更新测试代码

ProjectNLD/Assets/Editor/ProjectBuilder/NoWindowFunctions.cs

@@ -9,9 +9,21 @@ namespace ProjectBuilder
         [MenuItem("Tools/文件与路径/转换为Dll")]
         public static void CovertToDll()
         {
+            if (Application.isPlaying)
+            {
+                Debug.LogError("不能在运行时转换为Dll");
+                return;
+            }
             var dllPath = Application.dataPath + "/../Library/ScriptAssemblies/GamePlay.dll";
             //Assets/Code/Scripts/Gameplay
             var codePath = Application.dataPath + "/Code/Scripts/Gameplay";
+            var targetDllPath = codePath + "/GamePlay.dll";
+            if (File.Exists(targetDllPath))
+            {
+                // 说明已经转换过了
+                Debug.LogError("已经转换过了");
+                return;
+            }
             
             // 删除Code/Scripts/Gameplay下的所有文件
             var directoryInfo = new System.IO.DirectoryInfo(codePath);