Function streamToString

cli/release-staging/index.js:207–214

(stream)

}

function streamToString(stream) {
  return new Promise((resolve, reject) => {
    let data = ''
    stream.on('data', (chunk) => (data += chunk))
    stream.on('end', () => resolve(data))
    stream.on('error', reject)
  })
}

function getCurrentVersion() {
  try {