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vue-hello/node_modules/@types/eslint/index.d.ts

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// Type definitions for eslint 7.29
// Project: https://eslint.org
// Definitions by: Pierre-Marie Dartus <https://github.com/pmdartus>
// Jed Fox <https://github.com/j-f1>
// Saad Quadri <https://github.com/saadq>
// Jason Kwok <https://github.com/JasonHK>
// Brad Zacher <https://github.com/bradzacher>
// JounQin <https://github.com/JounQin>
// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
/// <reference path="helpers.d.ts" />
/// <reference path="lib/rules/index.d.ts" />
import { JSONSchema4 } from "json-schema";
import * as ESTree from "estree";
export namespace AST {
type TokenType =
| "Boolean"
| "Null"
| "Identifier"
| "Keyword"
| "Punctuator"
| "JSXIdentifier"
| "JSXText"
| "Numeric"
| "String"
| "RegularExpression";
interface Token {
type: TokenType;
value: string;
range: Range;
loc: SourceLocation;
}
interface SourceLocation {
start: ESTree.Position;
end: ESTree.Position;
}
type Range = [number, number];
interface Program extends ESTree.Program {
comments: ESTree.Comment[];
tokens: Token[];
loc: SourceLocation;
range: Range;
}
}
export namespace Scope {
interface ScopeManager {
scopes: Scope[];
globalScope: Scope | null;
acquire(node: ESTree.Node, inner?: boolean): Scope | null;
getDeclaredVariables(node: ESTree.Node): Variable[];
}
interface Scope {
type:
| "block"
| "catch"
| "class"
| "for"
| "function"
| "function-expression-name"
| "global"
| "module"
| "switch"
| "with"
| "TDZ";
isStrict: boolean;
upper: Scope | null;
childScopes: Scope[];
variableScope: Scope;
block: ESTree.Node;
variables: Variable[];
set: Map<string, Variable>;
references: Reference[];
through: Reference[];
functionExpressionScope: boolean;
}
interface Variable {
name: string;
identifiers: ESTree.Identifier[];
references: Reference[];
defs: Definition[];
}
interface Reference {
identifier: ESTree.Identifier;
from: Scope;
resolved: Variable | null;
writeExpr: ESTree.Node | null;
init: boolean;
isWrite(): boolean;
isRead(): boolean;
isWriteOnly(): boolean;
isReadOnly(): boolean;
isReadWrite(): boolean;
}
type DefinitionType =
| { type: "CatchClause"; node: ESTree.CatchClause; parent: null }
| { type: "ClassName"; node: ESTree.ClassDeclaration | ESTree.ClassExpression; parent: null }
| { type: "FunctionName"; node: ESTree.FunctionDeclaration | ESTree.FunctionExpression; parent: null }
| { type: "ImplicitGlobalVariable"; node: ESTree.Program; parent: null }
| {
type: "ImportBinding";
node: ESTree.ImportSpecifier | ESTree.ImportDefaultSpecifier | ESTree.ImportNamespaceSpecifier;
parent: ESTree.ImportDeclaration;
}
| {
type: "Parameter";
node: ESTree.FunctionDeclaration | ESTree.FunctionExpression | ESTree.ArrowFunctionExpression;
parent: null;
}
| { type: "TDZ"; node: any; parent: null }
| { type: "Variable"; node: ESTree.VariableDeclarator; parent: ESTree.VariableDeclaration };
type Definition = DefinitionType & { name: ESTree.Identifier };
}
//#region SourceCode
export class SourceCode {
text: string;
ast: AST.Program;
lines: string[];
hasBOM: boolean;
parserServices: SourceCode.ParserServices;
scopeManager: Scope.ScopeManager;
visitorKeys: SourceCode.VisitorKeys;
constructor(text: string, ast: AST.Program);
constructor(config: SourceCode.Config);
static splitLines(text: string): string[];
getText(node?: ESTree.Node, beforeCount?: number, afterCount?: number): string;
getLines(): string[];
getAllComments(): ESTree.Comment[];
