@nx/eslint
Version:
72 lines (71 loc) • 3.91 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.resolveAndInstantiateESLint = resolveAndInstantiateESLint;
const semver_1 = require("semver");
const config_file_1 = require("../../../utils/config-file");
const resolve_eslint_class_1 = require("../../../utils/resolve-eslint-class");
async function resolveAndInstantiateESLint(eslintConfigPath, options, useFlatConfig = false) {
if (useFlatConfig && eslintConfigPath && !(0, config_file_1.isFlatConfig)(eslintConfigPath)) {
throw new Error(
// todo: add support for eslint.config.mjs,
'When using the new Flat Config with ESLint, all configs must be named eslint.config.js or eslint.config.cjs and .eslintrc files may not be used. See https://eslint.org/docs/latest/use/configure/configuration-files');
}
const ESLint = await (0, resolve_eslint_class_1.resolveESLintClass)({
useFlatConfigOverrideVal: useFlatConfig,
});
// ruleFilter exist only in eslint 9+, remove this type when eslint 8 support dropped
const eslintOptions = {
overrideConfigFile: eslintConfigPath,
fix: !!options.fix,
cache: !!options.cache,
cacheLocation: options.cacheLocation || undefined,
cacheStrategy: options.cacheStrategy || undefined,
/**
* Default is `true` and if not overridden the eslint.lintFiles() method will throw an error
* when no target files are found.
*
* We don't want ESLint to throw an error if a user has only just created
* a project and therefore doesn't necessarily have matching files, for example.
*
* Also, the angular generator creates a lint pattern for `html` files, but there may
* not be any html files in the project, so keeping it true would break linting every time
*/
errorOnUnmatchedPattern: false,
};
if (useFlatConfig) {
if (typeof options.useEslintrc !== 'undefined') {
throw new Error('For Flat Config, the `useEslintrc` option is not applicable. See https://eslint.org/docs/latest/use/configure/configuration-files-new');
}
if (options.resolvePluginsRelativeTo !== undefined) {
throw new Error('For Flat Config, ESLint removed `resolvePluginsRelativeTo` and so it is not supported as an option. See https://eslint.org/docs/latest/use/configure/configuration-files-new');
}
if (options.ignorePath !== undefined) {
throw new Error('For Flat Config, ESLint removed `ignorePath` and so it is not supported as an option. See https://eslint.org/docs/latest/use/configure/configuration-files-new');
}
if (options.reportUnusedDisableDirectives) {
throw new Error('For Flat Config, ESLint removed `reportedUnusedDisableDirectives` and so it is not supported as an option. See https://eslint.org/docs/latest/use/configure/configuration-files-new');
}
}
else {
eslintOptions.rulePaths = options.rulesdir || [];
eslintOptions.resolvePluginsRelativeTo =
options.resolvePluginsRelativeTo || undefined;
eslintOptions.ignorePath = options.ignorePath || undefined;
/**
* If "noEslintrc" is set to `true` (and therefore here "useEslintrc" will be `false`), then ESLint will not
* merge the provided config with others it finds automatically.
*/
eslintOptions.useEslintrc = !options.noEslintrc;
eslintOptions.reportUnusedDisableDirectives =
options.reportUnusedDisableDirectives || undefined;
}
// pass --quiet to eslint 9+ directly: filter only errors
if (options.quiet && (0, semver_1.gte)(ESLint.version, '9.0.0')) {
eslintOptions.ruleFilter = (rule) => rule.severity === 2;
}
const eslint = new ESLint(eslintOptions);
return {
ESLint,
eslint,
};
}