public static ParseableSerializer TryCreate(Type type, TypeModel model)
{
if (type == null) throw new ArgumentNullException("type");
#if WINRT || PORTABLE || COREFX
MethodInfo method = null;
#if WINRT || COREFX
foreach (MethodInfo tmp in type.GetTypeInfo().GetDeclaredMethods("Parse"))
#else
foreach (MethodInfo tmp in type.GetMethods(BindingFlags.Public | BindingFlags.Static | BindingFlags.DeclaredOnly))
#endif
{
ParameterInfo[] p;
if (tmp.Name == "Parse" && tmp.IsPublic && tmp.IsStatic && tmp.DeclaringType == type && (p = tmp.GetParameters()) != null && p.Length == 1 && p[0].ParameterType == typeof(string))
{
method = tmp;
break;
}
}
#else
MethodInfo method = type.GetMethod("Parse",
BindingFlags.Public | BindingFlags.Static | BindingFlags.DeclaredOnly,
null, new Type[] { model.MapType(typeof(string)) }, null);
#endif
if (method != null && method.ReturnType == type)
{
if (Helpers.IsValueType(type))
{
MethodInfo toString = GetCustomToString(type);
if (toString == null || toString.ReturnType != model.MapType(typeof(string))) return null; // need custom ToString, fools
}
return new ParseableSerializer(method);
}
return null;
}
internal static bool CheckCallbackParameters(TypeModel model, MethodInfo method)
{
ParameterInfo[] args = method.GetParameters();
for (int i = 0; i < args.Length; i++)
{
Type paramType = args[i].ParameterType;
if(paramType == model.MapType(typeof(SerializationContext))) {}
else if(paramType == model.MapType(typeof(System.Type))) {}
#if PLAT_BINARYFORMATTER
else if(paramType == model.MapType(typeof(System.Runtime.Serialization.StreamingContext))) {}
#endif
else return false;
}
return true;
}
public static AttributeMap[] Create(TypeModel model, Type type, bool inherit)
{
#if FEAT_IKVM
Type attribType = model.MapType(typeof(System.Attribute));
System.Collections.Generic.IList<CustomAttributeData> all = type.__GetCustomAttributes(attribType, inherit);
AttributeMap[] result = new AttributeMap[all.Count];
int index = 0;
foreach (CustomAttributeData attrib in all)
{
result[index++] = new AttributeDataMap(attrib);
}
return result;
#else
#if WINRT || COREFX
Attribute[] all = System.Linq.Enumerable.ToArray(type.GetTypeInfo().GetCustomAttributes(inherit));
#else
object[] all = type.GetCustomAttributes(inherit);
#endif
AttributeMap[] result = new AttributeMap[all.Length];
for(int i = 0 ; i < all.Length ; i++)
{
result[i] = new ReflectionAttributeMap((Attribute)all[i]);
}
return result;
#endif
}
public ArrayDecorator(TypeModel model, IProtoSerializer tail, int fieldNumber, bool writePacked, WireType packedWireType, Type arrayType, bool overwriteList, bool supportNull)
: base(tail)
{
Helpers.DebugAssert(arrayType != null, "arrayType should be non-null");
Helpers.DebugAssert(arrayType.IsArray && arrayType.GetArrayRank() == 1, "should be single-dimension array; " + arrayType.FullName);
this.itemType = arrayType.GetElementType();
#if NO_GENERICS
Type underlyingItemType = itemType;
#else
Type underlyingItemType = supportNull ? itemType : (Helpers.GetUnderlyingType(itemType) ?? itemType);
#endif
Helpers.DebugAssert(underlyingItemType == Tail.ExpectedType, "invalid tail");
Helpers.DebugAssert(Tail.ExpectedType != model.MapType(typeof(byte)), "Should have used BlobSerializer");
if ((writePacked || packedWireType != WireType.None) && fieldNumber <= 0) throw new ArgumentOutOfRangeException("fieldNumber");
if (!ListDecorator.CanPack(packedWireType))
{
if (writePacked) throw new InvalidOperationException("Only simple data-types can use packed encoding");
packedWireType = WireType.None;
}
this.fieldNumber = fieldNumber;
