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kankys
2025-05-21 20:59:04 +02:00
parent a0ca01e0c4
commit 08107cd890
2025 changed files with 396152 additions and 112 deletions
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67
node_modules/eslint/lib/config/default-config.js generated vendored Normal file
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/**
* @fileoverview Default configuration
* @author Nicholas C. Zakas
*/
"use strict";
//-----------------------------------------------------------------------------
// Requirements
//-----------------------------------------------------------------------------
const Rules = require("../rules");
//-----------------------------------------------------------------------------
// Helpers
//-----------------------------------------------------------------------------
exports.defaultConfig = [
{
plugins: {
"@": {
/*
* Because we try to delay loading rules until absolutely
* necessary, a proxy allows us to hook into the lazy-loading
* aspect of the rules map while still keeping all of the
* relevant configuration inside of the config array.
*/
rules: new Proxy({}, {
get(target, property) {
return Rules.get(property);
},
has(target, property) {
return Rules.has(property);
}
})
}
},
languageOptions: {
sourceType: "module",
ecmaVersion: "latest",
parser: require("espree"),
parserOptions: {}
}
},
// default ignores are listed here
{
ignores: [
"**/node_modules/",
".git/"
]
},
// intentionally empty config to ensure these files are globbed by default
{
files: ["**/*.js", "**/*.mjs"]
},
{
files: ["**/*.cjs"],
languageOptions: {
sourceType: "commonjs",
ecmaVersion: "latest"
}
}
];

380
node_modules/eslint/lib/config/flat-config-array.js generated vendored Normal file
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/**
* @fileoverview Flat Config Array
* @author Nicholas C. Zakas
*/
"use strict";
//-----------------------------------------------------------------------------
// Requirements
//-----------------------------------------------------------------------------
const { ConfigArray, ConfigArraySymbol } = require("@humanwhocodes/config-array");
const { flatConfigSchema } = require("./flat-config-schema");
const { RuleValidator } = require("./rule-validator");
const { defaultConfig } = require("./default-config");
const jsPlugin = require("@eslint/js");
//-----------------------------------------------------------------------------
// Helpers
//-----------------------------------------------------------------------------
/**
* Fields that are considered metadata and not part of the config object.
*/
const META_FIELDS = new Set(["name"]);
const ruleValidator = new RuleValidator();
/**
* Splits a plugin identifier in the form a/b/c into two parts: a/b and c.
* @param {string} identifier The identifier to parse.
* @returns {{objectName: string, pluginName: string}} The parts of the plugin
* name.
*/
function splitPluginIdentifier(identifier) {
const parts = identifier.split("/");
return {
objectName: parts.pop(),
pluginName: parts.join("/")
};
}
/**
* Returns the name of an object in the config by reading its `meta` key.
* @param {Object} object The object to check.
* @returns {string?} The name of the object if found or `null` if there
* is no name.
*/
function getObjectId(object) {
// first check old-style name
let name = object.name;
if (!name) {
if (!object.meta) {
return null;
}
name = object.meta.name;
if (!name) {
return null;
}
}
// now check for old-style version
let version = object.version;
if (!version) {
version = object.meta && object.meta.version;
}
// if there's a version then append that
if (version) {
return `${name}@${version}`;
}
return name;
}
/**
* Wraps a config error with details about where the error occurred.
* @param {Error} error The original error.
* @param {number} originalLength The original length of the config array.
* @param {number} baseLength The length of the base config.
* @returns {TypeError} The new error with details.
*/
function wrapConfigErrorWithDetails(error, originalLength, baseLength) {
let location = "user-defined";
let configIndex = error.index;
/*
* A config array is set up in this order:
* 1. Base config
* 2. Original configs
* 3. User-defined configs
* 4. CLI-defined configs
*
* So we need to adjust the index to account for the base config.
*
* - If the index is less than the base length, it's in the base config
* (as specified by `baseConfig` argument to `FlatConfigArray` constructor).
* - If the index is greater than the base length but less than the original
* length + base length, it's in the original config. The original config
* is passed to the `FlatConfigArray` constructor as the first argument.
