PdfRpt.Core.Helper.FastReflection.createGetterPropertyDelegate C# (CSharp) Method

        static Func<object, object> createGetterPropertyDelegate(Type type, PropertyInfo propertyInfo)
        {
            var getMethod = propertyInfo.GetGetMethod();
            if (getMethod == null)
                return null;

            var getter = new DynamicMethod("_", typeof(object), new[] { typeof(object) }, type);

            var il = getter.GetILGenerator();

            if (!type.IsClass) // structs
            {
                var lv = il.DeclareLocal(type);
                il.Emit(OpCodes.Ldarg_0);
                il.Emit(OpCodes.Unbox_Any, type);
                il.Emit(OpCodes.Stloc_0);
                il.Emit(OpCodes.Ldloca_S, lv);
                il.EmitCall(OpCodes.Call, getMethod, null);
                if (propertyInfo.PropertyType.IsValueType)
                    il.Emit(OpCodes.Box, propertyInfo.PropertyType);
            }
            else
            {
                il.Emit(OpCodes.Ldarg_0);
                il.Emit(OpCodes.Castclass, propertyInfo.DeclaringType);
                il.EmitCall(OpCodes.Callvirt, getMethod, null);
                if (propertyInfo.PropertyType.IsValueType)
                    il.Emit(OpCodes.Box, propertyInfo.PropertyType);
            }

            il.Emit(OpCodes.Ret);

            return (Func<object, object>)getter.CreateDelegate(typeof(Func<object, object>));
        }