this.packedWireType = packedWireType;
if (writePacked) options |= OPTIONS_WritePacked;
if (overwriteList) options |= OPTIONS_OverwriteList;
if (supportNull) options |= OPTIONS_SupportNull;
this.arrayType = arrayType;
}
public NetObjectSerializer(TypeModel model, Type type, int key, BclHelpers.NetObjectOptions options)
{
bool flag = (byte)(options & BclHelpers.NetObjectOptions.DynamicType) != 0;
this.key = ((!flag) ? key : -1);
this.type = ((!flag) ? type : model.MapType(typeof(object)));
this.options = options;
}
public Int64Serializer(ProtoBuf.Meta.TypeModel model)
{
#if FEAT_IKVM
expectedType = model.MapType(typeof(long));
#endif
}
public static AttributeMap[] Create(TypeModel model, MemberInfo member, bool inherit)
{
#if FEAT_IKVM
System.Collections.Generic.IList<CustomAttributeData> all = member.__GetCustomAttributes(model.MapType(typeof(Attribute)), inherit);
AttributeMap[] result = new AttributeMap[all.Count];
int index = 0;
foreach (CustomAttributeData attrib in all)
{
result[index++] = new AttributeDataMap(attrib);
}
return result;
#else
#if WINRT
Attribute[] all = System.Linq.Enumerable.ToArray(member.GetCustomAttributes(inherit));
#else
var all = member.GetCustomAttributes(inherit);
#endif
var result = new AttributeMap[all.Length];
for (var i = 0; i < all.Length; i++)
{
result[i] = new ReflectionAttributeMap((Attribute) all[i]);
}
return result;
#endif
}
public DoubleSerializer(ProtoBuf.Meta.TypeModel model)
{
#if FEAT_IKVM
expectedType = model.MapType(typeof(double));
#endif
}
public NetObjectSerializer(TypeModel model, Type type, int key, BclHelpers.NetObjectOptions options)
{
bool dynamicType = (options & BclHelpers.NetObjectOptions.DynamicType) != 0;
this.key = dynamicType ? -1 : key;
this.type = dynamicType ? model.MapType(typeof (object)) : type;
this.options = options;
}
public static AttributeMap[] Create(TypeModel model, Assembly assembly)
{
#if FEAT_IKVM
const bool inherit = false;
System.Collections.Generic.IList<CustomAttributeData> all = assembly.__GetCustomAttributes(model.MapType(typeof(Attribute)), inherit);
AttributeMap[] result = new AttributeMap[all.Count];
int index = 0;
foreach (CustomAttributeData attrib in all)
{
result[index++] = new AttributeDataMap(attrib);
}
return result;
#else
#if WINRT || COREFX
Attribute[] all = System.Linq.Enumerable.ToArray(assembly.GetCustomAttributes());
#else
const bool inherit = false;
object[] all = assembly.GetCustomAttributes(inherit);
#endif
AttributeMap[] result = new AttributeMap[all.Length];
for(int i = 0 ; i < all.Length ; i++)
{
result[i] = new ReflectionAttributeMap((Attribute)all[i]);
}
return result;
#endif
}
private static bool HasCast(TypeModel model, Type type, Type from, Type to, out MethodInfo op)
{
#if WINRT
System.Collections.Generic.List<MethodInfo> list = new System.Collections.Generic.List<MethodInfo>();
foreach (var item in type.GetRuntimeMethods())
{
if (item.IsStatic) list.Add(item);
}
MethodInfo[] found = list.ToArray();
#else
const BindingFlags flags = BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic;
MethodInfo[] found = type.GetMethods(flags);
#endif
ParameterInfo[] paramTypes;
Type convertAttributeType = null;
for (int i = 0; i < found.Length; i++)
{
MethodInfo m = found[i];
if (m.ReturnType != to) continue;
paramTypes = m.GetParameters();
if(paramTypes.Length == 1 && paramTypes[0].ParameterType == from)
{
if (convertAttributeType == null)
{
convertAttributeType = model.MapType(typeof(ProtoConverterAttribute), false);
if (convertAttributeType == null)
{ // attribute isn't defined in the source assembly: stop looking
break;
}
}
