55 lines
1.7 KiB
JavaScript
55 lines
1.7 KiB
JavaScript
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/**
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* @fileoverview Expose out ESLint and CLI to require.
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* @author Ian Christian Myers
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*/
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"use strict";
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//-----------------------------------------------------------------------------
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// Requirements
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//-----------------------------------------------------------------------------
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const { ESLint, FlatESLint } = require("./eslint");
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const { shouldUseFlatConfig } = require("./eslint/flat-eslint");
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const { Linter } = require("./linter");
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const { RuleTester } = require("./rule-tester");
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const { SourceCode } = require("./source-code");
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//-----------------------------------------------------------------------------
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// Functions
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//-----------------------------------------------------------------------------
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/**
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* Loads the correct ESLint constructor given the options.
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* @param {Object} [options] The options object
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* @param {boolean} [options.useFlatConfig] Whether or not to use a flat config
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* @param {string} [options.cwd] The current working directory
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* @returns {Promise<ESLint|LegacyESLint>} The ESLint constructor
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*/
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async function loadESLint({ useFlatConfig, cwd = process.cwd() } = {}) {
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/*
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* Note: The v9.x version of this function doesn't have a cwd option
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* because it's not used. It's only used in the v8.x version of this
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* function.
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*/
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const shouldESLintUseFlatConfig = typeof useFlatConfig === "boolean"
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? useFlatConfig
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: await shouldUseFlatConfig({ cwd });
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return shouldESLintUseFlatConfig ? FlatESLint : ESLint;
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}
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//-----------------------------------------------------------------------------
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// Exports
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//-----------------------------------------------------------------------------
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module.exports = {
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Linter,
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loadESLint,
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ESLint,
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RuleTester,
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SourceCode
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};
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