Marc Mintel
5397309103
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1597 lines
62 KiB
Plaintext
1597 lines
62 KiB
Plaintext
import * as ESTree from "estree";
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import { JSONSchema4 } from "json-schema";
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import { LegacyESLint } from "./use-at-your-own-risk";
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export namespace AST {
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type TokenType =
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| "Boolean"
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| "Null"
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| "Identifier"
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| "Keyword"
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| "Punctuator"
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| "JSXIdentifier"
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| "JSXText"
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| "Numeric"
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| "String"
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| "RegularExpression";
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interface Token {
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type: TokenType;
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value: string;
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range: Range;
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loc: SourceLocation;
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}
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interface SourceLocation {
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start: ESTree.Position;
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end: ESTree.Position;
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}
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type Range = [number, number];
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interface Program extends ESTree.Program {
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comments: ESTree.Comment[];
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tokens: Token[];
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loc: SourceLocation;
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range: Range;
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}
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}
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export namespace Scope {
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interface ScopeManager {
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scopes: Scope[];
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globalScope: Scope | null;
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acquire(node: ESTree.Node, inner?: boolean): Scope | null;
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getDeclaredVariables(node: ESTree.Node): Variable[];
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}
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interface Scope {
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type:
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| "block"
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| "catch"
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| "class"
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| "for"
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| "function"
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| "function-expression-name"
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| "global"
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| "module"
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| "switch"
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| "with"
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| "TDZ";
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isStrict: boolean;
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upper: Scope | null;
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childScopes: Scope[];
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variableScope: Scope;
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block: ESTree.Node;
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variables: Variable[];
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set: Map<string, Variable>;
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references: Reference[];
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through: Reference[];
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functionExpressionScope: boolean;
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}
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interface Variable {
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name: string;
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scope: Scope;
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identifiers: ESTree.Identifier[];
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references: Reference[];
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defs: Definition[];
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}
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interface Reference {
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identifier: ESTree.Identifier;
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from: Scope;
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resolved: Variable | null;
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writeExpr: ESTree.Node | null;
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init: boolean;
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isWrite(): boolean;
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isRead(): boolean;
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isWriteOnly(): boolean;
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isReadOnly(): boolean;
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isReadWrite(): boolean;
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}
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type DefinitionType =
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| { type: "CatchClause"; node: ESTree.CatchClause; parent: null }
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| { type: "ClassName"; node: ESTree.ClassDeclaration | ESTree.ClassExpression; parent: null }
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| { type: "FunctionName"; node: ESTree.FunctionDeclaration | ESTree.FunctionExpression; parent: null }
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| { type: "ImplicitGlobalVariable"; node: ESTree.Program; parent: null }
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| {
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type: "ImportBinding";
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node: ESTree.ImportSpecifier | ESTree.ImportDefaultSpecifier | ESTree.ImportNamespaceSpecifier;
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parent: ESTree.ImportDeclaration;
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}
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| {
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type: "Parameter";
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node: ESTree.FunctionDeclaration | ESTree.FunctionExpression | ESTree.ArrowFunctionExpression;
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parent: null;
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}
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| { type: "TDZ"; node: any; parent: null }
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| { type: "Variable"; node: ESTree.VariableDeclarator; parent: ESTree.VariableDeclaration };
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type Definition = DefinitionType & { name: ESTree.Identifier };
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}
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// #region SourceCode
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export class SourceCode {
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text: string;
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ast: AST.Program;
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lines: string[];
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hasBOM: boolean;
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parserServices: SourceCode.ParserServices;
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scopeManager: Scope.ScopeManager;
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visitorKeys: SourceCode.VisitorKeys;
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constructor(text: string, ast: AST.Program);
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constructor(config: SourceCode.Config);
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static splitLines(text: string): string[];
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getText(node?: ESTree.Node, beforeCount?: number, afterCount?: number): string;
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getLines(): string[];
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getAllComments(): ESTree.Comment[];
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getAncestors(node: ESTree.Node): ESTree.Node[];
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getDeclaredVariables(node: ESTree.Node): Scope.Variable[];
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getJSDocComment(node: ESTree.Node): ESTree.Comment | null;
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getNodeByRangeIndex(index: number): ESTree.Node | null;
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isSpaceBetweenTokens(first: AST.Token, second: AST.Token): boolean;
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getLocFromIndex(index: number): ESTree.Position;
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getIndexFromLoc(location: ESTree.Position): number;
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// Inherited methods from TokenStore
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// ---------------------------------
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getTokenByRangeStart(offset: number, options?: { includeComments: false }): AST.Token | null;
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getTokenByRangeStart(offset: number, options: { includeComments: boolean }): AST.Token | ESTree.Comment | null;
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getFirstToken: SourceCode.UnaryNodeCursorWithSkipOptions;
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getFirstTokens: SourceCode.UnaryNodeCursorWithCountOptions;
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getLastToken: SourceCode.UnaryNodeCursorWithSkipOptions;
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getLastTokens: SourceCode.UnaryNodeCursorWithCountOptions;
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getTokenBefore: SourceCode.UnaryCursorWithSkipOptions;
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getTokensBefore: SourceCode.UnaryCursorWithCountOptions;
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getTokenAfter: SourceCode.UnaryCursorWithSkipOptions;
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getTokensAfter: SourceCode.UnaryCursorWithCountOptions;
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getFirstTokenBetween: SourceCode.BinaryCursorWithSkipOptions;
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getFirstTokensBetween: SourceCode.BinaryCursorWithCountOptions;
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getLastTokenBetween: SourceCode.BinaryCursorWithSkipOptions;
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getLastTokensBetween: SourceCode.BinaryCursorWithCountOptions;
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getTokensBetween: SourceCode.BinaryCursorWithCountOptions;
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getTokens:
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& ((node: ESTree.Node, beforeCount?: number, afterCount?: number) => AST.Token[])
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& SourceCode.UnaryNodeCursorWithCountOptions;
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commentsExistBetween(
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left: ESTree.Node | AST.Token | ESTree.Comment,
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right: ESTree.Node | AST.Token | ESTree.Comment,
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): boolean;
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getCommentsBefore(nodeOrToken: ESTree.Node | AST.Token): ESTree.Comment[];
