Function execFileSyncIgnore

npm/install.js:376–382

* Execute a file synchronously, ignoring errors

(cmd, args)

 * Execute a file synchronously, ignoring errors
 */
function execFileSyncIgnore (cmd, args) {
  try {
    execSync(cmd, args, { stdio: 'ignore' })
  } catch (e) {
    // Ignore
  }
}

async function runMac (archName) {
  const pattern = new RegExp(`mac-${archName}\\.dmg$`)