From 9b757720395f9b081ba66c4cb966fa9b763aff2d Mon Sep 17 00:00:00 2001
From: Mergul <wismerchil@interia.eu>
Date: Thu, 10 Apr 2025 13:59:21 +0200
Subject: [PATCH] Add missing export visibility attributes

---
 source/bubel/ecs/entity.d   | 12 ++++++------
 source/bubel/ecs/hash_map.d |  2 +-
 source/bubel/ecs/manager.d  | 10 ++++++++++
 source/bubel/ecs/system.d   |  2 +-
 4 files changed, 18 insertions(+), 8 deletions(-)

diff --git a/source/bubel/ecs/entity.d b/source/bubel/ecs/entity.d
index 9b42c31..76a8a2f 100644
--- a/source/bubel/ecs/entity.d
+++ b/source/bubel/ecs/entity.d
@@ -44,7 +44,7 @@ struct Entity
         return cast(T*)getComponent(becsID!T);
     }
 
-    void* getComponent(ushort component_id) const
+    export void* getComponent(ushort component_id) const
     {
         EntityManager.EntitiesBlock* block = gEntityManager.getMetaData(&this);
         EntityManager.EntityInfo* info = block.type_info;
@@ -54,7 +54,7 @@ struct Entity
         return (cast(void*)block + info.deltas[component_id] + block.entityIndex(&this) * gEntityManager.components[component_id].size);
     }
 
-    bool hasComponent(ushort component_id) const
+    export bool hasComponent(ushort component_id) const
     {
         EntityManager.EntitiesBlock* block = gEntityManager.getMetaData(&this);
         EntityManager.EntityInfo* info = block.type_info;
@@ -62,7 +62,7 @@ struct Entity
         return true;
     }
 
-    EntityMeta getMeta() const
+    export EntityMeta getMeta() const
     {
         EntityMeta meta;
         meta.block = gEntityManager.getMetaData(&this);
@@ -85,7 +85,7 @@ struct EntityMeta
         return cast(T*)getComponent(becsID!T);
     }
     
-    void* getComponent(ushort component_id) const
+    export void* getComponent(ushort component_id) const
     {
         const (EntityManager.EntityInfo)* info = block.type_info;
 
@@ -95,7 +95,7 @@ struct EntityMeta
         return (cast(void*)block + info.deltas[component_id] + index * gEntityManager.components[component_id].size);
     }
 
-    bool hasComponent(ushort component_id) const
+    export bool hasComponent(ushort component_id) const
     {
         const EntityManager.EntityInfo* info = block.type_info;
         if (component_id >= info.deltas.length || info.deltas[component_id] == 0)return false;
@@ -133,7 +133,7 @@ export struct EntityTemplate
     /************************************************************************************************************************
     Get specified component. If component doesn't exist function return null. Returned pointer is valid during EntityTemplate lifetime.
     */
-    void* getComponent(ushort component_id) const nothrow @nogc
+    export void* getComponent(ushort component_id) const nothrow @nogc
     {
         if(component_id >= info.tmpl_deltas.length || info.tmpl_deltas[component_id] == ushort.max)return null;
         return cast(void*)(entity_data.ptr + info.tmpl_deltas[component_id]);
diff --git a/source/bubel/ecs/hash_map.d b/source/bubel/ecs/hash_map.d
index 66a0756..7ba6137 100755
--- a/source/bubel/ecs/hash_map.d
+++ b/source/bubel/ecs/hash_map.d
@@ -28,7 +28,7 @@ export ulong defaultHashFunc(T)(auto ref T t) nothrow @nogc
 	}
 }
 
-ulong hash(byte[] array) nothrow @nogc
+export ulong hash(byte[] array) nothrow @nogc
 {
 	ulong hash = 0;
 
diff --git a/source/bubel/ecs/manager.d b/source/bubel/ecs/manager.d
index d6fae94..0977786 100644
--- a/source/bubel/ecs/manager.d
+++ b/source/bubel/ecs/manager.d
@@ -3355,6 +3355,16 @@ export struct EntityManager
         export ~this() nothrow @nogc
         {
         }
+
+        export void opAssign(ComponentInfo c)
+        {
+            size = c.size;
+            alignment = c.alignment;
+            init_data = c.init_data;
+            destroy_callback = c.destroy_callback;
+            create_callback = c.create_callback;
+        }
+
         ///Component size
         ushort size;
         ///Component data alignment
diff --git a/source/bubel/ecs/system.d b/source/bubel/ecs/system.d
index 24098c0..e6defd9 100644
--- a/source/bubel/ecs/system.d
+++ b/source/bubel/ecs/system.d
@@ -108,7 +108,7 @@ struct System
 package:
 
     ///destory system. Dispose all data
-    void destroy() nothrow @nogc
+    export void destroy() nothrow @nogc
     {
         import bubel.ecs.std : Mallocator;