266 lines
16 KiB
TypeScript
266 lines
16 KiB
TypeScript
import * as ts from 'typescript';
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import { NodeWrap } from './convert-ast';
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export declare function getChildOfKind<T extends ts.SyntaxKind>(node: ts.Node, kind: T, sourceFile?: ts.SourceFile): ts.Token<T> | undefined;
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export declare function isTokenKind(kind: ts.SyntaxKind): boolean;
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export declare function isNodeKind(kind: ts.SyntaxKind): boolean;
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export declare function isAssignmentKind(kind: ts.SyntaxKind): boolean;
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export declare function isTypeNodeKind(kind: ts.SyntaxKind): boolean;
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export declare function isJsDocKind(kind: ts.SyntaxKind): boolean;
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export declare function isKeywordKind(kind: ts.SyntaxKind): boolean;
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export declare function isThisParameter(parameter: ts.ParameterDeclaration): boolean;
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export declare function getModifier(node: ts.Node, kind: ts.Modifier['kind']): ts.Modifier | undefined;
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export declare function hasModifier(modifiers: ts.ModifiersArray | undefined, ...kinds: Array<ts.Modifier['kind']>): boolean;
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export declare function isParameterProperty(node: ts.ParameterDeclaration): boolean;
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export declare function hasAccessModifier(node: ts.ClassElement | ts.ParameterDeclaration): boolean;
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export declare const isNodeFlagSet: (node: ts.Node, flag: ts.NodeFlags) => boolean;
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export declare const isTypeFlagSet: (type: ts.Type, flag: ts.TypeFlags) => boolean;
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export declare const isSymbolFlagSet: (symbol: ts.Symbol, flag: ts.SymbolFlags) => boolean;
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export declare function isObjectFlagSet(objectType: ts.ObjectType, flag: ts.ObjectFlags): boolean;
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export declare function isModifierFlagSet(node: ts.Node, flag: ts.ModifierFlags): boolean;
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export declare function getPreviousStatement(statement: ts.Statement): ts.Statement | undefined;
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export declare function getNextStatement(statement: ts.Statement): ts.Statement | undefined;
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/** Returns the token before the start of `node` or `undefined` if there is none. */
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export declare function getPreviousToken(node: ts.Node, sourceFile?: ts.SourceFile): ts.Node | undefined;
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/** Returns the next token that begins after the end of `node`. Returns `undefined` for SourceFile and EndOfFileToken */
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export declare function getNextToken(node: ts.Node, sourceFile?: ts.SourceFile): ts.Node | undefined;
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/** Returns the token at or following the specified position or undefined if none is found inside `parent`. */
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export declare function getTokenAtPosition(parent: ts.Node, pos: number, sourceFile?: ts.SourceFile, allowJsDoc?: boolean): ts.Node | undefined;
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/**
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* Return the comment at the specified position.
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* You can pass an optional `parent` to avoid some work finding the corresponding token starting at `sourceFile`.
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* If the `parent` parameter is passed, `pos` must be between `parent.pos` and `parent.end`.
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*/
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export declare function getCommentAtPosition(sourceFile: ts.SourceFile, pos: number, parent?: ts.Node): ts.CommentRange | undefined;
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/**
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* Returns whether the specified position is inside a comment.
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* You can pass an optional `parent` to avoid some work finding the corresponding token starting at `sourceFile`.
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* If the `parent` parameter is passed, `pos` must be between `parent.pos` and `parent.end`.
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*/
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export declare function isPositionInComment(sourceFile: ts.SourceFile, pos: number, parent?: ts.Node): boolean;
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export declare function commentText(sourceText: string, comment: ts.CommentRange): string;
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/** Returns the deepest AST Node at `pos`. Returns undefined if `pos` is outside of the range of `node` */
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export declare function getAstNodeAtPosition(node: ts.Node, pos: number): ts.Node | undefined;
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/**
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* Returns the NodeWrap of deepest AST node that contains `pos` between its `pos` and `end`.
