fix: compilation

Author: brunomikoski

Scripts/Runtime/CollectionsRegistry.cs

@@ -98,7 +98,7 @@ public ScriptableObjectCollection GetCollectionByGUID(string guid)
             return null;
         }
 
-        public bool TryGetCollection<T>(out T resultCollection) where T: ScriptableObjectCollection
+        public bool TryGetCollectionOfType<T>(out T resultCollection) where T: ScriptableObjectCollection
         {
             for (int i = 0; i < collections.Count; i++)
             {

Scripts/Runtime/ScriptableObjectCollection.cs

@@ -401,6 +401,18 @@ public static ScriptableObjectCollection<ObjectType> Values
         }
 
 #if UNITY_EDITOR
+
+        public T GetOrAddNew<T>(string targetName = null) where T : ObjectType
+        {
+            if (!string.IsNullOrEmpty(targetName))
+            {
+                T item = Items.FirstOrDefault(o => o.name.Equals(targetName, StringComparison.Ordinal)) as T;
+                if (item != null)
+                    return item;
+            }
+
+            return (T) AddNew(typeof(T), targetName);
+        }
 
         public ObjectType GetOrAddNew(Type collectionType, string targetName)
         {
@@ -424,12 +436,12 @@ public ObjectType AddNew(string targetName)
         {
             return (ObjectType) AddNew(GetCollectionType(), targetName);
         } 
-#endif
 
         public ObjectType AddNew() 
         {
             return (ObjectType)AddNew(GetCollectionType());
         } 
+#endif
 
         public ObjectType GetCollectableByGUID(string targetGUID)
         {