738 lines
26 KiB
Plaintext
738 lines
26 KiB
Plaintext
// Boost Lambda Library -- member_ptr.hpp ---------------------
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// Copyright (C) 1999, 2000 Jaakko Jarvi (jaakko.jarvi@cs.utu.fi)
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// Copyright (C) 2000 Gary Powell (gary.powell@sierra.com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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// For more information, see www.boost.org
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// --------------------------------------------------------------------------
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#if !defined(BOOST_LAMBDA_MEMBER_PTR_HPP)
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#define BOOST_LAMBDA_MEMBER_PTR_HPP
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namespace boost {
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namespace lambda {
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class member_pointer_action {};
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namespace detail {
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// the boost type_traits member_pointer traits are not enough,
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// need to know more details.
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template<class T>
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struct member_pointer {
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typedef typename boost::add_reference<T>::type type;
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typedef detail::unspecified class_type;
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typedef detail::unspecified qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = false);
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};
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template<class T, class U>
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struct member_pointer<T U::*> {
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typedef typename boost::add_reference<T>::type type;
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typedef U class_type;
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typedef U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = true);
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BOOST_STATIC_CONSTANT(bool, is_function_member = false);
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};
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template<class T, class U>
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struct member_pointer<const T U::*> {
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typedef typename boost::add_reference<const T>::type type;
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typedef U class_type;
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typedef const U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = true);
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BOOST_STATIC_CONSTANT(bool, is_function_member = false);
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};
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template<class T, class U>
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struct member_pointer<volatile T U::*> {
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typedef typename boost::add_reference<volatile T>::type type;
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typedef U class_type;
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typedef volatile U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = true);
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BOOST_STATIC_CONSTANT(bool, is_function_member = false);
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};
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template<class T, class U>
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struct member_pointer<const volatile T U::*> {
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typedef typename boost::add_reference<const volatile T>::type type;
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typedef U class_type;
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typedef const volatile U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = true);
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BOOST_STATIC_CONSTANT(bool, is_function_member = false);
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};
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// -- nonconst member functions --
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template<class T, class U>
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struct member_pointer<T (U::*)()> {
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typedef T type;
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typedef U class_type;
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typedef U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1>
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struct member_pointer<T (U::*)(A1)> {
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typedef T type;
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typedef U class_type;
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typedef U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2>
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struct member_pointer<T (U::*)(A1, A2)> {
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typedef T type;
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typedef U class_type;
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typedef U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3>
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struct member_pointer<T (U::*)(A1, A2, A3)> {
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typedef T type;
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typedef U class_type;
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typedef U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4>
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struct member_pointer<T (U::*)(A1, A2, A3, A4)> {
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typedef T type;
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typedef U class_type;
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typedef U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4, class A5>
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struct member_pointer<T (U::*)(A1, A2, A3, A4, A5)> {
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typedef T type;
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typedef U class_type;
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typedef U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4, class A5,
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class A6>
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struct member_pointer<T (U::*)(A1, A2, A3, A4, A5, A6)> {
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typedef T type;
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typedef U class_type;
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typedef U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4, class A5,
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class A6, class A7>
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struct member_pointer<T (U::*)(A1, A2, A3, A4, A5, A6, A7)> {
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typedef T type;
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typedef U class_type;
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typedef U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4, class A5,
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class A6, class A7, class A8>
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struct member_pointer<T (U::*)(A1, A2, A3, A4, A5, A6, A7, A8)> {
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typedef T type;
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typedef U class_type;
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typedef U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4, class A5,
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class A6, class A7, class A8, class A9>
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struct member_pointer<T (U::*)(A1, A2, A3, A4, A5, A6, A7, A8, A9)> {
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typedef T type;
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typedef U class_type;
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typedef U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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// -- const member functions --
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template<class T, class U>
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struct member_pointer<T (U::*)() const> {
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typedef T type;
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typedef U class_type;
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typedef const U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1>
