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ParameterType<> template

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This commit is contained in:
Pavel Kirienko
2015-05-16 13:21:53 +03:00
parent f713ef5e00
commit be5bcf9084
2 changed files with 27 additions and 21 deletions
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libuavcan/include/uavcan/util/lazy_constructor.hpp
+18 -21
View File
@@ -58,12 +58,6 @@ class UAVCAN_EXPORT LazyConstructor
} }
} }
template <typename U> struct ParamType { typedef const U& Type; };
template <typename U> struct ParamType<U&> { typedef U& Type; };
#if UAVCAN_CPP_VERSION >= UAVCAN_CPP11
template <typename U> struct ParamType<U&&> { typedef U&& Type; };
#endif
public: public:
LazyConstructor() LazyConstructor()
: ptr_(NULL) : ptr_(NULL)
@@ -130,50 +124,53 @@ public:
// for nargs in range(1, MAX_ARGS + 1): // for nargs in range(1, MAX_ARGS + 1):
// nums = [(x + 1) for x in range(nargs)] // nums = [(x + 1) for x in range(nargs)]
// l1 = ['typename P%d' % x for x in nums] // l1 = ['typename P%d' % x for x in nums]
// l2 = ['typename ParamType<P%d>::Type p%d' % (x, x) for x in nums] // l2 = ['typename ParameterType<P%d>::Type p%d' % (x, x) for x in nums]
// l3 = ['p%d' % x for x in nums] // l3 = ['p%d' % x for x in nums]
// print(TEMPLATE % (', '.join(l1), ', '.join(l2), ', '.join(l3))) // print(TEMPLATE % (', '.join(l1), ', '.join(l2), ', '.join(l3)))
template <typename P1> template <typename P1>
void construct(typename ParamType<P1>::Type p1) void construct(typename ParameterType<P1>::Type p1)
{ {
ensureNotConstructed(); ensureNotConstructed();
ptr_ = new (static_cast<void*>(data_.pool)) T(p1); ptr_ = new (static_cast<void*>(data_.pool)) T(p1);
} }
template <typename P1, typename P2> template<typename P1, typename P2>
void construct(typename ParamType<P1>::Type p1, typename ParamType<P2>::Type p2) void construct(typename ParameterType<P1>::Type p1, typename ParameterType<P2>::Type p2)
{ {
ensureNotConstructed(); ensureNotConstructed();
ptr_ = new (static_cast<void*>(data_.pool)) T(p1, p2); ptr_ = new (static_cast<void*>(data_.pool)) T(p1, p2);
} }
template <typename P1, typename P2, typename P3> template<typename P1, typename P2, typename P3>
void construct(typename ParamType<P1>::Type p1, typename ParamType<P2>::Type p2, typename ParamType<P3>::Type p3) void construct(typename ParameterType<P1>::Type p1, typename ParameterType<P2>::Type p2,
typename ParameterType<P3>::Type p3)
{ {
ensureNotConstructed(); ensureNotConstructed();
ptr_ = new (static_cast<void*>(data_.pool)) T(p1, p2, p3); ptr_ = new (static_cast<void*>(data_.pool)) T(p1, p2, p3);
} }
template <typename P1, typename P2, typename P3, typename P4> template<typename P1, typename P2, typename P3, typename P4>
void construct(typename ParamType<P1>::Type p1, typename ParamType<P2>::Type p2, typename ParamType<P3>::Type p3, void construct(typename ParameterType<P1>::Type p1, typename ParameterType<P2>::Type p2,
typename ParamType<P4>::Type p4) typename ParameterType<P3>::Type p3, typename ParameterType<P4>::Type p4)
{ {
ensureNotConstructed(); ensureNotConstructed();
ptr_ = new (static_cast<void*>(data_.pool)) T(p1, p2, p3, p4); ptr_ = new (static_cast<void*>(data_.pool)) T(p1, p2, p3, p4);
} }
template <typename P1, typename P2, typename P3, typename P4, typename P5> template<typename P1, typename P2, typename P3, typename P4, typename P5>
void construct(typename ParamType<P1>::Type p1, typename ParamType<P2>::Type p2, typename ParamType<P3>::Type p3, void construct(typename ParameterType<P1>::Type p1, typename ParameterType<P2>::Type p2,
typename ParamType<P4>::Type p4, typename ParamType<P5>::Type p5) typename ParameterType<P3>::Type p3, typename ParameterType<P4>::Type p4,
typename ParameterType<P5>::Type p5)
{ {
ensureNotConstructed(); ensureNotConstructed();
ptr_ = new (static_cast<void*>(data_.pool)) T(p1, p2, p3, p4, p5); ptr_ = new (static_cast<void*>(data_.pool)) T(p1, p2, p3, p4, p5);
} }
template <typename P1, typename P2, typename P3, typename P4, typename P5, typename P6> template<typename P1, typename P2, typename P3, typename P4, typename P5, typename P6>
void construct(typename ParamType<P1>::Type p1, typename ParamType<P2>::Type p2, typename ParamType<P3>::Type p3, void construct(typename ParameterType<P1>::Type p1, typename ParameterType<P2>::Type p2,
typename ParamType<P4>::Type p4, typename ParamType<P5>::Type p5, typename ParamType<P6>::Type p6) typename ParameterType<P3>::Type p3, typename ParameterType<P4>::Type p4,
typename ParameterType<P5>::Type p5, typename ParameterType<P6>::Type p6)
{ {
ensureNotConstructed(); ensureNotConstructed();
ptr_ = new (static_cast<void*>(data_.pool)) T(p1, p2, p3, p4, p5, p6); ptr_ = new (static_cast<void*>(data_.pool)) T(p1, p2, p3, p4, p5, p6);
libuavcan/include/uavcan/util/templates.hpp
+9
View File
@@ -100,6 +100,15 @@ template <typename T> struct RemoveReference<T&> { typedef T Type; };
template <typename T> struct RemoveReference<T&&> { typedef T Type; }; template <typename T> struct RemoveReference<T&&> { typedef T Type; };
#endif #endif
/**
* Parameter types
*/
template <typename U> struct ParameterType { typedef const U& Type; };
template <typename U> struct ParameterType<U&> { typedef U& Type; };
#if UAVCAN_CPP_VERSION > UAVCAN_CPP03
template <typename U> struct ParameterType<U&&> { typedef U&& Type; };
#endif
/** /**
* Value types * Value types
*/ */