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Flatten match.

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This commit is contained in:
Camille GILLOT 2021-10-31 17:21:32 +01:00
parent c44e93086d
commit ac03470c3b
1 changed files with 41 additions and 37 deletions
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32
compiler/rustc_resolve/src/late/lifetimes.rs
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@ -3076,19 +3076,28 @@ impl<'a, 'tcx> LifetimeContext<'a, 'tcx> {
scope = s; scope = s;
} }
Scope::Elision { ref elide, ref s, .. } => { Scope::Elision {
let lifetime = match *elide { elide: Elide::FreshLateAnon(named_late_bound_vars, ref counter),
Elide::FreshLateAnon(named_late_bound_vars, ref counter) => { ..
} => {
for lifetime_ref in lifetime_refs { for lifetime_ref in lifetime_refs {
let lifetime = Region::late_anon(named_late_bound_vars, counter) let lifetime =
.shifted(late_depth); Region::late_anon(named_late_bound_vars, counter).shifted(late_depth);
self.insert_lifetime(lifetime_ref, lifetime); self.insert_lifetime(lifetime_ref, lifetime);
} }
return; return;
} }
Elide::Exact(l) => l.shifted(late_depth),
Elide::Error(ref e) => { Scope::Elision { elide: Elide::Exact(l), .. } => {
let lifetime = l.shifted(late_depth);
for lifetime_ref in lifetime_refs {
self.insert_lifetime(lifetime_ref, lifetime);
}
return;
}
Scope::Elision { elide: Elide::Error(ref e), ref s, .. } => {
let mut scope = s; let mut scope = s;
loop { loop {
match scope { match scope {
@ -3112,13 +3121,8 @@ impl<'a, 'tcx> LifetimeContext<'a, 'tcx> {
} }
break Some(&e[..]); break Some(&e[..]);
} }
Elide::Forbid => break None,
}; Scope::Elision { elide: Elide::Forbid, .. } => break None,
for lifetime_ref in lifetime_refs {
self.insert_lifetime(lifetime_ref, lifetime);
}
return;
}
Scope::ObjectLifetimeDefault { s, .. } Scope::ObjectLifetimeDefault { s, .. }
| Scope::Supertrait { s, .. } | Scope::Supertrait { s, .. }