public void GenerateFill(ICilWriter msilWriter)
        {
            var g = new MethodGenerator(msilWriter);

            var instance = g.GetParameter(0);

            g.If(() =>
            {
                g.Load(instance);
                return(BinaryOperator.IsNull);
            });
            {
                if (_def.Type.IsAbstract)
                {
                    g.BeginCall(typeof(BarfErrors).ResolveMethod("RaiseAbstractConstructionError", typeof(Type)));
                    g.Load(_def.Type);
                    g.EndCall();
                }
                else
                {
                    g.BeginAssign(instance);
                    {
                        g.NewObject(_def.Type);
                    }
                    g.EndAssign();
                }
            }
            g.EndIf();

            foreach (var part in _def.Parts)
            {
                g.BeginScope();
                {
                    var member = g.CreateExpression(instance);
                    if (part.Member == null)
                    {
                        member.MakeReadOnly();
                    }
                    else
                    {
                        member.AddMember(part.Member);
                    }
                    var context = new GenFillContext(g, member, part);

                    var builder = PartResolver.Current.GetPartBuilder(part.Type, part, true);

                    builder.GenerateFillPart(context);
                }
                g.EndScope();
            }

            g.Return();
        }
        public void GenerateAssertAreEqual(ICilWriter msilWriter)
        {
            var g = new MethodGenerator(msilWriter);

            var expected = g.GetParameter(0);
            var actual   = g.GetParameter(1);

            var assertAreEqual    = typeof(Assert).ResolveMethod("AreEqual", typeof(object), typeof(object));
            var assertAreNotEqual = typeof(Assert).ResolveMethod("AreNotEqual", typeof(object), typeof(object));

            if (_def.Type.IsValueType)
            {
                GenerateAssertPartsAreEqual(g);
            }
            else
            {
                g.If(() =>
                {
                    g.Load(expected);
                    return(BinaryOperator.IsNull);
                });
                {
                    g.BeginCall(assertAreEqual);
                    {
                        g.LoadNull();
                        g.Load(actual);
                    }
                    g.EndCall();
                }
                g.Else();
                {
                    g.BeginCall(assertAreNotEqual);
                    {
                        g.LoadNull();
                        g.Load(actual);
                    }
                    g.EndCall();

                    GenerateAssertPartsAreEqual(g);
                }
                g.EndIf();
            }

            g.Return();
        }
Beispiel #3
0
        /// <summary>
        /// Generates the body of the serialize method.
        /// </summary>
        /// <param name="msilWriter">The MSIL writer to write to.</param>
        public void GenerateSerializeMethod(ICilWriter msilWriter)
        {
            var g        = new MethodGenerator(msilWriter);
            var instance = g.GetParameter(0);
            var args     = g.GetParameter(1);

            if (!_def.Type.IsValueType)
            {
                g.If(() =>
                {
                    g.Load(instance);
                    return(BinaryOperator.IsNull);
                });
                {
                    g.Load(args);
                    // todo - call through MemberResolver
                    g.Call(typeof(BarfSerializationArgs).GetMethod("WriteNullObject"));
                    g.Return();
                }
                g.EndIf();
            }

            IVariable  typeContext;
            MethodInfo beginMethod;
            MethodInfo endMethod;

            if (_def.IsForwardCompatible)
            {
                typeContext = g.DeclareLocal(typeof(BarfSerializationArgs.TypeContext));
                beginMethod = typeof(BarfSerializationArgs).GetMethods(BindingFlags.Instance | BindingFlags.Public)
                              .Where <MethodInfo>(m => m.Name == "BeginObject")
                              .Where <MethodInfo>(m =>
                {
                    var ps = m.GetParameters();
                    return(ps.Length == 1 && ps[0].ParameterType.IsGenericParameter);
                })
                              .FirstOrDefault <MethodInfo>()
                              .MakeGenericMethod(_def.Type);
                endMethod = typeof(BarfSerializationArgs).ResolveMethod("EndObject", typeof(BarfSerializationArgs.TypeContext));
            }
            else
            {
                typeContext = g.DeclareLocal(typeof(long));
                beginMethod = typeof(BarfSerializationArgs)
                              .ResolveMethod("BeginObject", Type.EmptyTypes)
                              .MakeGenericMethod(_def.Type);
                endMethod = typeof(BarfSerializationArgs).ResolveMethod("EndObject", typeof(long));
            }
            g.Load(args);
            g.BeginCall(beginMethod);
            if (_def.IsForwardCompatible)
            {
                g.Load(instance);
            }
            g.EndCall();
            g.Store(typeContext);

