perf: no wrapper

Runtime/EventBus.cs

@@ -26,16 +26,6 @@ namespace ShrinkEventBus
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         private static void EnsureAutoManagerInitialized() => EventAutoRegHelper.EnsureInitialized();
 
-        [MethodImpl(MethodImplOptions.AggressiveInlining)]
-        public static void RegisterEvent<TEvent>(Action<TEvent> handler, string methodName, Type declaringType,
-            EventPriority priority = EventPriority.NORMAL, bool receiveCanceled = false) where TEvent : EventBase
-        {
-            var methodInfo = declaringType.GetMethod(methodName,
-                BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.Static);
-            RegisterEventInternal(typeof(TEvent), handler, priority, 0, receiveCanceled,
-                $"Manual Sync Handler (Priority: {priority})", methodInfo);
-        }
-
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public static void RegisterEvent<TEvent>(Func<TEvent, UniTask> handler, int priority = 0)
             where TEvent : EventBase
@@ -184,11 +174,21 @@ namespace ShrinkEventBus
             }
         }
 
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        private static bool TryPrepareHandler<TEvent>(TEvent eventArgs, EventHandlerInfo handlerInfo)
+            where TEvent : EventBase
+        {
+            eventArgs.CurrentHandler = handlerInfo;
+            eventArgs.SetPhase(handlerInfo.Priority);
+            if (eventArgs.IsCancelable && eventArgs.IsCanceled && !handlerInfo.ReceiveCanceled)
+                return false;
+            return true;
+        }
+
         [MethodImpl(MethodImplOptions.AggressiveInlining)]
         public static async UniTask<bool> TriggerEventAsync<TEvent>(TEvent eventArgs) where TEvent : EventBase
         {
             EnsureAutoManagerInitialized();
-
             var collection = EventCache<TEvent>.List;
             if (collection == null) return false;
 
@@ -202,10 +202,7 @@ namespace ShrinkEventBus
             for (var i = 0; i < handlers.Length; i++)
             {
                 var handlerInfo = handlers[i];
-                eventArgs.CurrentHandler = handlerInfo;
-                eventArgs.SetPhase(handlerInfo.Priority);
-
-                if (eventArgs is { IsCancelable: true, IsCanceled: true } && !handlerInfo.ReceiveCanceled) continue;
+                if (!TryPrepareHandler(eventArgs, handlerInfo)) continue;
 
                 try
                 {
@@ -223,8 +220,7 @@ namespace ShrinkEventBus
                 catch (Exception ex)
                 {
                     Debug.LogException(ex);
-                    Debug.LogError(
-                        $"[EventBus] {typeof(TEvent).Name} Async Handler {handlerInfo.DisplayDeclaringType.Name}.{handlerInfo.DisplayMethodName} Exception: {ex.Message}");
+                    Debug.LogError($"[EventBus] Async Handler Exception: {ex.Message}");
                 }
             }
 
@@ -236,7 +232,6 @@ namespace ShrinkEventBus
         public static bool TriggerEvent<TEvent>(TEvent eventArgs) where TEvent : EventBase
         {
             EnsureAutoManagerInitialized();
-
             var collection = EventCache<TEvent>.List;
             if (collection == null) return false;
 
@@ -250,10 +245,7 @@ namespace ShrinkEventBus
             for (var i = 0; i < handlers.Length; i++)
             {
                 var handlerInfo = handlers[i];
-                eventArgs.CurrentHandler = handlerInfo;
-                eventArgs.SetPhase(handlerInfo.Priority);
-
-                if (eventArgs is { IsCancelable: true, IsCanceled: true } && !handlerInfo.ReceiveCanceled) continue;
+                if (!TryPrepareHandler(eventArgs, handlerInfo)) continue;
 
                 try
                 {
@@ -272,8 +264,7 @@ namespace ShrinkEventBus
                 catch (Exception ex)
                 {
                     Debug.LogException(ex);
-                    Debug.LogError(
-                        $"[EventBus] {typeof(TEvent).Name} Sync Handler {handlerInfo.DisplayDeclaringType.Name}.{handlerInfo.DisplayMethodName} Exception: {ex.Message}");
+                    Debug.LogError($"[EventBus] Sync Handler Exception: {ex.Message}");
                 }
             }
 
