examples/simple_injection/main.cpp

/*
 * Copyright 2014 Google Inc. 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.
 */

#include "incrementer_component.h"
#include <iostream>

using fruit::Component;
using fruit::Injector;

// Try e.g.:
// echo 5 | ./incrementer
// echo 2147483647 | ./incrementer
// echo 2147483647 | ./incrementer --checked
int main(int argc, const char* argv[]) {

  bool checked = false;

  if (argc == 2 && std::string(argv[1]) == "--checked")
    checked = true;

  Injector<Incrementer> injector(getIncrementerComponent, checked);
  Incrementer* incrementer(injector);

  int x;
  std::cin >> x;
  std::cout << incrementer->increment(x) << std::endl;

  return 0;
}