Tree.Make
module Store : Irmin.Generic_key.S
type kinded_key = Store.Tree.kinded_key
val kinded_key_t : kinded_key Irmin.Type.t
type concrete = Store.Tree.concrete
val concrete_t : concrete Irmin.Type.t
type t =
| Key of kinded_key
| Concrete of concrete
val t : t Irmin.Type.t