{"ast_node_type":"other","tokens":[{"end":44,"kind":"keyword","start":0,"text":"PeelKind::ExplicitDerefPat"}]}
            PeelKind::ExplicitDerefPat => 0,
        let pat_ref_layers = match peel_kind {
            PeelKind::Implicit { pat_ref_layers, .. } => pat_ref_layers,