@Nullable
@Override
public SReference create(@NotNull TemplateGenerator generator) {
if (myInputTargetNode != null) {
// output target node might has been copied (reduced) from the input target node
// here accept only one-to-one copying
SNode ultimateTarget = generator.findCopiedOutputNodeForInputNode_unique(myInputTargetNode);
if (ultimateTarget != null) {
return createStaticReference(ultimateTarget);
}
String resolveInfo = jetbrains.mps.util.SNodeOperations.getResolveInfo(myInputTargetNode);
if (resolveInfo != null) {
return createDynamicReference(resolveInfo, getTargetModelReference(generator), null);
}
// if input was copied - return one of its copies
// this can easy produce incorrect references
SNode ambiguousTarget = generator.findCopiedOutputNodeForInputNode(myInputTargetNode);
if (ambiguousTarget != null) {
// RI_CIN is the only case doResolve_Tricky was implemented and hence checkResolveTarget
// check moved here.
if (checkResolvedTarget(generator, ambiguousTarget)) {
return createStaticReference(ambiguousTarget);
} else {
return jetbrains.mps.smodel.SReference.create(
getReferenceRole(),
getOutputSourceNode(),
generator.getOutputModel().getReference(),
null,
null);
}
}
}
return createInvalidReference(generator, null);
}
