Module `Keys`

type key

val declare_equiv_keys : key -> key -> unit: Declare two keys as being equivalent.

val equiv_keys : key -> key -> bool: Check equivalence of keys.

val constr_key : ('a -> ('a, 't, 'u, 'i) Constr.kind_of_term) -> 'a -> key option: Compute the head key of a term.

val pr_keys : (Names.GlobRef.t -> Pp.t) -> Pp.t: Pretty-print the mapping