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-rw-r--r--src/moves.ads11
1 files changed, 6 insertions, 5 deletions
diff --git a/src/moves.ads b/src/moves.ads
index 728526c..3e86847 100644
--- a/src/moves.ads
+++ b/src/moves.ads
@@ -18,39 +18,40 @@ package Moves is
type Path is tagged private;
-
Empty_Path : constant Path;
+
+
procedure Add
(This : in out Path;
Item : in Move);
-
procedure Add
(This : in out Path;
List : in Path);
-
procedure Prefix
(This : in out Path;
Item : in Move);
+
+
function Latest
(This : in Path)
return Move;
-
procedure Drop_Latest
(This : in out Path);
+
+
function Length
(This : in Path)
return Natural;
-
procedure Total_Delta
(This : in Path;
DX, DY : out Integer);