Indexed_pool.Update
val apply : t -> t -> t
type t
val to_yojson : t -> Yojson.Safe.t
include Ppx_sexp_conv_lib.Sexpable.S with type t := t
val t_of_sexp : Sexplib0__.Sexp.t -> t
val sexp_of_t : t -> Sexplib0__.Sexp.t
val merge : t -> t -> t
val empty : t