procedural : some improvements.

[helm.git] / components / grafite / grafiteAst.ml

diff --git a/components/grafite/grafiteAst.ml b/components/grafite/grafiteAst.ml
index c73657ae1b4f8c458e5d290e5a202b15db41f7c0..24fb99d79d1b88623462c97eabbaba3287850ce2 100644 (file)
--- a/components/grafite/grafiteAst.ml
+++ b/components/grafite/grafiteAst.ml
@@ -32,13 +32,8 @@ type loc = Token.flocation
 type ('term, 'lazy_term, 'ident) pattern =
   'lazy_term option * ('ident * 'term) list * 'term option
 
-type ('term, 'ident) type_spec =
-   | Ident of 'ident
-   | Type of UriManager.uri * int 
-
 type 'lazy_term reduction =
-  [ `Demodulate
-  | `Normalize
+  [ `Normalize
   | `Reduce
   | `Simpl
   | `Unfold of 'lazy_term option
@@ -47,17 +42,19 @@ type 'lazy_term reduction =
 type ('term, 'lazy_term, 'reduction, 'ident) tactic =
   | Absurd of loc * 'term
   | Apply of loc * 'term
-  | ApplyS of loc * 'term
+  | ApplyS of loc * 'term * (string * string) list
   | Assumption of loc
   | Auto of loc * (string * string) list
+  | Cases of loc * 'term * 'ident list
   | Change of loc * ('term, 'lazy_term, 'ident) pattern * 'lazy_term
   | Clear of loc * 'ident list
   | ClearBody of loc * 'ident
   | Constructor of loc * int
   | Contradiction of loc
   | Cut of loc * 'ident option * 'term
-  | Decompose of loc * ('term, 'ident) type_spec list * 'ident option * 'ident list
-  | Discriminate of loc * 'term
+  | Decompose of loc * 'ident list
+  | Demodulate of loc
+  | Destruct of loc * 'term
   | Elim of loc * 'term * 'term option * int option * 'ident list
   | ElimType of loc * 'term * 'term option * int option * 'ident list
   | Exact of loc * 'term
@@ -69,27 +66,47 @@ type ('term, 'lazy_term, 'reduction, 'ident) tactic =
   | Generalize of loc * ('term, 'lazy_term, 'ident) pattern * 'ident option
   | Goal of loc * int (* change current goal, argument is goal number 1-based *)
   | IdTac of loc
-  | Injection of loc * 'term
   | Intros of loc * int option * 'ident list
   | Inversion of loc * 'term
-  | LApply of loc * int option * 'term list * 'term * 'ident option
+  | LApply of loc * bool * int option * 'term list * 'term * 'ident option
   | Left of loc
   | LetIn of loc * 'term * 'ident
   | Reduce of loc * 'reduction * ('term, 'lazy_term, 'ident) pattern 
   | Reflexivity of loc
   | Replace of loc * ('term, 'lazy_term, 'ident) pattern * 'lazy_term
   | Rewrite of loc * direction * 'term *
-      ('term, 'lazy_term, 'ident) pattern
+      ('term, 'lazy_term, 'ident) pattern * 'ident list
   | Right of loc
   | Ring of loc
   | Split of loc
+  | Subst of loc
   | Symmetry of loc
   | Transitivity of loc * 'term
-
+  (* Costruttori Aggiunti *)
+  | Assume of loc * 'ident * 'term
+  | Suppose of loc * 'term *'ident * 'term option
+  | By_term_we_proved of loc *'term option * 'term * 'ident option * 'term option
+  | We_need_to_prove of loc * 'term * 'ident option * 'term option
+  | Bydone of loc * 'term option 
+  | We_proceed_by_induction_on of loc * 'term * 'term
+  | We_proceed_by_cases_on of loc * 'term * 'term
+  | Byinduction of loc * 'term * 'ident
+  | Thesisbecomes of loc * 'term
+  | Case of loc * string * (string * 'term) list 
+  | ExistsElim of loc * 'term * 'ident * 'term * 'ident * 'term
+  | AndElim of loc * 'term * 'ident * 'term * 'ident * 'term
+  | RewritingStep of
+     loc * (string option * 'term) option * 'term  *
+      [ `Term of 'term | `Auto of (string * string) list ] *
+      bool (* last step*)
+  
 type search_kind = [ `Locate | `Hint | `Match | `Elim ]
 
 type print_kind = [ `Env | `Coer ]
 
+type presentation_style = Declarative
+                        | Procedural of int option
+
 type 'term macro = 
   (* Whelp's stuff *)
   | WHint of loc * 'term 
@@ -98,29 +115,27 @@ type 'term macro =
   | WLocate of loc * string
   | WElim of loc * 'term
   (* real macros *)
-(*   | Abort of loc *)
-  | Print of loc * string
   | Check of loc * 'term 
   | Hint of loc
-  | Quit of loc
-(*   | Redo of loc * int option
-  | Undo of loc * int option *)
-(*   | Print of loc * print_kind *)
-  | Search_pat of loc * search_kind * string  (* searches with string pattern *)
-  | Search_term of loc * search_kind * 'term  (* searches with term pattern *)
+  | Inline of loc * presentation_style * string * string 
+     (* URI or base-uri, name prefix *) 
 
 (** To be increased each time the command type below changes, used for "safe"
  * marshalling *)
-let magic = 5
+let magic = 11
 
-type 'obj command =
+type ('term,'obj) command =
+  | Index of loc * 'term option (* key *) * UriManager.uri (* value *)
+  | Coercion of loc * UriManager.uri * bool (* add_obj *) * int (* arity *)
   | Default of loc * string * UriManager.uri list
+  | Drop of loc
   | Include of loc * string
+  | Obj of loc * 'obj
+  | Relation of
+     loc * string * 'term * 'term * 'term option * 'term option * 'term option
   | Set of loc * string * string
-  | Drop of loc
+  | Print of loc * string
   | Qed of loc
-  | Coercion of loc * UriManager.uri * bool (* add composites *)
-  | Obj of loc * 'obj
 
 type ('term, 'lazy_term, 'reduction, 'ident) tactical =
   | Tactic of loc * ('term, 'lazy_term, 'reduction, 'ident) tactic
@@ -135,6 +150,7 @@ type ('term, 'lazy_term, 'reduction, 'ident) tactical =
   | Try of loc * ('term, 'lazy_term, 'reduction, 'ident) tactical
       (* try a tactical and mask failures *)
   | Solve of loc * ('term, 'lazy_term, 'reduction, 'ident) tactical list
+  | Progress of loc * ('term, 'lazy_term, 'reduction, 'ident) tactical
 
   | Dot of loc
   | Semicolon of loc
@@ -153,7 +169,7 @@ let is_punctuation =
   | _ -> false
 
 type ('term, 'lazy_term, 'reduction, 'obj, 'ident) code =
-  | Command of loc * 'obj command
+  | Command of loc * ('term, 'obj) command
   | Macro of loc * 'term macro 
   | Tactical of loc * ('term, 'lazy_term, 'reduction, 'ident) tactical
       * ('term, 'lazy_term, 'reduction, 'ident) tactical option(* punctuation *)