getComments(node: ESTree.Node): { leading: ESTree.Comment[]; trailing: ESTree.Comment[] };
getJSDocComment(node: ESTree.Node): ESTree.Comment | null;
getNodeByRangeIndex(index: number): ESTree.Node | null;
isSpaceBetweenTokens(first: AST.Token, second: AST.Token): boolean;
getLocFromIndex(index: number): ESTree.Position;
getIndexFromLoc(location: ESTree.Position): number;
// Inherited methods from TokenStore
// ---------------------------------
getTokenByRangeStart(offset: number, options?: { includeComments: false }): AST.Token | null;
getTokenByRangeStart(offset: number, options: { includeComments: boolean }): AST.Token | ESTree.Comment | null;
getFirstToken: SourceCode.UnaryNodeCursorWithSkipOptions;
getFirstTokens: SourceCode.UnaryNodeCursorWithCountOptions;
getLastToken: SourceCode.UnaryNodeCursorWithSkipOptions;
getLastTokens: SourceCode.UnaryNodeCursorWithCountOptions;
getTokenBefore: SourceCode.UnaryCursorWithSkipOptions;
getTokensBefore: SourceCode.UnaryCursorWithCountOptions;
getTokenAfter: SourceCode.UnaryCursorWithSkipOptions;
getTokensAfter: SourceCode.UnaryCursorWithCountOptions;
getFirstTokenBetween: SourceCode.BinaryCursorWithSkipOptions;
getFirstTokensBetween: SourceCode.BinaryCursorWithCountOptions;
getLastTokenBetween: SourceCode.BinaryCursorWithSkipOptions;
getLastTokensBetween: SourceCode.BinaryCursorWithCountOptions;
getTokensBetween: SourceCode.BinaryCursorWithCountOptions;
getTokens: ((node: ESTree.Node, beforeCount?: number, afterCount?: number) => AST.Token[]) &
SourceCode.UnaryNodeCursorWithCountOptions;
commentsExistBetween(
left: ESTree.Node | AST.Token | ESTree.Comment,
right: ESTree.Node | AST.Token | ESTree.Comment,
): boolean;
getCommentsBefore(nodeOrToken: ESTree.Node | AST.Token): ESTree.Comment[];
getCommentsAfter(nodeOrToken: ESTree.Node | AST.Token): ESTree.Comment[];
getCommentsInside(node: ESTree.Node): ESTree.Comment[];
}
export namespace SourceCode {
interface Config {
text: string;
ast: AST.Program;
parserServices?: ParserServices | undefined;
scopeManager?: Scope.ScopeManager | undefined;
visitorKeys?: VisitorKeys | undefined;
}
type ParserServices = any;
interface VisitorKeys {
[nodeType: string]: string[];
}
interface UnaryNodeCursorWithSkipOptions {
<T extends AST.Token>(
node: ESTree.Node,
options:
| ((token: AST.Token) => token is T)
| { filter: (token: AST.Token) => token is T; includeComments?: false | undefined; skip?: number | undefined },
): T | null;
<T extends AST.Token | ESTree.Comment>(
node: ESTree.Node,
options: {
filter: (tokenOrComment: AST.Token | ESTree.Comment) => tokenOrComment is T;
includeComments: boolean;
skip?: number | undefined;
},
): T | null;
(
node: ESTree.Node,
options?:
| { filter?: ((token: AST.Token) => boolean) | undefined; includeComments?: false | undefined; skip?: number | undefined }
| ((token: AST.Token) => boolean)
| number,
): AST.Token | null;
(
node: ESTree.Node,
options: {
filter?: ((token: AST.Token | ESTree.Comment) => boolean) | undefined;
includeComments: boolean;
skip?: number | undefined;
},
): AST.Token | ESTree.Comment | null;
}
interface UnaryNodeCursorWithCountOptions {
<T extends AST.Token>(
node: ESTree.Node,
options:
| ((token: AST.Token) => token is T)
| { filter: (token: AST.Token) => token is T; includeComments?: false | undefined; count?: number | undefined },
): T[];
<T extends AST.Token | ESTree.Comment>(
node: ESTree.Node,
options: {
filter: (tokenOrComment: AST.Token | ESTree.Comment) => tokenOrComment is T;
includeComments: boolean;
count?: number | undefined;
