;
-    interface FunctionTypeNode extends TypeNode, SignatureDeclarationBase {
-        kind: SyntaxKind.FunctionType;
-    }
-    interface ConstructorTypeNode extends TypeNode, SignatureDeclarationBase {
-        kind: SyntaxKind.ConstructorType;
-    }
-    type TypeReferenceType = TypeReferenceNode | ExpressionWithTypeArguments;
-    interface TypeReferenceNode extends TypeNode {
-        kind: SyntaxKind.TypeReference;
-        typeName: EntityName;
-        typeArguments?: NodeArray<TypeNode>;
-    }
-    interface TypePredicateNode extends TypeNode {
-        kind: SyntaxKind.TypePredicate;
-        parent?: SignatureDeclaration;
-        parameterName: Identifier | ThisTypeNode;
-        type: TypeNode;
-    }
-    interface TypeQueryNode extends TypeNode {
-        kind: SyntaxKind.TypeQuery;
-        exprName: EntityName;
-    }
-    interface TypeLiteralNode extends TypeNode, Declaration {
-        kind: SyntaxKind.TypeLiteral;
-        members: NodeArray<TypeElement>;
-    }
-    interface ArrayTypeNode extends TypeNode {
-        kind: SyntaxKind.ArrayType;
-        elementType: TypeNode;
-    }
-    interface TupleTypeNode extends TypeNode {
-        kind: SyntaxKind.TupleType;
-        elementTypes: NodeArray<TypeNode>;
-    }
-    type UnionOrIntersectionTypeNode = UnionTypeNode | IntersectionTypeNode;
-    interface UnionTypeNode extends TypeNode {
-        kind: SyntaxKind.UnionType;
-        types: NodeArray<TypeNode>;
-    }
-    interface IntersectionTypeNode extends TypeNode {
-        kind: SyntaxKind.IntersectionType;
-        types: NodeArray<TypeNode>;
-    }
-    interface ParenthesizedTypeNode extends TypeNode {
-        kind: SyntaxKind.ParenthesizedType;
-        type: TypeNode;
-    }
-    interface TypeOperatorNode extends TypeNode {
-        kind: SyntaxKind.TypeOperator;
-        operator: SyntaxKind.KeyOfKeyword;
-        type: TypeNode;
-    }
-    interface IndexedAccessTypeNode extends TypeNode {
-        kind: SyntaxKind.IndexedAccessType;
-        objectType: TypeNode;
-        indexType: TypeNode;
-    }
-    interface MappedTypeNode extends TypeNode, Declaration {
-        kind: SyntaxKind.MappedType;
-        readonlyToken?: ReadonlyToken;
-        typeParameter: TypeParameterDeclaration;
-        questionToken?: QuestionToken;
-        type?: TypeNode;
-    }
-    interface LiteralTypeNode extends TypeNode {
-        kind: SyntaxKind.LiteralType;
-        literal: BooleanLiteral | LiteralExpression | PrefixUnaryExpression;
-    }
-    interface StringLiteral extends LiteralExpression {
-        kind: SyntaxKind.StringLiteral;
-    }
-    interface Expression extends Node {
-        _expressionBrand: any;
-    }
-    interface OmittedExpression extends Expression {
-        kind: SyntaxKind.OmittedExpression;
-    }
-    interface PartiallyEmittedExpression extends LeftHandSideExpression {
-        kind: SyntaxKind.PartiallyEmittedExpression;
-        expression: Expression;
-    }
-    interface UnaryExpression extends Expression {
-        _unaryExpressionBrand: any;
-    }
-    /** Deprecated, please use UpdateExpression */
-    type IncrementExpression = UpdateExpression;
-    interface UpdateExpression extends UnaryExpression {
-        _updateExpressionBrand: any;
-    }
-    type PrefixUnaryOperator = SyntaxKind.PlusPlusToken | SyntaxKind.MinusMinusToken | SyntaxKind.PlusToken | SyntaxKind.MinusToken | SyntaxKind.TildeToken | SyntaxKind.ExclamationToken;
-    interface PrefixUnaryExpression extends UpdateExpression {
-        kind: SyntaxKind.PrefixUnaryExpression;
-        operator: PrefixUnaryOperator;
-        operand: UnaryExpression;
-    }
-    type PostfixUnaryOperator = SyntaxKind.PlusPlusToken | SyntaxKind.MinusMinusToken;
-    interface PostfixUnaryExpression extends UpdateExpression {
-        kind: SyntaxKind.PostfixUnaryExpression;
-        operand: LeftHandSideExpression;
-        operator: PostfixUnaryOperator;
-    }
-    interface LeftHandSideExpression extends UpdateExpression {
-        _leftHandSideExpressionBrand: any;
-    }
-    interface MemberExpression extends LeftHandSideExpression {
-        _memberExpressionBrand: any;
-    }
-    interface PrimaryExpression extends MemberExpression {
-        _primaryExpressionBrand: any;
-    }
-    interface NullLiteral extends PrimaryExpression, TypeNode {
-        kind: SyntaxKind.NullKeyword;
-    }
-    interface BooleanLiteral extends PrimaryExpression, TypeNode {
-        kind: SyntaxKind.TrueKeyword | SyntaxKind.FalseKeyword;
-    }
-    interface ThisExpression extends PrimaryExpression, KeywordTypeNode {
-        kind: SyntaxKind.ThisKeyword;
-    }
-    interface SuperExpression extends PrimaryExpression {
-        kind: SyntaxKind.SuperKeyword;
-    }
-    interface ImportExpression extends PrimaryExpression {
-        kind: SyntaxKind.ImportKeyword;
-    }
-    interface DeleteExpression extends UnaryExpression {
-        kind: SyntaxKind.DeleteExpression;
-        expression: UnaryExpression;
-    }
-    interface TypeOfExpression extends UnaryExpression {
-        kind: SyntaxKind.TypeOfExpression;
-        expression: UnaryExpression;
-    }
-    interface VoidExpression extends UnaryExpression {
-        kind: SyntaxKind.VoidExpression;
-        expression: UnaryExpression;
-    }
-    interface AwaitExpression extends UnaryExpression {
-        kind: SyntaxKind.AwaitExpression;
-        expression: UnaryExpression;
-    }
-    interface YieldExpression extends Expression {
-        kind: SyntaxKind.YieldExpression;
-        asteriskToken?: AsteriskToken;
-        expression?: Expression;
-    }
-    type ExponentiationOperator = SyntaxKind.AsteriskAsteriskToken;
-    type MultiplicativeOperator = SyntaxKind.AsteriskToken | SyntaxKind.SlashToken | SyntaxKind.PercentToken;
-    type MultiplicativeOperatorOrHigher = ExponentiationOperator | MultiplicativeOperator;
-    type AdditiveOperator = SyntaxKind.PlusToken | SyntaxKind.MinusToken;
-    type AdditiveOperatorOrHigher = MultiplicativeOperatorOrHigher | AdditiveOperator;
-    type ShiftOperator = SyntaxKind.LessThanLessThanToken | SyntaxKind.GreaterThanGreaterThanToken | SyntaxKind.GreaterThanGreaterThanGreaterThanToken;
-    type ShiftOperatorOrHigher = AdditiveOperatorOrHigher | ShiftOperator;
-    type RelationalOperator = SyntaxKind.LessThanToken | SyntaxKind.LessThanEqualsToken | SyntaxKind.GreaterThanToken | SyntaxKind.GreaterThanEqualsToken | SyntaxKind.InstanceOfKeyword | SyntaxKind.InKeyword;
-    type RelationalOperatorOrHigher = ShiftOperatorOrHigher | RelationalOperator;
-    type EqualityOperator = SyntaxKind.EqualsEqualsToken | SyntaxKind.EqualsEqualsEqualsToken | SyntaxKind.ExclamationEqualsEqualsToken | SyntaxKind.ExclamationEqualsToken;
-    type EqualityOperatorOrHigher = RelationalOperatorOrHigher | EqualityOperator;
-    type BitwiseOperator = SyntaxKind.AmpersandToken | SyntaxKind.BarToken | SyntaxKind.CaretToken;
-    type BitwiseOperatorOrHigher = EqualityOperatorOrHigher | BitwiseOperator;
-    type LogicalOperator = SyntaxKind.AmpersandAmpersandToken | SyntaxKind.BarBarToken;
-    type LogicalOperatorOrHigher = BitwiseOperatorOrHigher | LogicalOperator;
-    type CompoundAssignmentOperator = SyntaxKind.PlusEqualsToken | SyntaxKind.MinusEqualsToken | SyntaxKind.AsteriskAsteriskEqualsToken | SyntaxKind.AsteriskEqualsToken | SyntaxKind.SlashEqualsToken | SyntaxKind.PercentEqualsToken | SyntaxKind.AmpersandEqualsToken | SyntaxKind.BarEqualsToken | SyntaxKind.CaretEqualsToken | SyntaxKind.LessThanLessThanEqualsToken | SyntaxKind.GreaterThanGreaterThanGreaterThanEqualsToken | SyntaxKind.GreaterThanGreaterThanEqualsToken;
-    type AssignmentOperator = SyntaxKind.EqualsToken | CompoundAssignmentOperator;
-    type AssignmentOperatorOrHigher = LogicalOperatorOrHigher | AssignmentOperator;
-    type BinaryOperator = AssignmentOperatorOrHigher | SyntaxKind.CommaToken;
-    type BinaryOperatorToken = Token<BinaryOperator>;
-    interface BinaryExpression extends Expression, Declaration {
-        kind: SyntaxKind.BinaryExpression;
-        left: Expression;
-        operatorToken: BinaryOperatorToken;
-        right: Expression;
-    }
-    type AssignmentOperatorToken = Token<AssignmentOperator>;
-    interface AssignmentExpression<TOperator extends AssignmentOperatorToken> extends BinaryExpression {
-        left: LeftHandSideExpression;
-        operatorToken: TOperator;
-    }
-    interface ObjectDestructuringAssignment extends AssignmentExpression<EqualsToken> {
-        left: ObjectLiteralExpression;
-    }
-    interface ArrayDestructuringAssignment extends AssignmentExpression<EqualsToken> {
-        left: ArrayLiteralExpression;
-    }
-    type DestructuringAssignment = ObjectDestructuringAssignment | ArrayDestructuringAssignment;
-    type BindingOrAssignmentElement = VariableDeclaration | ParameterDeclaration | BindingElement | PropertyAssignment | ShorthandPropertyAssignment | SpreadAssignment | OmittedExpression | SpreadElement | ArrayLiteralExpression | ObjectLiteralExpression | AssignmentExpression<EqualsToken> | Identifier | PropertyAccessExpression | ElementAccessExpression;
-    type BindingOrAssignmentElementRestIndicator = DotDotDotToken | SpreadElement | SpreadAssignment;
-    type BindingOrAssignmentElementTarget = BindingOrAssignmentPattern | Expression;
-    type ObjectBindingOrAssignmentPattern = ObjectBindingPattern | ObjectLiteralExpression;
-    type ArrayBindingOrAssignmentPattern = ArrayBindingPattern | ArrayLiteralExpression;
-    type AssignmentPattern = ObjectLiteralExpression | ArrayLiteralExpression;
-    type BindingOrAssignmentPattern = ObjectBindingOrAssignmentPattern | ArrayBindingOrAssignmentPattern;
-    interface ConditionalExpression extends Expression {
-        kind: SyntaxKind.ConditionalExpression;
-        condition: Expression;
-        questionToken: QuestionToken;
-        whenTrue: Expression;
-        colonToken: ColonToken;
-        whenFalse: Expression;
-    }
-    type FunctionBody = Block;
-    type ConciseBody = FunctionBody | Expression;
-    interface FunctionExpression extends PrimaryExpression, FunctionLikeDeclarationBase, JSDocContainer {
-        kind: SyntaxKind.FunctionExpression;
-        name?: Identifier;
-        body: FunctionBody;
-    }
-    interface ArrowFunction extends Expression, FunctionLikeDeclarationBase, JSDocContainer {
-        kind: SyntaxKind.ArrowFunction;
-        equalsGreaterThanToken: EqualsGreaterThanToken;
-        body: ConciseBody;
-    }
-    interface LiteralLikeNode extends Node {
-        text: string;
-        isUnterminated?: boolean;
-        hasExtendedUnicodeEscape?: boolean;
-    }
-    interface LiteralExpression extends LiteralLikeNode, PrimaryExpression {
-        _literalExpressionBrand: any;
-    }
-    interface RegularExpressionLiteral extends LiteralExpression {
-        kind: SyntaxKind.RegularExpressionLiteral;
-    }
-    interface NoSubstitutionTemplateLiteral extends LiteralExpression {
-        kind: SyntaxKind.NoSubstitutionTemplateLiteral;
-    }
-    interface NumericLiteral extends LiteralExpression {
-        kind: SyntaxKind.NumericLiteral;
-    }
-    interface TemplateHead extends LiteralLikeNode {
-        kind: SyntaxKind.TemplateHead;
-        parent?: TemplateExpression;
-    }
-    interface TemplateMiddle extends LiteralLikeNode {
-        kind: SyntaxKind.TemplateMiddle;
-        parent?: TemplateSpan;
-    }
-    interface TemplateTail extends LiteralLikeNode {
-        kind: SyntaxKind.TemplateTail;
-        parent?: TemplateSpan;
-    }
-    type TemplateLiteral = TemplateExpression | NoSubstitutionTemplateLiteral;
-    interface TemplateExpression extends PrimaryExpression {
-        kind: SyntaxKind.TemplateExpression;
-        head: TemplateHead;
-        templateSpans: NodeArray<TemplateSpan>;
-    }
-    interface TemplateSpan extends Node {
-        kind: SyntaxKind.TemplateSpan;
-        parent?: TemplateExpression;
-        expression: Expression;
-        literal: TemplateMiddle | TemplateTail;
-    }
-    interface ParenthesizedExpression extends PrimaryExpression, JSDocContainer {
-        kind: SyntaxKind.ParenthesizedExpression;
-        expression: Expression;
-    }
-    interface ArrayLiteralExpression extends PrimaryExpression {
-        kind: SyntaxKind.ArrayLiteralExpression;
-        elements: NodeArray<Expression>;
-    }
-    interface SpreadElement extends Expression {
-        kind: SyntaxKind.SpreadElement;
-        parent?: ArrayLiteralExpression | CallExpression | NewExpression;
-        expression: Expression;
-    }
-    /**
-     * This interface is a base interface for ObjectLiteralExpression and JSXAttributes to extend from. JSXAttributes is similar to
-     * ObjectLiteralExpression in that it contains array of properties; however, JSXAttributes' properties can only be
-     * JSXAttribute or JSXSpreadAttribute. ObjectLiteralExpression, on the other hand, can only have properties of type
-     * ObjectLiteralElement (e.g. PropertyAssignment, ShorthandPropertyAssignment etc.)
-     */
-    interface ObjectLiteralExpressionBase<T extends ObjectLiteralElement> extends PrimaryExpression, Declaration {
-        properties: NodeArray<T>;
-    }
-    interface ObjectLiteralExpression extends ObjectLiteralExpressionBase<ObjectLiteralElementLike> {
-        kind: SyntaxKind.ObjectLiteralExpression;
-    }
-    type EntityNameExpression = Identifier | PropertyAccessEntityNameExpression | ParenthesizedExpression;
-    type EntityNameOrEntityNameExpression = EntityName | EntityNameExpression;
-    interface PropertyAccessExpression extends MemberExpression, NamedDeclaration {
-        kind: SyntaxKind.PropertyAccessExpression;
-        expression: LeftHandSideExpression;
-        name: Identifier;
-    }
-    interface SuperPropertyAccessExpression extends PropertyAccessExpression {
-        expression: SuperExpression;
-    }
-    /** Brand for a PropertyAccessExpression which, like a QualifiedName, consists of a sequence of identifiers separated by dots. */
-    interface PropertyAccessEntityNameExpression extends PropertyAccessExpression {
-        _propertyAccessExpressionLikeQualifiedNameBrand?: any;
-        expression: EntityNameExpression;
-    }
-    interface ElementAccessExpression extends MemberExpression {
-        kind: SyntaxKind.ElementAccessExpression;
-        expression: LeftHandSideExpression;
-        argumentExpression?: Expression;
-    }
-    interface SuperElementAccessExpression extends ElementAccessExpression {
-        expression: SuperExpression;
-    }
-    type SuperProperty = SuperPropertyAccessExpression | SuperElementAccessExpression;
-    interface CallExpression extends LeftHandSideExpression, Declaration {
-        kind: SyntaxKind.CallExpression;
-        expression: LeftHandSideExpression;
-        typeArguments?: NodeArray<TypeNode>;
-        arguments: NodeArray<Expression>;
-    }
-    interface SuperCall extends CallExpression {
-        expression: SuperExpression;
-    }
-    interface ImportCall extends CallExpression {
-        expression: ImportExpression;
-    }
-    interface ExpressionWithTypeArguments extends TypeNode {
-        kind: SyntaxKind.ExpressionWithTypeArguments;
-        parent?: HeritageClause;
-        expression: LeftHandSideExpression;
-        typeArguments?: NodeArray<TypeNode>;
-    }
-    interface NewExpression extends PrimaryExpression, Declaration {
-        kind: SyntaxKind.NewExpression;
-        expression: LeftHandSideExpression;
-        typeArguments?: NodeArray<TypeNode>;
-        arguments?: NodeArray<Expression>;
-    }
-    interface TaggedTemplateExpression extends MemberExpression {
-        kind: SyntaxKind.TaggedTemplateExpression;
-        tag: LeftHandSideExpression;
-        template: TemplateLiteral;
-    }
-    type CallLikeExpression = CallExpression | NewExpression | TaggedTemplateExpression | Decorator | JsxOpeningLikeElement;
-    interface AsExpression extends Expression {
-        kind: SyntaxKind.AsExpression;
-        expression: Expression;
-        type: TypeNode;
-    }
-    interface TypeAssertion extends UnaryExpression {
-        kind: SyntaxKind.TypeAssertionExpression;
-        type: TypeNode;
-        expression: UnaryExpression;
-    }
-    type AssertionExpression = TypeAssertion | AsExpression;
-    interface NonNullExpression extends LeftHandSideExpression {
-        kind: SyntaxKind.NonNullExpression;
-        expression: Expression;
-    }
-    interface MetaProperty extends PrimaryExpression {
-        kind: SyntaxKind.MetaProperty;
-        keywordToken: SyntaxKind.NewKeyword;
-        name: Identifier;
-    }
-    interface JsxElement extends PrimaryExpression {
-        kind: SyntaxKind.JsxElement;
-        openingElement: JsxOpeningElement;
-        children: NodeArray<JsxChild>;
-        closingElement: JsxClosingElement;
-    }
-    type JsxOpeningLikeElement = JsxSelfClosingElement | JsxOpeningElement;
-    type JsxAttributeLike = JsxAttribute | JsxSpreadAttribute;
-    type JsxTagNameExpression = PrimaryExpression | PropertyAccessExpression;
-    interface JsxAttributes extends ObjectLiteralExpressionBase<JsxAttributeLike> {
-        parent?: JsxOpeningLikeElement;
-    }
-    interface JsxOpeningElement extends Expression {
-        kind: SyntaxKind.JsxOpeningElement;
-        parent?: JsxElement;
-        tagName: JsxTagNameExpression;
-        attributes: JsxAttributes;
-    }
-    interface JsxSelfClosingElement extends PrimaryExpression {
-        kind: SyntaxKind.JsxSelfClosingElement;
-        tagName: JsxTagNameExpression;
-        attributes: JsxAttributes;
-    }
-    interface JsxFragment extends PrimaryExpression {
-        kind: SyntaxKind.JsxFragment;
-        openingFragment: JsxOpeningFragment;
-        children: NodeArray<JsxChild>;
-        closingFragment: JsxClosingFragment;
-    }
-    interface JsxOpeningFragment extends Expression {
-        kind: SyntaxKind.JsxOpeningFragment;
-        parent?: JsxFragment;
-    }
-    interface JsxClosingFragment extends Expression {
-        kind: SyntaxKind.JsxClosingFragment;
-        parent?: JsxFragment;
-    }
-    interface JsxAttribute extends ObjectLiteralElement {
-        kind: SyntaxKind.JsxAttribute;
-        parent?: JsxAttributes;
-        name: Identifier;
-        initializer?: StringLiteral | JsxExpression;
-    }
-    interface JsxSpreadAttribute extends ObjectLiteralElement {
-        kind: SyntaxKind.JsxSpreadAttribute;
-        parent?: JsxAttributes;
-        expression: Expression;
-    }
-    interface JsxClosingElement extends Node {
-        kind: SyntaxKind.JsxClosingElement;
-        parent?: JsxElement;
-        tagName: JsxTagNameExpression;
-    }
-    interface JsxExpression extends Expression {
-        kind: SyntaxKind.JsxExpression;
-        parent?: JsxElement | JsxAttributeLike;
-        dotDotDotToken?: Token<SyntaxKind.DotDotDotToken>;
-        expression?: Expression;
-    }
-    interface JsxText extends Node {
-        kind: SyntaxKind.JsxText;
-        containsOnlyWhiteSpaces: boolean;
-        parent?: JsxElement;
-    }
-    type JsxChild = JsxText | JsxExpression | JsxElement | JsxSelfClosingElement | JsxFragment;
-    interface Statement extends Node {
-        _statementBrand: any;
-    }
-    interface NotEmittedStatement extends Statement {
-        kind: SyntaxKind.NotEmittedStatement;
-    }
-    /**
-     * A list of comma-seperated expressions. This node is only created by transformations.
-     */
-    interface CommaListExpression extends Expression {
-        kind: SyntaxKind.CommaListExpression;
-        elements: NodeArray<Expression>;
-    }
-    interface EmptyStatement extends Statement {
-        kind: SyntaxKind.EmptyStatement;
-    }
-    interface DebuggerStatement extends Statement {
-        kind: SyntaxKind.DebuggerStatement;
-    }
-    interface MissingDeclaration extends DeclarationStatement, ClassElement, ObjectLiteralElement, TypeElement {
-        kind: SyntaxKind.MissingDeclaration;
-        name?: Identifier;
-    }
-    type BlockLike = SourceFile | Block | ModuleBlock | CaseOrDefaultClause;
-    interface Block extends Statement {
-        kind: SyntaxKind.Block;
-        statements: NodeArray<Statement>;
-    }
-    interface VariableStatement extends Statement, JSDocContainer {
-        kind: SyntaxKind.VariableStatement;
-        declarationList: VariableDeclarationList;
-    }
-    interface ExpressionStatement extends Statement, JSDocContainer {
-        kind: SyntaxKind.ExpressionStatement;
-        expression: Expression;
-    }
-    interface IfStatement extends Statement {
-        kind: SyntaxKind.IfStatement;
-        expression: Expression;
-        thenStatement: Statement;
-        elseStatement?: Statement;
-    }
-    interface IterationStatement extends Statement {
-        statement: Statement;
-    }
-    interface DoStatement extends IterationStatement {
-        kind: SyntaxKind.DoStatement;
-        expression: Expression;
-    }
-    interface WhileStatement extends IterationStatement {
-        kind: SyntaxKind.WhileStatement;
-        expression: Expression;
-    }
-    type ForInitializer = VariableDeclarationList | Expression;
-    interface ForStatement extends IterationStatement {
-        kind: SyntaxKind.ForStatement;
-        initializer?: ForInitializer;
-        condition?: Expression;
-        incrementor?: Expression;
-    }
-    type ForInOrOfStatement = ForInStatement | ForOfStatement;
-    interface ForInStatement extends IterationStatement {
-        kind: SyntaxKind.ForInStatement;
-        initializer: ForInitializer;
-        expression: Expression;
-    }
-    interface ForOfStatement extends IterationStatement {
-        kind: SyntaxKind.ForOfStatement;
-        awaitModifier?: AwaitKeywordToken;
-        initializer: ForInitializer;
-        expression: Expression;
-    }
-    interface BreakStatement extends Statement {
-        kind: SyntaxKind.BreakStatement;
-        label?: Identifier;
-    }
-    interface ContinueStatement extends Statement {
-        kind: SyntaxKind.ContinueStatement;
-        label?: Identifier;
-    }
-    type BreakOrContinueStatement = BreakStatement | ContinueStatement;
-    interface ReturnStatement extends Statement {
-        kind: SyntaxKind.ReturnStatement;
-        expression?: Expression;
-    }
-    interface WithStatement extends Statement {
-        kind: SyntaxKind.WithStatement;
-        expression: Expression;
-        statement: Statement;
-    }
-    interface SwitchStatement extends Statement {
-        kind: SyntaxKind.SwitchStatement;
-        expression: Expression;
-        caseBlock: CaseBlock;
-        possiblyExhaustive?: boolean;
-    }
-    interface CaseBlock extends Node {
-        kind: SyntaxKind.CaseBlock;
-        parent?: SwitchStatement;
-        clauses: NodeArray<CaseOrDefaultClause>;
-    }
-    interface CaseClause extends Node {
-        kind: SyntaxKind.CaseClause;
-        parent?: CaseBlock;
-        expression: Expression;
-        statements: NodeArray<Statement>;
-    }
-    interface DefaultClause extends Node {
-        kind: SyntaxKind.DefaultClause;
-        parent?: CaseBlock;
-        statements: NodeArray<Statement>;
-    }
-    type CaseOrDefaultClause = CaseClause | DefaultClause;
-    interface LabeledStatement extends Statement, JSDocContainer {
-        kind: SyntaxKind.LabeledStatement;
-        label: Identifier;
-        statement: Statement;
-    }
-    interface ThrowStatement extends Statement {
-        kind: SyntaxKind.ThrowStatement;
-        expression: Expression;
-    }
-    interface TryStatement extends Statement {
-        kind: SyntaxKind.TryStatement;
-        tryBlock: Block;
-        catchClause?: CatchClause;
-        finallyBlock?: Block;
-    }
-    interface CatchClause extends Node {
-        kind: SyntaxKind.CatchClause;
-        parent?: TryStatement;
-        variableDeclaration?: VariableDeclaration;
-        block: Block;
-    }
-    type DeclarationWithTypeParameters = SignatureDeclaration | ClassLikeDeclaration | InterfaceDeclaration | TypeAliasDeclaration | JSDocTemplateTag;
-    interface ClassLikeDeclarationBase extends NamedDeclaration, JSDocContainer {
-        kind: SyntaxKind.ClassDeclaration | SyntaxKind.ClassExpression;
-        name?: Identifier;
-        typeParameters?: NodeArray<TypeParameterDeclaration>;
-        heritageClauses?: NodeArray<HeritageClause>;
-        members: NodeArray<ClassElement>;
-    }
-    interface ClassDeclaration extends ClassLikeDeclarationBase, DeclarationStatement {
-        kind: SyntaxKind.ClassDeclaration;
-        name?: Identifier;
-    }
-    interface ClassExpression extends ClassLikeDeclarationBase, PrimaryExpression {
-        kind: SyntaxKind.ClassExpression;
-    }
-    type ClassLikeDeclaration = ClassDeclaration | ClassExpression;
-    interface ClassElement extends NamedDeclaration {
-        _classElementBrand: any;
-        name?: PropertyName;
-    }
-    interface TypeElement extends NamedDeclaration {
-        _typeElementBrand: any;
-        name?: PropertyName;
-        questionToken?: QuestionToken;
-    }
-    interface InterfaceDeclaration extends DeclarationStatement, JSDocContainer {
-        kind: SyntaxKind.InterfaceDeclaration;
-        name: Identifier;
-        typeParameters?: NodeArray<TypeParameterDeclaration>;
-        heritageClauses?: NodeArray<HeritageClause>;
-        members: NodeArray<TypeElement>;
-    }
-    interface HeritageClause extends Node {
-        kind: SyntaxKind.HeritageClause;
-        parent?: InterfaceDeclaration | ClassDeclaration | ClassExpression;
-        token: SyntaxKind.ExtendsKeyword | SyntaxKind.ImplementsKeyword;
-        types: NodeArray<ExpressionWithTypeArguments>;
-    }
-    interface TypeAliasDeclaration extends DeclarationStatement, JSDocContainer {
-        kind: SyntaxKind.TypeAliasDeclaration;
-        name: Identifier;
-        typeParameters?: NodeArray<TypeParameterDeclaration>;
-        type: TypeNode;
-    }
-    interface EnumMember extends NamedDeclaration, JSDocContainer {
-        kind: SyntaxKind.EnumMember;
-        parent?: EnumDeclaration;
-        name: PropertyName;
-        initializer?: Expression;
-    }
-    interface EnumDeclaration extends DeclarationStatement, JSDocContainer {
-        kind: SyntaxKind.EnumDeclaration;
-        name: Identifier;
-        members: NodeArray<EnumMember>;
-    }
-    type ModuleName = Identifier | StringLiteral;
-    type ModuleBody = NamespaceBody | JSDocNamespaceBody;
-    interface ModuleDeclaration extends DeclarationStatement, JSDocContainer {
-        kind: SyntaxKind.ModuleDeclaration;
-        parent?: ModuleBody | SourceFile;
-        name: ModuleName;
-        body?: ModuleBody | JSDocNamespaceDeclaration;
-    }
-    type NamespaceBody = ModuleBlock | NamespaceDeclaration;
-    interface NamespaceDeclaration extends ModuleDeclaration {
-        name: Identifier;
-        body: NamespaceBody;
-    }
-    type JSDocNamespaceBody = Identifier | JSDocNamespaceDeclaration;
-    interface JSDocNamespaceDeclaration extends ModuleDeclaration {
-        name: Identifier;
-        body: JSDocNamespaceBody;
-    }
-    interface ModuleBlock extends Node, Statement {
-        kind: SyntaxKind.ModuleBlock;
-        parent?: ModuleDeclaration;
-        statements: NodeArray<Statement>;
-    }
-    type ModuleReference = EntityName | ExternalModuleReference;
-    /**
-     * One of:
-     * - import x = require("mod");
-     * - import x = M.x;
-     */
-    interface ImportEqualsDeclaration extends DeclarationStatement, JSDocContainer {
-        kind: SyntaxKind.ImportEqualsDeclaration;
-        parent?: SourceFile | ModuleBlock;
-        name: Identifier;
-        moduleReference: ModuleReference;
-    }
-    interface ExternalModuleReference extends Node {
-        kind: SyntaxKind.ExternalModuleReference;
-        parent?: ImportEqualsDeclaration;
-        expression?: Expression;
-    }
-    interface ImportDeclaration extends Statement {
-        kind: SyntaxKind.ImportDeclaration;
-        parent?: SourceFile | ModuleBlock;
-        importClause?: ImportClause;
-        /** If this is not a StringLiteral it will be a grammar error. */
-        moduleSpecifier: Expression;
-    }
-    type NamedImportBindings = NamespaceImport | NamedImports;
-    interface ImportClause extends NamedDeclaration {
-        kind: SyntaxKind.ImportClause;
-        parent?: ImportDeclaration;
-        name?: Identifier;
-        namedBindings?: NamedImportBindings;
-    }
-    interface NamespaceImport extends NamedDeclaration {
-        kind: SyntaxKind.NamespaceImport;
-        parent?: ImportClause;
-        name: Identifier;
-    }
-    interface NamespaceExportDeclaration extends DeclarationStatement {
-        kind: SyntaxKind.NamespaceExportDeclaration;
-        name: Identifier;
-    }
-    interface ExportDeclaration extends DeclarationStatement {
-        kind: SyntaxKind.ExportDeclaration;
-        parent?: SourceFile | ModuleBlock;
-        exportClause?: NamedExports;
-        /** If this is not a StringLiteral it will be a grammar error. */
-        moduleSpecifier?: Expression;
-    }
-    interface NamedImports extends Node {
-        kind: SyntaxKind.NamedImports;
-        parent?: ImportClause;
-        elements: NodeArray<ImportSpecifier>;
-    }
-    interface NamedExports extends Node {
-        kind: SyntaxKind.NamedExports;
-        parent?: ExportDeclaration;
-        elements: NodeArray<ExportSpecifier>;
-    }
-    type NamedImportsOrExports = NamedImports | NamedExports;
-    interface ImportSpecifier extends NamedDeclaration {
-        kind: SyntaxKind.ImportSpecifier;
-        parent?: NamedImports;
-        propertyName?: Identifier;
-        name: Identifier;
-    }
-    interface ExportSpecifier extends NamedDeclaration {
-        kind: SyntaxKind.ExportSpecifier;
-        parent?: NamedExports;
-        propertyName?: Identifier;
-        name: Identifier;
-    }
-    type ImportOrExportSpecifier = ImportSpecifier | ExportSpecifier;
-    interface ExportAssignment extends DeclarationStatement {
-        kind: SyntaxKind.ExportAssignment;
-        parent?: SourceFile;
-        isExportEquals?: boolean;
-        expression: Expression;
-    }
-    interface FileReference extends TextRange {
-        fileName: string;
-    }
-    interface CheckJsDirective extends TextRange {
-        enabled: boolean;
-    }
-    type CommentKind = SyntaxKind.SingleLineCommentTrivia | SyntaxKind.MultiLineCommentTrivia;
-    interface CommentRange extends TextRange {
-        hasTrailingNewLine?: boolean;
-        kind: CommentKind;
-    }
-    interface SynthesizedComment extends CommentRange {
-        text: string;
-        pos: -1;
-        end: -1;
-    }
-    interface JSDocTypeExpression extends TypeNode {
-        kind: SyntaxKind.JSDocTypeExpression;
-        type: TypeNode;
-    }
-    interface JSDocType extends TypeNode {
-        _jsDocTypeBrand: any;
-    }
-    interface JSDocAllType extends JSDocType {
-        kind: SyntaxKind.JSDocAllType;
-    }
-    interface JSDocUnknownType extends JSDocType {
-        kind: SyntaxKind.JSDocUnknownType;
-    }
-    interface JSDocNonNullableType extends JSDocType {
-        kind: SyntaxKind.JSDocNonNullableType;
-        type: TypeNode;
-    }
-    interface JSDocNullableType extends JSDocType {
-        kind: SyntaxKind.JSDocNullableType;
-        type: TypeNode;
-    }
-    interface JSDocOptionalType extends JSDocType {
-        kind: SyntaxKind.JSDocOptionalType;
-        type: TypeNode;
-    }
-    interface JSDocFunctionType extends JSDocType, SignatureDeclarationBase {
-        kind: SyntaxKind.JSDocFunctionType;
-    }
-    interface JSDocVariadicType extends JSDocType {
-        kind: SyntaxKind.JSDocVariadicType;
-        type: TypeNode;
-    }
-    type JSDocTypeReferencingNode = JSDocVariadicType | JSDocOptionalType | JSDocNullableType | JSDocNonNullableType;
-    interface JSDoc extends Node {
-        kind: SyntaxKind.JSDocComment;
-        parent?: HasJSDoc;
-        tags: NodeArray<JSDocTag> | undefined;
-        comment: string | undefined;
-    }
-    interface JSDocTag extends Node {
-        parent: JSDoc;
-        atToken: AtToken;
-        tagName: Identifier;
-        comment: string | undefined;
-    }
-    interface JSDocUnknownTag extends JSDocTag {
-        kind: SyntaxKind.JSDocTag;
-    }
-    /**
-     * Note that `@extends` is a synonym of `@augments`.
-     * Both tags are represented by this interface.
