public static bool IsSerializable(FieldDefinition field, IReadOnlyDictionary <GenericParameter, TypeReference> arguments)
{
if (IsSerializableModifier(field))
{
MonoSerializableScope scope = new MonoSerializableScope(field, arguments);
return(IsFieldTypeSerializable(scope));
}
return(false);
}
public static bool IsFieldTypeSerializable(MonoSerializableScope scope)
{
TypeReference fieldType = scope.FieldType;
// if it's generic parameter then get its real type
if (fieldType.IsGenericParameter)
{
GenericParameter parameter = (GenericParameter)fieldType;
fieldType = scope.Arguments[parameter];
}
if (fieldType.IsArray)
{
ArrayType array = (ArrayType)fieldType;
// one dimention array only
if (!array.IsVector)
{
return(false);
}
// if it's generic parameter then get its real type
TypeReference elementType = array.ElementType;
if (elementType.IsGenericParameter)
{
GenericParameter parameter = (GenericParameter)elementType;
elementType = scope.Arguments[parameter];
}
// array of arrays isn't serializable
if (elementType.IsArray)
{
return(false);
}
// array of generics isn't serializable
if (MonoType.IsSerializableGeneric(elementType))
{
return(false);
}
// check if array element is serializable
MonoSerializableScope elementScope = new MonoSerializableScope(scope.DeclaringType, elementType, true, scope.Arguments);
return(IsFieldTypeSerializable(elementScope));
}
if (MonoType.IsList(fieldType))
{
// list is serialized same way as array, so check its argument
GenericInstanceType list = (GenericInstanceType)fieldType;
TypeReference listElement = list.GenericArguments[0];
// if it's generic parameter then get its real type
if (listElement.IsGenericParameter)
{
GenericParameter parameter = (GenericParameter)listElement;
listElement = scope.Arguments[parameter];
}
// list of arrays isn't serializable
if (listElement.IsArray)
{
return(false);
}
// list of buildin generics isn't serializable
if (MonoType.IsBuiltinGeneric(listElement))
{
return(false);
}
// check if list element is serializable
MonoSerializableScope elementScope = new MonoSerializableScope(scope.DeclaringType, listElement, true, scope.Arguments);
return(IsFieldTypeSerializable(elementScope));
}
if (fieldType.IsPrimitive)
{
return(true);
}
if (MonoType.IsString(fieldType))
{
return(true);
}
if (MonoType.IsEngineStruct(fieldType))
{
return(true);
}
if (MonoType.IsEnginePointer(fieldType))
{
return(true);
}
if (MonoType.IsObject(fieldType))
{
return(false);
}
if (fieldType.IsGenericInstance)
{
return(MonoType.IsSerializableGeneric(fieldType));
}
if (IsRecursive(scope.DeclaringType, fieldType))
{
return(scope.IsArrayElement);
}
TypeDefinition definition = fieldType.Resolve();
if (definition.IsInterface)
{
return(false);
}
if (definition.IsAbstract)
{
return(false);
}
if (MonoType.IsCompilerGenerated(definition))
{
return(false);
}
if (definition.IsSerializable)
{
return(true);
}
if (definition.IsEnum)
{
return(true);
}
return(false);
}