新增 FlowScope Git 包雏形

Packages/com.flowscope.gamecore/Runtime/Resources/ResourceGroup.cs

@@ -0,0 +1,44 @@
+using System;
+using System.Collections.Generic;
+
+namespace FlowScope.Resources
+{
+    public sealed class ResourceGroup : IResourceGroup
+    {
+        private readonly HashSet<IDisposable> _handles = new();
+        private bool _disposed;
+
+        public int Count => _handles.Count;
+
+        public void Add<T>(IResourceHandle<T> handle) where T : class
+        {
+            if (_disposed)
+            {
+                throw new ObjectDisposedException(nameof(ResourceGroup));
+            }
+
+            if (handle == null)
+            {
+                throw new ArgumentNullException(nameof(handle));
+            }
+
+            _handles.Add(handle);
+        }
+
+        public void Dispose()
+        {
+            if (_disposed)
+            {
+                return;
+            }
+
+            _disposed = true;
+            foreach (var handle in _handles)
+            {
+                handle.Dispose();
+            }
+
+            _handles.Clear();
+        }
+    }
+}