| `Simpl -> "simplify"
| `Whd -> "whd"
| `Normalize -> "normalize"
+
+let pp_pattern (hyp, goal) =
+ let pp_hyp_pattern l =
+ String.concat "; "
+ (List.map (fun (name, p) -> sprintf "%s : %s" name (pp_term_ast p)) l)
+ in
+ let pp_goal_pattern p =
+ match p with
+ | None -> ""
+ | Some p -> pp_term_ast p
+ in
+ let separator =
+ if hyp <> [] then " \vdash " else " "
+ in
+ pp_hyp_pattern hyp ^ separator ^ pp_goal_pattern goal
let rec pp_tactic = function
| Absurd (_, term) -> "absurd" ^ pp_term_ast term
| Apply (_, term) -> "apply " ^ pp_term_ast term
| Change (_, t1, t2, where) ->
sprintf "change %s with %s%s" (pp_term_ast t1) (pp_term_ast t2)
(match where with None -> "" | Some ident -> "in " ^ ident)
- | Change_pattern (_, _, _, _) -> assert false (* TODO *)
+(* | Change_pattern (_, _, _, _) -> assert false (* TODO *) *)
| Contradiction _ -> "contradiction"
| Cut (_, term) -> "cut " ^ pp_term_ast term
| Decompose (_, ident, principles) ->
(match idents with [] -> "" | idents -> " " ^ pp_idents idents)
| Left _ -> "left"
| LetIn (_, term, ident) -> sprintf "let %s in %s" (pp_term_ast term) ident
- | Reduce (_, kind, None)
- | Reduce (_, kind, Some ([], `Goal)) -> pp_reduction_kind kind
- | Reduce (_, kind, Some ([], `Everywhere)) ->
- sprintf "%s in hyp" (pp_reduction_kind kind)
- | Reduce (_, kind, Some (terms, `Goal)) ->
- sprintf "%s %s" (pp_reduction_kind kind)
- (String.concat ", " (List.map pp_term_ast terms))
- | Reduce (_, kind, Some (terms, `Everywhere)) ->
- sprintf "%s in hyp %s" (pp_reduction_kind kind)
- (String.concat ", " (List.map pp_term_ast terms))
- | ReduceAt (_, kind, id, term) ->
- sprintf "%s %s at %s" (pp_reduction_kind kind) id
- (pp_term_ast term)
+(* | Reduce (_, kind, None) *)
+(* | Reduce (_, kind, Some ([], `Goal)) -> pp_reduction_kind kind *)
+(* | Reduce (_, kind, Some ([], `Everywhere)) -> *)
+(* sprintf "%s in hyp" (pp_reduction_kind kind) *)
+(* | Reduce (_, kind, Some (terms, `Goal)) -> *)
+(* sprintf "%s %s" (pp_reduction_kind kind) *)
+(* (String.concat ", " (List.map pp_term_ast terms)) *)
+(* | Reduce (_, kind, Some (terms, `Everywhere)) -> *)
+(* sprintf "%s in hyp %s" (pp_reduction_kind kind) *)
+(* (String.concat ", " (List.map pp_term_ast terms)) *)
+ | Reduce (_, kind, pat) ->
+ sprintf "%s in %s" (pp_reduction_kind kind) (pp_pattern pat)
| Reflexivity _ -> "reflexivity"
| Replace (_, t1, t2) ->
sprintf "replace %s with %s" (pp_term_ast t1) (pp_term_ast t2)
- | Replace_pattern (_, _, _) -> assert false (* TODO *)
- | Rewrite (_, pos, t, None) ->
- sprintf "rewrite %s %s"
+(* | Replace_pattern (_, _, _) -> assert false (* TODO *) *)
+ | Rewrite (_, pos, t, pattern) ->
+ sprintf "rewrite %s %s in %s"
(if pos = `Left then "left" else "right") (pp_term_ast t)
- | Rewrite _ -> assert false (* TODO *)
+ (pp_pattern pattern)
| Right _ -> "right"
| Ring _ -> "ring"
| Split _ -> "split"