Spawn a subprocess in nodejs

spawnChild.js

const { spawn } = require('child_process');

async function spawnChild(command) {
  return new Promise((resolve, reject) => {
    const proc = spawn(command, [], {
      shell: true,
    });
    proc.stdout.pipe(process.stdout);
    proc.stderr.pipe(process.stderr);
    proc.on('close', (code) => {
      console.info(`child process exited with code ${code}`);
      if (code === 0) {
        resolve('ok');
      } else {
        reject(new Error('Something went wrong'));
      }
    });
  });
}