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meta: try to please all compilers (again)

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This commit is contained in:
Michele Caini
2022-07-14 09:22:57 +02:00
parent befa0fe213
commit b914a4a93e
1 changed files with 10 additions and 7 deletions
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17
src/entt/meta/container.hpp
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@@ -69,19 +69,22 @@ struct basic_meta_sequence_container_traits {
[[nodiscard]] static iterator insert_or_erase([[maybe_unused]] any &container, [[maybe_unused]] const any &handle, [[maybe_unused]] meta_any &value) {
if constexpr(is_dynamic_sequence_container<Type>::value) {
if(auto *const cont = any_cast<Type>(&container); cont) {
typename Type::const_iterator it{};
if(auto *non_const = any_cast<typename Type::iterator>(&handle); non_const) {
it = *non_const;
} else {
it = any_cast<const typename Type::const_iterator &>(handle);
}
if(value) {
// this abomination is necessary because only on macos value_type and const_reference are different types for std::vector<bool>
if(value.allow_cast<typename Type::const_reference>() || value.allow_cast<typename Type::value_type>()) {
const auto *element = value.try_cast<std::remove_reference_t<typename Type::const_reference>>();
auto *it = any_cast<typename Type::iterator>(&handle);
return iterator{cont->insert(
it ? *it : any_cast<typename Type::const_iterator>(handle),
element ? *element : value.cast<typename Type::value_type>())};
return iterator{cont->insert(it, element ? *element : value.cast<typename Type::value_type>())};
}
} else {
auto *it = any_cast<typename Type::iterator>(&handle);
return iterator{it ? cont->erase(*it) : cont->erase(any_cast<typename Type::const_iterator>(handle))};
return iterator{cont->erase(it)};
}
}
}