/*
 * Copyright 2020 The JSpecify Authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import org.jspecify.annotations.NullMarked;

class Constants {
  @NullMarked
  class User {
    Object x0() {
      return "";
    }

    Object x1() {
      return 1;
    }

    Object x2() {
      return 'a';
    }

    Object x3() {
      return true;
    }

    Object x4() {
      return Color.RED;
    }
  }

  enum Color {
    RED,
    GREEN,
    BLUE,
  }
}