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Added is_enum

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This commit is contained in:
John Wellbelove 2022-07-14 17:31:20 +01:00
parent 4d4a3c8ab9
commit 67c2efb85c
3 changed files with 43 additions and 8 deletions
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22
include/etl/generators/type_traits_generator.h
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@ -704,7 +704,7 @@ namespace etl
#endif #endif
//*************************************************************************** //***************************************************************************
/// decval /// declval
#if ETL_USING_CPP11 #if ETL_USING_CPP11
template <typename T> template <typename T>
typename etl::add_rvalue_reference<T>::type declval() ETL_NOEXCEPT; typename etl::add_rvalue_reference<T>::type declval() ETL_NOEXCEPT;
@ -742,7 +742,7 @@ namespace etl
inline constexpr bool is_enum_v = etl::is_enum<T>::value; inline constexpr bool is_enum_v = etl::is_enum<T>::value;
#endif #endif
#endif // ETL_USING_CPP11 #endif
//*************************************************************************** //***************************************************************************
/// is_convertible /// is_convertible
@ -1256,10 +1256,26 @@ namespace etl
#endif #endif
//*************************************************************************** //***************************************************************************
/// decval /// declval
#if ETL_USING_CPP11 #if ETL_USING_CPP11
template <typename T> template <typename T>
typename std::add_rvalue_reference<T>::type declval() ETL_NOEXCEPT; typename std::add_rvalue_reference<T>::type declval() ETL_NOEXCEPT;
#endif
#if ETL_USING_CPP11
//***************************************************************************
/// is_enum
///\ingroup type_traits
template <typename T>
struct is_enum : std::is_enum<T>
{
};
#if ETL_USING_CPP17
template <typename T>
inline constexpr bool is_enum_v = etl::is_enum<T>::value;
#endif
#endif #endif
//*************************************************************************** //***************************************************************************

22
include/etl/type_traits.h
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@ -692,7 +692,7 @@ namespace etl
#endif #endif
//*************************************************************************** //***************************************************************************
/// decval /// declval
#if ETL_USING_CPP11 #if ETL_USING_CPP11
template <typename T> template <typename T>
typename etl::add_rvalue_reference<T>::type declval() ETL_NOEXCEPT; typename etl::add_rvalue_reference<T>::type declval() ETL_NOEXCEPT;
@ -730,7 +730,7 @@ namespace etl
inline constexpr bool is_enum_v = etl::is_enum<T>::value; inline constexpr bool is_enum_v = etl::is_enum<T>::value;
#endif #endif
#endif // ETL_USING_CPP11 #endif
//*************************************************************************** //***************************************************************************
/// is_convertible /// is_convertible
@ -1244,10 +1244,26 @@ namespace etl
#endif #endif
//*************************************************************************** //***************************************************************************
/// decval /// declval
#if ETL_USING_CPP11 #if ETL_USING_CPP11
template <typename T> template <typename T>
typename std::add_rvalue_reference<T>::type declval() ETL_NOEXCEPT; typename std::add_rvalue_reference<T>::type declval() ETL_NOEXCEPT;
#endif
#if ETL_USING_CPP11
//***************************************************************************
/// is_enum
///\ingroup type_traits
template <typename T>
struct is_enum : std::is_enum<T>
{
};
#if ETL_USING_CPP17
template <typename T>
inline constexpr bool is_enum_v = etl::is_enum<T>::value;
#endif
#endif #endif
//*************************************************************************** //***************************************************************************

7
test/test_type_traits.cpp
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@ -67,14 +67,16 @@ namespace
}; };
// Class which can be implicitly converted to/from any default-constructable type // Class which can be implicitly converted to/from any default-constructable type
struct ToAny { struct ToAny
{
ToAny() = default; ToAny() = default;
template <typename T> ToAny(T){}; template <typename T> ToAny(T){};
template <typename T> operator T() { return T(); } template <typename T> operator T() { return T(); }
}; };
// Can't be default constructed // Can't be default constructed
struct NotDefaultConstructable { struct NotDefaultConstructable
{
NotDefaultConstructable() = delete; NotDefaultConstructable() = delete;
}; };
@ -985,6 +987,7 @@ namespace
//************************************************************************* //*************************************************************************
#define CHECK_EQUAL_FOR_TYPE(type) CHECK_EQUAL(std::is_enum_v<type>, etl::is_enum_v<type>) #define CHECK_EQUAL_FOR_TYPE(type) CHECK_EQUAL(std::is_enum_v<type>, etl::is_enum_v<type>)
TEST(test_is_enum) { TEST(test_is_enum) {
CHECK_EQUAL_FOR_TYPE(void); CHECK_EQUAL_FOR_TYPE(void);
CHECK_EQUAL_FOR_TYPE(void*); CHECK_EQUAL_FOR_TYPE(void*);