{"ast_node_type":"function","tokens":[{"end":98,"kind":"keyword","start":0,"text":"pub"}]}
    pub fn mono_successors(&self, tcx: TyCtxt<'tcx>, instance: Instance<'tcx>) -> Successors<'_> {
    /// [`traversal::mono_reachable_reverse_postorder`].
        if let Some((bits, targets)) = Body::try_const_mono_switchint(tcx, instance, self) {