Module Reason_graph.DatatypeReason

module DatatypeReason: Datatype.Make(sig
include Datatype.Serializable_undefined
type t = Reason_graph.reason 
val name : string
val reprs : Reason_graph.reason list
end)

include Datatype.S_no_copy
val copy : Datatype.t -> Datatype.t

Deep copy: no possible sharing between x and copy x.