{"ast_node_type":"other","tokens":[{"end":51,"kind":"keyword","start":0,"text":"WellKnownTrait::FnOnce"}]}
        WellKnownTrait::FnOnce => LangItem::FnOnce,
        WellKnownTrait::FnMut => LangItem::FnMut,
        WellKnownTrait::AsyncFn => LangItem::AsyncFn,