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getCommentsAfter(nodeOrToken: ESTree.Node | AST.Token): ESTree.Comment[];
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getCommentsInside(node: ESTree.Node): ESTree.Comment[];
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getScope(node: ESTree.Node): Scope.Scope;
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isSpaceBetween(
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first: ESTree.Node | AST.Token,
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second: ESTree.Node | AST.Token,
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): boolean;
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markVariableAsUsed(name: string, refNode?: ESTree.Node): boolean;
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}
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export namespace SourceCode {
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interface Config {
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text: string;
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ast: AST.Program;
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parserServices?: ParserServices | undefined;
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scopeManager?: Scope.ScopeManager | undefined;
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visitorKeys?: VisitorKeys | undefined;
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}
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type ParserServices = any;
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interface VisitorKeys {
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[nodeType: string]: string[];
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}
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interface UnaryNodeCursorWithSkipOptions {
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<T extends AST.Token>(
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node: ESTree.Node,
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options:
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| ((token: AST.Token) => token is T)
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| {
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filter: (token: AST.Token) => token is T;
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includeComments?: false | undefined;
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skip?: number | undefined;
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},
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): T | null;
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<T extends AST.Token | ESTree.Comment>(
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node: ESTree.Node,
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options: {
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filter: (tokenOrComment: AST.Token | ESTree.Comment) => tokenOrComment is T;
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includeComments: boolean;
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skip?: number | undefined;
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},
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): T | null;
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(
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node: ESTree.Node,
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options?:
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| {
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filter?: ((token: AST.Token) => boolean) | undefined;
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includeComments?: false | undefined;
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skip?: number | undefined;
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}
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| ((token: AST.Token) => boolean)
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| number,
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): AST.Token | null;
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(
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node: ESTree.Node,
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options: {
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filter?: ((token: AST.Token | ESTree.Comment) => boolean) | undefined;
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includeComments: boolean;
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skip?: number | undefined;
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},
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): AST.Token | ESTree.Comment | null;
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}
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interface UnaryNodeCursorWithCountOptions {
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<T extends AST.Token>(
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node: ESTree.Node,
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options:
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| ((token: AST.Token) => token is T)
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| {
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filter: (token: AST.Token) => token is T;
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includeComments?: false | undefined;
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count?: number | undefined;
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},
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): T[];
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<T extends AST.Token | ESTree.Comment>(
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node: ESTree.Node,
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options: {
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filter: (tokenOrComment: AST.Token | ESTree.Comment) => tokenOrComment is T;
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includeComments: boolean;
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count?: number | undefined;
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},
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): T[];
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(
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node: ESTree.Node,
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options?:
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| {
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filter?: ((token: AST.Token) => boolean) | undefined;
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includeComments?: false | undefined;
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count?: number | undefined;
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}
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| ((token: AST.Token) => boolean)
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| number,
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): AST.Token[];
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(
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node: ESTree.Node,
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options: {
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filter?: ((token: AST.Token | ESTree.Comment) => boolean) | undefined;
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includeComments: boolean;
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count?: number | undefined;
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},
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): Array<AST.Token | ESTree.Comment>;
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}
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interface UnaryCursorWithSkipOptions {
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<T extends AST.Token>(
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node: ESTree.Node | AST.Token | ESTree.Comment,
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options:
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| ((token: AST.Token) => token is T)
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| {
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filter: (token: AST.Token) => token is T;
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includeComments?: false | undefined;
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skip?: number | undefined;
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},
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): T | null;
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<T extends AST.Token | ESTree.Comment>(
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node: ESTree.Node | AST.Token | ESTree.Comment,
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options: {
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filter: (tokenOrComment: AST.Token | ESTree.Comment) => tokenOrComment is T;
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includeComments: boolean;
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skip?: number | undefined;
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},
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): T | null;
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(
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node: ESTree.Node | AST.Token | ESTree.Comment,
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options?:
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| {
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filter?: ((token: AST.Token) => boolean) | undefined;
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includeComments?: false | undefined;
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skip?: number | undefined;
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}
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| ((token: AST.Token) => boolean)
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| number,
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): AST.Token | null;
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(
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node: ESTree.Node | AST.Token | ESTree.Comment,
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options: {
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filter?: ((token: AST.Token | ESTree.Comment) => boolean) | undefined;
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includeComments: boolean;
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skip?: number | undefined;
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},
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): AST.Token | ESTree.Comment | null;
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}
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interface UnaryCursorWithCountOptions {
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<T extends AST.Token>(
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node: ESTree.Node | AST.Token | ESTree.Comment,
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options:
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| ((token: AST.Token) => token is T)
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| {
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filter: (token: AST.Token) => token is T;
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includeComments?: false | undefined;
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count?: number | undefined;
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},
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): T[];
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<T extends AST.Token | ESTree.Comment>(
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node: ESTree.Node | AST.Token | ESTree.Comment,
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options: {
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filter: (tokenOrComment: AST.Token | ESTree.Comment) => tokenOrComment is T;
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includeComments: boolean;
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count?: number | undefined;
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},
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): T[];
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(
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node: ESTree.Node | AST.Token | ESTree.Comment,
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options?:
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| {
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filter?: ((token: AST.Token) => boolean) | undefined;
