{"ast_node_type":"other","tokens":[{"end":74,"kind":"keyword","start":0,"text":"match"}]}
        match (capture_info_a.capture_kind, capture_info_b.capture_kind) {
        // (ByUse | ByValue) > MutBorrow > UniqueImmBorrow > ImmBorrow
            (ty::UpvarCapture::ByUse, ty::UpvarCapture::ByValue)