type uri = E.uri
type id = E.id
type n_attrs = E.node_attrs
+type a_attrs = E.appl_attrs
type b_attrs = E.bind_attrs
| TLRef of n_attrs * int (* attrs, position indexe *)
| TGRef of n_attrs * uri (* attrs, reference *)
| TCast of term * term (* domain, element *)
- | TAppl of bool * term * term (* extended?, argument, function *)
+ | TAppl of a_attrs * term * term (* attrs, argument, function *)
| TBind of b_attrs * bind * term (* attrs, binder, scope *)
| TProj of lenv * term (* closure, member *)
and lenv = ESort (* top *)
| EBind of lenv * n_attrs * b_attrs * bind (* environment, attrs, binder *)
- | EAppl of lenv * bool * term (* environment, extended?, argument *)
+ | EAppl of lenv * a_attrs * term (* environment, attrs, argument *)
| EProj of lenv * lenv (* environment, closure *)
type entity = term E.entity
let push_bind f a y b lenv = f (EBind (lenv, a, y, b))
-let push_appl f x t lenv = f (EAppl (lenv, x, t))
+let push_appl f a t lenv = f (EAppl (lenv, a, t))
let push_proj f e lenv = f (EProj (lenv, e))
let add_bind f y b t = f (TBind (y, b, t))
-let add_appl f x v t = f (TAppl (x, v, t))
+let add_appl f a v t = f (TAppl (a, v, t))
let add_proj f e t = f (TProj (e, t))
let rec shift f c t = match c with
| ESort -> f t
- | EBind (e, _, y, b) -> add_bind (shift f e) y b t
- | EAppl (e, x, v) -> add_appl (shift f e) x v t
+ | EBind (e, _, a, b) -> add_bind (shift f e) a b t
+ | EAppl (e, a, v) -> add_appl (shift f e) a v t
| EProj (e, d) -> add_proj (shift f e) d t
let rec append f c = function
| ESort -> f c
- | EBind (e, a, y, b) -> append (push_bind f a y b) c e
- | EAppl (e, x, t) -> append (push_appl f x t) c e
+ | EBind (e, y, a, b) -> append (push_bind f y a b) c e
+ | EAppl (e, a, t) -> append (push_appl f a t) c e
| EProj (e, d) -> append (push_proj f d) c e
let resolve_lref err f id lenv =
let rec aux i = function
| ESort -> err ()
| EAppl (tl, _, _) -> aux i tl
- | EBind (tl, a, y, _) ->
- let f id0 _ = if id0 = id then f a y i else aux (succ i) tl in
+ | EBind (tl, y, a, _) ->
+ let f id0 _ = if id0 = id then f y a i else aux (succ i) tl in
let err () = aux (succ i) tl in
- E.name err f y
+ E.name err f a
| EProj (tl, d) -> append (aux i) tl d
in
aux 0 lenv
let rec get_name err f i = function
| ESort -> err i
| EAppl (tl, _, _) -> get_name err f i tl
- | EBind (_, _, y, _) when i = 0 ->
+ | EBind (_, _, a, _) when i = 0 ->
let err () = err i in
- E.name err f y
+ E.name err f a
| EBind (tl, _, _, _) -> get_name err f (pred i) tl
| EProj (tl, e) ->
let err i = get_name err f i tl in
let rec get e i = match e with
| ESort -> ESort, E.empty_node, E.empty_bind, Void
- | EBind (e, a, y, b) when i = 0 -> e, a, y, b
+ | EBind (e, y, a, b) when i = 0 -> e, y, a, b
| EBind (e, _, _, _) -> get e (pred i)
| EAppl (e, _, _) -> get e i
| EProj (e, d) -> get (append C.start e d) i
| EBind (e, _, {E.b_name = Some n}, Abst _) -> fold_names f map (map x n) e
| _ -> assert false
-let rec mem err f e y0 = match e with
+let rec mem err f e a0 = match e with
| ESort -> err ()
- | EBind (e, _, y, _) ->
- if y.E.b_name = y0.E.b_name then f () else mem err f e y0
- | EAppl (e, _, _) -> mem err f e y0
+ | EBind (e, _, a, _) ->
+ if a.E.b_name = a0.E.b_name then f () else mem err f e a0
+ | EAppl (e, _, _) -> mem err f e a0
| EProj (e, d) ->
- let err () = mem err f e y0 in mem err f d y0
+ let err () = mem err f e a0 in mem err f d a0
let set_layer f n0 e =
let rec aux f = function
| ESort -> f ESort
- | EBind (e, a, y, Abst (r, n, w)) -> aux (push_bind f a y (Abst (r, n0, w))) e
- | EBind (e, a, y, b) -> aux (push_bind f a y b) e
- | EAppl (e, x, v) -> aux (push_appl f x v) e
+ | EBind (e, y, a, Abst (r, n, w)) -> aux (push_bind f y a (Abst (r, n0, w))) e
+ | EBind (e, y, a, b) -> aux (push_bind f y a b) e
+ | EAppl (e, a, v) -> aux (push_appl f a v) e
| EProj (e, d) -> let f d = aux (push_proj f d) e in aux f d
in
aux f e
-let set_attrs f y0 e =
+let set_attrs f a0 e =
let rec aux f = function
| ESort -> f ESort
- | EBind (e, a, y, b) ->
- let y = E.compose y y0 in
- aux (push_bind f a y b) e
- | EAppl (e, x, v) ->
- aux (push_appl f x v) e
+ | EBind (e, y, a, b) ->
+ let a = E.compose a a0 in
+ aux (push_bind f y a b) e
+ | EAppl (e, a, v) ->
+ aux (push_appl f a v) e
| EProj (e, d) ->
let f d = aux (push_proj f d) e in
aux f d