bjoernager/rust
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if $c:expr { Some($r:expr) } else { None } =>> $c.then(|| $r)

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This commit is contained in:
Maybe Waffle 2023-02-15 11:43:41 +00:00
parent af3c8b2726
commit 8751fa1a9a
54 changed files with 159 additions and 281 deletions
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10
compiler/rustc_lint/src/context.rs
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@ -487,7 +487,7 @@ impl LintStore {
let mut groups: Vec<_> = self
.lint_groups
.iter()
.filter_map(|(k, LintGroup { depr, .. })| if depr.is_none() { Some(k) } else { None })
.filter_map(|(k, LintGroup { depr, .. })| depr.is_none().then(|| k))
.collect();
groups.sort();
let groups = groups.iter().map(|k| Symbol::intern(k));
@ -1112,11 +1112,9 @@ impl<'tcx> LateContext<'tcx> {
.maybe_typeck_results()
.filter(|typeck_results| typeck_results.hir_owner == id.owner)
.or_else(|| {
if self.tcx.has_typeck_results(id.owner.to_def_id()) {
Some(self.tcx.typeck(id.owner.def_id))
} else {
None
}
self.tcx
.has_typeck_results(id.owner.to_def_id())
.then(|| self.tcx.typeck(id.owner.def_id))
})
.and_then(|typeck_results| typeck_results.type_dependent_def(id))
.map_or(Res::Err, |(kind, def_id)| Res::Def(kind, def_id)),