#!/usr/bin/env node
/* eslint no-console:0 import/no-nodejs-modules:0 */
/* global process */
const fs = require('fs');
const CLIEngine = require('eslint').CLIEngine;

const argv = process.argv.slice(2);

const cli = new CLIEngine({
  fix: false,
  extensions: argv[1].split(','),
  useEslintrc: true,
});

// Lint all files
const report = cli.executeOnFiles(argv.slice(3));

// get the default formatter
const consoleFormatter = cli.getFormatter();

const otherFormatterType = argv.indexOf('--format=checkstyle') > -1 ? 'checkstyle' : null;

// output to console
console.log(consoleFormatter(report.results));

// Output to checkstyle format for zeus
if (otherFormatterType) {
  const otherFormatter = cli.getFormatter(otherFormatterType);

  fs.writeFile('eslint.checkstyle.xml', otherFormatter(report.results), 'utf8', () => {
    process.exit(report.errorCount);
  });
}