System.Runtime.Serialization.Formatters.Binary.BinaryCommon.GetTypeCode C# (CSharp) Method

		public static byte GetTypeCode (Type type)
		{
			if (type == typeof(TimeSpan)) return (byte) BinaryTypeCode.TimeSpan;
			else return _typeCodeMap [(int)Type.GetTypeCode(type)];
		}

        private static void EmitWriteTypeSpec(ILGenerator gen, Type type, string member)
        {
            switch (ObjectWriter.GetTypeTag(type))
            {
            case TypeTag.PrimitiveType:
                gen.Emit(OpCodes.Ldarg_2);
                gen.Emit(OpCodes.Ldc_I4_S, BinaryCommon.GetTypeCode(type));
                CodeGenerator.EmitWrite(gen, typeof(byte));
                break;

            case TypeTag.RuntimeType:
                gen.Emit(OpCodes.Ldarg_2);
                gen.Emit(OpCodes.Ldstr, type.FullName);
                CodeGenerator.EmitWrite(gen, typeof(string));
                break;

            case TypeTag.GenericType:
                gen.Emit(OpCodes.Ldarg_2);
                gen.Emit(OpCodes.Ldstr, type.FullName);
                CodeGenerator.EmitWrite(gen, typeof(string));
                gen.Emit(OpCodes.Ldarg_2);
                gen.Emit(OpCodes.Ldarg_1);
                CodeGenerator.EmitLoadTypeAssembly(gen, type, member);
                gen.EmitCall(OpCodes.Callvirt, typeof(ObjectWriter).GetMethod("GetAssemblyId"), null);
                gen.Emit(OpCodes.Conv_I4);
                CodeGenerator.EmitWrite(gen, typeof(int));
                break;

            case TypeTag.ArrayOfPrimitiveType:
                gen.Emit(OpCodes.Ldarg_2);
                gen.Emit(OpCodes.Ldc_I4_S, BinaryCommon.GetTypeCode(type.GetElementType()));
                CodeGenerator.EmitWrite(gen, typeof(byte));
                break;
            }
        }