if (m.IsDefined(convertAttributeType, true))
{
op = m;
return true;
}
}
}
for(int i = 0 ; i < found.Length ; i++)
{
MethodInfo m = found[i];
if ((m.Name != "op_Implicit" && m.Name != "op_Explicit") || m.ReturnType != to)
{
continue;
}
paramTypes = m.GetParameters();
if(paramTypes.Length == 1 && paramTypes[0].ParameterType == from)
{
op = m;
return true;
}
}
op = null;
return false;
}
public TypeSerializer(TypeModel model, Type forType, int[] fieldNumbers, IProtoSerializer[] serializers, MethodInfo[] baseCtorCallbacks, bool isRootType, bool useConstructor, CallbackSet callbacks, Type constructType, MethodInfo factory)
{
Helpers.Sort(fieldNumbers, serializers);
bool flag = false;
for (int i = 1; i < fieldNumbers.Length; i++)
{
if (fieldNumbers[i] == fieldNumbers[i - 1])
{
throw new InvalidOperationException("Duplicate field-number detected; " + fieldNumbers[i].ToString() + " on: " + forType.FullName);
}
if (!flag && serializers[i].ExpectedType != forType)
{
flag = true;
}
}
this.forType = forType;
this.factory = factory;
if (constructType == null)
{
constructType = forType;
}
else if (!forType.IsAssignableFrom(constructType))
{
throw new InvalidOperationException(forType.FullName + " cannot be assigned from " + constructType.FullName);
}
this.constructType = constructType;
this.serializers = serializers;
this.fieldNumbers = fieldNumbers;
this.callbacks = callbacks;
this.isRootType = isRootType;
this.useConstructor = useConstructor;
if (baseCtorCallbacks != null && baseCtorCallbacks.Length == 0)
{
baseCtorCallbacks = null;
}
this.baseCtorCallbacks = baseCtorCallbacks;
if (Helpers.GetUnderlyingType(forType) != null)
{
throw new ArgumentException("Cannot create a TypeSerializer for nullable types", "forType");
}
if (model.MapType(TypeSerializer.iextensible).IsAssignableFrom(forType))
{
if (forType.IsValueType || !isRootType || flag)
{
throw new NotSupportedException("IExtensible is not supported in structs or classes with inheritance");
}
this.isExtensible = true;
}
this.hasConstructor = (!constructType.IsAbstract && Helpers.GetConstructor(constructType, Helpers.EmptyTypes, true) != null);
if (constructType != forType && useConstructor && !this.hasConstructor)
{
throw new ArgumentException("The supplied default implementation cannot be created: " + constructType.FullName, "constructType");
}
}
private MethodInfo SanityCheckCallback(TypeModel model, MethodInfo callback)
{
metaType.ThrowIfFrozen();
if (callback == null) return callback; // fine
if (callback.IsStatic) throw new ArgumentException("Callbacks cannot be static", "callback");
if (callback.ReturnType != model.MapType(typeof(void))
|| !CheckCallbackParameters(model, callback))
{
throw CreateInvalidCallbackSignature(callback);
}
return callback;
}
public DefaultValueDecorator(TypeModel model, object defaultValue, IProtoSerializer tail)
: base(tail)
{
if (defaultValue == null)
{
throw new ArgumentNullException("defaultValue");
}
Type type = model.MapType(defaultValue.GetType());
if (type != tail.ExpectedType)
{
throw new ArgumentException("Default value is of incorrect type", "defaultValue");
}
this.defaultValue = defaultValue;
}
public DefaultValueDecorator(TypeModel model, object defaultValue, IProtoSerializer tail) : base(tail)
{
if (defaultValue == null) throw new ArgumentNullException("defaultValue");
Type type = model.MapType(defaultValue.GetType());
if (type != tail.ExpectedType
#if FEAT_IKVM // in IKVM, we'll have the default value as an underlying type
&& !(tail.ExpectedType.IsEnum && type == tail.ExpectedType.GetEnumUnderlyingType())
#endif
)
{
throw new ArgumentException("Default value is of incorrect type", "defaultValue");
