Update

Author: jerviscui

src/Tests/StructTest/StructTest.cs

@@ -13,6 +13,24 @@ public static void Complex_Test()
     {
         var r = new Result<BaseError>(new BaseError(11, null, null));
         TypeLayout.PrintLayout(r.GetType(), true);
+        //Type layout for 'Result`1'
+        //Size: 32 bytes. Paddings: 11 bytes (%34 of empty space)
+        //|==========================================|
+        //|     0: Boolean _hasError (1 byte)        |
+        //|------------------------------------------|
+        //|   1-7: padding (7 bytes)                 |
+        //|------------------------------------------|
+        //|  8-31: BaseError _error (24 bytes)       |
+        //| |======================================| |
+        //| |   0-7: Exception Exception (8 bytes) | |
+        //| |--------------------------------------| |
+        //| |  8-15: String Reason (8 bytes)       | |
+        //| |--------------------------------------| |
+        //| | 16-19: Int32 Code (4 bytes)          | |
+        //| |--------------------------------------| |
+        //| | 20-23: padding (4 bytes)             | |
+        //| |======================================| |
+        //|==========================================|
     }
 
     public static void Simple_Test()
@@ -107,7 +125,7 @@ public InnerStruct(int intField, bool boolField)
 
 #region Complex
 
-[StructLayout(LayoutKind.Auto, Pack = 1)]
+[StructLayout(LayoutKind.Auto)]
 //[StructLayout(LayoutKind.Sequential, Pack = 1)]
 [SuppressMessage("Style", "IDE1006:Naming Styles", Justification = "<Pending>")]
 public readonly record struct Result<TError>
@@ -139,28 +157,33 @@ public Result(in TError error)
     }
 }
 
-[StructLayout(LayoutKind.Auto, Pack = 1)]
+[StructLayout(LayoutKind.Auto)]
 //[StructLayout(LayoutKind.Sequential, Pack = 1)]
 public readonly record struct BaseError
 {
-    public readonly int Code;
+    public BaseError(int code, Exception? exception, string? reason)
+    {
+        Code = code;
+        //Exception = exception;
+        //Reason = reason;
+    }
+
+    #region Properties
+
+    public readonly int Code { get; }
 
     /// <summary>
     /// Gets the exception.
     /// </summary>
-    public readonly Exception? Exception;
+    public readonly Exception? Exception { get; }
 
     /// <summary>
     /// Gets the reason.
     /// </summary>
-    public readonly string? Reason;
+    public readonly string? Reason { get; }
+
+    #endregion
 
-    public BaseError(int code, Exception? exception, string? reason)
-    {
-        Code = code;
-        //Exception = exception;
-        Reason = reason;
-    }
 }
 
 #endregion