private void AddPropertyFieldInitialization(FieldDefinition backingField,
TypeSpec propertyType,
List<Action<ILProcessor>> ctorIlActions)
{
if (propertyType.Maybe().OfType<TransformedType>().Select(x => x.MappedAsValueObject).OrDefault())
{
var typeInfo = this.clientTypeInfoDict[propertyType];
ctorIlActions.Add(il =>
{
il.Emit(OpCodes.Ldarg_0);
il.Emit(OpCodes.Newobj, typeInfo.EmptyPocoCtor);
il.Emit(OpCodes.Stfld, backingField);
});
}
else if (propertyType.IsCollection)
{
var genericInstanceFieldType = (GenericInstanceType)backingField.FieldType;
var listReference = Import(typeof(List<>));
var listCtor = listReference.Resolve().GetConstructors().First(x => x.Parameters.Count == 0);
var listCtorInstance =
Import(listCtor).MakeHostInstanceGeneric(genericInstanceFieldType.GenericArguments[0]);
ctorIlActions.Add(il =>
{
il.Emit(OpCodes.Ldarg_0);
il.Emit(OpCodes.Newobj, listCtorInstance);
il.Emit(OpCodes.Stfld, backingField);
});
}
else if (propertyType.IsDictionary)
{
var genericInstanceFieldType = (GenericInstanceType)backingField.FieldType;
var dictReference = Import(typeof(Dictionary<,>));
var dictCtor = dictReference.Resolve().GetConstructors().First(x => x.Parameters.Count == 0);
var dictCtorInstance =
Import(dictCtor).MakeHostInstanceGeneric(genericInstanceFieldType.GenericArguments.ToArray());
ctorIlActions.Add(il =>
{
il.Emit(OpCodes.Ldarg_0);
il.Emit(OpCodes.Newobj, dictCtorInstance);
il.Emit(OpCodes.Stfld, backingField);
});
}
}
