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add bind, mem_fn, ref, and others.

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bolero-MURAKAMI 2012-04-10 01:38:55 +09:00
parent 30dbbc44fc
commit aa4fc785b0
29 changed files with 1564 additions and 18 deletions
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32
sprout/functional/not2.hpp Normal file
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#ifndef SPROUT_FUNCTIONAL_NOT2_HPP
#define SPROUT_FUNCTIONAL_NOT2_HPP
#include <functional>
#include <sprout/config.hpp>
namespace sprout {
// 20.8.8 negators
template<typename Predicate>
class binary_negate {
public:
typedef typename Predicate::first_argument_type first_argument_type;
typedef typename Predicate::second_argument_type second_argument_type;
typedef bool result_type;
protected:
Predicate fn;
public:
explicit SPROUT_CONSTEXPR binary_negate(Predicate const& pred)
: fn(pred)
{}
SPROUT_CONSTEXPR bool operator()(typename Predicate::first_argument_type const& x, typename Predicate::second_argument_type const& y) const {
return !fn(x, y);
}
};
template<typename Predicate>
inline SPROUT_CONSTEXPR sprout::binary_negate<Predicate> not2(Predicate const& pred) {
return sprout::binary_negate<Predicate>(pred);
}
} // namespace sprout
#endif // #ifndef SPROUT_FUNCTIONAL_NOT2_HPP