Function exec

deno/tests/bootstrap.js:27–34

(cmd, args)

}

export async function exec(cmd, args) { // eslint-disable-line
  let stderr = ''
  const cp = await spawn(cmd, args, { stdio: 'pipe', encoding: 'utf8' }) // eslint-disable-line
  cp.stderr.on('data', x => stderr += x)
  await new Promise(x => cp.on('exit', x))
  if (stderr && !stderr.includes('already exists') && !stderr.includes('does not exist'))
    throw new Error(stderr)
}