{"version":3,"file":"eslintrc.cjs","sources":["../lib/config-array/ignore-pattern.js","../lib/config-array/extracted-config.js","../lib/config-array/config-array.js","../lib/config-array/config-dependency.js","../lib/config-array/override-tester.js","../lib/config-array/index.js","../lib/shared/config-ops.js","../lib/shared/deprecation-warnings.js","../lib/shared/ajv.js","../lib/shared/deep-merge-arrays.js","../conf/config-schema.js","../conf/environments.js","../lib/shared/config-validator.js","../lib/shared/naming.js","../lib/shared/relative-module-resolver.js","../lib/config-array-factory.js","../lib/cascading-config-array-factory.js","../lib/flat-compat.js","../lib/index.js"],"sourcesContent":["/**\n * @fileoverview `IgnorePattern` class.\n *\n * `IgnorePattern` class has the set of glob patterns and the base path.\n *\n * It provides two static methods.\n *\n * - `IgnorePattern.createDefaultIgnore(cwd)`\n * Create the default predicate function.\n * - `IgnorePattern.createIgnore(ignorePatterns)`\n * Create the predicate function from multiple `IgnorePattern` objects.\n *\n * It provides two properties and a method.\n *\n * - `patterns`\n * The glob patterns that ignore to lint.\n * - `basePath`\n * The base path of the glob patterns. If absolute paths existed in the\n * glob patterns, those are handled as relative paths to the base path.\n * - `getPatternsRelativeTo(basePath)`\n * Get `patterns` as modified for a given base path. It modifies the\n * absolute paths in the patterns as prepending the difference of two base\n * paths.\n *\n * `ConfigArrayFactory` creates `IgnorePattern` objects when it processes\n * `ignorePatterns` properties.\n *\n * @author Toru Nagashima \n */\n\n//------------------------------------------------------------------------------\n// Requirements\n//------------------------------------------------------------------------------\n\nimport assert from \"node:assert\";\nimport path from \"node:path\";\nimport ignore from \"ignore\";\nimport debugOrig from \"debug\";\n\nconst debug = debugOrig(\"eslintrc:ignore-pattern\");\n\n/** @typedef {ReturnType} Ignore */\n\n//------------------------------------------------------------------------------\n// Helpers\n//------------------------------------------------------------------------------\n\n/**\n * Get the path to the common ancestor directory of given paths.\n * @param {string[]} sourcePaths The paths to calculate the common ancestor.\n * @returns {string} The path to the common ancestor directory.\n */\nfunction getCommonAncestorPath(sourcePaths) {\n let result = sourcePaths[0];\n\n for (let i = 1; i < sourcePaths.length; ++i) {\n const a = result;\n const b = sourcePaths[i];\n\n // Set the shorter one (it's the common ancestor if one includes the other).\n result = a.length < b.length ? a : b;\n\n // Set the common ancestor.\n for (let j = 0, lastSepPos = 0; j < a.length && j < b.length; ++j) {\n if (a[j] !== b[j]) {\n result = a.slice(0, lastSepPos);\n break;\n }\n if (a[j] === path.sep) {\n lastSepPos = j;\n }\n }\n }\n\n let resolvedResult = result || path.sep;\n\n // if Windows common ancestor is root of drive must have trailing slash to be absolute.\n if (resolvedResult && resolvedResult.endsWith(\":\") && process.platform === \"win32\") {\n resolvedResult += path.sep;\n }\n return resolvedResult;\n}\n\n/**\n * Make relative path.\n * @param {string} from The source path to get relative path.\n * @param {string} to The destination path to get relative path.\n * @returns {string} The relative path.\n */\nfunction relative(from, to) {\n const relPath = path.relative(from, to);\n\n if (path.sep === \"/\") {\n return relPath;\n }\n return relPath.split(path.sep).join(\"/\");\n}\n\n/**\n * Get the trailing slash if existed.\n * @param {string} filePath The path to check.\n * @returns {string} The trailing slash if existed.\n */\nfunction dirSuffix(filePath) {\n const isDir = (\n filePath.endsWith(path.sep) ||\n (process.platform === \"win32\" && filePath.endsWith(\"/\"))\n );\n\n return isDir ? \"/\" : \"\";\n}\n\nconst DefaultPatterns = Object.freeze([\"/**/node_modules/*\"]);\nconst DotPatterns = Object.freeze([\".*\", \"!.eslintrc.*\", \"!../\"]);\n\n//------------------------------------------------------------------------------\n// Public\n//------------------------------------------------------------------------------\n\n/**\n * Represents a set of glob patterns to ignore against a base path.\n */\nclass IgnorePattern {\n\n /**\n * The default patterns.\n * @type {string[]}\n */\n static get DefaultPatterns() {\n return DefaultPatterns;\n }\n\n /**\n * Create the default predicate function.\n * @param {string} cwd The current working directory.\n * @returns {((filePath:string, dot:boolean) => boolean) & {basePath:string; patterns:string[]}}\n * The preficate function.\n * The first argument is an absolute path that is checked.\n * The second argument is the flag to not ignore dotfiles.\n * If the predicate function returned `true`, it means the path should be ignored.\n */\n static createDefaultIgnore(cwd) {\n return this.createIgnore([new IgnorePattern(DefaultPatterns, cwd)]);\n }\n\n /**\n * Create the predicate function from multiple `IgnorePattern` objects.\n * @param {IgnorePattern[]} ignorePatterns The list of ignore patterns.\n * @returns {((filePath:string, dot?:boolean) => boolean) & {basePath:string; patterns:string[]}}\n * The preficate function.\n * The first argument is an absolute path that is checked.\n * The second argument is the flag to not ignore dotfiles.\n * If the predicate function returned `true`, it means the path should be ignored.\n */\n static createIgnore(ignorePatterns) {\n debug(\"Create with: %o\", ignorePatterns);\n\n const basePath = getCommonAncestorPath(ignorePatterns.map(p => p.basePath));\n const patterns = ignorePatterns.flatMap(p => p.getPatternsRelativeTo(basePath));\n const ig = ignore({ allowRelativePaths: true }).add([...DotPatterns, ...patterns]);\n const dotIg = ignore({ allowRelativePaths: true }).add(patterns);\n\n debug(\" processed: %o\", { basePath, patterns });\n\n return Object.assign(\n (filePath, dot = false) => {\n assert(path.isAbsolute(filePath), \"'filePath' should be an absolute path.\");\n const relPathRaw = relative(basePath, filePath);\n const relPath = relPathRaw && (relPathRaw + dirSuffix(filePath));\n const adoptedIg = dot ? dotIg : ig;\n const result = relPath !== \"\" && adoptedIg.ignores(relPath);\n\n debug(\"Check\", { filePath, dot, relativePath: relPath, result });\n return result;\n },\n { basePath, patterns }\n );\n }\n\n /**\n * Initialize a new `IgnorePattern` instance.\n * @param {string[]} patterns The glob patterns that ignore to lint.\n * @param {string} basePath The base path of `patterns`.\n */\n constructor(patterns, basePath) {\n assert(path.isAbsolute(basePath), \"'basePath' should be an absolute path.\");\n\n /**\n * The glob patterns that ignore to lint.\n * @type {string[]}\n */\n this.patterns = patterns;\n\n /**\n * The base path of `patterns`.\n * @type {string}\n */\n this.basePath = basePath;\n\n /**\n * If `true` then patterns which don't start with `/` will match the paths to the outside of `basePath`. Defaults to `false`.\n *\n * It's set `true` for `.eslintignore`, `package.json`, and `--ignore-path` for backward compatibility.