}
this.defaultValue = defaultValue;
}
public static ParseableSerializer TryCreate(Type type, TypeModel model)
{
if (type == null)
{
throw new ArgumentNullException("type");
}
MethodInfo method = type.GetMethod("Parse", BindingFlags.DeclaredOnly | BindingFlags.Static | BindingFlags.Public, null, new Type[]
{
model.MapType(typeof(string))
}, null);
if (method != null && method.ReturnType == type)
{
if (Helpers.IsValueType(type))
{
MethodInfo customToString = ParseableSerializer.GetCustomToString(type);
if (customToString == null || customToString.ReturnType != model.MapType(typeof(string)))
{
return null;
}
}
return new ParseableSerializer(method);
}
return null;
}
static MethodInfo GetShadowSetter(TypeModel model, PropertyInfo property)
{
#if WINRT || COREFX
MethodInfo method = Helpers.GetInstanceMethod(property.DeclaringType.GetTypeInfo(), "Set" + property.Name, new Type[] { property.PropertyType });
#else
#if FEAT_IKVM
Type reflectedType = property.DeclaringType;
#else
Type reflectedType = property.ReflectedType;
#endif
MethodInfo method = Helpers.GetInstanceMethod(reflectedType, "Set" + property.Name, new Type[] { property.PropertyType });
#endif
if (method == null || !method.IsPublic || method.ReturnType != model.MapType(typeof(void))) return null;
return method;
}
public NullDecorator(TypeModel model, IProtoSerializer tail)
: base(tail)
{
if (!tail.ReturnsValue)
throw new NotSupportedException("NullDecorator only supports implementations that return values");
if (Helpers.IsValueType(tail.ExpectedType))
{
#if NO_GENERICS
throw new NotSupportedException("NullDecorator cannot be used with a struct without generics support");
#else
expectedType = model.MapType(typeof(Nullable<>)).MakeGenericType(tail.ExpectedType);
#endif
}
else
{
expectedType = tail.ExpectedType;
}
}
public NullDecorator(TypeModel model, IProtoSerializer tail)
: base(tail)
{
if (!tail.ReturnsValue)
{
throw new NotSupportedException("NullDecorator only supports implementations that return values");
}
Type type = tail.ExpectedType;
if (Helpers.IsValueType(type))
{
this.expectedType = model.MapType(typeof(Nullable<>)).MakeGenericType(new Type[]
{
type
});
}
else
{
this.expectedType = type;
}
}
private static MethodBuilder EmitBoxedSerializer(TypeBuilder type, int i, Type valueType, SerializerPair[] methodPairs, TypeModel model, Compiler.CompilerContext.ILVersion ilVersion, string assemblyName)
{
MethodInfo dedicated = methodPairs[i].Deserialize;
MethodBuilder boxedSerializer = type.DefineMethod("_" + i.ToString(), MethodAttributes.Static, CallingConventions.Standard,
model.MapType(typeof(object)), new Type[] { model.MapType(typeof(object)), model.MapType(typeof(ProtoReader)) });
Compiler.CompilerContext ctx = new Compiler.CompilerContext(boxedSerializer.GetILGenerator(), true, false, methodPairs, model, ilVersion, assemblyName, model.MapType(typeof(object)));
ctx.LoadValue(ctx.InputValue);
Compiler.CodeLabel @null = ctx.DefineLabel();
ctx.BranchIfFalse(@null, true);
Type mappedValueType = valueType;
ctx.LoadValue(ctx.InputValue);
ctx.CastFromObject(mappedValueType);
ctx.LoadReaderWriter();
ctx.EmitCall(dedicated);
ctx.CastToObject(mappedValueType);
ctx.Return();
ctx.MarkLabel(@null);
using (Compiler.Local typedVal = new Compiler.Local(ctx, mappedValueType))
{
// create a new valueType
ctx.LoadAddress(typedVal, mappedValueType);
ctx.EmitCtor(mappedValueType);
ctx.LoadValue(typedVal);
ctx.LoadReaderWriter();
ctx.EmitCall(dedicated);
ctx.CastToObject(mappedValueType);
ctx.Return();
}
return boxedSerializer;
}