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includeComments?: false | undefined;
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count?: number | undefined;
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}
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| ((token: AST.Token) => boolean)
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| number,
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): AST.Token[];
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(
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node: ESTree.Node | AST.Token | ESTree.Comment,
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options: {
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filter?: ((token: AST.Token | ESTree.Comment) => boolean) | undefined;
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includeComments: boolean;
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count?: number | undefined;
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},
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): Array<AST.Token | ESTree.Comment>;
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}
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interface BinaryCursorWithSkipOptions {
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<T extends AST.Token>(
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left: ESTree.Node | AST.Token | ESTree.Comment,
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right: ESTree.Node | AST.Token | ESTree.Comment,
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options:
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| ((token: AST.Token) => token is T)
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| {
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filter: (token: AST.Token) => token is T;
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includeComments?: false | undefined;
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skip?: number | undefined;
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},
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): T | null;
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<T extends AST.Token | ESTree.Comment>(
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left: ESTree.Node | AST.Token | ESTree.Comment,
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right: ESTree.Node | AST.Token | ESTree.Comment,
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options: {
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filter: (tokenOrComment: AST.Token | ESTree.Comment) => tokenOrComment is T;
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includeComments: boolean;
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skip?: number | undefined;
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},
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): T | null;
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(
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left: ESTree.Node | AST.Token | ESTree.Comment,
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right: ESTree.Node | AST.Token | ESTree.Comment,
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options?:
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| {
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filter?: ((token: AST.Token) => boolean) | undefined;
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includeComments?: false | undefined;
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skip?: number | undefined;
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}
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| ((token: AST.Token) => boolean)
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| number,
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): AST.Token | null;
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(
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left: ESTree.Node | AST.Token | ESTree.Comment,
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right: ESTree.Node | AST.Token | ESTree.Comment,
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options: {
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filter?: ((token: AST.Token | ESTree.Comment) => boolean) | undefined;
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includeComments: boolean;
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skip?: number | undefined;
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},
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): AST.Token | ESTree.Comment | null;
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}
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interface BinaryCursorWithCountOptions {
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<T extends AST.Token>(
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left: ESTree.Node | AST.Token | ESTree.Comment,
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right: ESTree.Node | AST.Token | ESTree.Comment,
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options:
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| ((token: AST.Token) => token is T)
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| {
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filter: (token: AST.Token) => token is T;
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includeComments?: false | undefined;
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count?: number | undefined;
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},
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): T[];
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<T extends AST.Token | ESTree.Comment>(
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left: ESTree.Node | AST.Token | ESTree.Comment,
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right: ESTree.Node | AST.Token | ESTree.Comment,
|
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options: {
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filter: (tokenOrComment: AST.Token | ESTree.Comment) => tokenOrComment is T;
|
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includeComments: boolean;
|
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count?: number | undefined;
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},
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): T[];
|
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(
|
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left: ESTree.Node | AST.Token | ESTree.Comment,
|
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right: ESTree.Node | AST.Token | ESTree.Comment,
|
||
options?:
|
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| {
|
||
filter?: ((token: AST.Token) => boolean) | undefined;
|
||
includeComments?: false | undefined;
|
||
count?: number | undefined;
|
||
}
|
||
| ((token: AST.Token) => boolean)
|
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| number,
|
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): AST.Token[];
|
||
(
|
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left: ESTree.Node | AST.Token | ESTree.Comment,
|
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right: ESTree.Node | AST.Token | ESTree.Comment,
|
||
options: {
|
||
filter?: ((token: AST.Token | ESTree.Comment) => boolean) | undefined;
|
||
includeComments: boolean;
|
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count?: number | undefined;
|
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},
|
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): Array<AST.Token | ESTree.Comment>;
|
||
}
|
||
}
|
||
|
||
// #endregion
|
||
|
||
export namespace Rule {
|
||
interface RuleModule {
|
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create(context: RuleContext): RuleListener;
|
||
meta?: RuleMetaData | undefined;
|
||
}
|
||
|
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type NodeTypes = ESTree.Node["type"];
|
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interface NodeListener {
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ArrayExpression?: ((node: ESTree.ArrayExpression & NodeParentExtension) => void) | undefined;
|
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"ArrayExpression:exit"?: ((node: ESTree.ArrayExpression & NodeParentExtension) => void) | undefined;
|
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ArrayPattern?: ((node: ESTree.ArrayPattern & NodeParentExtension) => void) | undefined;
|
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"ArrayPattern:exit"?: ((node: ESTree.ArrayPattern & NodeParentExtension) => void) | undefined;
|
||
ArrowFunctionExpression?: ((node: ESTree.ArrowFunctionExpression & NodeParentExtension) => void) | undefined;
|
||
"ArrowFunctionExpression:exit"?:
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| ((node: ESTree.ArrowFunctionExpression & NodeParentExtension) => void)
|
||
| undefined;
|
||
AssignmentExpression?: ((node: ESTree.AssignmentExpression & NodeParentExtension) => void) | undefined;
|
||
"AssignmentExpression:exit"?: ((node: ESTree.AssignmentExpression & NodeParentExtension) => void) | undefined;
|
||
AssignmentPattern?: ((node: ESTree.AssignmentPattern & NodeParentExtension) => void) | undefined;
|
||
"AssignmentPattern:exit"?: ((node: ESTree.AssignmentPattern & NodeParentExtension) => void) | undefined;
|
||
AwaitExpression?: ((node: ESTree.AwaitExpression & NodeParentExtension) => void) | undefined;
|
||
"AwaitExpression:exit"?: ((node: ESTree.AwaitExpression & NodeParentExtension) => void) | undefined;
|
||
BinaryExpression?: ((node: ESTree.BinaryExpression & NodeParentExtension) => void) | undefined;
|
||
"BinaryExpression:exit"?: ((node: ESTree.BinaryExpression & NodeParentExtension) => void) | undefined;
|
||
BlockStatement?: ((node: ESTree.BlockStatement & NodeParentExtension) => void) | undefined;
|
||
"BlockStatement:exit"?: ((node: ESTree.BlockStatement & NodeParentExtension) => void) | undefined;
|
||
BreakStatement?: ((node: ESTree.BreakStatement & NodeParentExtension) => void) | undefined;
|
||
"BreakStatement:exit"?: ((node: ESTree.BreakStatement & NodeParentExtension) => void) | undefined;
|
||
CallExpression?: ((node: ESTree.CallExpression & NodeParentExtension) => void) | undefined;
|
||
"CallExpression:exit"?: ((node: ESTree.CallExpression & NodeParentExtension) => void) | undefined;
|
||
CatchClause?: ((node: ESTree.CatchClause & NodeParentExtension) => void) | undefined;
|
||
"CatchClause:exit"?: ((node: ESTree.CatchClause & NodeParentExtension) => void) | undefined;
|
||
ChainExpression?: ((node: ESTree.ChainExpression & NodeParentExtension) => void) | undefined;
|
||
"ChainExpression:exit"?: ((node: ESTree.ChainExpression & NodeParentExtension) => void) | undefined;
|
||
ClassBody?: ((node: ESTree.ClassBody & NodeParentExtension) => void) | undefined;
|
||
"ClassBody:exit"?: ((node: ESTree.ClassBody & NodeParentExtension) => void) | undefined;
|
||
ClassDeclaration?: ((node: ESTree.ClassDeclaration & NodeParentExtension) => void) | undefined;
|
||
"ClassDeclaration:exit"?: ((node: ESTree.ClassDeclaration & NodeParentExtension) => void) | undefined;
|
||
ClassExpression?: ((node: ESTree.ClassExpression & NodeParentExtension) => void) | undefined;
|
||
"ClassExpression:exit"?: ((node: ESTree.ClassExpression & NodeParentExtension) => void) | undefined;
|
||
ConditionalExpression?: ((node: ESTree.ConditionalExpression & NodeParentExtension) => void) | undefined;
|
||
"ConditionalExpression:exit"?: ((node: ESTree.ConditionalExpression & NodeParentExtension) => void) | undefined;
|
||
ContinueStatement?: ((node: ESTree.ContinueStatement & NodeParentExtension) => void) | undefined;
|
||
"ContinueStatement:exit"?: ((node: ESTree.ContinueStatement & NodeParentExtension) => void) | undefined;
|
||
DebuggerStatement?: ((node: ESTree.DebuggerStatement & NodeParentExtension) => void) | undefined;
|
||
"DebuggerStatement:exit"?: ((node: ESTree.DebuggerStatement & NodeParentExtension) => void) | undefined;
|
||
DoWhileStatement?: ((node: ESTree.DoWhileStatement & NodeParentExtension) => void) | undefined;
|
||
"DoWhileStatement:exit"?: ((node: ESTree.DoWhileStatement & NodeParentExtension) => void) | undefined;
|
||
EmptyStatement?: ((node: ESTree.EmptyStatement & NodeParentExtension) => void) | undefined;
|
||
"EmptyStatement:exit"?: ((node: ESTree.EmptyStatement & NodeParentExtension) => void) | undefined;
|
||
ExportAllDeclaration?: ((node: ESTree.ExportAllDeclaration & NodeParentExtension) => void) | undefined;
|
||
"ExportAllDeclaration:exit"?: ((node: ESTree.ExportAllDeclaration & NodeParentExtension) => void) | undefined;
|
||