* - Otherwise, it's in the user-defined config, which is loaded from the
* config file and merged with any command-line options.
*/
if (error.index < baseLength) {
location = "base";
} else if (error.index < originalLength + baseLength) {
location = "original";
configIndex = error.index - baseLength;
} else {
configIndex = error.index - originalLength - baseLength;
}
return new TypeError(
`${error.message.slice(0, -1)} at ${location} index ${configIndex}.`,
{ cause: error }
);
}
const originalBaseConfig = Symbol("originalBaseConfig");
const originalLength = Symbol("originalLength");
const baseLength = Symbol("baseLength");
//-----------------------------------------------------------------------------
// Exports
//-----------------------------------------------------------------------------
/**
* Represents an array containing configuration information for ESLint.
*/
class FlatConfigArray extends ConfigArray {
/**
* Creates a new instance.
* @param {*[]} configs An array of configuration information.
* @param {{basePath: string, shouldIgnore: boolean, baseConfig: FlatConfig}} options The options
* to use for the config array instance.
*/
constructor(configs, {
basePath,
shouldIgnore = true,
baseConfig = defaultConfig
} = {}) {
super(configs, {
basePath,
schema: flatConfigSchema
});
/**
* The original length of the array before any modifications.
* @type {number}
*/
this[originalLength] = this.length;
if (baseConfig[Symbol.iterator]) {
this.unshift(...baseConfig);
} else {
this.unshift(baseConfig);
}
/**
* The length of the array after applying the base config.
* @type {number}
*/
this[baseLength] = this.length - this[originalLength];
/**
* The base config used to build the config array.
* @type {Array<FlatConfig>}
*/
this[originalBaseConfig] = baseConfig;
Object.defineProperty(this, originalBaseConfig, { writable: false });
/**
* Determines if `ignores` fields should be honored.
* If true, then all `ignores` fields are honored.
* if false, then only `ignores` fields in the baseConfig are honored.
* @type {boolean}
*/
this.shouldIgnore = shouldIgnore;
Object.defineProperty(this, "shouldIgnore", { writable: false });
}
/**
* Normalizes the array by calling the superclass method and catching/rethrowing
* any ConfigError exceptions with additional details.
* @param {any} [context] The context to use to normalize the array.
* @returns {Promise<FlatConfigArray>} A promise that resolves when the array is normalized.
*/
normalize(context) {
return super.normalize(context)
.catch(error => {
if (error.name === "ConfigError") {
throw wrapConfigErrorWithDetails(error, this[originalLength], this[baseLength]);
}
throw error;
});
}
/**
* Normalizes the array by calling the superclass method and catching/rethrowing
* any ConfigError exceptions with additional details.
* @param {any} [context] The context to use to normalize the array.
* @returns {FlatConfigArray} The current instance.
* @throws {TypeError} If the config is invalid.
*/
normalizeSync(context) {
try {
return super.normalizeSync(context);
} catch (error) {
if (error.name === "ConfigError") {
throw wrapConfigErrorWithDetails(error, this[originalLength], this[baseLength]);
}
throw error;
}
}
/* eslint-disable class-methods-use-this -- Desired as instance method */
/**
* Replaces a config with another config to allow us to put strings
* in the config array that will be replaced by objects before
* normalization.
* @param {Object} config The config to preprocess.
* @returns {Object} The preprocessed config.
*/
[ConfigArraySymbol.preprocessConfig](config) {
if (config === "eslint:recommended") {
// if we are in a Node.js environment warn the user
if (typeof process !== "undefined" && process.emitWarning) {
process.emitWarning("The 'eslint:recommended' string configuration is deprecated and will be replaced by the @eslint/js package's 'recommended' config.");
}
return jsPlugin.configs.recommended;
}
if (config === "eslint:all") {
// if we are in a Node.js environment warn the user
if (typeof process !== "undefined" && process.emitWarning) {
process.emitWarning("The 'eslint:all' string configuration is deprecated and will be replaced by the @eslint/js package's 'all' config.");
}
return jsPlugin.configs.all;
}
/*
* If a config object has `ignores` and no other non-meta fields, then it's an object
* for global ignores. If `shouldIgnore` is false, that object shouldn't apply,
* so we'll remove its `ignores`.