            foreach (var part in _def.Parts)
            {
                Trace.WriteLine("\tBuilding Serialize Part - " + part.FullName);
                g.BeginScope();
                {
                    var context = new GenSerializeContext(g, part, g.CreateExpression(instance));
                    part.GetCurrentBuilder()
                    .GenerateSerializePart(context);
                }
                g.EndScope();
            }

            g.Load(args);
            g.BeginCall(endMethod);
            {
                g.Load(typeContext);
            }
            g.EndCall();

            g.Return();
        }
Beispiel #4
0
        public void GenerateInnerDeserializeMethod(ICilWriter msilWriter)
        {
            var g = new MethodGenerator(msilWriter);

            var instance = g.CreateExpression(g.GetParameter(0));
            var args     = g.CreateExpression(g.GetParameter(1));
            var header   = g.DeclareLocal(typeof(BarfObjectHeader));

            g.BeginAssign(header);
            {
                g.Load(args);
                g.Call(typeof(BarfDeserializationArgs)
                       .ResolveMethod("BeginObject")
                       .MakeGenericMethod(_def.Type));
            }
            g.EndAssign();

            var version = g.CreateExpression(header).AddMember("Version");

            g.If(() =>
            {
                g.Load(header);
                g.LoadMember("IsNull");
                return(BinaryOperator.IsTrue);
            });
            {
                g.BeginAssign(instance);
                g.LoadNull();
                g.EndAssign();
            }
            g.Else();
            {
                g.If(() =>
                {
                    g.Load(instance);
                    return(BinaryOperator.IsNull);
                });
                {
                    if (_def.Type.IsAbstract)
                    {
                        g.BeginCall(typeof(BarfErrors).ResolveMethod("RaiseAbstractConstructionError", typeof(Type)));
                        g.Load(_def.Type);
                        g.EndCall();
                    }
                    else
                    {
                        g.BeginAssign(instance);
                        g.NewObject(instance.Type);
                        g.EndAssign();
                    }
                }
                g.EndIf();

                var partsByVersion = _def.Parts
                                     .GroupBy <PartDefinition, int>(part => part.Version)
                                     .OrderBy <IGrouping <int, PartDefinition>, int>(group => group.Key);

                int count = 0;
                foreach (var versionGroup in partsByVersion)
                {
                    g.If(() =>
                    {
                        g.Load(version);
                        g.Load(versionGroup.Key);
                        return(BinaryOperator.GreaterThanOrEqualTo);
                    });
                    {
                        foreach (var part in versionGroup)
                        {
                            Trace.WriteLine("\tBuilding Deserialize Part - " + part.FullName);

                            g.BeginScope();
                            var context = new GenDeserializeContext(g, part, instance, args, header);
                            part.GetCurrentBuilder()
                            .GenerateDeserializePart(context);
                            g.EndScope();
                        }
                    }
                    count++;
                }
                for (; count > 0; --count)
                {
                    g.EndIf();
                }

                if (_def.IsForwardCompatible)
                {
                    g.If(() =>
                    {
                        g.Load(header).LoadMember("Version");
                        g.Load(_def.CurrentVersion);
                        return(BinaryOperator.GreaterThan);
                    });
                    {
                        g.Load(args);
                        g.BeginCall(typeof(BarfDeserializationArgs)
                                    .ResolveMethod(
                                        "CaptureFutureData",
                                        new[] { _def.Type },
                                        typeof(BarfObjectHeader), new GenericParameter(0).MakeByRefType()));
                        {
                            g.Load(header);
                            g.Load(instance, LoadOptions.AnyAsAddress);
                        }
                        g.EndCall();
                    }
                    g.EndIf();
                }
            }
            g.EndIf();

            g.Load(args).BeginCall(typeof(BarfDeserializationArgs)
                                   .ResolveMethod("EndObject", new[] { _def.Type }, typeof(BarfObjectHeader)));
            {
                g.Load(header);
            }
            g.EndCall();

            g.Return();
        }