pusher.h

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**  FougTools
**  Copyright Fougue (1 Mar. 2011)
**  contact@fougue.pro
**
** This software is a computer program whose purpose is to provide utility
** tools for the C++ language and the Qt toolkit.
**
** This software is governed by the CeCILL-C license under French law and
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#pragma once

#include <iterator>

namespace cpp {

template <typename CONTAINER>
class push_iterator :
        public std::iterator<std::output_iterator_tag, void, void, void, void>
{
protected:
    CONTAINER* m_container;

public:
    typedef CONTAINER CONTAINER_type;

    explicit push_iterator(CONTAINER& x)
        : m_container(&x)
    {}

    push_iterator<CONTAINER>& operator=(const typename CONTAINER::value_type& value)
    {
        m_container->push(value);
        return *this;
    }

    push_iterator<CONTAINER>& operator=(typename CONTAINER::value_type&& value)
    {
        m_container->push(std::move(value));
        return *this;
    }

    push_iterator<CONTAINER>& operator*()
    { return *this; }

    push_iterator<CONTAINER>& operator++()
    { return *this; }

    push_iterator<CONTAINER> operator++(int)
    { return *this; }
};

template<typename CONTAINER>
push_iterator<CONTAINER> pusher(CONTAINER& x)
{
    return push_iterator<CONTAINER>(x);
}

} // namespace cpp