ExportDefaultDeclaration?: ((node: ESTree.ExportDefaultDeclaration & NodeParentExtension) => void) | undefined;
|
||
"ExportDefaultDeclaration:exit"?:
|
||
| ((node: ESTree.ExportDefaultDeclaration & NodeParentExtension) => void)
|
||
| undefined;
|
||
ExportNamedDeclaration?: ((node: ESTree.ExportNamedDeclaration & NodeParentExtension) => void) | undefined;
|
||
"ExportNamedDeclaration:exit"?:
|
||
| ((node: ESTree.ExportNamedDeclaration & NodeParentExtension) => void)
|
||
| undefined;
|
||
ExportSpecifier?: ((node: ESTree.ExportSpecifier & NodeParentExtension) => void) | undefined;
|
||
"ExportSpecifier:exit"?: ((node: ESTree.ExportSpecifier & NodeParentExtension) => void) | undefined;
|
||
ExpressionStatement?: ((node: ESTree.ExpressionStatement & NodeParentExtension) => void) | undefined;
|
||
"ExpressionStatement:exit"?: ((node: ESTree.ExpressionStatement & NodeParentExtension) => void) | undefined;
|
||
ForInStatement?: ((node: ESTree.ForInStatement & NodeParentExtension) => void) | undefined;
|
||
"ForInStatement:exit"?: ((node: ESTree.ForInStatement & NodeParentExtension) => void) | undefined;
|
||
ForOfStatement?: ((node: ESTree.ForOfStatement & NodeParentExtension) => void) | undefined;
|
||
"ForOfStatement:exit"?: ((node: ESTree.ForOfStatement & NodeParentExtension) => void) | undefined;
|
||
ForStatement?: ((node: ESTree.ForStatement & NodeParentExtension) => void) | undefined;
|
||
"ForStatement:exit"?: ((node: ESTree.ForStatement & NodeParentExtension) => void) | undefined;
|
||
FunctionDeclaration?: ((node: ESTree.FunctionDeclaration & NodeParentExtension) => void) | undefined;
|
||
"FunctionDeclaration:exit"?: ((node: ESTree.FunctionDeclaration & NodeParentExtension) => void) | undefined;
|
||
FunctionExpression?: ((node: ESTree.FunctionExpression & NodeParentExtension) => void) | undefined;
|
||
"FunctionExpression:exit"?: ((node: ESTree.FunctionExpression & NodeParentExtension) => void) | undefined;
|
||
Identifier?: ((node: ESTree.Identifier & NodeParentExtension) => void) | undefined;
|
||
"Identifier:exit"?: ((node: ESTree.Identifier & NodeParentExtension) => void) | undefined;
|
||
IfStatement?: ((node: ESTree.IfStatement & NodeParentExtension) => void) | undefined;
|
||
"IfStatement:exit"?: ((node: ESTree.IfStatement & NodeParentExtension) => void) | undefined;
|
||
ImportDeclaration?: ((node: ESTree.ImportDeclaration & NodeParentExtension) => void) | undefined;
|
||
"ImportDeclaration:exit"?: ((node: ESTree.ImportDeclaration & NodeParentExtension) => void) | undefined;
|
||
ImportDefaultSpecifier?: ((node: ESTree.ImportDefaultSpecifier & NodeParentExtension) => void) | undefined;
|
||
"ImportDefaultSpecifier:exit"?:
|
||
| ((node: ESTree.ImportDefaultSpecifier & NodeParentExtension) => void)
|
||
| undefined;
|
||
ImportExpression?: ((node: ESTree.ImportExpression & NodeParentExtension) => void) | undefined;
|
||
"ImportExpression:exit"?: ((node: ESTree.ImportExpression & NodeParentExtension) => void) | undefined;
|
||
ImportNamespaceSpecifier?: ((node: ESTree.ImportNamespaceSpecifier & NodeParentExtension) => void) | undefined;
|
||
"ImportNamespaceSpecifier:exit"?:
|
||
| ((node: ESTree.ImportNamespaceSpecifier & NodeParentExtension) => void)
|
||
| undefined;
|
||
ImportSpecifier?: ((node: ESTree.ImportSpecifier & NodeParentExtension) => void) | undefined;
|
||
"ImportSpecifier:exit"?: ((node: ESTree.ImportSpecifier & NodeParentExtension) => void) | undefined;
|
||
LabeledStatement?: ((node: ESTree.LabeledStatement & NodeParentExtension) => void) | undefined;
|
||
"LabeledStatement:exit"?: ((node: ESTree.LabeledStatement & NodeParentExtension) => void) | undefined;
|
||
Literal?: ((node: ESTree.Literal & NodeParentExtension) => void) | undefined;
|
||
"Literal:exit"?: ((node: ESTree.Literal & NodeParentExtension) => void) | undefined;
|
||
LogicalExpression?: ((node: ESTree.LogicalExpression & NodeParentExtension) => void) | undefined;
|
||
"LogicalExpression:exit"?: ((node: ESTree.LogicalExpression & NodeParentExtension) => void) | undefined;
|
||
MemberExpression?: ((node: ESTree.MemberExpression & NodeParentExtension) => void) | undefined;
|
||
"MemberExpression:exit"?: ((node: ESTree.MemberExpression & NodeParentExtension) => void) | undefined;
|
||
MetaProperty?: ((node: ESTree.MetaProperty & NodeParentExtension) => void) | undefined;
|
||
"MetaProperty:exit"?: ((node: ESTree.MetaProperty & NodeParentExtension) => void) | undefined;
|
||
MethodDefinition?: ((node: ESTree.MethodDefinition & NodeParentExtension) => void) | undefined;
|
||
"MethodDefinition:exit"?: ((node: ESTree.MethodDefinition & NodeParentExtension) => void) | undefined;
|
||
NewExpression?: ((node: ESTree.NewExpression & NodeParentExtension) => void) | undefined;
|
||
"NewExpression:exit"?: ((node: ESTree.NewExpression & NodeParentExtension) => void) | undefined;
|
||
ObjectExpression?: ((node: ESTree.ObjectExpression & NodeParentExtension) => void) | undefined;
|
||
"ObjectExpression:exit"?: ((node: ESTree.ObjectExpression & NodeParentExtension) => void) | undefined;
|
||
ObjectPattern?: ((node: ESTree.ObjectPattern & NodeParentExtension) => void) | undefined;
|
||
"ObjectPattern:exit"?: ((node: ESTree.ObjectPattern & NodeParentExtension) => void) | undefined;
|
||
PrivateIdentifier?: ((node: ESTree.PrivateIdentifier & NodeParentExtension) => void) | undefined;
|
||
"PrivateIdentifier:exit"?: ((node: ESTree.PrivateIdentifier & NodeParentExtension) => void) | undefined;
|
||
Program?: ((node: ESTree.Program) => void) | undefined;
|
||
"Program:exit"?: ((node: ESTree.Program) => void) | undefined;
|
||
Property?: ((node: ESTree.Property & NodeParentExtension) => void) | undefined;
|
||
"Property:exit"?: ((node: ESTree.Property & NodeParentExtension) => void) | undefined;
|
||
PropertyDefinition?: ((node: ESTree.PropertyDefinition & NodeParentExtension) => void) | undefined;
|
||
"PropertyDefinition:exit"?: ((node: ESTree.PropertyDefinition & NodeParentExtension) => void) | undefined;
|
||
RestElement?: ((node: ESTree.RestElement & NodeParentExtension) => void) | undefined;
|
||
"RestElement:exit"?: ((node: ESTree.RestElement & NodeParentExtension) => void) | undefined;
|
||
ReturnStatement?: ((node: ESTree.ReturnStatement & NodeParentExtension) => void) | undefined;
|
||
"ReturnStatement:exit"?: ((node: ESTree.ReturnStatement & NodeParentExtension) => void) | undefined;
|
||
SequenceExpression?: ((node: ESTree.SequenceExpression & NodeParentExtension) => void) | undefined;
|
||
"SequenceExpression:exit"?: ((node: ESTree.SequenceExpression & NodeParentExtension) => void) | undefined;
|
||
SpreadElement?: ((node: ESTree.SpreadElement & NodeParentExtension) => void) | undefined;
|
||
"SpreadElement:exit"?: ((node: ESTree.SpreadElement & NodeParentExtension) => void) | undefined;
|
||
StaticBlock?: ((node: ESTree.StaticBlock & NodeParentExtension) => void) | undefined;
|
||
"StaticBlock:exit"?: ((node: ESTree.StaticBlock & NodeParentExtension) => void) | undefined;
|
||
Super?: ((node: ESTree.Super & NodeParentExtension) => void) | undefined;
|
||
"Super:exit"?: ((node: ESTree.Super & NodeParentExtension) => void) | undefined;
|
||
SwitchCase?: ((node: ESTree.SwitchCase & NodeParentExtension) => void) | undefined;
|
||
"SwitchCase:exit"?: ((node: ESTree.SwitchCase & NodeParentExtension) => void) | undefined;
|
||
SwitchStatement?: ((node: ESTree.SwitchStatement & NodeParentExtension) => void) | undefined;
|
||
"SwitchStatement:exit"?: ((node: ESTree.SwitchStatement & NodeParentExtension) => void) | undefined;
|
||
TaggedTemplateExpression?: ((node: ESTree.TaggedTemplateExpression & NodeParentExtension) => void) | undefined;
|
||
"TaggedTemplateExpression:exit"?:
|
||
| ((node: ESTree.TaggedTemplateExpression & NodeParentExtension) => void)
|
||
| undefined;
|
||
TemplateElement?: ((node: ESTree.TemplateElement & NodeParentExtension) => void) | undefined;
|
||
"TemplateElement:exit"?: ((node: ESTree.TemplateElement & NodeParentExtension) => void) | undefined;
|
||
TemplateLiteral?: ((node: ESTree.TemplateLiteral & NodeParentExtension) => void) | undefined;
|
||
"TemplateLiteral:exit"?: ((node: ESTree.TemplateLiteral & NodeParentExtension) => void) | undefined;
|
||
ThisExpression?: ((node: ESTree.ThisExpression & NodeParentExtension) => void) | undefined;
|
||
"ThisExpression:exit"?: ((node: ESTree.ThisExpression & NodeParentExtension) => void) | undefined;
|
||
ThrowStatement?: ((node: ESTree.ThrowStatement & NodeParentExtension) => void) | undefined;
|
||
"ThrowStatement:exit"?: ((node: ESTree.ThrowStatement & NodeParentExtension) => void) | undefined;
|
||
TryStatement?: ((node: ESTree.TryStatement & NodeParentExtension) => void) | undefined;
|
||
"TryStatement:exit"?: ((node: ESTree.TryStatement & NodeParentExtension) => void) | undefined;
|
||
UnaryExpression?: ((node: ESTree.UnaryExpression & NodeParentExtension) => void) | undefined;
|
||
"UnaryExpression:exit"?: ((node: ESTree.UnaryExpression & NodeParentExtension) => void) | undefined;
|
||
UpdateExpression?: ((node: ESTree.UpdateExpression & NodeParentExtension) => void) | undefined;
|
||
"UpdateExpression:exit"?: ((node: ESTree.UpdateExpression & NodeParentExtension) => void) | undefined;
|
||
VariableDeclaration?: ((node: ESTree.VariableDeclaration & NodeParentExtension) => void) | undefined;
|
||
"VariableDeclaration:exit"?: ((node: ESTree.VariableDeclaration & NodeParentExtension) => void) | undefined;
|
||
VariableDeclarator?: ((node: ESTree.VariableDeclarator & NodeParentExtension) => void) | undefined;
|
||
"VariableDeclarator:exit"?: ((node: ESTree.VariableDeclarator & NodeParentExtension) => void) | undefined;
|
||
WhileStatement?: ((node: ESTree.WhileStatement & NodeParentExtension) => void) | undefined;
|
||
"WhileStatement:exit"?: ((node: ESTree.WhileStatement & NodeParentExtension) => void) | undefined;
|
||
WithStatement?: ((node: ESTree.WithStatement & NodeParentExtension) => void) | undefined;
|
||
"WithStatement:exit"?: ((node: ESTree.WithStatement & NodeParentExtension) => void) | undefined;
|
||
YieldExpression?: ((node: ESTree.YieldExpression & NodeParentExtension) => void) | undefined;
|
||
"YieldExpression:exit"?: ((node: ESTree.YieldExpression & NodeParentExtension) => void) | undefined;
|
||
}
|
||
|
||
interface NodeParentExtension {
|
||
parent: Node;
|
||
}
|
||
type Node = ESTree.Node & NodeParentExtension;
|
||
|
||
interface RuleListener extends NodeListener {
|
||
onCodePathStart?(codePath: CodePath, node: Node): void;
|
||
|
||
onCodePathEnd?(codePath: CodePath, node: Node): void;
|
||
|
||
onCodePathSegmentStart?(segment: CodePathSegment, node: Node): void;
|
||
|
||
onCodePathSegmentEnd?(segment: CodePathSegment, node: Node): void;
|
||
|
||
onCodePathSegmentLoop?(fromSegment: CodePathSegment, toSegment: CodePathSegment, node: Node): void;
|
||
|
||
[key: string]:
|
||
| ((codePath: CodePath, node: Node) => void)
|
||
| ((segment: CodePathSegment, node: Node) => void)
|
||
| ((fromSegment: CodePathSegment, toSegment: CodePathSegment, node: Node) => void)
|
||
| ((node: Node) => void)
|
||
| NodeListener[keyof NodeListener]
|
||
| undefined;
|
||
}
|
||
|
||
type CodePathOrigin = "program" | "function" | "class-field-initializer" | "class-static-block";
|
||
|
||
interface CodePath {
|
||
id: string;
|
||
origin: CodePathOrigin;
|
||
initialSegment: CodePathSegment;
|
||
finalSegments: CodePathSegment[];
|
||
returnedSegments: CodePathSegment[];
|
||
thrownSegments: CodePathSegment[];
|
||
upper: CodePath | null;
|
||
childCodePaths: CodePath[];
|
||
}
|
||
|
||
interface CodePathSegment {
|
||
id: string;
|
||
nextSegments: CodePathSegment[];
|
||
prevSegments: CodePathSegment[];
|
||
reachable: boolean;
|
||
}
|
||
|
||
interface RuleMetaData {
|
||
/** Properties often used for documentation generation and tooling. */
|
||
docs?: {
|
||
/** Provides a short description of the rule. Commonly used when generating lists of rules. */
|
||
description?: string | undefined;
|
||
/** Historically used by some plugins that divide rules into categories in their documentation. */
|
||
category?: string | undefined;
|
||
/** Historically used by some plugins to indicate a rule belongs in their `recommended` configuration. */
|
||
recommended?: boolean | undefined;
|
||
/** Specifies the URL at which the full documentation can be accessed. Code editors often use this to provide a helpful link on highlighted rule violations. */
|
||
url?: string | undefined;
|
||
} | undefined;
|
||
/** Violation and suggestion messages. */
|
||
messages?: { [messageId: string]: string } | undefined;
|
||
/**
|
||
* Specifies if the `--fix` option on the command line automatically fixes problems reported by the rule.