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struct member_pointer<T (U::*)(A1) const> {
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typedef T type;
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typedef U class_type;
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typedef const U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2>
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struct member_pointer<T (U::*)(A1, A2) const> {
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typedef T type;
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typedef U class_type;
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typedef const U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3>
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struct member_pointer<T (U::*)(A1, A2, A3) const> {
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typedef T type;
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typedef U class_type;
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typedef const U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4>
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struct member_pointer<T (U::*)(A1, A2, A3, A4) const> {
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typedef T type;
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typedef U class_type;
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typedef const U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4, class A5>
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struct member_pointer<T (U::*)(A1, A2, A3, A4, A5) const> {
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typedef T type;
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typedef U class_type;
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typedef const U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4, class A5,
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class A6>
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struct member_pointer<T (U::*)(A1, A2, A3, A4, A5, A6) const> {
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typedef T type;
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typedef U class_type;
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typedef const U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4, class A5,
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class A6, class A7>
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struct member_pointer<T (U::*)(A1, A2, A3, A4, A5, A6, A7) const> {
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typedef T type;
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typedef U class_type;
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typedef const U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4, class A5,
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class A6, class A7, class A8>
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struct member_pointer<T (U::*)(A1, A2, A3, A4, A5, A6, A7, A8) const> {
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typedef T type;
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typedef U class_type;
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typedef const U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4, class A5,
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class A6, class A7, class A8, class A9>
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struct member_pointer<T (U::*)(A1, A2, A3, A4, A5, A6, A7, A8, A9) const> {
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typedef T type;
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typedef U class_type;
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typedef const U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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// -- volatile --
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template<class T, class U>
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struct member_pointer<T (U::*)() volatile> {
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typedef T type;
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typedef U class_type;
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typedef volatile U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1>
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struct member_pointer<T (U::*)(A1) volatile> {
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typedef T type;
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typedef U class_type;
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typedef volatile U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2>
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struct member_pointer<T (U::*)(A1, A2) volatile> {
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typedef T type;
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typedef U class_type;
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typedef volatile U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3>
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struct member_pointer<T (U::*)(A1, A2, A3) volatile> {
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typedef T type;
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typedef U class_type;
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typedef volatile U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4>
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struct member_pointer<T (U::*)(A1, A2, A3, A4) volatile> {
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typedef T type;
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typedef U class_type;
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typedef volatile U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4, class A5>
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struct member_pointer<T (U::*)(A1, A2, A3, A4, A5) volatile> {
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typedef T type;
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typedef U class_type;
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typedef volatile U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4, class A5,
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class A6>
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struct member_pointer<T (U::*)(A1, A2, A3, A4, A5, A6) volatile> {
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typedef T type;
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typedef U class_type;
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typedef volatile U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4, class A5,
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class A6, class A7>
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struct member_pointer<T (U::*)(A1, A2, A3, A4, A5, A6, A7) volatile> {
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typedef T type;
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typedef U class_type;
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typedef volatile U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4, class A5,
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class A6, class A7, class A8>
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struct member_pointer<T (U::*)(A1, A2, A3, A4, A5, A6, A7, A8) volatile> {
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typedef T type;
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typedef U class_type;
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typedef volatile U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4, class A5,
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class A6, class A7, class A8, class A9>
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struct member_pointer<T (U::*)(A1, A2, A3, A4, A5, A6, A7, A8, A9) volatile> {
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typedef T type;
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typedef U class_type;
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typedef volatile U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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// -- const volatile
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template<class T, class U>
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struct member_pointer<T (U::*)() const volatile> {
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typedef T type;
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typedef U class_type;
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typedef const volatile U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1>
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struct member_pointer<T (U::*)(A1) const volatile> {
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typedef T type;
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typedef U class_type;
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typedef const volatile U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2>
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struct member_pointer<T (U::*)(A1, A2) const volatile> {
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typedef T type;
