Sprout/sprout/functional/logical_not.hpp

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2012-04-09 16:38:55 +00:00
#ifndef SPROUT_FUNCTIONAL_LOGICAL_NOT_HPP
#define SPROUT_FUNCTIONAL_LOGICAL_NOT_HPP
#include <sprout/config.hpp>
namespace sprout {
// 20.8.6 logical operations
template<typename T>
struct logical_not {
public:
typedef T argument_type;
typedef bool result_type;
public:
SPROUT_CONSTEXPR bool operator()(T const& x) const {
return !x;
}
};
} // namespace sprout
#endif // #ifndef SPROUT_FUNCTIONAL_LOGICAL_NOT_HPP