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meta: plug-and-play mode

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This commit is contained in:
Michele Caini
2019-10-09 23:07:00 +02:00
parent 9f46b51985
commit 1f871c24b9
1 changed files with 11 additions and 18 deletions
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29
src/entt/meta/meta.hpp
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@@ -130,7 +130,7 @@ struct meta_type_node {
template<typename Type, typename Op, typename Node>
void iterate(Op op, const Node *curr) ENTT_NOEXCEPT {
void iterate(Op op, Node *curr) ENTT_NOEXCEPT {
while(curr) {
op(Type{curr});
curr = curr->next;
@@ -153,7 +153,7 @@ void iterate(Op op, const meta_type_node *node) ENTT_NOEXCEPT {
template<typename Op, typename Node>
auto find_if(Op op, const Node *curr) ENTT_NOEXCEPT {
auto find_if(Op op, Node *curr) ENTT_NOEXCEPT {
while(curr && !op(curr)) {
curr = curr->next;
}
@@ -205,10 +205,9 @@ struct meta_node<> {
template<typename Type>
struct meta_node<Type> {
static_assert(std::is_same_v<Type, std::remove_cv_t<std::remove_reference_t<Type>>>);
inline static meta_type_node *type = nullptr;
static void reset() ENTT_NOEXCEPT {
auto * const node = type ? type : resolve();
auto * const node = resolve();
auto **curr = meta_node<>::ctx;
while(*curr && *curr != node) {
@@ -240,8 +239,6 @@ struct meta_node<Type> {
node->identifier = {};
node->dtor = nullptr;
node->next = nullptr;
type = nullptr;
}
static meta_type_node * resolve() ENTT_NOEXCEPT {
@@ -267,19 +264,15 @@ struct meta_node<Type> {
}
};
if(!type) {
if constexpr(is_named_type_v<Type>) {
iterate<meta_type_node>([](const auto *node) {
if(node->identifer == named_type_traits<Type>::value) {
type = node;
}
}, *meta_node<>::ctx);
} else {
type = &node;
}
}
if constexpr(is_named_type_v<Type>) {
auto *candidate = internal::find_if([](auto *candidate) {
return candidate->identifier == named_type_traits<Type>::value;
}, *meta_node<>::ctx);
return type;
return candidate ? candidate : &node;
} else {
return &node;
}
}
};