internal static bool IdentifyImmutable(TypeModel model, Type declaredType, out MethodInfo builderFactory, out MethodInfo add, out MethodInfo addRange, out MethodInfo finish)
{
MethodInfo methodInfo;
finish = (methodInfo = null);
addRange = (methodInfo = methodInfo);
add = (methodInfo = methodInfo);
builderFactory = methodInfo;
if (model == null || declaredType == null)
{
return false;
}
if (!declaredType.IsGenericType)
{
return false;
}
Type[] genericArguments = declaredType.GetGenericArguments();
int num = genericArguments.Length;
Type[] array;
if (num != 1)
{
if (num != 2)
{
return false;
}
Type type = model.MapType(typeof(KeyValuePair<, >));
if (type == null)
{
return false;
}
type = type.MakeGenericType(genericArguments);
array = new Type[]
{
type
};
}
else
{
array = genericArguments;
}
if (ImmutableCollectionDecorator.ResolveIReadOnlyCollection(declaredType, null) == null)
{
return false;
}
string text = declaredType.Name;
int num2 = text.IndexOf('`');
if (num2 <= 0)
{
return false;
}
text = ((!declaredType.IsInterface) ? text.Substring(0, num2) : text.Substring(1, num2 - 1));
Type type2 = model.GetType(declaredType.Namespace + "." + text, declaredType.Assembly);
if (type2 == null && text == "ImmutableSet")
{
type2 = model.GetType(declaredType.Namespace + ".ImmutableHashSet", declaredType.Assembly);
}
if (type2 == null)
{
return false;
}
MethodInfo[] methods = type2.GetMethods();
for (int i = 0; i < methods.Length; i++)
{
MethodInfo methodInfo2 = methods[i];
if (methodInfo2.IsStatic && !(methodInfo2.Name != "CreateBuilder") && methodInfo2.IsGenericMethodDefinition && methodInfo2.GetParameters().Length == 0 && methodInfo2.GetGenericArguments().Length == genericArguments.Length)
{
builderFactory = methodInfo2.MakeGenericMethod(genericArguments);
break;
}
}
Type type3 = model.MapType(typeof(void));
if (builderFactory == null || builderFactory.ReturnType == null || builderFactory.ReturnType == type3)
{
return false;
}
add = Helpers.GetInstanceMethod(builderFactory.ReturnType, "Add", array);
if (add == null)
{
return false;
}
finish = Helpers.GetInstanceMethod(builderFactory.ReturnType, "ToImmutable", Helpers.EmptyTypes);
if (finish == null || finish.ReturnType == null || finish.ReturnType == type3)
{
return false;
}
if (finish.ReturnType != declaredType && !Helpers.IsAssignableFrom(declaredType, finish.ReturnType))
{
return false;
}
addRange = Helpers.GetInstanceMethod(builderFactory.ReturnType, "AddRange", new Type[]
{
declaredType
});
if (addRange == null)
{
Type type4 = model.MapType(typeof(IEnumerable<>), false);
if (type4 != null)
{
addRange = Helpers.GetInstanceMethod(builderFactory.ReturnType, "AddRange", new Type[]
{
type4.MakeGenericType(array)
});
}
}
return true;
}
public DeserializeItemsIterator(TypeModel model, Stream source, PrefixStyle style, int expectedField, SerializationContext context)
: base(model, source, model.MapType(typeof(T)), style, expectedField, null, context)
{
}
private static MethodInfo GetShadowSetter(TypeModel model, PropertyInfo property)
{
Type reflectedType = property.ReflectedType;
MethodInfo instanceMethod = Helpers.GetInstanceMethod(reflectedType, "Set" + property.Name, new Type[]
{
property.PropertyType
});
if (instanceMethod == null || !instanceMethod.IsPublic || instanceMethod.ReturnType != model.MapType(typeof(void)))
{
return null;
}
return instanceMethod;
}
internal static Type GetListItemType(TypeModel model, Type listType)
{
if (listType == model.MapType(typeof(string)) || listType.IsArray || !model.MapType(typeof(IEnumerable)).IsAssignableFrom(listType))
{
return(null);
}
BasicList basicList = new BasicList();
