* http://helm.cs.unibo.it/
*)
+(* $Id$ *)
+
open Printf
open DisambiguateTypes
-exception Invalid_choice
-exception Choice_not_found of string
+exception Choice_not_found of string Lazy.t
-let symbol_choices = Hashtbl.create 1023
let num_choices = ref []
-let add_symbol_choice symbol codomain_item =
- let current_choices =
- try
- Hashtbl.find symbol_choices symbol
- with Not_found -> []
- in
- Hashtbl.replace symbol_choices symbol (codomain_item :: current_choices)
-
-let add_binary_op symbol dsc appl_head =
- add_symbol_choice symbol
- (dsc,
- (fun env _ args ->
- let t1, t2 =
- match args with
- | [t1; t2] -> t1, t2
- | _ -> raise Invalid_choice
- in
- Cic.Appl [ appl_head; t1; t2 ]))
-
-let add_unary_op symbol dsc appl_head =
- add_symbol_choice symbol
- (dsc,
- (fun env _ args ->
- let t = match args with [t] -> t | _ -> raise Invalid_choice in
- Cic.Appl [ appl_head; t ]))
-
let add_num_choice choice = num_choices := choice :: !num_choices
-let lookup_symbol_choices symbol =
- try
- Hashtbl.find symbol_choices symbol
- with Not_found -> []
-
-let lookup_num_choices () = !num_choices
-
let has_description dsc = (fun x -> fst x = dsc)
-let lookup_symbol_by_dsc symb dsc =
- try
- List.find (has_description dsc) (Hashtbl.find symbol_choices symb)
- with Not_found ->
- raise (Choice_not_found (sprintf "Symbol %s, dsc %s" symb dsc))
+let lookup_num_choices () = !num_choices
let lookup_num_by_dsc dsc =
try
List.find (has_description dsc) !num_choices
- with Not_found -> raise (Choice_not_found ("Num with dsc " ^ dsc))
-
- (** initial table contents *)
-
-let _ =
- let uri s = UriManager.uri_of_string s in
- let const s = Cic.Const (uri s, []) in
- let mutind s = Cic.MutInd (uri s, 0, []) in
- add_binary_op "exists" "exists" (mutind "cic:/Coq/Init/Logic/ex.ind");
- add_binary_op "exists" "exists over terms with sort Type"
- (mutind "cic:/Coq/Init/Logic_Type/exT.ind");
+ with Not_found -> raise (Choice_not_found (lazy ("Num with dsc " ^ dsc)))
+
+let mk_choice (dsc, args, appl_pattern) =
+ dsc,
+ (fun env _ cic_args ->
+ let env' =
+ let names =
+ List.map (function CicNotationPt.IdentArg (_, name) -> name) args
+ in
+ try
+ List.combine names cic_args
+ with Invalid_argument _ ->
+ raise (Invalid_choice (lazy "The notation expects a different number of arguments"))
+ in
+ TermAcicContent.instantiate_appl_pattern env' appl_pattern)
+
+let lookup_symbol_by_dsc symbol dsc =
+ try
+ mk_choice
+ (List.find
+ (fun (dsc', _, _) -> dsc = dsc')
+ (TermAcicContent.lookup_interpretations symbol))
+ with TermAcicContent.Interpretation_not_found | Not_found ->
+ raise (Choice_not_found (lazy (sprintf "Symbol %s, dsc %s" symbol dsc)))