Telerik.Web.Mvc.Infrastructure.DynamicTypeBuilder.ImplementInterfaceMethod C# (CSharp) Method

        private static void ImplementInterfaceMethod(TypeBuilder newType, MethodInfo interfaceMethod)
        {
            var parameters = interfaceMethod.GetParameters();
            var parameterTypes = (from p in parameters select p.ParameterType).ToArray();

            var newMethod = newType.DefineMethod(interfaceMethod.DeclaringType.Name + "." + interfaceMethod.Name,
                MethodAttributes.Private | MethodAttributes.HideBySig | MethodAttributes.NewSlot | MethodAttributes.Virtual | MethodAttributes.Final,
                interfaceMethod.ReturnType, parameterTypes);

            var baseMethod = newType.BaseType.GetMethod(interfaceMethod.Name, parameterTypes);

            // parameter 0 is 'this', so we start at index 1
            for (int i = 0; i < parameters.Length; i++)
            {
                newMethod.DefineParameter(i + 1, parameters[i].Attributes, parameters[i].Name);
            }

            // load all arguments (including 'this') in proper order, then call and return
            var ilGenerator = newMethod.GetILGenerator();
            for (int i = 0; i <= parameterTypes.Length; i++)
            {
                ilGenerator.Emit(OpCodes.Ldarg_S, (byte)i);
            }
            ilGenerator.Emit(OpCodes.Call, baseMethod);
            ilGenerator.Emit(OpCodes.Ret);

            // finally, hook the new method up to the interface mapping
            newType.DefineMethodOverride(newMethod, interfaceMethod);
        }