\n * It's `false` as-is for `ignorePatterns` property in config files.\n * @type {boolean}\n */\n this.loose = false;\n }\n\n /**\n * Get `patterns` as modified for a given base path. It modifies the\n * absolute paths in the patterns as prepending the difference of two base\n * paths.\n * @param {string} newBasePath The base path.\n * @returns {string[]} Modifired patterns.\n */\n getPatternsRelativeTo(newBasePath) {\n assert(path.isAbsolute(newBasePath), \"'newBasePath' should be an absolute path.\");\n const { basePath, loose, patterns } = this;\n\n if (newBasePath === basePath) {\n return patterns;\n }\n const prefix = `/${relative(newBasePath, basePath)}`;\n\n return patterns.map(pattern => {\n const negative = pattern.startsWith(\"!\");\n const head = negative ? \"!\" : \"\";\n const body = negative ? pattern.slice(1) : pattern;\n\n if (body.startsWith(\"/\") || body.startsWith(\"../\")) {\n return `${head}${prefix}${body}`;\n }\n return loose ? pattern : `${head}${prefix}/**/${body}`;\n });\n }\n}\n\nexport { IgnorePattern };\n","/**\n * @fileoverview `ExtractedConfig` class.\n *\n * `ExtractedConfig` class expresses a final configuration for a specific file.\n *\n * It provides one method.\n *\n * - `toCompatibleObjectAsConfigFileContent()`\n * Convert this configuration to the compatible object as the content of\n * config files. It converts the loaded parser and plugins to strings.\n * `CLIEngine#getConfigForFile(filePath)` method uses this method.\n *\n * `ConfigArray#extractConfig(filePath)` creates a `ExtractedConfig` instance.\n *\n * @author Toru Nagashima \n */\n\nimport { IgnorePattern } from \"./ignore-pattern.js\";\n\n// For VSCode intellisense\n/** @typedef {import(\"../../shared/types\").ConfigData} ConfigData */\n/** @typedef {import(\"../../shared/types\").GlobalConf} GlobalConf */\n/** @typedef {import(\"../../shared/types\").SeverityConf} SeverityConf */\n/** @typedef {import(\"./config-dependency\").DependentParser} DependentParser */\n/** @typedef {import(\"./config-dependency\").DependentPlugin} DependentPlugin */\n\n/**\n * Check if `xs` starts with `ys`.\n * @template T\n * @param {T[]} xs The array to check.\n * @param {T[]} ys The array that may be the first part of `xs`.\n * @returns {boolean} `true` if `xs` starts with `ys`.\n */\nfunction startsWith(xs, ys) {\n return xs.length >= ys.length && ys.every((y, i) => y === xs[i]);\n}\n\n/**\n * The class for extracted config data.\n */\nclass ExtractedConfig {\n constructor() {\n\n /**\n * The config name what `noInlineConfig` setting came from.\n * @type {string}\n */\n this.configNameOfNoInlineConfig = \"\";\n\n /**\n * Environments.\n * @type {Record}\n */\n this.env = {};\n\n /**\n * Global variables.\n * @type {Record}\n */\n this.globals = {};\n\n /**\n * The glob patterns that ignore to lint.\n * @type {(((filePath:string, dot?:boolean) => boolean) & { basePath:string; patterns:string[] }) | undefined}\n */\n this.ignores = void 0;\n\n /**\n * The flag that disables directive comments.\n * @type {boolean|undefined}\n */\n this.noInlineConfig = void 0;\n\n /**\n * Parser definition.\n * @type {DependentParser|null}\n */\n this.parser = null;\n\n /**\n * Options for the parser.\n * @type {Object}\n */\n this.parserOptions = {};\n\n /**\n * Plugin definitions.\n * @type {Record}\n */\n this.plugins = {};\n\n /**\n * Processor ID.\n * @type {string|null}\n */\n this.processor = null;\n\n /**\n * The flag that reports unused `eslint-disable` directive comments.\n * @type {boolean|undefined}\n */\n this.reportUnusedDisableDirectives = void 0;\n\n /**\n * Rule settings.\n * @type {Record}\n */\n this.rules = {};\n\n /**\n * Shared settings.\n * @type {Object}\n */\n this.settings = {};\n }\n\n /**\n * Convert this config to the compatible object as a config file content.\n * @returns {ConfigData} The converted object.\n */\n toCompatibleObjectAsConfigFileContent() {\n const {\n /* eslint-disable no-unused-vars -- needed to make `config` correct */\n configNameOfNoInlineConfig: _ignore1,\n processor: _ignore2,\n /* eslint-enable no-unused-vars -- needed to make `config` correct */\n ignores,\n ...config\n } = this;\n\n config.parser = config.parser && config.parser.filePath;\n config.plugins = Object.keys(config.plugins).filter(Boolean).reverse();\n config.ignorePatterns = ignores ? ignores.patterns : [];\n\n // Strip the default patterns from `ignorePatterns`.\n if (startsWith(config.ignorePatterns, IgnorePattern.DefaultPatterns)) {\n config.ignorePatterns =\n config.ignorePatterns.slice(IgnorePattern.DefaultPatterns.length);\n }\n\n return config;\n }\n}\n\nexport { ExtractedConfig };\n","/**\n * @fileoverview `ConfigArray` class.\n *\n * `ConfigArray` class expresses the full of a configuration. It has the entry\n * config file, base config files that were extended, loaded parsers, and loaded\n * plugins.\n *\n * `ConfigArray` class provides three properties and two methods.\n *\n * - `pluginEnvironments`\n * - `pluginProcessors`\n * - `pluginRules`\n * The `Map` objects that contain the members of all plugins that this\n * config array contains. Those map objects don't have mutation methods.\n * Those keys are the member ID such as `pluginId/memberName`.\n * - `isRoot()`\n * If `true` then this configuration has `root:true` property.\n * - `extractConfig(filePath)`\n * Extract the final configuration for a given file. This means merging\n * every config array element which that `criteria` property matched. The\n * `filePath` argument must be an absolute path.\n *\n * `ConfigArrayFactory` provides the loading logic of config files.\n *\n * @author Toru Nagashima \n */\n\n//------------------------------------------------------------------------------\n// Requirements\n//------------------------------------------------------------------------------\n\nimport { ExtractedConfig } from \"./extracted-config.js\";\nimport { IgnorePattern } from \"./ignore-pattern.js\";\n\n//------------------------------------------------------------------------------\n// Helpers\n//------------------------------------------------------------------------------\n\n// Define types for VSCode IntelliSense.\n/** @typedef {import(\"../../shared/types\").Environment} Environment */\n/** @typedef {import(\"../../shared/types\").GlobalConf} GlobalConf */\n/** @typedef {import(\"../../shared/types\").RuleConf} RuleConf */\n/** @typedef {import(\"../../shared/types\").Rule} Rule */\n/** @typedef {import(\"../../shared/types\").Plugin} Plugin */\n/** @typedef {import(\"../../shared/types\").Processor} Processor */\n/** @typedef {import(\"./config-dependency\").DependentParser} DependentParser */\n/** @typedef {import(\"./config-dependency\").DependentPlugin} DependentPlugin */\n/** @typedef {import(\"./override-tester\")[\"OverrideTester\"]} OverrideTester */\n\n/**\n * @typedef {Object} ConfigArrayElement\n * @property {string} name The name of this config element.\n * @property {string} filePath The path to the source file of this config element.\n * @property {InstanceType|null} criteria The tester for the `files` and `excludedFiles` of this config element.\n * @property {Record|undefined} env The environment settings.\n * @property {Record|undefined} globals The global variable settings.\n * @property {IgnorePattern|undefined} ignorePattern The ignore patterns.