fix: AOT compilation warnings

Author: Bruno Mikoski

CHANGELOG.MD

@@ -4,11 +4,15 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+
+## [1.1.9]
+## Changed
+ - Fixed AOT compilation issue
+ 
 ## [1.1.8]
 ## Changed
  - Fixed mobile builds (using editor references on runtime files)
 
-
 ## [1.1.7]
 ## Added
  - Proper error when there's no static script folder defined
@@ -96,6 +100,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [Unreleased]
  - Add a setup wizzard for first time settings creation
 
+[1.1.9]: https://github.com/badawe/ScriptableObjectCollection/releases/tag/v1.1.9
 [1.1.8]: https://github.com/badawe/ScriptableObjectCollection/releases/tag/v1.1.8
 [1.1.7]: https://github.com/badawe/ScriptableObjectCollection/releases/tag/v1.1.7
 [1.1.6]: https://github.com/badawe/ScriptableObjectCollection/releases/tag/v1.1.6

Scripts/Editor/Utils/CollectionUtility.cs

@@ -27,7 +27,7 @@ private static void CreateNewItem()
         [MenuItem("Assets/Create/ScriptableObject Collection/Create Settings", false, 200)]
         private static void CreateSettings()
         {
-            ScriptableObjectCollectionSettings.LoadOrCreateInstance();
+            ScriptableObjectCollectionSettings.LoadOrCreateInstance<ScriptableObjectCollectionSettings>();
         }
 
         public static Editor GetEditorForItem(CollectableScriptableObject collectionItem)

Scripts/Runtime/CollectionsRegistry.cs

@@ -13,6 +13,13 @@ public class CollectionsRegistry : ResourceScriptableObjectSingleton<Collections
         [SerializeField, HideInInspector]
         private List<string> collectionGUIDs = new List<string>();
 
+        public void UsedOnlyForAOTCodeGeneration()
+        {
+            LoadOrCreateInstance<CollectionsRegistry>();
+            // Include an exception so we can be sure to know if this method is ever called.
+            throw new InvalidOperationException("This method is used for AOT code generation only. Do not call it at runtime.");
+        }
+        
         public bool IsKnowCollectionGUID(string guid)
         {
             ValidateCurrentGUIDs();

Scripts/Runtime/ResourceScriptableObjectSingleton.cs

@@ -10,51 +10,45 @@ public static T Instance
         {
             get
             {
-                LoadOrCreateInstance();
+                if (instance == null)
+                    instance = LoadOrCreateInstance<T>();
                 return instance;
             }
         }
 
         [RuntimeInitializeOnLoadMethod(RuntimeInitializeLoadType.BeforeSceneLoad)]
-        public static void LoadOrCreateInstance()
+        public static T LoadOrCreateInstance<T>() where T: ScriptableObject
         {
-            if (instance != null)
-                return;
-            
-            instance = FindObjectOfType<T>();
-
-            if (instance != null)
-                return;
-            
-            instance = Resources.Load<T>(typeof(T).Name);
+            T newInstance = Resources.Load<T>(typeof(T).Name);
 
-            if (instance != null)
-                return;
+            if (newInstance != null)
+                return newInstance;
 
 #if UNITY_EDITOR
             if (Application.isPlaying)
-                return;
+                return null;
 
             string registryGUID = UnityEditor.AssetDatabase.FindAssets($"t:{typeof(T).Name}")
                 .FirstOrDefault();
 
             if (!string.IsNullOrEmpty(registryGUID))
             {
-                instance = UnityEditor.AssetDatabase.LoadAssetAtPath<T>(
+                newInstance = (T) UnityEditor.AssetDatabase.LoadAssetAtPath<ScriptableObject>(
                     UnityEditor.AssetDatabase.GUIDToAssetPath(registryGUID));
             }
+
+            if (newInstance != null)
+                return newInstance;
 
-            if(instance != null)
-                return;
-            
-            
-            instance = CreateInstance<T>();
+            newInstance = CreateInstance<T>();
 
             AssetDatabaseUtils.CreatePathIfDontExist("Assets/Resources");
-            UnityEditor.AssetDatabase.CreateAsset(instance, $"Assets/Resources/{typeof(T).Name}.asset");
+            UnityEditor.AssetDatabase.CreateAsset(newInstance, $"Assets/Resources/{typeof(T).Name}.asset");
             UnityEditor.AssetDatabase.SaveAssets();
             UnityEditor.AssetDatabase.Refresh();
+            return newInstance;
 #endif
+            return null;
         }
     }
 }

package.json

@@ -1,7 +1,7 @@
 {
   "name": "com.brunomikoski.scriptableobjectcollection",
   "displayName": "Scriptable Object Collection",
-  "version": "1.1.8",
+  "version": "1.1.9",
   "unity": "2018.4",
   "description": "Scriptable Object Collection",
   "keywords": [
@@ -15,5 +15,9 @@
     "type": "git",
     "url": "https://github.com/badawe/ScriptableObjectCollection.git"
   },
-  "bugs": "https://github.com/badawe/ScriptableObjectCollection/issues"
+  "bugs": "https://github.com/badawe/ScriptableObjectCollection/issues",
+  "author": {
+    "name": "Bruno Mikoski",
+    "url": "https://www.brunomikoski.com"
+  }
 }