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meta: avoid using y_combinator to clean up types (close #700)

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This commit is contained in:
Michele Caini
2021-05-07 08:42:32 +02:00
parent 5228739c87
commit 00c0afd093
1 changed files with 11 additions and 12 deletions
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23
src/entt/meta/meta.hpp
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@@ -1069,6 +1069,14 @@ class meta_type {
return nullptr;
}
template<auto... Member, typename Node>
void unregister_all(Node **curr) {
while(*curr) {
(unregister_all(&((*curr)->*Member)), ...);
*curr = std::exchange((*curr)->next, nullptr);
}
};
public:
/*! @brief Node type. */
using node_type = internal::meta_type_node;
@@ -1566,21 +1574,12 @@ public:
}
}
const auto unregister_all = y_combinator{
[](auto &&self, auto **curr, auto... member) {
while(*curr) {
(self(&((*curr)->*member)), ...);
*curr = std::exchange((*curr)->next, nullptr);
}
}
};
unregister_all(&node->prop);
unregister_all(&node->base);
unregister_all(&node->conv);
unregister_all(&node->ctor, &internal::meta_ctor_node::prop);
unregister_all(&node->data, &internal::meta_data_node::prop);
unregister_all(&node->func, &internal::meta_func_node::prop);
unregister_all<&internal::meta_ctor_node::prop>(&node->ctor);
unregister_all<&internal::meta_data_node::prop>(&node->data);
unregister_all<&internal::meta_func_node::prop>(&node->func);
node->id = {};
node->ctor = node->def_ctor;