Add entity weak_ptr expiration check

inferno/src/inferno/scene/entity.cpp

@@ -5,12 +5,14 @@ namespace Inferno {
 	Entity::Entity(const std::shared_ptr<entt::registry>& registry)
 		: m_registry(registry)
 	{
+		expired();
 		m_entity = m_registry.lock()->create();
 	}
 
 	Entity::Entity(const std::shared_ptr<entt::registry>& registry, entt::entity handle)
 		: m_registry(registry)
 	{
+		expired();
 		ASSERT(m_registry.lock()->valid(handle), "Can't construct entity from invalid handle");
 		m_entity = handle;
 	}
@@ -18,10 +20,16 @@ namespace Inferno {
 	Entity::Entity(const std::shared_ptr<entt::registry>& registry, uint32_t handle)
 		: m_registry(registry)
 	{
+		expired();
 		ASSERT(m_registry.lock()->valid(entt::entity(handle)), "Can't construct entity from invalid handle");
 		m_entity = entt::entity(handle);
 	}
 
+	void Entity::expired() const
+	{
+		ASSERT(!m_registry.expired(), "Entity registry expired");
+	}
+
 	void Entity::valid() const
 	{
 		ASSERT(m_registry.lock()->valid(m_entity));

inferno/src/inferno/scene/entity.h

@@ -17,11 +17,13 @@ namespace Inferno {
 		Entity(const std::shared_ptr<entt::registry>& registry, entt::entity handle);
 		Entity(const std::shared_ptr<entt::registry>& registry, uint32_t handle);
 
+		void expired() const;
 		void valid() const;
 
 		template<typename... T>
 		[[nodiscard]] bool has() const
 		{
+			expired();
 			valid();
 			return m_registry.lock()->has<T...>(m_entity);
 		}
@@ -29,6 +31,7 @@ namespace Inferno {
 		template<typename... T>
 		[[nodiscard]] bool any() const
 		{
+			expired();
 			valid();
 			return m_registry.lock()->any<T...>(m_entity);
 		}
@@ -36,6 +39,7 @@ namespace Inferno {
 		template<typename T, typename... P>
 		T& add(P&&... parameters) const
 		{
+			expired();
 			valid();
 			return m_registry.lock()->emplace_or_replace<T>(m_entity, std::forward<P>(parameters)...);
 		};
@@ -43,6 +47,7 @@ namespace Inferno {
 		template<typename T>
 		size_t remove() const
 		{
+			expired();
 			valid();
 			return m_registry.lock()->remove_if_exists<T>(m_entity);
 		}
@@ -50,6 +55,7 @@ namespace Inferno {
 		template<typename T, typename... P>
 		T& get(P&&... parameters) const
 		{
+			expired();
 			valid();
 			return m_registry.lock()->get_or_emplace<T>(m_entity, std::forward<P>(parameters)...);
 		}