MethodInfo[] methods = listType.GetMethods();
foreach (MethodInfo methodInfo in methods)
{
if (!methodInfo.IsStatic && !(methodInfo.Name != "Add"))
{
ParameterInfo[] parameters = methodInfo.GetParameters();
Type parameterType;
if (parameters.Length == 1 && !basicList.Contains(parameterType = parameters[0].ParameterType))
{
basicList.Add(parameterType);
}
}
}
string name = listType.Name;
if (name == null || (name.IndexOf("Queue") < 0 && name.IndexOf("Stack") < 0))
{
TestEnumerableListPatterns(model, basicList, listType);
Type[] interfaces = listType.GetInterfaces();
foreach (Type iType in interfaces)
{
TestEnumerableListPatterns(model, basicList, iType);
}
}
PropertyInfo[] properties = listType.GetProperties(BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic);
foreach (PropertyInfo propertyInfo in properties)
{
if (!(propertyInfo.Name != "Item") && !basicList.Contains(propertyInfo.PropertyType))
{
ParameterInfo[] indexParameters = propertyInfo.GetIndexParameters();
if (indexParameters.Length == 1 && indexParameters[0].ParameterType == model.MapType(typeof(int)))
{
basicList.Add(propertyInfo.PropertyType);
}
}
}
switch (basicList.Count)
{
case 0:
return(null);
case 1:
return((Type)basicList[0]);
case 2:
if (CheckDictionaryAccessors(model, (Type)basicList[0], (Type)basicList[1]))
{
return((Type)basicList[0]);
}
if (CheckDictionaryAccessors(model, (Type)basicList[1], (Type)basicList[0]))
{
return((Type)basicList[1]);
}
break;
}
return(null);
}
public static AttributeMap[] Create(TypeModel model, MemberInfo member, bool inherit)
{
#if FEAT_IKVM
System.Collections.Generic.IList <CustomAttributeData> all = member.__GetCustomAttributes(model.MapType(typeof(Attribute)), inherit);
AttributeMap[] result = new AttributeMap[all.Count];
int index = 0;
foreach (CustomAttributeData attrib in all)
{
result[index++] = new AttributeDataMap(attrib);
}
return(result);
#else
#if WINRT || COREFX || PROFILE259
Attribute[] all = System.Linq.Enumerable.ToArray(System.Linq.Enumerable.OfType <Attribute>(member.GetCustomAttributes(inherit)));
#else
object[] all = member.GetCustomAttributes(inherit);
#endif
AttributeMap[] result = new AttributeMap[all.Length];
for (int i = 0; i < all.Length; i++)
{
result[i] = new ReflectionAttributeMap((Attribute)all[i]);
}
return(result);
#endif
}
private static bool HasCast(TypeModel model, Type type, Type from, Type to, out MethodInfo op)
{
MethodInfo[] methods = type.GetMethods(BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic);
Type type2 = null;
for (int i = 0; i < methods.Length; i++)
{
MethodInfo methodInfo = methods[i];
if (methodInfo.ReturnType == to)
{
ParameterInfo[] parameters = methodInfo.GetParameters();
if (parameters.Length == 1 && parameters[0].ParameterType == from)
{
if (type2 == null)
{
type2 = model.MapType(typeof(ProtoConverterAttribute), false);
if (type2 == null)
{
break;
}
}
if (methodInfo.IsDefined(type2, true))
{
op = methodInfo;
return true;
}
}
}
}
for (int j = 0; j < methods.Length; j++)
{
MethodInfo methodInfo2 = methods[j];
if ((!(methodInfo2.Name != "op_Implicit") || !(methodInfo2.Name != "op_Explicit")) && methodInfo2.ReturnType == to)
{
ParameterInfo[] parameters = methodInfo2.GetParameters();
if (parameters.Length == 1 && parameters[0].ParameterType == from)
{
op = methodInfo2;
return true;
}
}
}
op = null;
return false;
}
public static AttributeMap[] Create(TypeModel model, Assembly assembly)
{
#if FEAT_IKVM
const bool inherit = false;
System.Collections.Generic.IList <CustomAttributeData> all = assembly.__GetCustomAttributes(model.MapType(typeof(Attribute)), inherit);
