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-rw-r--r--src/crepe/ComponentManager.hpp14
-rw-r--r--src/crepe/api/BehaviorScript.h5
2 files changed, 10 insertions, 9 deletions
diff --git a/src/crepe/ComponentManager.hpp b/src/crepe/ComponentManager.hpp
index e74f2e9..89ed111 100644
--- a/src/crepe/ComponentManager.hpp
+++ b/src/crepe/ComponentManager.hpp
@@ -30,12 +30,16 @@ T & ComponentManager::add_component(uint32_t id, Args &&... args) {
// Create a new component of type T (arguments directly forwarded). The
// constructor must be called by ComponentManager.
- T * instance_pointer = new T(id, forward<Args>(args)...);
- unique_ptr<T> instance = unique_ptr<T>(instance_pointer);
+ T * instance_ptr = new T(id, forward<Args>(args)...);
+ if (instance_ptr == nullptr)
+ throw std::bad_alloc();
+
+ T & instance_ref = *instance_ptr;
+ unique_ptr<T> instance = unique_ptr<T>(instance_ptr);
// Check if the vector size is not greater than get_instances_max
- if (instance->get_instances_max() != -1
- && components[type][id].size() >= instance->get_instances_max()) {
+ int max_instances = instance->get_instances_max();
+ if (max_instances != -1 && components[type][id].size() >= max_instances) {
// TODO: Exception
throw std::runtime_error(
"Exceeded maximum number of instances for this component type");
@@ -44,7 +48,7 @@ T & ComponentManager::add_component(uint32_t id, Args &&... args) {
// store its unique_ptr in the vector<>
components[type][id].push_back(std::move(instance));
- return *instance;
+ return instance_ref;
}
template <typename T>
diff --git a/src/crepe/api/BehaviorScript.h b/src/crepe/api/BehaviorScript.h
index 21638f4..6b1fec7 100644
--- a/src/crepe/api/BehaviorScript.h
+++ b/src/crepe/api/BehaviorScript.h
@@ -5,12 +5,9 @@
#include "../Component.h"
namespace crepe {
+
class ScriptSystem;
class ComponentManager;
-} // namespace crepe
-
-namespace crepe {
-
class Script;
class BehaviorScript : public Component {