Instigate Open Source Documentation

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src/stl/_binary_predicate.hpp

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#ifndef _INSTIGATE_OPEN_SOURCE_INTERNAL_HEADER_IN_CONCEPT
#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_BINARY_PREDICATE_HPP
#define INSTIGATE_STL_BINARY_PREDICATE_HPP

// Headers from this project
#include "_binary_function.hpp"

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

// Headers from standard libraries
#include <cassert>

// Forward declarations
namespace instigate {
        namespace stl {
                namespace binary_predicate {
                        template <typename BP> struct interface;
                        template <typename T> struct requirements;
                } 
        }
}

template <typename BP>
struct instigate::stl::binary_predicate::interface : 
                instigate::stl::binary_function::interface<BP>
{
}; 

template <typename T>
struct instigate::stl::binary_predicate::requirements :
                instigate::stl::binary_function::requirements<T>
{
        static void require_convertibility_of_result_type_to_bool()
        {
                CHECK_CONVERTIBILITY(typename instigate::stl::
                        binary_predicate::interface<T>::result_type, bool);
        }

        requirements()
        {
                (void)&require_convertibility_of_result_type_to_bool;
        }

}; 

//vim:et:tabstop=8:shiftwidth=8:cindent:fo=croq:textwidth=80:

#endif // INSTIGATE_STL_BINARY_PREDICATE_HPP

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