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typedef U class_type;
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typedef const volatile U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3>
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struct member_pointer<T (U::*)(A1, A2, A3) const volatile> {
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typedef T type;
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typedef U class_type;
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typedef const volatile U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4>
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struct member_pointer<T (U::*)(A1, A2, A3, A4) const volatile> {
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typedef T type;
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typedef U class_type;
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typedef const volatile U qualified_class_type;
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};
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template<class T, class U, class A1, class A2, class A3, class A4, class A5>
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struct member_pointer<T (U::*)(A1, A2, A3, A4, A5) const volatile> {
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typedef T type;
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typedef U class_type;
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typedef const volatile U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4, class A5,
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class A6>
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struct member_pointer<T (U::*)(A1, A2, A3, A4, A5, A6) const volatile> {
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typedef T type;
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typedef U class_type;
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typedef const volatile U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4, class A5,
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class A6, class A7>
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struct member_pointer<T (U::*)(A1, A2, A3, A4, A5, A6, A7) const volatile> {
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typedef T type;
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typedef U class_type;
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typedef const volatile U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4, class A5,
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class A6, class A7, class A8>
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struct member_pointer<T (U::*)(A1, A2, A3, A4, A5, A6, A7, A8) const volatile> {
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typedef T type;
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typedef U class_type;
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typedef const volatile U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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template<class T, class U, class A1, class A2, class A3, class A4, class A5,
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class A6, class A7, class A8, class A9>
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struct member_pointer<T (U::*)(A1, A2, A3, A4, A5, A6, A7, A8, A9) const volatile> {
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typedef T type;
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typedef U class_type;
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typedef const volatile U qualified_class_type;
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BOOST_STATIC_CONSTANT(bool, is_data_member = false);
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BOOST_STATIC_CONSTANT(bool, is_function_member = true);
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};
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} // detail
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namespace detail {
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// this class holds a pointer to a member function and the object.
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// when called, it just calls the member function with the parameters
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// provided
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// It would have been possible to use existing lambda_functors to represent
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// a bound member function like this, but to have a separate template is
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// safer, since now this functor doesn't mix and match with lambda_functors
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// only thing you can do with this is to call it
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// note that previously instantiated classes
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// (other_action<member_pointer_action> and member_pointer_action_helper
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// guarantee, that A and B are
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// such types, that for objects a and b of corresponding types, a->*b leads
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// to the builtin ->* to be called. So types that would end in a call to
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// a user defined ->* do not create a member_pointer_caller object.
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template<class RET, class A, class B>
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class member_pointer_caller {
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A a; B b;
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public:
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member_pointer_caller(const A& aa, const B& bb) : a(aa), b(bb) {}
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RET operator()() const { return (a->*b)(); }
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template<class A1>
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RET operator()(const A1& a1) const { return (a->*b)(a1); }
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template<class A1, class A2>
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RET operator()(const A1& a1, const A2& a2) const { return (a->*b)(a1, a2); }
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template<class A1, class A2, class A3>
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RET operator()(const A1& a1, const A2& a2, const A3& a3) const {
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return (a->*b)(a1, a2, a3);
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}
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template<class A1, class A2, class A3, class A4>
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RET operator()(const A1& a1, const A2& a2, const A3& a3,
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const A4& a4) const {
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return (a->*b)(a1, a2, a3, a4);
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}
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template<class A1, class A2, class A3, class A4, class A5>
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RET operator()(const A1& a1, const A2& a2, const A3& a3, const A4& a4,
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const A5& a5) const {
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return (a->*b)(a1, a2, a3, a4, a5);
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}
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template<class A1, class A2, class A3, class A4, class A5, class A6>
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RET operator()(const A1& a1, const A2& a2, const A3& a3, const A4& a4,
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const A5& a5, const A6& a6) const {
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return (a->*b)(a1, a2, a3, a4, a5, a6);
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}
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template<class A1, class A2, class A3, class A4, class A5, class A6,
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class A7>
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RET operator()(const A1& a1, const A2& a2, const A3& a3, const A4& a4,
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const A5& a5, const A6& a6, const A7& a7) const {
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return (a->*b)(a1, a2, a3, a4, a5, a6, a7);
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}
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template<class A1, class A2, class A3, class A4, class A5, class A6,
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class A7, class A8>
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RET operator()(const A1& a1, const A2& a2, const A3& a3, const A4& a4,
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const A5& a5, const A6& a6, const A7& a7,
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const A8& a8) const {
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return (a->*b)(a1, a2, a3, a4, a5, a6, a7, a8);
