const cmd = require('../cmd-promise') console.log('cmd-promise: Return child process instead of output.') const options = { returnProcess: true } cmd(`node -v`, options).then(childProcess => { console.log('pid =', childProcess.pid) childProcess.stdout.on('data', stdout => { console.log('stdout =', stdout) }) childProcess.stderr.on('data', stderr => { console.log('stderr =', stderr) }) }).catch(err => { console.log('err =', err) })