-     */
-    interface JSDocAugmentsTag extends JSDocTag {
-        kind: SyntaxKind.JSDocAugmentsTag;
-        class: ExpressionWithTypeArguments & {
-            expression: Identifier | PropertyAccessEntityNameExpression;
-        };
-    }
-    interface JSDocClassTag extends JSDocTag {
-        kind: SyntaxKind.JSDocClassTag;
-    }
-    interface JSDocTemplateTag extends JSDocTag {
-        kind: SyntaxKind.JSDocTemplateTag;
-        typeParameters: NodeArray<TypeParameterDeclaration>;
-    }
-    interface JSDocReturnTag extends JSDocTag {
-        kind: SyntaxKind.JSDocReturnTag;
-        typeExpression: JSDocTypeExpression;
-    }
-    interface JSDocTypeTag extends JSDocTag {
-        kind: SyntaxKind.JSDocTypeTag;
-        typeExpression: JSDocTypeExpression;
-    }
-    interface JSDocTypedefTag extends JSDocTag, NamedDeclaration {
-        parent: JSDoc;
-        kind: SyntaxKind.JSDocTypedefTag;
-        fullName?: JSDocNamespaceDeclaration | Identifier;
-        name?: Identifier;
-        typeExpression?: JSDocTypeExpression | JSDocTypeLiteral;
-    }
-    interface JSDocPropertyLikeTag extends JSDocTag, Declaration {
-        parent: JSDoc;
-        name: EntityName;
-        typeExpression?: JSDocTypeExpression;
-        /** Whether the property name came before the type -- non-standard for JSDoc, but Typescript-like */
-        isNameFirst: boolean;
-        isBracketed: boolean;
-    }
-    interface JSDocPropertyTag extends JSDocPropertyLikeTag {
-        kind: SyntaxKind.JSDocPropertyTag;
-    }
-    interface JSDocParameterTag extends JSDocPropertyLikeTag {
-        kind: SyntaxKind.JSDocParameterTag;
-    }
-    interface JSDocTypeLiteral extends JSDocType {
-        kind: SyntaxKind.JSDocTypeLiteral;
-        jsDocPropertyTags?: ReadonlyArray<JSDocPropertyLikeTag>;
-        /** If true, then this type literal represents an *array* of its type. */
-        isArrayType?: boolean;
-    }
-    enum FlowFlags {
-        Unreachable = 1,
-        Start = 2,
-        BranchLabel = 4,
-        LoopLabel = 8,
-        Assignment = 16,
-        TrueCondition = 32,
-        FalseCondition = 64,
-        SwitchClause = 128,
-        ArrayMutation = 256,
-        Referenced = 512,
-        Shared = 1024,
-        PreFinally = 2048,
-        AfterFinally = 4096,
-        Label = 12,
-        Condition = 96,
-    }
-    interface FlowLock {
-        locked?: boolean;
-    }
-    interface AfterFinallyFlow extends FlowNodeBase, FlowLock {
-        antecedent: FlowNode;
-    }
-    interface PreFinallyFlow extends FlowNodeBase {
-        antecedent: FlowNode;
-        lock: FlowLock;
-    }
-    type FlowNode = AfterFinallyFlow | PreFinallyFlow | FlowStart | FlowLabel | FlowAssignment | FlowCondition | FlowSwitchClause | FlowArrayMutation;
-    interface FlowNodeBase {
-        flags: FlowFlags;
-        id?: number;
-    }
-    interface FlowStart extends FlowNodeBase {
-        container?: FunctionExpression | ArrowFunction | MethodDeclaration;
-    }
-    interface FlowLabel extends FlowNodeBase {
-        antecedents: FlowNode[];
-    }
-    interface FlowAssignment extends FlowNodeBase {
-        node: Expression | VariableDeclaration | BindingElement;
-        antecedent: FlowNode;
-    }
-    interface FlowCondition extends FlowNodeBase {
-        expression: Expression;
-        antecedent: FlowNode;
-    }
-    interface FlowSwitchClause extends FlowNodeBase {
-        switchStatement: SwitchStatement;
-        clauseStart: number;
-        clauseEnd: number;
-        antecedent: FlowNode;
-    }
-    interface FlowArrayMutation extends FlowNodeBase {
-        node: CallExpression | BinaryExpression;
-        antecedent: FlowNode;
-    }
-    type FlowType = Type | IncompleteType;
-    interface IncompleteType {
-        flags: TypeFlags;
-        type: Type;
-    }
-    interface AmdDependency {
-        path: string;
-        name: string;
-    }
-    interface SourceFile extends Declaration {
-        kind: SyntaxKind.SourceFile;
-        statements: NodeArray<Statement>;
-        endOfFileToken: Token<SyntaxKind.EndOfFileToken>;
-        fileName: string;
-        text: string;
-        amdDependencies: ReadonlyArray<AmdDependency>;
-        moduleName: string;
-        referencedFiles: ReadonlyArray<FileReference>;
-        typeReferenceDirectives: ReadonlyArray<FileReference>;
-        languageVariant: LanguageVariant;
-        isDeclarationFile: boolean;
-        /**
-         * lib.d.ts should have a reference comment like
-         *
-         *  /// <reference no-default-lib="true"/>
-         *
-         * If any other file has this comment, it signals not to include lib.d.ts
-         * because this containing file is intended to act as a default library.
-         */
-        hasNoDefaultLib: boolean;
-        languageVersion: ScriptTarget;
-    }
-    interface Bundle extends Node {
-        kind: SyntaxKind.Bundle;
-        sourceFiles: ReadonlyArray<SourceFile>;
-    }
-    interface JsonSourceFile extends SourceFile {
-        jsonObject?: ObjectLiteralExpression;
-        extendedSourceFiles?: string[];
-    }
-    interface ScriptReferenceHost {
-        getCompilerOptions(): CompilerOptions;
-        getSourceFile(fileName: string): SourceFile;
-        getSourceFileByPath(path: Path): SourceFile;
-        getCurrentDirectory(): string;
-    }
-    interface ParseConfigHost {
-        useCaseSensitiveFileNames: boolean;
-        readDirectory(rootDir: string, extensions: ReadonlyArray<string>, excludes: ReadonlyArray<string>, includes: ReadonlyArray<string>, depth: number): string[];
-        /**
-         * Gets a value indicating whether the specified path exists and is a file.
-         * @param path The path to test.
-         */
-        fileExists(path: string): boolean;
-        readFile(path: string): string | undefined;
-    }
-    interface WriteFileCallback {
-        (fileName: string, data: string, writeByteOrderMark: boolean, onError: ((message: string) => void) | undefined, sourceFiles: ReadonlyArray<SourceFile>): void;
-    }
-    class OperationCanceledException {
-    }
-    interface CancellationToken {
-        isCancellationRequested(): boolean;
-        /** @throws OperationCanceledException if isCancellationRequested is true */
-        throwIfCancellationRequested(): void;
-    }
-    interface Program extends ScriptReferenceHost {
-        /**
-         * Get a list of root file names that were passed to a 'createProgram'
-         */
-        getRootFileNames(): ReadonlyArray<string>;
-        /**
-         * Get a list of files in the program
-         */
-        getSourceFiles(): ReadonlyArray<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): ReadonlyArray<Diagnostic>;
-        getGlobalDiagnostics(cancellationToken?: CancellationToken): ReadonlyArray<Diagnostic>;
-        getSyntacticDiagnostics(sourceFile?: SourceFile, cancellationToken?: CancellationToken): ReadonlyArray<Diagnostic>;
-        getSemanticDiagnostics(sourceFile?: SourceFile, cancellationToken?: CancellationToken): ReadonlyArray<Diagnostic>;
-        getDeclarationDiagnostics(sourceFile?: SourceFile, cancellationToken?: CancellationToken): ReadonlyArray<Diagnostic>;
-        /**
-         * Gets a type checker that can be used to semantically analyze source files in the program.
-         */
-        getTypeChecker(): TypeChecker;
-        isSourceFileFromExternalLibrary(file: SourceFile): boolean;
-    }
-    interface CustomTransformers {
-        /** Custom transformers to evaluate before built-in transformations. */
-        before?: TransformerFactory<SourceFile>[];
-        /** Custom transformers to evaluate after built-in transformations. */
-        after?: TransformerFactory<SourceFile>[];
-    }
-    interface SourceMapSpan {
-        /** Line number in the .js file. */
-        emittedLine: number;
-        /** Column number in the .js file. */
-        emittedColumn: number;
-        /** Line number in the .ts file. */
-        sourceLine: number;
-        /** Column number in the .ts file. */
-        sourceColumn: number;
-        /** Optional name (index into names array) associated with this span. */
-        nameIndex?: number;
-        /** .ts file (index into sources array) associated with this span */
-        sourceIndex: number;
-    }
-    interface SourceMapData {
-        sourceMapFilePath: string;
-        jsSourceMappingURL: string;
-        sourceMapFile: string;
-        sourceMapSourceRoot: string;
-        sourceMapSources: string[];
-        sourceMapSourcesContent?: string[];
-        inputSourceFileNames: string[];
-        sourceMapNames?: string[];
-        sourceMapMappings: string;
-        sourceMapDecodedMappings: SourceMapSpan[];
-    }
-    /** Return code used by getEmitOutput function to indicate status of the function */
-    enum ExitStatus {
-        Success = 0,
-        DiagnosticsPresent_OutputsSkipped = 1,
-        DiagnosticsPresent_OutputsGenerated = 2,
-    }
-    interface EmitResult {
-        emitSkipped: boolean;
-        /** Contains declaration emit diagnostics */
-        diagnostics: ReadonlyArray<Diagnostic>;
-        emittedFiles: string[];
-    }
-    interface TypeChecker {
-        getTypeOfSymbolAtLocation(symbol: Symbol, node: Node): Type;
-        getDeclaredTypeOfSymbol(symbol: Symbol): Type;
-        getPropertiesOfType(type: Type): Symbol[];
-        getPropertyOfType(type: Type, propertyName: string): Symbol | undefined;
-        getIndexInfoOfType(type: Type, kind: IndexKind): IndexInfo | undefined;
-        getSignaturesOfType(type: Type, kind: SignatureKind): Signature[];
-        getIndexTypeOfType(type: Type, kind: IndexKind): Type | undefined;
-        getBaseTypes(type: InterfaceType): BaseType[];
-        getBaseTypeOfLiteralType(type: Type): Type;
-        getWidenedType(type: Type): Type;
-        getReturnTypeOfSignature(signature: Signature): Type;
-        getNullableType(type: Type, flags: TypeFlags): Type;
-        getNonNullableType(type: Type): Type;
-        /** Note that the resulting nodes cannot be checked. */
-        typeToTypeNode(type: Type, enclosingDeclaration?: Node, flags?: NodeBuilderFlags): TypeNode;
-        /** Note that the resulting nodes cannot be checked. */
-        signatureToSignatureDeclaration(signature: Signature, kind: SyntaxKind, enclosingDeclaration?: Node, flags?: NodeBuilderFlags): SignatureDeclaration;
-        /** Note that the resulting nodes cannot be checked. */
-        indexInfoToIndexSignatureDeclaration(indexInfo: IndexInfo, kind: IndexKind, enclosingDeclaration?: Node, flags?: NodeBuilderFlags): IndexSignatureDeclaration;
-        getSymbolsInScope(location: Node, meaning: SymbolFlags): Symbol[];
-        getSymbolAtLocation(node: Node): Symbol | undefined;
-        getSymbolsOfParameterPropertyDeclaration(parameter: ParameterDeclaration, parameterName: string): Symbol[];
-        getShorthandAssignmentValueSymbol(location: Node): Symbol | undefined;
-        getExportSpecifierLocalTargetSymbol(location: ExportSpecifier): Symbol | undefined;
-        /**
-         * If a symbol is a local symbol with an associated exported symbol, returns the exported symbol.
-         * Otherwise returns its input.
-         * For example, at `export type T = number;`:
-         *     - `getSymbolAtLocation` at the location `T` will return the exported symbol for `T`.
-         *     - But the result of `getSymbolsInScope` will contain the *local* symbol for `T`, not the exported symbol.
-         *     - Calling `getExportSymbolOfSymbol` on that local symbol will return the exported symbol.
-         */
-        getExportSymbolOfSymbol(symbol: Symbol): Symbol;
-        getPropertySymbolOfDestructuringAssignment(location: Identifier): Symbol | undefined;
-        getTypeAtLocation(node: Node): Type;
-        getTypeFromTypeNode(node: TypeNode): Type;
-        signatureToString(signature: Signature, enclosingDeclaration?: Node, flags?: TypeFormatFlags, kind?: SignatureKind): string;
-        typeToString(type: Type, enclosingDeclaration?: Node, flags?: TypeFormatFlags): string;
-        symbolToString(symbol: Symbol, enclosingDeclaration?: Node, meaning?: SymbolFlags): string;
-        /**
-         * @deprecated Use the createX factory functions or XToY typechecker methods and `createPrinter` or the `xToString` methods instead
-         * This will be removed in a future version.
-         */
-        getSymbolDisplayBuilder(): SymbolDisplayBuilder;
-        getFullyQualifiedName(symbol: Symbol): string;
-        getAugmentedPropertiesOfType(type: Type): Symbol[];
-        getRootSymbols(symbol: Symbol): Symbol[];
-        getContextualType(node: Expression): Type | undefined;
-        /**
-         * returns unknownSignature in the case of an error.
-         * @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;
-        getSignatureFromDeclaration(declaration: SignatureDeclaration): Signature | undefined;
-        isImplementationOfOverload(node: FunctionLike): boolean | undefined;
-        isUndefinedSymbol(symbol: Symbol): boolean;
-        isArgumentsSymbol(symbol: Symbol): boolean;
-        isUnknownSymbol(symbol: Symbol): boolean;
-        getConstantValue(node: EnumMember | PropertyAccessExpression | ElementAccessExpression): string | number | undefined;
-        isValidPropertyAccess(node: PropertyAccessExpression | QualifiedName, propertyName: string): boolean;
-        /** Follow all aliases to get the original symbol. */
-        getAliasedSymbol(symbol: Symbol): Symbol;
-        getExportsOfModule(moduleSymbol: Symbol): Symbol[];
-        getAllAttributesTypeFromJsxOpeningLikeElement(elementNode: JsxOpeningLikeElement): Type | undefined;
-        getJsxIntrinsicTagNames(): Symbol[];
-        isOptionalParameter(node: ParameterDeclaration): boolean;
-        getAmbientModules(): Symbol[];
-        tryGetMemberInModuleExports(memberName: string, moduleSymbol: Symbol): Symbol | undefined;
-        getApparentType(type: Type): Type;
-        getSuggestionForNonexistentProperty(node: Identifier, containingType: Type): string | undefined;
-        getSuggestionForNonexistentSymbol(location: Node, name: string, meaning: SymbolFlags): string | undefined;
-    }
-    enum NodeBuilderFlags {
-        None = 0,
-        NoTruncation = 1,
-        WriteArrayAsGenericType = 2,
-        WriteTypeArgumentsOfSignature = 32,
-        UseFullyQualifiedType = 64,
-        SuppressAnyReturnType = 256,
-        WriteTypeParametersInQualifiedName = 512,
-        AllowThisInObjectLiteral = 1024,
-        AllowQualifedNameInPlaceOfIdentifier = 2048,
-        AllowAnonymousIdentifier = 8192,
-        AllowEmptyUnionOrIntersection = 16384,
-        AllowEmptyTuple = 32768,
-        IgnoreErrors = 60416,
-        InObjectTypeLiteral = 1048576,
-        InTypeAlias = 8388608,
-    }
-    interface SymbolDisplayBuilder {
-        buildTypeDisplay(type: Type, writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags): void;
-        buildSymbolDisplay(symbol: Symbol, writer: SymbolWriter, enclosingDeclaration?: Node, meaning?: SymbolFlags, flags?: SymbolFormatFlags): void;
-        buildSignatureDisplay(signature: Signature, writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags, kind?: SignatureKind): void;
-        buildIndexSignatureDisplay(info: IndexInfo, writer: SymbolWriter, kind: IndexKind, enclosingDeclaration?: Node, globalFlags?: TypeFormatFlags, symbolStack?: Symbol[]): void;
-        buildParameterDisplay(parameter: Symbol, writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags): void;
-        buildTypeParameterDisplay(tp: TypeParameter, writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags): void;
-        buildTypePredicateDisplay(predicate: TypePredicate, writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags): void;
-        buildTypeParameterDisplayFromSymbol(symbol: Symbol, writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags): void;
-        buildDisplayForParametersAndDelimiters(thisParameter: Symbol, parameters: Symbol[], writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags): void;
-        buildDisplayForTypeParametersAndDelimiters(typeParameters: TypeParameter[], writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags): void;
-        buildReturnTypeDisplay(signature: Signature, writer: SymbolWriter, enclosingDeclaration?: Node, flags?: TypeFormatFlags): void;
-    }
-    interface SymbolWriter {
-        writeKeyword(text: string): void;
-        writeOperator(text: string): void;
-        writePunctuation(text: string): void;
-        writeSpace(text: string): void;
-        writeStringLiteral(text: string): void;
-        writeParameter(text: string): void;
-        writeProperty(text: string): void;
-        writeSymbol(text: string, symbol: Symbol): void;
-        writeLine(): void;
-        increaseIndent(): void;
-        decreaseIndent(): void;
-        clear(): void;
-        trackSymbol(symbol: Symbol, enclosingDeclaration?: Node, meaning?: SymbolFlags): void;
-        reportInaccessibleThisError(): void;
-        reportPrivateInBaseOfClassExpression(propertyName: string): void;
-    }
-    enum TypeFormatFlags {
-        None = 0,
-        WriteArrayAsGenericType = 1,
-        UseTypeOfFunction = 4,
-        NoTruncation = 8,
-        WriteArrowStyleSignature = 16,
-        WriteOwnNameForAnyLike = 32,
-        WriteTypeArgumentsOfSignature = 64,
-        InElementType = 128,
-        UseFullyQualifiedType = 256,
-        InFirstTypeArgument = 512,
-        InTypeAlias = 1024,
-        SuppressAnyReturnType = 4096,
-        AddUndefined = 8192,
-        WriteClassExpressionAsTypeLiteral = 16384,
-        InArrayType = 32768,
-        UseAliasDefinedOutsideCurrentScope = 65536,
-    }
-    enum SymbolFormatFlags {
-        None = 0,
-        WriteTypeParametersOrArguments = 1,
-        UseOnlyExternalAliasing = 2,
-    }
-    enum TypePredicateKind {
-        This = 0,
-        Identifier = 1,
-    }
-    interface TypePredicateBase {
-        kind: TypePredicateKind;
-        type: Type;
-    }
-    interface ThisTypePredicate extends TypePredicateBase {
-        kind: TypePredicateKind.This;
-    }
-    interface IdentifierTypePredicate extends TypePredicateBase {
-        kind: TypePredicateKind.Identifier;
-        parameterName: string;
-        parameterIndex: number;
-    }
-    type TypePredicate = IdentifierTypePredicate | ThisTypePredicate;
-    enum SymbolFlags {
-        None = 0,
-        FunctionScopedVariable = 1,
-        BlockScopedVariable = 2,
-        Property = 4,
-        EnumMember = 8,
-        Function = 16,
-        Class = 32,
-        Interface = 64,
-        ConstEnum = 128,
-        RegularEnum = 256,
-        ValueModule = 512,
-        NamespaceModule = 1024,
-        TypeLiteral = 2048,
-        ObjectLiteral = 4096,
-        Method = 8192,
-        Constructor = 16384,
-        GetAccessor = 32768,
-        SetAccessor = 65536,
-        Signature = 131072,
-        TypeParameter = 262144,
-        TypeAlias = 524288,
-        ExportValue = 1048576,
-        Alias = 2097152,
-        Prototype = 4194304,
-        ExportStar = 8388608,
-        Optional = 16777216,
-        Transient = 33554432,
-        Enum = 384,
-        Variable = 3,
-        Value = 107455,
-        Type = 793064,
-        Namespace = 1920,
-        Module = 1536,
-        Accessor = 98304,
-        FunctionScopedVariableExcludes = 107454,
-        BlockScopedVariableExcludes = 107455,
-        ParameterExcludes = 107455,
-        PropertyExcludes = 0,
-        EnumMemberExcludes = 900095,
-        FunctionExcludes = 106927,
-        ClassExcludes = 899519,
-        InterfaceExcludes = 792968,
-        RegularEnumExcludes = 899327,
-        ConstEnumExcludes = 899967,
-        ValueModuleExcludes = 106639,
-        NamespaceModuleExcludes = 0,
-        MethodExcludes = 99263,
-        GetAccessorExcludes = 41919,
-        SetAccessorExcludes = 74687,
-        TypeParameterExcludes = 530920,
-        TypeAliasExcludes = 793064,
-        AliasExcludes = 2097152,
-        ModuleMember = 2623475,
-        ExportHasLocal = 944,
-        HasExports = 1952,
-        HasMembers = 6240,
-        BlockScoped = 418,
-        PropertyOrAccessor = 98308,
-        ClassMember = 106500,
-    }
-    interface Symbol {
-        flags: SymbolFlags;
-        escapedName: __String;
-        declarations?: Declaration[];
-        valueDeclaration?: Declaration;
-        members?: SymbolTable;
-        exports?: SymbolTable;
-        globalExports?: SymbolTable;
-    }
-    enum InternalSymbolName {
-        Call = "__call",
-        Constructor = "__constructor",
-        New = "__new",
-        Index = "__index",
-        ExportStar = "__export",
-        Global = "__global",
-        Missing = "__missing",
-        Type = "__type",
-        Object = "__object",
-        JSXAttributes = "__jsxAttributes",
-        Class = "__class",
-        Function = "__function",
-        Computed = "__computed",
-        Resolving = "__resolving__",
-        ExportEquals = "export=",
-        Default = "default",
-    }
-    /**
-     * This represents a string whose leading underscore have been escaped by adding extra leading underscores.
-     * The shape of this brand is rather unique compared to others we've used.
-     * Instead of just an intersection of a string and an object, it is that union-ed
-     * with an intersection of void and an object. This makes it wholly incompatible
-     * with a normal string (which is good, it cannot be misused on assignment or on usage),
-     * while still being comparable with a normal string via === (also good) and castable from a string.
-     */
-    type __String = (string & {
-        __escapedIdentifier: void;
-    }) | (void & {
-        __escapedIdentifier: void;
-    }) | InternalSymbolName;
-    /** ReadonlyMap where keys are `__String`s. */
-    interface ReadonlyUnderscoreEscapedMap<T> {
-        get(key: __String): T | undefined;
-        has(key: __String): boolean;
-        forEach(action: (value: T, key: __String) => void): void;
-        readonly size: number;
-        keys(): Iterator<__String>;
-        values(): Iterator<T>;
-        entries(): Iterator<[__String, T]>;
-    }
-    /** Map where keys are `__String`s. */
-    interface UnderscoreEscapedMap<T> extends ReadonlyUnderscoreEscapedMap<T> {
-        set(key: __String, value: T): this;
-        delete(key: __String): boolean;
-        clear(): void;
-    }
-    /** SymbolTable based on ES6 Map interface. */
-    type SymbolTable = UnderscoreEscapedMap<Symbol>;
-    enum TypeFlags {
-        Any = 1,
-        String = 2,
-        Number = 4,
-        Boolean = 8,
-        Enum = 16,
-        StringLiteral = 32,
-        NumberLiteral = 64,
-        BooleanLiteral = 128,
-        EnumLiteral = 256,
-        ESSymbol = 512,
-        Void = 1024,
-        Undefined = 2048,
-        Null = 4096,
-        Never = 8192,
-        TypeParameter = 16384,
-        Object = 32768,
-        Union = 65536,
-        Intersection = 131072,
-        Index = 262144,
-        IndexedAccess = 524288,
-        NonPrimitive = 16777216,
-        MarkerType = 67108864,
-        Literal = 224,
-        Unit = 6368,
-        StringOrNumberLiteral = 96,
-        PossiblyFalsy = 7406,
-        StringLike = 262178,
-        NumberLike = 84,
-        BooleanLike = 136,
-        EnumLike = 272,
-        UnionOrIntersection = 196608,
-        StructuredType = 229376,
-        StructuredOrTypeVariable = 1032192,
-        TypeVariable = 540672,
-        Narrowable = 17810175,
-        NotUnionOrUnit = 16810497,
-    }
-    type DestructuringPattern = BindingPattern | ObjectLiteralExpression | ArrayLiteralExpression;
-    interface Type {
-        flags: TypeFlags;
-        symbol?: Symbol;
-        pattern?: DestructuringPattern;
-        aliasSymbol?: Symbol;
-        aliasTypeArguments?: Type[];
-    }
-    interface LiteralType extends Type {
-        value: string | number;
-        freshType?: LiteralType;
-        regularType?: LiteralType;
-    }
-    interface StringLiteralType extends LiteralType {
-        value: string;
-    }
-    interface NumberLiteralType extends LiteralType {
-        value: number;
-    }
-    interface EnumType extends Type {
-    }
-    enum ObjectFlags {
-        Class = 1,
-        Interface = 2,
-        Reference = 4,
-        Tuple = 8,
-        Anonymous = 16,
-        Mapped = 32,
-        Instantiated = 64,
-        ObjectLiteral = 128,
-        EvolvingArray = 256,
-        ObjectLiteralPatternWithComputedProperties = 512,
-        ClassOrInterface = 3,
-    }
-    interface ObjectType extends Type {
-        objectFlags: ObjectFlags;
-    }
-    /** Class and interface types (ObjectFlags.Class and ObjectFlags.Interface). */
-    interface InterfaceType extends ObjectType {
-        typeParameters: TypeParameter[];
-        outerTypeParameters: TypeParameter[];
-        localTypeParameters: TypeParameter[];
-        thisType: TypeParameter;
-    }
-    type BaseType = ObjectType | IntersectionType;
-    interface InterfaceTypeWithDeclaredMembers extends InterfaceType {
-        declaredProperties: Symbol[];
-        declaredCallSignatures: Signature[];
-        declaredConstructSignatures: Signature[];
-        declaredStringIndexInfo: IndexInfo;
-        declaredNumberIndexInfo: IndexInfo;
-    }
-    /**
-     * Type references (ObjectFlags.Reference). When a class or interface has type parameters or
-     * a "this" type, references to the class or interface are made using type references. The
-     * typeArguments property specifies the types to substitute for the type parameters of the
-     * class or interface and optionally includes an extra element that specifies the type to
-     * substitute for "this" in the resulting instantiation. When no extra argument is present,
-     * the type reference itself is substituted for "this". The typeArguments property is undefined
-     * if the class or interface has no type parameters and the reference isn't specifying an
-     * explicit "this" argument.
-     */
-    interface TypeReference extends ObjectType {
-        target: GenericType;
-        typeArguments?: Type[];
-    }
-    interface GenericType extends InterfaceType, TypeReference {
-    }
-    interface UnionOrIntersectionType extends Type {
-        types: Type[];
-    }
-    interface UnionType extends UnionOrIntersectionType {
-    }
-    interface IntersectionType extends UnionOrIntersectionType {
-    }
-    type StructuredType = ObjectType | UnionType | IntersectionType;
-    interface EvolvingArrayType extends ObjectType {
-        elementType: Type;
-        finalArrayType?: Type;
-    }
-    interface TypeVariable extends Type {
-    }
-    interface TypeParameter extends TypeVariable {
-        /** Retrieve using getConstraintFromTypeParameter */
-        constraint: Type;
-        default?: Type;
-    }
-    interface IndexedAccessType extends TypeVariable {
-        objectType: Type;
-        indexType: Type;
-        constraint?: Type;
-    }
-    interface IndexType extends Type {
-        type: TypeVariable | UnionOrIntersectionType;
-    }
-    enum SignatureKind {
-        Call = 0,
-        Construct = 1,
-    }
-    interface Signature {
-        declaration: SignatureDeclaration;
-        typeParameters?: TypeParameter[];
-        parameters: Symbol[];
-    }
-    enum IndexKind {
-        String = 0,
-        Number = 1,
-    }
-    interface IndexInfo {
-        type: Type;
-        isReadonly: boolean;
-        declaration?: SignatureDeclaration;
-    }
-    enum InferencePriority {
-        Contravariant = 1,
-        NakedTypeVariable = 2,
-        MappedType = 4,
-        ReturnType = 8,
-    }
-    interface InferenceInfo {
-        typeParameter: TypeParameter;
-        candidates: Type[];
-        inferredType: Type;
-        priority: InferencePriority;
-        topLevel: boolean;
-        isFixed: boolean;
-    }
-    enum InferenceFlags {
-        InferUnionTypes = 1,
-        NoDefault = 2,
-        AnyDefault = 4,
-    }
-    /**
-     * Ternary values are defined such that
-     * x & y is False if either x or y is False.
-     * x & y is Maybe if either x or y is Maybe, but neither x or y is False.
-     * x & y is True if both x and y are True.
-     * x | y is False if both x and y are False.
-     * x | y is Maybe if either x or y is Maybe, but neither x or y is True.
-     * x | y is True if either x or y is True.
-     */
-    enum Ternary {
-        False = 0,
-        Maybe = 1,
-        True = -1,
-    }
-    type TypeComparer = (s: Type, t: Type, reportErrors?: boolean) => Ternary;
-    interface JsFileExtensionInfo {
-        extension: string;
-        isMixedContent: boolean;
-        scriptKind?: ScriptKind;
-    }
-    interface DiagnosticMessage {
-        key: string;
-        category: DiagnosticCategory;
-        code: number;
-        message: string;
-    }
-    /**
-     * A linked list of formatted diagnostic messages to be used as part of a multiline message.
-     * It is built from the bottom up, leaving the head to be the "main" diagnostic.
-     * While it seems that DiagnosticMessageChain is structurally similar to DiagnosticMessage,
-     * the difference is that messages are all preformatted in DMC.
-     */
-    interface DiagnosticMessageChain {
-        messageText: string;
-        category: DiagnosticCategory;
-        code: number;
-        next?: DiagnosticMessageChain;
-    }
-    interface Diagnostic {
-        file: SourceFile | undefined;
-        start: number | undefined;
-        length: number | undefined;
-        messageText: string | DiagnosticMessageChain;
-        category: DiagnosticCategory;
-        code: number;
-        source?: string;
-    }
-    enum DiagnosticCategory {
-        Warning = 0,
-        Error = 1,
-        Message = 2,
-    }
-    enum ModuleResolutionKind {
-        Classic = 1,
-        NodeJs = 2,
-    }
-    interface PluginImport {
-        name: string;
-    }
-    type CompilerOptionsValue = string | number | boolean | (string | number)[] | string[] | MapLike<string[]> | PluginImport[] | null | undefined;
-    interface CompilerOptions {
-        allowJs?: boolean;
-        allowSyntheticDefaultImports?: boolean;
-        allowUnreachableCode?: boolean;
-        allowUnusedLabels?: boolean;
-        alwaysStrict?: boolean;
-        baseUrl?: string;
-        charset?: string;
-        checkJs?: boolean;
-        declaration?: boolean;
-        declarationDir?: string;
-        disableSizeLimit?: boolean;
-        downlevelIteration?: boolean;
-        emitBOM?: boolean;
-        emitDecoratorMetadata?: boolean;
-        experimentalDecorators?: boolean;
-        forceConsistentCasingInFileNames?: boolean;
-        importHelpers?: boolean;
-        inlineSourceMap?: boolean;
-        inlineSources?: boolean;
-        isolatedModules?: boolean;
-        jsx?: JsxEmit;
-        lib?: string[];
-        locale?: string;
-        mapRoot?: string;
-        maxNodeModuleJsDepth?: number;
-        module?: ModuleKind;
-        moduleResolution?: ModuleResolutionKind;
-        newLine?: NewLineKind;
-        noEmit?: boolean;
-        noEmitHelpers?: boolean;
-        noEmitOnError?: boolean;
-        noErrorTruncation?: boolean;
-        noFallthroughCasesInSwitch?: boolean;
-        noImplicitAny?: boolean;
-        noImplicitReturns?: boolean;
-        noImplicitThis?: boolean;
-        noStrictGenericChecks?: boolean;
-        noUnusedLocals?: boolean;
-        noUnusedParameters?: boolean;
-        noImplicitUseStrict?: boolean;
-        noLib?: boolean;
-        noResolve?: boolean;
-        out?: string;
-        outDir?: string;
-        outFile?: string;
-        paths?: MapLike<string[]>;
-        preserveConstEnums?: boolean;
-        preserveSymlinks?: boolean;
-        project?: string;
-        reactNamespace?: string;
-        jsxFactory?: string;
-        removeComments?: boolean;
-        rootDir?: string;
-        rootDirs?: string[];
-        skipLibCheck?: boolean;
-        skipDefaultLibCheck?: boolean;
-        sourceMap?: boolean;
-        sourceRoot?: string;
-        strict?: boolean;
-        strictFunctionTypes?: boolean;
-        strictNullChecks?: boolean;
-        suppressExcessPropertyErrors?: boolean;
-        suppressImplicitAnyIndexErrors?: boolean;
-        target?: ScriptTarget;
-        traceResolution?: boolean;
-        types?: string[];
-        /** Paths used to compute primary types search locations */
-        typeRoots?: string[];
-        [option: string]: CompilerOptionsValue | JsonSourceFile | undefined;
-    }
-    interface TypeAcquisition {
-        enableAutoDiscovery?: boolean;
-        enable?: boolean;
-        include?: string[];
-        exclude?: string[];
-        [option: string]: string[] | boolean | undefined;
-    }
-    interface DiscoverTypingsInfo {
-        fileNames: string[];
-        projectRootPath: string;
-        safeListPath: string;
-        packageNameToTypingLocation: Map<string>;
-        typeAcquisition: TypeAcquisition;
-        compilerOptions: CompilerOptions;
-        unresolvedImports: ReadonlyArray<string>;
-    }
-    enum ModuleKind {
-        None = 0,
-        CommonJS = 1,
-        AMD = 2,
-        UMD = 3,
-        System = 4,
-        ES2015 = 5,
-        ESNext = 6,
-    }
-    enum JsxEmit {
-        None = 0,
-        Preserve = 1,
-        React = 2,
-        ReactNative = 3,
-    }
-    enum NewLineKind {
-        CarriageReturnLineFeed = 0,
-        LineFeed = 1,
-    }
-    interface LineAndCharacter {
-        /** 0-based. */
-        line: number;
-        character: number;
-    }
-    enum ScriptKind {
-        Unknown = 0,
-        JS = 1,
-        JSX = 2,
-        TS = 3,
-        TSX = 4,
-        External = 5,
-        JSON = 6,
-    }
-    enum ScriptTarget {
-        ES3 = 0,
-        ES5 = 1,
-        ES2015 = 2,
-        ES2016 = 3,
-        ES2017 = 4,
-        ESNext = 5,
-        Latest = 5,
-    }
-    enum LanguageVariant {
-        Standard = 0,
-        JSX = 1,
-    }
-    /** Either a parsed command line or a parsed tsconfig.json */
-    interface ParsedCommandLine {
-        options: CompilerOptions;
-        typeAcquisition?: TypeAcquisition;
-        fileNames: string[];
-        raw?: any;
-        errors: Diagnostic[];
-        wildcardDirectories?: MapLike<WatchDirectoryFlags>;
-        compileOnSave?: boolean;
-    }
-    enum WatchDirectoryFlags {
-        None = 0,
-        Recursive = 1,
-    }
-    interface ExpandResult {
-        fileNames: string[];
-        wildcardDirectories: MapLike<WatchDirectoryFlags>;
-    }
-    interface ModuleResolutionHost {
-        fileExists(fileName: string): boolean;
-        readFile(fileName: string): string | undefined;
-        trace?(s: string): void;
-        directoryExists?(directoryName: string): boolean;
-        /**
-         * Resolve a symbolic link.
-         * @see https://nodejs.org/api/fs.html#fs_fs_realpathsync_path_options
-         */
-        realpath?(path: string): string;
-        getCurrentDirectory?(): string;
-        getDirectories?(path: string): string[];
-    }
-    /**
-     * Represents the result of module resolution.
-     * Module resolution will pick up tsx/jsx/js files even if '--jsx' and '--allowJs' are turned off.
-     * The Program will then filter results based on these flags.
-     *
-     * Prefer to return a `ResolvedModuleFull` so that the file type does not have to be inferred.
-     */
-    interface ResolvedModule {
-        /** Path of the file the module was resolved to. */
-        resolvedFileName: string;
-        /** True if `resolvedFileName` comes from `node_modules`. */
-        isExternalLibraryImport?: boolean;
-    }
-    /**
-     * ResolvedModule with an explicitly provided `extension` property.
-     * Prefer this over `ResolvedModule`.
-     * If changing this, remember to change `moduleResolutionIsEqualTo`.
-     */
-    interface ResolvedModuleFull extends ResolvedModule {
-        /**
-         * Extension of resolvedFileName. This must match what's at the end of resolvedFileName.
-         * This is optional for backwards-compatibility, but will be added if not provided.
-         */
-        extension: Extension;
-        packageId?: PackageId;
-    }
-    /**
-     * Unique identifier with a package name and version.
-     * If changing this, remember to change `packageIdIsEqual`.
-     */
-    interface PackageId {
-        /**
-         * Name of the package.
-         * Should not include `@types`.
-         * If accessing a non-index file, this should include its name e.g. "foo/bar".
