mpusz/mp-units
1
0
Fork 1
mirror of https://github.com/mpusz/mp-units.git synced 2025-08-01 03:14:29 +02:00
Code Issues Packages Projects Releases Wiki Activity

feat: type_list_unique added

Browse Source
This commit is contained in:
Mateusz Pusz
2024-09-26 13:04:52 +02:00
parent a27089cb9c
commit 922907890f
2 changed files with 34 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

22
src/core/include/mp-units/bits/type_list.h
View File

@@ -235,6 +235,28 @@ struct type_list_sort_impl<List<Types...>, Pred> {
template<TypeList List, template<typename, typename> typename Pred>
using type_list_sort = type_list_sort_impl<List, Pred>::type;
// sort
template<typename List>
struct type_list_unique_impl;
template<template<typename...> typename List>
struct type_list_unique_impl<List<>> {
using type = List<>;
};
template<template<typename...> typename List, typename T, typename... Rest>
struct type_list_unique_impl<List<T, Rest...>> {
using type = type_list_push_front<typename type_list_unique_impl<List<Rest...>>::type, T>;
};
template<template<typename...> typename List, typename T, typename... Rest>
struct type_list_unique_impl<List<T, T, Rest...>> {
using type = type_list_unique_impl<List<T, Rest...>>::type;
};
template<TypeList List>
using type_list_unique = type_list_unique_impl<List>::type;
} // namespace mp_units::detail
MP_UNITS_DIAGNOSTIC_POP

12
test/static/type_list_test.cpp
View File

@@ -189,4 +189,16 @@ static_assert(is_same_v<type_list_sort<type_list<v2, v1>, constant_less>, type_l
static_assert(is_same_v<type_list_sort<type_list<v2, v1, v3>, constant_less>, type_list<v1, v2, v3>>);
static_assert(is_same_v<type_list_sort<type_list<v4, v3, v2, v1>, constant_less>, type_list<v1, v2, v3, v4>>);
// type_list_unique
static_assert(is_same_v<type_list_unique<type_list<v1>>, type_list<v1>>);
static_assert(is_same_v<type_list_unique<type_list<v1, v1>>, type_list<v1>>);
static_assert(is_same_v<type_list_unique<type_list<v1, v1, v1>>, type_list<v1>>);
static_assert(is_same_v<type_list_unique<type_list<v1, v2>>, type_list<v1, v2>>);
static_assert(is_same_v<type_list_unique<type_list<v1, v1, v2>>, type_list<v1, v2>>);
static_assert(is_same_v<type_list_unique<type_list<v1, v2, v2>>, type_list<v1, v2>>);
static_assert(is_same_v<type_list_unique<type_list<v1, v2, v3>>, type_list<v1, v2, v3>>);
static_assert(is_same_v<type_list_unique<type_list<v1, v2, v2, v3>>, type_list<v1, v2, v3>>);
static_assert(is_same_v<type_list_unique<type_list<v1, v1, v2, v3, v3>>, type_list<v1, v2, v3>>);
} // namespace