|
||
* Mandatory for fixable rules.
|
||
*/
|
||
fixable?: "code" | "whitespace" | undefined;
|
||
/**
|
||
* Specifies the [options](https://eslint.org/docs/latest/extend/custom-rules#options-schemas)
|
||
* so ESLint can prevent invalid [rule configurations](https://eslint.org/docs/latest/use/configure/rules#configuring-rules).
|
||
* Mandatory for rules with options.
|
||
*/
|
||
schema?: JSONSchema4 | JSONSchema4[] | false | undefined;
|
||
|
||
/** Indicates whether the rule has been deprecated. Omit if not deprecated. */
|
||
deprecated?: boolean | undefined;
|
||
/** The name of the rule(s) this rule was replaced by, if it was deprecated. */
|
||
replacedBy?: readonly string[];
|
||
|
||
/**
|
||
* Indicates the type of rule:
|
||
* - `"problem"` means the rule is identifying code that either will cause an error or may cause a confusing behavior. Developers should consider this a high priority to resolve.
|
||
* - `"suggestion"` means the rule is identifying something that could be done in a better way but no errors will occur if the code isn’t changed.
|
||
* - `"layout"` means the rule cares primarily about whitespace, semicolons, commas, and parentheses,
|
||
* all the parts of the program that determine how the code looks rather than how it executes.
|
||
* These rules work on parts of the code that aren’t specified in the AST.
|
||
*/
|
||
type?: "problem" | "suggestion" | "layout" | undefined;
|
||
/**
|
||
* Specifies whether the rule can return suggestions (defaults to `false` if omitted).
|
||
* Mandatory for rules that provide suggestions.
|
||
*/
|
||
hasSuggestions?: boolean | undefined;
|
||
}
|
||
|
||
interface RuleContext {
|
||
id: string;
|
||
options: any[];
|
||
settings: { [name: string]: any };
|
||
parserPath: string | undefined;
|
||
languageOptions: Linter.LanguageOptions;
|
||
parserOptions: Linter.ParserOptions;
|
||
cwd: string;
|
||
filename: string;
|
||
physicalFilename: string;
|
||
sourceCode: SourceCode;
|
||
|
||
getAncestors(): ESTree.Node[];
|
||
|
||
getDeclaredVariables(node: ESTree.Node): Scope.Variable[];
|
||
|
||
/** @deprecated Use property `filename` directly instead */
|
||
getFilename(): string;
|
||
|
||
/** @deprecated Use property `physicalFilename` directly instead */
|
||
getPhysicalFilename(): string;
|
||
|
||
/** @deprecated Use property `cwd` directly instead */
|
||
getCwd(): string;
|
||
|
||
getScope(): Scope.Scope;
|
||
|
||
/** @deprecated Use property `sourceCode` directly instead */
|
||
getSourceCode(): SourceCode;
|
||
|
||
markVariableAsUsed(name: string): boolean;
|
||
|
||
report(descriptor: ReportDescriptor): void;
|
||
}
|
||
|
||
type ReportFixer = (fixer: RuleFixer) => null | Fix | IterableIterator<Fix> | Fix[];
|
||
|
||
interface ReportDescriptorOptionsBase {
|
||
data?: { [key: string]: string };
|
||
|
||
fix?: null | ReportFixer;
|
||
}
|
||
|
||
interface SuggestionReportOptions {
|
||
data?: { [key: string]: string };
|
||
|
||
fix: ReportFixer;
|
||
}
|
||
|
||
type SuggestionDescriptorMessage = { desc: string } | { messageId: string };
|
||
type SuggestionReportDescriptor = SuggestionDescriptorMessage & SuggestionReportOptions;
|
||
|
||
interface ReportDescriptorOptions extends ReportDescriptorOptionsBase {
|
||
suggest?: SuggestionReportDescriptor[] | null | undefined;
|
||
}
|
||
|
||
type ReportDescriptor = ReportDescriptorMessage & ReportDescriptorLocation & ReportDescriptorOptions;
|
||
type ReportDescriptorMessage = { message: string } | { messageId: string };
|
||
type ReportDescriptorLocation =
|
||
| { node: ESTree.Node }
|
||
| { loc: AST.SourceLocation | { line: number; column: number } };
|
||
|
||
interface RuleFixer {
|
||
insertTextAfter(nodeOrToken: ESTree.Node | AST.Token, text: string): Fix;
|
||
|
||
insertTextAfterRange(range: AST.Range, text: string): Fix;
|
||
|
||
insertTextBefore(nodeOrToken: ESTree.Node | AST.Token, text: string): Fix;
|
||
|
||
insertTextBeforeRange(range: AST.Range, text: string): Fix;
|
||
|
||
remove(nodeOrToken: ESTree.Node | AST.Token): Fix;
|
||
|
||
removeRange(range: AST.Range): Fix;
|
||
|
||
replaceText(nodeOrToken: ESTree.Node | AST.Token, text: string): Fix;
|
||
|
||
replaceTextRange(range: AST.Range, text: string): Fix;
|
||
}
|
||
|
||
interface Fix {
|
||
range: AST.Range;
|
||
text: string;
|
||
}
|
||
}
|
||
|
||
// #region Linter
|
||
|
||
export class Linter {
|
||
static readonly version: string;
|
||
|
||
version: string;
|
||
|
||
constructor(options?: { cwd?: string | undefined; configType?: "flat" | "eslintrc" });
|
||
|
||
verify(
|
||
code: SourceCode | string,
|
||
config: Linter.LegacyConfig | Linter.Config | Linter.Config[],
|
||
filename?: string,
|
||
): Linter.LintMessage[];
|
||
verify(
|
||
code: SourceCode | string,
|
||
config: Linter.LegacyConfig | Linter.Config | Linter.Config[],
|
||
options: Linter.LintOptions,
|
||
): Linter.LintMessage[];
|
||
|
||
verifyAndFix(
|
||
code: string,
|
||
config: Linter.LegacyConfig | Linter.Config | Linter.Config[],
|
||
filename?: string,
|
||
): Linter.FixReport;
|
||
verifyAndFix(
|
||
code: string,
|
||
config: Linter.LegacyConfig | Linter.Config | Linter.Config[],
|
||
options: Linter.FixOptions,
|
||
): Linter.FixReport;
|
||
|
||
getSourceCode(): SourceCode;
|
||
|
||
defineRule(name: string, rule: Rule.RuleModule): void;
|
||
|
||
defineRules(rules: { [name: string]: Rule.RuleModule }): void;
|
||
|
||
getRules(): Map<string, Rule.RuleModule>;
|
||
|
||
defineParser(name: string, parser: Linter.Parser): void;
|
||
|
||
getTimes(): Linter.Stats["times"];
|
||
|
||
getFixPassCount(): Linter.Stats["fixPasses"];
|
||
}
|
||
|
||
export namespace Linter {
|
||
/**
|
||
* The numeric severity level for a rule.
|
||
*
|
||
* - `0` means off.
|
||
* - `1` means warn.
|
||
* - `2` means error.
|
||
*
|
||
* @see [Rule Severities](https://eslint.org/docs/latest/use/configure/rules#rule-severities)
|
||
*/
|
||
type Severity = 0 | 1 | 2;
|
||
|
||
/**
|
||
* The human readable severity level for a rule.
|
||
*
|
||
* @see [Rule Severities](https://eslint.org/docs/latest/use/configure/rules#rule-severities)
|
||
*/
|
||
type StringSeverity = "off" | "warn" | "error";
|
||
|
||
/**
|
||
* The numeric or human readable severity level for a rule.
|
||
*
|
||
* @see [Rule Severities](https://eslint.org/docs/latest/use/configure/rules#rule-severities)
|
||
*/
|
||
type RuleSeverity = Severity | StringSeverity;
|
||
|
||
/**
|
||
* An array containing the rule severity level, followed by the rule options.