\n * @property {boolean|undefined} noInlineConfig The flag that disables directive comments.\n * @property {DependentParser|undefined} parser The parser loader.\n * @property {Object|undefined} parserOptions The parser options.\n * @property {Record|undefined} plugins The plugin loaders.\n * @property {string|undefined} processor The processor name to refer plugin's processor.\n * @property {boolean|undefined} reportUnusedDisableDirectives The flag to report unused `eslint-disable` comments.\n * @property {boolean|undefined} root The flag to express root.\n * @property {Record|undefined} rules The rule settings\n * @property {Object|undefined} settings The shared settings.\n * @property {\"config\" | \"ignore\" | \"implicit-processor\"} type The element type.\n */\n\n/**\n * @typedef {Object} ConfigArrayInternalSlots\n * @property {Map} cache The cache to extract configs.\n * @property {ReadonlyMap|null} envMap The map from environment ID to environment definition.\n * @property {ReadonlyMap|null} processorMap The map from processor ID to environment definition.\n * @property {ReadonlyMap|null} ruleMap The map from rule ID to rule definition.\n */\n\n/** @type {WeakMap} */\nconst internalSlotsMap = new class extends WeakMap {\n get(key) {\n let value = super.get(key);\n\n if (!value) {\n value = {\n cache: new Map(),\n envMap: null,\n processorMap: null,\n ruleMap: null\n };\n super.set(key, value);\n }\n\n return value;\n }\n}();\n\n/**\n * Get the indices which are matched to a given file.\n * @param {ConfigArrayElement[]} elements The elements.\n * @param {string} filePath The path to a target file.\n * @returns {number[]} The indices.\n */\nfunction getMatchedIndices(elements, filePath) {\n const indices = [];\n\n for (let i = elements.length - 1; i >= 0; --i) {\n const element = elements[i];\n\n if (!element.criteria || (filePath && element.criteria.test(filePath))) {\n indices.push(i);\n }\n }\n\n return indices;\n}\n\n/**\n * Check if a value is a non-null object.\n * @param {any} x The value to check.\n * @returns {boolean} `true` if the value is a non-null object.\n */\nfunction isNonNullObject(x) {\n return typeof x === \"object\" && x !== null;\n}\n\n/**\n * Merge two objects.\n *\n * Assign every property values of `y` to `x` if `x` doesn't have the property.\n * If `x`'s property value is an object, it does recursive.\n * @param {Object} target The destination to merge\n * @param {Object|undefined} source The source to merge.\n * @returns {void}\n */\nfunction mergeWithoutOverwrite(target, source) {\n if (!isNonNullObject(source)) {\n return;\n }\n\n for (const key of Object.keys(source)) {\n if (key === \"__proto__\") {\n continue;\n }\n\n if (isNonNullObject(target[key])) {\n mergeWithoutOverwrite(target[key], source[key]);\n } else if (target[key] === void 0) {\n if (isNonNullObject(source[key])) {\n target[key] = Array.isArray(source[key]) ? [] : {};\n mergeWithoutOverwrite(target[key], source[key]);\n } else if (source[key] !== void 0) {\n target[key] = source[key];\n }\n }\n }\n}\n\n/**\n * The error for plugin conflicts.\n */\nclass PluginConflictError extends Error {\n\n /**\n * Initialize this error object.\n * @param {string} pluginId The plugin ID.\n * @param {{filePath:string, importerName:string}[]} plugins The resolved plugins.\n */\n constructor(pluginId, plugins) {\n super(`Plugin \"${pluginId}\" was conflicted between ${plugins.map(p => `\"${p.importerName}\"`).join(\" and \")}.`);\n this.messageTemplate = \"plugin-conflict\";\n this.messageData = { pluginId, plugins };\n }\n}\n\n/**\n * Merge plugins.\n * `target`'s definition is prior to `source`'s.\n * @param {Record} target The destination to merge\n * @param {Record|undefined} source The source to merge.\n * @returns {void}\n * @throws {PluginConflictError} When a plugin was conflicted.\n */\nfunction mergePlugins(target, source) {\n if (!isNonNullObject(source)) {\n return;\n }\n\n for (const key of Object.keys(source)) {\n if (key === \"__proto__\") {\n continue;\n }\n const targetValue = target[key];\n const sourceValue = source[key];\n\n // Adopt the plugin which was found at first.\n if (targetValue === void 0) {\n if (sourceValue.error) {\n throw sourceValue.error;\n }\n target[key] = sourceValue;\n } else if (sourceValue.filePath !== targetValue.filePath) {\n throw new PluginConflictError(key, [\n {\n filePath: targetValue.filePath,\n importerName: targetValue.importerName\n },\n {\n filePath: sourceValue.filePath,\n importerName: sourceValue.importerName\n }\n ]);\n }\n }\n}\n\n/**\n * Merge rule configs.\n * `target`'s definition is prior to `source`'s.\n * @param {Record} target The destination to merge\n * @param {Record|undefined} source The source to merge.\n * @returns {void}\n */\nfunction mergeRuleConfigs(target, source) {\n if (!isNonNullObject(source)) {\n return;\n }\n\n for (const key of Object.keys(source)) {\n if (key === \"__proto__\") {\n continue;\n }\n const targetDef = target[key];\n const sourceDef = source[key];\n\n // Adopt the rule config which was found at first.\n if (targetDef === void 0) {\n if (Array.isArray(sourceDef)) {\n target[key] = [...sourceDef];\n } else {\n target[key] = [sourceDef];\n }\n\n /*\n * If the first found rule config is severity only and the current rule\n * config has options, merge the severity and the options.\n */\n } else if (\n targetDef.length === 1 &&\n Array.isArray(sourceDef) &&\n sourceDef.length >= 2\n ) {\n targetDef.push(...sourceDef.slice(1));\n }\n }\n}\n\n/**\n * Create the extracted config.\n * @param {ConfigArray} instance The config elements.\n * @param {number[]} indices The indices to use.\n * @returns {ExtractedConfig} The extracted config.\n * @throws {Error} When a plugin is conflicted.\n */\nfunction createConfig(instance, indices) {\n const config = new ExtractedConfig();\n const ignorePatterns = [];\n\n // Merge elements.\n for (const index of indices) {\n const element = instance[index];\n\n // Adopt the parser which was found at first.\n if (!config.parser && element.parser) {\n if (element.parser.error) {\n throw element.parser.error;\n }\n config.parser = element.parser;\n }\n\n // Adopt the processor which was found at first.\n if (!config.processor && element.processor) {\n config.processor = element.processor;\n }\n\n // Adopt the noInlineConfig which was found at first.\n if (config.noInlineConfig === void 0 && element.noInlineConfig !== void 0) {\n config.noInlineConfig = element.noInlineConfig;\n config.configNameOfNoInlineConfig = element.name;\n }\n\n // Adopt the reportUnusedDisableDirectives which was found at first.\n if (config.reportUnusedDisableDirectives === void 0 && element.reportUnusedDisableDirectives !== void 0) {\n config.reportUnusedDisableDirectives = element.reportUnusedDisableDirectives;\n }\n\n // Collect ignorePatterns\n if (element.ignorePattern) {\n ignorePatterns.push(element.ignorePattern);\n }\n\n // Merge others.\n mergeWithoutOverwrite(config.env, element.env);\n mergeWithoutOverwrite(config.globals, element.globals);\n mergeWithoutOverwrite(config.parserOptions, element.parserOptions);\n mergeWithoutOverwrite(config.settings, element.settings);\n mergePlugins(config.plugins, element.plugins);\n mergeRuleConfigs(config.rules, element.rules);\n }\n\n // Create the predicate function for ignore patterns.