bjoernager/rust
bjoernager/rust
1
Fork 0
Code Issues Pull requests Activity

Add comments to opportunistic resolve functions

Browse source
This commit is contained in:
Jack Huey 2021-05-15 23:36:10 -04:00
parent 909d0e83d6
commit c6e4284f8b
1 changed files with 4 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

4
compiler/rustc_infer/src/infer/region_constraints/mod.rs
View file

@ -623,10 +623,14 @@ impl<'tcx> RegionConstraintCollector<'_, 'tcx> {
}
}
/// Resolves the passed RegionVid to the root RegionVid in the unification table
pub fn opportunistic_resolve_var(&mut self, rid: ty::RegionVid) -> ty::RegionVid {
self.unification_table().find(rid).vid
}
/// If the Region is a `ReVar`, then resolves it either to the root value in
/// the unification table, if it exists, or to the root `ReVar` in the table.
/// If the Region is not a `ReVar`, just returns the Region itself.
pub fn opportunistic_resolve_region(
&mut self,
tcx: TyCtxt<'tcx>,