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Make a minimal amount of region APIs public

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Xavier Denis 2024-05-08 17:01:47 +02:00 committed by Xavier Denis
parent 31e6e8c6c5
commit d4c6c772c3
1 changed files with 14 additions and 5 deletions
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19
compiler/rustc_borrowck/src/region_infer/mod.rs
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@ -1328,14 +1328,20 @@ impl<'tcx> RegionInferenceContext<'tcx> {
})
}
// Evaluate whether `sup_region == sub_region`.
fn eval_equal(&self, r1: RegionVid, r2: RegionVid) -> bool {
/// Evaluate whether `sup_region == sub_region`.
///
/// Panics if called before `solve()` executes,
// This is `pub` because it's used by unstable external borrowck data users, see `consumers.rs`.
pub fn eval_equal(&self, r1: RegionVid, r2: RegionVid) -> bool {
self.eval_outlives(r1, r2) && self.eval_outlives(r2, r1)
}
// Evaluate whether `sup_region: sub_region`.
/// Evaluate whether `sup_region: sub_region`.
///
/// Panics if called before `solve()` executes,
// This is `pub` because it's used by unstable external borrowck data users, see `consumers.rs`.
#[instrument(skip(self), level = "debug", ret)]
fn eval_outlives(&self, sup_region: RegionVid, sub_region: RegionVid) -> bool {
pub fn eval_outlives(&self, sup_region: RegionVid, sub_region: RegionVid) -> bool {
debug!(
"sup_region's value = {:?} universal={:?}",
self.region_value_str(sup_region),
@ -2248,7 +2254,10 @@ impl<'tcx> RegionInferenceContext<'tcx> {
}
/// Access to the SCC constraint graph.
pub(crate) fn constraint_sccs(&self) -> &Sccs<RegionVid, ConstraintSccIndex> {
/// This can be used to quickly under-approximate the regions which are equal to each other
/// and their relative orderings.
// This is `pub` because it's used by unstable external borrowck data users, see `consumers.rs`.
pub fn constraint_sccs(&self) -> &Sccs<RegionVid, ConstraintSccIndex> {
self.constraint_sccs.as_ref()
}