},
): T[];
(
node: ESTree.Node,
options?:
| { filter?: ((token: AST.Token) => boolean) | undefined; includeComments?: false | undefined; count?: number | undefined }
| ((token: AST.Token) => boolean)
| number,
): AST.Token[];
(
node: ESTree.Node,
options: {
filter?: ((token: AST.Token | ESTree.Comment) => boolean) | undefined;
includeComments: boolean;
count?: number | undefined;
},
): Array<AST.Token | ESTree.Comment>;
}
interface UnaryCursorWithSkipOptions {
<T extends AST.Token>(
node: ESTree.Node | AST.Token | ESTree.Comment,
options:
| ((token: AST.Token) => token is T)
| { filter: (token: AST.Token) => token is T; includeComments?: false | undefined; skip?: number | undefined },
): T | null;
<T extends AST.Token | ESTree.Comment>(
node: ESTree.Node | AST.Token | ESTree.Comment,
options: {
filter: (tokenOrComment: AST.Token | ESTree.Comment) => tokenOrComment is T;
includeComments: boolean;
skip?: number | undefined;
},
): T | null;
(
node: ESTree.Node | AST.Token | ESTree.Comment,
options?:
| { filter?: ((token: AST.Token) => boolean) | undefined; includeComments?: false | undefined; skip?: number | undefined }
| ((token: AST.Token) => boolean)
| number,
): AST.Token | null;
(
node: ESTree.Node | AST.Token | ESTree.Comment,
options: {
filter?: ((token: AST.Token | ESTree.Comment) => boolean) | undefined;
includeComments: boolean;
skip?: number | undefined;
},
): AST.Token | ESTree.Comment | null;
}
interface UnaryCursorWithCountOptions {
<T extends AST.Token>(
node: ESTree.Node | AST.Token | ESTree.Comment,
options:
| ((token: AST.Token) => token is T)
| { filter: (token: AST.Token) => token is T; includeComments?: false | undefined; count?: number | undefined },
): T[];
<T extends AST.Token | ESTree.Comment>(
node: ESTree.Node | AST.Token | ESTree.Comment,
options: {
filter: (tokenOrComment: AST.Token | ESTree.Comment) => tokenOrComment is T;
includeComments: boolean;
count?: number | undefined;
},
): T[];
(
node: ESTree.Node | AST.Token | ESTree.Comment,
options?:
| { filter?: ((token: AST.Token) => boolean) | undefined; includeComments?: false | undefined; count?: number | undefined }
| ((token: AST.Token) => boolean)
| number,
): AST.Token[];
(
node: ESTree.Node | AST.Token | ESTree.Comment,
options: {
filter?: ((token: AST.Token | ESTree.Comment) => boolean) | undefined;
includeComments: boolean;
count?: number | undefined;
},
): Array<AST.Token | ESTree.Comment>;
}
interface BinaryCursorWithSkipOptions {
<T extends AST.Token>(
left: ESTree.Node | AST.Token | ESTree.Comment,
right: ESTree.Node | AST.Token | ESTree.Comment,
options:
| ((token: AST.Token) => token is T)
| { filter: (token: AST.Token) => token is T; includeComments?: false | undefined; skip?: number | undefined },
): T | null;
<T extends AST.Token | ESTree.Comment>(
left: ESTree.Node | AST.Token | ESTree.Comment,
right: ESTree.Node | AST.Token | ESTree.Comment,
options: {
filter: (tokenOrComment: AST.Token | ESTree.Comment) => tokenOrComment is T;
includeComments: boolean;
skip?: number | undefined;
},
): T | null;
(
left: ESTree.Node | AST.Token | ESTree.Comment,
right: ESTree.Node | AST.Token | ESTree.Comment,
options?:
| { filter?: ((token: AST.Token) => boolean) | undefined; includeComments?: false | undefined; skip?: number | undefined }
| ((token: AST.Token) => boolean)
| number,
): AST.Token | null;
(
left: ESTree.Node | AST.Token | ESTree.Comment,
right: ESTree.Node | AST.Token | ESTree.Comment,
options: {
filter?: ((token: AST.Token | ESTree.Comment) => boolean) | undefined;