-         */
-        name: string;
-        /**
-         * 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",
-    }
-    interface ResolvedModuleWithFailedLookupLocations {
-        readonly resolvedModule: ResolvedModuleFull | undefined;
-    }
-    interface ResolvedTypeReferenceDirective {
-        primary: boolean;
-        resolvedFileName: string | undefined;
-        packageId?: PackageId;
-    }
-    interface ResolvedTypeReferenceDirectiveWithFailedLookupLocations {
-        readonly resolvedTypeReferenceDirective: ResolvedTypeReferenceDirective;
-        readonly failedLookupLocations: ReadonlyArray<string>;
-    }
-    interface CompilerHost extends ModuleResolutionHost {
-        getSourceFile(fileName: string, languageVersion: ScriptTarget, onError?: (message: string) => void, shouldCreateNewSourceFile?: boolean): SourceFile | undefined;
-        getSourceFileByPath?(fileName: string, path: Path, languageVersion: ScriptTarget, onError?: (message: string) => void, shouldCreateNewSourceFile?: boolean): SourceFile | undefined;
-        getCancellationToken?(): CancellationToken;
-        getDefaultLibFileName(options: CompilerOptions): string;
-        getDefaultLibLocation?(): string;
-        writeFile: WriteFileCallback;
-        getCurrentDirectory(): string;
-        getDirectories(path: string): string[];
-        getCanonicalFileName(fileName: string): string;
-        useCaseSensitiveFileNames(): boolean;
-        getNewLine(): string;
-        resolveModuleNames?(moduleNames: string[], containingFile: string, reusedNames?: string[]): ResolvedModule[];
-        /**
-         * This method is a companion for 'resolveModuleNames' and is used to resolve 'types' references to actual type declaration files
-         */
-        resolveTypeReferenceDirectives?(typeReferenceDirectiveNames: string[], containingFile: string): ResolvedTypeReferenceDirective[];
-        getEnvironmentVariable?(name: string): string;
-    }
-    interface SourceMapRange extends TextRange {
-        source?: SourceMapSource;
-    }
-    interface SourceMapSource {
-        fileName: string;
-        text: string;
-        skipTrivia?: (pos: number) => number;
-    }
-    enum EmitFlags {
-        SingleLine = 1,
-        AdviseOnEmitNode = 2,
-        NoSubstitution = 4,
-        CapturesThis = 8,
-        NoLeadingSourceMap = 16,
-        NoTrailingSourceMap = 32,
-        NoSourceMap = 48,
-        NoNestedSourceMaps = 64,
-        NoTokenLeadingSourceMaps = 128,
-        NoTokenTrailingSourceMaps = 256,
-        NoTokenSourceMaps = 384,
-        NoLeadingComments = 512,
-        NoTrailingComments = 1024,
-        NoComments = 1536,
-        NoNestedComments = 2048,
-        HelperName = 4096,
-        ExportName = 8192,
-        LocalName = 16384,
-        InternalName = 32768,
-        Indented = 65536,
-        NoIndentation = 131072,
-        AsyncFunctionBody = 262144,
-        ReuseTempVariableScope = 524288,
-        CustomPrologue = 1048576,
-        NoHoisting = 2097152,
-        HasEndOfDeclarationMarker = 4194304,
-        Iterator = 8388608,
-        NoAsciiEscaping = 16777216,
-    }
-    interface EmitHelper {
-        readonly name: string;
-        readonly scoped: boolean;
-        readonly text: string;
-        readonly priority?: number;
-    }
-    enum EmitHint {
-        SourceFile = 0,
-        Expression = 1,
-        IdentifierName = 2,
-        MappedTypeParameter = 3,
-        Unspecified = 4,
-    }
-    interface TransformationContext {
-        /** Gets the compiler options supplied to the transformer. */
-        getCompilerOptions(): CompilerOptions;
-        /** Starts a new lexical environment. */
-        startLexicalEnvironment(): void;
-        /** Suspends the current lexical environment, usually after visiting a parameter list. */
-        suspendLexicalEnvironment(): void;
-        /** Resumes a suspended lexical environment, usually before visiting a function body. */
-        resumeLexicalEnvironment(): void;
-        /** Ends a lexical environment, returning any declarations. */
-        endLexicalEnvironment(): Statement[];
-        /** Hoists a function declaration to the containing scope. */
-        hoistFunctionDeclaration(node: FunctionDeclaration): void;
-        /** Hoists a variable declaration to the containing scope. */
-        hoistVariableDeclaration(node: Identifier): void;
-        /** Records a request for a non-scoped emit helper in the current context. */
-        requestEmitHelper(helper: EmitHelper): void;
-        /** Gets and resets the requested non-scoped emit helpers. */
-        readEmitHelpers(): EmitHelper[] | undefined;
-        /** Enables expression substitutions in the pretty printer for the provided SyntaxKind. */
-        enableSubstitution(kind: SyntaxKind): void;
-        /** Determines whether expression substitutions are enabled for the provided node. */
-        isSubstitutionEnabled(node: Node): boolean;
-        /**
-         * Hook used by transformers to substitute expressions just before they
-         * are emitted by the pretty printer.
-         *
-         * NOTE: Transformation hooks should only be modified during `Transformer` initialization,
-         * before returning the `NodeTransformer` callback.
-         */
-        onSubstituteNode: (hint: EmitHint, node: Node) => Node;
-        /**
-         * Enables before/after emit notifications in the pretty printer for the provided
-         * SyntaxKind.
-         */
-        enableEmitNotification(kind: SyntaxKind): void;
-        /**
-         * Determines whether before/after emit notifications should be raised in the pretty
-         * printer when it emits a node.
-         */
-        isEmitNotificationEnabled(node: Node): boolean;
-        /**
-         * Hook used to allow transformers to capture state before or after
-         * the printer emits a node.
-         *
-         * NOTE: Transformation hooks should only be modified during `Transformer` initialization,
-         * before returning the `NodeTransformer` callback.
-         */
-        onEmitNode: (hint: EmitHint, node: Node, emitCallback: (hint: EmitHint, node: Node) => void) => void;
-    }
-    interface TransformationResult<T extends Node> {
-        /** Gets the transformed source files. */
-        transformed: T[];
-        /** Gets diagnostics for the transformation. */
-        diagnostics?: Diagnostic[];
-        /**
-         * Gets a substitute for a node, if one is available; otherwise, returns the original node.
-         *
-         * @param hint A hint as to the intended usage of the node.
-         * @param node The node to substitute.
-         */
-        substituteNode(hint: EmitHint, node: Node): Node;
-        /**
-         * Emits a node with possible notification.
-         *
-         * @param hint A hint as to the intended usage of the node.
-         * @param node The node to emit.
-         * @param emitCallback A callback used to emit the node.
-         */
-        emitNodeWithNotification(hint: EmitHint, node: Node, emitCallback: (hint: EmitHint, node: Node) => void): void;
-        /**
-         * Clean up EmitNode entries on any parse-tree nodes.
-         */
-        dispose(): void;
-    }
-    /**
-     * A function that is used to initialize and return a `Transformer` callback, which in turn
-     * will be used to transform one or more nodes.
-     */
-    type TransformerFactory<T extends Node> = (context: TransformationContext) => Transformer<T>;
-    /**
-     * A function that transforms a node.
-     */
-    type Transformer<T extends Node> = (node: T) => T;
-    /**
-     * A function that accepts and possibly transforms a node.
-     */
-    type Visitor = (node: Node) => VisitResult<Node>;
-    type VisitResult<T extends Node> = T | T[] | undefined;
-    interface Printer {
-        /**
-         * Print a node and its subtree as-is, without any emit transformations.
-         * @param hint A value indicating the purpose of a node. This is primarily used to
-         * distinguish between an `Identifier` used in an expression position, versus an
-         * `Identifier` used as an `IdentifierName` as part of a declaration. For most nodes you
-         * should just pass `Unspecified`.
-         * @param node The node to print. The node and its subtree are printed as-is, without any
-         * emit transformations.
-         * @param sourceFile A source file that provides context for the node. The source text of
-         * the file is used to emit the original source content for literals and identifiers, while
-         * the identifiers of the source file are used when generating unique names to avoid
-         * collisions.
-         */
-        printNode(hint: EmitHint, node: Node, sourceFile: SourceFile): string;
-        /**
-         * Prints a source file as-is, without any emit transformations.
-         */
-        printFile(sourceFile: SourceFile): string;
-        /**
-         * Prints a bundle of source files as-is, without any emit transformations.
-         */
-        printBundle(bundle: Bundle): string;
-    }
-    interface PrintHandlers {
-        /**
-         * A hook used by the Printer when generating unique names to avoid collisions with
-         * globally defined names that exist outside of the current source file.
-         */
-        hasGlobalName?(name: string): boolean;
-        /**
-         * A hook used by the Printer to provide notifications prior to emitting a node. A
-         * compatible implementation **must** invoke `emitCallback` with the provided `hint` and
-         * `node` values.
-         * @param hint A hint indicating the intended purpose of the node.
-         * @param node The node to emit.
-         * @param emitCallback A callback that, when invoked, will emit the node.
-         * @example
-         * ```ts
-         * var printer = createPrinter(printerOptions, {
-         *   onEmitNode(hint, node, emitCallback) {
-         *     // set up or track state prior to emitting the node...
-         *     emitCallback(hint, node);
-         *     // restore state after emitting the node...
-         *   }
-         * });
-         * ```
-         */
-        onEmitNode?(hint: EmitHint, node: Node, emitCallback: (hint: EmitHint, node: Node) => void): void;
-        /**
-         * A hook used by the Printer to perform just-in-time substitution of a node. This is
-         * primarily used by node transformations that need to substitute one node for another,
-         * such as replacing `myExportedVar` with `exports.myExportedVar`.
-         * @param hint A hint indicating the intended purpose of the node.
-         * @param node The node to emit.
-         * @example
-         * ```ts
-         * var printer = createPrinter(printerOptions, {
-         *   substituteNode(hint, node) {
-         *     // perform substitution if necessary...
-         *     return node;
-         *   }
-         * });
-         * ```
-         */
-        substituteNode?(hint: EmitHint, node: Node): Node;
-    }
-    interface PrinterOptions {
-        removeComments?: boolean;
-        newLine?: NewLineKind;
-    }
-    interface TextSpan {
-        start: number;
-        length: number;
-    }
-    interface TextChangeRange {
-        span: TextSpan;
-        newLength: number;
-    }
-    interface SyntaxList extends Node {
-        _children: Node[];
-    }
-}
-declare namespace ts {
-    const versionMajorMinor = "2.6";
-    /** The version of the TypeScript compiler release */
-    const version: string;
-}
-declare namespace ts {
-    function isExternalModuleNameRelative(moduleName: string): boolean;
-}
-declare function setTimeout(handler: (...args: any[]) => void, timeout: number): any;
-declare function clearTimeout(handle: any): void;
-declare namespace ts {
-    enum FileWatcherEventKind {
-        Created = 0,
-        Changed = 1,
-        Deleted = 2,
-    }
-    type FileWatcherCallback = (fileName: string, eventKind: FileWatcherEventKind) => void;
-    type DirectoryWatcherCallback = (fileName: string) => void;
-    interface WatchedFile {
-        fileName: string;
-        callback: FileWatcherCallback;
-        mtime?: Date;
-    }
-    /**
-     * Partial interface of the System thats needed to support the caching of directory structure
-     */
-    interface DirectoryStructureHost {
-        newLine: string;
-        useCaseSensitiveFileNames: boolean;
-        write(s: string): void;
-        readFile(path: string, encoding?: string): string | undefined;
-        writeFile(path: string, data: string, writeByteOrderMark?: boolean): void;
-        fileExists(path: string): boolean;
-        directoryExists(path: string): boolean;
-        createDirectory(path: string): void;
-        getCurrentDirectory(): string;
-        getDirectories(path: string): string[];
-        readDirectory(path: string, extensions?: ReadonlyArray<string>, exclude?: ReadonlyArray<string>, include?: ReadonlyArray<string>, depth?: number): string[];
-        exit(exitCode?: number): void;
-    }
-    interface System extends DirectoryStructureHost {
-        args: string[];
-        getFileSize?(path: string): number;
-        /**
-         * @pollingInterval - this parameter is used in polling-based watchers and ignored in watchers that
-         * use native OS file watching
-         */
-        watchFile?(path: string, callback: FileWatcherCallback, pollingInterval?: number): FileWatcher;
-        watchDirectory?(path: string, callback: DirectoryWatcherCallback, recursive?: boolean): FileWatcher;
-        resolvePath(path: string): string;
-        getExecutingFilePath(): string;
-        getModifiedTime?(path: string): Date;
-        /**
-         * This should be cryptographically secure.
-         * A good implementation is node.js' `crypto.createHash`. (https://nodejs.org/api/crypto.html#crypto_crypto_createhash_algorithm)
-         */
-        createHash?(data: string): string;
-        getMemoryUsage?(): number;
-        realpath?(path: string): string;
-        setTimeout?(callback: (...args: any[]) => void, ms: number, ...args: any[]): any;
-        clearTimeout?(timeoutId: any): void;
-    }
-    interface FileWatcher {
-        close(): void;
-    }
-    function getNodeMajorVersion(): number;
-    let sys: System;
-}
-declare namespace ts {
-    function getDefaultLibFileName(options: CompilerOptions): string;
-    function textSpanEnd(span: TextSpan): number;
-    function textSpanIsEmpty(span: TextSpan): boolean;
-    function textSpanContainsPosition(span: TextSpan, position: number): boolean;
-    function textSpanContainsTextSpan(span: TextSpan, other: TextSpan): boolean;
-    function textSpanOverlapsWith(span: TextSpan, other: TextSpan): boolean;
-    function textSpanOverlap(span1: TextSpan, span2: TextSpan): TextSpan;
-    function textSpanIntersectsWithTextSpan(span: TextSpan, other: TextSpan): boolean;
-    function textSpanIntersectsWith(span: TextSpan, start: number, length: number): boolean;
-    function decodedTextSpanIntersectsWith(start1: number, length1: number, start2: number, length2: number): boolean;
-    function textSpanIntersectsWithPosition(span: TextSpan, position: number): boolean;
-    function textSpanIntersection(span1: TextSpan, span2: TextSpan): TextSpan;
-    function createTextSpan(start: number, length: number): TextSpan;
-    function createTextSpanFromBounds(start: number, end: number): TextSpan;
-    function textChangeRangeNewSpan(range: TextChangeRange): TextSpan;
-    function textChangeRangeIsUnchanged(range: TextChangeRange): boolean;
-    function createTextChangeRange(span: TextSpan, newLength: number): TextChangeRange;
-    let unchangedTextChangeRange: TextChangeRange;
-    /**
-     * Called to merge all the changes that occurred across several versions of a script snapshot
-     * into a single change.  i.e. if a user keeps making successive edits to a script we will
-     * have a text change from V1 to V2, V2 to V3, ..., Vn.
-     *
-     * This function will then merge those changes into a single change range valid between V1 and
-     * Vn.
-     */
-    function collapseTextChangeRangesAcrossMultipleVersions(changes: ReadonlyArray<TextChangeRange>): TextChangeRange;
-    function getTypeParameterOwner(d: Declaration): Declaration;
-    function isParameterPropertyDeclaration(node: Node): boolean;
-    function isEmptyBindingPattern(node: BindingName): node is BindingPattern;
-    function isEmptyBindingElement(node: BindingElement): boolean;
-    function getCombinedModifierFlags(node: Node): ModifierFlags;
-    function getCombinedNodeFlags(node: Node): NodeFlags;
-    /**
-     * Checks to see if the locale is in the appropriate format,
-     * and if it is, attempts to set the appropriate language.
-     */
-    function validateLocaleAndSetLanguage(locale: string, sys: {
-        getExecutingFilePath(): string;
-        resolvePath(path: string): string;
-        fileExists(fileName: string): boolean;
-        readFile(fileName: string): string | undefined;
-    }, errors?: Push<Diagnostic>): void;
-    function getOriginalNode(node: Node): Node;
-    function getOriginalNode<T extends Node>(node: Node, nodeTest: (node: Node) => node is T): T;
-    /**
-     * Gets a value indicating whether a node originated in the parse tree.
-     *
-     * @param node The node to test.
-     */
-    function isParseTreeNode(node: Node): boolean;
-    /**
-     * Gets the original parse tree node for a node.
-     *
-     * @param node The original node.
-     * @returns The original parse tree node if found; otherwise, undefined.
-     */
-    function getParseTreeNode(node: Node): Node;
-    /**
-     * Gets the original parse tree node for a node.
-     *
-     * @param node The original node.
-     * @param nodeTest A callback used to ensure the correct type of parse tree node is returned.
-     * @returns The original parse tree node if found; otherwise, undefined.
-     */
-    function getParseTreeNode<T extends Node>(node: Node, nodeTest?: (node: Node) => node is T): T;
-    /**
-     * Remove extra underscore from escaped identifier text content.
-     *
-     * @param identifier The escaped identifier text.
-     * @returns The unescaped identifier text.
-     */
-    function unescapeLeadingUnderscores(identifier: __String): string;
-    function idText(identifier: Identifier): string;
-    function symbolName(symbol: Symbol): string;
-    /**
-     * Remove extra underscore from escaped identifier text content.
-     * @deprecated Use `id.text` for the unescaped text.
-     * @param identifier The escaped identifier text.
-     * @returns The unescaped identifier text.
-     */
-    function unescapeIdentifier(id: string): string;
-    function getNameOfJSDocTypedef(declaration: JSDocTypedefTag): Identifier | undefined;
-    function getNameOfDeclaration(declaration: Declaration | Expression): DeclarationName | undefined;
-    /**
-     * Gets the JSDoc parameter tags for the node if present.
-     *
-     * @remarks Returns any JSDoc param tag that 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.
-     *
-     * Does not return tags for binding patterns, because JSDoc matches
-     * parameters by name and binding patterns do not have a name.
-     */
-    function getJSDocParameterTags(param: ParameterDeclaration): ReadonlyArray<JSDocParameterTag> | undefined;
-    /**
-     * 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 class tag for the node if present */
-    function getJSDocClassTag(node: Node): JSDocClassTag | 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;
-    /** 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's return tag.
-     *
-     * @remarks `getJSDocReturnTag` just gets the whole JSDoc tag. This function
-     * gets the type from inside the braces.
-     */
-    function getJSDocReturnType(node: Node): TypeNode | undefined;
-    /** Get all JSDoc tags related to a node, including those on parent nodes. */
-    function getJSDocTags(node: Node): ReadonlyArray<JSDocTag> | undefined;
-    /** Gets all JSDoc tags of a specified kind, or undefined if not present. */
-    function getAllJSDocTagsOfKind(node: Node, kind: SyntaxKind): ReadonlyArray<JSDocTag> | undefined;
-}
-declare namespace ts {
-    function isNumericLiteral(node: Node): node is NumericLiteral;
-    function isStringLiteral(node: Node): node is StringLiteral;
-    function isJsxText(node: Node): node is JsxText;
-    function isRegularExpressionLiteral(node: Node): node is RegularExpressionLiteral;
-    function isNoSubstitutionTemplateLiteral(node: Node): node is LiteralExpression;
-    function isTemplateHead(node: Node): node is TemplateHead;
-    function isTemplateMiddle(node: Node): node is TemplateMiddle;
-    function isTemplateTail(node: Node): node is TemplateTail;
-    function isIdentifier(node: Node): node is Identifier;
-    function isQualifiedName(node: Node): node is QualifiedName;
-    function isComputedPropertyName(node: Node): node is ComputedPropertyName;
-    function isTypeParameterDeclaration(node: Node): node is TypeParameterDeclaration;
-    function isParameter(node: Node): node is ParameterDeclaration;
-    function isDecorator(node: Node): node is Decorator;
-    function isPropertySignature(node: Node): node is PropertySignature;
-    function isPropertyDeclaration(node: Node): node is PropertyDeclaration;
-    function isMethodSignature(node: Node): node is MethodSignature;
-    function isMethodDeclaration(node: Node): node is MethodDeclaration;
-    function isConstructorDeclaration(node: Node): node is ConstructorDeclaration;
-    function isGetAccessorDeclaration(node: Node): node is GetAccessorDeclaration;
-    function isSetAccessorDeclaration(node: Node): node is SetAccessorDeclaration;
-    function isCallSignatureDeclaration(node: Node): node is CallSignatureDeclaration;
-    function isConstructSignatureDeclaration(node: Node): node is ConstructSignatureDeclaration;
-    function isIndexSignatureDeclaration(node: Node): node is IndexSignatureDeclaration;
-    function isTypePredicateNode(node: Node): node is TypePredicateNode;
-    function isTypeReferenceNode(node: Node): node is TypeReferenceNode;
-    function isFunctionTypeNode(node: Node): node is FunctionTypeNode;
-    function isConstructorTypeNode(node: Node): node is ConstructorTypeNode;
-    function isTypeQueryNode(node: Node): node is TypeQueryNode;
-    function isTypeLiteralNode(node: Node): node is TypeLiteralNode;
-    function isArrayTypeNode(node: Node): node is ArrayTypeNode;
-    function isTupleTypeNode(node: Node): node is TupleTypeNode;
-    function isUnionTypeNode(node: Node): node is UnionTypeNode;
-    function isIntersectionTypeNode(node: Node): node is IntersectionTypeNode;
-    function isParenthesizedTypeNode(node: Node): node is ParenthesizedTypeNode;
-    function isThisTypeNode(node: Node): node is ThisTypeNode;
-    function isTypeOperatorNode(node: Node): node is TypeOperatorNode;
-    function isIndexedAccessTypeNode(node: Node): node is IndexedAccessTypeNode;
-    function isMappedTypeNode(node: Node): node is MappedTypeNode;
-    function isLiteralTypeNode(node: Node): node is LiteralTypeNode;
-    function isObjectBindingPattern(node: Node): node is ObjectBindingPattern;
-    function isArrayBindingPattern(node: Node): node is ArrayBindingPattern;
-    function isBindingElement(node: Node): node is BindingElement;
-    function isArrayLiteralExpression(node: Node): node is ArrayLiteralExpression;
-    function isObjectLiteralExpression(node: Node): node is ObjectLiteralExpression;
-    function isPropertyAccessExpression(node: Node): node is PropertyAccessExpression;
-    function isElementAccessExpression(node: Node): node is ElementAccessExpression;
-    function isCallExpression(node: Node): node is CallExpression;
-    function isNewExpression(node: Node): node is NewExpression;
-    function isTaggedTemplateExpression(node: Node): node is TaggedTemplateExpression;
-    function isTypeAssertion(node: Node): node is TypeAssertion;
-    function isParenthesizedExpression(node: Node): node is ParenthesizedExpression;
-    function skipPartiallyEmittedExpressions(node: Expression): Expression;
-    function skipPartiallyEmittedExpressions(node: Node): Node;
-    function isFunctionExpression(node: Node): node is FunctionExpression;
-    function isArrowFunction(node: Node): node is ArrowFunction;
-    function isDeleteExpression(node: Node): node is DeleteExpression;
-    function isTypeOfExpression(node: Node): node is TypeOfExpression;
-    function isVoidExpression(node: Node): node is VoidExpression;
-    function isAwaitExpression(node: Node): node is AwaitExpression;
-    function isPrefixUnaryExpression(node: Node): node is PrefixUnaryExpression;
-    function isPostfixUnaryExpression(node: Node): node is PostfixUnaryExpression;
-    function isBinaryExpression(node: Node): node is BinaryExpression;
-    function isConditionalExpression(node: Node): node is ConditionalExpression;
-    function isTemplateExpression(node: Node): node is TemplateExpression;
-    function isYieldExpression(node: Node): node is YieldExpression;
-    function isSpreadElement(node: Node): node is SpreadElement;
-    function isClassExpression(node: Node): node is ClassExpression;
-    function isOmittedExpression(node: Node): node is OmittedExpression;
-    function isExpressionWithTypeArguments(node: Node): node is ExpressionWithTypeArguments;
-    function isAsExpression(node: Node): node is AsExpression;
-    function isNonNullExpression(node: Node): node is NonNullExpression;
-    function isMetaProperty(node: Node): node is MetaProperty;
-    function isTemplateSpan(node: Node): node is TemplateSpan;
-    function isSemicolonClassElement(node: Node): node is SemicolonClassElement;
-    function isBlock(node: Node): node is Block;
-    function isVariableStatement(node: Node): node is VariableStatement;
-    function isEmptyStatement(node: Node): node is EmptyStatement;
-    function isExpressionStatement(node: Node): node is ExpressionStatement;
-    function isIfStatement(node: Node): node is IfStatement;
-    function isDoStatement(node: Node): node is DoStatement;
-    function isWhileStatement(node: Node): node is WhileStatement;
-    function isForStatement(node: Node): node is ForStatement;
-    function isForInStatement(node: Node): node is ForInStatement;
-    function isForOfStatement(node: Node): node is ForOfStatement;
-    function isContinueStatement(node: Node): node is ContinueStatement;
-    function isBreakStatement(node: Node): node is BreakStatement;
-    function isReturnStatement(node: Node): node is ReturnStatement;
-    function isWithStatement(node: Node): node is WithStatement;
-    function isSwitchStatement(node: Node): node is SwitchStatement;
-    function isLabeledStatement(node: Node): node is LabeledStatement;
-    function isThrowStatement(node: Node): node is ThrowStatement;
-    function isTryStatement(node: Node): node is TryStatement;
-    function isDebuggerStatement(node: Node): node is DebuggerStatement;
-    function isVariableDeclaration(node: Node): node is VariableDeclaration;
-    function isVariableDeclarationList(node: Node): node is VariableDeclarationList;
-    function isFunctionDeclaration(node: Node): node is FunctionDeclaration;
-    function isClassDeclaration(node: Node): node is ClassDeclaration;
-    function isInterfaceDeclaration(node: Node): node is InterfaceDeclaration;
-    function isTypeAliasDeclaration(node: Node): node is TypeAliasDeclaration;
-    function isEnumDeclaration(node: Node): node is EnumDeclaration;
-    function isModuleDeclaration(node: Node): node is ModuleDeclaration;
-    function isModuleBlock(node: Node): node is ModuleBlock;
-    function isCaseBlock(node: Node): node is CaseBlock;
-    function isNamespaceExportDeclaration(node: Node): node is NamespaceExportDeclaration;
-    function isImportEqualsDeclaration(node: Node): node is ImportEqualsDeclaration;
-    function isImportDeclaration(node: Node): node is ImportDeclaration;
-    function isImportClause(node: Node): node is ImportClause;
-    function isNamespaceImport(node: Node): node is NamespaceImport;
-    function isNamedImports(node: Node): node is NamedImports;
-    function isImportSpecifier(node: Node): node is ImportSpecifier;
-    function isExportAssignment(node: Node): node is ExportAssignment;
-    function isExportDeclaration(node: Node): node is ExportDeclaration;
-    function isNamedExports(node: Node): node is NamedExports;
-    function isExportSpecifier(node: Node): node is ExportSpecifier;
-    function isMissingDeclaration(node: Node): node is MissingDeclaration;
-    function isExternalModuleReference(node: Node): node is ExternalModuleReference;
-    function isJsxElement(node: Node): node is JsxElement;
-    function isJsxSelfClosingElement(node: Node): node is JsxSelfClosingElement;
-    function isJsxOpeningElement(node: Node): node is JsxOpeningElement;
-    function isJsxClosingElement(node: Node): node is JsxClosingElement;
-    function 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;
-    function isSourceFile(node: Node): node is SourceFile;
-    function isBundle(node: Node): node is Bundle;
-    function isJSDocTypeExpression(node: Node): node is JSDocTypeExpression;
-    function isJSDocAllType(node: JSDocAllType): node is JSDocAllType;
-    function isJSDocUnknownType(node: Node): node is JSDocUnknownType;
-    function isJSDocNullableType(node: Node): node is JSDocNullableType;
-    function isJSDocNonNullableType(node: Node): node is JSDocNonNullableType;
-    function isJSDocOptionalType(node: Node): node is JSDocOptionalType;
-    function isJSDocFunctionType(node: Node): node is JSDocFunctionType;
-    function isJSDocVariadicType(node: Node): node is JSDocVariadicType;
-    function isJSDoc(node: Node): node is JSDoc;
-    function isJSDocAugmentsTag(node: Node): node is JSDocAugmentsTag;
-    function isJSDocParameterTag(node: Node): node is JSDocParameterTag;
-    function isJSDocReturnTag(node: Node): node is JSDocReturnTag;
-    function isJSDocTypeTag(node: Node): node is JSDocTypeTag;
-    function isJSDocTemplateTag(node: Node): node is JSDocTemplateTag;
-    function isJSDocTypedefTag(node: Node): node is JSDocTypedefTag;
-    function isJSDocPropertyTag(node: Node): node is JSDocPropertyTag;
-    function isJSDocPropertyLikeTag(node: Node): node is JSDocPropertyLikeTag;
-    function isJSDocTypeLiteral(node: Node): node is JSDocTypeLiteral;
-}
-declare namespace ts {
-    /**
-     * True if node is of some token syntax kind.
-     * For example, this is true for an IfKeyword but not for an IfStatement.
-     */
-    function isToken(n: Node): boolean;
-    function isLiteralExpression(node: Node): node is LiteralExpression;
-    function isTemplateMiddleOrTemplateTail(node: Node): node is TemplateMiddle | TemplateTail;
-    function isStringTextContainingNode(node: Node): boolean;
-    function isModifier(node: Node): node is Modifier;
-    function isEntityName(node: Node): node is EntityName;
-    function isPropertyName(node: Node): node is PropertyName;
-    function isBindingName(node: Node): node is BindingName;
-    function isFunctionLike(node: Node): node is FunctionLike;
-    function isClassElement(node: Node): node is ClassElement;
-    function isClassLike(node: Node): node is ClassLikeDeclaration;
-    function isAccessor(node: Node): node is AccessorDeclaration;
-    function isTypeElement(node: Node): node is TypeElement;
-    function isObjectLiteralElementLike(node: Node): node is ObjectLiteralElementLike;
-    /**
-     * Node test that determines whether a node is a valid type node.
-     * This differs from the `isPartOfTypeNode` function which determines whether a node is *part*
-     * of a TypeNode.
-     */
-    function isTypeNode(node: Node): node is TypeNode;
-    function isFunctionOrConstructorTypeNode(node: Node): node is FunctionTypeNode | ConstructorTypeNode;
-    function isPropertyAccessOrQualifiedName(node: Node): node is PropertyAccessExpression | QualifiedName;
-    function isCallLikeExpression(node: Node): node is CallLikeExpression;
-    function isCallOrNewExpression(node: Node): node is CallExpression | NewExpression;
-    function isTemplateLiteral(node: Node): node is TemplateLiteral;
-    function isAssertionExpression(node: Node): node is AssertionExpression;
-    function isIterationStatement(node: Node, lookInLabeledStatements: boolean): node is IterationStatement;
-    function isJsxOpeningLikeElement(node: Node): node is JsxOpeningLikeElement;
-    function isCaseOrDefaultClause(node: Node): node is CaseOrDefaultClause;
-    /** True if node is of a kind that may contain comment text. */
-    function isJSDocCommentContainingNode(node: Node): boolean;
-    function isSetAccessor(node: Node): node is SetAccessorDeclaration;
-    function isGetAccessor(node: Node): node is GetAccessorDeclaration;
-}
-declare namespace ts {
-    interface ErrorCallback {
-        (message: DiagnosticMessage, length: number): void;
-    }
-    interface Scanner {
-        getStartPos(): number;
-        getToken(): SyntaxKind;
-        getTextPos(): number;
-        getTokenPos(): number;
-        getTokenText(): string;
-        getTokenValue(): string;
-        hasExtendedUnicodeEscape(): boolean;
-        hasPrecedingLineBreak(): boolean;
-        isIdentifier(): boolean;
-        isReservedWord(): boolean;
-        isUnterminated(): boolean;
-        reScanGreaterToken(): SyntaxKind;
-        reScanSlashToken(): SyntaxKind;
-        reScanTemplateToken(): SyntaxKind;
-        scanJsxIdentifier(): SyntaxKind;
-        scanJsxAttributeValue(): SyntaxKind;
-        reScanJsxToken(): SyntaxKind;
-        scanJsxToken(): SyntaxKind;
-        scanJSDocToken(): SyntaxKind;
-        scan(): SyntaxKind;
-        getText(): string;
-        setText(text: string, start?: number, length?: number): void;
-        setOnError(onError: ErrorCallback): void;
-        setScriptTarget(scriptTarget: ScriptTarget): void;
-        setLanguageVariant(variant: LanguageVariant): void;
-        setTextPos(textPos: number): void;
-        lookAhead<T>(callback: () => T): T;
-        scanRange<T>(start: number, length: number, callback: () => T): T;
-        tryScan<T>(callback: () => T): T;
-    }
-    function tokenToString(t: SyntaxKind): string | undefined;
-    function getPositionOfLineAndCharacter(sourceFile: SourceFile, line: number, character: number): number;
-    function getLineAndCharacterOfPosition(sourceFile: SourceFileLike, position: number): LineAndCharacter;
-    function isWhiteSpaceLike(ch: number): boolean;
-    /** Does not include line breaks. For that, see isWhiteSpaceLike. */
-    function isWhiteSpaceSingleLine(ch: number): boolean;
-    function isLineBreak(ch: number): boolean;
-    function couldStartTrivia(text: string, pos: number): boolean;
-    function forEachLeadingCommentRange<T, U>(text: string, pos: number, cb: (pos: number, end: number, kind: CommentKind, hasTrailingNewLine: boolean, state: T) => U, state?: T): U | undefined;
-    function forEachTrailingCommentRange<T, U>(text: string, pos: number, cb: (pos: number, end: number, kind: CommentKind, hasTrailingNewLine: boolean, state: T) => U, state?: T): U | undefined;
-    function reduceEachLeadingCommentRange<T, U>(text: string, pos: number, cb: (pos: number, end: number, kind: CommentKind, hasTrailingNewLine: boolean, state: T, memo: U) => U, state: T, initial: U): U;
-    function reduceEachTrailingCommentRange<T, U>(text: string, pos: number, cb: (pos: number, end: number, kind: CommentKind, hasTrailingNewLine: boolean, state: T, memo: U) => U, state: T, initial: U): U;
-    function getLeadingCommentRanges(text: string, pos: number): CommentRange[] | undefined;
-    function getTrailingCommentRanges(text: string, pos: number): CommentRange[] | undefined;
-    /** Optionally, get the shebang */
-    function getShebang(text: string): string | undefined;
-    function isIdentifierStart(ch: number, languageVersion: ScriptTarget): boolean;
-    function isIdentifierPart(ch: number, languageVersion: ScriptTarget): boolean;
-    function createScanner(languageVersion: ScriptTarget, skipTrivia: boolean, languageVariant?: LanguageVariant, text?: string, onError?: ErrorCallback, start?: number, length?: number): Scanner;
-}
-declare namespace ts {
-    function createNode(kind: SyntaxKind, pos?: number, end?: number): Node;
-    /**
-     * Invokes a callback for each child of the given node. The 'cbNode' callback is invoked for all child nodes
-     * stored in properties. If a 'cbNodes' callback is specified, it is invoked for embedded arrays; otherwise,
-     * embedded arrays are flattened and the 'cbNode' callback is invoked for each element. If a callback returns
-     * a truthy value, iteration stops and that value is returned. Otherwise, undefined is returned.
-     *
-     * @param node a given node to visit its children
-     * @param cbNode a callback to be invoked for all child nodes
-     * @param cbNodes a callback to be invoked for embedded array
-     *
-     * @remarks `forEachChild` must visit the children of a node in the order
-     * that they appear in the source code. The language service depends on this property to locate nodes by position.
-     */
-    function forEachChild<T>(node: Node, cbNode: (node: Node) => T | undefined, cbNodes?: (nodes: NodeArray<Node>) => T | undefined): T | undefined;
-    function createSourceFile(fileName: string, sourceText: string, languageVersion: ScriptTarget, setParentNodes?: boolean, scriptKind?: ScriptKind): SourceFile;
-    function parseIsolatedEntityName(text: string, languageVersion: ScriptTarget): EntityName;
-    /**
-     * Parse json text into SyntaxTree and return node and parse errors if any
-     * @param fileName
-     * @param sourceText
-     */
-    function parseJsonText(fileName: string, sourceText: string): JsonSourceFile;
-    function isExternalModule(file: SourceFile): boolean;
-    function updateSourceFile(sourceFile: SourceFile, newText: string, textChangeRange: TextChangeRange, aggressiveChecks?: boolean): SourceFile;
-}
-declare namespace ts {
-    function parseCommandLine(commandLine: ReadonlyArray<string>, readFile?: (path: string) => string | undefined): ParsedCommandLine;
-    /**
-     * Read tsconfig.json file
-     * @param fileName The path to the config file
-     */
-    function readConfigFile(fileName: string, readFile: (path: string) => string | undefined): {
-        config?: any;
-        error?: Diagnostic;
-    };
-    /**
-     * Parse the text of the tsconfig.json file
-     * @param fileName The path to the config file
-     * @param jsonText The text of the config file
-     */
-    function parseConfigFileTextToJson(fileName: string, jsonText: string): {
-        config?: any;
-        error?: Diagnostic;
-    };
-    /**
-     * Read tsconfig.json file
-     * @param fileName The path to the config file
-     */
-    function readJsonConfigFile(fileName: string, readFile: (path: string) => string | undefined): JsonSourceFile;
-    /**
-     * Convert the json syntax tree into the json value
-     */
-    function convertToObject(sourceFile: JsonSourceFile, errors: Push<Diagnostic>): any;
-    /**
-     * Parse the contents of a config file (tsconfig.json).
-     * @param json The contents of the config file to parse
-     * @param host Instance of ParseConfigHost used to enumerate files in folder.
-     * @param basePath A root directory to resolve relative path entries in the config
-     *    file to. e.g. outDir
-     */
-    function parseJsonConfigFileContent(json: any, host: ParseConfigHost, basePath: string, existingOptions?: CompilerOptions, configFileName?: string, resolutionStack?: Path[], extraFileExtensions?: ReadonlyArray<JsFileExtensionInfo>): ParsedCommandLine;
-    /**
-     * Parse the contents of a config file (tsconfig.json).
-     * @param jsonNode The contents of the config file to parse
-     * @param host Instance of ParseConfigHost used to enumerate files in folder.
-     * @param basePath A root directory to resolve relative path entries in the config
-     *    file to. e.g. outDir
-     */
-    function parseJsonSourceFileConfigFileContent(sourceFile: JsonSourceFile, host: ParseConfigHost, basePath: string, existingOptions?: CompilerOptions, configFileName?: string, resolutionStack?: Path[], extraFileExtensions?: ReadonlyArray<JsFileExtensionInfo>): ParsedCommandLine;
-    function convertCompilerOptionsFromJson(jsonOptions: any, basePath: string, configFileName?: string): {
-        options: CompilerOptions;
-        errors: Diagnostic[];
-    };
-    function convertTypeAcquisitionFromJson(jsonOptions: any, basePath: string, configFileName?: string): {
-        options: TypeAcquisition;
-        errors: Diagnostic[];
-    };
-}
-declare namespace ts {
-    interface GetEffectiveTypeRootsHost {
-        directoryExists?(directoryName: string): boolean;
-        getCurrentDirectory?(): string;
-    }
-    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): ResolvedTypeReferenceDirectiveWithFailedLookupLocations;
-    /**
-     * Given a set of options, returns the set of type directive names
-     *   that should be included for this program automatically.
