git-repository/src/utils/cp.js

A Promise-based wrapper library for Git CLI

/**
 * Copyright © 2015 Konstantin Tarkus.  All rights reserved.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE.txt file in the root directory of this source tree.
 */

import cp from 'child_process';

const exec = (command, args, options) => new Promise((resolve, reject) => {
  let out = '';
  let err = '';
  const p = cp.spawn(command, args, options);
  p.stdout.on('data', data => out += data);
  p.stderr.on('data', data => err += data);
  p.on('error', reject);
  p.on('close', (code) => resolve([code, out.trim(), err.trim()]));
});

const spawn = (command, args, options) => new Promise((resolve, reject) => {
  cp.spawn(command, args, options)
    .on('error', reject)
    .on('close', resolve);
});

export default { exec, spawn };