4 files changed, 8 insertions, 14 deletions
diff --git a/lib/configuration/dune b/lib/configuration/dune
index c29ba49..74ace87 100755
--- a/lib/configuration/dune
+++ b/lib/configuration/dune
@@ -11,9 +11,12 @@
    importExpression
    importErrors
  )
+ (preprocess (pps 
+   ppx_deriving.ord
+   ppx_deriving.show 
+   ppx_deriving.eq 
+ ))
  (foreign_stubs (language c) (names locale))
-
-(preprocess (pps ppx_deriving.ord))
 )
 
 (rule
diff --git a/lib/configuration/importConf.ml b/lib/configuration/importConf.ml
index 47f4ea4..2f56bd6 100644
--- a/lib/configuration/importConf.ml
+++ b/lib/configuration/importConf.ml
@@ -72,11 +72,5 @@ let get_dependancies_for_table : Syntax.t -> Table.t -> Syntax.Extern.t list =
             | Some v -> String.equal v source.name
             | None -> is_root))
 
-let print_path_expression t = ImportExpression.Repr.repr Path.repr t
-
-let print_extern t =
-  let toml = Syntax.Extern.toml_of_extern t in
-  Otoml.Printer.to_string toml
-
 let expression_from_string s =
   Read_conf.ExpressionParser.of_string Read_conf.ExpressionParser.path s
diff --git a/lib/configuration/importConf.mli b/lib/configuration/importConf.mli
index c88b0f1..9ddc40c 100644
--- a/lib/configuration/importConf.mli
+++ b/lib/configuration/importConf.mli
@@ -14,9 +14,5 @@ val get_table_for_name : Syntax.t -> string option -> Table.t
 val get_dependancies_for_table : Syntax.t -> Table.t -> Syntax.Extern.t list
 (** Get all the externals refered by the source *)
 
-val print_path_expression : Path.t ImportExpression.T.t -> string
-
 val expression_from_string :
   string -> (Path.t ImportExpression.T.t, string) result
-
-val print_extern : Syntax.Extern.t -> string
diff --git a/lib/configuration/syntax.ml b/lib/configuration/syntax.ml
index 253720e..ee47277 100644
--- a/lib/configuration/syntax.ml
+++ b/lib/configuration/syntax.ml
@@ -21,6 +21,7 @@ module Extern = struct
     allow_missing : bool;
     match_rule : string option;
   }
+  [@@deriving show, eq]
   (** Describe a relation beteween two tables *)
 
   let toml_of_extern extern =
@@ -28,7 +29,7 @@ module Extern = struct
       [
         ( "intern_key",
           Otoml.string
-          @@ ImportExpression.Repr.repr ~top:true Path.repr extern.intern_key );
+          @@ ImportExpression.Repr.repr ~top:true Path.show extern.intern_key );
         ( "extern_key",
           Otoml.string
           @@ ImportExpression.Repr.repr ~top:true
@@ -67,7 +68,7 @@ let repr t =
   let repr_expression_list l =
     Otoml.array
       (List.map l ~f:(fun v ->
-           Otoml.string (ImportExpression.Repr.repr ~top:true Path.repr v)))
+           Otoml.string (ImportExpression.Repr.repr ~top:true Path.show v)))
   in
 
   let sheet =