-     * This list could either come from the config file,
-     *   or from enumerating the types root + initial secondary types lookup location.
-     * More type directives might appear in the program later as a result of loading actual source files;
-     *   this list is only the set of defaults that are implicitly included.
-     */
-    function getAutomaticTypeDirectiveNames(options: CompilerOptions, host: ModuleResolutionHost): string[];
-    /**
-     * Cached module resolutions per containing directory.
-     * This assumes that any module id will have the same resolution for sibling files located in the same folder.
-     */
-    interface ModuleResolutionCache extends NonRelativeModuleNameResolutionCache {
-        getOrCreateCacheForDirectory(directoryName: string): Map<ResolvedModuleWithFailedLookupLocations>;
-    }
-    /**
-     * Stored map from non-relative module name to a table: directory -> result of module lookup in this directory
-     * We support only non-relative module names because resolution of relative module names is usually more deterministic and thus less expensive.
-     */
-    interface NonRelativeModuleNameResolutionCache {
-        getOrCreateCacheForModuleName(nonRelativeModuleName: string): PerModuleNameCache;
-    }
-    interface PerModuleNameCache {
-        get(directory: string): ResolvedModuleWithFailedLookupLocations;
-        set(directory: string, result: ResolvedModuleWithFailedLookupLocations): void;
-    }
-    function createModuleResolutionCache(currentDirectory: string, getCanonicalFileName: (s: string) => string): ModuleResolutionCache;
-    function resolveModuleName(moduleName: string, containingFile: string, compilerOptions: CompilerOptions, host: ModuleResolutionHost, cache?: ModuleResolutionCache): ResolvedModuleWithFailedLookupLocations;
-    function nodeModuleNameResolver(moduleName: string, containingFile: string, compilerOptions: CompilerOptions, host: ModuleResolutionHost, cache?: ModuleResolutionCache): ResolvedModuleWithFailedLookupLocations;
-    function classicNameResolver(moduleName: string, containingFile: string, compilerOptions: CompilerOptions, host: ModuleResolutionHost, cache?: NonRelativeModuleNameResolutionCache): ResolvedModuleWithFailedLookupLocations;
-}
-declare namespace ts {
-    function createNodeArray<T extends Node>(elements?: ReadonlyArray<T>, hasTrailingComma?: boolean): NodeArray<T>;
-    function createLiteral(value: string): StringLiteral;
-    function createLiteral(value: number): NumericLiteral;
-    function createLiteral(value: boolean): BooleanLiteral;
-    /** Create a string literal whose source text is read from a source node during emit. */
-    function createLiteral(sourceNode: StringLiteral | NumericLiteral | Identifier): StringLiteral;
-    function createLiteral(value: string | number | boolean): PrimaryExpression;
-    function createNumericLiteral(value: string): NumericLiteral;
-    function createIdentifier(text: string): Identifier;
-    function updateIdentifier(node: Identifier, typeArguments: NodeArray<TypeNode> | undefined): Identifier;
-    /** Create a unique temporary variable. */
-    function createTempVariable(recordTempVariable: ((node: Identifier) => void) | undefined): Identifier;
-    /** Create a unique temporary variable for use in a loop. */
-    function createLoopVariable(): Identifier;
-    /** Create a unique name based on the supplied text. */
-    function createUniqueName(text: string): Identifier;
-    /** Create a unique name generated for a node. */
-    function getGeneratedNameForNode(node: Node): Identifier;
-    function createToken<TKind extends SyntaxKind>(token: TKind): Token<TKind>;
-    function createSuper(): SuperExpression;
-    function createThis(): ThisExpression & Token<SyntaxKind.ThisKeyword>;
-    function createNull(): NullLiteral & Token<SyntaxKind.NullKeyword>;
-    function createTrue(): BooleanLiteral & Token<SyntaxKind.TrueKeyword>;
-    function createFalse(): BooleanLiteral & Token<SyntaxKind.FalseKeyword>;
-    function createQualifiedName(left: EntityName, right: string | Identifier): QualifiedName;
-    function updateQualifiedName(node: QualifiedName, left: EntityName, right: Identifier): QualifiedName;
-    function createComputedPropertyName(expression: Expression): ComputedPropertyName;
-    function updateComputedPropertyName(node: ComputedPropertyName, expression: Expression): ComputedPropertyName;
-    function createTypeParameterDeclaration(name: string | Identifier, constraint?: TypeNode, defaultType?: TypeNode): TypeParameterDeclaration;
-    function updateTypeParameterDeclaration(node: TypeParameterDeclaration, name: Identifier, constraint: TypeNode | undefined, defaultType: TypeNode | undefined): TypeParameterDeclaration;
-    function createParameter(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, dotDotDotToken: DotDotDotToken | undefined, name: string | BindingName, questionToken?: QuestionToken, type?: TypeNode, initializer?: Expression): ParameterDeclaration;
-    function updateParameter(node: ParameterDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, dotDotDotToken: DotDotDotToken | undefined, name: string | BindingName, questionToken: QuestionToken | undefined, type: TypeNode | undefined, initializer: Expression | undefined): ParameterDeclaration;
-    function createDecorator(expression: Expression): Decorator;
-    function updateDecorator(node: Decorator, expression: Expression): Decorator;
-    function createPropertySignature(modifiers: ReadonlyArray<Modifier> | undefined, name: PropertyName | string, questionToken: QuestionToken | undefined, type: TypeNode | undefined, initializer: Expression | undefined): PropertySignature;
-    function updatePropertySignature(node: PropertySignature, modifiers: ReadonlyArray<Modifier> | undefined, name: PropertyName, questionToken: QuestionToken | undefined, type: TypeNode | undefined, initializer: Expression | undefined): PropertySignature;
-    function createProperty(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: string | PropertyName, questionToken: QuestionToken | undefined, type: TypeNode | undefined, initializer: Expression | undefined): PropertyDeclaration;
-    function updateProperty(node: PropertyDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: string | PropertyName, questionToken: QuestionToken | undefined, type: TypeNode | undefined, initializer: Expression | undefined): PropertyDeclaration;
-    function createMethodSignature(typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, name: string | PropertyName, questionToken: QuestionToken | undefined): MethodSignature;
-    function updateMethodSignature(node: MethodSignature, typeParameters: NodeArray<TypeParameterDeclaration> | undefined, parameters: NodeArray<ParameterDeclaration>, type: TypeNode | undefined, name: PropertyName, questionToken: QuestionToken | undefined): MethodSignature;
-    function createMethod(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, asteriskToken: AsteriskToken | undefined, name: string | PropertyName, questionToken: QuestionToken | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, body: Block | undefined): MethodDeclaration;
-    function updateMethod(node: MethodDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, asteriskToken: AsteriskToken | undefined, name: PropertyName, questionToken: QuestionToken | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, body: Block | undefined): MethodDeclaration;
-    function createConstructor(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, body: Block | undefined): ConstructorDeclaration;
-    function updateConstructor(node: ConstructorDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, body: Block | undefined): ConstructorDeclaration;
-    function createGetAccessor(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: string | PropertyName, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, body: Block | undefined): GetAccessorDeclaration;
-    function updateGetAccessor(node: GetAccessorDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: PropertyName, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, body: Block | undefined): GetAccessorDeclaration;
-    function createSetAccessor(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: string | PropertyName, parameters: ReadonlyArray<ParameterDeclaration>, body: Block | undefined): SetAccessorDeclaration;
-    function updateSetAccessor(node: SetAccessorDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: PropertyName, parameters: ReadonlyArray<ParameterDeclaration>, body: Block | undefined): SetAccessorDeclaration;
-    function createCallSignature(typeParameters: TypeParameterDeclaration[] | undefined, parameters: ParameterDeclaration[], type: TypeNode | undefined): CallSignatureDeclaration;
-    function updateCallSignature(node: CallSignatureDeclaration, typeParameters: NodeArray<TypeParameterDeclaration> | undefined, parameters: NodeArray<ParameterDeclaration>, type: TypeNode | undefined): CallSignatureDeclaration;
-    function createConstructSignature(typeParameters: TypeParameterDeclaration[] | undefined, parameters: ParameterDeclaration[], type: TypeNode | undefined): ConstructSignatureDeclaration;
-    function updateConstructSignature(node: ConstructSignatureDeclaration, typeParameters: NodeArray<TypeParameterDeclaration> | undefined, parameters: NodeArray<ParameterDeclaration>, type: TypeNode | undefined): ConstructSignatureDeclaration;
-    function createIndexSignature(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode): IndexSignatureDeclaration;
-    function updateIndexSignature(node: IndexSignatureDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode): IndexSignatureDeclaration;
-    function createKeywordTypeNode(kind: KeywordTypeNode["kind"]): KeywordTypeNode;
-    function createTypePredicateNode(parameterName: Identifier | ThisTypeNode | string, type: TypeNode): TypePredicateNode;
-    function updateTypePredicateNode(node: TypePredicateNode, parameterName: Identifier | ThisTypeNode, type: TypeNode): TypePredicateNode;
-    function createTypeReferenceNode(typeName: string | EntityName, typeArguments: ReadonlyArray<TypeNode> | undefined): TypeReferenceNode;
-    function updateTypeReferenceNode(node: TypeReferenceNode, typeName: EntityName, typeArguments: NodeArray<TypeNode> | undefined): TypeReferenceNode;
-    function createFunctionTypeNode(typeParameters: TypeParameterDeclaration[] | undefined, parameters: ParameterDeclaration[], type: TypeNode | undefined): FunctionTypeNode;
-    function updateFunctionTypeNode(node: FunctionTypeNode, typeParameters: NodeArray<TypeParameterDeclaration> | undefined, parameters: NodeArray<ParameterDeclaration>, type: TypeNode | undefined): FunctionTypeNode;
-    function createConstructorTypeNode(typeParameters: TypeParameterDeclaration[] | undefined, parameters: ParameterDeclaration[], type: TypeNode | undefined): ConstructorTypeNode;
-    function updateConstructorTypeNode(node: ConstructorTypeNode, typeParameters: NodeArray<TypeParameterDeclaration> | undefined, parameters: NodeArray<ParameterDeclaration>, type: TypeNode | undefined): ConstructorTypeNode;
-    function createTypeQueryNode(exprName: EntityName): TypeQueryNode;
-    function updateTypeQueryNode(node: TypeQueryNode, exprName: EntityName): TypeQueryNode;
-    function createTypeLiteralNode(members: ReadonlyArray<TypeElement>): TypeLiteralNode;
-    function updateTypeLiteralNode(node: TypeLiteralNode, members: NodeArray<TypeElement>): TypeLiteralNode;
-    function createArrayTypeNode(elementType: TypeNode): ArrayTypeNode;
-    function updateArrayTypeNode(node: ArrayTypeNode, elementType: TypeNode): ArrayTypeNode;
-    function createTupleTypeNode(elementTypes: ReadonlyArray<TypeNode>): TupleTypeNode;
-    function updateTypleTypeNode(node: TupleTypeNode, elementTypes: ReadonlyArray<TypeNode>): TupleTypeNode;
-    function createUnionTypeNode(types: TypeNode[]): UnionTypeNode;
-    function updateUnionTypeNode(node: UnionTypeNode, types: NodeArray<TypeNode>): UnionTypeNode;
-    function createIntersectionTypeNode(types: TypeNode[]): IntersectionTypeNode;
-    function updateIntersectionTypeNode(node: IntersectionTypeNode, types: NodeArray<TypeNode>): IntersectionTypeNode;
-    function createUnionOrIntersectionTypeNode(kind: SyntaxKind.UnionType | SyntaxKind.IntersectionType, types: ReadonlyArray<TypeNode>): UnionOrIntersectionTypeNode;
-    function createParenthesizedType(type: TypeNode): ParenthesizedTypeNode;
-    function updateParenthesizedType(node: ParenthesizedTypeNode, type: TypeNode): ParenthesizedTypeNode;
-    function createThisTypeNode(): ThisTypeNode;
-    function createTypeOperatorNode(type: TypeNode): TypeOperatorNode;
-    function updateTypeOperatorNode(node: TypeOperatorNode, type: TypeNode): TypeOperatorNode;
-    function createIndexedAccessTypeNode(objectType: TypeNode, indexType: TypeNode): IndexedAccessTypeNode;
-    function updateIndexedAccessTypeNode(node: IndexedAccessTypeNode, objectType: TypeNode, indexType: TypeNode): IndexedAccessTypeNode;
-    function createMappedTypeNode(readonlyToken: ReadonlyToken | undefined, typeParameter: TypeParameterDeclaration, questionToken: QuestionToken | undefined, type: TypeNode | undefined): MappedTypeNode;
-    function updateMappedTypeNode(node: MappedTypeNode, readonlyToken: ReadonlyToken | undefined, typeParameter: TypeParameterDeclaration, questionToken: QuestionToken | undefined, type: TypeNode | undefined): MappedTypeNode;
-    function createLiteralTypeNode(literal: LiteralTypeNode["literal"]): LiteralTypeNode;
-    function updateLiteralTypeNode(node: LiteralTypeNode, literal: LiteralTypeNode["literal"]): LiteralTypeNode;
-    function createObjectBindingPattern(elements: ReadonlyArray<BindingElement>): ObjectBindingPattern;
-    function updateObjectBindingPattern(node: ObjectBindingPattern, elements: ReadonlyArray<BindingElement>): ObjectBindingPattern;
-    function createArrayBindingPattern(elements: ReadonlyArray<ArrayBindingElement>): ArrayBindingPattern;
-    function updateArrayBindingPattern(node: ArrayBindingPattern, elements: ReadonlyArray<ArrayBindingElement>): ArrayBindingPattern;
-    function createBindingElement(dotDotDotToken: DotDotDotToken | undefined, propertyName: string | PropertyName | undefined, name: string | BindingName, initializer?: Expression): BindingElement;
-    function updateBindingElement(node: BindingElement, dotDotDotToken: DotDotDotToken | undefined, propertyName: PropertyName | undefined, name: BindingName, initializer: Expression | undefined): BindingElement;
-    function createArrayLiteral(elements?: ReadonlyArray<Expression>, multiLine?: boolean): ArrayLiteralExpression;
-    function updateArrayLiteral(node: ArrayLiteralExpression, elements: ReadonlyArray<Expression>): ArrayLiteralExpression;
-    function createObjectLiteral(properties?: ReadonlyArray<ObjectLiteralElementLike>, multiLine?: boolean): ObjectLiteralExpression;
-    function updateObjectLiteral(node: ObjectLiteralExpression, properties: ReadonlyArray<ObjectLiteralElementLike>): ObjectLiteralExpression;
-    function createPropertyAccess(expression: Expression, name: string | Identifier): PropertyAccessExpression;
-    function updatePropertyAccess(node: PropertyAccessExpression, expression: Expression, name: Identifier): PropertyAccessExpression;
-    function createElementAccess(expression: Expression, index: number | Expression): ElementAccessExpression;
-    function updateElementAccess(node: ElementAccessExpression, expression: Expression, argumentExpression: Expression): ElementAccessExpression;
-    function createCall(expression: Expression, typeArguments: ReadonlyArray<TypeNode> | undefined, argumentsArray: ReadonlyArray<Expression>): CallExpression;
-    function updateCall(node: CallExpression, expression: Expression, typeArguments: ReadonlyArray<TypeNode> | undefined, argumentsArray: ReadonlyArray<Expression>): CallExpression;
-    function createNew(expression: Expression, typeArguments: ReadonlyArray<TypeNode> | undefined, argumentsArray: ReadonlyArray<Expression> | undefined): NewExpression;
-    function updateNew(node: NewExpression, expression: Expression, typeArguments: ReadonlyArray<TypeNode> | undefined, argumentsArray: ReadonlyArray<Expression> | undefined): NewExpression;
-    function createTaggedTemplate(tag: Expression, template: TemplateLiteral): TaggedTemplateExpression;
-    function updateTaggedTemplate(node: TaggedTemplateExpression, tag: Expression, template: TemplateLiteral): TaggedTemplateExpression;
-    function createTypeAssertion(type: TypeNode, expression: Expression): TypeAssertion;
-    function updateTypeAssertion(node: TypeAssertion, type: TypeNode, expression: Expression): TypeAssertion;
-    function createParen(expression: Expression): ParenthesizedExpression;
-    function updateParen(node: ParenthesizedExpression, expression: Expression): ParenthesizedExpression;
-    function createFunctionExpression(modifiers: ReadonlyArray<Modifier> | undefined, asteriskToken: AsteriskToken | undefined, name: string | Identifier | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, body: Block): FunctionExpression;
-    function updateFunctionExpression(node: FunctionExpression, modifiers: ReadonlyArray<Modifier> | undefined, asteriskToken: AsteriskToken | undefined, name: Identifier | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, body: Block): FunctionExpression;
-    function createArrowFunction(modifiers: ReadonlyArray<Modifier> | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, equalsGreaterThanToken: EqualsGreaterThanToken | undefined, body: ConciseBody): ArrowFunction;
-    function updateArrowFunction(node: ArrowFunction, modifiers: ReadonlyArray<Modifier> | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, body: ConciseBody): ArrowFunction;
-    function updateArrowFunction(node: ArrowFunction, modifiers: ReadonlyArray<Modifier> | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, equalsGreaterThanToken: Token<SyntaxKind.EqualsGreaterThanToken>, body: ConciseBody): ArrowFunction;
-    function createDelete(expression: Expression): DeleteExpression;
-    function updateDelete(node: DeleteExpression, expression: Expression): DeleteExpression;
-    function createTypeOf(expression: Expression): TypeOfExpression;
-    function updateTypeOf(node: TypeOfExpression, expression: Expression): TypeOfExpression;
-    function createVoid(expression: Expression): VoidExpression;
-    function updateVoid(node: VoidExpression, expression: Expression): VoidExpression;
-    function createAwait(expression: Expression): AwaitExpression;
-    function updateAwait(node: AwaitExpression, expression: Expression): AwaitExpression;
-    function createPrefix(operator: PrefixUnaryOperator, operand: Expression): PrefixUnaryExpression;
-    function updatePrefix(node: PrefixUnaryExpression, operand: Expression): PrefixUnaryExpression;
-    function createPostfix(operand: Expression, operator: PostfixUnaryOperator): PostfixUnaryExpression;
-    function updatePostfix(node: PostfixUnaryExpression, operand: Expression): PostfixUnaryExpression;
-    function createBinary(left: Expression, operator: BinaryOperator | BinaryOperatorToken, right: Expression): BinaryExpression;
-    function updateBinary(node: BinaryExpression, left: Expression, right: Expression, operator?: BinaryOperator | BinaryOperatorToken): BinaryExpression;
-    function createConditional(condition: Expression, whenTrue: Expression, whenFalse: Expression): ConditionalExpression;
-    function createConditional(condition: Expression, questionToken: QuestionToken, whenTrue: Expression, colonToken: ColonToken, whenFalse: Expression): ConditionalExpression;
-    function updateConditional(node: ConditionalExpression, condition: Expression, whenTrue: Expression, whenFalse: Expression): ConditionalExpression;
-    function updateConditional(node: ConditionalExpression, condition: Expression, questionToken: Token<SyntaxKind.QuestionToken>, whenTrue: Expression, colonToken: Token<SyntaxKind.ColonToken>, whenFalse: Expression): ConditionalExpression;
-    function createTemplateExpression(head: TemplateHead, templateSpans: ReadonlyArray<TemplateSpan>): TemplateExpression;
-    function updateTemplateExpression(node: TemplateExpression, head: TemplateHead, templateSpans: ReadonlyArray<TemplateSpan>): TemplateExpression;
-    function createTemplateHead(text: string): TemplateHead;
-    function createTemplateMiddle(text: string): TemplateMiddle;
-    function createTemplateTail(text: string): TemplateTail;
-    function createNoSubstitutionTemplateLiteral(text: string): NoSubstitutionTemplateLiteral;
-    function createYield(expression?: Expression): YieldExpression;
-    function createYield(asteriskToken: AsteriskToken, expression: Expression): YieldExpression;
-    function updateYield(node: YieldExpression, asteriskToken: AsteriskToken | undefined, expression: Expression): YieldExpression;
-    function createSpread(expression: Expression): SpreadElement;
-    function updateSpread(node: SpreadElement, expression: Expression): SpreadElement;
-    function createClassExpression(modifiers: ReadonlyArray<Modifier> | undefined, name: string | Identifier | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, heritageClauses: ReadonlyArray<HeritageClause>, members: ReadonlyArray<ClassElement>): ClassExpression;
-    function updateClassExpression(node: ClassExpression, modifiers: ReadonlyArray<Modifier> | undefined, name: Identifier | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, heritageClauses: ReadonlyArray<HeritageClause>, members: ReadonlyArray<ClassElement>): ClassExpression;
-    function createOmittedExpression(): OmittedExpression;
-    function createExpressionWithTypeArguments(typeArguments: ReadonlyArray<TypeNode>, expression: Expression): ExpressionWithTypeArguments;
-    function updateExpressionWithTypeArguments(node: ExpressionWithTypeArguments, typeArguments: ReadonlyArray<TypeNode>, expression: Expression): ExpressionWithTypeArguments;
-    function createAsExpression(expression: Expression, type: TypeNode): AsExpression;
-    function updateAsExpression(node: AsExpression, expression: Expression, type: TypeNode): AsExpression;
-    function createNonNullExpression(expression: Expression): NonNullExpression;
-    function updateNonNullExpression(node: NonNullExpression, expression: Expression): NonNullExpression;
-    function createMetaProperty(keywordToken: MetaProperty["keywordToken"], name: Identifier): MetaProperty;
-    function updateMetaProperty(node: MetaProperty, name: Identifier): MetaProperty;
-    function createTemplateSpan(expression: Expression, literal: TemplateMiddle | TemplateTail): TemplateSpan;
-    function updateTemplateSpan(node: TemplateSpan, expression: Expression, literal: TemplateMiddle | TemplateTail): TemplateSpan;
-    function createSemicolonClassElement(): SemicolonClassElement;
-    function createBlock(statements: ReadonlyArray<Statement>, multiLine?: boolean): Block;
-    function updateBlock(node: Block, statements: ReadonlyArray<Statement>): Block;
-    function createVariableStatement(modifiers: ReadonlyArray<Modifier> | undefined, declarationList: VariableDeclarationList | ReadonlyArray<VariableDeclaration>): VariableStatement;
-    function updateVariableStatement(node: VariableStatement, modifiers: ReadonlyArray<Modifier> | undefined, declarationList: VariableDeclarationList): VariableStatement;
-    function createEmptyStatement(): EmptyStatement;
-    function createStatement(expression: Expression): ExpressionStatement;
-    function updateStatement(node: ExpressionStatement, expression: Expression): ExpressionStatement;
-    function createIf(expression: Expression, thenStatement: Statement, elseStatement?: Statement): IfStatement;
-    function updateIf(node: IfStatement, expression: Expression, thenStatement: Statement, elseStatement: Statement | undefined): IfStatement;
-    function createDo(statement: Statement, expression: Expression): DoStatement;
-    function updateDo(node: DoStatement, statement: Statement, expression: Expression): DoStatement;
-    function createWhile(expression: Expression, statement: Statement): WhileStatement;
-    function updateWhile(node: WhileStatement, expression: Expression, statement: Statement): WhileStatement;
-    function createFor(initializer: ForInitializer | undefined, condition: Expression | undefined, incrementor: Expression | undefined, statement: Statement): ForStatement;
-    function updateFor(node: ForStatement, initializer: ForInitializer | undefined, condition: Expression | undefined, incrementor: Expression | undefined, statement: Statement): ForStatement;
-    function createForIn(initializer: ForInitializer, expression: Expression, statement: Statement): ForInStatement;
-    function updateForIn(node: ForInStatement, initializer: ForInitializer, expression: Expression, statement: Statement): ForInStatement;
-    function createForOf(awaitModifier: AwaitKeywordToken, initializer: ForInitializer, expression: Expression, statement: Statement): ForOfStatement;
-    function updateForOf(node: ForOfStatement, awaitModifier: AwaitKeywordToken, initializer: ForInitializer, expression: Expression, statement: Statement): ForOfStatement;
-    function createContinue(label?: string | Identifier): ContinueStatement;
-    function updateContinue(node: ContinueStatement, label: Identifier | undefined): ContinueStatement;
-    function createBreak(label?: string | Identifier): BreakStatement;
-    function updateBreak(node: BreakStatement, label: Identifier | undefined): BreakStatement;
-    function createReturn(expression?: Expression): ReturnStatement;
-    function updateReturn(node: ReturnStatement, expression: Expression | undefined): ReturnStatement;
-    function createWith(expression: Expression, statement: Statement): WithStatement;
-    function updateWith(node: WithStatement, expression: Expression, statement: Statement): WithStatement;
-    function createSwitch(expression: Expression, caseBlock: CaseBlock): SwitchStatement;
-    function updateSwitch(node: SwitchStatement, expression: Expression, caseBlock: CaseBlock): SwitchStatement;
-    function createLabel(label: string | Identifier, statement: Statement): LabeledStatement;
-    function updateLabel(node: LabeledStatement, label: Identifier, statement: Statement): LabeledStatement;
-    function createThrow(expression: Expression): ThrowStatement;
-    function updateThrow(node: ThrowStatement, expression: Expression): ThrowStatement;
-    function createTry(tryBlock: Block, catchClause: CatchClause | undefined, finallyBlock: Block | undefined): TryStatement;
-    function updateTry(node: TryStatement, tryBlock: Block, catchClause: CatchClause | undefined, finallyBlock: Block | undefined): TryStatement;
-    function createDebuggerStatement(): DebuggerStatement;
-    function createVariableDeclaration(name: string | BindingName, type?: TypeNode, initializer?: Expression): VariableDeclaration;
-    function updateVariableDeclaration(node: VariableDeclaration, name: BindingName, type: TypeNode | undefined, initializer: Expression | undefined): VariableDeclaration;
-    function createVariableDeclarationList(declarations: ReadonlyArray<VariableDeclaration>, flags?: NodeFlags): VariableDeclarationList;
-    function updateVariableDeclarationList(node: VariableDeclarationList, declarations: ReadonlyArray<VariableDeclaration>): VariableDeclarationList;
-    function createFunctionDeclaration(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, asteriskToken: AsteriskToken | undefined, name: string | Identifier | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, body: Block | undefined): FunctionDeclaration;
-    function updateFunctionDeclaration(node: FunctionDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, asteriskToken: AsteriskToken | undefined, name: Identifier | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, parameters: ReadonlyArray<ParameterDeclaration>, type: TypeNode | undefined, body: Block | undefined): FunctionDeclaration;
-    function createClassDeclaration(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: string | Identifier | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, heritageClauses: ReadonlyArray<HeritageClause>, members: ReadonlyArray<ClassElement>): ClassDeclaration;
-    function updateClassDeclaration(node: ClassDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: Identifier | undefined, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, heritageClauses: ReadonlyArray<HeritageClause>, members: ReadonlyArray<ClassElement>): ClassDeclaration;
-    function createInterfaceDeclaration(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: string | Identifier, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, heritageClauses: ReadonlyArray<HeritageClause> | undefined, members: ReadonlyArray<TypeElement>): InterfaceDeclaration;
-    function updateInterfaceDeclaration(node: InterfaceDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: Identifier, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, heritageClauses: ReadonlyArray<HeritageClause> | undefined, members: ReadonlyArray<TypeElement>): InterfaceDeclaration;
-    function createTypeAliasDeclaration(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: string | Identifier, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, type: TypeNode): TypeAliasDeclaration;
-    function updateTypeAliasDeclaration(node: TypeAliasDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: Identifier, typeParameters: ReadonlyArray<TypeParameterDeclaration> | undefined, type: TypeNode): TypeAliasDeclaration;
-    function createEnumDeclaration(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: string | Identifier, members: ReadonlyArray<EnumMember>): EnumDeclaration;
-    function updateEnumDeclaration(node: EnumDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: Identifier, members: ReadonlyArray<EnumMember>): EnumDeclaration;
-    function createModuleDeclaration(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: ModuleName, body: ModuleBody | undefined, flags?: NodeFlags): ModuleDeclaration;
-    function updateModuleDeclaration(node: ModuleDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: ModuleName, body: ModuleBody | undefined): ModuleDeclaration;
-    function createModuleBlock(statements: ReadonlyArray<Statement>): ModuleBlock;
-    function updateModuleBlock(node: ModuleBlock, statements: ReadonlyArray<Statement>): ModuleBlock;
-    function createCaseBlock(clauses: ReadonlyArray<CaseOrDefaultClause>): CaseBlock;
-    function updateCaseBlock(node: CaseBlock, clauses: ReadonlyArray<CaseOrDefaultClause>): CaseBlock;
-    function createNamespaceExportDeclaration(name: string | Identifier): NamespaceExportDeclaration;
-    function updateNamespaceExportDeclaration(node: NamespaceExportDeclaration, name: Identifier): NamespaceExportDeclaration;
-    function createImportEqualsDeclaration(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: string | Identifier, moduleReference: ModuleReference): ImportEqualsDeclaration;
-    function updateImportEqualsDeclaration(node: ImportEqualsDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, name: Identifier, moduleReference: ModuleReference): ImportEqualsDeclaration;
-    function createImportDeclaration(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, importClause: ImportClause | undefined, moduleSpecifier?: Expression): ImportDeclaration;
-    function updateImportDeclaration(node: ImportDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, importClause: ImportClause | undefined, moduleSpecifier: Expression | undefined): ImportDeclaration;
-    function createImportClause(name: Identifier | undefined, namedBindings: NamedImportBindings | undefined): ImportClause;
-    function updateImportClause(node: ImportClause, name: Identifier | undefined, namedBindings: NamedImportBindings | undefined): ImportClause;
-    function createNamespaceImport(name: Identifier): NamespaceImport;
-    function updateNamespaceImport(node: NamespaceImport, name: Identifier): NamespaceImport;
-    function createNamedImports(elements: ReadonlyArray<ImportSpecifier>): NamedImports;
-    function updateNamedImports(node: NamedImports, elements: ReadonlyArray<ImportSpecifier>): NamedImports;
-    function createImportSpecifier(propertyName: Identifier | undefined, name: Identifier): ImportSpecifier;
-    function updateImportSpecifier(node: ImportSpecifier, propertyName: Identifier | undefined, name: Identifier): ImportSpecifier;
-    function createExportAssignment(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, isExportEquals: boolean, expression: Expression): ExportAssignment;
-    function updateExportAssignment(node: ExportAssignment, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, expression: Expression): ExportAssignment;
-    function createExportDeclaration(decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, exportClause: NamedExports | undefined, moduleSpecifier?: Expression): ExportDeclaration;
-    function updateExportDeclaration(node: ExportDeclaration, decorators: ReadonlyArray<Decorator> | undefined, modifiers: ReadonlyArray<Modifier> | undefined, exportClause: NamedExports | undefined, moduleSpecifier: Expression | undefined): ExportDeclaration;
-    function createNamedExports(elements: ReadonlyArray<ExportSpecifier>): NamedExports;
-    function updateNamedExports(node: NamedExports, elements: ReadonlyArray<ExportSpecifier>): NamedExports;
-    function createExportSpecifier(propertyName: string | Identifier | undefined, name: string | Identifier): ExportSpecifier;
-    function updateExportSpecifier(node: ExportSpecifier, propertyName: Identifier | undefined, name: Identifier): ExportSpecifier;
-    function createExternalModuleReference(expression: Expression): ExternalModuleReference;
-    function updateExternalModuleReference(node: ExternalModuleReference, expression: Expression): ExternalModuleReference;
-    function createJsxElement(openingElement: JsxOpeningElement, children: ReadonlyArray<JsxChild>, closingElement: JsxClosingElement): JsxElement;
-    function updateJsxElement(node: JsxElement, openingElement: JsxOpeningElement, children: ReadonlyArray<JsxChild>, closingElement: JsxClosingElement): JsxElement;
-    function createJsxSelfClosingElement(tagName: JsxTagNameExpression, attributes: JsxAttributes): JsxSelfClosingElement;
-    function updateJsxSelfClosingElement(node: JsxSelfClosingElement, tagName: JsxTagNameExpression, attributes: JsxAttributes): JsxSelfClosingElement;
-    function createJsxOpeningElement(tagName: JsxTagNameExpression, attributes: JsxAttributes): JsxOpeningElement;
-    function updateJsxOpeningElement(node: JsxOpeningElement, tagName: JsxTagNameExpression, attributes: JsxAttributes): JsxOpeningElement;
-    function createJsxClosingElement(tagName: JsxTagNameExpression): JsxClosingElement;
-    function updateJsxClosingElement(node: JsxClosingElement, tagName: JsxTagNameExpression): JsxClosingElement;
-    function createJsxFragment(openingFragment: JsxOpeningFragment, children: ReadonlyArray<JsxChild>, closingFragment: JsxClosingFragment): JsxFragment;
-    function updateJsxFragment(node: JsxFragment, openingFragment: JsxOpeningFragment, children: ReadonlyArray<JsxChild>, closingFragment: JsxClosingFragment): JsxFragment;
-    function createJsxAttribute(name: Identifier, initializer: StringLiteral | JsxExpression): JsxAttribute;
-    function updateJsxAttribute(node: JsxAttribute, name: Identifier, initializer: StringLiteral | JsxExpression): JsxAttribute;
-    function createJsxAttributes(properties: ReadonlyArray<JsxAttributeLike>): JsxAttributes;
-    function updateJsxAttributes(node: JsxAttributes, properties: ReadonlyArray<JsxAttributeLike>): JsxAttributes;
-    function createJsxSpreadAttribute(expression: Expression): JsxSpreadAttribute;
-    function updateJsxSpreadAttribute(node: JsxSpreadAttribute, expression: Expression): JsxSpreadAttribute;
-    function createJsxExpression(dotDotDotToken: DotDotDotToken | undefined, expression: Expression | undefined): JsxExpression;
-    function updateJsxExpression(node: JsxExpression, expression: Expression | undefined): JsxExpression;
-    function createCaseClause(expression: Expression, statements: ReadonlyArray<Statement>): CaseClause;
-    function updateCaseClause(node: CaseClause, expression: Expression, statements: ReadonlyArray<Statement>): CaseClause;
-    function createDefaultClause(statements: ReadonlyArray<Statement>): DefaultClause;
-    function updateDefaultClause(node: DefaultClause, statements: ReadonlyArray<Statement>): DefaultClause;
-    function createHeritageClause(token: HeritageClause["token"], types: ReadonlyArray<ExpressionWithTypeArguments>): HeritageClause;
-    function updateHeritageClause(node: HeritageClause, types: ReadonlyArray<ExpressionWithTypeArguments>): HeritageClause;
-    function createCatchClause(variableDeclaration: string | VariableDeclaration | undefined, block: Block): CatchClause;
-    function updateCatchClause(node: CatchClause, variableDeclaration: VariableDeclaration | undefined, block: Block): CatchClause;
-    function createPropertyAssignment(name: string | PropertyName, initializer: Expression): PropertyAssignment;
-    function updatePropertyAssignment(node: PropertyAssignment, name: PropertyName, initializer: Expression): PropertyAssignment;
-    function createShorthandPropertyAssignment(name: string | Identifier, objectAssignmentInitializer?: Expression): ShorthandPropertyAssignment;
-    function updateShorthandPropertyAssignment(node: ShorthandPropertyAssignment, name: Identifier, objectAssignmentInitializer: Expression | undefined): ShorthandPropertyAssignment;
-    function createSpreadAssignment(expression: Expression): SpreadAssignment;
-    function updateSpreadAssignment(node: SpreadAssignment, expression: Expression): SpreadAssignment;
-    function createEnumMember(name: string | PropertyName, initializer?: Expression): EnumMember;
-    function updateEnumMember(node: EnumMember, name: PropertyName, initializer: Expression | undefined): EnumMember;
-    function updateSourceFileNode(node: SourceFile, statements: ReadonlyArray<Statement>): SourceFile;
-    /**
-     * Creates a shallow, memberwise clone of a node for mutation.
-     */
-    function getMutableClone<T extends Node>(node: T): T;
-    /**
-     * Creates a synthetic statement to act as a placeholder for a not-emitted statement in
-     * order to preserve comments.
-     *
-     * @param original The original statement.
-     */
-    function createNotEmittedStatement(original: Node): NotEmittedStatement;
-    /**
-     * Creates a synthetic expression to act as a placeholder for a not-emitted expression in
-     * order to preserve comments or sourcemap positions.
-     *
-     * @param expression The inner expression to emit.
-     * @param original The original outer expression.
-     * @param location The location for the expression. Defaults to the positions from "original" if provided.