\n if (ignorePatterns.length > 0) {\n config.ignores = IgnorePattern.createIgnore(ignorePatterns.reverse());\n }\n\n return config;\n}\n\n/**\n * Collect definitions.\n * @template T, U\n * @param {string} pluginId The plugin ID for prefix.\n * @param {Record} defs The definitions to collect.\n * @param {Map} map The map to output.\n * @returns {void}\n */\nfunction collect(pluginId, defs, map) {\n if (defs) {\n const prefix = pluginId && `${pluginId}/`;\n\n for (const [key, value] of Object.entries(defs)) {\n map.set(`${prefix}${key}`, value);\n }\n }\n}\n\n/**\n * Delete the mutation methods from a given map.\n * @param {Map} map The map object to delete.\n * @returns {void}\n */\nfunction deleteMutationMethods(map) {\n Object.defineProperties(map, {\n clear: { configurable: true, value: void 0 },\n delete: { configurable: true, value: void 0 },\n set: { configurable: true, value: void 0 }\n });\n}\n\n/**\n * Create `envMap`, `processorMap`, `ruleMap` with the plugins in the config array.\n * @param {ConfigArrayElement[]} elements The config elements.\n * @param {ConfigArrayInternalSlots} slots The internal slots.\n * @returns {void}\n */\nfunction initPluginMemberMaps(elements, slots) {\n const processed = new Set();\n\n slots.envMap = new Map();\n slots.processorMap = new Map();\n slots.ruleMap = new Map();\n\n for (const element of elements) {\n if (!element.plugins) {\n continue;\n }\n\n for (const [pluginId, value] of Object.entries(element.plugins)) {\n const plugin = value.definition;\n\n if (!plugin || processed.has(pluginId)) {\n continue;\n }\n processed.add(pluginId);\n\n collect(pluginId, plugin.environments, slots.envMap);\n collect(pluginId, plugin.processors, slots.processorMap);\n collect(pluginId, plugin.rules, slots.ruleMap);\n }\n }\n\n deleteMutationMethods(slots.envMap);\n deleteMutationMethods(slots.processorMap);\n deleteMutationMethods(slots.ruleMap);\n}\n\n/**\n * Create `envMap`, `processorMap`, `ruleMap` with the plugins in the config array.\n * @param {ConfigArray} instance The config elements.\n * @returns {ConfigArrayInternalSlots} The extracted config.\n */\nfunction ensurePluginMemberMaps(instance) {\n const slots = internalSlotsMap.get(instance);\n\n if (!slots.ruleMap) {\n initPluginMemberMaps(instance, slots);\n }\n\n return slots;\n}\n\n//------------------------------------------------------------------------------\n// Public Interface\n//------------------------------------------------------------------------------\n\n/**\n * The Config Array.\n *\n * `ConfigArray` instance contains all settings, parsers, and plugins.\n * You need to call `ConfigArray#extractConfig(filePath)` method in order to\n * extract, merge and get only the config data which is related to an arbitrary\n * file.\n * @extends {Array}\n */\nclass ConfigArray extends Array {\n\n /**\n * Get the plugin environments.\n * The returned map cannot be mutated.\n * @type {ReadonlyMap} The plugin environments.\n */\n get pluginEnvironments() {\n return ensurePluginMemberMaps(this).envMap;\n }\n\n /**\n * Get the plugin processors.\n * The returned map cannot be mutated.\n * @type {ReadonlyMap} The plugin processors.\n */\n get pluginProcessors() {\n return ensurePluginMemberMaps(this).processorMap;\n }\n\n /**\n * Get the plugin rules.\n * The returned map cannot be mutated.\n * @returns {ReadonlyMap} The plugin rules.\n */\n get pluginRules() {\n return ensurePluginMemberMaps(this).ruleMap;\n }\n\n /**\n * Check if this config has `root` flag.\n * @returns {boolean} `true` if this config array is root.\n */\n isRoot() {\n for (let i = this.length - 1; i >= 0; --i) {\n const root = this[i].root;\n\n if (typeof root === \"boolean\") {\n return root;\n }\n }\n return false;\n }\n\n /**\n * Extract the config data which is related to a given file.\n * @param {string} filePath The absolute path to the target file.\n * @returns {ExtractedConfig} The extracted config data.\n */\n extractConfig(filePath) {\n const { cache } = internalSlotsMap.get(this);\n const indices = getMatchedIndices(this, filePath);\n const cacheKey = indices.join(\",\");\n\n if (!cache.has(cacheKey)) {\n cache.set(cacheKey, createConfig(this, indices));\n }\n\n return cache.get(cacheKey);\n }\n\n /**\n * Check if a given path is an additional lint target.\n * @param {string} filePath The absolute path to the target file.\n * @returns {boolean} `true` if the file is an additional lint target.\n */\n isAdditionalTargetPath(filePath) {\n for (const { criteria, type } of this) {\n if (\n type === \"config\" &&\n criteria &&\n !criteria.endsWithWildcard &&\n criteria.test(filePath)\n ) {\n return true;\n }\n }\n return false;\n }\n}\n\n/**\n * Get the used extracted configs.\n * CLIEngine will use this method to collect used deprecated rules.\n * @param {ConfigArray} instance The config array object to get.\n * @returns {ExtractedConfig[]} The used extracted configs.\n * @private\n */\nfunction getUsedExtractedConfigs(instance) {\n const { cache } = internalSlotsMap.get(instance);\n\n return Array.from(cache.values());\n}\n\n\nexport {\n ConfigArray,\n getUsedExtractedConfigs\n};\n","/**\n * @fileoverview `ConfigDependency` class.\n *\n * `ConfigDependency` class expresses a loaded parser or plugin.\n *\n * If the parser or plugin was loaded successfully, it has `definition` property\n * and `filePath` property. Otherwise, it has `error` property.\n *\n * When `JSON.stringify()` converted a `ConfigDependency` object to a JSON, it\n * omits `definition` property.\n *\n * `ConfigArrayFactory` creates `ConfigDependency` objects when it loads parsers\n * or plugins.\n *\n * @author Toru Nagashima \n */\n\nimport util from \"node:util\";\n\n/**\n * The class is to store parsers or plugins.\n * This class hides the loaded object from `JSON.stringify()` and `console.log`.\n * @template T\n */\nclass ConfigDependency {\n\n /**\n * Initialize this instance.\n * @param {Object} data The dependency data.\n * @param {T} [data.definition] The dependency if the loading succeeded.\n * @param {T} [data.original] The original, non-normalized dependency if the loading succeeded.\n * @param {Error} [data.error] The error object if the loading failed.\n * @param {string} [data.filePath] The actual path to the dependency if the loading succeeded.\n * @param {string} data.id The ID of this dependency.\n * @param {string} data.importerName The name of the config file which loads this dependency.\n * @param {string} data.importerPath The path to the config file which loads this dependency.\n */\n constructor({\n definition = null,\n original = null,\n error = null,\n filePath = null,\n id,\n importerName,\n importerPath\n }) {\n\n /**\n * The loaded dependency if the loading succeeded.\n * @type {T|null}\n */\n this.definition = definition;\n\n /**\n * The original dependency as loaded directly from disk if the loading succeeded.\n * @type {T|null}\n */\n this.original = original;\n\n /**\n * The error object if the loading failed.\n * @type {Error|null}\n */\n this.error = error;\n\n /**\n * The loaded dependency if the loading succeeded.\n * @type {string|null}\n */\n this.filePath = filePath;\n\n /**\n * The ID of this dependency.\n * @type {string}\n */\n this.id = id;\n\n /**\n * The name of the config file which loads this dependency.\n * @type {string}\n */\n this.importerName = importerName;\n\n /**\n * The path to the config file which loads this dependency.