|
||
*
|
||
* @see [Rules](https://eslint.org/docs/latest/use/configure/rules)
|
||
*/
|
||
type RuleSeverityAndOptions<Options extends any[] = any[]> = [RuleSeverity, ...Partial<Options>];
|
||
|
||
/**
|
||
* The severity level for the rule or an array containing the rule severity level, followed by the rule options.
|
||
*
|
||
* @see [Rules](https://eslint.org/docs/latest/use/configure/rules)
|
||
*/
|
||
type RuleEntry<Options extends any[] = any[]> = RuleSeverity | RuleSeverityAndOptions<Options>;
|
||
|
||
/**
|
||
* The rules config object is a key/value map of rule names and their severity and options.
|
||
*/
|
||
interface RulesRecord {
|
||
[rule: string]: RuleEntry;
|
||
}
|
||
|
||
/**
|
||
* A configuration object that may have a `rules` block.
|
||
*/
|
||
interface HasRules<Rules extends RulesRecord = RulesRecord> {
|
||
rules?: Partial<Rules> | undefined;
|
||
}
|
||
|
||
/**
|
||
* The ECMAScript version of the code being linted.
|
||
*/
|
||
type EcmaVersion =
|
||
| 3
|
||
| 5
|
||
| 6
|
||
| 7
|
||
| 8
|
||
| 9
|
||
| 10
|
||
| 11
|
||
| 12
|
||
| 13
|
||
| 14
|
||
| 15
|
||
| 16
|
||
| 2015
|
||
| 2016
|
||
| 2017
|
||
| 2018
|
||
| 2019
|
||
| 2020
|
||
| 2021
|
||
| 2022
|
||
| 2023
|
||
| 2024
|
||
| 2025
|
||
| "latest";
|
||
|
||
/**
|
||
* The type of JavaScript source code.
|
||
*/
|
||
type SourceType = "script" | "module" | "commonjs";
|
||
|
||
/**
|
||
* ESLint legacy configuration.
|
||
*
|
||
* @see [ESLint Legacy Configuration](https://eslint.org/docs/latest/use/configure/)
|
||
*/
|
||
interface BaseConfig<Rules extends RulesRecord = RulesRecord, OverrideRules extends RulesRecord = Rules>
|
||
extends HasRules<Rules>
|
||
{
|
||
$schema?: string | undefined;
|
||
|
||
/**
|
||
* An environment provides predefined global variables.
|
||
*
|
||
* @see [Environments](https://eslint.org/docs/latest/use/configure/language-options-deprecated#specifying-environments)
|
||
*/
|
||
env?: { [name: string]: boolean } | undefined;
|
||
|
||
/**
|
||
* Extending configuration files.
|
||
*
|
||
* @see [Extends](https://eslint.org/docs/latest/use/configure/configuration-files-deprecated#extending-configuration-files)
|
||
*/
|
||
extends?: string | string[] | undefined;
|
||
|
||
/**
|
||
* Specifying globals.
|
||
*
|
||
* @see [Globals](https://eslint.org/docs/latest/use/configure/language-options-deprecated#specifying-globals)
|
||
*/
|
||
globals?: Linter.Globals | undefined;
|
||
|
||
/**
|
||
* Disable processing of inline comments.
|
||
*
|
||
* @see [Disabling Inline Comments](https://eslint.org/docs/latest/use/configure/rules-deprecated#disabling-inline-comments)
|
||
*/
|
||
noInlineConfig?: boolean | undefined;
|
||
|
||
/**
|
||
* Overrides can be used to use a differing configuration for matching sub-directories and files.
|
||
*
|
||
* @see [How do overrides work](https://eslint.org/docs/latest/use/configure/configuration-files-deprecated#how-do-overrides-work)
|
||
*/
|
||
overrides?: Array<ConfigOverride<OverrideRules>> | undefined;
|
||
|
||
/**
|
||
* Parser.
|
||
*
|
||
* @see [Working with Custom Parsers](https://eslint.org/docs/latest/extend/custom-parsers)
|
||
* @see [Specifying Parser](https://eslint.org/docs/latest/use/configure/parser-deprecated)
|
||
*/
|
||
parser?: string | undefined;
|
||
|
||
/**
|
||
* Parser options.
|
||
*
|
||
* @see [Working with Custom Parsers](https://eslint.org/docs/latest/extend/custom-parsers)
|
||
* @see [Specifying Parser Options](https://eslint.org/docs/latest/use/configure/language-options-deprecated#specifying-parser-options)
|
||
*/
|
||
parserOptions?: ParserOptions | undefined;
|
||
|
||
/**
|
||
* Which third-party plugins define additional rules, environments, configs, etc. for ESLint to use.
|
||
*
|
||
* @see [Configuring Plugins](https://eslint.org/docs/latest/use/configure/plugins-deprecated#configure-plugins)
|
||
*/
|
||
plugins?: string[] | undefined;
|
||
|
||
/**
|
||
* Specifying processor.
|
||
*
|
||
* @see [processor](https://eslint.org/docs/latest/use/configure/plugins-deprecated#specify-a-processor)
|
||
*/
|
||
processor?: string | undefined;
|
||
|
||
/**
|
||
* Report unused eslint-disable comments as warning.
|
||
*
|
||
* @see [Report unused eslint-disable comments](https://eslint.org/docs/latest/use/configure/rules-deprecated#report-unused-eslint-disable-comments)
|
||
*/
|
||
reportUnusedDisableDirectives?: boolean | undefined;
|
||
|
||
/**
|
||
* Settings.
|
||
*
|
||
* @see [Settings](https://eslint.org/docs/latest/use/configure/configuration-files-deprecated#adding-shared-settings)
|
||
*/
|
||
settings?: { [name: string]: any } | undefined;
|
||
}
|
||
|
||
/**
|
||
* The overwrites that apply more differing configuration to specific files or directories.
|
||
*/
|
||
interface ConfigOverride<Rules extends RulesRecord = RulesRecord> extends BaseConfig<Rules> {
|
||
/**
|
||
* The glob patterns for excluded files.
|
||
*/
|
||
excludedFiles?: string | string[] | undefined;
|
||
|
||
/**
|
||
* The glob patterns for target files.
|
||
*/
|
||
files: string | string[];
|
||
}
|
||
|
||
/**
|
||
* ESLint legacy configuration.
|
||
*
|
||
* @see [ESLint Legacy Configuration](https://eslint.org/docs/latest/use/configure/)
|
||
*/
|
||
// https://github.com/eslint/eslint/blob/v8.57.0/conf/config-schema.js
|
||
interface LegacyConfig<Rules extends RulesRecord = RulesRecord, OverrideRules extends RulesRecord = Rules>
|
||
extends BaseConfig<Rules, OverrideRules>
|
||
{
|
||
/**
|
||
* Tell ESLint to ignore specific files and directories.
|
||
*
|
||
* @see [Ignore Patterns](https://eslint.org/docs/latest/use/configure/ignore-deprecated#ignorepatterns-in-config-files)
|
||
*/
|
||
ignorePatterns?: string | string[] | undefined;
|
||
|
||
/**
|
||
* @see [Using Configuration Files](https://eslint.org/docs/latest/use/configure/configuration-files-deprecated#using-configuration-files)
|
||
*/
|
||
root?: boolean | undefined;
|
||
}
|
||
|
||
/**
|
||
* Parser options.
|
||
*
|
||
* @see [Specifying Parser Options](https://eslint.org/docs/latest/use/configure/language-options-deprecated#specifying-parser-options)
|
||
*/
|
||
interface ParserOptions {
|
||
/**
|
||
* Accepts any valid ECMAScript version number or `'latest'`:
|
||
*
|
||
* - A version: es3, es5, es6, es7, es8, es9, es10, es11, es12, es13, es14, ..., or
|
||
* - A year: es2015, es2016, es2017, es2018, es2019, es2020, es2021, es2022, es2023, ..., or
|
||
* - `'latest'`
|
||
*
|
||
* When it's a version or a year, the value must be a number - so do not include the `es` prefix.
|
||
*
|
||
* Specifies the version of ECMAScript syntax you want to use. This is used by the parser to determine how to perform scope analysis, and it affects the default
|
||
*
|
||
* @default 5
|
||
*/
|
||
ecmaVersion?: EcmaVersion | undefined;
|
||
|
||
/**
|
||
* The type of JavaScript source code. Possible values are "script" for
|
||
* traditional script files, "module" for ECMAScript modules (ESM), and
|
||
* "commonjs" for CommonJS files.
|
||
*
|
||
* @default 'script'
|
||
*
|
||
* @see https://eslint.org/docs/latest/use/configure/language-options-deprecated#specifying-parser-options
|
||
*/
|
||
sourceType?: SourceType | undefined;
|
||
|
||
/**
|
||
* An object indicating which additional language features you'd like to use.
