////////////////////////////////////////////////////////////////////////////
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// lazy_signature.hpp
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//
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// Build signature structs for Phoenix equivalents for FC++
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// which are located in lazy_prelude.hpp
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//
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// These are not direct equivalents of the Boost FC++ structs.
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// This file has to be included after lazy_list.hpp
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//
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// Implemented so far:
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//
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// RTEFH == ReturnTypeEnumFromHelper (used in enum_from, enum_from_to)
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// RTFD == ReturnTypeFunctionDelay (used in repeat)
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// RTFFX == ReturnTypeFunctoidFwithX (used in thunk1)
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// RTFFXY == ReturnTypeFunctoidFwithXandY (used in thunk2)
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// RTFFXYZ == ReturnTypeFunctoidFwithXandYandZ (used in thunk3)
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// RTF == ReturnTypeF (used in ptr_to_fun0)
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// RTFX == ReturnTypeFwithX (used in ptr_to_fun, ptr_to_mem_fun)
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// RTFXY == ReturnTypeFwithXandY (used in ptr_to_fun, ptr_to_mem_fun)
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// RTFXYZ == ReturnTypeFwithXandYandZ (used in ptr_to_fun, ptr_to_mem_fun)
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// RTFWXYZ == ReturnTypeFwithWandXandYandZ (used in ptr_to_fun)
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// RTFGHX == ReturnTypeFandGandHwithX (used in compose)
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// RTFGHXY == ReturnTypeFandGandHwithXY (used in compose)
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// RTFGHXYZ == ReturnTypeFandGandHwithXYZ (used in compose)
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// RTFGX == ReturnTypeFandGwithX (used in compose)
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// RTFGXY == ReturnTypeFandGwithXY (used in compose)
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// RTFGXYZ == ReturnTypeFandGwithXYZ (used in compose)
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// RTFL == ReturnTypeFunctionList (used in map)
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// RTAB == ReturnTypeListAListB (used in zip)
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// RTZAB == ReturnTypeZipListAListB (used in zip_with)
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//
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////////////////////////////////////////////////////////////////////////////
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/*=============================================================================
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Copyright (c) 2000-2003 Brian McNamara and Yannis Smaragdakis
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Copyright (c) 2001-2007 Joel de Guzman
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Copyright (c) 2015 John Fletcher
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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 BOOST_PHOENIX_FUNCTION_LAZY_SIGNATURE
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#define BOOST_PHOENIX_FUNCTION_LAZY_SIGNATURE
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namespace boost {
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namespace phoenix {
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namespace impl {
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//template <class T> struct remove_RC; in lazy_operator.hpp
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// RTEFH == ReturnTypeEnumFromHelper
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template <class T>
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struct RTEFH
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{
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typedef typename UseList::template List<T>::type LType;
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typedef typename result_of::ListType<LType>::
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delay_result_type type;
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};
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// RTFD == ReturnTypeFunctionDelay (used in repeat)
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template <class T>
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struct RTFD {
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typedef typename remove_RC<T>::type TTT;
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typedef typename UseList::template List<TTT>::type LType;
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typedef typename result_of::ListType<LType>::
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delay_result_type type;
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};
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// RTFFX == ReturnTypeFunctoidFwithX (used in thunk1)
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template <class F,class X>
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struct RTFFX {
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typedef typename remove_RC<F>::type FType;
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typedef typename remove_RC<X>::type XType;
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typedef typename boost::result_of<FType(XType)>::type FR;
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typedef typename boost::result_of<FR()>::type RR;
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typedef typename remove_RC<RR>::type RType;
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typedef RType type;
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};
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// RTFFXY == ReturnTypeFunctoidFwithXandY (used in thunk2)
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template <class F,class X,class Y>
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struct RTFFXY {
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typedef typename remove_RC<F>::type FType;
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typedef typename remove_RC<X>::type XType;
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typedef typename remove_RC<Y>::type YType;
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typedef typename boost::result_of<FType(XType,YType)>::type FR;
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typedef typename boost::result_of<FR()>::type RR;
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typedef typename remove_RC<RR>::type RType;
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typedef RType type;
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};
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// RTFFXYZ == ReturnTypeFunctoidFwithXandYandZ (used in thunk3)
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template <class F,class X,class Y,class Z>
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struct RTFFXYZ {
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typedef typename remove_RC<F>::type FType;
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typedef typename remove_RC<X>::type XType;
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typedef typename remove_RC<Y>::type YType;
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typedef typename remove_RC<Z>::type ZType;
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typedef typename boost::result_of<FType(XType,YType,ZType)>::type FR;
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typedef typename boost::result_of<FR()>::type RR;
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typedef typename remove_RC<RR>::type RType;
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typedef RType type;
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};
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// RTF == ReturnTypeF (used in ptr_to_fun0)
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template <class F>
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struct RTF {
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typedef typename remove_RC<F>::type FType;
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typedef typename boost::result_of<FType()>::type FR;
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typedef typename remove_RC<FR>::type RType;
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typedef RType type;
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};
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// RTFX == ReturnTypeFwithX (used in ptr_to_fun)
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template <class F,class X>
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struct RTFX {
