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src/stl/_swap.hpp

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#ifndef _INSTIGATE_STL_INTERNAL_HEADER_IN_ALGORITHM 
#error This is an internal header file used to implement Instigate STL.\
        It should never be included directly by a program.
#endif

#ifndef INSTIGATE_STL_SWAP_HPP
#define INSTIGATE_STL_SWAP_HPP

// headers from this project
#include "concept.hpp"
#include "_basis.hpp"

// headers from other projects
#include <generic/base.hpp>        

// headers from standard libraries

// forward declaration
namespace instigate {
        namespace stl {
                template <typename I> 
                void swap(I&, I&);
        }
}

template <typename I>
void instigate::stl::swap(I& a, I& b)
{
        CHECK(instigate::generic::assignable::requirements<I>);
        char k[sizeof(I)];
        I* t = 0;
        assign(t, copy_constructor(k, a));
        assert(0 != t);
        assign(a, b);
        assign(b, *t);
}

// vim:et:tabstop=8:shiftwidth=8:cindent:fo=croq:

#endif // INSTIGATE_STL_SWAP_HPP

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