\n * @type {string}\n */\n this.importerPath = importerPath;\n }\n\n /**\n * Converts this instance to a JSON compatible object.\n * @returns {Object} a JSON compatible object.\n */\n toJSON() {\n const obj = this[util.inspect.custom]();\n\n // Display `error.message` (`Error#message` is unenumerable).\n if (obj.error instanceof Error) {\n obj.error = { ...obj.error, message: obj.error.message };\n }\n\n return obj;\n }\n\n /**\n * Custom inspect method for Node.js `console.log()`.\n * @returns {Object} an object to display by `console.log()`.\n */\n [util.inspect.custom]() {\n const {\n definition: _ignore1, // eslint-disable-line no-unused-vars -- needed to make `obj` correct\n original: _ignore2, // eslint-disable-line no-unused-vars -- needed to make `obj` correct\n ...obj\n } = this;\n\n return obj;\n }\n}\n\n/** @typedef {ConfigDependency} DependentParser */\n/** @typedef {ConfigDependency} DependentPlugin */\n\nexport { ConfigDependency };\n","/**\n * @fileoverview `OverrideTester` class.\n *\n * `OverrideTester` class handles `files` property and `excludedFiles` property\n * of `overrides` config.\n *\n * It provides one method.\n *\n * - `test(filePath)`\n * Test if a file path matches the pair of `files` property and\n * `excludedFiles` property. The `filePath` argument must be an absolute\n * path.\n *\n * `ConfigArrayFactory` creates `OverrideTester` objects when it processes\n * `overrides` properties.\n *\n * @author Toru Nagashima \n */\n\nimport assert from \"node:assert\";\nimport path from \"node:path\";\nimport util from \"node:util\";\nimport minimatch from \"minimatch\";\n\nconst { Minimatch } = minimatch;\n\nconst minimatchOpts = { dot: true, matchBase: true };\n\n/**\n * @typedef {Object} Pattern\n * @property {InstanceType[] | null} includes The positive matchers.\n * @property {InstanceType[] | null} excludes The negative matchers.\n */\n\n/**\n * Normalize a given pattern to an array.\n * @param {string|string[]|undefined} patterns A glob pattern or an array of glob patterns.\n * @returns {string[]|null} Normalized patterns.\n * @private\n */\nfunction normalizePatterns(patterns) {\n if (Array.isArray(patterns)) {\n return patterns.filter(Boolean);\n }\n if (typeof patterns === \"string\" && patterns) {\n return [patterns];\n }\n return [];\n}\n\n/**\n * Create the matchers of given patterns.\n * @param {string[]} patterns The patterns.\n * @returns {InstanceType[] | null} The matchers.\n */\nfunction toMatcher(patterns) {\n if (patterns.length === 0) {\n return null;\n }\n return patterns.map(pattern => {\n if (/^\\.[/\\\\]/u.test(pattern)) {\n return new Minimatch(\n pattern.slice(2),\n\n // `./*.js` should not match with `subdir/foo.js`\n { ...minimatchOpts, matchBase: false }\n );\n }\n return new Minimatch(pattern, minimatchOpts);\n });\n}\n\n/**\n * Convert a given matcher to string.\n * @param {Pattern} matchers The matchers.\n * @returns {string} The string expression of the matcher.\n */\nfunction patternToJson({ includes, excludes }) {\n return {\n includes: includes && includes.map(m => m.pattern),\n excludes: excludes && excludes.map(m => m.pattern)\n };\n}\n\n/**\n * The class to test given paths are matched by the patterns.\n */\nclass OverrideTester {\n\n /**\n * Create a tester with given criteria.\n * If there are no criteria, returns `null`.\n * @param {string|string[]} files The glob patterns for included files.\n * @param {string|string[]} excludedFiles The glob patterns for excluded files.\n * @param {string} basePath The path to the base directory to test paths.\n * @returns {OverrideTester|null} The created instance or `null`.\n * @throws {Error} When invalid patterns are given.\n */\n static create(files, excludedFiles, basePath) {\n const includePatterns = normalizePatterns(files);\n const excludePatterns = normalizePatterns(excludedFiles);\n let endsWithWildcard = false;\n\n if (includePatterns.length === 0) {\n return null;\n }\n\n // Rejects absolute paths or relative paths to parents.\n for (const pattern of includePatterns) {\n if (path.isAbsolute(pattern) || pattern.includes(\"..\")) {\n throw new Error(`Invalid override pattern (expected relative path not containing '..'): ${pattern}`);\n }\n if (pattern.endsWith(\"*\")) {\n endsWithWildcard = true;\n }\n }\n for (const pattern of excludePatterns) {\n if (path.isAbsolute(pattern) || pattern.includes(\"..\")) {\n throw new Error(`Invalid override pattern (expected relative path not containing '..'): ${pattern}`);\n }\n }\n\n const includes = toMatcher(includePatterns);\n const excludes = toMatcher(excludePatterns);\n\n return new OverrideTester(\n [{ includes, excludes }],\n basePath,\n endsWithWildcard\n );\n }\n\n /**\n * Combine two testers by logical and.\n * If either of the testers was `null`, returns the other tester.\n * The `basePath` property of the two must be the same value.\n * @param {OverrideTester|null} a A tester.\n * @param {OverrideTester|null} b Another tester.\n * @returns {OverrideTester|null} Combined tester.\n */\n static and(a, b) {\n if (!b) {\n return a && new OverrideTester(\n a.patterns,\n a.basePath,\n a.endsWithWildcard\n );\n }\n if (!a) {\n return new OverrideTester(\n b.patterns,\n b.basePath,\n b.endsWithWildcard\n );\n }\n\n assert.strictEqual(a.basePath, b.basePath);\n return new OverrideTester(\n a.patterns.concat(b.patterns),\n a.basePath,\n a.endsWithWildcard || b.endsWithWildcard\n );\n }\n\n /**\n * Initialize this instance.\n * @param {Pattern[]} patterns The matchers.\n * @param {string} basePath The base path.\n * @param {boolean} endsWithWildcard If `true` then a pattern ends with `*`.\n */\n constructor(patterns, basePath, endsWithWildcard = false) {\n\n /** @type {Pattern[]} */\n this.patterns = patterns;\n\n /** @type {string} */\n this.basePath = basePath;\n\n /** @type {boolean} */\n this.endsWithWildcard = endsWithWildcard;\n }\n\n /**\n * Test if a given path is matched or not.\n * @param {string} filePath The absolute path to the target file.\n * @returns {boolean} `true` if the path was matched.\n * @throws {Error} When invalid `filePath` is given.\n */\n test(filePath) {\n if (typeof filePath !== \"string\" || !path.isAbsolute(filePath)) {\n throw new Error(`'filePath' should be an absolute path, but got ${filePath}.`);\n }\n const relativePath = path.relative(this.basePath, filePath);\n\n return this.patterns.every(({ includes, excludes }) => (\n (!includes || includes.some(m => m.match(relativePath))) &&\n (!excludes || !excludes.some(m => m.match(relativePath)))\n ));\n }\n\n /**\n * Converts this instance to a JSON compatible object.\n * @returns {Object} a JSON compatible object.\n */\n toJSON() {\n if (this.patterns.length === 1) {\n return {\n ...patternToJson(this.patterns[0]),\n basePath: this.basePath\n };\n }\n return {\n AND: this.patterns.map(patternToJson),\n basePath: this.basePath\n };\n }\n\n /**\n * Custom inspect method for Node.js `console.log()`.\n * @returns {Object} an object to display by `console.log()`.\n */\n [util.inspect.custom]() {\n return this.toJSON();\n }\n}\n\nexport { OverrideTester };\n","/**\n * @fileoverview `ConfigArray` class.