1 files changed, 11 insertions, 14 deletions
diff --git a/src/scTypes.mli b/src/scTypes.mli
index 348f4fe..46b48c6 100755
--- a/src/scTypes.mli
+++ b/src/scTypes.mli
@@ -12,11 +12,6 @@ type 'a dataFormat =
   | String: DataType.String.t dataFormat (* String *)
   | Bool: DataType.Bool.t dataFormat   (* Boolean *)
 
-type 'a returnType =
-  | Num  : DataType.Num.t dataFormat option -> DataType.Num.t returnType    (** A number *)
-  | Str  : DataType.String.t returnType                         (** A string *)
-  | Bool : DataType.Bool.t returnType                           (** A boolean *)
-
 type numericType =
   | Date
   | Number
@@ -33,6 +28,8 @@ val string: DataType.String.t -> DataType.String.t types
 val boolean: DataType.Bool.t -> DataType.Bool.t types
 val date: DataType.Num.t -> DataType.Num.t types
 
+(** Private type for an internal representation of return format *)
+type 'a returnType 
 
 (** Numeric (any format) *)
 val f_num: DataType.Num.t returnType
@@ -92,25 +89,25 @@ module Refs : sig
     | Array1 of 'a list
     | Array2 of 'a list list
 
+  (* Collect all the cells defined by a range. The cell are defined by their
+     coordinates *)
   val collect: refs -> (int * int) range
 
   val map: ('a -> 'b) -> 'a range -> 'b range
-  
+ 
   val shift: (int * int) -> refs -> refs
 
-  type 'a content =
-    | Value: 'a dataFormat * 'a -> 'a content
-    | List: 'a dataFormat * 'a list -> 'a list content
-    | Matrix: 'a dataFormat * 'a list list -> 'a list list content
-
-  type refContent =
-    | C: 'a content -> refContent [@@unboxed]
+  (** Each content from a reference contains a format and the appropriate value. *)
+  type content =
+    | Value: 'a dataFormat * 'a -> content
+    | List: 'a dataFormat * 'a list -> content
+    | Matrix: 'a dataFormat * 'a list list -> content
 
   (** extract the content from a range.
 
       May raise Errors.TypeError if the range cannot be unified.
   *)
-  val get_content : result option range -> refContent
+  val get_content : result option range -> content
 
 end