includeComments: boolean;
skip?: number | undefined;
},
): AST.Token | ESTree.Comment | null;
}
interface BinaryCursorWithCountOptions {
<T extends AST.Token>(
left: ESTree.Node | AST.Token | ESTree.Comment,
right: ESTree.Node | AST.Token | ESTree.Comment,
options:
| ((token: AST.Token) => token is T)
| { filter: (token: AST.Token) => token is T; includeComments?: false | undefined; count?: number | undefined },
): T[];
<T extends AST.Token | ESTree.Comment>(
left: ESTree.Node | AST.Token | ESTree.Comment,
right: ESTree.Node | AST.Token | ESTree.Comment,
options: {
filter: (tokenOrComment: AST.Token | ESTree.Comment) => tokenOrComment is T;
includeComments: boolean;
count?: number | undefined;
},
): T[];
(
left: ESTree.Node | AST.Token | ESTree.Comment,
right: ESTree.Node | AST.Token | ESTree.Comment,
options?:
| { filter?: ((token: AST.Token) => boolean) | undefined; includeComments?: false | undefined; count?: number | undefined }
| ((token: AST.Token) => boolean)
| number,
): AST.Token[];
(
left: ESTree.Node | AST.Token | ESTree.Comment,
right: ESTree.Node | AST.Token | ESTree.Comment,
options: {
filter?: ((token: AST.Token | ESTree.Comment) => boolean) | undefined;
includeComments: boolean;
count?: number | undefined;
},
): Array<AST.Token | ESTree.Comment>;
}
}
//#endregion
export namespace Rule {
interface RuleModule {
create(context: RuleContext): RuleListener;
meta?: RuleMetaData | undefined;
}
type NodeTypes = ESTree.Node["type"];
interface NodeListener {
ArrayExpression?: ((node: ESTree.ArrayExpression & NodeParentExtension) => void) | undefined;
ArrayPattern?: ((node: ESTree.ArrayPattern & NodeParentExtension) => void) | undefined;
ArrowFunctionExpression?: ((node: ESTree.ArrowFunctionExpression & NodeParentExtension) => void) | undefined;
AssignmentExpression?: ((node: ESTree.AssignmentExpression & NodeParentExtension) => void) | undefined;
AssignmentPattern?: ((node: ESTree.AssignmentPattern & NodeParentExtension) => void) | undefined;
AwaitExpression?: ((node: ESTree.AwaitExpression & NodeParentExtension) => void) | undefined;
BinaryExpression?: ((node: ESTree.BinaryExpression & NodeParentExtension) => void) | undefined;
BlockStatement?: ((node: ESTree.BlockStatement & NodeParentExtension) => void) | undefined;
BreakStatement?: ((node: ESTree.BreakStatement & NodeParentExtension) => void) | undefined;
CallExpression?: ((node: ESTree.CallExpression & NodeParentExtension) => void) | undefined;
CatchClause?: ((node: ESTree.CatchClause & NodeParentExtension) => void) | undefined;
ChainExpression?: ((node: ESTree.ChainExpression & NodeParentExtension) => void) | undefined;
ClassBody?: ((node: ESTree.ClassBody & NodeParentExtension) => void) | undefined;
ClassDeclaration?: ((node: ESTree.ClassDeclaration & NodeParentExtension) => void) | undefined;
ClassExpression?: ((node: ESTree.ClassExpression & NodeParentExtension) => void) | undefined;
ConditionalExpression?: ((node: ESTree.ConditionalExpression & NodeParentExtension) => void) | undefined;
ContinueStatement?: ((node: ESTree.ContinueStatement & NodeParentExtension) => void) | undefined;
DebuggerStatement?: ((node: ESTree.DebuggerStatement & NodeParentExtension) => void) | undefined;
DoWhileStatement?: ((node: ESTree.DoWhileStatement & NodeParentExtension) => void) | undefined;
EmptyStatement?: ((node: ESTree.EmptyStatement & NodeParentExtension) => void) | undefined;
ExportAllDeclaration?: ((node: ESTree.ExportAllDeclaration & NodeParentExtension) => void) | undefined;
