private ILCodeParameter GenerateCollectionContent(ExtendedType target, string refName)
{
var collectionMembers = new CollectionMembers(target);
var isValueType = collectionMembers.ElementType.IsValueType;
var collectionLocal = _il.DeclareLocal("collection", collectionMembers.VariableType);
_il.Construct(collectionMembers.Constructor);
_il.Cast(collectionMembers.VariableType);
_il.Var.Set(collectionLocal);
var valueLocal = DeclareCollectionItemLocal("cv", collectionMembers.ElementType); ;
if (collectionMembers.ElementTypeExt.IsValueOrNullableOfValue()) {
_il.Snippets.WhileLoop(il => { // While condition
_il.Snippets.InvokeMethod(_visitorVariable, Members.VisitorTryVisitValue[collectionMembers.ElementType], Members.VisitArgsCollectionItem, valueLocal);
var valueNotFoundLabel = _il.DefineLabel();
_il.TransferLongIfFalse(valueNotFoundLabel);
if (isValueType) {
_il.Snippets.InvokeMethod(valueLocal, Members.Nullable[collectionMembers.ElementType].GetHasValue);
}
else {
_il.Snippets.AreEqual(valueLocal, ILCodeParameter.Null);
_il.Negate();
}
var isNullLabel = _il.DefineLabel();
_il.TransferLong(isNullLabel);
_il.MarkLabel(valueNotFoundLabel);
_il.LoadValue(0);
_il.MarkLabel(isNullLabel);
}, il => {
_il.Var.Load(collectionLocal);
GenerateLoadParamValueCode(valueLocal);
_il.CallVirt(collectionMembers.Add);
});
}
else if (collectionMembers.ElementTypeExt.Class == TypeClass.Dictionary) {
_il.Snippets.WhileLoop(il => { // Condition
var callTryVisit = new CallMethodILCode(_visitorVariable, Members.VisitorTryVisit, Members.VisitArgsDictionaryInCollection);
_il.Snippets.AreEqual(callTryVisit, (int)ValueState.Found);
}, il => {
var contentParam = GenerateDictionaryEnumerateCode(collectionMembers.ElementType, refName);
_il.Snippets.InvokeMethod(_visitorVariable, Members.VisitorLeave, Members.VisitArgsDictionaryInCollection);
_il.Snippets.InvokeMethod(collectionLocal, collectionMembers.Add, contentParam);
});
}
else if (collectionMembers.ElementTypeExt.Class == TypeClass.Collection) {
_il.Snippets.WhileLoop(il => { // Condition
var callTryVisit = new CallMethodILCode(_visitorVariable, Members.VisitorTryVisit, Members.VisitArgsCollectionInCollection);
_il.Snippets.AreEqual(callTryVisit, (int)ValueState.Found);
}, il => {
var contentParam = GenerateCollectionContent(collectionMembers.ElementTypeExt, refName);
_il.Snippets.InvokeMethod(_visitorVariable, Members.VisitorLeave, Members.VisitArgsCollectionInCollection);
_il.Snippets.InvokeMethod(collectionLocal, collectionMembers.Add, contentParam);
});
}
else {
_il.Snippets.WhileLoop(il => {
var callTryVisit = new CallMethodILCode(_visitorVariable, Members.VisitorTryVisit, Members.VisitArgsCollectionItem);
_il.Snippets.AreEqual(callTryVisit, (int)ValueState.Found);
}, il => {
GenerateCreateAndChildCallCode(valueLocal);
_il.Snippets.InvokeMethod(_visitorVariable, Members.VisitorLeave, Members.VisitArgsCollectionItem);
_il.Snippets.InvokeMethod(collectionLocal, collectionMembers.Add, valueLocal);
});
}
if (target.Ref.IsArray)
return new CallMethodILCode(collectionMembers.ToArray, collectionLocal);
return collectionLocal;
}
private ILPointer GenerateCollectionContent(ExtendedType target, string refName)
{
var collectionMembers = new CollectionMembers(target);
var isValueType = collectionMembers.ElementType.GetTypeInfo().IsValueType;
var collectionLocal = _il.NewLocal(collectionMembers.VariableType);
var collection = ILPointer.New(collectionMembers.Constructor)
.Cast(collectionMembers.VariableType);
_il.Set(collectionLocal, collection);
var valueLocal = DeclareCollectionItemLocal(collectionMembers.ElementType);;
if (collectionMembers.ElementTypeExt.IsValueOrNullableOfValue())
{
_il.WhileLoop(il => { // While condition
_il.InvokeMethod(_visitorVariable, Members.VisitorTryVisitValue[collectionMembers.ElementType], Members.VisitArgsCollectionItem, valueLocal);
var valueNotFoundLabel = _il.NewLabel();
valueNotFoundLabel.TransferLongIfFalse();
if (isValueType)
{
_il.InvokeMethod(valueLocal, Members.Nullable[collectionMembers.ElementType].GetHasValue);
}
else
{
_il.AreEqual(valueLocal, ILPointer.Null);
_il.Negate();
}
var isNullLabel = _il.NewLabel();
isNullLabel.TransferLong();
valueNotFoundLabel.Mark();
_il.Load(0);
isNullLabel.Mark();
}, il => {
_il.Load(collectionLocal);
GenerateLoadParamValueCode(valueLocal);
_il.EmitCall(OpCodes.Callvirt, collectionMembers.Add, null);
});
}
else if (collectionMembers.ElementTypeExt.Classification == TypeClassification.Dictionary)
{
_il.WhileLoop(il => { // Condition
var callTryVisit = new ILCallMethodSnippet(_visitorVariable, Members.VisitorTryVisit, Members.VisitArgsDictionaryInCollection);
_il.AreEqual(callTryVisit, (int)ValueState.Found);
}, il => {
var contentParam = GenerateDictionaryEnumerateCode(collectionMembers.ElementType, refName);
_il.InvokeMethod(_visitorVariable, Members.VisitorLeave, Members.VisitArgsDictionaryInCollection);
_il.InvokeMethod(collectionLocal, collectionMembers.Add, contentParam);
});
}
else if (collectionMembers.ElementTypeExt.Classification == TypeClassification.Collection)
{
_il.WhileLoop(il => { // Condition
var callTryVisit = new ILCallMethodSnippet(_visitorVariable, Members.VisitorTryVisit, Members.VisitArgsCollectionInCollection);
_il.AreEqual(callTryVisit, (int)ValueState.Found);
}, il => {
var contentParam = GenerateCollectionContent(collectionMembers.ElementTypeExt, refName);
_il.InvokeMethod(_visitorVariable, Members.VisitorLeave, Members.VisitArgsCollectionInCollection);
_il.InvokeMethod(collectionLocal, collectionMembers.Add, contentParam);
});
}
else
{
_il.WhileLoop(il => {
var callTryVisit = new ILCallMethodSnippet(_visitorVariable, Members.VisitorTryVisit, Members.VisitArgsCollectionItem);
_il.AreEqual(callTryVisit, (int)ValueState.Found);
}, il => {
GenerateCreateAndChildCallCode(valueLocal);
_il.InvokeMethod(_visitorVariable, Members.VisitorLeave, Members.VisitArgsCollectionItem);
_il.InvokeMethod(collectionLocal, collectionMembers.Add, valueLocal);
});
}
if (target.Ref.IsArray)
{
return(new ILCallMethodSnippet(collectionMembers.ToArray, collectionLocal));
}
return(collectionLocal);
}
