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-rw-r--r--src/database/row.hpp4
-rw-r--r--src/utils/is_one_of.hpp9
-rw-r--r--tests/utils.cpp14
3 files changed, 15 insertions, 12 deletions
diff --git a/src/database/row.hpp b/src/database/row.hpp
index 2d55897..130863a 100644
--- a/src/database/row.hpp
+++ b/src/database/row.hpp
@@ -30,13 +30,13 @@ struct Row
}
template <bool Coucou=true>
- void save(std::unique_ptr<DatabaseEngine>& db, typename std::enable_if<!is_one_of<Id, T...>::value && Coucou>::type* = nullptr)
+ void save(std::unique_ptr<DatabaseEngine>& db, typename std::enable_if<!is_one_of<Id, T...> && Coucou>::type* = nullptr)
{
this->insert(*db);
}
template <bool Coucou=true>
- void save(std::unique_ptr<DatabaseEngine>& db, typename std::enable_if<is_one_of<Id, T...>::value && Coucou>::type* = nullptr)
+ void save(std::unique_ptr<DatabaseEngine>& db, typename std::enable_if<is_one_of<Id, T...> && Coucou>::type* = nullptr)
{
const Id& id = std::get<Id>(this->columns);
if (id.value == Id::unset_value)
diff --git a/src/utils/is_one_of.hpp b/src/utils/is_one_of.hpp
index c706421..4d6770e 100644
--- a/src/utils/is_one_of.hpp
+++ b/src/utils/is_one_of.hpp
@@ -3,12 +3,15 @@
#include <type_traits>
template <typename...>
-struct is_one_of {
+struct is_one_of_implem {
static constexpr bool value = false;
};
template <typename F, typename S, typename... T>
-struct is_one_of<F, S, T...> {
+struct is_one_of_implem<F, S, T...> {
static constexpr bool value =
- std::is_same<F, S>::value || is_one_of<F, T...>::value;
+ std::is_same<F, S>::value || is_one_of_implem<F, T...>::value;
};
+
+template<typename... T>
+constexpr bool is_one_of = is_one_of_implem<T...>::value;
diff --git a/tests/utils.cpp b/tests/utils.cpp
index 99c7040..6de19f0 100644
--- a/tests/utils.cpp
+++ b/tests/utils.cpp
@@ -175,11 +175,11 @@ TEST_CASE("dirname")
TEST_CASE("is_in")
{
- CHECK((is_one_of<int, float, std::string, int>::value) == true);
- CHECK((is_one_of<int, float, std::string>::value) == false);
- CHECK((is_one_of<int>::value) == false);
- CHECK((is_one_of<int, int>::value) == true);
- CHECK((is_one_of<bool, int>::value) == false);
- CHECK((is_one_of<bool, bool>::value) == true);
- CHECK((is_one_of<bool, bool, bool, bool, bool, int>::value) == true);
+ CHECK((is_one_of<int, float, std::string, int>) == true);
+ CHECK((is_one_of<int, float, std::string>) == false);
+ CHECK((is_one_of<int>) == false);
+ CHECK((is_one_of<int, int>) == true);
+ CHECK((is_one_of<bool, int>) == false);
+ CHECK((is_one_of<bool, bool>) == true);
+ CHECK((is_one_of<bool, bool, bool, bool, bool, int>) == true);
}