\n * @author Toru Nagashima \n */\n\nimport { ConfigArray, getUsedExtractedConfigs } from \"./config-array.js\";\nimport { ConfigDependency } from \"./config-dependency.js\";\nimport { ExtractedConfig } from \"./extracted-config.js\";\nimport { IgnorePattern } from \"./ignore-pattern.js\";\nimport { OverrideTester } from \"./override-tester.js\";\n\nexport {\n ConfigArray,\n ConfigDependency,\n ExtractedConfig,\n IgnorePattern,\n OverrideTester,\n getUsedExtractedConfigs\n};\n","/**\n * @fileoverview Config file operations. This file must be usable in the browser,\n * so no Node-specific code can be here.\n * @author Nicholas C. Zakas\n */\n\n//------------------------------------------------------------------------------\n// Private\n//------------------------------------------------------------------------------\n\nconst RULE_SEVERITY_STRINGS = [\"off\", \"warn\", \"error\"],\n RULE_SEVERITY = RULE_SEVERITY_STRINGS.reduce((map, value, index) => {\n map[value] = index;\n return map;\n }, {}),\n VALID_SEVERITIES = new Set([0, 1, 2, \"off\", \"warn\", \"error\"]);\n\n//------------------------------------------------------------------------------\n// Public Interface\n//------------------------------------------------------------------------------\n\n/**\n * Normalizes the severity value of a rule's configuration to a number\n * @param {(number|string|[number, ...*]|[string, ...*])} ruleConfig A rule's configuration value, generally\n * received from the user. A valid config value is either 0, 1, 2, the string \"off\" (treated the same as 0),\n * the string \"warn\" (treated the same as 1), the string \"error\" (treated the same as 2), or an array\n * whose first element is one of the above values. Strings are matched case-insensitively.\n * @returns {(0|1|2)} The numeric severity value if the config value was valid, otherwise 0.\n */\nfunction getRuleSeverity(ruleConfig) {\n const severityValue = Array.isArray(ruleConfig) ? ruleConfig[0] : ruleConfig;\n\n if (severityValue === 0 || severityValue === 1 || severityValue === 2) {\n return severityValue;\n }\n\n if (typeof severityValue === \"string\") {\n return RULE_SEVERITY[severityValue.toLowerCase()] || 0;\n }\n\n return 0;\n}\n\n/**\n * Converts old-style severity settings (0, 1, 2) into new-style\n * severity settings (off, warn, error) for all rules. Assumption is that severity\n * values have already been validated as correct.\n * @param {Object} config The config object to normalize.\n * @returns {void}\n */\nfunction normalizeToStrings(config) {\n\n if (config.rules) {\n Object.keys(config.rules).forEach(ruleId => {\n const ruleConfig = config.rules[ruleId];\n\n if (typeof ruleConfig === \"number\") {\n config.rules[ruleId] = RULE_SEVERITY_STRINGS[ruleConfig] || RULE_SEVERITY_STRINGS[0];\n } else if (Array.isArray(ruleConfig) && typeof ruleConfig[0] === \"number\") {\n ruleConfig[0] = RULE_SEVERITY_STRINGS[ruleConfig[0]] || RULE_SEVERITY_STRINGS[0];\n }\n });\n }\n}\n\n/**\n * Determines if the severity for the given rule configuration represents an error.\n * @param {int|string|Array} ruleConfig The configuration for an individual rule.\n * @returns {boolean} True if the rule represents an error, false if not.\n */\nfunction isErrorSeverity(ruleConfig) {\n return getRuleSeverity(ruleConfig) === 2;\n}\n\n/**\n * Checks whether a given config has valid severity or not.\n * @param {number|string|Array} ruleConfig The configuration for an individual rule.\n * @returns {boolean} `true` if the configuration has valid severity.\n */\nfunction isValidSeverity(ruleConfig) {\n let severity = Array.isArray(ruleConfig) ? ruleConfig[0] : ruleConfig;\n\n if (typeof severity === \"string\") {\n severity = severity.toLowerCase();\n }\n return VALID_SEVERITIES.has(severity);\n}\n\n/**\n * Checks whether every rule of a given config has valid severity or not.\n * @param {Object} config The configuration for rules.\n * @returns {boolean} `true` if the configuration has valid severity.\n */\nfunction isEverySeverityValid(config) {\n return Object.keys(config).every(ruleId => isValidSeverity(config[ruleId]));\n}\n\n/**\n * Normalizes a value for a global in a config\n * @param {(boolean|string|null)} configuredValue The value given for a global in configuration or in\n * a global directive comment\n * @returns {(\"readable\"|\"writeable\"|\"off\")} The value normalized as a string\n * @throws Error if global value is invalid\n */\nfunction normalizeConfigGlobal(configuredValue) {\n switch (configuredValue) {\n case \"off\":\n return \"off\";\n\n case true:\n case \"true\":\n case \"writeable\":\n case \"writable\":\n return \"writable\";\n\n case null:\n case false:\n case \"false\":\n case \"readable\":\n case \"readonly\":\n return \"readonly\";\n\n default:\n throw new Error(`'${configuredValue}' is not a valid configuration for a global (use 'readonly', 'writable', or 'off')`);\n }\n}\n\nexport {\n getRuleSeverity,\n normalizeToStrings,\n isErrorSeverity,\n isValidSeverity,\n isEverySeverityValid,\n normalizeConfigGlobal\n};\n","/**\n * @fileoverview Provide the function that emits deprecation warnings.\n * @author Toru Nagashima \n */\n\n//------------------------------------------------------------------------------\n// Requirements\n//------------------------------------------------------------------------------\n\nimport path from \"node:path\";\n\n//------------------------------------------------------------------------------\n// Private\n//------------------------------------------------------------------------------\n\n// Defitions for deprecation warnings.\nconst deprecationWarningMessages = {\n ESLINT_LEGACY_ECMAFEATURES:\n \"The 'ecmaFeatures' config file property is deprecated and has no effect.\",\n ESLINT_PERSONAL_CONFIG_LOAD:\n \"'~/.eslintrc.*' config files have been deprecated. \" +\n \"Please use a config file per project or the '--config' option.\",\n ESLINT_PERSONAL_CONFIG_SUPPRESS:\n \"'~/.eslintrc.*' config files have been deprecated. \" +\n \"Please remove it or add 'root:true' to the config files in your \" +\n \"projects in order to avoid loading '~/.eslintrc.*' accidentally.\"\n};\n\nconst sourceFileErrorCache = new Set();\n\n/**\n * Emits a deprecation warning containing a given filepath. A new deprecation warning is emitted\n * for each unique file path, but repeated invocations with the same file path have no effect.\n * No warnings are emitted if the `--no-deprecation` or `--no-warnings` Node runtime flags are active.\n * @param {string} source The name of the configuration source to report the warning for.\n * @param {string} errorCode The warning message to show.\n * @returns {void}\n */\nfunction emitDeprecationWarning(source, errorCode) {\n const cacheKey = JSON.stringify({ source, errorCode });\n\n if (sourceFileErrorCache.has(cacheKey)) {\n return;\n }\n sourceFileErrorCache.add(cacheKey);\n\n const rel = path.relative(process.cwd(), source);\n const message = deprecationWarningMessages[errorCode];\n\n process.emitWarning(\n `${message} (found in \"${rel}\")`,\n \"DeprecationWarning\",\n errorCode\n );\n}\n\n//------------------------------------------------------------------------------\n// Public Interface\n//------------------------------------------------------------------------------\n\nexport {\n emitDeprecationWarning\n};\n","/**\n * @fileoverview The instance of Ajv validator.