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typedef typename remove_RC<F>::type FType;
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typedef typename remove_RC<X>::type XType;
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typedef typename boost::result_of<FType(XType)>::type FR;
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typedef typename remove_RC<FR>::type RType;
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typedef RType type;
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};
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// RTFXY == ReturnTypeFwithXandY (used in ptr_to_fun)
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template <class F,class X,class Y>
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struct RTFXY {
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typedef typename remove_RC<F>::type FType;
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typedef typename remove_RC<X>::type XType;
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typedef typename remove_RC<Y>::type YType;
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typedef typename boost::result_of<FType(XType,YType)>::type FR;
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typedef typename remove_RC<FR>::type RType;
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typedef RType type;
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};
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// RTFXYZ == ReturnTypeFwithXandYandZ (used in ptr_to_fun)
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template <class F,class X,class Y,class Z>
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struct RTFXYZ {
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typedef typename remove_RC<F>::type FType;
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typedef typename remove_RC<X>::type XType;
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typedef typename remove_RC<Y>::type YType;
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typedef typename remove_RC<Z>::type ZType;
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typedef typename boost::result_of<FType(XType,YType,ZType)>::type FR;
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typedef typename remove_RC<FR>::type RType;
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typedef RType type;
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};
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// RTFWXYZ == ReturnTypeFwithWandXandYandZ (used in ptr_to_fun)
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template <class F,class W,class X,class Y,class Z>
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struct RTFWXYZ {
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typedef typename remove_RC<F>::type FType;
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typedef typename remove_RC<W>::type WType;
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typedef typename remove_RC<X>::type XType;
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typedef typename remove_RC<Y>::type YType;
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typedef typename remove_RC<Z>::type ZType;
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typedef typename boost::result_of<FType(WType,XType,YType,ZType)>::
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type FR;
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typedef typename remove_RC<FR>::type RType;
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typedef RType type;
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};
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// RTFGHX == ReturnTypeFandGandHwithX (used in compose)
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template <class F,class G,class H,class X>
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struct RTFGHX {
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typedef typename remove_RC<F>::type FType;
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typedef typename remove_RC<G>::type GType;
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typedef typename remove_RC<H>::type HType;
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typedef typename remove_RC<X>::type XType;
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typedef typename boost::result_of<GType(XType)>::type GR;
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typedef typename boost::result_of<GR()>::type GRR;
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typedef typename remove_RC<GRR>::type GRType;
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typedef typename boost::result_of<HType(XType)>::type HR;
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typedef typename boost::result_of<HR()>::type HRR;
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typedef typename remove_RC<HRR>::type HRType;
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typedef typename boost::result_of<FType(GRType,HRType)>::type FR;
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typedef typename boost::result_of<FR()>::type RR;
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typedef typename remove_RC<RR>::type RType;
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typedef RType type;
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};
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// RTFGHXY == ReturnTypeFandGandHwithXY (used in compose)
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template <class F,class G,class H,class X,class Y>
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struct RTFGHXY {
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typedef typename remove_RC<F>::type FType;
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typedef typename remove_RC<G>::type GType;
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typedef typename remove_RC<H>::type HType;
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typedef typename remove_RC<X>::type XType;
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typedef typename remove_RC<Y>::type YType;
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typedef typename boost::result_of<GType(XType,YType)>::type GR;
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typedef typename boost::result_of<GR()>::type GRR;
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typedef typename remove_RC<GRR>::type GRType;
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typedef typename boost::result_of<HType(XType,YType)>::type HR;
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typedef typename boost::result_of<HR()>::type HRR;
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typedef typename remove_RC<HRR>::type HRType;
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typedef typename boost::result_of<FType(GRType,HRType)>::type FR;
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typedef typename boost::result_of<FR()>::type RR;
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typedef typename remove_RC<RR>::type RType;
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typedef RType type;
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};
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// RTFGHXYZ == ReturnTypeFandGandHwithXYZ (used in compose)
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template <class F,class G,class H,class X,class Y,class Z>
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struct RTFGHXYZ {
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typedef typename remove_RC<F>::type FType;
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typedef typename remove_RC<G>::type GType;
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typedef typename remove_RC<H>::type HType;
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typedef typename remove_RC<X>::type XType;
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typedef typename remove_RC<Y>::type YType;
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typedef typename remove_RC<Z>::type ZType;
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typedef typename boost::result_of<GType(XType,YType,ZType)>::type GR;
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typedef typename boost::result_of<GR()>::type GRR;
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typedef typename remove_RC<GRR>::type GRType;
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typedef typename boost::result_of<HType(XType,YType,ZType)>::type HR;
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typedef typename boost::result_of<HR()>::type HRR;
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typedef typename remove_RC<HRR>::type HRType;
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typedef typename boost::result_of<FType(GRType,HRType)>::type FR;
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typedef typename boost::result_of<FR()>::type RR;
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typedef typename remove_RC<RR>::type RType;
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typedef RType type;
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};
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// RTFGX == ReturnTypeFandGwithX (used in compose)
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template <class F,class G,class X>
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struct RTFGX {
