Function rustc_trait_selection::traits::util::impl_subject_and_oblig
source ยท pub(crate) fn impl_subject_and_oblig<'a, 'tcx>(
selcx: &SelectionContext<'a, 'tcx>,
param_env: ParamEnv<'tcx>,
impl_def_id: DefId,
impl_args: GenericArgsRef<'tcx>,
cause: impl Fn(usize, Span) -> ObligationCause<'tcx>,
) -> (ImplSubject<'tcx>, impl Iterator<Item = PredicateObligation<'tcx>>)
Expand description
Instantiate all bound parameters of the impl subject with the given args, returning the resulting subject and all obligations that arise. The obligations are closed under normalization.