{"ast_node_type":"function","tokens":[{"end":71,"kind":"keyword","start":0,"text":"const"}]}
    const fn peel_until_adt(opt_adt_def: Option<DefId>) -> AdjustMode {
impl AdjustMode {
        AdjustMode::Peel { kind: PeelKind::Implicit { until_adt: opt_adt_def, pat_ref_layers: 0 } }