xo/dist/lib/eslint-adapter.js

JavaScript/TypeScript linter (ESLint wrapper) with great defaults

import fs from 'node:fs';
import path from 'node:path';
import process from 'node:process';
import { Xo } from './xo.js';
const eslintConfigNames = [
    'eslint.config.js',
    'eslint.config.mjs',
    'eslint.config.cjs',
    'eslint.config.ts',
    'eslint.config.mts',
    'eslint.config.cts',
];
function findEslintConfigDirectory(cwd) {
    let currentDirectory = cwd;
    for (;;) {
        for (const configName of eslintConfigNames) {
            if (fs.existsSync(path.join(currentDirectory, configName))) {
                return currentDirectory;
            }
        }
        const parentDirectory = path.dirname(currentDirectory);
        if (parentDirectory === currentDirectory) {
            return undefined;
        }
        currentDirectory = parentDirectory;
    }
}
function resolveConfigPathFromArgv() {
    const { argv } = process;
    for (const [index, argument] of argv.entries()) {
        if (argument === '--config' || argument === '-c') {
            return argv[index + 1];
        }
        if (argument.startsWith('--config=')) {
            return argument.slice('--config='.length);
        }
        if (argument.startsWith('-c=')) {
            return argument.slice('-c='.length);
        }
    }
    return undefined;
}
function resolveAdapterCwd() {
    const configPath = resolveConfigPathFromArgv();
    if (configPath !== undefined && configPath !== '') {
        return path.dirname(path.resolve(process.cwd(), configPath));
    }
    return findEslintConfigDirectory(process.cwd()) ?? process.cwd();
}
/*
Keep the adapter small: resolve XO relative to the ESLint config location, then reuse XO's existing project config pipeline.

The project files are resolved once when this module is imported; files added afterwards are not picked up until ESLint reloads the config.
*/
// `ts: true` keeps XO's TypeScript fallback so TS files are linted even without a `tsconfig.json`, matching the CLI.
const eslintConfig = await new Xo({ cwd: resolveAdapterCwd(), ts: true }).getProjectEslintConfig();
export default eslintConfig;
//# sourceMappingURL=eslint-adapter.js.map