|
||
*
|
||
* @see https://eslint.org/docs/latest/use/configure/language-options-deprecated#specifying-parser-options
|
||
*/
|
||
ecmaFeatures?: {
|
||
globalReturn?: boolean | undefined;
|
||
impliedStrict?: boolean | undefined;
|
||
jsx?: boolean | undefined;
|
||
experimentalObjectRestSpread?: boolean | undefined;
|
||
[key: string]: any;
|
||
} | undefined;
|
||
[key: string]: any;
|
||
}
|
||
|
||
interface LintOptions {
|
||
filename?: string | undefined;
|
||
preprocess?: ((code: string) => string[]) | undefined;
|
||
postprocess?: ((problemLists: LintMessage[][]) => LintMessage[]) | undefined;
|
||
filterCodeBlock?: boolean | undefined;
|
||
disableFixes?: boolean | undefined;
|
||
allowInlineConfig?: boolean | undefined;
|
||
reportUnusedDisableDirectives?: boolean | undefined;
|
||
}
|
||
|
||
interface LintSuggestion {
|
||
desc: string;
|
||
fix: Rule.Fix;
|
||
messageId?: string | undefined;
|
||
}
|
||
|
||
interface LintMessage {
|
||
column: number;
|
||
line: number;
|
||
endColumn?: number | undefined;
|
||
endLine?: number | undefined;
|
||
ruleId: string | null;
|
||
message: string;
|
||
messageId?: string | undefined;
|
||
nodeType?: string | undefined;
|
||
fatal?: true | undefined;
|
||
severity: Exclude<Severity, 0>;
|
||
fix?: Rule.Fix | undefined;
|
||
suggestions?: LintSuggestion[] | undefined;
|
||
}
|
||
|
||
interface LintSuppression {
|
||
kind: string;
|
||
justification: string;
|
||
}
|
||
|
||
interface SuppressedLintMessage extends LintMessage {
|
||
suppressions: LintSuppression[];
|
||
}
|
||
|
||
interface FixOptions extends LintOptions {
|
||
fix?: boolean | undefined;
|
||
}
|
||
|
||
interface FixReport {
|
||
fixed: boolean;
|
||
output: string;
|
||
messages: LintMessage[];
|
||
}
|
||
|
||
// Temporarily loosen type for just flat config files (see #68232)
|
||
type NonESTreeParser =
|
||
& Omit<ESTreeParser, "parseForESLint">
|
||
& ({
|
||
parse(text: string, options?: any): unknown;
|
||
} | {
|
||
parseForESLint(text: string, options?: any): Omit<ESLintParseResult, "ast" | "scopeManager"> & {
|
||
ast: unknown;
|
||
scopeManager?: unknown;
|
||
};
|
||
});
|
||
|
||
type ESTreeParser =
|
||
& ESLint.ObjectMetaProperties
|
||
& (
|
||
| { parse(text: string, options?: any): AST.Program }
|
||
| { parseForESLint(text: string, options?: any): ESLintParseResult }
|
||
);
|
||
|
||
type Parser = NonESTreeParser | ESTreeParser;
|
||
|
||
interface ESLintParseResult {
|
||
ast: AST.Program;
|
||
parserServices?: SourceCode.ParserServices | undefined;
|
||
scopeManager?: Scope.ScopeManager | undefined;
|
||
visitorKeys?: SourceCode.VisitorKeys | undefined;
|
||
}
|
||
|
||
interface ProcessorFile {
|
||
text: string;
|
||
filename: string;
|
||
}
|
||
|
||
// https://eslint.org/docs/latest/extend/plugins#processors-in-plugins
|
||
interface Processor<T extends string | ProcessorFile = string | ProcessorFile> extends ESLint.ObjectMetaProperties {
|
||
supportsAutofix?: boolean | undefined;
|
||
preprocess?(text: string, filename: string): T[];
|
||
postprocess?(messages: LintMessage[][], filename: string): LintMessage[];
|
||
}
|
||
|
||
interface Config<Rules extends RulesRecord = RulesRecord> {
|
||
/**
|
||
* An string to identify the configuration object. Used in error messages and
|
||
* inspection tools.
|
||
*/
|
||
name?: string;
|
||
|
||
/**
|
||
* An array of glob patterns indicating the files that the configuration
|
||
* object should apply to. If not specified, the configuration object applies
|
||
* to all files
|
||
*/
|
||
files?: Array<string | string[]>;
|
||
|
||
/**
|
||
* An array of glob patterns indicating the files that the configuration
|
||
* object should not apply to. If not specified, the configuration object
|
||
* applies to all files matched by files
|
||
*/
|
||
ignores?: string[];
|
||
|
||
/**
|
||
* An object containing settings related to how JavaScript is configured for
|
||
* linting.
|
||
*/
|
||
languageOptions?: LanguageOptions;
|
||
|
||
/**
|
||
* An object containing settings related to the linting process
|
||
*/
|
||
linterOptions?: LinterOptions;
|
||
|
||
/**
|
||
* Either an object containing preprocess() and postprocess() methods or a
|
||
* string indicating the name of a processor inside of a plugin
|
||
* (i.e., "pluginName/processorName").
|
||
*/
|
||
processor?: string | Processor;
|
||
|
||
/**
|
||
* An object containing a name-value mapping of plugin names to plugin objects.
|
||
* When files is specified, these plugins are only available to the matching files.
|
||
*/
|
||
plugins?: Record<string, ESLint.Plugin>;
|
||
|
||
/**
|
||
* An object containing the configured rules. When files or ignores are specified,
|
||
* these rule configurations are only available to the matching files.
|
||
*/
|
||
rules?: Partial<Rules>;
|
||
|
||
/**
|
||
* An object containing name-value pairs of information that should be
|
||
* available to all rules.
|
||
*/
|
||
settings?: Record<string, unknown>;
|
||
}
|
||
|
||
/** @deprecated Use `Config` instead of `FlatConfig` */
|
||
type FlatConfig = Config;
|
||
|
||
type GlobalConf = boolean | "off" | "readable" | "readonly" | "writable" | "writeable";
|
||
|
||
interface Globals {
|
||
[name: string]: GlobalConf;
|
||
}
|
||
|
||
interface LanguageOptions {
|
||
/**
|
||
* The version of ECMAScript to support. May be any year (i.e., 2022) or
|
||
* version (i.e., 5). Set to "latest" for the most recent supported version.
|
||
* @default "latest"
|
||
*/
|
||
ecmaVersion?: EcmaVersion | undefined;
|
||
|
||
/**
|
||
* The type of JavaScript source code. Possible values are "script" for
|
||
* traditional script files, "module" for ECMAScript modules (ESM), and
|
||
* "commonjs" for CommonJS files. (default: "module" for .js and .mjs
|
||
* files; "commonjs" for .cjs files)
|
||
*/
|
||
sourceType?: SourceType | undefined;
|
||
|
||
/**
|
||
* An object specifying additional objects that should be added to the
|
||
* global scope during linting.
|
||
*/
|
||
globals?: Globals | undefined;
|
||
|
||
/**
|
||
* An object containing a parse() or parseForESLint() method.
|
||
* If not configured, the default ESLint parser (Espree) will be used.
|
||
*/
|
||
parser?: Parser | undefined;
|
||
|
||
/**
|
||
* An object specifying additional options that are passed directly to the
|
||
* parser() method on the parser. The available options are parser-dependent
|
||
*/
|
||
parserOptions?: Linter.ParserOptions | undefined;
|
||
}
|
||
|
||
interface LinterOptions {
|
||
/**
|
||
* A boolean value indicating if inline configuration is allowed.
|
||
*/
|
||
noInlineConfig?: boolean;
|
||
|
||
/**
|
||
* A severity value indicating if and how unused disable directives should be
|
||
* tracked and reported.
|
||
*/
|
||
reportUnusedDisableDirectives?: Severity | StringSeverity | boolean;
|
||
}
|
||
|
||
interface Stats {
|
||
/**
|
||
* The number of times ESLint has applied at least one fix after linting.
|
||
*/
|
||
fixPasses: number;
|
||
|
||
/**
|
||
* The times spent on (parsing, fixing, linting) a file, where the linting refers to the timing information for each rule.