@@ -311,19 +302,13 @@ namespace ShrinkEventBus
                 {
                     var method = trace.GetFrame(i)?.GetMethod();
                     var declaringType = method?.DeclaringType;
-
                     if (declaringType == null) continue;
-                    if (declaringType == typeof(EventBus) ||
-                        declaringType.DeclaringType == typeof(EventBus)) continue;
+                    if (declaringType == typeof(EventBus) || declaringType.DeclaringType == typeof(EventBus)) continue;
                     var ns = declaringType.Namespace ?? "";
-                    if (ns.StartsWith("System") || ns.StartsWith("Cysharp") || ns.StartsWith("UnityEngine"))
-                        continue;
-
+                    if (ns.StartsWith("System") || ns.StartsWith("Cysharp") || ns.StartsWith("UnityEngine")) continue;
                     var className = declaringType.Name;
                     var methodName = method.Name;
-
-                    if (declaringType.DeclaringType != null && className.StartsWith("<") &&
-                        className.Contains(">"))
+                    if (declaringType.DeclaringType != null && className.StartsWith("<") && className.Contains(">"))
                     {
                         className = declaringType.DeclaringType.Name;
                         var startIndex = declaringType.Name.IndexOf('<') + 1;
@@ -337,7 +322,6 @@ namespace ShrinkEventBus
             }
             catch
             {
-                // ignored
             }
 
             return senderInfo;
@@ -370,9 +354,7 @@ namespace ShrinkEventBus
         {
             if (target == null) return;
             if (IsInstanceRegistered(target)) return;
-
             EventBusRegHelper.RegisterEventHandlers(target);
-
             lock (InstanceLock)
             {
                 if (!RegisteredInstances.Add(target)) return;

Runtime/EventBusRegHelper.cs

@@ -1,7 +1,6 @@
 using System;
 using System.Reflection;
 using System.Runtime.CompilerServices;
-using System.Threading.Tasks;
 using Cysharp.Threading.Tasks;
 using UnityEngine;
 
