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make param bound vars visibly bound vars

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This commit is contained in:
Boxy 2023-03-23 00:07:55 +00:00
parent 77d50a8870
commit 3f7aeb30ae
1 changed files with 5 additions and 1 deletions
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6
compiler/rustc_middle/src/ty/print/pretty.rs
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@ -704,7 +704,11 @@ pub trait PrettyPrinter<'tcx>:
ty::BoundTyKind::Anon(bv) => { ty::BoundTyKind::Anon(bv) => {
self.pretty_print_bound_var(debruijn, ty::BoundVar::from_u32(bv))? self.pretty_print_bound_var(debruijn, ty::BoundVar::from_u32(bv))?
} }
ty::BoundTyKind::Param(_, s) => p!(write("{}", s)), ty::BoundTyKind::Param(_, s) => match self.should_print_verbose() {
true if debruijn == ty::INNERMOST => p!(write("^{}", s)),
true => p!(write("^{}_{}", debruijn.index(), s)),
false => p!(write("{}", s)),
},
}, },
ty::Adt(def, substs) => { ty::Adt(def, substs) => {
p!(print_def_path(def.did(), substs)); p!(print_def_path(def.did(), substs));