react-native/local-cli/server/checkNodeVersion.js
Christopher Chedeau e1f04bf2e3 Quit early if node < 4
Summary:
Before we would display this warning at the top and have the packager throw thousands of lines of errors because of es6 syntax.

Before:

<img width="602" alt="screen shot 2016-02-04 at 1 49 27 pm" src="https://cloud.githubusercontent.com/assets/197597/12831357/a72bdc0a-cb48-11e5-9b81-dde895eaf113.png">

After:

<img width="1440" alt="screen shot 2016-02-04 at 2 04 50 pm" src="https://cloud.githubusercontent.com/assets/197597/12831364/af1c16a0-cb48-11e5-949c-c470938f8b49.png">
Closes https://github.com/facebook/react-native/pull/5767

Reviewed By: svcscm

Differential Revision: D2902978

Pulled By: androidtrunkagent

fb-gh-sync-id: c0193c3b1e36778d61aa9013f0c294f8c3475442
2016-02-04 15:23:57 -08:00

42 lines
1.4 KiB
JavaScript

/**
* Copyright (c) 2015-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/
'use strict';
const chalk = require('chalk');
const formatBanner = require('./formatBanner');
const semver = require('semver');
module.exports = function() {
if (!semver.satisfies(process.version, '>=4')) {
const engine = semver.satisfies(process.version, '<1 >=4')
? 'Node'
: 'io.js';
const message = 'You are currently running ' + engine + ' ' +
process.version + '.\n' +
'\n' +
'React Native runs on Node 4.0 or newer. There are several ways to ' +
'upgrade Node.js depending on your preference.\n' +
'\n' +
'nvm: nvm install node && nvm alias default node\n' +
'Homebrew: brew unlink iojs; brew install node\n' +
'Installer: download the Mac .pkg from https://nodejs.org/\n' +
'\n' +
'About Node.js: https://nodejs.org\n' +
'Follow along at: https://github.com/facebook/react-native/issues/2545';
console.log(formatBanner(message, {
chalkFunction: chalk.green,
marginLeft: 1,
marginRight: 1,
paddingBottom: 1,
}));
process.exit(1);
}
};