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* Only returns undefined if pos is outside of `wrap`
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*/
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export declare function getWrappedNodeAtPosition(wrap: NodeWrap, pos: number): NodeWrap | undefined;
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export declare function getPropertyName(propertyName: ts.PropertyName): string | undefined;
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export declare function forEachDestructuringIdentifier<T>(pattern: ts.BindingPattern, fn: (element: ts.BindingElement & {
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name: ts.Identifier;
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}) => T): T | undefined;
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export declare function forEachDeclaredVariable<T>(declarationList: ts.VariableDeclarationList, cb: (element: (ts.VariableDeclaration | ts.BindingElement) & {
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name: ts.Identifier;
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}) => T): T | undefined;
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export declare enum VariableDeclarationKind {
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Var = 0,
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Let = 1,
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Const = 2
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}
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export declare function getVariableDeclarationKind(declarationList: ts.VariableDeclarationList): VariableDeclarationKind;
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export declare function isBlockScopedVariableDeclarationList(declarationList: ts.VariableDeclarationList): boolean;
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export declare function isBlockScopedVariableDeclaration(declaration: ts.VariableDeclaration): boolean;
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export declare function isBlockScopedDeclarationStatement(statement: ts.Statement): statement is ts.DeclarationStatement;
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export declare function isInSingleStatementContext(statement: ts.Statement): boolean;
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export declare enum ScopeBoundary {
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None = 0,
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Function = 1,
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Block = 2,
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Type = 4,
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ConditionalType = 8
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}
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export declare enum ScopeBoundarySelector {
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Function = 1,
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Block = 3,
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Type = 7,
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InferType = 8
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}
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export declare function isScopeBoundary(node: ts.Node): ScopeBoundary;
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export declare function isTypeScopeBoundary(node: ts.Node): ScopeBoundary;
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export declare function isFunctionScopeBoundary(node: ts.Node): ScopeBoundary;
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export declare function isBlockScopeBoundary(node: ts.Node): ScopeBoundary;
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/** Returns true for scope boundaries that have their own `this` reference instead of inheriting it from the containing scope */
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export declare function hasOwnThisReference(node: ts.Node): boolean;
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export declare function isFunctionWithBody(node: ts.Node): node is ts.FunctionLikeDeclaration & {
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body: {};
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};
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/**
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* Iterate over all tokens of `node`
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*
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* @param node The node whose tokens should be visited
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* @param cb Is called for every token contained in `node`
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*/
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export declare function forEachToken(node: ts.Node, cb: (node: ts.Node) => void, sourceFile?: ts.SourceFile): void;
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export declare type ForEachTokenCallback = (fullText: string, kind: ts.SyntaxKind, range: ts.TextRange, parent: ts.Node) => void;
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/**
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* Iterate over all tokens and trivia of `node`
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*
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* @description JsDoc comments are treated like regular comments
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*
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* @param node The node whose tokens should be visited
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* @param cb Is called for every token contained in `node` and trivia before the token
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*/
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export declare function forEachTokenWithTrivia(node: ts.Node, cb: ForEachTokenCallback, sourceFile?: ts.SourceFile): void;
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export declare type ForEachCommentCallback = (fullText: string, comment: ts.CommentRange) => void;
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/** Iterate over all comments owned by `node` or its children */
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export declare function forEachComment(node: ts.Node, cb: ForEachCommentCallback, sourceFile?: ts.SourceFile): void;
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export interface LineRange extends ts.TextRange {
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contentLength: number;
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}
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export declare function getLineRanges(sourceFile: ts.SourceFile): LineRange[];
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/** Get the line break style used in sourceFile. This function only looks at the first line break. If there is none, \n is assumed. */
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export declare function getLineBreakStyle(sourceFile: ts.SourceFile): "\n" | "\r\n";
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/**
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* Determines whether the given text parses as a standalone identifier.
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* This is not a guarantee that it works in every context. The property name in PropertyAccessExpressions for example allows reserved words.
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* Depending on the context it could be parsed as contextual keyword or TypeScript keyword.
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*/
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export declare function isValidIdentifier(text: string, languageVersion?: ts.ScriptTarget): boolean;
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/**
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* Determines whether the given text can be used to access a property with a PropertyAccessExpression while preserving the property's name.
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*/
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export declare function isValidPropertyAccess(text: string, languageVersion?: ts.ScriptTarget): boolean;
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/**
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* Determines whether the given text can be used as unquoted name of a property declaration while preserving the property's name.
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*/
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export declare function isValidPropertyName(text: string, languageVersion?: ts.ScriptTarget): boolean;
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/**
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* Determines whether the given text can be parsed as a numeric literal.
