{"ast_node_type":"other","tokens":[{"end":62,"kind":"keyword","start":0,"text":"ItemKind::ExternCrate(..)"}]}
            ItemKind::ExternCrate(..) => DefKind::ExternCrate,
            ItemKind::Union(..) => DefKind::Union,
            ItemKind::TyAlias(..) => DefKind::TyAlias,