System.Xml.Serialization.ReflectionAwareCodeGen.WriteTypeInfo C# (CSharp) Method

        private string WriteTypeInfo(TypeScope scope, TypeDesc typeDesc, Type type)
        {
            InitTheFirstTime();
            string typeFullName = typeDesc.CSharpName;
            string typeVariable = (string)_reflectionVariables[typeFullName];
            if (typeVariable != null)
                return typeVariable;

            if (type.IsArray)
            {
                typeVariable = GenerateVariableName("array", typeDesc.CSharpName);
                TypeDesc elementTypeDesc = typeDesc.ArrayElementTypeDesc;
                if (elementTypeDesc.UseReflection)
                {
                    string elementTypeVariable = WriteTypeInfo(scope, elementTypeDesc, scope.GetTypeFromTypeDesc(elementTypeDesc));
                    _writer.WriteLine("static " + typeof(Type).FullName + " " + typeVariable + " = " + elementTypeVariable + ".MakeArrayType();");
                }
                else
                {
                    string assemblyVariable = WriteAssemblyInfo(type);
                    _writer.Write("static " + typeof(Type).FullName + " " + typeVariable + " = " + assemblyVariable + ".GetType(");
                    WriteQuotedCSharpString(type.FullName);
                    _writer.WriteLine(");");
                }
            }
            else
            {
                typeVariable = GenerateVariableName(nameof(type), typeDesc.CSharpName);

                Type parameterType = Nullable.GetUnderlyingType(type);
                if (parameterType != null)
                {
                    string parameterTypeVariable = WriteTypeInfo(scope, scope.GetTypeDesc(parameterType), parameterType);
                    _writer.WriteLine("static " + typeof(Type).FullName + " " + typeVariable + " = typeof(System.Nullable<>).MakeGenericType(new " + typeof(Type).FullName + "[] {" + parameterTypeVariable + "});");
                }
                else
                {
                    string assemblyVariable = WriteAssemblyInfo(type);
                    _writer.Write("static " + typeof(Type).FullName + " " + typeVariable + " = " + assemblyVariable + ".GetType(");
                    WriteQuotedCSharpString(type.FullName);
                    _writer.WriteLine(");");
                }
            }

            _reflectionVariables.Add(typeFullName, typeVariable);

            TypeMapping mapping = scope.GetTypeMappingFromTypeDesc(typeDesc);
            if (mapping != null)
                WriteMappingInfo(mapping, typeVariable, type);
            if (typeDesc.IsCollection || typeDesc.IsEnumerable)
            {// Arrays use the generic item_Array
                TypeDesc elementTypeDesc = typeDesc.ArrayElementTypeDesc;
                if (elementTypeDesc.UseReflection)
                    WriteTypeInfo(scope, elementTypeDesc, scope.GetTypeFromTypeDesc(elementTypeDesc));
                WriteCollectionInfo(typeVariable, typeDesc, type);
            }
            return typeVariable;
        }