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227 lines
No EOL
8.8 KiB
Text
227 lines
No EOL
8.8 KiB
Text
import * as ts from 'typescript';
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import { AST_NODE_TYPES, AST_TOKEN_TYPES, TSESTree } from './ts-estree';
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declare const SyntaxKind: typeof ts.SyntaxKind;
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interface TokenToText extends TSESTree.PunctuatorTokenToText {
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[SyntaxKind.ImportKeyword]: 'import';
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[SyntaxKind.InKeyword]: 'in';
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[SyntaxKind.InstanceOfKeyword]: 'instanceof';
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[SyntaxKind.NewKeyword]: 'new';
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[SyntaxKind.KeyOfKeyword]: 'keyof';
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[SyntaxKind.ReadonlyKeyword]: 'readonly';
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[SyntaxKind.UniqueKeyword]: 'unique';
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}
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/**
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* Returns true if the given ts.Token is the assignment operator
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* @param operator the operator token
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* @returns is assignment
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*/
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export declare function isAssignmentOperator<T extends ts.SyntaxKind>(operator: ts.Token<T>): boolean;
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/**
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* Returns true if the given ts.Token is a logical operator
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* @param operator the operator token
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* @returns is a logical operator
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*/
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export declare function isLogicalOperator<T extends ts.SyntaxKind>(operator: ts.Token<T>): boolean;
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/**
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* Returns the string form of the given TSToken SyntaxKind
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* @param kind the token's SyntaxKind
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* @returns the token applicable token as a string
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*/
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export declare function getTextForTokenKind<T extends ts.SyntaxKind>(kind: T): T extends keyof TokenToText ? TokenToText[T] : string | undefined;
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/**
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* Returns true if the given ts.Node is a valid ESTree class member
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* @param node TypeScript AST node
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* @returns is valid ESTree class member
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*/
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export declare function isESTreeClassMember(node: ts.Node): boolean;
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/**
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* Checks if a ts.Node has a modifier
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* @param modifierKind TypeScript SyntaxKind modifier
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* @param node TypeScript AST node
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* @returns has the modifier specified
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*/
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export declare function hasModifier(modifierKind: ts.KeywordSyntaxKind, node: ts.Node): boolean;
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/**
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* Get last last modifier in ast
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* @param node TypeScript AST node
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* @returns returns last modifier if present or null
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*/
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export declare function getLastModifier(node: ts.Node): ts.Modifier | null;
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/**
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* Returns true if the given ts.Token is a comma
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* @param token the TypeScript token
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* @returns is comma
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*/
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export declare function isComma(token: ts.Node): token is ts.Token<ts.SyntaxKind.CommaToken>;
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/**
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* Returns true if the given ts.Node is a comment
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* @param node the TypeScript node
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* @returns is comment
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*/
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export declare function isComment(node: ts.Node): boolean;
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/**
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* Returns true if the given ts.Node is a JSDoc comment
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* @param node the TypeScript node
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* @returns is JSDoc comment
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*/
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export declare function isJSDocComment(node: ts.Node): node is ts.JSDoc;
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/**
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* Returns the binary expression type of the given ts.Token
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* @param operator the operator token
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* @returns the binary expression type
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*/
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export declare function getBinaryExpressionType<T extends ts.SyntaxKind>(operator: ts.Token<T>): AST_NODE_TYPES.AssignmentExpression | AST_NODE_TYPES.LogicalExpression | AST_NODE_TYPES.BinaryExpression;
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/**
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* Returns line and column data for the given positions,
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* @param pos position to check
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* @param ast the AST object
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* @returns line and column
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*/
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export declare function getLineAndCharacterFor(pos: number, ast: ts.SourceFile): TSESTree.Position;
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/**
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* Returns line and column data for the given start and end positions,
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* for the given AST
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* @param start start data
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* @param end end data
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* @param ast the AST object
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* @returns the loc data
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*/
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export declare function getLocFor(start: number, end: number, ast: ts.SourceFile): TSESTree.SourceLocation;
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/**
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* Check whatever node can contain directive
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* @param node
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* @returns returns true if node can contain directive
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*/
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export declare function canContainDirective(node: ts.SourceFile | ts.Block | ts.ModuleBlock | ts.ClassStaticBlockDeclaration): boolean;
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/**
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* Returns range for the given ts.Node
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* @param node the ts.Node or ts.Token
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* @param ast the AST object
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* @returns the range data
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*/
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export declare function getRange(node: ts.Node, ast: ts.SourceFile): [number, number];
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/**
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* Returns true if a given ts.Node is a token
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* @param node the ts.Node
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* @returns is a token
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*/
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export declare function isToken(node: ts.Node): node is ts.Token<ts.TokenSyntaxKind>;
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/**
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* Returns true if a given ts.Node is a JSX token
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* @param node ts.Node to be checked
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* @returns is a JSX token
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*/
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export declare function isJSXToken(node: ts.Node): boolean;
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/**
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* Returns the declaration kind of the given ts.Node
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* @param node TypeScript AST node
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* @returns declaration kind
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*/
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export declare function getDeclarationKind(node: ts.VariableDeclarationList): 'let' | 'const' | 'var';
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/**
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* Gets a ts.Node's accessibility level
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* @param node The ts.Node
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* @returns accessibility "public", "protected", "private", or null
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*/
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export declare function getTSNodeAccessibility(node: ts.Node): 'public' | 'protected' | 'private' | null;
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/**
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* Finds the next token based on the previous one and its parent
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* Had to copy this from TS instead of using TS's version because theirs doesn't pass the ast to getChildren
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* @param previousToken The previous TSToken
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* @param parent The parent TSNode
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* @param ast The TS AST
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* @returns the next TSToken
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*/
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export declare function findNextToken(previousToken: ts.TextRange, parent: ts.Node, ast: ts.SourceFile): ts.Node | undefined;
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/**
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* Find the first matching ancestor based on the given predicate function.
