Nick 2a03182b1c CHORE - Remove Trailing Spaces
Summary:Remove Trailing Spaces.

Why:
Sometimes there are conflicts with trailing spaces
Saves space
Those whose tools automatically delete them will have their pr watered down with trailing space removal
Closes https://github.com/facebook/react-native/pull/6787

Differential Revision: D3144704

fb-gh-sync-id: d8a62f115a3f8a8a49d5b07f56c540a02af38cf8
fbshipit-source-id: d8a62f115a3f8a8a49d5b07f56c540a02af38cf8
2016-04-06 09:21:53 -07:00

52 lines
1.1 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.
*
* @flow
*/
const child_process = require('child_process');
/**
* Parses the output of the 'adb devices' command
*/
function parseDevicesResult(result: string): Array<string> {
if (!result) {
return [];
}
const devices = [];
const lines = result.trim().split(/\r?\n/);
for (let i=0; i < lines.length; i++) {
let words = lines[i].split(/[ ,\t]+/).filter((w) => w !== '');
if (words[1] === 'device') {
devices.push(words[0]);
}
}
return devices;
}
/**
* Executes the commands needed to get a list of devices from ADB
*/
function getDevices(): Array<string> {
try {
const devicesResult = child_process.execSync('adb devices');
return parseDevicesResult(devicesResult.toString());
} catch (e) {
return [];
}
}
module.exports = {
parseDevicesResult: parseDevicesResult,
getDevices: getDevices
};