[Add] VContainer

2026-04-07 04:51:37 +07:00
parent 76562726ec
commit 4f9b878775
193 changed files with 8036 additions and 0 deletions
@@ -0,0 +1,44 @@
+using System.Collections.Generic;
+using System.Runtime.CompilerServices;
+
+namespace VContainer.Unity
+{
+    sealed class ExistingComponentProvider : IInstanceProvider
+    {
+        readonly object instance;
+        readonly IInjector injector;
+        readonly IReadOnlyList<IInjectParameter> customParameters;
+        readonly bool dontDestroyOnLoad;
+
+        public ExistingComponentProvider(
+            object instance,
+            IInjector injector,
+            IReadOnlyList<IInjectParameter> customParameters,
+            bool dontDestroyOnLoad = false)
+        {
+            this.instance = instance;
+            this.customParameters = customParameters;
+            this.injector = injector;
+            this.dontDestroyOnLoad = dontDestroyOnLoad;
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public object SpawnInstance(IObjectResolver resolver)
+        {
+            injector.Inject(instance, resolver, customParameters);
+            if (dontDestroyOnLoad)
+            {
+                if (instance is UnityEngine.Object component)
+                {
+                    UnityEngine.Object.DontDestroyOnLoad(component);
+                }
+                else
+                {
+                    throw new VContainerException(instance.GetType(),
+                        $"Cannot apply `DontDestroyOnLoad`. {instance.GetType().Name} is not a UnityEngine.Object");
+                }
+            }
+            return instance;
+        }
+    }
+}