}
fn visit_lifetime(&mut self, lifetime: &hir::Lifetime) {
- let br_index = match self.bound_region {
- ty::BrAnon(index) => index,
- _ => return,
- };
let hir_id = self.infcx.tcx.hir.node_to_hir_id(lifetime.id);
- match self.infcx.tcx.named_region(hir_id) {
+ match (self.infcx.tcx.named_region(hir_id), self.bound_region) {
// the lifetime of the TyPath!
- Some(rl::Region::LateBoundAnon(debruijn_index, anon_index)) => {
+ (Some(rl::Region::LateBoundAnon(debruijn_index, anon_index)), ty::BrAnon(br_index)) => {
if debruijn_index.depth == 1 && anon_index == br_index {
self.found_it = true;
+ return;
+ }
+ }
+
+ (Some(rl::Region::EarlyBound(_, id)), ty::BrNamed(def_id, _)) => {
+ debug!("EarlyBound self.infcx.tcx.hir.local_def_id(id)={:?} \
+ def_id={:?}",
+ self.infcx.tcx.hir.local_def_id(id),
+ def_id);
+ if self.infcx.tcx.hir.local_def_id(id) == def_id {
+ self.found_it = true;
+ return; // we can stop visiting now
}
}
- Some(rl::Region::Static) |
- Some(rl::Region::EarlyBound(_, _)) |
- Some(rl::Region::LateBound(_, _)) |
- Some(rl::Region::Free(_, _)) |
- None => {
+
+ (Some(rl::Region::LateBound(debruijn_index, id)), ty::BrNamed(def_id, _)) => {
+ debug!("FindNestedTypeVisitor::visit_ty: LateBound depth = {:?}",
+ debruijn_index.depth);
+ debug!("self.infcx.tcx.hir.local_def_id(id)={:?}",
+ self.infcx.tcx.hir.local_def_id(id));
+ debug!("def_id={:?}", def_id);
+ if debruijn_index.depth == 1 && self.infcx.tcx.hir.local_def_id(id) == def_id {
+ self.found_it = true;
+ return; // we can stop visiting now
+ }
+ }
+
+ (Some(rl::Region::Static), _) |
+ (Some(rl::Region::EarlyBound(_, _)), _) |
+ (Some(rl::Region::LateBound(_, _)), _) |
+ (Some(rl::Region::LateBoundAnon(_, _)), _) |
+ (Some(rl::Region::Free(_, _)), _) |
+ (None, _) => {
debug!("no arg found");
}
}