-     */
-    function createPartiallyEmittedExpression(expression: Expression, original?: Node): PartiallyEmittedExpression;
-    function updatePartiallyEmittedExpression(node: PartiallyEmittedExpression, expression: Expression): PartiallyEmittedExpression;
-    function createCommaList(elements: ReadonlyArray<Expression>): CommaListExpression;
-    function updateCommaList(node: CommaListExpression, elements: ReadonlyArray<Expression>): CommaListExpression;
-    function createBundle(sourceFiles: ReadonlyArray<SourceFile>): Bundle;
-    function updateBundle(node: Bundle, sourceFiles: ReadonlyArray<SourceFile>): Bundle;
-    function createImmediatelyInvokedFunctionExpression(statements: Statement[]): CallExpression;
-    function createImmediatelyInvokedFunctionExpression(statements: Statement[], param: ParameterDeclaration, paramValue: Expression): CallExpression;
-    function createImmediatelyInvokedArrowFunction(statements: Statement[]): CallExpression;
-    function createImmediatelyInvokedArrowFunction(statements: Statement[], param: ParameterDeclaration, paramValue: Expression): CallExpression;
-    function createComma(left: Expression, right: Expression): Expression;
-    function createLessThan(left: Expression, right: Expression): Expression;
-    function createAssignment(left: ObjectLiteralExpression | ArrayLiteralExpression, right: Expression): DestructuringAssignment;
-    function createAssignment(left: Expression, right: Expression): BinaryExpression;
-    function createStrictEquality(left: Expression, right: Expression): BinaryExpression;
-    function createStrictInequality(left: Expression, right: Expression): BinaryExpression;
-    function createAdd(left: Expression, right: Expression): BinaryExpression;
-    function createSubtract(left: Expression, right: Expression): BinaryExpression;
-    function createPostfixIncrement(operand: Expression): PostfixUnaryExpression;
-    function createLogicalAnd(left: Expression, right: Expression): BinaryExpression;
-    function createLogicalOr(left: Expression, right: Expression): BinaryExpression;
-    function createLogicalNot(operand: Expression): PrefixUnaryExpression;
-    function createVoidZero(): VoidExpression;
-    function createExportDefault(expression: Expression): ExportAssignment;
-    function createExternalModuleExport(exportName: Identifier): ExportDeclaration;
-    /**
-     * Clears any EmitNode entries from parse-tree nodes.
-     * @param sourceFile A source file.
-     */
-    function disposeEmitNodes(sourceFile: SourceFile): void;
-    function setTextRange<T extends TextRange>(range: T, location: TextRange | undefined): T;
-    /**
-     * Sets flags that control emit behavior of a node.
-     */
-    function setEmitFlags<T extends Node>(node: T, emitFlags: EmitFlags): T;
-    /**
-     * Gets a custom text range to use when emitting source maps.
-     */
-    function getSourceMapRange(node: Node): SourceMapRange;
-    /**
-     * Sets a custom text range to use when emitting source maps.
-     */
-    function setSourceMapRange<T extends Node>(node: T, range: SourceMapRange | undefined): T;
-    /**
-     * Create an external source map source file reference
-     */
-    function createSourceMapSource(fileName: string, text: string, skipTrivia?: (pos: number) => number): SourceMapSource;
-    /**
-     * Gets the TextRange to use for source maps for a token of a node.
-     */
-    function getTokenSourceMapRange(node: Node, token: SyntaxKind): SourceMapRange | undefined;
-    /**
-     * Sets the TextRange to use for source maps for a token of a node.
-     */
-    function setTokenSourceMapRange<T extends Node>(node: T, token: SyntaxKind, range: SourceMapRange | undefined): T;
-    /**
-     * Gets a custom text range to use when emitting comments.
-     */
-    function getCommentRange(node: Node): TextRange;
-    /**
-     * Sets a custom text range to use when emitting comments.
-     */
-    function setCommentRange<T extends Node>(node: T, range: TextRange): T;
-    function getSyntheticLeadingComments(node: Node): SynthesizedComment[] | undefined;
-    function setSyntheticLeadingComments<T extends Node>(node: T, comments: SynthesizedComment[]): T;
-    function addSyntheticLeadingComment<T extends Node>(node: T, kind: SyntaxKind.SingleLineCommentTrivia | SyntaxKind.MultiLineCommentTrivia, text: string, hasTrailingNewLine?: boolean): T;
-    function getSyntheticTrailingComments(node: Node): SynthesizedComment[] | undefined;
-    function setSyntheticTrailingComments<T extends Node>(node: T, comments: SynthesizedComment[]): T;
-    function addSyntheticTrailingComment<T extends Node>(node: T, kind: SyntaxKind.SingleLineCommentTrivia | SyntaxKind.MultiLineCommentTrivia, text: string, hasTrailingNewLine?: boolean): T;
-    /**
-     * Gets the constant value to emit for an expression.
-     */
-    function getConstantValue(node: PropertyAccessExpression | ElementAccessExpression): string | number;
-    /**
-     * Sets the constant value to emit for an expression.
-     */
-    function setConstantValue(node: PropertyAccessExpression | ElementAccessExpression, value: string | number): PropertyAccessExpression | ElementAccessExpression;
-    /**
-     * Adds an EmitHelper to a node.
-     */
-    function addEmitHelper<T extends Node>(node: T, helper: EmitHelper): T;
-    /**
-     * Add EmitHelpers to a node.
-     */
-    function addEmitHelpers<T extends Node>(node: T, helpers: EmitHelper[] | undefined): T;
-    /**
-     * Removes an EmitHelper from a node.
-     */
-    function removeEmitHelper(node: Node, helper: EmitHelper): boolean;
-    /**
-     * Gets the EmitHelpers of a node.
-     */
-    function getEmitHelpers(node: Node): EmitHelper[] | undefined;
-    /**
-     * Moves matching emit helpers from a source node to a target node.
-     */
-    function moveEmitHelpers(source: Node, target: Node, predicate: (helper: EmitHelper) => boolean): void;
-    function setOriginalNode<T extends Node>(node: T, original: Node | undefined): T;
-}
-declare namespace ts {
-    /**
-     * Visits a Node using the supplied visitor, possibly returning a new Node in its place.
-     *
-     * @param node The Node to visit.
-     * @param visitor The callback used to visit the Node.
-     * @param test A callback to execute to verify the Node is valid.
-     * @param lift An optional callback to execute to lift a NodeArray into a valid Node.
-     */
-    function visitNode<T extends Node>(node: T, visitor: Visitor, test?: (node: Node) => boolean, lift?: (node: NodeArray<Node>) => T): T;
-    /**
-     * Visits a Node using the supplied visitor, possibly returning a new Node in its place.
-     *
-     * @param node The Node to visit.
-     * @param visitor The callback used to visit the Node.
-     * @param test A callback to execute to verify the Node is valid.
-     * @param lift An optional callback to execute to lift a NodeArray into a valid Node.
-     */
-    function visitNode<T extends Node>(node: T | undefined, visitor: Visitor, test?: (node: Node) => boolean, lift?: (node: NodeArray<Node>) => T): T | undefined;
-    /**
-     * Visits a NodeArray using the supplied visitor, possibly returning a new NodeArray in its place.
-     *
-     * @param nodes The NodeArray to visit.
-     * @param visitor The callback used to visit a Node.
-     * @param test A node test to execute for each node.
-     * @param start An optional value indicating the starting offset at which to start visiting.
-     * @param count An optional value indicating the maximum number of nodes to visit.
-     */
-    function visitNodes<T extends Node>(nodes: NodeArray<T>, visitor: Visitor, test?: (node: Node) => boolean, start?: number, count?: number): NodeArray<T>;
-    /**
-     * Visits a NodeArray using the supplied visitor, possibly returning a new NodeArray in its place.
-     *
-     * @param nodes The NodeArray to visit.
-     * @param visitor The callback used to visit a Node.
-     * @param test A node test to execute for each node.
-     * @param start An optional value indicating the starting offset at which to start visiting.
-     * @param count An optional value indicating the maximum number of nodes to visit.
-     */
-    function visitNodes<T extends Node>(nodes: NodeArray<T> | undefined, visitor: Visitor, test?: (node: Node) => boolean, start?: number, count?: number): NodeArray<T> | undefined;
-    /**
-     * Starts a new lexical environment and visits a statement list, ending the lexical environment
-     * and merging hoisted declarations upon completion.
-     */
-    function visitLexicalEnvironment(statements: NodeArray<Statement>, visitor: Visitor, context: TransformationContext, start?: number, ensureUseStrict?: boolean): NodeArray<Statement>;
-    /**
-     * Starts a new lexical environment and visits a parameter list, suspending the lexical
-     * environment upon completion.
-     */
-    function visitParameterList(nodes: NodeArray<ParameterDeclaration>, visitor: Visitor, context: TransformationContext, nodesVisitor?: typeof visitNodes): NodeArray<ParameterDeclaration>;
-    /**
-     * Resumes a suspended lexical environment and visits a function body, ending the lexical
-     * environment and merging hoisted declarations upon completion.
-     */
-    function visitFunctionBody(node: FunctionBody, visitor: Visitor, context: TransformationContext): FunctionBody;
-    /**
-     * Resumes a suspended lexical environment and visits a function body, ending the lexical
-     * environment and merging hoisted declarations upon completion.
-     */
-    function visitFunctionBody(node: FunctionBody | undefined, visitor: Visitor, context: TransformationContext): FunctionBody | undefined;
-    /**
-     * Resumes a suspended lexical environment and visits a concise body, ending the lexical
-     * environment and merging hoisted declarations upon completion.
-     */
-    function visitFunctionBody(node: ConciseBody, visitor: Visitor, context: TransformationContext): ConciseBody;
-    /**
-     * Visits each child of a Node using the supplied visitor, possibly returning a new Node of the same kind in its place.
-     *
-     * @param node The Node whose children will be visited.
-     * @param visitor The callback used to visit each child.
-     * @param context A lexical environment context for the visitor.
-     */
-    function visitEachChild<T extends Node>(node: T, visitor: Visitor, context: TransformationContext): T;
-    /**
-     * Visits each child of a Node using the supplied visitor, possibly returning a new Node of the same kind in its place.
-     *
-     * @param node The Node whose children will be visited.
-     * @param visitor The callback used to visit each child.
-     * @param context A lexical environment context for the visitor.
-     */
-    function visitEachChild<T extends Node>(node: T | undefined, visitor: Visitor, context: TransformationContext, nodesVisitor?: typeof visitNodes, tokenVisitor?: Visitor): T | undefined;
-}
-declare namespace ts {
-    function createPrinter(printerOptions?: PrinterOptions, handlers?: PrintHandlers): Printer;
-}
-declare namespace ts {
-    interface EmitOutput {
-        outputFiles: OutputFile[];
-        emitSkipped: boolean;
-    }
-    interface OutputFile {
-        name: string;
-        writeByteOrderMark: boolean;
-        text: string;
-    }
-}
-declare namespace ts {
-    function findConfigFile(searchPath: string, fileExists: (fileName: string) => boolean, configName?: string): string;
-    function resolveTripleslashReference(moduleName: string, containingFile: string): string;
-    function createCompilerHost(options: CompilerOptions, setParentNodes?: boolean): CompilerHost;
-    function getPreEmitDiagnostics(program: Program, sourceFile?: SourceFile, cancellationToken?: CancellationToken): Diagnostic[];
-    interface FormatDiagnosticsHost {
-        getCurrentDirectory(): string;
-        getCanonicalFileName(fileName: string): string;
-        getNewLine(): string;
-    }
-    function formatDiagnostics(diagnostics: ReadonlyArray<Diagnostic>, host: FormatDiagnosticsHost): string;
-    function formatDiagnostic(diagnostic: Diagnostic, host: FormatDiagnosticsHost): string;
-    function formatDiagnosticsWithColorAndContext(diagnostics: ReadonlyArray<Diagnostic>, host: FormatDiagnosticsHost): string;
-    function flattenDiagnosticMessageText(messageText: string | DiagnosticMessageChain, newLine: string): string;
-    /**
-     * Create a new 'Program' instance. A Program is an immutable collection of 'SourceFile's and a 'CompilerOptions'
-     * that represent a compilation unit.
-     *
-     * Creating a program proceeds from a set of root files, expanding the set of inputs by following imports and
-     * triple-slash-reference-path directives transitively. '@types' and triple-slash-reference-types are also pulled in.
-     *
-     * @param rootNames - A set of root files.
-     * @param options - The compiler options which should be used.
-     * @param host - The host interacts with the underlying file system.
-     * @param oldProgram - Reuses an old program structure.
-     * @returns A 'Program' object.
-     */
-    function createProgram(rootNames: ReadonlyArray<string>, options: CompilerOptions, host?: CompilerHost, oldProgram?: Program): Program;
-}
-declare namespace ts {
-    interface Node {
-        getSourceFile(): SourceFile;
-        getChildCount(sourceFile?: SourceFile): number;
-        getChildAt(index: number, sourceFile?: SourceFile): Node;
-        getChildren(sourceFile?: SourceFile): Node[];
-        getStart(sourceFile?: SourceFile, includeJsDocComment?: boolean): number;
-        getFullStart(): number;
-        getEnd(): number;
-        getWidth(sourceFile?: SourceFile): number;
-        getFullWidth(): number;
-        getLeadingTriviaWidth(sourceFile?: SourceFile): number;
-        getFullText(sourceFile?: SourceFile): string;
-        getText(sourceFile?: SourceFile): string;
-        getFirstToken(sourceFile?: SourceFile): Node;
-        getLastToken(sourceFile?: SourceFile): Node;
-        forEachChild<T>(cbNode: (node: Node) => T | undefined, cbNodeArray?: (nodes: NodeArray<Node>) => T | undefined): T | undefined;
-    }
-    interface Identifier {
-        readonly text: string;
-    }
-    interface Symbol {
-        readonly name: string;
-        getFlags(): SymbolFlags;
-        getEscapedName(): __String;
-        getName(): string;
-        getDeclarations(): Declaration[] | undefined;
-        getDocumentationComment(): SymbolDisplayPart[];
-        getJsDocTags(): JSDocTagInfo[];
-    }
-    interface Type {
-        getFlags(): TypeFlags;
-        getSymbol(): Symbol | undefined;
-        getProperties(): Symbol[];
-        getProperty(propertyName: string): Symbol | undefined;
-        getApparentProperties(): Symbol[];
-        getCallSignatures(): Signature[];
-        getConstructSignatures(): Signature[];
-        getStringIndexType(): Type | undefined;
-        getNumberIndexType(): Type | undefined;
-        getBaseTypes(): BaseType[] | undefined;
-        getNonNullableType(): Type;
-    }
-    interface Signature {
-        getDeclaration(): SignatureDeclaration;
-        getTypeParameters(): TypeParameter[] | undefined;
-        getParameters(): Symbol[];
-        getReturnType(): Type;
-        getDocumentationComment(): SymbolDisplayPart[];
-        getJsDocTags(): JSDocTagInfo[];
-    }
-    interface SourceFile {
-        getLineAndCharacterOfPosition(pos: number): LineAndCharacter;
-        getLineEndOfPosition(pos: number): number;
-        getLineStarts(): ReadonlyArray<number>;
-        getPositionOfLineAndCharacter(line: number, character: number): number;
-        update(newText: string, textChangeRange: TextChangeRange): SourceFile;
-    }
-    interface SourceFileLike {
-        getLineAndCharacterOfPosition(pos: number): LineAndCharacter;
-    }
-    interface SourceMapSource {
-        getLineAndCharacterOfPosition(pos: number): LineAndCharacter;
-    }
-    /**
-     * Represents an immutable snapshot of a script at a specified time.Once acquired, the
-     * snapshot is observably immutable. i.e. the same calls with the same parameters will return
-     * the same values.
-     */
-    interface IScriptSnapshot {
-        /** Gets a portion of the script snapshot specified by [start, end). */
-        getText(start: number, end: number): string;
-        /** Gets the length of this script snapshot. */
-        getLength(): number;
-        /**
-         * Gets the TextChangeRange that describe how the text changed between this text and
-         * an older version.  This information is used by the incremental parser to determine
-         * what sections of the script need to be re-parsed.  'undefined' can be returned if the
-         * change range cannot be determined.  However, in that case, incremental parsing will
-         * not happen and the entire document will be re - parsed.
-         */
-        getChangeRange(oldSnapshot: IScriptSnapshot): TextChangeRange | undefined;
-        /** Releases all resources held by this script snapshot */
-        dispose?(): void;
-    }
-    namespace ScriptSnapshot {
-        function fromString(text: string): IScriptSnapshot;
-    }
-    interface PreProcessedFileInfo {
-        referencedFiles: FileReference[];
-        typeReferenceDirectives: FileReference[];
-        importedFiles: FileReference[];
-        ambientExternalModules: string[];
-        isLibFile: boolean;
-    }
-    interface HostCancellationToken {
-        isCancellationRequested(): boolean;
-    }
-    interface InstallPackageOptions {
-        fileName: Path;
-        packageName: string;
-    }
-    interface LanguageServiceHost extends GetEffectiveTypeRootsHost {
-        getCompilationSettings(): CompilerOptions;
-        getNewLine?(): string;
-        getProjectVersion?(): string;
-        getScriptFileNames(): string[];
-        getScriptKind?(fileName: string): ScriptKind;
-        getScriptVersion(fileName: string): string;
-        getScriptSnapshot(fileName: string): IScriptSnapshot | undefined;
-        getLocalizedDiagnosticMessages?(): any;
-        getCancellationToken?(): HostCancellationToken;
-        getCurrentDirectory(): string;
-        getDefaultLibFileName(options: CompilerOptions): string;
-        log?(s: string): void;
-        trace?(s: string): void;
-        error?(s: string): void;
-        useCaseSensitiveFileNames?(): boolean;
-        readDirectory?(path: string, extensions?: ReadonlyArray<string>, exclude?: ReadonlyArray<string>, include?: ReadonlyArray<string>, depth?: number): string[];
-        readFile?(path: string, encoding?: string): string | undefined;
-        fileExists?(path: string): boolean;
-        getTypeRootsVersion?(): number;
-        resolveModuleNames?(moduleNames: string[], containingFile: string, reusedNames?: string[]): ResolvedModule[];
-        resolveTypeReferenceDirectives?(typeDirectiveNames: string[], containingFile: string): ResolvedTypeReferenceDirective[];
-        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<ApplyCodeActionCommandResult>;
-    }
-    interface LanguageService {
-        cleanupSemanticCache(): void;
-        getSyntacticDiagnostics(fileName: string): Diagnostic[];
-        getSemanticDiagnostics(fileName: string): Diagnostic[];
-        getCompilerOptionsDiagnostics(): Diagnostic[];
-        /**
-         * @deprecated Use getEncodedSyntacticClassifications instead.
-         */
-        getSyntacticClassifications(fileName: string, span: TextSpan): ClassifiedSpan[];
-        /**
-         * @deprecated Use getEncodedSemanticClassifications instead.
-         */
-        getSemanticClassifications(fileName: string, span: TextSpan): ClassifiedSpan[];
-        getEncodedSyntacticClassifications(fileName: string, span: TextSpan): Classifications;
-        getEncodedSemanticClassifications(fileName: string, span: TextSpan): Classifications;
-        getCompletionsAtPosition(fileName: string, position: number, options: GetCompletionsAtPositionOptions | undefined): CompletionInfo;
-        getCompletionEntryDetails(fileName: string, position: number, name: string, options: FormatCodeOptions | FormatCodeSettings | undefined, source: string | undefined): CompletionEntryDetails;
-        getCompletionEntrySymbol(fileName: string, position: number, name: string, source: string | undefined): Symbol;
-        getQuickInfoAtPosition(fileName: string, position: number): QuickInfo;
-        getNameOrDottedNameSpan(fileName: string, startPos: number, endPos: number): TextSpan;
-        getBreakpointStatementAtPosition(fileName: string, position: number): TextSpan;
-        getSignatureHelpItems(fileName: string, position: number): SignatureHelpItems;
-        getRenameInfo(fileName: string, position: number): RenameInfo;
-        findRenameLocations(fileName: string, position: number, findInStrings: boolean, findInComments: boolean): RenameLocation[];
-        getDefinitionAtPosition(fileName: string, position: number): DefinitionInfo[];
-        getTypeDefinitionAtPosition(fileName: string, position: number): DefinitionInfo[];
-        getImplementationAtPosition(fileName: string, position: number): ImplementationLocation[];
-        getReferencesAtPosition(fileName: string, position: number): ReferenceEntry[];
-        findReferences(fileName: string, position: number): ReferencedSymbol[];
-        getDocumentHighlights(fileName: string, position: number, filesToSearch: string[]): DocumentHighlights[];
-        /** @deprecated */
-        getOccurrencesAtPosition(fileName: string, position: number): ReferenceEntry[];
-        getNavigateToItems(searchValue: string, maxResultCount?: number, fileName?: string, excludeDtsFiles?: boolean): NavigateToItem[];
-        getNavigationBarItems(fileName: string): NavigationBarItem[];
-        getNavigationTree(fileName: string): NavigationTree;
-        getOutliningSpans(fileName: string): OutliningSpan[];
-        getTodoComments(fileName: string, descriptors: TodoCommentDescriptor[]): TodoComment[];
-        getBraceMatchingAtPosition(fileName: string, position: number): TextSpan[];
-        getIndentationAtPosition(fileName: string, position: number, options: EditorOptions | EditorSettings): number;
-        getFormattingEditsForRange(fileName: string, start: number, end: number, options: FormatCodeOptions | FormatCodeSettings): TextChange[];
-        getFormattingEditsForDocument(fileName: string, options: FormatCodeOptions | FormatCodeSettings): TextChange[];
-        getFormattingEditsAfterKeystroke(fileName: string, position: number, key: string, options: FormatCodeOptions | FormatCodeSettings): TextChange[];
-        getDocCommentTemplateAtPosition(fileName: string, position: number): TextInsertion;
-        isValidBraceCompletionAtPosition(fileName: string, position: number, openingBrace: number): boolean;
-        getSpanOfEnclosingComment(fileName: string, position: number, onlyMultiLine: boolean): TextSpan;
-        getCodeFixesAtPosition(fileName: string, start: number, end: number, errorCodes: number[], formatOptions: FormatCodeSettings): CodeAction[];
-        applyCodeActionCommand(fileName: string, action: CodeActionCommand): Promise<ApplyCodeActionCommandResult>;
-        applyCodeActionCommand(fileName: string, action: CodeActionCommand[]): Promise<ApplyCodeActionCommandResult[]>;
-        applyCodeActionCommand(fileName: string, action: CodeActionCommand | CodeActionCommand[]): Promise<ApplyCodeActionCommandResult | ApplyCodeActionCommandResult[]>;
-        getApplicableRefactors(fileName: string, positionOrRaneg: number | TextRange): ApplicableRefactorInfo[];
-        getEditsForRefactor(fileName: string, formatOptions: FormatCodeSettings, positionOrRange: number | TextRange, refactorName: string, actionName: string): RefactorEditInfo | undefined;
-        getEmitOutput(fileName: string, emitOnlyDtsFiles?: boolean): EmitOutput;
-        getProgram(): Program;
-        dispose(): void;
-    }
-    interface GetCompletionsAtPositionOptions {
-        includeExternalModuleExports: boolean;
-    }
-    interface ApplyCodeActionCommandResult {
-        successMessage: string;
-    }
-    interface Classifications {
-        spans: number[];
-        endOfLineState: EndOfLineState;
-    }
-    interface ClassifiedSpan {
-        textSpan: TextSpan;
-        classificationType: ClassificationTypeNames;
-    }
-    /**
-     * Navigation bar interface designed for visual studio's dual-column layout.
-     * This does not form a proper tree.
-     * The navbar is returned as a list of top-level items, each of which has a list of child items.
-     * Child items always have an empty array for their `childItems`.
-     */
-    interface NavigationBarItem {
-        text: string;
-        kind: ScriptElementKind;
-        kindModifiers: string;
-        spans: TextSpan[];
-        childItems: NavigationBarItem[];
-        indent: number;
-        bolded: boolean;
-        grayed: boolean;
-    }
-    /**
-     * Node in a tree of nested declarations in a file.
-     * The top node is always a script or module node.
-     */
-    interface NavigationTree {
-        /** Name of the declaration, or a short description, e.g. "<class>". */
-        text: string;
-        kind: ScriptElementKind;
-        /** ScriptElementKindModifier separated by commas, e.g. "public,abstract" */
-        kindModifiers: string;
-        /**
-         * Spans of the nodes that generated this declaration.
-         * There will be more than one if this is the result of merging.
-         */
-        spans: TextSpan[];
-        /** Present if non-empty */
-        childItems?: NavigationTree[];
-    }
-    interface TodoCommentDescriptor {
-        text: string;
-        priority: number;
-    }
-    interface TodoComment {
-        descriptor: TodoCommentDescriptor;
-        message: string;
-        position: number;
-    }
-    class TextChange {
-        span: TextSpan;
-        newText: string;
-    }
-    interface FileTextChanges {
-        fileName: string;
-        textChanges: TextChange[];
-    }
-    interface CodeAction {
-        /** Description of the code action to display in the UI of the editor */
-        description: string;
-        /** Text changes to apply to each file as part of the code action */
-        changes: FileTextChanges[];
-        /**
-         * 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[];
-    }
-    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 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 | undefined;
-        renameLocation: number | undefined;
-        commands?: CodeActionCommand[];
-    }
-    interface TextInsertion {
-        newText: string;
-        /** The position in newText the caret should point to after the insertion. */
-        caretOffset: number;
-    }
-    interface DocumentSpan {
-        textSpan: TextSpan;
-        fileName: string;
-    }
-    interface RenameLocation extends DocumentSpan {
-    }
-    interface ReferenceEntry extends DocumentSpan {
-        isWriteAccess: boolean;
-        isDefinition: boolean;
-        isInString?: true;
-    }
-    interface ImplementationLocation extends DocumentSpan {
-        kind: ScriptElementKind;
-        displayParts: SymbolDisplayPart[];
-    }
-    interface DocumentHighlights {
-        fileName: string;
-        highlightSpans: HighlightSpan[];
-    }
-    enum HighlightSpanKind {
-        none = "none",
-        definition = "definition",
-        reference = "reference",
-        writtenReference = "writtenReference",
-    }
-    interface HighlightSpan {
-        fileName?: string;
-        isInString?: true;
-        textSpan: TextSpan;
-        kind: HighlightSpanKind;
-    }
-    interface NavigateToItem {
-        name: string;
-        kind: ScriptElementKind;
-        kindModifiers: string;
-        matchKind: string;
-        isCaseSensitive: boolean;
-        fileName: string;
-        textSpan: TextSpan;
-        containerName: string;
-        containerKind: ScriptElementKind;
-    }
-    enum IndentStyle {
-        None = 0,
-        Block = 1,
-        Smart = 2,
-    }
-    interface EditorOptions {
-        BaseIndentSize?: number;
-        IndentSize: number;
-        TabSize: number;
-        NewLineCharacter: string;
-        ConvertTabsToSpaces: boolean;
-        IndentStyle: IndentStyle;
-    }
-    interface EditorSettings {
-        baseIndentSize?: number;
-        indentSize?: number;
-        tabSize?: number;
-        newLineCharacter?: string;
-        convertTabsToSpaces?: boolean;
-        indentStyle?: IndentStyle;
-    }
-    interface FormatCodeOptions extends EditorOptions {
-        InsertSpaceAfterCommaDelimiter: boolean;
-        InsertSpaceAfterSemicolonInForStatements: boolean;
-        InsertSpaceBeforeAndAfterBinaryOperators: boolean;
-        InsertSpaceAfterConstructor?: boolean;
-        InsertSpaceAfterKeywordsInControlFlowStatements: boolean;
-        InsertSpaceAfterFunctionKeywordForAnonymousFunctions: boolean;
-        InsertSpaceAfterOpeningAndBeforeClosingNonemptyParenthesis: boolean;
-        InsertSpaceAfterOpeningAndBeforeClosingNonemptyBrackets: boolean;
-        InsertSpaceAfterOpeningAndBeforeClosingNonemptyBraces?: boolean;
-        InsertSpaceAfterOpeningAndBeforeClosingTemplateStringBraces: boolean;
-        InsertSpaceAfterOpeningAndBeforeClosingJsxExpressionBraces?: boolean;
-        InsertSpaceAfterTypeAssertion?: boolean;
-        InsertSpaceBeforeFunctionParenthesis?: boolean;
-        PlaceOpenBraceOnNewLineForFunctions: boolean;
-        PlaceOpenBraceOnNewLineForControlBlocks: boolean;
-    }
-    interface FormatCodeSettings extends EditorSettings {
-        insertSpaceAfterCommaDelimiter?: boolean;
-        insertSpaceAfterSemicolonInForStatements?: boolean;
-        insertSpaceBeforeAndAfterBinaryOperators?: boolean;
-        insertSpaceAfterConstructor?: boolean;
-        insertSpaceAfterKeywordsInControlFlowStatements?: boolean;
-        insertSpaceAfterFunctionKeywordForAnonymousFunctions?: boolean;
-        insertSpaceAfterOpeningAndBeforeClosingNonemptyParenthesis?: boolean;
-        insertSpaceAfterOpeningAndBeforeClosingNonemptyBrackets?: boolean;
-        insertSpaceAfterOpeningAndBeforeClosingNonemptyBraces?: boolean;
-        insertSpaceAfterOpeningAndBeforeClosingTemplateStringBraces?: boolean;
-        insertSpaceAfterOpeningAndBeforeClosingJsxExpressionBraces?: boolean;
-        insertSpaceAfterTypeAssertion?: boolean;
-        insertSpaceBeforeFunctionParenthesis?: boolean;
-        placeOpenBraceOnNewLineForFunctions?: boolean;
-        placeOpenBraceOnNewLineForControlBlocks?: boolean;
-    }
-    interface DefinitionInfo {
-        fileName: string;
-        textSpan: TextSpan;
-        kind: ScriptElementKind;
-        name: string;
-        containerKind: ScriptElementKind;
-        containerName: string;
-    }
-    interface ReferencedSymbolDefinitionInfo extends DefinitionInfo {
-        displayParts: SymbolDisplayPart[];
-    }
-    interface ReferencedSymbol {
-        definition: ReferencedSymbolDefinitionInfo;
-        references: ReferenceEntry[];
-    }
-    enum SymbolDisplayPartKind {
-        aliasName = 0,
-        className = 1,
-        enumName = 2,
-        fieldName = 3,
-        interfaceName = 4,
-        keyword = 5,
-        lineBreak = 6,
-        numericLiteral = 7,
-        stringLiteral = 8,
-        localName = 9,
-        methodName = 10,
-        moduleName = 11,
-        operator = 12,
-        parameterName = 13,
-        propertyName = 14,
-        punctuation = 15,
-        space = 16,
-        text = 17,
-        typeParameterName = 18,
-        enumMemberName = 19,
-        functionName = 20,
-        regularExpressionLiteral = 21,
-    }
-    interface SymbolDisplayPart {
-        text: string;
-        kind: string;
-    }
-    interface JSDocTagInfo {
-        name: string;
-        text?: string;
-    }
-    interface QuickInfo {
-        kind: ScriptElementKind;
-        kindModifiers: string;
-        textSpan: TextSpan;
-        displayParts: SymbolDisplayPart[];
-        documentation: SymbolDisplayPart[];
-        tags: JSDocTagInfo[];
-    }
-    interface RenameInfo {
-        canRename: boolean;
-        localizedErrorMessage: string;
-        displayName: string;
-        fullDisplayName: string;
-        kind: ScriptElementKind;
-        kindModifiers: string;
-        triggerSpan: TextSpan;
-    }
-    interface SignatureHelpParameter {
-        name: string;
-        documentation: SymbolDisplayPart[];
-        displayParts: SymbolDisplayPart[];
-        isOptional: boolean;
-    }
-    /**
-     * Represents a single signature to show in signature help.
-     * The id is used for subsequent calls into the language service to ask questions about the
-     * signature help item in the context of any documents that have been updated.  i.e. after
-     * an edit has happened, while signature help is still active, the host can ask important
-     * questions like 'what parameter is the user currently contained within?'.
-     */
-    interface SignatureHelpItem {
-        isVariadic: boolean;
-        prefixDisplayParts: SymbolDisplayPart[];
-        suffixDisplayParts: SymbolDisplayPart[];
-        separatorDisplayParts: SymbolDisplayPart[];
-        parameters: SignatureHelpParameter[];
-        documentation: SymbolDisplayPart[];
-        tags: JSDocTagInfo[];
-    }
-    /**
-     * Represents a set of signature help items, and the preferred item that should be selected.
-     */
-    interface SignatureHelpItems {
-        items: SignatureHelpItem[];
-        applicableSpan: TextSpan;
-        selectedItemIndex: number;
-        argumentIndex: number;
-        argumentCount: number;
-    }
-    interface CompletionInfo {
-        isGlobalCompletion: boolean;
-        isMemberCompletion: boolean;
-        /**
-         * true when the current location also allows for a new identifier
-         */
-        isNewIdentifierLocation: boolean;
-        entries: CompletionEntry[];
-    }
-    interface CompletionEntry {
-        name: string;
-        kind: ScriptElementKind;
-        kindModifiers: string;
-        sortText: string;
-        /**
-         * An optional span that indicates the text to be replaced by this completion item. It will be
-         * set if the required span differs from the one generated by the default replacement behavior and should
-         * be used in that case
-         */
-        replacementSpan?: TextSpan;
-        hasAction?: true;
-        source?: string;
-    }
-    interface CompletionEntryDetails {
-        name: string;
-        kind: ScriptElementKind;
-        kindModifiers: string;
-        displayParts: SymbolDisplayPart[];
-        documentation: SymbolDisplayPart[];
-        tags: JSDocTagInfo[];
-        codeActions?: CodeAction[];
-        source?: 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;
-    }
-    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,
-        StringLiteral = 7,
-        RegExpLiteral = 8,
-    }
-    interface ClassificationResult {
-        finalLexState: EndOfLineState;
-        entries: ClassificationInfo[];
-    }
-    interface ClassificationInfo {
-        length: number;
-        classification: TokenClass;
-    }
-    interface Classifier {
-        /**
-         * Gives lexical classifications of tokens on a line without any syntactic context.
-         * For instance, a token consisting of the text 'string' can be either an identifier
-         * named 'string' or the keyword 'string', however, because this classifier is not aware,
-         * it relies on certain heuristics to give acceptable results. For classifications where
-         * speed trumps accuracy, this function is preferable; however, for true accuracy, the
-         * syntactic classifier is ideal. In fact, in certain editing scenarios, combining the
-         * lexical, syntactic, and semantic classifiers may issue the best user experience.
-         *
-         * @param text                      The text of a line to classify.
-         * @param lexState                  The state of the lexical classifier at the end of the previous line.
-         * @param syntacticClassifierAbsent Whether the client is *not* using a syntactic classifier.
-         *                                  If there is no syntactic classifier (syntacticClassifierAbsent=true),
-         *                                  certain heuristics may be used in its place; however, if there is a
-         *                                  syntactic classifier (syntacticClassifierAbsent=false), certain
-         *                                  classifications which may be incorrectly categorized will be given
-         *                                  back as Identifiers in order to allow the syntactic classifier to
-         *                                  subsume the classification.
-         * @deprecated Use getLexicalClassifications instead.
-         */
-        getClassificationsForLine(text: string, lexState: EndOfLineState, syntacticClassifierAbsent: boolean): ClassificationResult;
-        getEncodedLexicalClassifications(text: string, endOfLineState: EndOfLineState, syntacticClassifierAbsent: boolean): Classifications;
-    }
-    enum ScriptElementKind {
-        unknown = "",
-        warning = "warning",
-        /** predefined type (void) or keyword (class) */
-        keyword = "keyword",
-        /** top level script node */
-        scriptElement = "script",
-        /** module foo {} */
-        moduleElement = "module",
-        /** class X {} */
-        classElement = "class",
-        /** var x = class X {} */
-        localClassElement = "local class",
-        /** interface Y {} */
-        interfaceElement = "interface",
-        /** type T = ... */
-        typeElement = "type",
-        /** enum E */
-        enumElement = "enum",
-        enumMemberElement = "enum member",
-        /**
-         * Inside module and script only
-         * const v = ..
-         */
-        variableElement = "var",
-        /** Inside function */
-        localVariableElement = "local var",
-        /**
-         * Inside module and script only
-         * function f() { }
-         */
-        functionElement = "function",
-        /** Inside function */
-        localFunctionElement = "local function",
-        /** class X { [public|private]* foo() {} } */
-        memberFunctionElement = "method",
-        /** class X { [public|private]* [get|set] foo:number; } */
-        memberGetAccessorElement = "getter",
-        memberSetAccessorElement = "setter",
-        /**
-         * class X { [public|private]* foo:number; }
-         * interface Y { foo:number; }
-         */
-        memberVariableElement = "property",
-        /** class X { constructor() { } } */
-        constructorImplementationElement = "constructor",
-        /** interface Y { ():number; } */
-        callSignatureElement = "call",
-        /** interface Y { []:number; } */
-        indexSignatureElement = "index",
-        /** interface Y { new():Y; } */
-        constructSignatureElement = "construct",
-        /** function foo(*Y*: string) */
-        parameterElement = "parameter",
-        typeParameterElement = "type parameter",
-        primitiveType = "primitive type",
-        label = "label",
-        alias = "alias",
-        constElement = "const",
-        letElement = "let",
-        directory = "directory",
-        externalModuleName = "external module name",
-        /**
-         * <JsxTagName attribute1 attribute2={0} />
-         */
-        jsxAttribute = "JSX attribute",
-    }
-    enum ScriptElementKindModifier {
-        none = "",
-        publicMemberModifier = "public",
-        privateMemberModifier = "private",
-        protectedMemberModifier = "protected",
-        exportedModifier = "export",
-        ambientModifier = "declare",
-        staticModifier = "static",
-        abstractModifier = "abstract",
-    }
-    enum ClassificationTypeNames {
-        comment = "comment",
-        identifier = "identifier",
-        keyword = "keyword",
-        numericLiteral = "number",
-        operator = "operator",
-        stringLiteral = "string",
-        whiteSpace = "whitespace",
-        text = "text",
-        punctuation = "punctuation",
-        className = "class name",
-        enumName = "enum name",
-        interfaceName = "interface name",
-        moduleName = "module name",
-        typeParameterName = "type parameter name",
-        typeAliasName = "type alias name",
-        parameterName = "parameter name",
-        docCommentTagName = "doc comment tag name",
-        jsxOpenTagName = "jsx open tag name",
-        jsxCloseTagName = "jsx close tag name",
-        jsxSelfClosingTagName = "jsx self closing tag name",
-        jsxAttribute = "jsx attribute",
-        jsxText = "jsx text",
-        jsxAttributeStringLiteralValue = "jsx attribute string literal value",
-    }
-    enum ClassificationType {
-        comment = 1,
-        identifier = 2,
-        keyword = 3,
-        numericLiteral = 4,
-        operator = 5,
-        stringLiteral = 6,
-        regularExpressionLiteral = 7,
-        whiteSpace = 8,
-        text = 9,
-        punctuation = 10,
-        className = 11,
-        enumName = 12,
-        interfaceName = 13,
-        moduleName = 14,
-        typeParameterName = 15,
-        typeAliasName = 16,
-        parameterName = 17,
-        docCommentTagName = 18,
-        jsxOpenTagName = 19,
-        jsxCloseTagName = 20,
-        jsxSelfClosingTagName = 21,
-        jsxAttribute = 22,
-        jsxText = 23,
-        jsxAttributeStringLiteralValue = 24,
-    }
-}
-declare namespace ts {
-    function createClassifier(): Classifier;
-}
-declare namespace ts {
-    /**
-     * The document registry represents a store of SourceFile objects that can be shared between
-     * multiple LanguageService instances. A LanguageService instance holds on the SourceFile (AST)
-     * of files in the context.
