chain.cc

#include <iostream>
#include <vector>
#include <string>

template<typename T, typename Container = std::vector<T>>
class ChainContainer : public Container {
  struct chain{
    chain(ChainContainer& c): container(c){}

    chain& operator()(T val){
      container.push_back(val);
      return *this;
    }

    private:
    ChainContainer &container;
  };

  public:
  chain start(){
    return chain(*this);
  }
};

int main(int argc, char const* argv[])
{
  ChainContainer<std::string> cont;
  cont.start()("hoge")("fuga")("foo")("bar");
  for (auto&& var : cont) {
    std::cout << var << std::endl;
  }

  return 0;
}