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Allow iterators instead of requiring slices that will get turned into iterators

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This commit is contained in:
Oli Scherer
2022-11-17 13:00:35 +00:00
parent bd40c10751
commit ec8d01fdcc
35 changed files with 69 additions and 68 deletions
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6
compiler/rustc_trait_selection/src/traits/util.rs
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@@ -241,7 +241,7 @@ pub fn predicate_for_trait_def<'tcx>(
self_ty: Ty<'tcx>,
params: &[GenericArg<'tcx>],
) -> PredicateObligation<'tcx> {
let trait_ref = tcx.mk_trait_ref(trait_def_id, self_ty, params);
let trait_ref = tcx.mk_trait_ref(trait_def_id, self_ty, params.iter().copied());
predicate_for_trait_ref(tcx, cause, param_env, trait_ref, recursion_depth)
}
@@ -304,7 +304,7 @@ pub fn closure_trait_ref_and_return_type<'tcx>(
TupleArgumentsFlag::Yes => tcx.intern_tup(sig.skip_binder().inputs()),
};
debug_assert!(!self_ty.has_escaping_bound_vars());
let trait_ref = tcx.mk_trait_ref(fn_trait_def_id, self_ty, &[arguments_tuple.into()]);
let trait_ref = tcx.mk_trait_ref(fn_trait_def_id, self_ty, [arguments_tuple.into()]);
sig.map_bound(|sig| (trait_ref, sig.output()))
}
@@ -316,7 +316,7 @@ pub fn generator_trait_ref_and_outputs<'tcx>(
) -> ty::Binder<'tcx, (ty::TraitRef<'tcx>, Ty<'tcx>, Ty<'tcx>)> {
debug_assert!(!self_ty.has_escaping_bound_vars());
let trait_ref =
tcx.mk_trait_ref(fn_trait_def_id, self_ty, &[sig.skip_binder().resume_ty.into()]);
tcx.mk_trait_ref(fn_trait_def_id, self_ty, [sig.skip_binder().resume_ty.into()]);
sig.map_bound(|sig| (trait_ref, sig.yield_ty, sig.return_ty))
}