{"ast_node_type":"variable","tokens":[{"end":72,"kind":"keyword","start":0,"text":"if"}]}
    if let Some(ty::ImplTraitInTraitData::Trait { opaque_def_id, .. }) =
) -> Option<&'tcx [PreciseCapturingArgKind<Symbol, Symbol>]> {
        tcx.opt_rpitit_info(def_id.to_def_id())