{"ast_node_type":"other","tokens":[{"end":42,"kind":"keyword","start":0,"text":"Res::ToolMod"}]}
            Res::ToolMod => "tool module",
            Res::SelfTyParam { .. } | Res::SelfTyAlias { .. } => "self type",
            Res::NonMacroAttr(attr_kind) => attr_kind.descr(),