diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/constr.ml | 6 | ||||
| -rw-r--r-- | kernel/constr.mli | 10 |
2 files changed, 16 insertions, 0 deletions
diff --git a/kernel/constr.ml b/kernel/constr.ml index ce20751abc..0ae3fb474d 100644 --- a/kernel/constr.ml +++ b/kernel/constr.ml @@ -235,6 +235,12 @@ let mkVar id = Var id let kind c = c +(* The other way around. We treat specifically smart constructors *) +let of_kind = function +| App (f, a) -> mkApp (f, a) +| Cast (c, knd, t) -> mkCast (c, knd, t) +| k -> k + (****************************************************************************) (* Functions to recur through subterms *) (****************************************************************************) diff --git a/kernel/constr.mli b/kernel/constr.mli index 7095dbe6f9..c8be89fe2b 100644 --- a/kernel/constr.mli +++ b/kernel/constr.mli @@ -223,6 +223,7 @@ type ('constr, 'types) kind_of_term = term *) val kind : constr -> (constr, types) kind_of_term +val of_kind : (constr, types) kind_of_term -> constr (** [equal a b] is true if [a] equals [b] modulo alpha, casts, and application grouping *) @@ -310,6 +311,15 @@ val compare_head_gen : (bool -> Univ.Instance.t -> Univ.Instance.t -> bool) -> (constr -> constr -> bool) -> constr -> constr -> bool +val compare_head_gen_leq_with : + (constr -> (constr,types) kind_of_term) -> + (constr -> (constr,types) kind_of_term) -> + (bool -> Univ.Instance.t -> Univ.Instance.t -> bool) -> + (Sorts.t -> Sorts.t -> bool) -> + (constr -> constr -> bool) -> + (constr -> constr -> bool) -> + constr -> constr -> bool + (** [compare_head_gen_with k1 k2 u s f c1 c2] compares [c1] and [c2] like [compare_head_gen u s f c1 c2], except that [k1] (resp. [k2]) is used,rather than {!kind}, to expose the immediate subterms of |