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}
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template<class A1, class A2, class A3, class A4, class A5, class A6,
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class A7, class A8, class A9>
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RET operator()(const A1& a1, const A2& a2, const A3& a3, const A4& a4,
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const A5& a5, const A6& a6, const A7& a7,
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const A8& a8, const A9& a9) const {
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return (a->*b)(a1, a2, a3, a4, a5, a6, a7, a8, a9);
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}
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};
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// helper templates for return type deduction and action classes
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// different cases for data member, function member, neither
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// true-true case
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template <bool Is_data_member, bool Is_function_member>
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struct member_pointer_action_helper;
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// cannot be both, no body provided
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// data member case
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// this means, that B is a data member and A is a pointer type,
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// so either built-in ->* should be called, or there is an error
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template <>
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struct member_pointer_action_helper<true, false> {
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public:
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template<class RET, class A, class B>
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static RET apply(A& a, B& b) {
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return a->*b;
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}
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template<class A, class B>
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struct return_type {
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private:
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typedef typename detail::remove_reference_and_cv<B>::type plainB;
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typedef typename detail::member_pointer<plainB>::type type0;
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// we remove the reference now, as we may have to add cv:s
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typedef typename boost::remove_reference<type0>::type type1;
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// A is a reference to pointer
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// remove the top level cv qualifiers and reference
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typedef typename
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detail::remove_reference_and_cv<A>::type non_ref_A;
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// A is a pointer type, so take the type pointed to
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typedef typename ::boost::remove_pointer<non_ref_A>::type non_pointer_A;
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public:
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// For non-reference types, we must add const and/or volatile if
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// the pointer type has these qualifiers
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// If the member is a reference, these do not have any effect
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// (cv T == T if T is a reference type)
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typedef typename detail::IF<
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::boost::is_const<non_pointer_A>::value,
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typename ::boost::add_const<type1>::type,
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type1
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>::RET type2;
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typedef typename detail::IF<
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::boost::is_volatile<non_pointer_A>::value,
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typename ::boost::add_volatile<type2>::type,
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type2
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>::RET type3;
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// add reference back
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typedef typename ::boost::add_reference<type3>::type type;
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};
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};
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// neither case
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template <>
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struct member_pointer_action_helper<false, false> {
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public:
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template<class RET, class A, class B>
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static RET apply(A& a, B& b) {
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// not a built in member pointer operator, just call ->*
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return a->*b;
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}
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// an overloaded member pointer operators, user should have specified
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// the return type
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// At this point we know that there is no matching specialization for
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// return_type_2, so try return_type_2_plain
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template<class A, class B>
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struct return_type {
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typedef typename plain_return_type_2<
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other_action<member_pointer_action>, A, B
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>::type type;
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};
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};
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// member pointer function case
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// This is a built in ->* call for a member function,
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// the only thing that you can do with that, is to give it some arguments
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// note, it is guaranteed that A is a pointer type, and thus it cannot
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// be a call to overloaded ->*
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template <>
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struct member_pointer_action_helper<false, true> {
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public:
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template<class RET, class A, class B>
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static RET apply(A& a, B& b) {
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typedef typename ::boost::remove_cv<B>::type plainB;
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typedef typename detail::member_pointer<plainB>::type ret_t;
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typedef typename ::boost::remove_cv<A>::type plainA;
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// we always strip cv:s to
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// make the two routes (calling and type deduction)
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// to give the same results (and the const does not make any functional
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// difference)
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return detail::member_pointer_caller<ret_t, plainA, plainB>(a, b);
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}
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template<class A, class B>
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struct return_type {
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typedef typename detail::remove_reference_and_cv<B>::type plainB;
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typedef typename detail::member_pointer<plainB>::type ret_t;
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typedef typename detail::remove_reference_and_cv<A>::type plainA;
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typedef detail::member_pointer_caller<ret_t, plainA, plainB> type;
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};