*/
if (
!this.shouldIgnore &&
!this[originalBaseConfig].includes(config) &&
config.ignores &&
Object.keys(config).filter(key => !META_FIELDS.has(key)).length === 1
) {
/* eslint-disable-next-line no-unused-vars -- need to strip off other keys */
const { ignores, ...otherKeys } = config;
return otherKeys;
}
return config;
}
/**
* Finalizes the config by replacing plugin references with their objects
* and validating rule option schemas.
* @param {Object} config The config to finalize.
* @returns {Object} The finalized config.
* @throws {TypeError} If the config is invalid.
*/
[ConfigArraySymbol.finalizeConfig](config) {
const { plugins, languageOptions, processor } = config;
let parserName, processorName;
let invalidParser = false,
invalidProcessor = false;
// Check parser value
if (languageOptions && languageOptions.parser) {
const { parser } = languageOptions;
if (typeof parser === "object") {
parserName = getObjectId(parser);
if (!parserName) {
invalidParser = true;
}
} else {
invalidParser = true;
}
}
// Check processor value
if (processor) {
if (typeof processor === "string") {
const { pluginName, objectName: localProcessorName } = splitPluginIdentifier(processor);
processorName = processor;
if (!plugins || !plugins[pluginName] || !plugins[pluginName].processors || !plugins[pluginName].processors[localProcessorName]) {
throw new TypeError(`Key "processor": Could not find "${localProcessorName}" in plugin "${pluginName}".`);
}
config.processor = plugins[pluginName].processors[localProcessorName];
} else if (typeof processor === "object") {
processorName = getObjectId(processor);
if (!processorName) {
invalidProcessor = true;
}
} else {
invalidProcessor = true;
}
}
ruleValidator.validate(config);
// apply special logic for serialization into JSON
/* eslint-disable object-shorthand -- shorthand would change "this" value */
Object.defineProperty(config, "toJSON", {
value: function() {
if (invalidParser) {
throw new Error("Could not serialize parser object (missing 'meta' object).");
}
if (invalidProcessor) {
throw new Error("Could not serialize processor object (missing 'meta' object).");
}
return {
...this,
plugins: Object.entries(plugins).map(([namespace, plugin]) => {
const pluginId = getObjectId(plugin);
if (!pluginId) {
return namespace;
}
return `${namespace}:${pluginId}`;
}),
languageOptions: {
...languageOptions,
parser: parserName
},
processor: processorName
};
}
});
/* eslint-enable object-shorthand -- ok to enable now */
return config;
}
/* eslint-enable class-methods-use-this -- Desired as instance method */
}
exports.FlatConfigArray = FlatConfigArray;

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/**
* @fileoverview Shared functions to work with configs.
* @author Nicholas C. Zakas
*/
"use strict";
//-----------------------------------------------------------------------------
// Functions
//-----------------------------------------------------------------------------
/**
* Parses a ruleId into its plugin and rule parts.
* @param {string} ruleId The rule ID to parse.
* @returns {{pluginName:string,ruleName:string}} The plugin and rule
* parts of the ruleId;
*/
function parseRuleId(ruleId) {
let pluginName, ruleName;
// distinguish between core rules and plugin rules
if (ruleId.includes("/")) {
// mimic scoped npm packages
if (ruleId.startsWith("@")) {
pluginName = ruleId.slice(0, ruleId.lastIndexOf("/"));
} else {
pluginName = ruleId.slice(0, ruleId.indexOf("/"));
}
ruleName = ruleId.slice(pluginName.length + 1);
} else {
pluginName = "@";
ruleName = ruleId;
}
return {
pluginName,
ruleName
};
}
/**
* Retrieves a rule instance from a given config based on the ruleId.
* @param {string} ruleId The rule ID to look for.
* @param {FlatConfig} config The config to search.
* @returns {import("../shared/types").Rule|undefined} The rule if found
* or undefined if not.
