Move new iter_table function to Goptions.

1 files changed, 21 insertions, 0 deletions

diff --git a/library/goptions.ml b/library/goptions.ml
index fbacd07226..666ba8ee2e 100644
--- a/library/goptions.ml
+++ b/library/goptions.ml
@@ -24,6 +24,10 @@ type option_value =
   | StringValue of string
   | StringOptValue of string option
 
+type table_value =
+  | StringRefValue of string
+  | QualidRefValue of qualid
+
 (** Summary of an option status *)
 type option_state = {
   opt_depr  : bool;
@@ -189,6 +193,23 @@ end
 module MakeRefTable =
   functor (A : RefConvertArg) -> MakeTable (RefConvert(A))
 
+type iter_table_aux = { aux : 'a. 'a table_of_A -> Environ.env -> 'a -> unit }
+
+let iter_table f key lv =
+  let aux = function
+    | StringRefValue s ->
+       begin
+         try f.aux (get_string_table key) (Global.env()) s
+         with Not_found -> error_no_table_of_this_type ~kind:"string" key
+       end
+    | QualidRefValue locqid ->
+       begin
+         try f.aux (get_ref_table key) (Global.env()) locqid
+         with Not_found -> error_no_table_of_this_type ~kind:"qualid" key
+       end
+  in
+  List.iter aux lv
+
 (****************************************************************************)
 (* 2- Flags.                                                              *)