Easy Node.js exec

exec.ts

function exec(command: string, args?: string[]): Promise<void> {
  return new Promise((resolve, reject) => {
    const child = spawn(command, args, { stdio: "inherit" });

    child.on("close", (code) => {
      if (code === 0) {
        resolve();
      } else {
        reject(new Error(`Command failed with code ${code}`));
      }
    });
  });
}