\n * @author Evgeny Poberezkin\n */\n\n//------------------------------------------------------------------------------\n// Requirements\n//------------------------------------------------------------------------------\n\nimport Ajv from \"ajv\";\n\n//-----------------------------------------------------------------------------\n// Helpers\n//-----------------------------------------------------------------------------\n\n/*\n * Copied from ajv/lib/refs/json-schema-draft-04.json\n * The MIT License (MIT)\n * Copyright (c) 2015-2017 Evgeny Poberezkin\n */\nconst metaSchema = {\n id: \"http://json-schema.org/draft-04/schema#\",\n $schema: \"http://json-schema.org/draft-04/schema#\",\n description: \"Core schema meta-schema\",\n definitions: {\n schemaArray: {\n type: \"array\",\n minItems: 1,\n items: { $ref: \"#\" }\n },\n positiveInteger: {\n type: \"integer\",\n minimum: 0\n },\n positiveIntegerDefault0: {\n allOf: [{ $ref: \"#/definitions/positiveInteger\" }, { default: 0 }]\n },\n simpleTypes: {\n enum: [\"array\", \"boolean\", \"integer\", \"null\", \"number\", \"object\", \"string\"]\n },\n stringArray: {\n type: \"array\",\n items: { type: \"string\" },\n minItems: 1,\n uniqueItems: true\n }\n },\n type: \"object\",\n properties: {\n id: {\n type: \"string\"\n },\n $schema: {\n type: \"string\"\n },\n title: {\n type: \"string\"\n },\n description: {\n type: \"string\"\n },\n default: { },\n multipleOf: {\n type: \"number\",\n minimum: 0,\n exclusiveMinimum: true\n },\n maximum: {\n type: \"number\"\n },\n exclusiveMaximum: {\n type: \"boolean\",\n default: false\n },\n minimum: {\n type: \"number\"\n },\n exclusiveMinimum: {\n type: \"boolean\",\n default: false\n },\n maxLength: { $ref: \"#/definitions/positiveInteger\" },\n minLength: { $ref: \"#/definitions/positiveIntegerDefault0\" },\n pattern: {\n type: \"string\",\n format: \"regex\"\n },\n additionalItems: {\n anyOf: [\n { type: \"boolean\" },\n { $ref: \"#\" }\n ],\n default: { }\n },\n items: {\n anyOf: [\n { $ref: \"#\" },\n { $ref: \"#/definitions/schemaArray\" }\n ],\n default: { }\n },\n maxItems: { $ref: \"#/definitions/positiveInteger\" },\n minItems: { $ref: \"#/definitions/positiveIntegerDefault0\" },\n uniqueItems: {\n type: \"boolean\",\n default: false\n },\n maxProperties: { $ref: \"#/definitions/positiveInteger\" },\n minProperties: { $ref: \"#/definitions/positiveIntegerDefault0\" },\n required: { $ref: \"#/definitions/stringArray\" },\n additionalProperties: {\n anyOf: [\n { type: \"boolean\" },\n { $ref: \"#\" }\n ],\n default: { }\n },\n definitions: {\n type: \"object\",\n additionalProperties: { $ref: \"#\" },\n default: { }\n },\n properties: {\n type: \"object\",\n additionalProperties: { $ref: \"#\" },\n default: { }\n },\n patternProperties: {\n type: \"object\",\n additionalProperties: { $ref: \"#\" },\n default: { }\n },\n dependencies: {\n type: \"object\",\n additionalProperties: {\n anyOf: [\n { $ref: \"#\" },\n { $ref: \"#/definitions/stringArray\" }\n ]\n }\n },\n enum: {\n type: \"array\",\n minItems: 1,\n uniqueItems: true\n },\n type: {\n anyOf: [\n { $ref: \"#/definitions/simpleTypes\" },\n {\n type: \"array\",\n items: { $ref: \"#/definitions/simpleTypes\" },\n minItems: 1,\n uniqueItems: true\n }\n ]\n },\n format: { type: \"string\" },\n allOf: { $ref: \"#/definitions/schemaArray\" },\n anyOf: { $ref: \"#/definitions/schemaArray\" },\n oneOf: { $ref: \"#/definitions/schemaArray\" },\n not: { $ref: \"#\" }\n },\n dependencies: {\n exclusiveMaximum: [\"maximum\"],\n exclusiveMinimum: [\"minimum\"]\n },\n default: { }\n};\n\n//------------------------------------------------------------------------------\n// Public Interface\n//------------------------------------------------------------------------------\n\nexport default (additionalOptions = {}) => {\n const ajv = new Ajv({\n meta: false,\n useDefaults: true,\n validateSchema: false,\n missingRefs: \"ignore\",\n verbose: true,\n schemaId: \"auto\",\n ...additionalOptions\n });\n\n ajv.addMetaSchema(metaSchema);\n // eslint-disable-next-line no-underscore-dangle -- part of the API\n ajv._opts.defaultMeta = metaSchema.id;\n\n return ajv;\n};\n","/**\n * @fileoverview Applies default rule options\n * @author JoshuaKGoldberg\n */\n\n/**\n * Check if the variable contains an object strictly rejecting arrays\n * @param {unknown} value an object\n * @returns {boolean} Whether value is an object\n */\nfunction isObjectNotArray(value) {\n return typeof value === \"object\" && value !== null && !Array.isArray(value);\n}\n\n/**\n * Deeply merges second on top of first, creating a new {} object if needed.\n * @param {T} first Base, default value.\n * @param {U} second User-specified value.\n * @returns {T | U | (T & U)} Merged equivalent of second on top of first.\n */\nfunction deepMergeObjects(first, second) {\n if (second === void 0) {\n return first;\n }\n\n if (!isObjectNotArray(first) || !isObjectNotArray(second)) {\n return second;\n }\n\n const result = { ...first, ...second };\n\n for (const key of Object.keys(second)) {\n if (Object.prototype.propertyIsEnumerable.call(first, key)) {\n result[key] = deepMergeObjects(first[key], second[key]);\n }\n }\n\n return result;\n}\n\n/**\n * Deeply merges second on top of first, creating a new [] array if needed.\n * @param {T[] | undefined} first Base, default values.\n * @param {U[] | undefined} second User-specified values.\n * @returns {(T | U | (T & U))[]} Merged equivalent of second on top of first.\n */\nfunction deepMergeArrays(first, second) {\n if (!first || !second) {\n return second || first || [];\n }\n\n return [\n ...first.map((value, i) => deepMergeObjects(value, second[i])),\n ...second.slice(first.length)\n ];\n}\n\nexport { deepMergeArrays };\n","/**\n * @fileoverview Defines a schema for configs.\n * @author Sylvan Mably\n */\n\nconst baseConfigProperties = {\n $schema: { type: \"string\" },\n env: { type: \"object\" },\n extends: { $ref: \"#/definitions/stringOrStrings\" },\n globals: { type: \"object\" },\n overrides: {\n type: \"array\",\n items: { $ref: \"#/definitions/overrideConfig\" },\n additionalItems: false\n },\n parser: { type: [\"string\", \"null\"] },\n parserOptions: { type: \"object\" },\n plugins: { type: \"array\" },\n processor: { type: \"string\" },\n rules: { type: \"object\" },\n settings: { type: \"object\" },\n noInlineConfig: { type: \"boolean\" },\n reportUnusedDisableDirectives: { type: \"boolean\" },\n\n ecmaFeatures: { type: \"object\" } // deprecated; logs a warning when used\n};\n\nconst configSchema = {\n definitions: {\n stringOrStrings: {\n oneOf: [\n { type: \"string\" },\n {\n type: \"array\",\n items: { type: \"string\" },\n additionalItems: false\n }\n ]\n },\n stringOrStringsRequired: {\n oneOf: [\n { type: \"string\" },\n {\n type: \"array\",\n items: { type: \"string\" },\n additionalItems: false,\n minItems: 1\n }\n ]\n },\n\n // Config at top-level.\n objectConfig: {\n type: \"object\",\n properties: {\n root: { type: \"boolean\" },\n ignorePatterns: { $ref: \"#/definitions/stringOrStrings\" },\n ...baseConfigProperties\n },\n additionalProperties: false\n },\n\n // Config in `overrides`.\n overrideConfig: {\n type: \"object\",\n properties: {\n excludedFiles: { $ref: \"#/definitions/stringOrStrings\" },\n files: { $ref: \"#/definitions/stringOrStringsRequired\" },\n ...baseConfigProperties\n },\n required: [\"files\"],\n additionalProperties: false\n }\n },\n\n $ref: \"#/definitions/objectConfig\"\n};\n\nexport default configSchema;\n","/**\n * @fileoverview Defines environment settings and globals.