{"ast_node_type":"other","tokens":[{"end":58,"kind":"keyword","start":0,"text":"|"}]}
        | (ty::ClosureKind::FnMut, ty::ClosureKind::FnMut)
        (ty::ClosureKind::Fn, ty::ClosureKind::Fn)
        | (ty::ClosureKind::FnOnce, ty::ClosureKind::FnOnce) => {