// Copyright (C) 2025, uvok cheetah
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.

extension FirstWhereExt<T> on Iterable<T> {
  /// The first element satisfying [test], or `null` if there are none.
  // firstWhereOrElse doesn't want to return null.
  T? firstWhereOrNull(bool Function(T element) test) {
    for (final element in this) {
      if (test(element)) return element;
    }
    return null;
  }
}