/*
 * Copyright (c) 2024 Huawei Device Co., Ltd.
 * 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.
 */

interface Interface {
    instance_field: number
}

class Derived implements Interface {
  private instance_field_: number = -1;

  
  set instance_field(instance_field: number) {
    this.instance_field_ = instance_field;
    return;
  }
  
}

/* @@? 20:36 Error TypeError: Derived is not abstract and does not implement getter for instance_field property in Interface  */