-     * SourceFile objects account for most of the memory usage by the language service. Sharing
-     * the same DocumentRegistry instance between different instances of LanguageService allow
-     * for more efficient memory utilization since all projects will share at least the library
-     * file (lib.d.ts).
-     *
-     * A more advanced use of the document registry is to serialize sourceFile objects to disk
-     * and re-hydrate them when needed.
-     *
-     * To create a default DocumentRegistry, use createDocumentRegistry to create one, and pass it
-     * to all subsequent createLanguageService calls.
-     */
-    interface DocumentRegistry {
-        /**
-         * Request a stored SourceFile with a given fileName and compilationSettings.
-         * The first call to acquire will call createLanguageServiceSourceFile to generate
-         * the SourceFile if was not found in the registry.
-         *
-         * @param fileName The name of the file requested
-         * @param compilationSettings Some compilation settings like target affects the
-         * shape of a the resulting SourceFile. This allows the DocumentRegistry to store
-         * multiple copies of the same file for different compilation settings.
-         * @parm scriptSnapshot Text of the file. Only used if the file was not found
-         * in the registry and a new one was created.
-         * @parm version Current version of the file. Only used if the file was not found
-         * in the registry and a new one was created.
-         */
-        acquireDocument(fileName: string, compilationSettings: CompilerOptions, scriptSnapshot: IScriptSnapshot, version: string, scriptKind?: ScriptKind): SourceFile;
-        acquireDocumentWithKey(fileName: string, path: Path, compilationSettings: CompilerOptions, key: DocumentRegistryBucketKey, scriptSnapshot: IScriptSnapshot, version: string, scriptKind?: ScriptKind): SourceFile;
-        /**
-         * Request an updated version of an already existing SourceFile with a given fileName
-         * and compilationSettings. The update will in-turn call updateLanguageServiceSourceFile
-         * to get an updated SourceFile.
-         *
-         * @param fileName The name of the file requested
-         * @param compilationSettings Some compilation settings like target affects the
-         * shape of a the resulting SourceFile. This allows the DocumentRegistry to store
-         * multiple copies of the same file for different compilation settings.
-         * @param scriptSnapshot Text of the file.
-         * @param version Current version of the file.
-         */
-        updateDocument(fileName: string, compilationSettings: CompilerOptions, scriptSnapshot: IScriptSnapshot, version: string, scriptKind?: ScriptKind): SourceFile;
-        updateDocumentWithKey(fileName: string, path: Path, compilationSettings: CompilerOptions, key: DocumentRegistryBucketKey, scriptSnapshot: IScriptSnapshot, version: string, scriptKind?: ScriptKind): SourceFile;
-        getKeyForCompilationSettings(settings: CompilerOptions): DocumentRegistryBucketKey;
-        /**
-         * Informs the DocumentRegistry that a file is not needed any longer.
-         *
-         * Note: It is not allowed to call release on a SourceFile that was not acquired from
-         * this registry originally.
-         *
-         * @param fileName The name of the file to be released
-         * @param compilationSettings The compilation settings used to acquire the file
-         */
-        releaseDocument(fileName: string, compilationSettings: CompilerOptions): void;
-        releaseDocumentWithKey(path: Path, key: DocumentRegistryBucketKey): void;
-        reportStats(): string;
-    }
-    type DocumentRegistryBucketKey = string & {
-        __bucketKey: any;
-    };
-    function createDocumentRegistry(useCaseSensitiveFileNames?: boolean, currentDirectory?: string): DocumentRegistry;
-}
-declare namespace ts {
-    function preProcessFile(sourceText: string, readImportFiles?: boolean, detectJavaScriptImports?: boolean): PreProcessedFileInfo;
-}
-declare namespace ts {
-    interface TranspileOptions {
-        compilerOptions?: CompilerOptions;
-        fileName?: string;
-        reportDiagnostics?: boolean;
-        moduleName?: string;
-        renamedDependencies?: MapLike<string>;
-        transformers?: CustomTransformers;
-    }
-    interface TranspileOutput {
-        outputText: string;
-        diagnostics?: Diagnostic[];
-        sourceMapText?: string;
-    }
-    function transpileModule(input: string, transpileOptions: TranspileOptions): TranspileOutput;
-    function transpile(input: string, compilerOptions?: CompilerOptions, fileName?: string, diagnostics?: Diagnostic[], moduleName?: string): string;
-}
-declare namespace ts {
-    /** The version of the language service API */
-    const servicesVersion = "0.7";
-    interface DisplayPartsSymbolWriter extends SymbolWriter {
-        displayParts(): SymbolDisplayPart[];
-    }
-    function toEditorSettings(options: EditorOptions | EditorSettings): EditorSettings;
-    function displayPartsToString(displayParts: SymbolDisplayPart[]): string;
-    function getDefaultCompilerOptions(): CompilerOptions;
-    function getSupportedCodeFixes(): string[];
-    function createLanguageServiceSourceFile(fileName: string, scriptSnapshot: IScriptSnapshot, scriptTarget: ScriptTarget, version: string, setNodeParents: boolean, scriptKind?: ScriptKind): SourceFile;
-    let disableIncrementalParsing: boolean;
-    function updateLanguageServiceSourceFile(sourceFile: SourceFile, scriptSnapshot: IScriptSnapshot, version: string, textChangeRange: TextChangeRange, aggressiveChecks?: boolean): SourceFile;
-    function createLanguageService(host: LanguageServiceHost, documentRegistry?: DocumentRegistry): LanguageService;
-    /**
-     * Get the path of the default library files (lib.d.ts) as distributed with the typescript
-     * node package.
-     * The functionality is not supported if the ts module is consumed outside of a node module.
-     */
-    function getDefaultLibFilePath(options: CompilerOptions): string;
-}
-declare namespace ts.server {
-    interface CompressedData {
-        length: number;
-        compressionKind: string;
-        data: any;
-    }
-    type RequireResult = {
-        module: {};
-        error: undefined;
-    } | {
-        module: undefined;
-        error: {
-            stack?: string;
-            message?: string;
-        };
-    };
-    interface ServerHost extends System {
-        setTimeout(callback: (...args: any[]) => void, ms: number, ...args: any[]): any;
-        clearTimeout(timeoutId: any): void;
-        setImmediate(callback: (...args: any[]) => void, ...args: any[]): any;
-        clearImmediate(timeoutId: any): void;
-        gc?(): void;
-        trace?(s: string): void;
-        require?(initialPath: string, moduleName: string): RequireResult;
-    }
-    interface SortedArray<T> extends Array<T> {
-        " __sortedArrayBrand": any;
-    }
-    interface SortedReadonlyArray<T> extends ReadonlyArray<T> {
-        " __sortedArrayBrand": any;
-    }
-    interface TypingInstallerRequestWithProjectName {
-        readonly projectName: string;
-    }
-    interface DiscoverTypings extends TypingInstallerRequestWithProjectName {
-        readonly fileNames: string[];
-        readonly projectRootPath: Path;
-        readonly compilerOptions: CompilerOptions;
-        readonly typeAcquisition: TypeAcquisition;
-        readonly unresolvedImports: SortedReadonlyArray<string>;
-        readonly cachePath?: string;
-        readonly kind: "discover";
-    }
-    interface CloseProject extends TypingInstallerRequestWithProjectName {
-        readonly kind: "closeProject";
-    }
-    interface TypesRegistryRequest {
-        readonly kind: "typesRegistry";
-    }
-    interface InstallPackageRequest {
-        readonly kind: "installPackage";
-        readonly fileName: Path;
-        readonly packageName: string;
-        readonly projectRootPath: Path;
-    }
-    type ActionSet = "action::set";
-    type ActionInvalidate = "action::invalidate";
-    type EventTypesRegistry = "event::typesRegistry";
-    type EventPackageInstalled = "event::packageInstalled";
-    type EventBeginInstallTypes = "event::beginInstallTypes";
-    type EventEndInstallTypes = "event::endInstallTypes";
-    type EventInitializationFailed = "event::initializationFailed";
-    interface TypingInstallerResponse {
-        readonly kind: ActionSet | ActionInvalidate | EventTypesRegistry | EventPackageInstalled | EventBeginInstallTypes | EventEndInstallTypes | EventInitializationFailed;
-    }
-    interface InitializationFailedResponse extends TypingInstallerResponse {
-        readonly kind: EventInitializationFailed;
-        readonly message: string;
-    }
-    interface ProjectResponse extends TypingInstallerResponse {
-        readonly projectName: string;
-    }
-    interface SetTypings extends ProjectResponse {
-        readonly typeAcquisition: TypeAcquisition;
-        readonly compilerOptions: CompilerOptions;
-        readonly typings: string[];
-        readonly unresolvedImports: SortedReadonlyArray<string>;
-        readonly kind: ActionSet;
-    }
-    interface InvalidateCachedTypings extends ProjectResponse {
-        readonly kind: ActionInvalidate;
-    }
-    interface InstallTypes extends ProjectResponse {
-        readonly kind: EventBeginInstallTypes | EventEndInstallTypes;
-        readonly eventId: number;
-        readonly typingsInstallerVersion: string;
-        readonly packagesToInstall: ReadonlyArray<string>;
-    }
-    interface BeginInstallTypes extends InstallTypes {
-        readonly kind: EventBeginInstallTypes;
-    }
-    interface EndInstallTypes extends InstallTypes {
-        readonly kind: EventEndInstallTypes;
-        readonly installSuccess: boolean;
-    }
-}
-declare namespace ts.server {
-    const ActionSet: ActionSet;
-    const ActionInvalidate: ActionInvalidate;
-    const EventTypesRegistry: EventTypesRegistry;
-    const EventPackageInstalled: EventPackageInstalled;
-    const EventBeginInstallTypes: EventBeginInstallTypes;
-    const EventEndInstallTypes: EventEndInstallTypes;
-    const EventInitializationFailed: EventInitializationFailed;
-    namespace Arguments {
-        const GlobalCacheLocation = "--globalTypingsCacheLocation";
-        const LogFile = "--logFile";
-        const EnableTelemetry = "--enableTelemetry";
-        const TypingSafeListLocation = "--typingSafeListLocation";
-        const TypesMapLocation = "--typesMapLocation";
-        /**
-         * This argument specifies the location of the NPM executable.
-         * typingsInstaller will run the command with `${npmLocation} install ...`.
-         */
-        const NpmLocation = "--npmLocation";
-    }
-    function hasArgument(argumentName: string): boolean;
-    function findArgument(argumentName: string): string | undefined;
-}
-declare namespace ts.server {
-    enum LogLevel {
-        terse = 0,
-        normal = 1,
-        requestTime = 2,
-        verbose = 3,
-    }
-    const emptyArray: SortedReadonlyArray<never>;
-    interface Logger {
-        close(): void;
-        hasLevel(level: LogLevel): boolean;
-        loggingEnabled(): boolean;
-        perftrc(s: string): void;
-        info(s: string): void;
-        startGroup(): void;
-        endGroup(): void;
-        msg(s: string, type?: Msg.Types): void;
-        getLogFileName(): string;
-    }
-    namespace Msg {
-        type Err = "Err";
-        const Err: Err;
-        type Info = "Info";
-        const Info: Info;
-        type Perf = "Perf";
-        const Perf: Perf;
-        type Types = Err | Info | Perf;
-    }
-    function createInstallTypingsRequest(project: Project, typeAcquisition: TypeAcquisition, unresolvedImports: SortedReadonlyArray<string>, cachePath?: string): DiscoverTypings;
-    namespace Errors {
-        function ThrowNoProject(): never;
-        function ThrowProjectLanguageServiceDisabled(): never;
-        function ThrowProjectDoesNotContainDocument(fileName: string, project: Project): never;
-    }
-    function getDefaultFormatCodeSettings(host: ServerHost): FormatCodeSettings;
-    function mergeMapLikes(target: MapLike<any>, source: MapLike<any>): void;
-    type NormalizedPath = string & {
-        __normalizedPathTag: any;
-    };
-    function toNormalizedPath(fileName: string): NormalizedPath;
-    function normalizedPathToPath(normalizedPath: NormalizedPath, currentDirectory: string, getCanonicalFileName: (f: string) => string): Path;
-    function asNormalizedPath(fileName: string): NormalizedPath;
-    interface NormalizedPathMap<T> {
-        get(path: NormalizedPath): T;
-        set(path: NormalizedPath, value: T): void;
-        contains(path: NormalizedPath): boolean;
-        remove(path: NormalizedPath): void;
-    }
-    function createNormalizedPathMap<T>(): NormalizedPathMap<T>;
-    interface ProjectOptions {
-        configHasExtendsProperty: boolean;
-        /**
-         * true if config file explicitly listed files
-         */
-        configHasFilesProperty: boolean;
-        configHasIncludeProperty: boolean;
-        configHasExcludeProperty: boolean;
-        /**
-         * these fields can be present in the project file
-         */
-        files?: string[];
-        wildcardDirectories?: Map<WatchDirectoryFlags>;
-        compilerOptions?: CompilerOptions;
-        typeAcquisition?: TypeAcquisition;
-        compileOnSave?: boolean;
-    }
-    function isInferredProjectName(name: string): boolean;
-    function makeInferredProjectName(counter: number): string;
-    function createSortedArray<T>(): SortedArray<T>;
-}
-/**
- * Declaration module describing the TypeScript Server protocol
- */
-declare namespace ts.server.protocol {
-    enum CommandTypes {
-        Brace = "brace",
-        BraceCompletion = "braceCompletion",
-        GetSpanOfEnclosingComment = "getSpanOfEnclosingComment",
-        Change = "change",
-        Close = "close",
-        Completions = "completions",
-        CompletionDetails = "completionEntryDetails",
-        CompileOnSaveAffectedFileList = "compileOnSaveAffectedFileList",
-        CompileOnSaveEmitFile = "compileOnSaveEmitFile",
-        Configure = "configure",
-        Definition = "definition",
-        Implementation = "implementation",
-        Exit = "exit",
-        Format = "format",
-        Formatonkey = "formatonkey",
-        Geterr = "geterr",
-        GeterrForProject = "geterrForProject",
-        SemanticDiagnosticsSync = "semanticDiagnosticsSync",
-        SyntacticDiagnosticsSync = "syntacticDiagnosticsSync",
-        NavBar = "navbar",
-        Navto = "navto",
-        NavTree = "navtree",
-        NavTreeFull = "navtree-full",
-        Occurrences = "occurrences",
-        DocumentHighlights = "documentHighlights",
-        Open = "open",
-        Quickinfo = "quickinfo",
-        References = "references",
-        Reload = "reload",
-        Rename = "rename",
-        Saveto = "saveto",
-        SignatureHelp = "signatureHelp",
-        TypeDefinition = "typeDefinition",
-        ProjectInfo = "projectInfo",
-        ReloadProjects = "reloadProjects",
-        Unknown = "unknown",
-        OpenExternalProject = "openExternalProject",
-        OpenExternalProjects = "openExternalProjects",
-        CloseExternalProject = "closeExternalProject",
-        TodoComments = "todoComments",
-        Indentation = "indentation",
-        DocCommentTemplate = "docCommentTemplate",
-        CompilerOptionsForInferredProjects = "compilerOptionsForInferredProjects",
-        GetCodeFixes = "getCodeFixes",
-        ApplyCodeActionCommand = "applyCodeActionCommand",
-        GetSupportedCodeFixes = "getSupportedCodeFixes",
-        GetApplicableRefactors = "getApplicableRefactors",
-        GetEditsForRefactor = "getEditsForRefactor",
-    }
-    /**
-     * A TypeScript Server message
-     */
-    interface Message {
-        /**
-         * Sequence number of the message
-         */
-        seq: number;
-        /**
-         * One of "request", "response", or "event"
-         */
-        type: "request" | "response" | "event";
-    }
-    /**
-     * Client-initiated request message
-     */
-    interface Request extends Message {
-        type: "request";
-        /**
-         * The command to execute
-         */
-        command: string;
-        /**
-         * Object containing arguments for the command
-         */
-        arguments?: any;
-    }
-    /**
-     * Request to reload the project structure for all the opened files
-     */
-    interface ReloadProjectsRequest extends Message {
-        command: CommandTypes.ReloadProjects;
-    }
-    /**
-     * Server-initiated event message
-     */
-    interface Event extends Message {
-        type: "event";
-        /**
-         * Name of event
-         */
-        event: string;
-        /**
-         * Event-specific information
-         */
-        body?: any;
-    }
-    /**
-     * Response by server to client request message.
-     */
-    interface Response extends Message {
-        type: "response";
-        /**
-         * Sequence number of the request message.
-         */
-        request_seq: number;
-        /**
-         * Outcome of the request.
-         */
-        success: boolean;
-        /**
-         * The command requested.
-         */
-        command: string;
-        /**
-         * If success === false, this should always be provided.
-         * Otherwise, may (or may not) contain a success message.
-         */
-        message?: string;
-        /**
-         * Contains message body if success === true.
-         */
-        body?: any;
-    }
-    /**
-     * Arguments for FileRequest messages.
-     */
-    interface FileRequestArgs {
-        /**
-         * The file for the request (absolute pathname required).
-         */
-        file: string;
-        projectFileName?: string;
-    }
-    /**
-     * Requests a JS Doc comment template for a given position
-     */
-    interface DocCommentTemplateRequest extends FileLocationRequest {
-        command: CommandTypes.DocCommentTemplate;
-    }
-    /**
-     * Response to DocCommentTemplateRequest
-     */
-    interface DocCommandTemplateResponse extends Response {
-        body?: TextInsertion;
-    }
-    /**
-     * A request to get TODO comments from the file
-     */
-    interface TodoCommentRequest extends FileRequest {
-        command: CommandTypes.TodoComments;
-        arguments: TodoCommentRequestArgs;
-    }
-    /**
-     * Arguments for TodoCommentRequest request.
-     */
-    interface TodoCommentRequestArgs extends FileRequestArgs {
-        /**
-         * Array of target TodoCommentDescriptors that describes TODO comments to be found
-         */
-        descriptors: TodoCommentDescriptor[];
-    }
-    /**
-     * Response for TodoCommentRequest request.
-     */
-    interface TodoCommentsResponse extends Response {
-        body?: TodoComment[];
-    }
-    /**
-     * A request to determine if the caret is inside a comment.
-     */
-    interface SpanOfEnclosingCommentRequest extends FileLocationRequest {
-        command: CommandTypes.GetSpanOfEnclosingComment;
-        arguments: SpanOfEnclosingCommentRequestArgs;
-    }
-    interface SpanOfEnclosingCommentRequestArgs extends FileLocationRequestArgs {
-        /**
-         * Requires that the enclosing span be a multi-line comment, or else the request returns undefined.
-         */
-        onlyMultiLine: boolean;
-    }
-    /**
-     * A request to get indentation for a location in file
-     */
-    interface IndentationRequest extends FileLocationRequest {
-        command: CommandTypes.Indentation;
-        arguments: IndentationRequestArgs;
-    }
-    /**
-     * Response for IndentationRequest request.
-     */
-    interface IndentationResponse extends Response {
-        body?: IndentationResult;
-    }
-    /**
-     * Indentation result representing where indentation should be placed
-     */
-    interface IndentationResult {
-        /**
-         * The base position in the document that the indent should be relative to
-         */
-        position: number;
-        /**
-         * The number of columns the indent should be at relative to the position's column.
-         */
-        indentation: number;
-    }
-    /**
-     * Arguments for IndentationRequest request.
-     */
-    interface IndentationRequestArgs extends FileLocationRequestArgs {
-        /**
-         * An optional set of settings to be used when computing indentation.
-         * If argument is omitted - then it will use settings for file that were previously set via 'configure' request or global settings.
-         */
-        options?: EditorSettings;
-    }
-    /**
-     * Arguments for ProjectInfoRequest request.
-     */
-    interface ProjectInfoRequestArgs extends FileRequestArgs {
-        /**
-         * Indicate if the file name list of the project is needed
-         */
-        needFileNameList: boolean;
-    }
-    /**
-     * A request to get the project information of the current file.
-     */
-    interface ProjectInfoRequest extends Request {
-        command: CommandTypes.ProjectInfo;
-        arguments: ProjectInfoRequestArgs;
-    }
-    /**
-     * A request to retrieve compiler options diagnostics for a project
-     */
-    interface CompilerOptionsDiagnosticsRequest extends Request {
-        arguments: CompilerOptionsDiagnosticsRequestArgs;
-    }
-    /**
-     * Arguments for CompilerOptionsDiagnosticsRequest request.
-     */
-    interface CompilerOptionsDiagnosticsRequestArgs {
-        /**
-         * Name of the project to retrieve compiler options diagnostics.
-         */
-        projectFileName: string;
-    }
-    /**
-     * Response message body for "projectInfo" request
-     */
-    interface ProjectInfo {
-        /**
-         * For configured project, this is the normalized path of the 'tsconfig.json' file
-         * For inferred project, this is undefined
-         */
-        configFileName: string;
-        /**
-         * The list of normalized file name in the project, including 'lib.d.ts'
-         */
-        fileNames?: string[];
-        /**
-         * Indicates if the project has a active language service instance
-         */
-        languageServiceDisabled?: boolean;
-    }
-    /**
-     * Represents diagnostic info that includes location of diagnostic in two forms
-     * - start position and length of the error span
-     * - startLocation and endLocation - a pair of Location objects that store start/end line and offset of the error span.
-     */
-    interface DiagnosticWithLinePosition {
-        message: string;
-        start: number;
-        length: number;
-        startLocation: Location;
-        endLocation: Location;
-        category: string;
-        code: number;
-    }
-    /**
-     * Response message for "projectInfo" request
-     */
-    interface ProjectInfoResponse extends Response {
-        body?: ProjectInfo;
-    }
-    /**
-     * Request whose sole parameter is a file name.
-     */
-    interface FileRequest extends Request {
-        arguments: FileRequestArgs;
-    }
-    /**
-     * Instances of this interface specify a location in a source file:
-     * (file, line, character offset), where line and character offset are 1-based.
-     */
-    interface FileLocationRequestArgs extends FileRequestArgs {
-        /**
-         * The line number for the request (1-based).
-         */
-        line: number;
-        /**
-         * The character offset (on the line) for the request (1-based).
-         */
-        offset: number;
-    }
-    type FileLocationOrRangeRequestArgs = FileLocationRequestArgs | FileRangeRequestArgs;
-    /**
-     * Request refactorings at a given position or selection area.
-     */
-    interface GetApplicableRefactorsRequest extends Request {
-        command: CommandTypes.GetApplicableRefactors;
-        arguments: GetApplicableRefactorsRequestArgs;
-    }
-    type GetApplicableRefactorsRequestArgs = FileLocationOrRangeRequestArgs;
-    /**
-     * Response is a list of available refactorings.
-     * Each refactoring exposes one or more "Actions"; a user selects one action to invoke a refactoring
-     */
-    interface GetApplicableRefactorsResponse extends Response {
-        body?: ApplicableRefactorInfo[];
-    }
-    /**
-     * 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;
-    }
-    interface GetEditsForRefactorRequest extends Request {
-        command: CommandTypes.GetEditsForRefactor;
-        arguments: GetEditsForRefactorRequestArgs;
-    }
-    /**
-     * Request the edits that a particular refactoring action produces.
-     * Callers must specify the name of the refactor and the name of the action.
-     */
-    type GetEditsForRefactorRequestArgs = FileLocationOrRangeRequestArgs & {
-        refactor: string;
-        action: string;
-    };
-    interface GetEditsForRefactorResponse extends Response {
-        body?: RefactorEditInfo;
-    }
-    interface RefactorEditInfo {
-        edits: FileCodeEdits[];
-        /**
-         * An optional location where the editor should start a rename operation once
-         * the refactoring edits have been applied
-         */
-        renameLocation?: Location;
-        renameFilename?: string;
-    }
-    /**
-     * Request for the available codefixes at a specific position.
-     */
-    interface CodeFixRequest extends Request {
-        command: CommandTypes.GetCodeFixes;
-        arguments: CodeFixRequestArgs;
-    }
-    interface ApplyCodeActionCommandRequest extends Request {
-        command: CommandTypes.ApplyCodeActionCommand;
-        arguments: ApplyCodeActionCommandRequestArgs;
-    }
-    interface ApplyCodeActionCommandResponse extends Response {
-    }
-    interface FileRangeRequestArgs extends FileRequestArgs {
-        /**
-         * The line number for the request (1-based).
-         */
-        startLine: number;
-        /**
-         * The character offset (on the line) for the request (1-based).
-         */
-        startOffset: number;
-        /**
-         * The line number for the request (1-based).
-         */
-        endLine: number;
-        /**
-         * The character offset (on the line) for the request (1-based).
-         */
-        endOffset: number;
-    }
-    /**
-     * Instances of this interface specify errorcodes on a specific location in a sourcefile.
-     */
-    interface CodeFixRequestArgs extends FileRangeRequestArgs {
-        /**
-         * Errorcodes we want to get the fixes for.
-         */
-        errorCodes?: number[];
-    }
-    interface ApplyCodeActionCommandRequestArgs extends FileRequestArgs {
-        /** May also be an array of commands. */
-        command: {};
-    }
-    /**
-     * Response for GetCodeFixes request.
-     */
-    interface GetCodeFixesResponse extends Response {
-        body?: CodeAction[];
-    }
-    /**
-     * A request whose arguments specify a file location (file, line, col).
-     */
-    interface FileLocationRequest extends FileRequest {
-        arguments: FileLocationRequestArgs;
-    }
-    /**
-     * A request to get codes of supported code fixes.
-     */
-    interface GetSupportedCodeFixesRequest extends Request {
-        command: CommandTypes.GetSupportedCodeFixes;
-    }
-    /**
-     * A response for GetSupportedCodeFixesRequest request.
-     */
-    interface GetSupportedCodeFixesResponse extends Response {
-        /**
-         * List of error codes supported by the server.
-         */
-        body?: string[];
-    }
-    /**
-     * Arguments for EncodedSemanticClassificationsRequest request.
-     */
-    interface EncodedSemanticClassificationsRequestArgs extends FileRequestArgs {
-        /**
-         * Start position of the span.
-         */
-        start: number;
-        /**
-         * Length of the span.
-         */
-        length: number;
-    }
-    /**
-     * Arguments in document highlight request; include: filesToSearch, file,
-     * line, offset.
-     */
-    interface DocumentHighlightsRequestArgs extends FileLocationRequestArgs {
-        /**
-         * List of files to search for document highlights.
-         */
-        filesToSearch: string[];
-    }
-    /**
-     * Go to definition request; value of command field is
-     * "definition". Return response giving the file locations that
-     * define the symbol found in file at location line, col.
-     */
-    interface DefinitionRequest extends FileLocationRequest {
-        command: CommandTypes.Definition;
-    }
-    /**
-     * Go to type request; value of command field is
-     * "typeDefinition". Return response giving the file locations that
-     * define the type for the symbol found in file at location line, col.
-     */
-    interface TypeDefinitionRequest extends FileLocationRequest {
-        command: CommandTypes.TypeDefinition;
-    }
-    /**
-     * Go to implementation request; value of command field is
-     * "implementation". Return response giving the file locations that
-     * implement the symbol found in file at location line, col.
-     */
-    interface ImplementationRequest extends FileLocationRequest {
-        command: CommandTypes.Implementation;
-    }
-    /**
-     * Location in source code expressed as (one-based) line and (one-based) column offset.
-     */
-    interface Location {
-        line: number;
-        offset: number;
-    }
-    /**
-     * Object found in response messages defining a span of text in source code.
-     */
-    interface TextSpan {
-        /**
-         * First character of the definition.
-         */
-        start: Location;
-        /**
-         * One character past last character of the definition.
-         */
-        end: Location;
-    }
-    /**
-     * Object found in response messages defining a span of text in a specific source file.
-     */
-    interface FileSpan extends TextSpan {
-        /**
-         * File containing text span.
-         */
-        file: string;
-    }
-    /**
-     * Definition response message.  Gives text range for definition.
-     */
-    interface DefinitionResponse extends Response {
-        body?: FileSpan[];
-    }
-    /**
-     * Definition response message.  Gives text range for definition.
-     */
-    interface TypeDefinitionResponse extends Response {
-        body?: FileSpan[];
-    }
-    /**
-     * Implementation response message.  Gives text range for implementations.
-     */
-    interface ImplementationResponse extends Response {
-        body?: FileSpan[];
-    }
-    /**
-     * Request to get brace completion for a location in the file.
-     */
-    interface BraceCompletionRequest extends FileLocationRequest {
-        command: CommandTypes.BraceCompletion;
-        arguments: BraceCompletionRequestArgs;
-    }
-    /**
-     * Argument for BraceCompletionRequest request.
-     */
-    interface BraceCompletionRequestArgs extends FileLocationRequestArgs {
-        /**
-         * Kind of opening brace
-         */
-        openingBrace: string;
-    }
-    /**
-     * Get occurrences request; value of command field is
-     * "occurrences". Return response giving spans that are relevant
-     * in the file at a given line and column.
-     */
-    interface OccurrencesRequest extends FileLocationRequest {
-        command: CommandTypes.Occurrences;
-    }
-    interface OccurrencesResponseItem extends FileSpan {
-        /**
-         * True if the occurrence is a write location, false otherwise.
-         */
-        isWriteAccess: boolean;
-        /**
-         * True if the occurrence is in a string, undefined otherwise;
-         */
-        isInString?: true;
-    }
-    interface OccurrencesResponse extends Response {
-        body?: OccurrencesResponseItem[];
-    }
-    /**
-     * Get document highlights request; value of command field is
-     * "documentHighlights". Return response giving spans that are relevant
-     * in the file at a given line and column.
-     */
-    interface DocumentHighlightsRequest extends FileLocationRequest {
-        command: CommandTypes.DocumentHighlights;
-        arguments: DocumentHighlightsRequestArgs;
-    }
-    /**
-     * Span augmented with extra information that denotes the kind of the highlighting to be used for span.
-     */
-    interface HighlightSpan extends TextSpan {
-        kind: HighlightSpanKind;
-    }
-    /**
-     * Represents a set of highligh spans for a give name
-     */
-    interface DocumentHighlightsItem {
-        /**
-         * File containing highlight spans.
-         */
-        file: string;
-        /**
-         * Spans to highlight in file.
-         */
-        highlightSpans: HighlightSpan[];
-    }
-    /**
-     * Response for a DocumentHighlightsRequest request.
-     */
-    interface DocumentHighlightsResponse extends Response {
-        body?: DocumentHighlightsItem[];
-    }
-    /**
-     * Find references request; value of command field is
-     * "references". Return response giving the file locations that
-     * reference the symbol found in file at location line, col.
-     */
-    interface ReferencesRequest extends FileLocationRequest {
-        command: CommandTypes.References;
-    }
-    interface ReferencesResponseItem extends FileSpan {
-        /** Text of line containing the reference.  Including this
-         *  with the response avoids latency of editor loading files
-         * to show text of reference line (the server already has
-         * loaded the referencing files).
-         */
-        lineText: string;
-        /**
-         * True if reference is a write location, false otherwise.
-         */
-        isWriteAccess: boolean;
-        /**
-         * True if reference is a definition, false otherwise.
-         */
-        isDefinition: boolean;
-    }
-    /**
-     * The body of a "references" response message.
-     */
-    interface ReferencesResponseBody {
-        /**
-         * The file locations referencing the symbol.
-         */
-        refs: ReferencesResponseItem[];
-        /**
-         * The name of the symbol.
-         */
-        symbolName: string;
-        /**
-         * The start character offset of the symbol (on the line provided by the references request).
-         */
-        symbolStartOffset: number;
-        /**
-         * The full display name of the symbol.
-         */
-        symbolDisplayString: string;
-    }
-    /**
-     * Response to "references" request.
-     */
-    interface ReferencesResponse extends Response {
-        body?: ReferencesResponseBody;
-    }
-    /**
-     * Argument for RenameRequest request.
-     */
-    interface RenameRequestArgs extends FileLocationRequestArgs {
-        /**
-         * Should text at specified location be found/changed in comments?
-         */
-        findInComments?: boolean;
-        /**
-         * Should text at specified location be found/changed in strings?
-         */
-        findInStrings?: boolean;
-    }
-    /**
-     * Rename request; value of command field is "rename". Return
-     * response giving the file locations that reference the symbol
-     * found in file at location line, col. Also return full display
-     * name of the symbol so that client can print it unambiguously.
-     */
-    interface RenameRequest extends FileLocationRequest {
-        command: CommandTypes.Rename;
-        arguments: RenameRequestArgs;
-    }
-    /**
-     * Information about the item to be renamed.
-     */
-    interface RenameInfo {
-        /**
-         * True if item can be renamed.
-         */
-        canRename: boolean;
-        /**
-         * Error message if item can not be renamed.
-         */
-        localizedErrorMessage?: string;
-        /**
-         * Display name of the item to be renamed.
-         */
-        displayName: string;
-        /**
-         * Full display name of item to be renamed.
-         */
-        fullDisplayName: string;
-        /**
-         * The items's kind (such as 'className' or 'parameterName' or plain 'text').
-         */
-        kind: ScriptElementKind;
-        /**
-         * Optional modifiers for the kind (such as 'public').
-         */
-        kindModifiers: string;
-    }
-    /**
-     *  A group of text spans, all in 'file'.
-     */
-    interface SpanGroup {
-        /** The file to which the spans apply */
-        file: string;
-        /** The text spans in this group */
-        locs: TextSpan[];
-    }
-    interface RenameResponseBody {
-        /**
-         * Information about the item to be renamed.
-         */
-        info: RenameInfo;
-        /**
-         * An array of span groups (one per file) that refer to the item to be renamed.
-         */
-        locs: ReadonlyArray<SpanGroup>;
-    }
-    /**
-     * Rename response message.
-     */
-    interface RenameResponse extends Response {
-        body?: RenameResponseBody;
-    }
-    /**
-     * Represents a file in external project.
-     * External project is project whose set of files, compilation options and open\close state
-     * is maintained by the client (i.e. if all this data come from .csproj file in Visual Studio).
-     * External project will exist even if all files in it are closed and should be closed explicitly.
-     * If external project includes one or more tsconfig.json/jsconfig.json files then tsserver will
-     * create configured project for every config file but will maintain a link that these projects were created
-     * as a result of opening external project so they should be removed once external project is closed.
-     */
-    interface ExternalFile {
-        /**
-         * Name of file file
-         */
-        fileName: string;
-        /**
-         * Script kind of the file
-         */
-        scriptKind?: ScriptKindName | ts.ScriptKind;
-        /**
-         * Whether file has mixed content (i.e. .cshtml file that combines html markup with C#/JavaScript)
-         */
-        hasMixedContent?: boolean;
-        /**
-         * Content of the file
-         */
-        content?: string;
-    }
-    /**
-     * Represent an external project
-     */
-    interface ExternalProject {
-        /**
-         * Project name
-         */
-        projectFileName: string;
-        /**
-         * List of root files in project
-         */
-        rootFiles: ExternalFile[];
-        /**
-         * Compiler options for the project
-         */
-        options: ExternalProjectCompilerOptions;
-        /**
-         * @deprecated typingOptions. Use typeAcquisition instead
-         */
-        typingOptions?: TypeAcquisition;
-        /**
-         * Explicitly specified type acquisition for the project
-         */
-        typeAcquisition?: TypeAcquisition;
-    }
-    interface CompileOnSaveMixin {
-        /**
-         * If compile on save is enabled for the project
-         */
-        compileOnSave?: boolean;
-    }
-    /**
-     * For external projects, some of the project settings are sent together with
-     * compiler settings.
