C# Method Generation for Deep-Copy of any Class

CodeUtil.cs

using System;
using System.Reflection;

public static class CodeUtil {
	public static string CreateCopyMethod (Type type) {
		return CreateCopyMethod (type, false);
	}
	public static string CreateCopyMethod (Type type, bool includeProperties) {
		string output = string.Format ("public static void Copy{0} (ref {0} source, ref {0} target) {{\n", type.Name);
		
		FieldInfo[] fieldInfoArray = type.GetFields ();
		int fieldLines = 0;
		string fieldOutput = "";
		foreach (FieldInfo fieldInfo in fieldInfoArray) {
			if (fieldInfo.IsNotSerialized)
				continue;
			if (fieldInfo.IsPrivate)
				continue;
			if (fieldInfo.IsStatic)
				continue;
			if (fieldInfo.GetCustomAttributes (false).Length > 0)
				continue;
			
			fieldOutput += string.Format ("\ttarget.{0} = source.{0};\n", fieldInfo.Name);
			fieldLines++;
		}
		if (fieldLines > 0) {
			output += "\t// copy fields\n" + fieldOutput;
		}
		
		if (includeProperties) {
			int propertyLines = 0;
			string propertyOutput = "";
			PropertyInfo[] propertyInfoArray = type.GetProperties ();
			foreach (PropertyInfo propertyInfo in propertyInfoArray) {
				if (!propertyInfo.CanRead)
					continue;
				if (!propertyInfo.CanWrite)
					continue;
				
				propertyOutput += string.Format ("\ttarget.{0} = source.{0};\n", propertyInfo.Name);
				propertyLines++;
			}
			if (propertyLines > 0) {
				if (fieldLines > 0)
					output += "\n";
				output += "\t// copy properties\n" + propertyOutput;
			}
		}
		output += "\n}";
		return output;
	}
}

CodeUtil.Unity.cs

using UnityEngine;
using UnityEditor;

public static class CodeUtilUnity {

	[MenuItem("Tools/Test: CreateCopyMethod (Transform)")]
	public static void TestCreateCopyMethod () {
		Debug.Log (CreateCopyMethod (typeof(Transform), true));
	}
}