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*/
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export declare function isValidNumericLiteral(text: string, languageVersion?: ts.ScriptTarget): boolean;
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/**
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* Determines whether the given text can be used as JSX tag or attribute name while preserving the exact name.
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*/
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export declare function isValidJsxIdentifier(text: string, languageVersion?: ts.ScriptTarget): boolean;
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export declare function isNumericPropertyName(name: string | ts.__String): boolean;
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export declare function isSameLine(sourceFile: ts.SourceFile, pos1: number, pos2: number): boolean;
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export declare enum SideEffectOptions {
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None = 0,
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TaggedTemplate = 1,
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Constructor = 2,
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JsxElement = 4
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}
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export declare function hasSideEffects(node: ts.Expression, options?: SideEffectOptions): boolean;
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/** Returns the VariableDeclaration or ParameterDeclaration that contains the BindingElement */
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export declare function getDeclarationOfBindingElement(node: ts.BindingElement): ts.VariableDeclaration | ts.ParameterDeclaration;
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export declare function isExpressionValueUsed(node: ts.Expression): boolean;
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export declare enum AccessKind {
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None = 0,
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Read = 1,
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Write = 2,
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Delete = 4,
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ReadWrite = 3,
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Modification = 6
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}
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export declare function getAccessKind(node: ts.Node): AccessKind;
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export declare function isReassignmentTarget(node: ts.Expression): boolean;
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export declare function canHaveJsDoc(node: ts.Node): node is ts.HasJSDoc;
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/** Gets the JSDoc of a node. For performance reasons this function should only be called when `canHaveJsDoc` returns true. */
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export declare function getJsDoc(node: ts.Node, sourceFile?: ts.SourceFile): ts.JSDoc[];
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/**
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* Parses the JsDoc of any node. This function is made for nodes that don't get their JsDoc parsed by the TypeScript parser.
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*
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* @param considerTrailingComments When set to `true` this function uses the trailing comments if the node starts on the same line
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* as the previous node ends.
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*/
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export declare function parseJsDocOfNode(node: ts.Node, considerTrailingComments?: boolean, sourceFile?: ts.SourceFile): ts.JSDoc[];
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export declare enum ImportKind {
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ImportDeclaration = 1,
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ImportEquals = 2,
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ExportFrom = 4,
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DynamicImport = 8,
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Require = 16,
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ImportType = 32,
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All = 63,
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AllImports = 59,
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AllStaticImports = 3,
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AllImportExpressions = 24,
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AllRequireLike = 18
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}
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export declare function findImports(sourceFile: ts.SourceFile, kinds: ImportKind, ignoreFileName?: boolean): (ts.StringLiteral | ts.NoSubstitutionTemplateLiteral)[];
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export declare type ImportLike = ts.ImportDeclaration | ts.ImportEqualsDeclaration & {
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moduleReference: ts.ExternalModuleReference;
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} | ts.ExportDeclaration & {
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moduleSpecifier: {};
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} | ts.CallExpression & {
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expression: ts.Token<ts.SyntaxKind.ImportKeyword> | ts.Identifier & {
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text: 'require';
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};
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arguments: [ts.Expression, ...ts.Expression[]];
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} | ts.ImportTypeNode;
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export declare function findImportLikeNodes(sourceFile: ts.SourceFile, kinds: ImportKind, ignoreFileName?: boolean): ImportLike[];
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/**
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* Ambient context means the statement itself has the `declare` keyword
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* or is inside a `declare namespace`, `delcare module` or `declare global`.
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*/
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export declare function isStatementInAmbientContext(node: ts.Statement): boolean;
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/** Includes `declare namespace`, `declare module` and `declare global` and namespace nested in one of the aforementioned. */
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export declare function isAmbientModuleBlock(node: ts.Node): node is ts.ModuleBlock;
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export declare function getIIFE(func: ts.FunctionExpression | ts.ArrowFunction): ts.CallExpression | undefined;
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export declare type StrictCompilerOption = 'noImplicitAny' | 'noImplicitThis' | 'strictNullChecks' | 'strictFunctionTypes' | 'strictPropertyInitialization' | 'alwaysStrict' | 'strictBindCallApply';
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export declare function isStrictCompilerOptionEnabled(options: ts.CompilerOptions, option: StrictCompilerOption): boolean;
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export declare type BooleanCompilerOptions = {
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[K in keyof ts.CompilerOptions]: NonNullable<ts.CompilerOptions[K]> extends boolean ? K : never;
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} extends {
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[_ in keyof ts.CompilerOptions]: infer U;
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} ? U : never;
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/**
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* Checks if a given compiler option is enabled.
