child-process-promise
=====================


Simple wrapper around the child_process module that makes use of promises

Installation

``
npm install child-process-promise --save
`

Usage

exec

`javascript
var exec = require('child-process-promise').exec;

exec('echo hello')
.then(function (result) {
var stdout = result.stdout;
var stderr = result.stderr;
console.log('stdout: ', stdout);
console.log('stderr: ', stderr);
})
.catch(function (err) {
console.error('ERROR: ', err);
});
`

spawn


`javascript
var spawn = require('child-process-promise').spawn;

var promise = spawn('echo', ['hello']);

var childProcess = promise.childProcess;

console.log('[spawn] childProcess.pid: ', childProcess.pid);
childProcess.stdout.on('data', function (data) {
console.log('[spawn] stdout: ', data.toString());
});
childProcess.stderr.on('data', function (data) {
console.log('[spawn] stderr: ', data.toString());
});

promise.then(function () {
console.log('[spawn] done!');
})
.catch(function (err) {
console.error('[spawn] ERROR: ', err);
});
`


$3

#### capture
Type: Array
Default: []

Pass an additional capture option to buffer the result of stdout and/or stderr

`javascript
var spawn = require('child-process-promise').spawn;

spawn('echo', ['hello'], { capture: [ 'stdout', 'stderr' ]})
.then(function (result) {
console.log('[spawn] stdout: ', result.stdout.toString());
})
.catch(function (err) {
console.error('[spawn] stderr: ', err.stderr);
});
``