-     */
-    type ExternalProjectCompilerOptions = CompilerOptions & CompileOnSaveMixin;
-    /**
-     * Represents a set of changes that happen in project
-     */
-    interface ProjectChanges {
-        /**
-         * List of added files
-         */
-        added: string[];
-        /**
-         * List of removed files
-         */
-        removed: string[];
-        /**
-         * List of updated files
-         */
-        updated: string[];
-    }
-    /**
-     * Information found in a configure request.
-     */
-    interface ConfigureRequestArguments {
-        /**
-         * Information about the host, for example 'Emacs 24.4' or
-         * 'Sublime Text version 3075'
-         */
-        hostInfo?: string;
-        /**
-         * If present, tab settings apply only to this file.
-         */
-        file?: string;
-        /**
-         * The format options to use during formatting and other code editing features.
-         */
-        formatOptions?: FormatCodeSettings;
-        /**
-         * The host's additional supported .js file extensions
-         */
-        extraFileExtensions?: JsFileExtensionInfo[];
-    }
-    /**
-     *  Configure request; value of command field is "configure".  Specifies
-     *  host information, such as host type, tab size, and indent size.
-     */
-    interface ConfigureRequest extends Request {
-        command: CommandTypes.Configure;
-        arguments: ConfigureRequestArguments;
-    }
-    /**
-     * Response to "configure" request.  This is just an acknowledgement, so
-     * no body field is required.
-     */
-    interface ConfigureResponse extends Response {
-    }
-    /**
-     *  Information found in an "open" request.
-     */
-    interface OpenRequestArgs extends FileRequestArgs {
-        /**
-         * Used when a version of the file content is known to be more up to date than the one on disk.
-         * Then the known content will be used upon opening instead of the disk copy
-         */
-        fileContent?: string;
-        /**
-         * Used to specify the script kind of the file explicitly. It could be one of the following:
-         *      "TS", "JS", "TSX", "JSX"
-         */
-        scriptKindName?: ScriptKindName;
-        /**
-         * Used to limit the searching for project config file. If given the searching will stop at this
-         * root path; otherwise it will go all the way up to the dist root path.
-         */
-        projectRootPath?: string;
-    }
-    type ScriptKindName = "TS" | "JS" | "TSX" | "JSX";
-    /**
-     * Open request; value of command field is "open". Notify the
-     * server that the client has file open.  The server will not
-     * monitor the filesystem for changes in this file and will assume
-     * that the client is updating the server (using the change and/or
-     * reload messages) when the file changes. Server does not currently
-     * send a response to an open request.
-     */
-    interface OpenRequest extends Request {
-        command: CommandTypes.Open;
-        arguments: OpenRequestArgs;
-    }
-    /**
-     * Request to open or update external project
-     */
-    interface OpenExternalProjectRequest extends Request {
-        command: CommandTypes.OpenExternalProject;
-        arguments: OpenExternalProjectArgs;
-    }
-    /**
-     * Arguments to OpenExternalProjectRequest request
-     */
-    type OpenExternalProjectArgs = ExternalProject;
-    /**
-     * Request to open multiple external projects
-     */
-    interface OpenExternalProjectsRequest extends Request {
-        command: CommandTypes.OpenExternalProjects;
-        arguments: OpenExternalProjectsArgs;
-    }
-    /**
-     * Arguments to OpenExternalProjectsRequest
-     */
-    interface OpenExternalProjectsArgs {
-        /**
-         * List of external projects to open or update
-         */
-        projects: ExternalProject[];
-    }
-    /**
-     * Response to OpenExternalProjectRequest request. This is just an acknowledgement, so
-     * no body field is required.
-     */
-    interface OpenExternalProjectResponse extends Response {
-    }
-    /**
-     * Response to OpenExternalProjectsRequest request. This is just an acknowledgement, so
-     * no body field is required.
-     */
-    interface OpenExternalProjectsResponse extends Response {
-    }
-    /**
-     * Request to close external project.
-     */
-    interface CloseExternalProjectRequest extends Request {
-        command: CommandTypes.CloseExternalProject;
-        arguments: CloseExternalProjectRequestArgs;
-    }
-    /**
-     * Arguments to CloseExternalProjectRequest request
-     */
-    interface CloseExternalProjectRequestArgs {
-        /**
-         * Name of the project to close
-         */
-        projectFileName: string;
-    }
-    /**
-     * Response to CloseExternalProjectRequest request. This is just an acknowledgement, so
-     * no body field is required.
-     */
-    interface CloseExternalProjectResponse extends Response {
-    }
-    /**
-     * Request to set compiler options for inferred projects.
-     * External projects are opened / closed explicitly.
-     * Configured projects are opened when user opens loose file that has 'tsconfig.json' or 'jsconfig.json' anywhere in one of containing folders.
-     * This configuration file will be used to obtain a list of files and configuration settings for the project.
-     * Inferred projects are created when user opens a loose file that is not the part of external project
-     * or configured project and will contain only open file and transitive closure of referenced files if 'useOneInferredProject' is false,
-     * or all open loose files and its transitive closure of referenced files if 'useOneInferredProject' is true.
-     */
-    interface SetCompilerOptionsForInferredProjectsRequest extends Request {
-        command: CommandTypes.CompilerOptionsForInferredProjects;
-        arguments: SetCompilerOptionsForInferredProjectsArgs;
-    }
-    /**
-     * Argument for SetCompilerOptionsForInferredProjectsRequest request.
-     */
-    interface SetCompilerOptionsForInferredProjectsArgs {
-        /**
-         * Compiler options to be used with inferred projects.
-         */
-        options: ExternalProjectCompilerOptions;
-        /**
-         * Specifies the project root path used to scope compiler options.
-         * It is an error to provide this property if the server has not been started with
-         * `useInferredProjectPerProjectRoot` enabled.
-         */
-        projectRootPath?: string;
-    }
-    /**
-     * Response to SetCompilerOptionsForInferredProjectsResponse request. This is just an acknowledgement, so
-     * no body field is required.
-     */
-    interface SetCompilerOptionsForInferredProjectsResponse extends Response {
-    }
-    /**
-     *  Exit request; value of command field is "exit".  Ask the server process
-     *  to exit.
-     */
-    interface ExitRequest extends Request {
-        command: CommandTypes.Exit;
-    }
-    /**
-     * Close request; value of command field is "close". Notify the
-     * server that the client has closed a previously open file.  If
-     * file is still referenced by open files, the server will resume
-     * monitoring the filesystem for changes to file.  Server does not
-     * currently send a response to a close request.
-     */
-    interface CloseRequest extends FileRequest {
-        command: CommandTypes.Close;
-    }
-    /**
-     * Request to obtain the list of files that should be regenerated if target file is recompiled.
-     * NOTE: this us query-only operation and does not generate any output on disk.
-     */
-    interface CompileOnSaveAffectedFileListRequest extends FileRequest {
-        command: CommandTypes.CompileOnSaveAffectedFileList;
-    }
-    /**
-     * Contains a list of files that should be regenerated in a project
-     */
-    interface CompileOnSaveAffectedFileListSingleProject {
-        /**
-         * Project name
-         */
-        projectFileName: string;
-        /**
-         * List of files names that should be recompiled
-         */
-        fileNames: string[];
-        /**
-         * true if project uses outFile or out compiler option
-         */
-        projectUsesOutFile: boolean;
-    }
-    /**
-     * Response for CompileOnSaveAffectedFileListRequest request;
-     */
-    interface CompileOnSaveAffectedFileListResponse extends Response {
-        body: CompileOnSaveAffectedFileListSingleProject[];
-    }
-    /**
-     * Request to recompile the file. All generated outputs (.js, .d.ts or .js.map files) is written on disk.
-     */
-    interface CompileOnSaveEmitFileRequest extends FileRequest {
-        command: CommandTypes.CompileOnSaveEmitFile;
-        arguments: CompileOnSaveEmitFileRequestArgs;
-    }
-    /**
-     * Arguments for CompileOnSaveEmitFileRequest
-     */
-    interface CompileOnSaveEmitFileRequestArgs extends FileRequestArgs {
-        /**
-         * if true - then file should be recompiled even if it does not have any changes.
-         */
-        forced?: boolean;
-    }
-    /**
-     * Quickinfo request; value of command field is
-     * "quickinfo". Return response giving a quick type and
-     * documentation string for the symbol found in file at location
-     * line, col.
-     */
-    interface QuickInfoRequest extends FileLocationRequest {
-        command: CommandTypes.Quickinfo;
-    }
-    /**
-     * Body of QuickInfoResponse.
-     */
-    interface QuickInfoResponseBody {
-        /**
-         * The symbol's kind (such as 'className' or 'parameterName' or plain 'text').
-         */
-        kind: ScriptElementKind;
-        /**
-         * Optional modifiers for the kind (such as 'public').
-         */
-        kindModifiers: string;
-        /**
-         * Starting file location of symbol.
-         */
-        start: Location;
-        /**
-         * One past last character of symbol.
-         */
-        end: Location;
-        /**
-         * Type and kind of symbol.
-         */
-        displayString: string;
-        /**
-         * Documentation associated with symbol.
-         */
-        documentation: string;
-        /**
-         * JSDoc tags associated with symbol.
-         */
-        tags: JSDocTagInfo[];
-    }
-    /**
-     * Quickinfo response message.
-     */
-    interface QuickInfoResponse extends Response {
-        body?: QuickInfoResponseBody;
-    }
-    /**
-     * Arguments for format messages.
-     */
-    interface FormatRequestArgs extends FileLocationRequestArgs {
-        /**
-         * Last line of range for which to format text in file.
-         */
-        endLine: number;
-        /**
-         * Character offset on last line of range for which to format text in file.
-         */
-        endOffset: number;
-        /**
-         * Format options to be used.
-         */
-        options?: FormatCodeSettings;
-    }
-    /**
-     * Format request; value of command field is "format".  Return
-     * response giving zero or more edit instructions.  The edit
-     * instructions will be sorted in file order.  Applying the edit
-     * instructions in reverse to file will result in correctly
-     * reformatted text.
-     */
-    interface FormatRequest extends FileLocationRequest {
-        command: CommandTypes.Format;
-        arguments: FormatRequestArgs;
-    }
-    /**
-     * Object found in response messages defining an editing
-     * instruction for a span of text in source code.  The effect of
-     * this instruction is to replace the text starting at start and
-     * ending one character before end with newText. For an insertion,
-     * the text span is empty.  For a deletion, newText is empty.
-     */
-    interface CodeEdit {
-        /**
-         * First character of the text span to edit.
-         */
-        start: Location;
-        /**
-         * One character past last character of the text span to edit.
-         */
-        end: Location;
-        /**
-         * Replace the span defined above with this string (may be
-         * the empty string).
-         */
-        newText: string;
-    }
-    interface FileCodeEdits {
-        fileName: string;
-        textChanges: CodeEdit[];
-    }
-    interface CodeFixResponse extends Response {
-        /** The code actions that are available */
-        body?: CodeAction[];
-    }
-    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: FileCodeEdits[];
-        /** A command is an opaque object that should be passed to `ApplyCodeActionCommandRequestArgs` without modification.  */
-        commands?: {}[];
-    }
-    /**
-     * Format and format on key response message.
-     */
-    interface FormatResponse extends Response {
-        body?: CodeEdit[];
-    }
-    /**
-     * Arguments for format on key messages.
-     */
-    interface FormatOnKeyRequestArgs extends FileLocationRequestArgs {
-        /**
-         * Key pressed (';', '\n', or '}').
-         */
-        key: string;
-        options?: FormatCodeSettings;
-    }
-    /**
-     * Format on key request; value of command field is
-     * "formatonkey". Given file location and key typed (as string),
-     * return response giving zero or more edit instructions.  The
-     * edit instructions will be sorted in file order.  Applying the
-     * edit instructions in reverse to file will result in correctly
-     * reformatted text.
-     */
-    interface FormatOnKeyRequest extends FileLocationRequest {
-        command: CommandTypes.Formatonkey;
-        arguments: FormatOnKeyRequestArgs;
-    }
-    /**
-     * Arguments for completions messages.
-     */
-    interface CompletionsRequestArgs extends FileLocationRequestArgs {
-        /**
-         * Optional prefix to apply to possible completions.
-         */
-        prefix?: string;
-        /**
-         * If enabled, TypeScript will search through all external modules' exports and add them to the completions list.
-         * This affects lone identifier completions but not completions on the right hand side of `obj.`.
-         */
-        includeExternalModuleExports: boolean;
-    }
-    /**
-     * Completions request; value of command field is "completions".
-     * Given a file location (file, line, col) and a prefix (which may
-     * be the empty string), return the possible completions that
-     * begin with prefix.
-     */
-    interface CompletionsRequest extends FileLocationRequest {
-        command: CommandTypes.Completions;
-        arguments: CompletionsRequestArgs;
-    }
-    /**
-     * Arguments for completion details request.
-     */
-    interface CompletionDetailsRequestArgs extends FileLocationRequestArgs {
-        /**
-         * Names of one or more entries for which to obtain details.
-         */
-        entryNames: (string | CompletionEntryIdentifier)[];
-    }
-    interface CompletionEntryIdentifier {
-        name: string;
-        source: string;
-    }
-    /**
-     * Completion entry details request; value of command field is
-     * "completionEntryDetails".  Given a file location (file, line,
-     * col) and an array of completion entry names return more
-     * detailed information for each completion entry.
-     */
-    interface CompletionDetailsRequest extends FileLocationRequest {
-        command: CommandTypes.CompletionDetails;
-        arguments: CompletionDetailsRequestArgs;
-    }
-    /**
-     * Part of a symbol description.
-     */
-    interface SymbolDisplayPart {
-        /**
-         * Text of an item describing the symbol.
-         */
-        text: string;
-        /**
-         * The symbol's kind (such as 'className' or 'parameterName' or plain 'text').
-         */
-        kind: string;
-    }
-    /**
-     * An item found in a completion response.
-     */
-    interface CompletionEntry {
-        /**
-         * The symbol's name.
-         */
-        name: string;
-        /**
-         * The symbol's kind (such as 'className' or 'parameterName').
-         */
-        kind: ScriptElementKind;
-        /**
-         * Optional modifiers for the kind (such as 'public').
-         */
-        kindModifiers: string;
-        /**
-         * A string that is used for comparing completion items so that they can be ordered.  This
-         * is often the same as the name but may be different in certain circumstances.
-         */
-        sortText: string;
-        /**
-         * 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.
-         */
-        replacementSpan?: TextSpan;
-        /**
-         * Indicates whether commiting this completion entry will require additional code actions to be
-         * made to avoid errors. The CompletionEntryDetails will have these actions.
-         */
-        hasAction?: true;
-        /**
-         * Identifier (not necessarily human-readable) identifying where this completion came from.
-         */
-        source?: string;
-    }
-    /**
-     * Additional completion entry details, available on demand
-     */
-    interface CompletionEntryDetails {
-        /**
-         * The symbol's name.
-         */
-        name: string;
-        /**
-         * The symbol's kind (such as 'className' or 'parameterName').
-         */
-        kind: ScriptElementKind;
-        /**
-         * Optional modifiers for the kind (such as 'public').
-         */
-        kindModifiers: string;
-        /**
-         * Display parts of the symbol (similar to quick info).
-         */
-        displayParts: SymbolDisplayPart[];
-        /**
-         * Documentation strings for the symbol.
-         */
-        documentation: SymbolDisplayPart[];
-        /**
-         * JSDoc tags for the symbol.
-         */
-        tags: JSDocTagInfo[];
-        /**
-         * The associated code actions for this entry
-         */
-        codeActions?: CodeAction[];
-        /**
-         * Human-readable description of the `source` from the CompletionEntry.
-         */
-        source?: SymbolDisplayPart[];
-    }
-    interface CompletionsResponse extends Response {
-        body?: CompletionEntry[];
-    }
-    interface CompletionDetailsResponse extends Response {
-        body?: CompletionEntryDetails[];
-    }
-    /**
-     * Signature help information for a single parameter
-     */
-    interface SignatureHelpParameter {
-        /**
-         * The parameter's name
-         */
-        name: string;
-        /**
-         * Documentation of the parameter.
-         */
-        documentation: SymbolDisplayPart[];
-        /**
-         * Display parts of the parameter.
-         */
-        displayParts: SymbolDisplayPart[];
-        /**
-         * Whether the parameter is optional or not.
-         */
-        isOptional: boolean;
-    }
-    /**
-     * Represents a single signature to show in signature help.
-     */
-    interface SignatureHelpItem {
-        /**
-         * Whether the signature accepts a variable number of arguments.
-         */
-        isVariadic: boolean;
-        /**
-         * The prefix display parts.
-         */
-        prefixDisplayParts: SymbolDisplayPart[];
-        /**
-         * The suffix display parts.
-         */
-        suffixDisplayParts: SymbolDisplayPart[];
-        /**
-         * The separator display parts.
-         */
-        separatorDisplayParts: SymbolDisplayPart[];
-        /**
-         * The signature helps items for the parameters.
-         */
-        parameters: SignatureHelpParameter[];
-        /**
-         * The signature's documentation
-         */
-        documentation: SymbolDisplayPart[];
-        /**
-         * The signature's JSDoc tags
-         */
-        tags: JSDocTagInfo[];
-    }
-    /**
-     * Signature help items found in the response of a signature help request.
-     */
-    interface SignatureHelpItems {
-        /**
-         * The signature help items.
-         */
-        items: SignatureHelpItem[];
-        /**
-         * The span for which signature help should appear on a signature
-         */
-        applicableSpan: TextSpan;
-        /**
-         * The item selected in the set of available help items.
-         */
-        selectedItemIndex: number;
-        /**
-         * The argument selected in the set of parameters.
-         */
-        argumentIndex: number;
-        /**
-         * The argument count
-         */
-        argumentCount: number;
-    }
-    /**
-     * Arguments of a signature help request.
-     */
-    interface SignatureHelpRequestArgs extends FileLocationRequestArgs {
-    }
-    /**
-     * Signature help request; value of command field is "signatureHelp".
-     * Given a file location (file, line, col), return the signature
-     * help.
-     */
-    interface SignatureHelpRequest extends FileLocationRequest {
-        command: CommandTypes.SignatureHelp;
-        arguments: SignatureHelpRequestArgs;
-    }
-    /**
-     * Response object for a SignatureHelpRequest.
-     */
-    interface SignatureHelpResponse extends Response {
-        body?: SignatureHelpItems;
-    }
-    /**
-     * Synchronous request for semantic diagnostics of one file.
-     */
-    interface SemanticDiagnosticsSyncRequest extends FileRequest {
-        command: CommandTypes.SemanticDiagnosticsSync;
-        arguments: SemanticDiagnosticsSyncRequestArgs;
-    }
-    interface SemanticDiagnosticsSyncRequestArgs extends FileRequestArgs {
-        includeLinePosition?: boolean;
-    }
-    /**
-     * Response object for synchronous sematic diagnostics request.
-     */
-    interface SemanticDiagnosticsSyncResponse extends Response {
-        body?: Diagnostic[] | DiagnosticWithLinePosition[];
-    }
-    /**
-     * Synchronous request for syntactic diagnostics of one file.
-     */
-    interface SyntacticDiagnosticsSyncRequest extends FileRequest {
-        command: CommandTypes.SyntacticDiagnosticsSync;
-        arguments: SyntacticDiagnosticsSyncRequestArgs;
-    }
-    interface SyntacticDiagnosticsSyncRequestArgs extends FileRequestArgs {
-        includeLinePosition?: boolean;
-    }
-    /**
-     * Response object for synchronous syntactic diagnostics request.
-     */
-    interface SyntacticDiagnosticsSyncResponse extends Response {
-        body?: Diagnostic[] | DiagnosticWithLinePosition[];
-    }
-    /**
-     * Arguments for GeterrForProject request.
-     */
-    interface GeterrForProjectRequestArgs {
-        /**
-         * the file requesting project error list
-         */
-        file: string;
-        /**
-         * Delay in milliseconds to wait before starting to compute
-         * errors for the files in the file list
-         */
-        delay: number;
-    }
-    /**
-     * GeterrForProjectRequest request; value of command field is
-     * "geterrForProject". It works similarly with 'Geterr', only
-     * it request for every file in this project.
-     */
-    interface GeterrForProjectRequest extends Request {
-        command: CommandTypes.GeterrForProject;
-        arguments: GeterrForProjectRequestArgs;
-    }
-    /**
-     * Arguments for geterr messages.
-     */
-    interface GeterrRequestArgs {
-        /**
-         * List of file names for which to compute compiler errors.
-         * The files will be checked in list order.
-         */
-        files: string[];
-        /**
-         * Delay in milliseconds to wait before starting to compute
-         * errors for the files in the file list
-         */
-        delay: number;
-    }
-    /**
-     * Geterr request; value of command field is "geterr". Wait for
-     * delay milliseconds and then, if during the wait no change or
-     * reload messages have arrived for the first file in the files
-     * list, get the syntactic errors for the file, field requests,
-     * and then get the semantic errors for the file.  Repeat with a
-     * smaller delay for each subsequent file on the files list.  Best
-     * practice for an editor is to send a file list containing each
-     * file that is currently visible, in most-recently-used order.
-     */
-    interface GeterrRequest extends Request {
-        command: CommandTypes.Geterr;
-        arguments: GeterrRequestArgs;
-    }
-    type RequestCompletedEventName = "requestCompleted";
-    /**
-     * Event that is sent when server have finished processing request with specified id.
-     */
-    interface RequestCompletedEvent extends Event {
-        event: RequestCompletedEventName;
-        body: RequestCompletedEventBody;
-    }
-    interface RequestCompletedEventBody {
-        request_seq: number;
-    }
-    /**
-     * Item of diagnostic information found in a DiagnosticEvent message.
-     */
-    interface Diagnostic {
-        /**
-         * Starting file location at which text applies.
-         */
-        start: Location;
-        /**
-         * The last file location at which the text applies.
-         */
-        end: Location;
-        /**
-         * Text of diagnostic message.
-         */
-        text: string;
-        /**
-         * The category of the diagnostic message, e.g. "error" vs. "warning"
-         */
-        category: string;
-        /**
-         * The error code of the diagnostic message.
-         */
-        code?: number;
-        /**
-         * The name of the plugin reporting the message.
-         */
-        source?: string;
-    }
-    interface DiagnosticWithFileName extends Diagnostic {
-        /**
-         * Name of the file the diagnostic is in
-         */
-        fileName: string;
-    }
-    interface DiagnosticEventBody {
-        /**
-         * The file for which diagnostic information is reported.
-         */
-        file: string;
-        /**
-         * An array of diagnostic information items.
-         */
-        diagnostics: Diagnostic[];
-    }
-    /**
-     * Event message for "syntaxDiag" and "semanticDiag" event types.
-     * These events provide syntactic and semantic errors for a file.
-     */
-    interface DiagnosticEvent extends Event {
-        body?: DiagnosticEventBody;
-    }
-    interface ConfigFileDiagnosticEventBody {
-        /**
-         * The file which trigged the searching and error-checking of the config file
-         */
-        triggerFile: string;
-        /**
-         * The name of the found config file.
-         */
-        configFile: string;
-        /**
-         * An arry of diagnostic information items for the found config file.
-         */
-        diagnostics: DiagnosticWithFileName[];
-    }
-    /**
-     * Event message for "configFileDiag" event type.
-     * This event provides errors for a found config file.
-     */
-    interface ConfigFileDiagnosticEvent extends Event {
-        body?: ConfigFileDiagnosticEventBody;
-        event: "configFileDiag";
-    }
-    type ProjectLanguageServiceStateEventName = "projectLanguageServiceState";
-    interface ProjectLanguageServiceStateEvent extends Event {
-        event: ProjectLanguageServiceStateEventName;
-        body?: ProjectLanguageServiceStateEventBody;
-    }
-    interface ProjectLanguageServiceStateEventBody {
-        /**
-         * Project name that has changes in the state of language service.
-         * For configured projects this will be the config file path.
-         * For external projects this will be the name of the projects specified when project was open.
-         * For inferred projects this event is not raised.
-         */
-        projectName: string;
-        /**
-         * True if language service state switched from disabled to enabled
-         * and false otherwise.
-         */
-        languageServiceEnabled: boolean;
-    }
-    type ProjectsUpdatedInBackgroundEventName = "projectsUpdatedInBackground";
-    interface ProjectsUpdatedInBackgroundEvent extends Event {
-        event: ProjectsUpdatedInBackgroundEventName;
-        body: ProjectsUpdatedInBackgroundEventBody;
-    }
-    interface ProjectsUpdatedInBackgroundEventBody {
-        /**
-         * Current set of open files
-         */
-        openFiles: string[];
-    }
-    /**
-     * Arguments for reload request.
-     */
-    interface ReloadRequestArgs extends FileRequestArgs {
-        /**
-         * Name of temporary file from which to reload file
-         * contents. May be same as file.
-         */
-        tmpfile: string;
-    }
-    /**
-     * Reload request message; value of command field is "reload".
-     * Reload contents of file with name given by the 'file' argument
-     * from temporary file with name given by the 'tmpfile' argument.
-     * The two names can be identical.
-     */
-    interface ReloadRequest extends FileRequest {
-        command: CommandTypes.Reload;
-        arguments: ReloadRequestArgs;
-    }
-    /**
-     * Response to "reload" request. This is just an acknowledgement, so
-     * no body field is required.
-     */
-    interface ReloadResponse extends Response {
-    }
-    /**
-     * Arguments for saveto request.
-     */
-    interface SavetoRequestArgs extends FileRequestArgs {
-        /**
-         * Name of temporary file into which to save server's view of
-         * file contents.
-         */
-        tmpfile: string;
-    }
-    /**
-     * Saveto request message; value of command field is "saveto".
-     * For debugging purposes, save to a temporaryfile (named by
-     * argument 'tmpfile') the contents of file named by argument
-     * 'file'.  The server does not currently send a response to a
-     * "saveto" request.
-     */
-    interface SavetoRequest extends FileRequest {
-        command: CommandTypes.Saveto;
-        arguments: SavetoRequestArgs;
-    }
-    /**
-     * Arguments for navto request message.
-     */
-    interface NavtoRequestArgs extends FileRequestArgs {
-        /**
-         * Search term to navigate to from current location; term can
-         * be '.*' or an identifier prefix.
-         */
-        searchValue: string;
-        /**
-         *  Optional limit on the number of items to return.
-         */
-        maxResultCount?: number;
-        /**
-         * Optional flag to indicate we want results for just the current file
-         * or the entire project.
-         */
-        currentFileOnly?: boolean;
-        projectFileName?: string;
-    }
-    /**
-     * Navto request message; value of command field is "navto".
-     * Return list of objects giving file locations and symbols that
-     * match the search term given in argument 'searchTerm'.  The
-     * context for the search is given by the named file.
-     */
-    interface NavtoRequest extends FileRequest {
-        command: CommandTypes.Navto;
-        arguments: NavtoRequestArgs;
-    }
-    /**
-     * An item found in a navto response.
-     */
-    interface NavtoItem {
-        /**
-         * The symbol's name.
-         */
-        name: string;
-        /**
-         * The symbol's kind (such as 'className' or 'parameterName').
-         */
-        kind: ScriptElementKind;
-        /**
-         * exact, substring, or prefix.
-         */
-        matchKind?: string;
-        /**
-         * If this was a case sensitive or insensitive match.
-         */
-        isCaseSensitive?: boolean;
-        /**
-         * Optional modifiers for the kind (such as 'public').
-         */
-        kindModifiers?: string;
-        /**
-         * The file in which the symbol is found.
-         */
-        file: string;
-        /**
-         * The location within file at which the symbol is found.
-         */
-        start: Location;
-        /**
-         * One past the last character of the symbol.
-         */
-        end: Location;
-        /**
-         * Name of symbol's container symbol (if any); for example,
-         * the class name if symbol is a class member.
-         */
-        containerName?: string;
-        /**
-         * Kind of symbol's container symbol (if any).
-         */
-        containerKind?: ScriptElementKind;
-    }
-    /**
-     * Navto response message. Body is an array of navto items.  Each
-     * item gives a symbol that matched the search term.
-     */
-    interface NavtoResponse extends Response {
-        body?: NavtoItem[];
-    }
-    /**
-     * Arguments for change request message.
-     */
-    interface ChangeRequestArgs extends FormatRequestArgs {
-        /**
-         * Optional string to insert at location (file, line, offset).
-         */
-        insertString?: string;
-    }
-    /**
-     * Change request message; value of command field is "change".
-     * Update the server's view of the file named by argument 'file'.
-     * Server does not currently send a response to a change request.
-     */
-    interface ChangeRequest extends FileLocationRequest {
-        command: CommandTypes.Change;
-        arguments: ChangeRequestArgs;
-    }
-    /**
-     * Response to "brace" request.
-     */
-    interface BraceResponse extends Response {
-        body?: TextSpan[];
-    }
-    /**
-     * Brace matching request; value of command field is "brace".
-     * Return response giving the file locations of matching braces
-     * found in file at location line, offset.
-     */
-    interface BraceRequest extends FileLocationRequest {
-        command: CommandTypes.Brace;
-    }
-    /**
-     * NavBar items request; value of command field is "navbar".
-     * Return response giving the list of navigation bar entries
-     * extracted from the requested file.
-     */
-    interface NavBarRequest extends FileRequest {
-        command: CommandTypes.NavBar;
-    }
-    /**
-     * NavTree request; value of command field is "navtree".
-     * Return response giving the navigation tree of the requested file.
-     */
-    interface NavTreeRequest extends FileRequest {
-        command: CommandTypes.NavTree;
-    }
-    interface NavigationBarItem {
-        /**
-         * The item's display text.
-         */
-        text: string;
-        /**
-         * The symbol's kind (such as 'className' or 'parameterName').
-         */
-        kind: ScriptElementKind;
-        /**
-         * Optional modifiers for the kind (such as 'public').
-         */
-        kindModifiers?: string;
-        /**
-         * The definition locations of the item.
-         */
-        spans: TextSpan[];
-        /**
-         * Optional children.
-         */
-        childItems?: NavigationBarItem[];
-        /**
-         * Number of levels deep this item should appear.