ExportDefaultDeclaration?: ((node: ESTree.ExportDefaultDeclaration & NodeParentExtension) => void) | undefined;
ExportNamedDeclaration?: ((node: ESTree.ExportNamedDeclaration & NodeParentExtension) => void) | undefined;
ExportSpecifier?: ((node: ESTree.ExportSpecifier & NodeParentExtension) => void) | undefined;
ExpressionStatement?: ((node: ESTree.ExpressionStatement & NodeParentExtension) => void) | undefined;
ForInStatement?: ((node: ESTree.ForInStatement & NodeParentExtension) => void) | undefined;
ForOfStatement?: ((node: ESTree.ForOfStatement & NodeParentExtension) => void) | undefined;
ForStatement?: ((node: ESTree.ForStatement & NodeParentExtension) => void) | undefined;
FunctionDeclaration?: ((node: ESTree.FunctionDeclaration & NodeParentExtension) => void) | undefined;
FunctionExpression?: ((node: ESTree.FunctionExpression & NodeParentExtension) => void) | undefined;
Identifier?: ((node: ESTree.Identifier & NodeParentExtension) => void) | undefined;
IfStatement?: ((node: ESTree.IfStatement & NodeParentExtension) => void) | undefined;
ImportDeclaration?: ((node: ESTree.ImportDeclaration & NodeParentExtension) => void) | undefined;
ImportDefaultSpecifier?: ((node: ESTree.ImportDefaultSpecifier & NodeParentExtension) => void) | undefined;
ImportExpression?: ((node: ESTree.ImportExpression & NodeParentExtension) => void) | undefined;
ImportNamespaceSpecifier?: ((node: ESTree.ImportNamespaceSpecifier & NodeParentExtension) => void) | undefined;
ImportSpecifier?: ((node: ESTree.ImportSpecifier & NodeParentExtension) => void) | undefined;
LabeledStatement?: ((node: ESTree.LabeledStatement & NodeParentExtension) => void) | undefined;
Literal?: ((node: ESTree.Literal & NodeParentExtension) => void) | undefined;
LogicalExpression?: ((node: ESTree.LogicalExpression & NodeParentExtension) => void) | undefined;
MemberExpression?: ((node: ESTree.MemberExpression & NodeParentExtension) => void) | undefined;
MetaProperty?: ((node: ESTree.MetaProperty & NodeParentExtension) => void) | undefined;
MethodDefinition?: ((node: ESTree.MethodDefinition & NodeParentExtension) => void) | undefined;
NewExpression?: ((node: ESTree.NewExpression & NodeParentExtension) => void) | undefined;
ObjectExpression?: ((node: ESTree.ObjectExpression & NodeParentExtension) => void) | undefined;
ObjectPattern?: ((node: ESTree.ObjectPattern & NodeParentExtension) => void) | undefined;
Program?: ((node: ESTree.Program) => void) | undefined;
Property?: ((node: ESTree.Property & NodeParentExtension) => void) | undefined;
RestElement?: ((node: ESTree.RestElement & NodeParentExtension) => void) | undefined;
ReturnStatement?: ((node: ESTree.ReturnStatement & NodeParentExtension) => void) | undefined;
SequenceExpression?: ((node: ESTree.SequenceExpression & NodeParentExtension) => void) | undefined;
SpreadElement?: ((node: ESTree.SpreadElement & NodeParentExtension) => void) | undefined;
Super?: ((node: ESTree.Super & NodeParentExtension) => void) | undefined;
SwitchCase?: ((node: ESTree.SwitchCase & NodeParentExtension) => void) | undefined;
SwitchStatement?: ((node: ESTree.SwitchStatement & NodeParentExtension) => void) | undefined;
TaggedTemplateExpression?: ((node: ESTree.TaggedTemplateExpression & NodeParentExtension) => void) | undefined;
TemplateElement?: ((node: ESTree.TemplateElement & NodeParentExtension) => void) | undefined;
TemplateLiteral?: ((node: ESTree.TemplateLiteral & NodeParentExtension) => void) | undefined;
ThisExpression?: ((node: ESTree.ThisExpression & NodeParentExtension) => void) | undefined;
