// Copyright 2018 The Bazel Authors. All rights reserved.
//
// 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 the C interface.
import CCounter

/// Wraps the C interface in a Swift interface.
public class Counter {

  private let counter: counter_t

  public var value: Int {
    // The cast is required because C `int` is imported to Swift as `Int32`.
    return Int(counter_get(counter))
  }

  public init() {
    self.counter = counter_create()
  }

  deinit {
    counter_release(counter)
  }

  public func increment() {
    counter_increment(counter)
  }
}
