snapshot

[helm.git] / helm / matita / matitaTypes.ml

diff --git a/helm/matita/matitaTypes.ml b/helm/matita/matitaTypes.ml
index b26c2f677221ba96c3180e5963815f3708b6f0db..acae4c9dfe2d4d5cbd89da094823fb4c15a81d67 100644 (file)
--- a/helm/matita/matitaTypes.ml
+++ b/helm/matita/matitaTypes.ml
@@ -23,8 +23,16 @@
  * http://helm.cs.unibo.it/
  *)
 
-  (** no current proof is available *)
-exception No_proof
+exception Not_implemented of string
+let not_implemented feature = raise (Not_implemented feature)
+
+  (** exceptions whose content should be presented to the user *)
+exception Failure of string
+let error s = raise (Failure s)
+let warning s = prerr_endline ("MATITA WARNING: " ^ s)
+
+exception No_proof  (** no current proof is available *)
+exception No_choice (** no choice was made by the user *)
 
 class type observer =
   (* "observer" pattern *)
@@ -49,7 +57,41 @@ class type command =
     method undo: unit -> unit
   end
 
+class type parserr =  (* "parser" is a keyword :-( *)
+  object
+    method parseTerm:     char Stream.t -> DisambiguateTypes.term
+    method parseTactic:   char Stream.t -> DisambiguateTypes.tactic
+    method parseTactical: char Stream.t -> DisambiguateTypes.tactical
+    method parseCommand:  char Stream.t -> DisambiguateTypes.command
+    method parseScript:   char Stream.t -> DisambiguateTypes.script
+  end
+
+class type disambiguator =
+  object
+    method parserr: parserr
+    method setParserr: parserr -> unit
+
+    method disambiguateTerm:
+      context:Cic.context -> metasenv:Cic.metasenv ->
+      ?env:DisambiguateTypes.environment ->
+        char Stream.t ->
+          (DisambiguateTypes.environment * Cic.metasenv * Cic.term) list
+    method disambiguateTermAst:
+      context:Cic.context -> metasenv:Cic.metasenv ->
+      ?env:DisambiguateTypes.environment ->
+        DisambiguateTypes.term ->
+          (DisambiguateTypes.environment * Cic.metasenv * Cic.term) list
+  end
+
 (** {2 shorthands} *)
 
 type namer = ProofEngineTypes.mk_fresh_name_type
 
+type choose_uris_callback =
+  selection_mode:Gtk.Tags.selection_mode ->
+  ?title:string -> ?msg:string -> ?nonvars_button:bool ->
+  string list ->
+    string list
+
+type choose_interp_callback = (string * string) list list -> int list
+