import type {ChildProcess} from 'child_process';

export default function promiseFromProcess(
  childProcess: ChildProcess,
): Promise<void> {
  return new Promise(
    (
      resolve: (result: Promise<undefined> | undefined) => void,
      reject: (error?: any) => void,
    ) => {
      childProcess.on('error', reject);
      childProcess.on('close', (code) => {
        if (code !== 0) {
          reject(new Error('Child process failed'));
          return;
        }

        // @ts-expect-error TS2794
        resolve();
      });
    },
  );
}