react-native/local-cli/info/info.js

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/**
* 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 envinfo = require('envinfo');
const info = function() {
const args = Array.prototype.slice.call(arguments)[2];
try {
envinfo.print({
packages: typeof args.packages === 'string' ? ['react', 'react-native'].concat(args.packages.split(',')) : args.packages
});
} catch (error) {
console.log('Error: unable to print environment info');
console.log(error);
}
};
module.exports = {
name: 'info',
description: 'Get relevant version info about OS, toolchain and libraries',
options: [
{
command: '--packages [string]',
description: 'Which packages from your package.json to include, in addition to the default React Native and React versions.',
default: ['react', 'react-native']
},
],
examples: [
{
desc: 'Get standard version info',
cmd: 'react-native info',
},
{
desc: 'Get standard version info & specified package versions',
cmd: 'react-native info --packages jest,eslint,babel-polyfill',
}
],
func: info,
};