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meta: relaxed checks on conversion functions

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This commit is contained in:
Michele Caini
2022-01-31 09:55:53 +01:00
parent 1fcb7e5aba
commit 5a0a682d35
1 changed files with 2 additions and 8 deletions
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10
src/entt/meta/factory.hpp
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@@ -269,12 +269,9 @@ public:
*/
template<auto Candidate>
auto conv() ENTT_NOEXCEPT {
using conv_type = std::remove_const_t<std::remove_reference_t<std::invoke_result_t<decltype(Candidate), Type &>>>;
static_assert(!std::is_same_v<Type, conv_type> && std::is_convertible_v<Type, conv_type>, "Could not convert to the required type");
static internal::meta_conv_node node{
nullptr,
internal::meta_node<conv_type>::resolve(),
internal::meta_node<std::remove_const_t<std::remove_reference_t<std::invoke_result_t<decltype(Candidate), Type &>>>>::resolve(),
[](const meta_any &instance) -> meta_any {
return forward_as_meta(std::invoke(Candidate, *static_cast<const Type *>(instance.data())));
}
@@ -296,12 +293,9 @@ public:
*/
template<typename To>
auto conv() ENTT_NOEXCEPT {
using conv_type = std::remove_const_t<std::remove_reference_t<To>>;
static_assert(!std::is_same_v<Type, conv_type> && std::is_convertible_v<Type, conv_type>, "Could not convert to the required type");
static internal::meta_conv_node node{
nullptr,
internal::meta_node<conv_type>::resolve(),
internal::meta_node<std::remove_const_t<std::remove_reference_t<To>>>::resolve(),
[](const meta_any &instance) -> meta_any { return forward_as_meta(static_cast<To>(*static_cast<const Type *>(instance.data()))); }
// tricks clang-format
};