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Rollup merge of #98727 - notriddle:notriddle/issue-98697, r=GuillaumeGomez

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rustdoc: filter '_ lifetimes from ty::PolyTraitRef

Fixes #98697
This commit is contained in:
Matthias Krüger 2022-07-01 06:05:55 +02:00 committed by GitHub
commit e59693a046
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3 changed files with 23 additions and 1 deletions
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2
src/librustdoc/clean/mod.rs
View File

@ -167,7 +167,7 @@ fn clean_poly_trait_ref_with_bindings<'tcx>(
.collect_referenced_late_bound_regions(&poly_trait_ref)
.into_iter()
.filter_map(|br| match br {
ty::BrNamed(_, name) => Some(GenericParamDef {
ty::BrNamed(_, name) if name != kw::UnderscoreLifetime => Some(GenericParamDef {
name,
kind: GenericParamDefKind::Lifetime { outlives: vec![] },
}),

9
src/test/rustdoc/auxiliary/issue-98697-reexport-with-anonymous-lifetime.rs Normal file
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@ -0,0 +1,9 @@
/// When reexporting this function, make sure the anonymous lifetimes are not rendered.
///
/// https://github.com/rust-lang/rust/issues/98697
pub fn repro<F>()
where
F: Fn(&str),
{
unimplemented!()
}

13
src/test/rustdoc/issue-98697.rs Normal file
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@ -0,0 +1,13 @@
// aux-build:issue-98697-reexport-with-anonymous-lifetime.rs
// ignore-cross-compile
// When reexporting a function with a HRTB with anonymous lifetimes,
// make sure the anonymous lifetimes are not rendered.
//
// https://github.com/rust-lang/rust/issues/98697
extern crate issue_98697_reexport_with_anonymous_lifetime;
// @has issue_98697/fn.repro.html '//pre[@class="rust fn"]/code' 'fn repro<F>() where F: Fn(&str)'
// @!has issue_98697/fn.repro.html '//pre[@class="rust fn"]/code' 'for<'
pub use issue_98697_reexport_with_anonymous_lifetime::repro;