@@ -54,17 +53,13 @@ namespace ShrinkEventBus
             foreach (var method in methods)
             {
                 if (target != null && method.IsStatic) continue;
-
                 var attributes = method.GetCustomAttributes(typeof(EventSubscribeAttribute), false);
                 if (attributes.Length == 0) continue;
-
                 var subscribeAttr = (EventSubscribeAttribute)attributes[0];
                 var parameters = method.GetParameters();
-
                 if (parameters.Length != 1) continue;
                 var parameterType = parameters[0].ParameterType;
                 if (!typeof(EventBase).IsAssignableFrom(parameterType)) continue;
-
                 ProcessMethodRegistration(target, method, subscribeAttr, parameterType);
             }
         }
@@ -87,17 +82,6 @@ namespace ShrinkEventBus
                         subscribeAttr.NumericPriority, subscribeAttr.ReceiveCanceled,
                         $"{scope} {typeName}.{method.Name} (UniTask)", method);
                 }
-                else if (method.ReturnType == typeof(Task))
-                {
-                    var funcType = typeof(Func<,>).MakeGenericType(parameterType, typeof(Task));
-                    var handlerDelegate = target == null
-                        ? Delegate.CreateDelegate(funcType, method)
-                        : Delegate.CreateDelegate(funcType, target, method);
-                    var wrappedHandler = WrapTaskHandlerWithMethodInfo(parameterType, handlerDelegate, method);
-                    EventBus.RegisterEventInternal(parameterType, wrappedHandler, subscribeAttr.Priority,
-                        subscribeAttr.NumericPriority, subscribeAttr.ReceiveCanceled,
-                        $"{scope} {typeName}.{method.Name} (Task->UniTask)", method);
-                }
                 else if (method.ReturnType == typeof(void))
                 {
                     var actionType = typeof(Action<>).MakeGenericType(parameterType);
@@ -108,6 +92,11 @@ namespace ShrinkEventBus
                         subscribeAttr.NumericPriority, subscribeAttr.ReceiveCanceled,
                         $"{scope} {typeName}.{method.Name} (Sync)", method);
                 }
+                else
+                {
+                    Debug.LogWarning(
+                        $"[EventBus] Registration failed: {typeName}.{method.Name} return type must be void or UniTask.");
+                }
             }
             catch (Exception ex)
             {
@@ -116,47 +105,5 @@ namespace ShrinkEventBus
 #endif
             }
         }
-
-        private static Delegate WrapTaskHandlerWithMethodInfo(Type eventType, Delegate taskHandler,
-            MethodInfo originalMethod)
-        {
-            var method = typeof(EventBusRegHelper)
-                .GetMethod(nameof(WrapTaskActionWithMethodInfo), BindingFlags.NonPublic | BindingFlags.Static)
-                ?.MakeGenericMethod(eventType);
-            return (Delegate)method.Invoke(null, new object[] { taskHandler, originalMethod })!;
-        }
-
-        private static Func<T, UniTask> WrapTaskActionWithMethodInfo<T>(Delegate actionDelegate,
-            MethodInfo originalMethod)
-        {
-            var typedAction = (Func<T, Task>)actionDelegate;
-            var wrapper = new MethodInfoPreservingTaskWrapper<T>(typedAction, originalMethod);
-            return wrapper.ExecuteAsync;
-        }
-
-        private class MethodInfoPreservingTaskWrapper<T>
-        {
-            private readonly Func<T, Task> _originalAction;
-            public readonly MethodInfo OriginalMethod;
-
-            public MethodInfoPreservingTaskWrapper(Func<T, Task> originalAction, MethodInfo originalMethod)
-            {
-                _originalAction = originalAction;
-                OriginalMethod = originalMethod;
-            }
-
-            public async UniTask ExecuteAsync(T arg)
-            {
-                try
-                {
-                    await _originalAction(arg);
-                }
-                catch (Exception ex)
-                {
-                    Debug.LogException(ex);
-                    Debug.LogError($"[EventBus] Task {OriginalMethod.Name}: {ex.Message}");
-                }
-            }
-        }
     }
 }

Runtime/EventHandlerInfo.cs

@@ -1,10 +1,15 @@
 using System;
 using System.Reflection;
-
 #pragma warning disable CS8632 // 只能在 "#nullable" 注释上下文内的代码中使用可为 null 的引用类型的注释。
 
+
 namespace ShrinkEventBus
 {
+    public interface IMethodWrapper
+    {
+        MethodInfo OriginalMethod { get; }
+    }
+
     public class EventHandlerInfo
     {
         public Delegate Handler { get; }
@@ -49,24 +54,9 @@ namespace ShrinkEventBus
 
         private static MethodInfo? ExtractOriginalMethodFromWrapper(Delegate handler)
         {
-            if (handler.Target == null) return null;
-
-            var targetType = handler.Target.GetType();
-            if (!targetType.Name.Contains("MethodInfoPreserving")) return null;
-
-            try
+            if (handler.Target is IMethodWrapper wrapper)
             {
-                var field = targetType.GetField("OriginalMethod",
-                    BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance);
-                if (field != null) return field.GetValue(handler.Target) as MethodInfo;
-
-                var prop = targetType.GetProperty("OriginalMethod",
-                    BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance);
-                if (prop != null) return prop.GetValue(handler.Target) as MethodInfo;
-            }
-            catch
-            {
-                // ignored
+                return wrapper.OriginalMethod;
             }
 
             return null;

Runtime/EventPool.cs

@@ -7,6 +7,7 @@ namespace ShrinkEventBus
     {
         private static readonly Stack<T> Pool = new(32);
         private static readonly object Lock = new();
+        private static readonly Action<EventBase> CachedReleaseAction = e => Release((T)e);
 
         public static T Get()
         {
@@ -21,7 +22,7 @@ namespace ShrinkEventBus
             }
 
             var newEvt = new T();
-            newEvt.ReleaseAction = e => Release((T)e);
+            newEvt.ReleaseAction = CachedReleaseAction;
             return newEvt;
         }