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typedef typename remove_RC<F>::type FType;
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typedef typename remove_RC<G>::type GType;
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typedef typename remove_RC<X>::type XType;
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typedef typename boost::result_of<GType(XType)>::type GR;
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typedef typename boost::result_of<GR()>::type GRR;
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typedef typename remove_RC<GRR>::type GRType;
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typedef typename boost::result_of<FType(GRType)>::type FR;
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typedef typename boost::result_of<FR()>::type RR;
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typedef typename remove_RC<RR>::type RType;
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typedef RType type;
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};
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// RTFGXY == ReturnTypeFandGwithXY (used in compose)
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template <class F,class G,class X,class Y>
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struct RTFGXY {
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typedef typename remove_RC<F>::type FType;
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typedef typename remove_RC<G>::type GType;
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typedef typename remove_RC<X>::type XType;
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typedef typename remove_RC<Y>::type YType;
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typedef typename boost::result_of<GType(XType,YType)>::type GR;
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typedef typename boost::result_of<GR()>::type GRR;
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typedef typename remove_RC<GRR>::type GRType;
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typedef typename boost::result_of<FType(GRType)>::type FR;
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typedef typename boost::result_of<FR()>::type RR;
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typedef typename remove_RC<RR>::type RType;
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typedef RType type;
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};
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// RTFGXYZ == ReturnTypeFandGwithXYZ (used in compose)
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template <class F,class G,class X,class Y,class Z>
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struct RTFGXYZ {
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typedef typename remove_RC<F>::type FType;
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typedef typename remove_RC<G>::type GType;
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typedef typename remove_RC<X>::type XType;
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typedef typename remove_RC<Y>::type YType;
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typedef typename remove_RC<Z>::type ZType;
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typedef typename boost::result_of<GType(XType,YType,ZType)>::type GR;
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typedef typename boost::result_of<GR()>::type GRR;
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typedef typename remove_RC<GRR>::type GRType;
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typedef typename boost::result_of<FType(GRType)>::type FR;
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typedef typename boost::result_of<FR()>::type RR;
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typedef typename remove_RC<RR>::type RType;
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typedef RType type;
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};
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// This is the way to make the return type for
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// map(f,l). It is used four times in the code
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// so I have made it a separate struct.
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// RTFL == ReturnTypeFunctionList
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template <class F,class L>
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struct RTFL {
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typedef typename remove_RC<F>::type Ftype;
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typedef typename result_of::ListType<L>::tail_result_type
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Ttype;
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typedef typename result_of::ListType<L>::value_type Vtype;
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// NOTE: FR is the type of the functor.
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typedef typename boost::result_of<Ftype(Vtype)>::type FR;
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// NOTE: RR is the type returned, which then needs
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// reference and const removal.
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typedef typename boost::result_of<FR()>::type RR;
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typedef typename remove_RC<RR>::type Rtype;
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typedef typename boost::remove_reference<L>::type LL;
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typedef typename LL::template cons_rebind<Rtype>::delay_type
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type;
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};
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// RTAB == ReturnTypeListAListB
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template <typename LA, typename LB>
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struct RTAB {
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typedef typename result_of::ListType<LA>::tail_result_type
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LAtype;
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typedef typename result_of::ListType<LB>::tail_result_type
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LBtype;
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typedef typename result_of::ListType<LA>::value_type VAA;
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typedef typename boost::remove_const<VAA>::type VAtype;
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typedef typename result_of::ListType<LB>::value_type VBB;
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typedef typename boost::remove_const<VBB>::type VBtype;
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typedef typename boost::result_of<Make_pair(VAtype,VBtype)>
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::type FR;
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typedef typename boost::result_of<FR()>::type RR;
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typedef typename remove_RC<RR>::type Rtype;
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typedef typename boost::remove_reference<LA>::type LLA;
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typedef typename LLA::template cons_rebind<Rtype>::type type;
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};
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// RTZAB == ReturnTypeZipListAListB
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template <typename Z, typename LA, typename LB>
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struct RTZAB {
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typedef typename remove_RC<Z>::type Ztype;
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typedef typename result_of::ListType<LA>::tail_result_type
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LAtype;
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typedef typename result_of::ListType<LB>::tail_result_type
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LBtype;
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typedef typename result_of::ListType<LA>::value_type VAtype;
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typedef typename result_of::ListType<LB>::value_type VBtype;
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typedef typename boost::result_of<Ztype(VAtype,VBtype)>::type
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FR;
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typedef typename boost::result_of<FR()>::type RR;
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typedef typename remove_RC<RR>::type Rtype;
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typedef typename boost::remove_reference<LA>::type LLA;
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typedef typename LLA::template cons_rebind<Rtype>::type type;
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};
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}
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}
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}
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#endif
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