1 files changed, 26 insertions, 40 deletions
diff --git a/lib/checks/dup_test.ml b/lib/checks/dup_test.ml
index 9ffe7c5..c29eca9 100644
--- a/lib/checks/dup_test.ml
+++ b/lib/checks/dup_test.ml
@@ -1,9 +1,7 @@
 (** This module check for duplicated tests in the source.contents
 
-
-    This in intended to identify the copy/paste errors, where one location
-    check for the same arguments twice or more.
- *)
+    This in intended to identify the copy/paste errors, where one location check
+    for the same arguments twice or more. *)
 
 open StdLabels
 module S = Qsp_syntax.S
@@ -23,8 +21,8 @@ let finalize () = []
 
 module Expression = Tree.Expression
 
-(** Build a Hashtbl over the expression, ignoring the location in the
-    expression *)
+(** Build a Hashtbl over the expression, ignoring the location in the expression
+*)
 module Table = Hashtbl.Make (struct
   type t = Expression.t'
 
@@ -37,23 +35,33 @@ module Instruction = struct
     predicates : (Expression.t' * S.pos) list;
     duplicates : (Expression.t' * S.pos list) list;
   }
-  (** Keep the list of all the predicates and their position in a block, and
-      the list of all the identified duplicated values. *)
+  (** Keep the list of all the predicates and their position in a block, and the
+      list of all the identified duplicated values. *)
 
   type t = state
   type t' = state
 
-  let v : t -> t' = fun t -> t
   let default = { predicates = []; duplicates = [] }
 
-  (** Label for a loop *)
-  let location : S.pos -> string -> t = fun _ _ -> default
+  include
+    Default.Instruction
+      (Expression)
+      (struct
+        type nonrec t = t
 
-  (** Comment *)
-  let comment : S.pos -> t = fun _ -> default
+        let default = default
 
-  (** Raw expression *)
-  let expression : Expression.t' -> t = fun _ -> default
+        let fold sequence =
+          Seq.fold_left
+            (fun state ex ->
+              {
+                predicates = [];
+                duplicates = List.rev_append ex.duplicates state.duplicates;
+              })
+            default sequence
+      end)
+
+  let v : t -> t' = fun t -> t
 
   let check_duplicates :
       (Expression.t' * S.pos) list -> (Expression.t' * S.pos list) list =
@@ -74,10 +82,9 @@ module Instruction = struct
                | other -> Some (hd, other)))
     |> List.of_seq
 
-  (** Evaluate a clause. 
-      This function does two things : 
-          - report all errors from the bottom to top 
-          - add the clause in the actual level *)
+  (** Evaluate a clause. This function does two things :
+      - report all errors from the bottom to top
+      - add the clause in the actual level *)
   let predicate_of_clause : ?pos:S.pos -> t -> (Expression.t', t) S.clause -> t
       =
    fun ?pos t (pos2, predicate, blocks) ->
@@ -118,27 +125,6 @@ module Instruction = struct
       state with
       duplicates = check_duplicates state.predicates @ state.duplicates;
     }
-
-  let act : S.pos -> label:Expression.t' -> t list -> t =
-   fun _pos ~label expressions ->
-    ignore label;
-    (* Collect all the elements reported from bottom to up. *)
-    List.fold_left ~init:default expressions ~f:(fun state ex ->
-        {
-          predicates = [];
-          duplicates = List.rev_append ex.duplicates state.duplicates;
-        })
-
-  let assign :
-      S.pos ->
-      (S.pos, Expression.t') S.variable ->
-      T.assignation_operator ->
-      Expression.t' ->
-      t =
-   fun _ _ _ _ -> default
-
-  let call : S.pos -> T.keywords -> Expression.t' list -> t =
-   fun _ _ _ -> default
 end
 
 module Location = struct