-         */
-        indent: number;
-    }
-    /** protocol.NavigationTree is identical to ts.NavigationTree, except using protocol.TextSpan instead of ts.TextSpan */
-    interface NavigationTree {
-        text: string;
-        kind: ScriptElementKind;
-        kindModifiers: string;
-        spans: TextSpan[];
-        childItems?: NavigationTree[];
-    }
-    type TelemetryEventName = "telemetry";
-    interface TelemetryEvent extends Event {
-        event: TelemetryEventName;
-        body: TelemetryEventBody;
-    }
-    interface TelemetryEventBody {
-        telemetryEventName: string;
-        payload: any;
-    }
-    type TypesInstallerInitializationFailedEventName = "typesInstallerInitializationFailed";
-    interface TypesInstallerInitializationFailedEvent extends Event {
-        event: TypesInstallerInitializationFailedEventName;
-        body: TypesInstallerInitializationFailedEventBody;
-    }
-    interface TypesInstallerInitializationFailedEventBody {
-        message: string;
-    }
-    type TypingsInstalledTelemetryEventName = "typingsInstalled";
-    interface TypingsInstalledTelemetryEventBody extends TelemetryEventBody {
-        telemetryEventName: TypingsInstalledTelemetryEventName;
-        payload: TypingsInstalledTelemetryEventPayload;
-    }
-    interface TypingsInstalledTelemetryEventPayload {
-        /**
-         * Comma separated list of installed typing packages
-         */
-        installedPackages: string;
-        /**
-         * true if install request succeeded, otherwise - false
-         */
-        installSuccess: boolean;
-        /**
-         * version of typings installer
-         */
-        typingsInstallerVersion: string;
-    }
-    type BeginInstallTypesEventName = "beginInstallTypes";
-    type EndInstallTypesEventName = "endInstallTypes";
-    interface BeginInstallTypesEvent extends Event {
-        event: BeginInstallTypesEventName;
-        body: BeginInstallTypesEventBody;
-    }
-    interface EndInstallTypesEvent extends Event {
-        event: EndInstallTypesEventName;
-        body: EndInstallTypesEventBody;
-    }
-    interface InstallTypesEventBody {
-        /**
-         * correlation id to match begin and end events
-         */
-        eventId: number;
-        /**
-         * list of packages to install
-         */
-        packages: ReadonlyArray<string>;
-    }
-    interface BeginInstallTypesEventBody extends InstallTypesEventBody {
-    }
-    interface EndInstallTypesEventBody extends InstallTypesEventBody {
-        /**
-         * true if installation succeeded, otherwise false
-         */
-        success: boolean;
-    }
-    interface NavBarResponse extends Response {
-        body?: NavigationBarItem[];
-    }
-    interface NavTreeResponse extends Response {
-        body?: NavigationTree;
-    }
-    enum IndentStyle {
-        None = "None",
-        Block = "Block",
-        Smart = "Smart",
-    }
-    interface EditorSettings {
-        baseIndentSize?: number;
-        indentSize?: number;
-        tabSize?: number;
-        newLineCharacter?: string;
-        convertTabsToSpaces?: boolean;
-        indentStyle?: IndentStyle | ts.IndentStyle;
-    }
-    interface FormatCodeSettings extends EditorSettings {
-        insertSpaceAfterCommaDelimiter?: boolean;
-        insertSpaceAfterSemicolonInForStatements?: boolean;
-        insertSpaceBeforeAndAfterBinaryOperators?: boolean;
-        insertSpaceAfterConstructor?: boolean;
-        insertSpaceAfterKeywordsInControlFlowStatements?: boolean;
-        insertSpaceAfterFunctionKeywordForAnonymousFunctions?: boolean;
-        insertSpaceAfterOpeningAndBeforeClosingNonemptyParenthesis?: boolean;
-        insertSpaceAfterOpeningAndBeforeClosingNonemptyBrackets?: boolean;
-        insertSpaceAfterOpeningAndBeforeClosingNonemptyBraces?: boolean;
-        insertSpaceAfterOpeningAndBeforeClosingTemplateStringBraces?: boolean;
-        insertSpaceAfterOpeningAndBeforeClosingJsxExpressionBraces?: boolean;
-        insertSpaceAfterTypeAssertion?: boolean;
-        insertSpaceBeforeFunctionParenthesis?: boolean;
-        placeOpenBraceOnNewLineForFunctions?: boolean;
-        placeOpenBraceOnNewLineForControlBlocks?: boolean;
-    }
-    interface CompilerOptions {
-        allowJs?: boolean;
-        allowSyntheticDefaultImports?: boolean;
-        allowUnreachableCode?: boolean;
-        allowUnusedLabels?: boolean;
-        alwaysStrict?: boolean;
-        baseUrl?: string;
-        charset?: string;
-        checkJs?: boolean;
-        declaration?: boolean;
-        declarationDir?: string;
-        disableSizeLimit?: boolean;
-        downlevelIteration?: boolean;
-        emitBOM?: boolean;
-        emitDecoratorMetadata?: boolean;
-        experimentalDecorators?: boolean;
-        forceConsistentCasingInFileNames?: boolean;
-        importHelpers?: boolean;
-        inlineSourceMap?: boolean;
-        inlineSources?: boolean;
-        isolatedModules?: boolean;
-        jsx?: JsxEmit | ts.JsxEmit;
-        lib?: string[];
-        locale?: string;
-        mapRoot?: string;
-        maxNodeModuleJsDepth?: number;
-        module?: ModuleKind | ts.ModuleKind;
-        moduleResolution?: ModuleResolutionKind | ts.ModuleResolutionKind;
-        newLine?: NewLineKind | ts.NewLineKind;
-        noEmit?: boolean;
-        noEmitHelpers?: boolean;
-        noEmitOnError?: boolean;
-        noErrorTruncation?: boolean;
-        noFallthroughCasesInSwitch?: boolean;
-        noImplicitAny?: boolean;
-        noImplicitReturns?: boolean;
-        noImplicitThis?: boolean;
-        noUnusedLocals?: boolean;
-        noUnusedParameters?: boolean;
-        noImplicitUseStrict?: boolean;
-        noLib?: boolean;
-        noResolve?: boolean;
-        out?: string;
-        outDir?: string;
-        outFile?: string;
-        paths?: MapLike<string[]>;
-        plugins?: PluginImport[];
-        preserveConstEnums?: boolean;
-        preserveSymlinks?: boolean;
-        project?: string;
-        reactNamespace?: string;
-        removeComments?: boolean;
-        rootDir?: string;
-        rootDirs?: string[];
-        skipLibCheck?: boolean;
-        skipDefaultLibCheck?: boolean;
-        sourceMap?: boolean;
-        sourceRoot?: string;
-        strict?: boolean;
-        strictNullChecks?: boolean;
-        suppressExcessPropertyErrors?: boolean;
-        suppressImplicitAnyIndexErrors?: boolean;
-        target?: ScriptTarget | ts.ScriptTarget;
-        traceResolution?: boolean;
-        types?: string[];
-        /** Paths used to used to compute primary types search locations */
-        typeRoots?: string[];
-        [option: string]: CompilerOptionsValue | undefined;
-    }
-    enum JsxEmit {
-        None = "None",
-        Preserve = "Preserve",
-        ReactNative = "ReactNative",
-        React = "React",
-    }
-    enum ModuleKind {
-        None = "None",
-        CommonJS = "CommonJS",
-        AMD = "AMD",
-        UMD = "UMD",
-        System = "System",
-        ES6 = "ES6",
-        ES2015 = "ES2015",
-        ESNext = "ESNext",
-    }
-    enum ModuleResolutionKind {
-        Classic = "Classic",
-        Node = "Node",
-    }
-    enum NewLineKind {
-        Crlf = "Crlf",
-        Lf = "Lf",
-    }
-    enum ScriptTarget {
-        ES3 = "ES3",
-        ES5 = "ES5",
-        ES6 = "ES6",
-        ES2015 = "ES2015",
-        ES2016 = "ES2016",
-        ES2017 = "ES2017",
-        ESNext = "ESNext",
-    }
-}
-declare namespace ts.server {
-    interface ServerCancellationToken extends HostCancellationToken {
-        setRequest(requestId: number): void;
-        resetRequest(requestId: number): void;
-    }
-    const nullCancellationToken: ServerCancellationToken;
-    interface PendingErrorCheck {
-        fileName: NormalizedPath;
-        project: Project;
-    }
-    interface EventSender {
-        event<T>(payload: T, eventName: string): void;
-    }
-    type CommandNames = protocol.CommandTypes;
-    const CommandNames: any;
-    function formatMessage<T extends protocol.Message>(msg: T, logger: server.Logger, byteLength: (s: string, encoding: string) => number, newLine: string): string;
-    interface SessionOptions {
-        host: ServerHost;
-        cancellationToken: ServerCancellationToken;
-        useSingleInferredProject: boolean;
-        useInferredProjectPerProjectRoot: boolean;
-        typingsInstaller: ITypingsInstaller;
-        byteLength: (buf: string, encoding?: string) => number;
-        hrtime: (start?: number[]) => number[];
-        logger: Logger;
-        canUseEvents: boolean;
-        eventHandler?: ProjectServiceEventHandler;
-        throttleWaitMilliseconds?: number;
-        globalPlugins?: ReadonlyArray<string>;
-        pluginProbeLocations?: ReadonlyArray<string>;
-        allowLocalPluginLoads?: boolean;
-    }
-    class Session implements EventSender {
-        private readonly gcTimer;
-        protected projectService: ProjectService;
-        private changeSeq;
-        private currentRequestId;
-        private errorCheck;
-        private eventHandler;
-        private host;
-        private readonly cancellationToken;
-        protected readonly typingsInstaller: ITypingsInstaller;
-        private byteLength;
-        private hrtime;
-        protected logger: Logger;
-        private canUseEvents;
-        constructor(opts: SessionOptions);
-        private sendRequestCompletedEvent(requestId);
-        private defaultEventHandler(event);
-        private projectsUpdatedInBackgroundEvent(openFiles);
-        logError(err: Error, cmd: string): void;
-        send(msg: protocol.Message): void;
-        event<T>(info: T, eventName: string): void;
-        output(info: any, cmdName: string, reqSeq?: number, errorMsg?: string): void;
-        private doOutput(info, cmdName, reqSeq, success, message?);
-        private semanticCheck(file, project);
-        private syntacticCheck(file, project);
-        private updateErrorCheck(next, checkList, ms, requireOpen?);
-        private cleanProjects(caption, projects);
-        private cleanup();
-        private getEncodedSemanticClassifications(args);
-        private getProject(projectFileName);
-        private getConfigFileAndProject(args);
-        private getConfigFileDiagnostics(configFile, project, includeLinePosition);
-        private convertToDiagnosticsWithLinePositionFromDiagnosticFile(diagnostics);
-        private getCompilerOptionsDiagnostics(args);
-        private convertToDiagnosticsWithLinePosition(diagnostics, scriptInfo);
-        private getDiagnosticsWorker(args, isSemantic, selector, includeLinePosition);
-        private getDefinition(args, simplifiedResult);
-        private getTypeDefinition(args);
-        private getImplementation(args, simplifiedResult);
-        private getOccurrences(args);
-        private getSyntacticDiagnosticsSync(args);
-        private getSemanticDiagnosticsSync(args);
-        private getDocumentHighlights(args, simplifiedResult);
-        private setCompilerOptionsForInferredProjects(args);
-        private getProjectInfo(args);
-        private getProjectInfoWorker(uncheckedFileName, projectFileName, needFileNameList, excludeConfigFiles);
-        private getRenameInfo(args);
-        private getProjects(args);
-        private getDefaultProject(args);
-        private getRenameLocations(args, simplifiedResult);
-        private getReferences(args, simplifiedResult);
-        /**
-         * @param fileName is the name of the file to be opened
-         * @param fileContent is a version of the file content that is known to be more up to date than the one on disk
-         */
-        private openClientFile(fileName, fileContent?, scriptKind?, projectRootPath?);
-        private getPosition(args, scriptInfo);
-        private getPositionInFile(args, file);
-        private getFileAndProject(args);
-        private getFileAndLanguageServiceForSyntacticOperation(args);
-        private getFileAndProjectWorker(uncheckedFileName, projectFileName);
-        private getOutliningSpans(args);
-        private getTodoComments(args);
-        private getDocCommentTemplate(args);
-        private getSpanOfEnclosingComment(args);
-        private getIndentation(args);
-        private getBreakpointStatement(args);
-        private getNameOrDottedNameSpan(args);
-        private isValidBraceCompletion(args);
-        private getQuickInfoWorker(args, simplifiedResult);
-        private getFormattingEditsForRange(args);
-        private getFormattingEditsForRangeFull(args);
-        private getFormattingEditsForDocumentFull(args);
-        private getFormattingEditsAfterKeystrokeFull(args);
-        private getFormattingEditsAfterKeystroke(args);
-        private getCompletions(args, simplifiedResult);
-        private getCompletionEntryDetails(args, simplifiedResult);
-        private getCompileOnSaveAffectedFileList(args);
-        private emitFile(args);
-        private getSignatureHelpItems(args, simplifiedResult);
-        private createCheckList(fileNames, defaultProject?);
-        private getDiagnostics(next, delay, fileNames);
-        private change(args);
-        private reload(args, reqSeq);
-        private saveToTmp(fileName, tempFileName);
-        private closeClientFile(fileName);
-        private decorateNavigationBarItems(items, scriptInfo);
-        private getNavigationBarItems(args, simplifiedResult);
-        private decorateNavigationTree(tree, scriptInfo);
-        private decorateSpan(span, scriptInfo);
-        private getNavigationTree(args, simplifiedResult);
-        private getNavigateToItems(args, simplifiedResult);
-        private getSupportedCodeFixes();
-        private isLocation(locationOrSpan);
-        private extractPositionAndRange(args, scriptInfo);
-        private getApplicableRefactors(args);
-        private getEditsForRefactor(args, simplifiedResult);
-        private getCodeFixes(args, simplifiedResult);
-        private applyCodeActionCommand(commandName, requestSeq, args);
-        private getStartAndEndPosition(args, scriptInfo);
-        private mapCodeAction({description, changes: unmappedChanges, commands}, scriptInfo);
-        private mapTextChangesToCodeEdits(project, textChanges);
-        private convertTextChangeToCodeEdit(change, scriptInfo);
-        private getBraceMatching(args, simplifiedResult);
-        private getDiagnosticsForProject(next, delay, fileName);
-        getCanonicalFileName(fileName: string): string;
-        exit(): void;
-        private notRequired();
-        private requiredResponse(response);
-        private handlers;
-        addProtocolHandler(command: string, handler: (request: protocol.Request) => HandlerResponse): void;
-        private setCurrentRequest(requestId);
-        private resetCurrentRequest(requestId);
-        executeWithRequestId<T>(requestId: number, f: () => T): T;
-        executeCommand(request: protocol.Request): HandlerResponse;
-        onMessage(message: string): void;
-    }
-    interface HandlerResponse {
-        response?: {};
-        responseRequired?: boolean;
-    }
-}
-declare namespace ts.server {
-    class ScriptInfo {
-        private readonly host;
-        readonly fileName: NormalizedPath;
-        readonly scriptKind: ScriptKind;
-        readonly hasMixedContent: boolean;
-        readonly path: Path;
-        /**
-         * All projects that include this file
-         */
-        readonly containingProjects: Project[];
-        private formatCodeSettings;
-        private textStorage;
-        constructor(host: ServerHost, fileName: NormalizedPath, scriptKind: ScriptKind, hasMixedContent: boolean, path: Path);
-        isScriptOpen(): boolean;
-        open(newText: string): void;
-        close(fileExists?: boolean): void;
-        getSnapshot(): IScriptSnapshot;
-        getFormatCodeSettings(): FormatCodeSettings;
-        attachToProject(project: Project): boolean;
-        isAttached(project: Project): boolean;
-        detachFromProject(project: Project): void;
-        detachAllProjects(): void;
-        getDefaultProject(): Project;
-        registerFileUpdate(): void;
-        setFormatOptions(formatSettings: FormatCodeSettings): void;
-        getLatestVersion(): string;
-        saveTo(fileName: string): void;
-        reloadFromFile(tempFileName?: NormalizedPath): void;
-        editContent(start: number, end: number, newText: string): void;
-        markContainingProjectsAsDirty(): void;
-        isOrphan(): boolean;
-        /**
-         *  @param line 1 based index
-         */
-        lineToTextSpan(line: number): TextSpan;
-        /**
-         * @param line 1 based index
-         * @param offset 1 based index
-         */
-        lineOffsetToPosition(line: number, offset: number): number;
-        positionToLineOffset(position: number): protocol.Location;
-        isJavaScript(): boolean;
-    }
-}
-declare namespace ts.server {
-    interface InstallPackageOptionsWithProjectRootPath extends InstallPackageOptions {
-        projectRootPath: Path;
-    }
-    interface ITypingsInstaller {
-        isKnownTypesPackageName(name: string): boolean;
-        installPackage(options: InstallPackageOptionsWithProjectRootPath): Promise<ApplyCodeActionCommandResult>;
-        enqueueInstallTypingsRequest(p: Project, typeAcquisition: TypeAcquisition, unresolvedImports: SortedReadonlyArray<string>): void;
-        attach(projectService: ProjectService): void;
-        onProjectClosed(p: Project): void;
-        readonly globalTypingsCacheLocation: string;
-    }
-    const nullTypingsInstaller: ITypingsInstaller;
-    class TypingsCache {
-        private readonly installer;
-        private readonly perProjectCache;
-        constructor(installer: ITypingsInstaller);
-        isKnownTypesPackageName(name: string): boolean;
-        installPackage(options: InstallPackageOptionsWithProjectRootPath): Promise<ApplyCodeActionCommandResult>;
-        getTypingsForProject(project: Project, unresolvedImports: SortedReadonlyArray<string>, forceRefresh: boolean): SortedReadonlyArray<string>;
-        updateTypingsForProject(projectName: string, compilerOptions: CompilerOptions, typeAcquisition: TypeAcquisition, unresolvedImports: SortedReadonlyArray<string>, newTypings: string[]): void;
-        deleteTypingsForProject(projectName: string): void;
-        onProjectClosed(project: Project): void;
-    }
-}
-declare namespace ts.server {
-    enum ProjectKind {
-        Inferred = 0,
-        Configured = 1,
-        External = 2,
-    }
-    function allRootFilesAreJsOrDts(project: Project): boolean;
-    function allFilesAreJsOrDts(project: Project): boolean;
-    class UnresolvedImportsMap {
-        readonly perFileMap: Map<ReadonlyArray<string>>;
-        private version;
-        clear(): void;
-        getVersion(): number;
-        remove(path: Path): void;
-        get(path: Path): ReadonlyArray<string>;
-        set(path: Path, value: ReadonlyArray<string>): void;
-    }
-    interface PluginCreateInfo {
-        project: Project;
-        languageService: LanguageService;
-        languageServiceHost: LanguageServiceHost;
-        serverHost: ServerHost;
-        config: any;
-    }
-    interface PluginModule {
-        create(createInfo: PluginCreateInfo): LanguageService;
-        getExternalFiles?(proj: Project): string[];
-    }
-    interface PluginModuleFactory {
-        (mod: {
-            typescript: typeof ts;
-        }): PluginModule;
-    }
-    /**
-     * The project root can be script info - if root is present,
-     * or it could be just normalized path if root wasnt present on the host(only for non inferred project)
-     */
-    type ProjectRoot = ScriptInfo | NormalizedPath;
-    abstract class Project implements LanguageServiceHost, ModuleResolutionHost {
-        readonly projectName: string;
-        readonly projectKind: ProjectKind;
-        readonly projectService: ProjectService;
-        private documentRegistry;
-        private compilerOptions;
-        compileOnSaveEnabled: boolean;
-        directoryStructureHost: DirectoryStructureHost;
-        private rootFiles;
-        private rootFilesMap;
-        private program;
-        private externalFiles;
-        private missingFilesMap;
-        private cachedUnresolvedImportsPerFile;
-        private lastCachedUnresolvedImportsList;
-        protected languageService: LanguageService;
-        languageServiceEnabled: boolean;
-        readonly trace?: (s: string) => void;
-        readonly realpath?: (path: string) => string;
-        private builder;
-        /**
-         * Set of files names that were updated since the last call to getChangesSinceVersion.
-         */
-        private updatedFileNames;
-        /**
-         * Set of files that was returned from the last call to getChangesSinceVersion.
-         */
-        private lastReportedFileNames;
-        /**
-         * Last version that was reported.
-         */
-        private lastReportedVersion;
-        /**
-         * Current project structure version.
-         * This property is changed in 'updateGraph' based on the set of files in program
-         */
-        private projectStructureVersion;
-        /**
-         * Current version of the project state. It is changed when:
-         * - new root file was added/removed
-         * - edit happen in some file that is currently included in the project.
-         * This property is different from projectStructureVersion since in most cases edits don't affect set of files in the project
-         */
-        private projectStateVersion;
-        private typingFiles;
-        private readonly cancellationToken;
-        isNonTsProject(): boolean;
-        isJsOnlyProject(): boolean;
-        getCachedUnresolvedImportsPerFile_TestOnly(): UnresolvedImportsMap;
-        static resolveModule(moduleName: string, initialDir: string, host: ServerHost, log: (message: string) => void): {};
-        isKnownTypesPackageName(name: string): boolean;
-        installPackage(options: InstallPackageOptions): Promise<ApplyCodeActionCommandResult>;
-        private readonly typingsCache;
-        getCompilationSettings(): CompilerOptions;
-        getCompilerOptions(): CompilerOptions;
-        getNewLine(): string;
-        getProjectVersion(): string;
-        getScriptFileNames(): string[];
-        private getOrCreateScriptInfoAndAttachToProject(fileName);
-        getScriptKind(fileName: string): ScriptKind;
-        getScriptVersion(filename: string): string;
-        getScriptSnapshot(filename: string): IScriptSnapshot;
-        getCancellationToken(): HostCancellationToken;
-        getCurrentDirectory(): string;
-        getDefaultLibFileName(): string;
-        useCaseSensitiveFileNames(): boolean;
-        readDirectory(path: string, extensions?: ReadonlyArray<string>, exclude?: ReadonlyArray<string>, include?: ReadonlyArray<string>, depth?: number): string[];
-        readFile(fileName: string): string | undefined;
-        fileExists(file: string): boolean;
-        resolveModuleNames(moduleNames: string[], containingFile: string, reusedNames?: string[]): ResolvedModuleFull[];
-        resolveTypeReferenceDirectives(typeDirectiveNames: string[], containingFile: string): ResolvedTypeReferenceDirective[];
-        directoryExists(path: string): boolean;
-        getDirectories(path: string): string[];
-        private setInternalCompilerOptionsForEmittingJsFiles();
-        /**
-         * Get the errors that dont have any file name associated
-         */
-        getGlobalProjectErrors(): ReadonlyArray<Diagnostic>;
-        getAllProjectErrors(): ReadonlyArray<Diagnostic>;
-        getLanguageService(ensureSynchronized?: boolean): LanguageService;
-        private ensureBuilder();
-        private shouldEmitFile(scriptInfo);
-        getCompileOnSaveAffectedFileList(scriptInfo: ScriptInfo): string[];
-        /**
-         * Returns true if emit was conducted
-         */
-        emitFile(scriptInfo: ScriptInfo, writeFile: (path: string, data: string, writeByteOrderMark?: boolean) => void): boolean;
-        enableLanguageService(): void;
-        disableLanguageService(): void;
-        getProjectName(): string;
-        abstract getTypeAcquisition(): TypeAcquisition;
-        getExternalFiles(): SortedReadonlyArray<string>;
-        getSourceFile(path: Path): SourceFile;
-        close(): void;
-        private detachScriptInfoIfNotRoot(uncheckedFilename);
-        isClosed(): boolean;
-        hasRoots(): boolean;
-        getRootFiles(): NormalizedPath[];
-        getRootScriptInfos(): ScriptInfo[];
-        getScriptInfos(): ScriptInfo[];
-        getExcludedFiles(): ReadonlyArray<NormalizedPath>;
-        getFileNames(excludeFilesFromExternalLibraries?: boolean, excludeConfigFiles?: boolean): NormalizedPath[];
-        hasConfigFile(configFilePath: NormalizedPath): boolean;
-        containsScriptInfo(info: ScriptInfo): boolean;
-        containsFile(filename: NormalizedPath, requireOpen?: boolean): boolean;
-        isRoot(info: ScriptInfo): boolean;
-        addRoot(info: ScriptInfo): void;
-        addMissingFileRoot(fileName: NormalizedPath): void;
-        removeFile(info: ScriptInfo, fileExists: boolean, detachFromProject: boolean): void;
-        registerFileUpdate(fileName: string): void;
-        markAsDirty(): void;
-        private extractUnresolvedImportsFromSourceFile(file, result);
-        /**
-         * Updates set of files that contribute to this project
-         * @returns: true if set of files in the project stays the same and false - otherwise.
-         */
-        updateGraph(): boolean;
-        private setTypings(typings);
-        private updateGraphWorker();
-        private detachScriptInfoFromProject(uncheckedFileName);
-        private addMissingFileWatcher(missingFilePath);
-        private isWatchedMissingFile(path);
-        getScriptInfoForNormalizedPath(fileName: NormalizedPath): ScriptInfo;
-        getScriptInfo(uncheckedFileName: string): ScriptInfo;
-        filesToString(writeProjectFileNames: boolean): string;
-        setCompilerOptions(compilerOptions: CompilerOptions): void;
-        protected removeRoot(info: ScriptInfo): void;
-    }
-    /**
-     * If a file is opened and no tsconfig (or jsconfig) is found,
-     * the file and its imports/references are put into an InferredProject.
-     */
-    class InferredProject extends Project {
-        private static readonly newName;
-        private _isJsInferredProject;
-        toggleJsInferredProject(isJsInferredProject: boolean): void;
-        setCompilerOptions(options?: CompilerOptions): void;
-        /** this is canonical project root path */
-        readonly projectRootPath: string | undefined;
-        addRoot(info: ScriptInfo): void;
-        removeRoot(info: ScriptInfo): void;
-        isProjectWithSingleRoot(): boolean;
-        close(): void;
-        getTypeAcquisition(): TypeAcquisition;
-    }
-    /**
-     * If a file is opened, the server will look for a tsconfig (or jsconfig)
-     * and if successfull create a ConfiguredProject for it.
-     * Otherwise it will create an InferredProject.
-     */
-    class ConfiguredProject extends Project {
-        compileOnSaveEnabled: boolean;
-        private typeAcquisition;
-        private directoriesWatchedForWildcards;
-        readonly canonicalConfigFilePath: NormalizedPath;
-        private plugins;
-        /** Ref count to the project when opened from external project */
-        private externalProjectRefCount;
-        private projectErrors;
-        /**
-         * If the project has reload from disk pending, it reloads (and then updates graph as part of that) instead of just updating the graph
-         * @returns: true if set of files in the project stays the same and false - otherwise.
-         */
-        updateGraph(): boolean;
-        getConfigFilePath(): NormalizedPath;
-        enablePlugins(): void;
-        private enablePlugin(pluginConfigEntry, searchPaths);
-        private enableProxy(pluginModuleFactory, configEntry);
-        /**
-         * Get the errors that dont have any file name associated
-         */
-        getGlobalProjectErrors(): ReadonlyArray<Diagnostic>;
-        /**
-         * Get all the project errors
-         */
-        getAllProjectErrors(): ReadonlyArray<Diagnostic>;
-        setProjectErrors(projectErrors: Diagnostic[]): void;
-        setTypeAcquisition(newTypeAcquisition: TypeAcquisition): void;
-        getTypeAcquisition(): TypeAcquisition;
-        getExternalFiles(): SortedReadonlyArray<string>;
-        close(): void;
-        getEffectiveTypeRoots(): string[];
-    }
-    /**
-     * Project whose configuration is handled externally, such as in a '.csproj'.
-     * These are created only if a host explicitly calls `openExternalProject`.
-     */
-    class ExternalProject extends Project {
-        externalProjectName: string;
-        compileOnSaveEnabled: boolean;
-        excludedFiles: ReadonlyArray<NormalizedPath>;
-        private typeAcquisition;
-        getExcludedFiles(): ReadonlyArray<NormalizedPath>;
-        getTypeAcquisition(): TypeAcquisition;
-        setTypeAcquisition(newTypeAcquisition: TypeAcquisition): void;
-    }
-}
-declare namespace ts.server {
-    const maxProgramSizeForNonTsFiles: number;
-    const ProjectsUpdatedInBackgroundEvent = "projectsUpdatedInBackground";
-    const ConfigFileDiagEvent = "configFileDiag";
-    const ProjectLanguageServiceStateEvent = "projectLanguageServiceState";
-    const ProjectInfoTelemetryEvent = "projectInfo";
-    interface ProjectsUpdatedInBackgroundEvent {
-        eventName: typeof ProjectsUpdatedInBackgroundEvent;
-        data: {
-            openFiles: string[];
-        };
-    }
-    interface ConfigFileDiagEvent {
-        eventName: typeof ConfigFileDiagEvent;
-        data: {
-            triggerFile: string;
-            configFileName: string;
-            diagnostics: ReadonlyArray<Diagnostic>;
-        };
-    }
-    interface ProjectLanguageServiceStateEvent {
-        eventName: typeof ProjectLanguageServiceStateEvent;
-        data: {
-            project: Project;
-            languageServiceEnabled: boolean;
-        };
-    }
-    /** This will be converted to the payload of a protocol.TelemetryEvent in session.defaultEventHandler. */
-    interface ProjectInfoTelemetryEvent {
-        readonly eventName: typeof ProjectInfoTelemetryEvent;
-        readonly data: ProjectInfoTelemetryEventData;
-    }
-    interface ProjectInfoTelemetryEventData {
-        /** Cryptographically secure hash of project file location. */
-        readonly projectId: string;
-        /** Count of file extensions seen in the project. */
-        readonly fileStats: FileStats;
-        /**
-         * Any compiler options that might contain paths will be taken out.
-         * Enum compiler options will be converted to strings.
-         */
-        readonly compilerOptions: CompilerOptions;
-        readonly extends: boolean | undefined;
-        readonly files: boolean | undefined;
-        readonly include: boolean | undefined;
-        readonly exclude: boolean | undefined;
-        readonly compileOnSave: boolean;
-        readonly typeAcquisition: ProjectInfoTypeAcquisitionData;
-        readonly configFileName: "tsconfig.json" | "jsconfig.json" | "other";
-        readonly projectType: "external" | "configured";
-        readonly languageServiceEnabled: boolean;
-        /** TypeScript version used by the server. */
-        readonly version: string;
-    }
-    interface ProjectInfoTypeAcquisitionData {
-        readonly enable: boolean;
-        readonly include: boolean;
-        readonly exclude: boolean;
-    }
-    interface FileStats {
-        readonly js: number;
-        readonly jsx: number;
-        readonly ts: number;
-        readonly tsx: number;
-        readonly dts: number;
-    }
-    type ProjectServiceEvent = ProjectsUpdatedInBackgroundEvent | ConfigFileDiagEvent | ProjectLanguageServiceStateEvent | ProjectInfoTelemetryEvent;
-    interface ProjectServiceEventHandler {
-        (event: ProjectServiceEvent): void;
-    }
-    interface SafeList {
-        [name: string]: {
-            match: RegExp;
-            exclude?: (string | number)[][];
-            types?: string[];
-        };
-    }
-    interface TypesMapFile {
-        typesMap: SafeList;
-        simpleMap: {
-            [libName: string]: string;
-        };
-    }
-    function convertFormatOptions(protocolOptions: protocol.FormatCodeSettings): FormatCodeSettings;
-    function convertCompilerOptions(protocolOptions: protocol.ExternalProjectCompilerOptions): CompilerOptions & protocol.CompileOnSaveMixin;
-    function tryConvertScriptKindName(scriptKindName: protocol.ScriptKindName | ScriptKind): ScriptKind;
-    function convertScriptKindName(scriptKindName: protocol.ScriptKindName): ScriptKind.Unknown | ScriptKind.JS | ScriptKind.JSX | ScriptKind.TS | ScriptKind.TSX;
-    /**
-     * This helper function processes a list of projects and return the concatenated, sortd and deduplicated output of processing each project.
-     */
-    function combineProjectOutput<T>(projects: ReadonlyArray<Project>, action: (project: Project) => ReadonlyArray<T>, comparer?: (a: T, b: T) => number, areEqual?: (a: T, b: T) => boolean): T[];
-    interface HostConfiguration {
-        formatCodeOptions: FormatCodeSettings;
-        hostInfo: string;
-        extraFileExtensions?: JsFileExtensionInfo[];
-    }
-    interface OpenConfiguredProjectResult {
-        configFileName?: NormalizedPath;
-        configFileErrors?: ReadonlyArray<Diagnostic>;
-    }
-    interface ProjectServiceOptions {
-        host: ServerHost;
-        logger: Logger;
-        cancellationToken: HostCancellationToken;
-        useSingleInferredProject: boolean;
-        useInferredProjectPerProjectRoot: boolean;
-        typingsInstaller: ITypingsInstaller;
-        eventHandler?: ProjectServiceEventHandler;
-        throttleWaitMilliseconds?: number;
-        globalPlugins?: ReadonlyArray<string>;
-        pluginProbeLocations?: ReadonlyArray<string>;
-        allowLocalPluginLoads?: boolean;
-        typesMapLocation?: string;
-    }
-    class ProjectService {
-        readonly typingsCache: TypingsCache;
-        private readonly documentRegistry;
-        /**
-         * Container of all known scripts
-         */
-        private readonly filenameToScriptInfo;
-        /**
-         * maps external project file name to list of config files that were the part of this project
-         */
-        private readonly externalProjectToConfiguredProjectMap;
-        /**
-         * external projects (configuration and list of root files is not controlled by tsserver)
-         */
-        readonly externalProjects: ExternalProject[];
-        /**
-         * projects built from openFileRoots
-         */
-        readonly inferredProjects: InferredProject[];
-        /**
-         * projects specified by a tsconfig.json file
-         */
-        readonly configuredProjects: Map<ConfiguredProject>;
-        /**
-         * list of open files
-         */
-        readonly openFiles: ScriptInfo[];
-        /**
-         * Map of open files that are opened without complete path but have projectRoot as current directory
-         */
-        private readonly openFilesWithNonRootedDiskPath;
-        private compilerOptionsForInferredProjects;
-        private compilerOptionsForInferredProjectsPerProjectRoot;
-        /**
-         * Project size for configured or external projects
-         */
-        private readonly projectToSizeMap;
-        /**
-         * This is a map of config file paths existance that doesnt need query to disk
-         * - The entry can be present because there is inferred project that needs to watch addition of config file to directory
-         *   In this case the exists could be true/false based on config file is present or not
-         * - Or it is present if we have configured project open with config file at that location
-         *   In this case the exists property is always true
-         */
-        private readonly configFileExistenceInfoCache;
-        private readonly throttledOperations;
-        private readonly hostConfiguration;
-        private safelist;
-        private legacySafelist;
-        private changedFiles;
-        private pendingProjectUpdates;
-        private pendingInferredProjectUpdate;
-        readonly currentDirectory: string;
-        readonly toCanonicalFileName: (f: string) => string;
-        readonly host: ServerHost;
-        readonly logger: Logger;
-        readonly cancellationToken: HostCancellationToken;
-        readonly useSingleInferredProject: boolean;
-        readonly useInferredProjectPerProjectRoot: boolean;
-        readonly typingsInstaller: ITypingsInstaller;
-        readonly throttleWaitMilliseconds?: number;
-        private readonly eventHandler?;
-        readonly globalPlugins: ReadonlyArray<string>;
-        readonly pluginProbeLocations: ReadonlyArray<string>;
-        readonly allowLocalPluginLoads: boolean;
-        readonly typesMapLocation: string | undefined;
-        /** Tracks projects that we have already sent telemetry for. */
-        private readonly seenProjects;
-        constructor(opts: ProjectServiceOptions);
-        private createWatcherLog(watchType, project);
-        toPath(fileName: string): Path;
-        private loadTypesMap();
-        updateTypingsForProject(response: SetTypings | InvalidateCachedTypings): void;
-        private delayInferredProjectsRefresh();
-        private delayUpdateProjectGraph(project);
-        private sendProjectsUpdatedInBackgroundEvent();
-        private delayUpdateProjectGraphs(projects);
-        setCompilerOptionsForInferredProjects(projectCompilerOptions: protocol.ExternalProjectCompilerOptions, projectRootPath?: string): void;
-        findProject(projectName: string): Project | undefined;
-        getDefaultProjectForFile(fileName: NormalizedPath, ensureProject: boolean): Project;
-        getScriptInfoEnsuringProjectsUptoDate(uncheckedFileName: string): ScriptInfo;
-        /**
-         * Ensures the project structures are upto date
-         * This means,
-         * - if there are changedFiles (the files were updated but their containing project graph was not upto date),
-         *   their project graph is updated
-         * - If there are pendingProjectUpdates (scheduled to be updated with delay so they can batch update the graph if there are several changes in short time span)
-         *   their project graph is updated
-         * - If there were project graph updates and/or there was pending inferred project update and/or called forced the inferred project structure refresh
-         *   Inferred projects are created/updated/deleted based on open files states
-         * @param forceInferredProjectsRefresh when true updates the inferred projects even if there is no pending work to update the files/project structures
-         */
-        private ensureProjectStructuresUptoDate(forceInferredProjectsRefresh?);
-        private findContainingExternalProject(fileName);
-        getFormatCodeOptions(file?: NormalizedPath): FormatCodeSettings;
-        private updateProjectGraphs(projects);
-        private onSourceFileChanged(fileName, eventKind);
-        private handleDeletedFile(info);
-        private onConfigChangedForConfiguredProject(project, eventKind);
-        /**
-         * This is the callback function for the config file add/remove/change at any location
-         * that matters to open script info but doesnt have configured project open
-         * for the config file
-         */
-        private onConfigFileChangeForOpenScriptInfo(configFileName, eventKind);
-        private removeProject(project);
-        /**
-         * Remove this file from the set of open, non-configured files.
-         * @param info The file that has been closed or newly configured
-         */
-        private closeOpenFile(info);
-        private deleteOrphanScriptInfoNotInAnyProject();
-        private configFileExists(configFileName, canonicalConfigFilePath, info);
-        private setConfigFileExistenceByNewConfiguredProject(project);
-        /**
-         * Returns true if the configFileExistenceInfo is needed/impacted by open files that are root of inferred project
-         */
-        private configFileExistenceImpactsRootOfInferredProject(configFileExistenceInfo);
-        private setConfigFileExistenceInfoByClosedConfiguredProject(closedProject);
-        private logConfigFileWatchUpdate(configFileName, canonicalConfigFilePath, configFileExistenceInfo, status);
-        /**
-         * Create the watcher for the configFileExistenceInfo
-         */
-        private createConfigFileWatcherOfConfigFileExistence(configFileName, canonicalConfigFilePath, configFileExistenceInfo);
-        /**
-         * Close the config file watcher in the cached ConfigFileExistenceInfo
-         *   if there arent any open files that are root of inferred project
-         */
-        private closeConfigFileWatcherOfConfigFileExistenceInfo(configFileExistenceInfo);
-        /**
-         * This is called on file close, so that we stop watching the config file for this script info
-         */
-        private stopWatchingConfigFilesForClosedScriptInfo(info);
-        /**
-         * This function tries to search for a tsconfig.json for the given file.
-         * This is different from the method the compiler uses because
-         * the compiler can assume it will always start searching in the
-         * current directory (the directory in which tsc was invoked).
-         * The server must start searching from the directory containing
-         * the newly opened file.
-         */
-        private forEachConfigFileLocation(info, action, projectRootPath?);
-        /**
-         * This function tries to search for a tsconfig.json for the given file.
-         * This is different from the method the compiler uses because
-         * the compiler can assume it will always start searching in the
-         * current directory (the directory in which tsc was invoked).
-         * The server must start searching from the directory containing
-         * the newly opened file.
-         */
-        private getConfigFileNameForFile(info, projectRootPath?);
-        private printProjects();
-        private findConfiguredProjectByProjectName(configFileName);
-        private getConfiguredProjectByCanonicalConfigFilePath(canonicalConfigFilePath);
-        private findExternalProjectByProjectName(projectFileName);
-        private convertConfigFileContentToProjectOptions(configFilename, cachedDirectoryStructureHost);
-        private exceededTotalSizeLimitForNonTsFiles<T>(name, options, fileNames, propertyReader);
-        private createExternalProject(projectFileName, files, options, typeAcquisition, excludedFiles);
-        private sendProjectTelemetry(projectKey, project, projectOptions?);
-        private addFilesToNonInferredProjectAndUpdateGraph<T>(project, files, propertyReader, typeAcquisition);
-        private createConfiguredProject(configFileName);
-        private updateNonInferredProjectFiles<T>(project, files, propertyReader);
-        private updateNonInferredProject<T>(project, newUncheckedFiles, propertyReader, newOptions, newTypeAcquisition, compileOnSave);
-        private sendConfigFileDiagEvent(project, triggerFile);
-        private getOrCreateInferredProjectForProjectRootPathIfEnabled(info, projectRootPath);
-        private getOrCreateSingleInferredProjectIfEnabled();
-        private createInferredProject(currentDirectory, isSingleInferredProject?, projectRootPath?);
-        getScriptInfo(uncheckedFileName: string): ScriptInfo;
-        private watchClosedScriptInfo(info);
-        private stopWatchingScriptInfo(info);
-        getOrCreateScriptInfoForNormalizedPath(fileName: NormalizedPath, openedByClient: boolean, fileContent?: string, scriptKind?: ScriptKind, hasMixedContent?: boolean, hostToQueryFileExistsOn?: DirectoryStructureHost): ScriptInfo;
-        private getOrCreateScriptInfoWorker(fileName, currentDirectory, openedByClient, fileContent?, scriptKind?, hasMixedContent?, hostToQueryFileExistsOn?);
-        /**
-         * This gets the script info for the normalized path. If the path is not rooted disk path then the open script info with project root context is preferred
-         */
-        getScriptInfoForNormalizedPath(fileName: NormalizedPath): ScriptInfo;
-        getScriptInfoForPath(fileName: Path): ScriptInfo;
-        setHostConfiguration(args: protocol.ConfigureRequestArguments): void;
-        closeLog(): void;
-        /**
-         * This function rebuilds the project for every file opened by the client
-         * This does not reload contents of open files from disk. But we could do that if needed
-         */
-        reloadProjects(): void;
-        private delayReloadConfiguredProjectForFiles(configFileExistenceInfo, ignoreIfNotRootOfInferredProject);
-        /**
-         * This function goes through all the openFiles and tries to file the config file for them.
-         * If the config file is found and it refers to existing project, it reloads it either immediately
-         * or schedules it for reload depending on delayReload option
-         * If the there is no existing project it just opens the configured project for the config file
-         */
-        private reloadConfiguredProjectForFiles(openFiles, delayReload);
-        /**
-         * Remove the root of inferred project if script info is part of another project
-         */
-        private removeRootOfInferredProjectIfNowPartOfOtherProject(info);
-        /**
-         * This function is to update the project structure for every inferred project.
-         * It is called on the premise that all the configured projects are
-         * up to date.
-         * This will go through open files and assign them to inferred project if open file is not part of any other project
-         * After that all the inferred project graphs are updated
-         */
-        private refreshInferredProjects();
-        /**
-         * Open file whose contents is managed by the client
-         * @param filename is absolute pathname
-         * @param fileContent is a known version of the file content that is more up to date than the one on disk
-         */
-        openClientFile(fileName: string, fileContent?: string, scriptKind?: ScriptKind, projectRootPath?: string): OpenConfiguredProjectResult;
-        openClientFileWithNormalizedPath(fileName: NormalizedPath, fileContent?: string, scriptKind?: ScriptKind, hasMixedContent?: boolean, projectRootPath?: NormalizedPath): OpenConfiguredProjectResult;
-        /**
-         * Close file whose contents is managed by the client
-         * @param filename is absolute pathname
-         */
-        closeClientFile(uncheckedFileName: string): void;
-        private collectChanges(lastKnownProjectVersions, currentProjects, result);
-        private closeConfiguredProjectReferencedFromExternalProject(configFile);
-        closeExternalProject(uncheckedFileName: string, suppressRefresh?: boolean): void;
-        openExternalProjects(projects: protocol.ExternalProject[]): void;
-        /** Makes a filename safe to insert in a RegExp */
-        private static readonly filenameEscapeRegexp;
-        private static escapeFilenameForRegex(filename);
-        resetSafeList(): void;
-        applySafeList(proj: protocol.ExternalProject): NormalizedPath[];
-        openExternalProject(proj: protocol.ExternalProject, suppressRefreshOfInferredProjects?: boolean): void;
-    }
-}
-
-export = ts;
-export as namespace ts;
\ No newline at end of file