ThrowStatement?: ((node: ESTree.ThrowStatement & NodeParentExtension) => void) | undefined;
TryStatement?: ((node: ESTree.TryStatement & NodeParentExtension) => void) | undefined;
UnaryExpression?: ((node: ESTree.UnaryExpression & NodeParentExtension) => void) | undefined;
UpdateExpression?: ((node: ESTree.UpdateExpression & NodeParentExtension) => void) | undefined;
VariableDeclaration?: ((node: ESTree.VariableDeclaration & NodeParentExtension) => void) | undefined;
VariableDeclarator?: ((node: ESTree.VariableDeclarator & NodeParentExtension) => void) | undefined;
WhileStatement?: ((node: ESTree.WhileStatement & NodeParentExtension) => void) | undefined;
WithStatement?: ((node: ESTree.WithStatement & NodeParentExtension) => void) | undefined;
YieldExpression?: ((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;
}
interface CodePath {
id: string;
initialSegment: CodePathSegment;
finalSegments: CodePathSegment[];
returnedSegments: CodePathSegment[];
thrownSegments: CodePathSegment[];
currentSegments: CodePathSegment[];
upper: CodePath | null;
childCodePaths: CodePath[];
}
interface CodePathSegment {
id: string;
nextSegments: CodePathSegment[];
prevSegments: CodePathSegment[];
reachable: boolean;
}
interface RuleMetaData {
docs?: {
/** provides the short description of the rule in the [rules index](https://eslint.org/docs/rules/) */
description?: string | undefined;
/** specifies the heading under which the rule is listed in the [rules index](https://eslint.org/docs/rules/) */
category?: string | undefined;
/** is whether the `"extends": "eslint:recommended"` property in a [configuration file](https://eslint.org/docs/user-guide/configuring#extending-configuration-files) enables the rule */
recommended?: boolean | undefined;
/** specifies the URL at which the full documentation can be accessed */
url?: string | undefined;
/** specifies whether rules can return suggestions (defaults to false if omitted) */
suggestion?: boolean | undefined;
} | undefined;
messages?: { [messageId: string]: string } | undefined;
fixable?: "code" | "whitespace" | undefined;
schema?: JSONSchema4 | JSONSchema4[] | undefined;
deprecated?: boolean | undefined;
type?: "problem" | "suggestion" | "layout" | undefined;
}
interface RuleContext {
id: string;
options: any[];
settings: { [name: string]: any };
parserPath: string;
parserOptions: Linter.ParserOptions;
parserServices: SourceCode.ParserServices;
getAncestors(): ESTree.Node[];
getDeclaredVariables(node: ESTree.Node): Scope.Variable[];
getFilename(): string;
getPhysicalFilename(): string;
getCwd(): string;
getScope(): Scope.Scope;
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 version: string;
version: string;
constructor(options?: { cwd?: string | undefined });
verify(code: SourceCode | string, config: Linter.Config, filename?: string): Linter.LintMessage[];
verify(code: SourceCode | string, config: Linter.Config, options: Linter.LintOptions): Linter.LintMessage[];
verifyAndFix(code: string, config: Linter.Config, filename?: string): Linter.FixReport;
verifyAndFix(code: string, 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.ParserModule): void;
}
export namespace Linter {
type Severity = 0 | 1 | 2;
type RuleLevel = Severity | "off" | "warn" | "error";
type RuleLevelAndOptions<Options extends any[] = any[]> = Prepend<Partial<Options>, RuleLevel>;
type RuleEntry<Options extends any[] = any[]> = RuleLevel | RuleLevelAndOptions<Options>;
interface RulesRecord {
[rule: string]: RuleEntry;
}
interface HasRules<Rules extends RulesRecord = RulesRecord> {