*/
function getRuleFromConfig(ruleId, config) {
const { pluginName, ruleName } = parseRuleId(ruleId);
const plugin = config.plugins && config.plugins[pluginName];
let rule = plugin && plugin.rules && plugin.rules[ruleName];
// normalize function rules into objects
if (rule && typeof rule === "function") {
rule = {
create: rule
};
}
return rule;
}
/**
* Gets a complete options schema for a rule.
* @param {{create: Function, schema: (Array|null)}} rule A new-style rule object
* @returns {Object} JSON Schema for the rule's options.
*/
function getRuleOptionsSchema(rule) {
if (!rule) {
return null;
}
const schema = rule.schema || rule.meta && rule.meta.schema;
if (Array.isArray(schema)) {
if (schema.length) {
return {
type: "array",
items: schema,
minItems: 0,
maxItems: schema.length
};
}
return {
type: "array",
minItems: 0,
maxItems: 0
};
}
// Given a full schema, leave it alone
return schema || null;
}
//-----------------------------------------------------------------------------
// Exports
//-----------------------------------------------------------------------------
module.exports = {
parseRuleId,
getRuleFromConfig,
getRuleOptionsSchema
};

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node_modules/eslint/lib/config/flat-config-schema.js generated vendored Normal file
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/**
* @fileoverview Flat config schema
* @author Nicholas C. Zakas
*/
"use strict";
//-----------------------------------------------------------------------------
// Requirements
//-----------------------------------------------------------------------------
/*
* Note: This can be removed in ESLint v9 because structuredClone is available globally
* starting in Node.js v17.
*/
const structuredClone = require("@ungap/structured-clone").default;
const { normalizeSeverityToNumber } = require("../shared/severity");
//-----------------------------------------------------------------------------
// Type Definitions
//-----------------------------------------------------------------------------
/**
* @typedef ObjectPropertySchema
* @property {Function|string} merge The function or name of the function to call
* to merge multiple objects with this property.
* @property {Function|string} validate The function or name of the function to call
* to validate the value of this property.
*/
//-----------------------------------------------------------------------------
// Helpers
//-----------------------------------------------------------------------------
const ruleSeverities = new Map([
[0, 0], ["off", 0],
[1, 1], ["warn", 1],
[2, 2], ["error", 2]
]);
const globalVariablesValues = new Set([
true, "true", "writable", "writeable",
false, "false", "readonly", "readable", null,
"off"
]);
/**
* Check if a value is a non-null object.
* @param {any} value The value to check.
* @returns {boolean} `true` if the value is a non-null object.
*/
function isNonNullObject(value) {
return typeof value === "object" && value !== null;
}
/**
* Check if a value is a non-null non-array object.
* @param {any} value The value to check.
* @returns {boolean} `true` if the value is a non-null non-array object.
*/
function isNonArrayObject(value) {
return isNonNullObject(value) && !Array.isArray(value);
}
/**
* Check if a value is undefined.
* @param {any} value The value to check.
* @returns {boolean} `true` if the value is undefined.
*/
function isUndefined(value) {
return typeof value === "undefined";
}
/**
* Deeply merges two non-array objects.
* @param {Object} first The base object.
* @param {Object} second The overrides object.
* @param {Map<string, Map<string, Object>>} [mergeMap] Maps the combination of first and second arguments to a merged result.
* @returns {Object} An object with properties from both first and second.
*/
function deepMerge(first, second, mergeMap = new Map()) {
let secondMergeMap = mergeMap.get(first);
if (secondMergeMap) {
const result = secondMergeMap.get(second);
if (result) {
// If this combination of first and second arguments has been already visited, return the previously created result.
return result;
}
} else {
secondMergeMap = new Map();
mergeMap.set(first, secondMergeMap);
}
/*
* First create a result object where properties from the second object
* overwrite properties from the first. This sets up a baseline to use
* later rather than needing to inspect and change every property
* individually.
