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porting sscrisk/CEL

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bolero-MURAKAMI 2012-04-01 22:15:09 +09:00
parent ad60c8c530
commit db20f64991
181 changed files with 2531 additions and 607 deletions
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34
sprout/functional/bind2nd.hpp Normal file
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#ifndef SPROUT_FUNCTIONAL_BIND2ND_HPP
#define SPROUT_FUNCTIONAL_BIND2ND_HPP
#include <functional>
#include <sprout/config.hpp>
namespace sprout {
// Copyright (C) 2011 RiSK (sscrisk)
// D.9.3 Class template binder2nd
template<typename Fn>
class binder2nd
: public std::unary_function<typename Fn::first_argument_type, typename Fn::result_type>
{
protected:
Fn op;
typename Fn::second_argument_type value;
public:
SPROUT_CONSTEXPR binder2nd(Fn const& x, typename Fn::second_argument_type const& y)
: op(x), value(y)
{}
SPROUT_CONSTEXPR typename Fn::result_type operator()(typename Fn::first_argument_type const& x) const {
return op(x, value);
}
};
// D.9.4 bind2nd
template<typename Fn, typename T>
SPROUT_CONSTEXPR sprout::binder2nd<Fn> bind2nd(Fn const& op, T const& x) {
return sprout::binder2nd<Fn>(op, typename Fn::second_argument_type(x));
}
} // namespace sprout
#endif // #ifndef SPROUT_FUNCTIONAL_BIND2ND_HPP