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* @param node The current ts.Node
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* @param predicate The predicate function to apply to each checked ancestor
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* @returns a matching parent ts.Node
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*/
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export declare function findFirstMatchingAncestor(node: ts.Node, predicate: (node: ts.Node) => boolean): ts.Node | undefined;
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/**
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* Returns true if a given ts.Node has a JSX token within its hierarchy
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* @param node ts.Node to be checked
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* @returns has JSX ancestor
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*/
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export declare function hasJSXAncestor(node: ts.Node): boolean;
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/**
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* Unescape the text content of string literals, e.g. & -> &
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* @param text The escaped string literal text.
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* @returns The unescaped string literal text.
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*/
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export declare function unescapeStringLiteralText(text: string): string;
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/**
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* Returns true if a given ts.Node is a computed property
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* @param node ts.Node to be checked
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* @returns is Computed Property
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*/
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export declare function isComputedProperty(node: ts.Node): node is ts.ComputedPropertyName;
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/**
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* Returns true if a given ts.Node is optional (has QuestionToken)
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* @param node ts.Node to be checked
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* @returns is Optional
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*/
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export declare function isOptional(node: {
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questionToken?: ts.QuestionToken;
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}): boolean;
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/**
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* Returns true if the node is an optional chain node
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*/
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export declare function isChainExpression(node: TSESTree.Node): node is TSESTree.ChainExpression;
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/**
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* Returns true of the child of property access expression is an optional chain
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*/
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export declare function isChildUnwrappableOptionalChain(node: ts.PropertyAccessExpression | ts.ElementAccessExpression | ts.CallExpression | ts.NonNullExpression, child: TSESTree.Node): boolean;
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/**
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* Returns the type of a given ts.Token
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* @param token the ts.Token
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* @returns the token type
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*/
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export declare function getTokenType(token: ts.Identifier | ts.Token<ts.SyntaxKind>): Exclude<AST_TOKEN_TYPES, AST_TOKEN_TYPES.Line | AST_TOKEN_TYPES.Block>;
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/**
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* Extends and formats a given ts.Token, for a given AST
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* @param token the ts.Token
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* @param ast the AST object
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* @returns the converted Token
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*/
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export declare function convertToken(token: ts.Token<ts.TokenSyntaxKind>, ast: ts.SourceFile): TSESTree.Token;
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/**
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* Converts all tokens for the given AST
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* @param ast the AST object
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* @returns the converted Tokens
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*/
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export declare function convertTokens(ast: ts.SourceFile): TSESTree.Token[];
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export declare class TSError extends Error {
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readonly fileName: string;
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readonly index: number;
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readonly lineNumber: number;
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readonly column: number;
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constructor(message: string, fileName: string, index: number, lineNumber: number, column: number);
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}
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/**
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* @param ast the AST object
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* @param start the index at which the error starts
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* @param message the error message
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* @returns converted error object
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*/
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export declare function createError(ast: ts.SourceFile, start: number, message: string): TSError;
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/**
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* @param n the TSNode
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* @param ast the TS AST
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*/
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export declare function nodeHasTokens(n: ts.Node, ast: ts.SourceFile): boolean;
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/**
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* Like `forEach`, but suitable for use with numbers and strings (which may be falsy).
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* @template T
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* @template U
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* @param array
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* @param callback
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*/
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export declare function firstDefined<T, U>(array: readonly T[] | undefined, callback: (element: T, index: number) => U | undefined): U | undefined;
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export declare function identifierIsThisKeyword(id: ts.Identifier): boolean;
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export declare function isThisIdentifier(node: ts.Node | undefined): node is ts.Identifier;
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export declare function isThisInTypeQuery(node: ts.Node): boolean;
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export {};
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//# sourceMappingURL=node-utils.d.ts.map |