*/
const result = {
...first,
...second
};
delete result.__proto__; // eslint-disable-line no-proto -- don't merge own property "__proto__"
// Store the pending result for this combination of first and second arguments.
secondMergeMap.set(second, result);
for (const key of Object.keys(second)) {
// avoid hairy edge case
if (key === "__proto__" || !Object.prototype.propertyIsEnumerable.call(first, key)) {
continue;
}
const firstValue = first[key];
const secondValue = second[key];
if (isNonArrayObject(firstValue) && isNonArrayObject(secondValue)) {
result[key] = deepMerge(firstValue, secondValue, mergeMap);
} else if (isUndefined(secondValue)) {
result[key] = firstValue;
}
}
return result;
}
/**
* Normalizes the rule options config for a given rule by ensuring that
* it is an array and that the first item is 0, 1, or 2.
* @param {Array|string|number} ruleOptions The rule options config.
* @returns {Array} An array of rule options.
*/
function normalizeRuleOptions(ruleOptions) {
const finalOptions = Array.isArray(ruleOptions)
? ruleOptions.slice(0)
: [ruleOptions];
finalOptions[0] = ruleSeverities.get(finalOptions[0]);
return structuredClone(finalOptions);
}
//-----------------------------------------------------------------------------
// Assertions
//-----------------------------------------------------------------------------
/**
* The error type when a rule's options are configured with an invalid type.
*/
class InvalidRuleOptionsError extends Error {
/**
* @param {string} ruleId Rule name being configured.
* @param {any} value The invalid value.
*/
constructor(ruleId, value) {
super(`Key "${ruleId}": Expected severity of "off", 0, "warn", 1, "error", or 2.`);
this.messageTemplate = "invalid-rule-options";
this.messageData = { ruleId, value };
}
}
/**
* Validates that a value is a valid rule options entry.
* @param {string} ruleId Rule name being configured.
* @param {any} value The value to check.
* @returns {void}
* @throws {InvalidRuleOptionsError} If the value isn't a valid rule options.
*/
function assertIsRuleOptions(ruleId, value) {
if (typeof value !== "string" && typeof value !== "number" && !Array.isArray(value)) {
throw new InvalidRuleOptionsError(ruleId, value);
}
}
/**
* The error type when a rule's severity is invalid.
*/
class InvalidRuleSeverityError extends Error {
/**
* @param {string} ruleId Rule name being configured.
* @param {any} value The invalid value.
*/
constructor(ruleId, value) {
super(`Key "${ruleId}": Expected severity of "off", 0, "warn", 1, "error", or 2.`);
this.messageTemplate = "invalid-rule-severity";
this.messageData = { ruleId, value };
}
}
/**
* Validates that a value is valid rule severity.
* @param {string} ruleId Rule name being configured.
* @param {any} value The value to check.
* @returns {void}
* @throws {InvalidRuleSeverityError} If the value isn't a valid rule severity.
*/
function assertIsRuleSeverity(ruleId, value) {
const severity = ruleSeverities.get(value);
if (typeof severity === "undefined") {
throw new InvalidRuleSeverityError(ruleId, value);
}
}
/**
* Validates that a given string is the form pluginName/objectName.
* @param {string} value The string to check.
* @returns {void}
* @throws {TypeError} If the string isn't in the correct format.
*/
function assertIsPluginMemberName(value) {
if (!/[@a-z0-9-_$]+(?:\/(?:[a-z0-9-_$]+))+$/iu.test(value)) {
throw new TypeError(`Expected string in the form "pluginName/objectName" but found "${value}".`);
}
}
/**
* Validates that a value is an object.
* @param {any} value The value to check.
* @returns {void}
* @throws {TypeError} If the value isn't an object.
*/
function assertIsObject(value) {
if (!isNonNullObject(value)) {
throw new TypeError("Expected an object.");
}
}
/**
* The error type when there's an eslintrc-style options in a flat config.
*/
class IncompatibleKeyError extends Error {
/**
* @param {string} key The invalid key.
*/
constructor(key) {
super("This appears to be in eslintrc format rather than flat config format.");
this.messageTemplate = "eslintrc-incompat";
this.messageData = { key };
}
}
/**
* The error type when there's an eslintrc-style plugins array found.
