update

Packages/Runtime~/Core/Assets/BITAssets.cs

@@ -57,6 +57,8 @@ namespace BITKit.IO
             }
 
             zipFile.Dispose();
+            
+            BIT4Log.Log<BITAssets>($"已创建Assets:\n{path}");
         }
 
         public static T ReadAs<T>(string path)

Packages/Runtime~/Core/DesignPatterns.meta

@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: 5ae1e7f59a6a2c64db48d78763a6dfa3
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Packages/Runtime~/Core/DesignPatterns/DoubleBuffer.cs

@@ -0,0 +1,38 @@
+using System;
+using System.Collections.Generic;
+
+namespace BITKit
+{
+
+	public interface IDoubleBuffer<T>
+	{
+		T Current { get; }
+		void Release(T newValue);
+		event Action<T> OnRelease;
+		bool TryGetRelease(out T result);
+	}
+
+	public class DoubleBuffer<T> : IDoubleBuffer<T>
+	{
+		public T Current
+		{
+			get;
+			// ReSharper disable once MemberCanBePrivate.Global
+			protected set;
+		}
+
+		public void Release(T newValue)
+		{
+			Current = newValue;
+			OnRelease?.Invoke(newValue);
+		}
+
+		public event Action<T> OnRelease;
+		private readonly Queue<T> _releases = new();
+
+		public bool TryGetRelease(out T result)
+		{
+			return _releases.TryDequeue(out result);
+		}
+	}
+}

Packages/Runtime~/Core/DesignPatterns/DoubleBuffer.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: aa92f9c5ddad64741a2a86086b4fc977
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Packages/Runtime~/Core/Text.meta

@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: 088acda9508faea49be2d9f04eb1308e
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Packages/Runtime~/Core/Text/TextValidation.cs

@@ -0,0 +1,8 @@
+namespace BITKit
+{
+
+	public interface ITextValidation
+	{
+		bool IsTextValid(string text, out string errorReason);
+	}
+}

Packages/Runtime~/Core/Text/TextValidation.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 7b3c05c0c7e840340a827ea12e285666
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
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+  userData: 
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Packages/Runtime~/Core/Utility/Constant.cs

@@ -56,6 +56,7 @@ namespace BITKit
             public const string Internal = "Internal";
         }
         public const string Value = "Value";
+        public const string EmetyString = "";
         public static Func<bool> True => () => true;
         public static Func<bool> False => () => false;
         public class EmetyClass { }