Function foreach

src/slave/gc.cpp:139–159

Locate the path.

  // Locate the path.
  foreach (const Owned<PathInfo>& info, paths.get(timeout)) {
    if (info->path == path) {
      // If the path is currently undergoing removal, we cannot
      // prevent path removal and wait for removal completion.
      if (info->removing) {
        // Return false to be consistent with the behavior when
        // `unschedule` is called after the path is removed.
        return info->promise.future()
          .then([]() { return false; });
      }

      // Discard the promise.
      info->promise.discard();

      // Clean up the maps.
      CHECK(paths.remove(timeout, info));
      CHECK_EQ(timeouts.erase(info->path), 1u);

      return true;
    }
  }

  LOG(FATAL) << "Inconsistent state across 'paths' and 'timeouts'";
  return false;