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};
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} // detail
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template<> class other_action<member_pointer_action> {
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public:
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template<class RET, class A, class B>
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static RET apply(A& a, B& b) {
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typedef typename
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::boost::remove_cv<B>::type plainB;
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return detail::member_pointer_action_helper<
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boost::is_pointer<A>::value &&
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detail::member_pointer<plainB>::is_data_member,
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boost::is_pointer<A>::value &&
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detail::member_pointer<plainB>::is_function_member
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>::template apply<RET>(a, b);
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}
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};
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// return type deduction --
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// If the right argument is a pointer to data member,
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// and the left argument is of compatible pointer to class type
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// return type is a reference to the data member type
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// if right argument is a pointer to a member function, and the left
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// argument is of a compatible type, the return type is a
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// member_pointer_caller (see above)
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// Otherwise, return type deduction fails. There is either an error,
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// or the user is trying to call an overloaded ->*
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// In such a case either ret<> must be used, or a return_type_2 user
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// defined specialization must be provided
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template<class A, class B>
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struct return_type_2<other_action<member_pointer_action>, A, B> {
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private:
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typedef typename
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detail::remove_reference_and_cv<B>::type plainB;
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public:
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typedef typename
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detail::member_pointer_action_helper<
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detail::member_pointer<plainB>::is_data_member,
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detail::member_pointer<plainB>::is_function_member
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>::template return_type<A, B>::type type;
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};
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// this is the way the generic lambda_functor_base functions instantiate
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// return type deduction. We turn it into return_type_2, so that the
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// user can provide specializations on that level.
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template<class Args>
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struct return_type_N<other_action<member_pointer_action>, Args> {
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typedef typename boost::tuples::element<0, Args>::type A;
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typedef typename boost::tuples::element<1, Args>::type B;
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typedef typename
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return_type_2<other_action<member_pointer_action>,
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typename boost::remove_reference<A>::type,
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typename boost::remove_reference<B>::type
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>::type type;
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};
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template<class Arg1, class Arg2>
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inline const
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lambda_functor<
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lambda_functor_base<
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action<2, other_action<member_pointer_action> >,
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tuple<lambda_functor<Arg1>, typename const_copy_argument<Arg2>::type>
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>
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>
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operator->*(const lambda_functor<Arg1>& a1, const Arg2& a2)
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{
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return
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lambda_functor_base<
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action<2, other_action<member_pointer_action> >,
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tuple<lambda_functor<Arg1>, typename const_copy_argument<Arg2>::type>
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>
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(tuple<lambda_functor<Arg1>,
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typename const_copy_argument<Arg2>::type>(a1, a2));
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}
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template<class Arg1, class Arg2>
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inline const
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lambda_functor<
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lambda_functor_base<
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action<2, other_action<member_pointer_action> >,
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tuple<lambda_functor<Arg1>, lambda_functor<Arg2> >
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>
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>
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operator->*(const lambda_functor<Arg1>& a1, const lambda_functor<Arg2>& a2)
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{
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return
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lambda_functor_base<
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action<2, other_action<member_pointer_action> >,
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tuple<lambda_functor<Arg1>, lambda_functor<Arg2> >
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>
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(tuple<lambda_functor<Arg1>, lambda_functor<Arg2> >(a1, a2));
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}
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template<class Arg1, class Arg2>
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inline const
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lambda_functor<
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lambda_functor_base<
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action<2, other_action<member_pointer_action> >,
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tuple<typename const_copy_argument<Arg1>::type, lambda_functor<Arg2> >
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>
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>
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operator->*(const Arg1& a1, const lambda_functor<Arg2>& a2)
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{
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return
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lambda_functor_base<
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action<2, other_action<member_pointer_action> >,
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tuple<typename const_copy_argument<Arg1>::type, lambda_functor<Arg2> >
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>
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(tuple<typename const_copy_argument<Arg1>::type,
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lambda_functor<Arg2> >(a1, a2));
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}
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} // namespace lambda
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} // namespace boost
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#endif
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