*/
class IncompatiblePluginsError extends Error {
/**
* Creates a new instance.
* @param {Array<string>} plugins The plugins array.
*/
constructor(plugins) {
super("This appears to be in eslintrc format (array of strings) rather than flat config format (object).");
this.messageTemplate = "eslintrc-plugins";
this.messageData = { plugins };
}
}
//-----------------------------------------------------------------------------
// Low-Level Schemas
//-----------------------------------------------------------------------------
/** @type {ObjectPropertySchema} */
const booleanSchema = {
merge: "replace",
validate: "boolean"
};
const ALLOWED_SEVERITIES = new Set(["error", "warn", "off", 2, 1, 0]);
/** @type {ObjectPropertySchema} */
const disableDirectiveSeveritySchema = {
merge(first, second) {
const value = second === void 0 ? first : second;
if (typeof value === "boolean") {
return value ? "warn" : "off";
}
return normalizeSeverityToNumber(value);
},
validate(value) {
if (!(ALLOWED_SEVERITIES.has(value) || typeof value === "boolean")) {
throw new TypeError("Expected one of: \"error\", \"warn\", \"off\", 0, 1, 2, or a boolean.");
}
}
};
/** @type {ObjectPropertySchema} */
const deepObjectAssignSchema = {
merge(first = {}, second = {}) {
return deepMerge(first, second);
},
validate: "object"
};
//-----------------------------------------------------------------------------
// High-Level Schemas
//-----------------------------------------------------------------------------
/** @type {ObjectPropertySchema} */
const globalsSchema = {
merge: "assign",
validate(value) {
assertIsObject(value);
for (const key of Object.keys(value)) {
// avoid hairy edge case
if (key === "__proto__") {
continue;
}
if (key !== key.trim()) {
throw new TypeError(`Global "${key}" has leading or trailing whitespace.`);
}
if (!globalVariablesValues.has(value[key])) {
throw new TypeError(`Key "${key}": Expected "readonly", "writable", or "off".`);
}
}
}
};
/** @type {ObjectPropertySchema} */
const parserSchema = {
merge: "replace",
validate(value) {
if (!value || typeof value !== "object" ||
(typeof value.parse !== "function" && typeof value.parseForESLint !== "function")
) {
throw new TypeError("Expected object with parse() or parseForESLint() method.");
}
}
};
/** @type {ObjectPropertySchema} */
const pluginsSchema = {
merge(first = {}, second = {}) {
const keys = new Set([...Object.keys(first), ...Object.keys(second)]);
const result = {};
// manually validate that plugins are not redefined
for (const key of keys) {
// avoid hairy edge case
if (key === "__proto__") {
continue;
}
if (key in first && key in second && first[key] !== second[key]) {
throw new TypeError(`Cannot redefine plugin "${key}".`);
}
result[key] = second[key] || first[key];
}
return result;
},
validate(value) {
// first check the value to be sure it's an object
if (value === null || typeof value !== "object") {
throw new TypeError("Expected an object.");
}
// make sure it's not an array, which would mean eslintrc-style is used
if (Array.isArray(value)) {
throw new IncompatiblePluginsError(value);
}
// second check the keys to make sure they are objects
for (const key of Object.keys(value)) {
// avoid hairy edge case
if (key === "__proto__") {
continue;
}
if (value[key] === null || typeof value[key] !== "object") {
throw new TypeError(`Key "${key}": Expected an object.`);
}
}
}
};
/** @type {ObjectPropertySchema} */
const processorSchema = {
merge: "replace",
validate(value) {
if (typeof value === "string") {
assertIsPluginMemberName(value);
} else if (value && typeof value === "object") {
if (typeof value.preprocess !== "function" || typeof value.postprocess !== "function") {
throw new TypeError("Object must have a preprocess() and a postprocess() method.");
}
} else {
throw new TypeError("Expected an object or a string.");
}
}
};
/** @type {ObjectPropertySchema} */
const rulesSchema = {
merge(first = {}, second = {}) {
const result = {
...first,
...second
};
for (const ruleId of Object.keys(result)) {
try {
// avoid hairy edge case
if (ruleId === "__proto__") {
/* eslint-disable-next-line no-proto -- Though deprecated, may still be present */
delete result.__proto__;
continue;
}
result[ruleId] = normalizeRuleOptions(result[ruleId]);
/*
* If either rule config is missing, then the correct
* config is already present and we just need to normalize
* the severity.