AttributeMap[] result = new AttributeMap[all.Count];
int index = 0;
foreach (CustomAttributeData attrib in all)
{
result[index++] = new AttributeDataMap(attrib);
}
return(result);
#else
#if WINRT || COREFX
Attribute[] all = System.Linq.Enumerable.ToArray(assembly.GetCustomAttributes());
#else
const bool inherit = false;
object[] all = assembly.GetCustomAttributes(inherit);
#endif
AttributeMap[] result = new AttributeMap[all.Length];
for (int i = 0; i < all.Length; i++)
{
result[i] = new ReflectionAttributeMap((Attribute)all[i]);
}
return(result);
#endif
}
protected MethodInfo GetEnumeratorInfo(TypeModel model, out MethodInfo moveNext, out MethodInfo current)
{
Type type = null;
Type expectedType = this.ExpectedType;
MethodInfo instanceMethod = Helpers.GetInstanceMethod(expectedType, "GetEnumerator", null);
Type expectedType2 = this.Tail.ExpectedType;
Type returnType;
Type type2;
if (instanceMethod != null)
{
returnType = instanceMethod.ReturnType;
type2 = returnType;
moveNext = Helpers.GetInstanceMethod(type2, "MoveNext", null);
PropertyInfo property = Helpers.GetProperty(type2, "Current", false);
current = ((property != null) ? Helpers.GetGetMethod(property, false, false) : null);
if (moveNext == null && model.MapType(ListDecorator.ienumeratorType).IsAssignableFrom(type2))
{
moveNext = Helpers.GetInstanceMethod(model.MapType(ListDecorator.ienumeratorType), "MoveNext", null);
}
if (moveNext != null && moveNext.ReturnType == model.MapType(typeof(bool)) && current != null && current.ReturnType == expectedType2)
{
return instanceMethod;
}
MethodInfo methodInfo;
current = (methodInfo = null);
moveNext = methodInfo;
}
Type type3 = model.MapType(typeof(IEnumerable<>), false);
if (type3 != null)
{
type3 = type3.MakeGenericType(new Type[]
{
expectedType2
});
type = type3;
}
if (type != null && type.IsAssignableFrom(expectedType))
{
instanceMethod = Helpers.GetInstanceMethod(type, "GetEnumerator");
returnType = instanceMethod.ReturnType;
type2 = returnType;
moveNext = Helpers.GetInstanceMethod(model.MapType(ListDecorator.ienumeratorType), "MoveNext");
current = Helpers.GetGetMethod(Helpers.GetProperty(type2, "Current", false), false, false);
return instanceMethod;
}
type = model.MapType(ListDecorator.ienumerableType);
instanceMethod = Helpers.GetInstanceMethod(type, "GetEnumerator");
returnType = instanceMethod.ReturnType;
type2 = returnType;
moveNext = Helpers.GetInstanceMethod(type2, "MoveNext");
current = Helpers.GetGetMethod(Helpers.GetProperty(type2, "Current", false), false, false);
return instanceMethod;
}
internal static bool IdentifyImmutable(TypeModel model, Type declaredType, out MethodInfo builderFactory, out MethodInfo add, out MethodInfo addRange, out MethodInfo finish)
{
builderFactory = add = addRange = finish = null;
if (model == null || declaredType == null) return false;
#if WINRT
TypeInfo declaredTypeInfo = declaredType.GetTypeInfo();
#else
Type declaredTypeInfo = declaredType;
#endif
// try to detect immutable collections; firstly, they are all generic, and all implement IReadOnlyCollection<T> for some T
if(!declaredTypeInfo.IsGenericType) return false;
#if WINRT
Type[] typeArgs = declaredTypeInfo.GenericTypeArguments, effectiveType;
#else
Type[] typeArgs = declaredTypeInfo.GetGenericArguments(), effectiveType;
#endif
switch (typeArgs.Length)
{
case 1:
effectiveType = typeArgs;
break; // fine
case 2:
Type kvp = model.MapType(typeof(System.Collections.Generic.KeyValuePair<,>));
if (kvp == null) return false;
kvp = kvp.MakeGenericType(typeArgs);
effectiveType = new Type[] { kvp };
break;
default:
return false; // no clue!