|
||
*/
|
||
times: { passes: TimePass[] };
|
||
}
|
||
|
||
interface TimePass {
|
||
parse: { total: number };
|
||
rules?: Record<string, { total: number }>;
|
||
fix: { total: number };
|
||
total: number;
|
||
}
|
||
}
|
||
|
||
// #endregion
|
||
|
||
// #region ESLint
|
||
|
||
export class ESLint {
|
||
static configType: "flat";
|
||
|
||
static readonly version: string;
|
||
|
||
static outputFixes(results: ESLint.LintResult[]): Promise<void>;
|
||
|
||
static getErrorResults(results: ESLint.LintResult[]): ESLint.LintResult[];
|
||
|
||
constructor(options?: ESLint.Options);
|
||
|
||
lintFiles(patterns: string | string[]): Promise<ESLint.LintResult[]>;
|
||
|
||
lintText(
|
||
code: string,
|
||
options?: { filePath?: string | undefined; warnIgnored?: boolean | undefined },
|
||
): Promise<ESLint.LintResult[]>;
|
||
|
||
getRulesMetaForResults(results: ESLint.LintResult[]): ESLint.LintResultData["rulesMeta"];
|
||
|
||
hasFlag(flag: string): boolean;
|
||
|
||
calculateConfigForFile(filePath: string): Promise<any>;
|
||
|
||
findConfigFile(): Promise<string | undefined>;
|
||
|
||
isPathIgnored(filePath: string): Promise<boolean>;
|
||
|
||
loadFormatter(nameOrPath?: string): Promise<ESLint.Formatter>;
|
||
}
|
||
|
||
export namespace ESLint {
|
||
type ConfigData<Rules extends Linter.RulesRecord = Linter.RulesRecord> = Omit<
|
||
Linter.LegacyConfig<Rules>,
|
||
"$schema"
|
||
>;
|
||
|
||
interface Environment {
|
||
globals?: Linter.Globals | undefined;
|
||
parserOptions?: Linter.ParserOptions | undefined;
|
||
}
|
||
|
||
interface ObjectMetaProperties {
|
||
/** @deprecated Use `meta.name` instead. */
|
||
name?: string | undefined;
|
||
|
||
/** @deprecated Use `meta.version` instead. */
|
||
version?: string | undefined;
|
||
|
||
meta?: {
|
||
name?: string | undefined;
|
||
version?: string | undefined;
|
||
};
|
||
}
|
||
|
||
interface Plugin extends ObjectMetaProperties {
|
||
configs?: Record<string, Linter.LegacyConfig | Linter.Config | Linter.Config[]> | undefined;
|
||
environments?: Record<string, Environment> | undefined;
|
||
processors?: Record<string, Linter.Processor> | undefined;
|
||
rules?: Record<string, Rule.RuleModule> | undefined;
|
||
}
|
||
|
||
type FixType = "directive" | "problem" | "suggestion" | "layout";
|
||
|
||
type CacheStrategy = "content" | "metadata";
|
||
|
||
interface Options {
|
||
// File enumeration
|
||
cwd?: string | undefined;
|
||
errorOnUnmatchedPattern?: boolean | undefined;
|
||
globInputPaths?: boolean | undefined;
|
||
ignore?: boolean | undefined;
|
||
ignorePatterns?: string[] | null | undefined;
|
||
passOnNoPatterns?: boolean | undefined;
|
||
warnIgnored?: boolean | undefined;
|
||
|
||
// Linting
|
||
allowInlineConfig?: boolean | undefined;
|
||
baseConfig?: Linter.Config | Linter.Config[] | null | undefined;
|
||
overrideConfig?: Linter.Config | Linter.Config[] | null | undefined;
|
||
overrideConfigFile?: string | boolean | undefined;
|
||
plugins?: Record<string, Plugin> | null | undefined;
|
||
ruleFilter?: ((arg: { ruleId: string; severity: Exclude<Linter.Severity, 0> }) => boolean) | undefined;
|
||
stats?: boolean | undefined;
|
||
|
||
// Autofix
|
||
fix?: boolean | ((message: Linter.LintMessage) => boolean) | undefined;
|
||
fixTypes?: FixType[] | undefined;
|
||
|
||
// Cache-related
|
||
cache?: boolean | undefined;
|
||
cacheLocation?: string | undefined;
|
||
cacheStrategy?: CacheStrategy | undefined;
|
||
|
||
// Other Options
|
||
flags?: string[] | undefined;
|
||
}
|
||
|
||
interface LegacyOptions {
|
||
// File enumeration
|
||
cwd?: string | undefined;
|
||
errorOnUnmatchedPattern?: boolean | undefined;
|
||
extensions?: string[] | undefined;
|
||
globInputPaths?: boolean | undefined;
|
||
ignore?: boolean | undefined;
|
||
ignorePath?: string | undefined;
|
||
|
||
// Linting
|
||
allowInlineConfig?: boolean | undefined;
|
||
baseConfig?: Linter.LegacyConfig | undefined;
|
||
overrideConfig?: Linter.LegacyConfig | undefined;
|
||
overrideConfigFile?: string | undefined;
|
||
plugins?: Record<string, Plugin> | undefined;
|
||
reportUnusedDisableDirectives?: Linter.StringSeverity | undefined;
|
||
resolvePluginsRelativeTo?: string | undefined;
|
||
rulePaths?: string[] | undefined;
|
||
useEslintrc?: boolean | undefined;
|
||
|
||
// Autofix
|
||
fix?: boolean | ((message: Linter.LintMessage) => boolean) | undefined;
|
||
fixTypes?: FixType[] | undefined;
|
||
|
||
// Cache-related
|
||
cache?: boolean | undefined;
|
||
cacheLocation?: string | undefined;
|
||
cacheStrategy?: CacheStrategy | undefined;
|
||
|
||
// Other Options
|
||
flags?: string[] | undefined;
|
||
}
|
||
|
||
interface LintResult {
|
||
filePath: string;
|
||
messages: Linter.LintMessage[];
|
||
suppressedMessages: Linter.SuppressedLintMessage[];
|
||
errorCount: number;
|
||
fatalErrorCount: number;
|
||
warningCount: number;
|
||
fixableErrorCount: number;
|
||
fixableWarningCount: number;
|
||
output?: string | undefined;
|
||
source?: string | undefined;
|
||
stats?: Linter.Stats | undefined;
|
||
usedDeprecatedRules: DeprecatedRuleUse[];
|
||
}
|
||
|
||
interface LintResultData {
|
||
cwd: string;
|
||
rulesMeta: {
|
||
[ruleId: string]: Rule.RuleMetaData;
|
||
};
|
||
}
|
||
|
||
interface DeprecatedRuleUse {
|
||
ruleId: string;
|
||
replacedBy: string[];
|
||
}
|
||
|
||
interface Formatter {
|
||
format(results: LintResult[], data: LintResultData): string | Promise<string>;
|
||
}
|
||
|
||
// Docs reference the types by those name
|
||
type EditInfo = Rule.Fix;
|
||
type LoadedFormatter = Formatter;
|
||
type ResultsMeta = LintResultData;
|
||
}
|
||
|
||
// #endregion
|
||
|
||
export function loadESLint(options: { useFlatConfig: true }): Promise<typeof ESLint>;
|
||
export function loadESLint(options: { useFlatConfig: false }): Promise<typeof LegacyESLint>;
|
||
export function loadESLint(
|
||
options?: { useFlatConfig?: boolean | undefined },
|
||
): Promise<typeof ESLint | typeof LegacyESLint>;
|
||
|
||
// #region RuleTester
|
||
|
||
export class RuleTester {
|
||
static describe: ((...args: any) => any) | null;
|
||
static it: ((...args: any) => any) | null;
|
||
static itOnly: ((...args: any) => any) | null;
|
||
|
||
constructor(config?: Linter.Config);
|
||
|
||
run(
|
||
name: string,
|
||
rule: Rule.RuleModule,
|
||
tests: {
|
||
valid: Array<string | RuleTester.ValidTestCase>;
|
||
invalid: RuleTester.InvalidTestCase[];
|
||
},
|
||
): void;
|
||
|
||
static only(
|
||
item: string | RuleTester.ValidTestCase | RuleTester.InvalidTestCase,
|
||
): RuleTester.ValidTestCase | RuleTester.InvalidTestCase;
|
||
}
|
||
|
||
export namespace RuleTester {
|
||
interface ValidTestCase {
|
||
name?: string;
|
||
code: string;
|
||
options?: any;
|
||
filename?: string | undefined;
|
||
only?: boolean;
|
||
languageOptions?: Linter.LanguageOptions | undefined;
|
||
settings?: { [name: string]: any } | undefined;
|
||
}
|
||
|
||
interface SuggestionOutput {
|
||
messageId?: string;
|
||
desc?: string;
|
||
data?: Record<string, unknown> | undefined;
|
||
output: string;
|
||
}
|
||
|
||
interface InvalidTestCase extends ValidTestCase {
|
||
errors: number | Array<TestCaseError | string>;
|
||
output?: string | null | undefined;
|
||
}
|
||
|
||
interface TestCaseError {
|
||
message?: string | RegExp;
|
||
messageId?: string;
|
||
type?: string | undefined;
|
||
data?: any;
|
||
line?: number | undefined;
|
||
column?: number | undefined;
|
||
endLine?: number | undefined;
|
||
endColumn?: number | undefined;
|
||
suggestions?: SuggestionOutput[] | undefined;
|
||
}
|
||
}
|
||
|
||
// #endregion
|