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* It handles dependencies of options, e.g. `declaration` is implicitly enabled by `composite` or `strictNullChecks` is enabled by `strict`.
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* However, it does not check dependencies that are already checked and reported as errors, e.g. `checkJs` without `allowJs`.
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* This function only handles boolean flags.
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*/
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export declare function isCompilerOptionEnabled(options: ts.CompilerOptions, option: BooleanCompilerOptions | 'stripInternal'): boolean;
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/**
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* Has nothing to do with `isAmbientModuleBlock`.
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*
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* @returns `true` if it's a global augmentation or has a string name.
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*/
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export declare function isAmbientModule(node: ts.ModuleDeclaration): boolean;
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/**
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* @deprecated use `getTsCheckDirective` instead since `// @ts-nocheck` is no longer restricted to JS files.
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* @returns the last `// @ts-check` or `// @ts-nocheck` directive in the given file.
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*/
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export declare function getCheckJsDirective(source: string): ts.CheckJsDirective | undefined;
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/** @returns the last `// @ts-check` or `// @ts-nocheck` directive in the given file. */
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export declare function getTsCheckDirective(source: string): ts.CheckJsDirective | undefined;
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export declare function isConstAssertion(node: ts.AssertionExpression): boolean;
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/** Detects whether an expression is affected by an enclosing 'as const' assertion and therefore treated literally. */
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export declare function isInConstContext(node: ts.Expression): boolean;
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/** Returns true for `Object.defineProperty(o, 'prop', {value, writable: false})` and `Object.defineProperty(o, 'prop', {get: () => 1})`*/
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export declare function isReadonlyAssignmentDeclaration(node: ts.CallExpression, checker: ts.TypeChecker): boolean;
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/** Determines whether a call to `Object.defineProperty` is statically analyzable. */
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export declare function isBindableObjectDefinePropertyCall(node: ts.CallExpression): boolean;
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export interface WellKnownSymbolLiteral extends ts.PropertyAccessExpression {
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expression: ts.Identifier & {
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text: 'Symbol';
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escapedText: 'symbol';
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};
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}
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export declare function isWellKnownSymbolLiterally(node: ts.Expression): node is WellKnownSymbolLiteral;
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export interface PropertyName {
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displayName: string;
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symbolName: ts.__String;
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}
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/** @deprecated typescript 4.3 removed the concept of literal well known symbols. Use `getPropertyNameFromType` instead. */
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export declare function getPropertyNameOfWellKnownSymbol(node: WellKnownSymbolLiteral): PropertyName;
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export interface LateBoundPropertyNames {
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/** Whether all constituents are literal names. */
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known: boolean;
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names: PropertyName[];
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}
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export declare function getLateBoundPropertyNames(node: ts.Expression, checker: ts.TypeChecker): LateBoundPropertyNames;
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export declare function getLateBoundPropertyNamesOfPropertyName(node: ts.PropertyName, checker: ts.TypeChecker): LateBoundPropertyNames;
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/** Most declarations demand there to be only one statically known name, e.g. class members with computed name. */
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export declare function getSingleLateBoundPropertyNameOfPropertyName(node: ts.PropertyName, checker: ts.TypeChecker): PropertyName | undefined;
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export declare function unwrapParentheses(node: ts.Expression): ts.Expression;
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export declare function formatPseudoBigInt(v: ts.PseudoBigInt): `${string}n` | `-${string}n`;
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/**
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* Determines whether the given `SwitchStatement`'s `case` clauses cover every possible value of the switched expression.
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* The logic is the same as TypeScript's control flow analysis.
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* This does **not** check whether all `case` clauses do a certain action like assign a variable or return a value.
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* This function ignores the `default` clause if present.
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*/
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export declare function hasExhaustiveCaseClauses(node: ts.SwitchStatement, checker: ts.TypeChecker): boolean;
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export declare function getBaseOfClassLikeExpression(node: ts.ClassLikeDeclaration): ts.ExpressionWithTypeArguments | undefined;
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