rules?: Partial<Rules> | undefined;
}
interface BaseConfig<Rules extends RulesRecord = RulesRecord> extends HasRules<Rules> {
$schema?: string | undefined;
env?: { [name: string]: boolean } | undefined;
extends?: string | string[] | undefined;
globals?: { [name: string]: boolean | "readonly" | "readable" | "writable" | "writeable" } | undefined;
noInlineConfig?: boolean | undefined;
overrides?: ConfigOverride[] | undefined;
parser?: string | undefined;
parserOptions?: ParserOptions | undefined;
plugins?: string[] | undefined;
processor?: string | undefined;
reportUnusedDisableDirectives?: boolean | undefined;
settings?: { [name: string]: any } | undefined;
}
interface ConfigOverride<Rules extends RulesRecord = RulesRecord> extends BaseConfig<Rules> {
excludedFiles?: string | string[] | undefined;
files: string | string[];
}
// https://github.com/eslint/eslint/blob/v6.8.0/conf/config-schema.js
interface Config<Rules extends RulesRecord = RulesRecord> extends BaseConfig<Rules> {
ignorePatterns?: string | string[] | undefined;
root?: boolean | undefined;
}
interface ParserOptions {
ecmaVersion?: 3 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | "latest" |undefined;
sourceType?: "script" | "module" | undefined;
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: Severity;
fix?: Rule.Fix | undefined;
/** @deprecated Use `linter.getSourceCode()` */
source?: string | null | undefined;
suggestions?: LintSuggestion[] | undefined;
}
interface FixOptions extends LintOptions {
fix?: boolean | undefined;
}
interface FixReport {
fixed: boolean;
output: string;
messages: LintMessage[];
}
type ParserModule =
| {
parse(text: string, options?: any): AST.Program;
}
| {
parseForESLint(text: string, options?: any): ESLintParseResult;
};
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/developer-guide/working-with-plugins#processors-in-plugins
interface Processor<T extends string | ProcessorFile = string | ProcessorFile> {
supportsAutofix?: boolean | undefined;
preprocess?(text: string, filename: string): T[];
postprocess?(messages: LintMessage[][], filename: string): LintMessage[];
}
}
//#endregion
//#region ESLint
export class ESLint {
static 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'];
calculateConfigForFile(filePath: string): Promise<any>;
isPathIgnored(filePath: string): Promise<boolean>;
loadFormatter(nameOrPath?: string): Promise<ESLint.Formatter>;
}
export namespace ESLint {
interface Options {
// 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.Config | undefined;
overrideConfig?: Linter.Config | undefined;
overrideConfigFile?: string | undefined;
plugins?: Record<string, any> | undefined;
reportUnusedDisableDirectives?: Linter.RuleLevel | undefined;
resolvePluginsRelativeTo?: string | undefined;
rulePaths?: string[] | undefined;
useEslintrc?: boolean | undefined;
// Autofix
fix?: boolean | ((message: Linter.LintMessage) => boolean) | undefined;
fixTypes?: Array<Rule.RuleMetaData["type"]> | undefined;
// Cache-related
cache?: boolean | undefined;
cacheLocation?: string | undefined;
cacheStrategy?: "content" | "metadata" | undefined;
}
interface LintResult {
filePath: string;
messages: Linter.LintMessage[];
errorCount: number;
fatalErrorCount: number;
warningCount: number;
fixableErrorCount: number;
fixableWarningCount: number;
output?: string | undefined;
source?: string | undefined;
usedDeprecatedRules: DeprecatedRuleUse[];
}
interface LintResultData {
rulesMeta: {
[ruleId: string]: Rule.RuleMetaData;
};
}
interface DeprecatedRuleUse {
ruleId: string;
replacedBy: string[];
