mirror of
https://github.com/bolero-MURAKAMI/Sprout.git
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102 lines
2.8 KiB
C++
102 lines
2.8 KiB
C++
/*=============================================================================
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Copyright (c) 2011-2014 Bolero MURAKAMI
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https://github.com/bolero-MURAKAMI/Sprout
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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=============================================================================*/
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#ifndef SPROUT_FUNCTIONAL_MEM_FUN_REF_HPP
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#define SPROUT_FUNCTIONAL_MEM_FUN_REF_HPP
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#include <sprout/config.hpp>
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#include <sprout/functional/base.hpp>
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namespace sprout {
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// D.8.2.2 adaptors (deprecated)
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template<typename Ret, typename T>
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class mem_fun_ref_t
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: public sprout::unary_function<T, Ret>
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{
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private:
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Ret (T::*f_)();
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public:
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explicit SPROUT_CONSTEXPR mem_fun_ref_t(Ret (T::*pf)())
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: f_(pf)
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{}
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SPROUT_CONSTEXPR Ret operator()(T& r) const {
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return (r.*f_)();
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}
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};
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template<typename Ret, typename T>
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class const_mem_fun_ref_t
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: public sprout::unary_function<T, Ret>
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{
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private:
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Ret (T::*f_)() const;
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public:
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explicit SPROUT_CONSTEXPR const_mem_fun_ref_t(Ret (T::*pf)() const)
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: f_(pf)
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{}
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SPROUT_CONSTEXPR Ret operator()(const T& r) const {
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return (r.*f_)();
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}
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};
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template<typename Ret, typename T, typename Arg>
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class mem_fun1_ref_t
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: public sprout::binary_function<T, Arg, Ret>
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{
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private:
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Ret (T::*f_)(Arg);
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public:
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explicit SPROUT_CONSTEXPR mem_fun1_ref_t(Ret (T::*pf)(Arg))
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: f_(pf)
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{}
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SPROUT_CONSTEXPR Ret operator()(T& r, Arg x) const {
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return (r.*f_)(x);
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}
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};
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template<typename Ret, typename T, typename Arg>
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class const_mem_fun1_ref_t
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: public sprout::binary_function<T, Arg, Ret>
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{
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private:
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Ret (T::*f_)(Arg) const;
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public:
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explicit SPROUT_CONSTEXPR const_mem_fun1_ref_t(Ret (T::*pf)(Arg) const)
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: f_(pf)
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{}
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SPROUT_CONSTEXPR Ret operator()(const T& r, Arg x) const {
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return (r.*f_)(x);
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}
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};
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template<typename Ret, typename T>
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inline SPROUT_CONSTEXPR sprout::mem_fun_ref_t<Ret, T>
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mem_fun_ref(Ret (T::*f)()) {
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return sprout::mem_fun_ref_t<Ret, T>(f);
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}
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template<typename Ret, typename T>
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inline SPROUT_CONSTEXPR sprout::const_mem_fun_ref_t<Ret, T>
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mem_fun_ref(Ret (T::*f)() const) {
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return sprout::const_mem_fun_ref_t<Ret, T>(f);
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}
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template<typename Ret, typename T, typename Arg>
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inline SPROUT_CONSTEXPR sprout::mem_fun1_ref_t<Ret, T, Arg>
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mem_fun_ref(Ret (T::*f)(Arg)) {
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return sprout::mem_fun1_ref_t<Ret, T, Arg>(f);
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}
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template<typename Ret, typename T, typename Arg>
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inline SPROUT_CONSTEXPR sprout::const_mem_fun1_ref_t<Ret, T, Arg>
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mem_fun_ref(Ret (T::*f)(Arg) const) {
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return sprout::const_mem_fun1_ref_t<Ret, T, Arg>(f);
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}
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} // namespace sprout
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#endif // #ifndef SPROUT_FUNCTIONAL_MEM_FUN_REF_HPP
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