*/
if (!(ruleId in first) || !(ruleId in second)) {
continue;
}
const firstRuleOptions = normalizeRuleOptions(first[ruleId]);
const secondRuleOptions = normalizeRuleOptions(second[ruleId]);
/*
* If the second rule config only has a severity (length of 1),
* then use that severity and keep the rest of the options from
* the first rule config.
*/
if (secondRuleOptions.length === 1) {
result[ruleId] = [secondRuleOptions[0], ...firstRuleOptions.slice(1)];
continue;
}
/*
* In any other situation, then the second rule config takes
* precedence. That means the value at `result[ruleId]` is
* already correct and no further work is necessary.
*/
} catch (ex) {
throw new Error(`Key "${ruleId}": ${ex.message}`, { cause: ex });
}
}
return result;
},
validate(value) {
assertIsObject(value);
/*
* We are not checking the rule schema here because there is no
* guarantee that the rule definition is present at this point. Instead
* we wait and check the rule schema during the finalization step
* of calculating a config.
*/
for (const ruleId of Object.keys(value)) {
// avoid hairy edge case
if (ruleId === "__proto__") {
continue;
}
const ruleOptions = value[ruleId];
assertIsRuleOptions(ruleId, ruleOptions);
if (Array.isArray(ruleOptions)) {
assertIsRuleSeverity(ruleId, ruleOptions[0]);
} else {
assertIsRuleSeverity(ruleId, ruleOptions);
}
}
}
};
/** @type {ObjectPropertySchema} */
const ecmaVersionSchema = {
merge: "replace",
validate(value) {
if (typeof value === "number" || value === "latest") {
return;
}
throw new TypeError("Expected a number or \"latest\".");
}
};
/** @type {ObjectPropertySchema} */
const sourceTypeSchema = {
merge: "replace",
validate(value) {
if (typeof value !== "string" || !/^(?:script|module|commonjs)$/u.test(value)) {
throw new TypeError("Expected \"script\", \"module\", or \"commonjs\".");
}
}
};
/**
* Creates a schema that always throws an error. Useful for warning
* about eslintrc-style keys.
* @param {string} key The eslintrc key to create a schema for.
* @returns {ObjectPropertySchema} The schema.
*/
function createEslintrcErrorSchema(key) {
return {
merge: "replace",
validate() {
throw new IncompatibleKeyError(key);
}
};
}
const eslintrcKeys = [
"env",
"extends",
"globals",
"ignorePatterns",
"noInlineConfig",
"overrides",
"parser",
"parserOptions",
"reportUnusedDisableDirectives",
"root"
];
//-----------------------------------------------------------------------------
// Full schema
//-----------------------------------------------------------------------------
const flatConfigSchema = {
// eslintrc-style keys that should always error
...Object.fromEntries(eslintrcKeys.map(key => [key, createEslintrcErrorSchema(key)])),
// flat config keys
settings: deepObjectAssignSchema,
linterOptions: {
schema: {
noInlineConfig: booleanSchema,
reportUnusedDisableDirectives: disableDirectiveSeveritySchema
}
},
languageOptions: {
schema: {
ecmaVersion: ecmaVersionSchema,
sourceType: sourceTypeSchema,
globals: globalsSchema,
parser: parserSchema,
parserOptions: deepObjectAssignSchema
}
},
processor: processorSchema,
plugins: pluginsSchema,
rules: rulesSchema
};
//-----------------------------------------------------------------------------
// Exports
//-----------------------------------------------------------------------------
module.exports = {
flatConfigSchema,
assertIsRuleSeverity,
assertIsRuleOptions
};

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node_modules/eslint/lib/config/rule-validator.js generated vendored Normal file
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/**
* @fileoverview Rule Validator
* @author Nicholas C. Zakas
*/
"use strict";
//-----------------------------------------------------------------------------
// Requirements
//-----------------------------------------------------------------------------
const ajvImport = require("../shared/ajv");
const ajv = ajvImport();
const {
parseRuleId,
getRuleFromConfig,
getRuleOptionsSchema
} = require("./flat-config-helpers");
const ruleReplacements = require("../../conf/replacements.json");
//-----------------------------------------------------------------------------
// Helpers
//-----------------------------------------------------------------------------
/**
* Throws a helpful error when a rule cannot be found.
