bjoernager/rust
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Use chaining for DiagnosticBuilder construction and emit.

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To avoid the use of a mutable local variable, and because it reads more
nicely.
This commit is contained in:
Nicholas Nethercote 2024-01-03 17:03:10 +11:00
parent 589591efde
commit bd4e623485
22 changed files with 193 additions and 183 deletions
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8
compiler/rustc_hir_analysis/src/collect/resolve_bound_vars.rs
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@ -750,12 +750,12 @@ impl<'a, 'tcx> Visitor<'tcx> for BoundVarContext<'a, 'tcx> {
kind: hir::ItemKind::OpaqueTy { .. }, ..
}) = self.tcx.hir_node(parent_id)
{
let mut err = self.tcx.dcx().struct_span_err(
self.tcx.dcx().struct_span_err(
lifetime.ident.span,
"higher kinded lifetime bounds on nested opaque types are not supported yet",
);
err.span_note(self.tcx.def_span(def_id), "lifetime declared here");
err.emit();
)
.span_note_mv(self.tcx.def_span(def_id), "lifetime declared here")
.emit();
self.uninsert_lifetime_on_error(lifetime, def.unwrap());
}
}