{"ast_node_type":"other","tokens":[{"end":49,"kind":"keyword","start":0,"text":"LangItem::Tuple"}]}
        LangItem::Tuple => WellKnownTrait::Tuple,
        LangItem::Unsize => WellKnownTrait::Unsize,
        LangItem::PointeeTrait => WellKnownTrait::Pointee,