Function rejectOnce

packages/runtime/src/shell-exec.ts:257–262

(error: Error)

    }

    function rejectOnce(error: Error): void {
      if (settled) return;
      settled = true;
      cleanup();
      reject(error);
    }

    function resolveOnce(outcome: ChildProcessLifecycleResult<'stdout' | 'stderr'>): void {
      if (settled) return;