\n * @author Elan Shanker\n */\n\n//------------------------------------------------------------------------------\n// Requirements\n//------------------------------------------------------------------------------\n\nimport globals from \"globals\";\n\n//------------------------------------------------------------------------------\n// Helpers\n//------------------------------------------------------------------------------\n\n/**\n * Get the object that has difference.\n * @param {Record} current The newer object.\n * @param {Record} prev The older object.\n * @returns {Record} The difference object.\n */\nfunction getDiff(current, prev) {\n const retv = {};\n\n for (const [key, value] of Object.entries(current)) {\n if (!Object.hasOwn(prev, key)) {\n retv[key] = value;\n }\n }\n\n return retv;\n}\n\nconst newGlobals2015 = getDiff(globals.es2015, globals.es5); // 19 variables such as Promise, Map, ...\nconst newGlobals2017 = {\n Atomics: false,\n SharedArrayBuffer: false\n};\nconst newGlobals2020 = {\n BigInt: false,\n BigInt64Array: false,\n BigUint64Array: false,\n globalThis: false\n};\n\nconst newGlobals2021 = {\n AggregateError: false,\n FinalizationRegistry: false,\n WeakRef: false\n};\n\n//------------------------------------------------------------------------------\n// Public Interface\n//------------------------------------------------------------------------------\n\n/** @type {Map} */\nexport default new Map(Object.entries({\n\n // Language\n builtin: {\n globals: globals.es5\n },\n es6: {\n globals: newGlobals2015,\n parserOptions: {\n ecmaVersion: 6\n }\n },\n es2015: {\n globals: newGlobals2015,\n parserOptions: {\n ecmaVersion: 6\n }\n },\n es2016: {\n globals: newGlobals2015,\n parserOptions: {\n ecmaVersion: 7\n }\n },\n es2017: {\n globals: { ...newGlobals2015, ...newGlobals2017 },\n parserOptions: {\n ecmaVersion: 8\n }\n },\n es2018: {\n globals: { ...newGlobals2015, ...newGlobals2017 },\n parserOptions: {\n ecmaVersion: 9\n }\n },\n es2019: {\n globals: { ...newGlobals2015, ...newGlobals2017 },\n parserOptions: {\n ecmaVersion: 10\n }\n },\n es2020: {\n globals: { ...newGlobals2015, ...newGlobals2017, ...newGlobals2020 },\n parserOptions: {\n ecmaVersion: 11\n }\n },\n es2021: {\n globals: { ...newGlobals2015, ...newGlobals2017, ...newGlobals2020, ...newGlobals2021 },\n parserOptions: {\n ecmaVersion: 12\n }\n },\n es2022: {\n globals: { ...newGlobals2015, ...newGlobals2017, ...newGlobals2020, ...newGlobals2021 },\n parserOptions: {\n ecmaVersion: 13\n }\n },\n es2023: {\n globals: { ...newGlobals2015, ...newGlobals2017, ...newGlobals2020, ...newGlobals2021 },\n parserOptions: {\n ecmaVersion: 14\n }\n },\n es2024: {\n globals: { ...newGlobals2015, ...newGlobals2017, ...newGlobals2020, ...newGlobals2021 },\n parserOptions: {\n ecmaVersion: 15\n }\n },\n\n // Platforms\n browser: {\n globals: globals.browser\n },\n node: {\n globals: globals.node,\n parserOptions: {\n ecmaFeatures: {\n globalReturn: true\n }\n }\n },\n \"shared-node-browser\": {\n globals: globals[\"shared-node-browser\"]\n },\n worker: {\n globals: globals.worker\n },\n serviceworker: {\n globals: globals.serviceworker\n },\n\n // Frameworks\n commonjs: {\n globals: globals.commonjs,\n parserOptions: {\n ecmaFeatures: {\n globalReturn: true\n }\n }\n },\n amd: {\n globals: globals.amd\n },\n mocha: {\n globals: globals.mocha\n },\n jasmine: {\n globals: globals.jasmine\n },\n jest: {\n globals: globals.jest\n },\n phantomjs: {\n globals: globals.phantomjs\n },\n jquery: {\n globals: globals.jquery\n },\n qunit: {\n globals: globals.qunit\n },\n prototypejs: {\n globals: globals.prototypejs\n },\n shelljs: {\n globals: globals.shelljs\n },\n meteor: {\n globals: globals.meteor\n },\n mongo: {\n globals: globals.mongo\n },\n protractor: {\n globals: globals.protractor\n },\n applescript: {\n globals: globals.applescript\n },\n nashorn: {\n globals: globals.nashorn\n },\n atomtest: {\n globals: globals.atomtest\n },\n embertest: {\n globals: globals.embertest\n },\n webextensions: {\n globals: globals.webextensions\n },\n greasemonkey: {\n globals: globals.greasemonkey\n }\n}));\n","/**\n * @fileoverview Validates configs.\n * @author Brandon Mills\n */\n\n/* eslint class-methods-use-this: \"off\" -- not needed in this file */\n\n//------------------------------------------------------------------------------\n// Typedefs\n//------------------------------------------------------------------------------\n\n/** @typedef {import(\"../shared/types\").Rule} Rule */\n\n//------------------------------------------------------------------------------\n// Requirements\n//------------------------------------------------------------------------------\n\nimport util from \"node:util\";\nimport * as ConfigOps from \"./config-ops.js\";\nimport { emitDeprecationWarning } from \"./deprecation-warnings.js\";\nimport ajvOrig from \"./ajv.js\";\nimport { deepMergeArrays } from \"./deep-merge-arrays.js\";\nimport configSchema from \"../../conf/config-schema.js\";\nimport BuiltInEnvironments from \"../../conf/environments.js\";\n\nconst ajv = ajvOrig();\n\nconst ruleValidators = new WeakMap();\nconst noop = Function.prototype;\n\n//------------------------------------------------------------------------------\n// Private\n//------------------------------------------------------------------------------\nlet validateSchema;\nconst severityMap = {\n error: 2,\n warn: 1,\n off: 0\n};\n\nconst validated = new WeakSet();\n\n// JSON schema that disallows passing any options\nconst noOptionsSchema = Object.freeze({\n type: \"array\",\n minItems: 0,\n maxItems: 0\n});\n\n//-----------------------------------------------------------------------------\n// Exports\n//-----------------------------------------------------------------------------\n\n/**\n * Validator for configuration objects.\n */\nexport default class ConfigValidator {\n constructor({ builtInRules = new Map() } = {}) {\n this.builtInRules = builtInRules;\n }\n\n /**\n * Gets a complete options schema for a rule.\n * @param {Rule} rule A rule object\n * @throws {TypeError} If `meta.schema` is specified but is not an array, object or `false`.\n * @returns {Object|null} JSON Schema for the rule's options.\n * `null` if rule wasn't passed or its `meta.schema` is `false`.\n */\n getRuleOptionsSchema(rule) {\n if (!rule) {\n return null;\n }\n\n if (!rule.meta) {\n return { ...noOptionsSchema }; // default if `meta.schema` is not specified\n }\n\n const schema = rule.meta.schema;\n\n if (typeof schema === \"undefined\") {\n return { ...noOptionsSchema }; // default if `meta.schema` is not specified\n }\n\n // `schema:false` is an allowed explicit opt-out of options validation for the rule\n if (schema === false) {\n return null;\n }\n\n if (typeof schema !== \"object\" || schema === null) {\n throw new TypeError(\"Rule's `meta.schema` must be an array or object\");\n }\n\n // ESLint-specific array form needs to be converted into a valid JSON Schema definition\n if (Array.isArray(schema)) {\n if (schema.length) {\n return {\n type: \"array\",\n items: schema,\n minItems: 0,\n maxItems: schema.length\n };\n }\n\n // `schema:[]` is an explicit way to specify that the rule does not accept any options\n return { ...noOptionsSchema };\n }\n\n // `schema: