Module type Engine.Env

type t
type term
val create : unit -> t
val copy : t -> t
val clear : t -> unit
val used : t -> string -> bool
val fresh : t -> sanitizer:( 'a -> string ) -> ?suggest:bool -> 'a -> string
val define : t -> string -> term -> unit
val unfold : t -> term -> unit
val shared : t -> term -> bool
val shareable : t -> term -> bool
val set_indexed_vars : t -> unit
val iter : ( string -> term -> unit ) -> t -> unit