}
interface Formatter {
format(results: LintResult[], data?: LintResultData): string;
}
// Docs reference the type by this name
type EditInfo = Rule.Fix;
}
//#endregion
//#region CLIEngine
/** @deprecated Deprecated in favor of `ESLint` */
export class CLIEngine {
static version: string;
constructor(options: CLIEngine.Options);
executeOnFiles(patterns: string[]): CLIEngine.LintReport;
resolveFileGlobPatterns(patterns: string[]): string[];
getConfigForFile(filePath: string): Linter.Config;
executeOnText(text: string, filename?: string): CLIEngine.LintReport;
addPlugin(name: string, pluginObject: any): void;
isPathIgnored(filePath: string): boolean;
getFormatter(format?: string): CLIEngine.Formatter;
getRules(): Map<string, Rule.RuleModule>;
static getErrorResults(results: CLIEngine.LintResult[]): CLIEngine.LintResult[];
static getFormatter(format?: string): CLIEngine.Formatter;
static outputFixes(report: CLIEngine.LintReport): void;
}
/** @deprecated Deprecated in favor of `ESLint` */
export namespace CLIEngine {
class Options {
allowInlineConfig?: boolean | undefined;
baseConfig?: false | { [name: string]: any } | undefined;
cache?: boolean | undefined;
cacheFile?: string | undefined;
cacheLocation?: string | undefined;
cacheStrategy?: "content" | "metadata" | undefined;
configFile?: string | undefined;
cwd?: string | undefined;
envs?: string[] | undefined;
errorOnUnmatchedPattern?: boolean | undefined;
extensions?: string[] | undefined;
fix?: boolean | undefined;
globals?: string[] | undefined;
ignore?: boolean | undefined;
ignorePath?: string | undefined;
ignorePattern?: string | string[] | undefined;
useEslintrc?: boolean | undefined;
parser?: string | undefined;
parserOptions?: Linter.ParserOptions | undefined;
plugins?: string[] | undefined;
resolvePluginsRelativeTo?: string | undefined;
rules?: {
[name: string]: Linter.RuleLevel | Linter.RuleLevelAndOptions;
} | undefined;
rulePaths?: string[] | undefined;
reportUnusedDisableDirectives?: boolean | undefined;
}
type LintResult = ESLint.LintResult;
type LintResultData = ESLint.LintResultData;
interface LintReport {
results: LintResult[];
errorCount: number;
warningCount: number;
fixableErrorCount: number;
fixableWarningCount: number;
usedDeprecatedRules: DeprecatedRuleUse[];
}
type DeprecatedRuleUse = ESLint.DeprecatedRuleUse;
type Formatter = (results: LintResult[], data?: LintResultData) => string;
}
//#endregion
//#region RuleTester
export class RuleTester {
constructor(config?: any);
run(
name: string,
rule: Rule.RuleModule,
tests: {
valid?: Array<string | RuleTester.ValidTestCase> | undefined;
invalid?: RuleTester.InvalidTestCase[] | undefined;
},
): void;
static only(
item: string | RuleTester.ValidTestCase | RuleTester.InvalidTestCase,
): RuleTester.ValidTestCase | RuleTester.InvalidTestCase;
}
export namespace RuleTester {
interface ValidTestCase {
code: string;
options?: any;
filename?: string | undefined;
only?: boolean;
parserOptions?: Linter.ParserOptions | undefined;
settings?: { [name: string]: any } | undefined;
parser?: string | undefined;
globals?: { [name: string]: boolean } | undefined;
}
interface SuggestionOutput {
messageId?: string | undefined;
desc?: string | undefined;
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 | undefined;
messageId?: string | undefined;
type?: string | undefined;
data?: any;
line?: number | undefined;
column?: number | undefined;
endLine?: number | undefined;
endColumn?: number | undefined;
suggestions?: SuggestionOutput[] | undefined;
}
}
//#endregion