* @param {Object} ruleId The rule identifier.
* @param {string} ruleId.pluginName The ID of the rule to find.
* @param {string} ruleId.ruleName The ID of the rule to find.
* @param {Object} config The config to search in.
* @throws {TypeError} For missing plugin or rule.
* @returns {void}
*/
function throwRuleNotFoundError({ pluginName, ruleName }, config) {
const ruleId = pluginName === "@" ? ruleName : `${pluginName}/${ruleName}`;
const errorMessageHeader = `Key "rules": Key "${ruleId}"`;
let errorMessage = `${errorMessageHeader}: Could not find plugin "${pluginName}".`;
// if the plugin exists then we need to check if the rule exists
if (config.plugins && config.plugins[pluginName]) {
const replacementRuleName = ruleReplacements.rules[ruleName];
if (pluginName === "@" && replacementRuleName) {
errorMessage = `${errorMessageHeader}: Rule "${ruleName}" was removed and replaced by "${replacementRuleName}".`;
} else {
errorMessage = `${errorMessageHeader}: Could not find "${ruleName}" in plugin "${pluginName}".`;
// otherwise, let's see if we can find the rule name elsewhere
for (const [otherPluginName, otherPlugin] of Object.entries(config.plugins)) {
if (otherPlugin.rules && otherPlugin.rules[ruleName]) {
errorMessage += ` Did you mean "${otherPluginName}/${ruleName}"?`;
break;
}
}
}
// falls through to throw error
}
throw new TypeError(errorMessage);
}
//-----------------------------------------------------------------------------
// Exports
//-----------------------------------------------------------------------------
/**
* Implements validation functionality for the rules portion of a config.
*/
class RuleValidator {
/**
* Creates a new instance.
*/
constructor() {
/**
* A collection of compiled validators for rules that have already
* been validated.
* @type {WeakMap}
*/
this.validators = new WeakMap();
}
/**
* Validates all of the rule configurations in a config against each
* rule's schema.
* @param {Object} config The full config to validate. This object must
* contain both the rules section and the plugins section.
* @returns {void}
* @throws {Error} If a rule's configuration does not match its schema.
*/
validate(config) {
if (!config.rules) {
return;
}
for (const [ruleId, ruleOptions] of Object.entries(config.rules)) {
// check for edge case
if (ruleId === "__proto__") {
continue;
}
/*
* If a rule is disabled, we don't do any validation. This allows
* users to safely set any value to 0 or "off" without worrying
* that it will cause a validation error.
*
* Note: ruleOptions is always an array at this point because
* this validation occurs after FlatConfigArray has merged and
* normalized values.
*/
if (ruleOptions[0] === 0) {
continue;
}
const rule = getRuleFromConfig(ruleId, config);
if (!rule) {
throwRuleNotFoundError(parseRuleId(ruleId), config);
}
// Precompile and cache validator the first time
if (!this.validators.has(rule)) {
const schema = getRuleOptionsSchema(rule);
if (schema) {
this.validators.set(rule, ajv.compile(schema));
}
}
const validateRule = this.validators.get(rule);
if (validateRule) {
validateRule(ruleOptions.slice(1));
if (validateRule.errors) {
throw new Error(`Key "rules": Key "${ruleId}": ${
validateRule.errors.map(
error => `\tValue ${JSON.stringify(error.data)} ${error.message}.\n`
).join("")
}`);
}
}
}
}
}
exports.RuleValidator = RuleValidator;