}
if (ResolveIReadOnlyCollection(declaredType, null) == null) return false; // no IReadOnlyCollection<T> found
// and we want to use the builder API, so for generic Foo<T> or IFoo<T> we want to use Foo.CreateBuilder<T>
string name = declaredType.Name;
int i = name.IndexOf('`');
if (i <= 0) return false;
name = declaredTypeInfo.IsInterface ? name.Substring(1, i - 1) : name.Substring(0, i);
Type outerType = model.GetType(declaredType.Namespace + "." + name, declaredTypeInfo.Assembly);
// I hate special-cases...
if (outerType == null && name == "ImmutableSet")
{
outerType = model.GetType(declaredType.Namespace + ".ImmutableHashSet", declaredTypeInfo.Assembly);
}
if (outerType == null) return false;
#if WINRT
foreach (MethodInfo method in outerType.GetTypeInfo().DeclaredMethods)
#else
foreach (MethodInfo method in outerType.GetMethods())
#endif
{
if (!method.IsStatic || method.Name != "CreateBuilder" || !method.IsGenericMethodDefinition || method.GetParameters().Length != 0
|| method.GetGenericArguments().Length != typeArgs.Length) continue;
builderFactory = method.MakeGenericMethod(typeArgs);
break;
}
Type voidType = model.MapType(typeof(void));
if (builderFactory == null || builderFactory.ReturnType == null || builderFactory.ReturnType == voidType) return false;
add = Helpers.GetInstanceMethod(builderFactory.ReturnType, "Add", effectiveType);
if (add == null) return false;
finish = Helpers.GetInstanceMethod(builderFactory.ReturnType, "ToImmutable", Helpers.EmptyTypes);
if (finish == null || finish.ReturnType == null || finish.ReturnType == voidType) return false;
if (!(finish.ReturnType == declaredType || Helpers.IsAssignableFrom(declaredType, finish.ReturnType))) return false;
addRange = Helpers.GetInstanceMethod(builderFactory.ReturnType, "AddRange", new Type[] { declaredType });
if (addRange == null)
{
Type enumerable = model.MapType(typeof(System.Collections.Generic.IEnumerable<>), false);
if (enumerable != null)
{
addRange = Helpers.GetInstanceMethod(builderFactory.ReturnType, "AddRange", new Type[] { enumerable.MakeGenericType(effectiveType) });
}
}
return true;
}
internal static bool CheckCallbackParameters(TypeModel model, MethodInfo method)
{
ParameterInfo[] parameters = method.GetParameters();
for (int i = 0; i < parameters.Length; i++)
{
Type parameterType = parameters[i].ParameterType;
if (parameterType != model.MapType(typeof(SerializationContext)))
{
if (parameterType != model.MapType(typeof(Type)))
{
return false;
}
}
}
return true;
}