From 2cd5c52da3e94a317e12a94eff040018b401dafc Mon Sep 17 00:00:00 2001
From: Olivier de Gevigney <oddg@users.noreply.github.com>
Date: Mon, 27 Jun 2016 22:37:47 -0700
Subject: [PATCH] Argument of stack constructor should be a list

---
 code/classes/class_types_stack.ml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/code/classes/class_types_stack.ml b/code/classes/class_types_stack.ml
index f2bf00c..5cf7951 100644
--- a/code/classes/class_types_stack.ml
+++ b/code/classes/class_types_stack.ml
@@ -12,7 +12,7 @@ end
 module AbstractStack : sig
    type 'a t = < pop: 'a option; push: 'a -> unit >
 
-   val make : unit -> 'a t
+   val make : 'a list -> 'a t
 end = Stack
 
 (* part 2 *)
@@ -26,5 +26,5 @@ module VisibleStack : sig
     method push : 'a -> unit
   end
 
-  val make : unit -> 'a t
+  val make : 'a list -> 'a t
 end = Stack