1 files changed, 13 insertions, 0 deletions
diff --git a/src/model/Direction.ts b/src/model/Direction.ts
new file mode 100644
index 0000000..a0cf45d
--- /dev/null
+++ b/src/model/Direction.ts
@@ -0,0 +1,13 @@
+'use strict';
+
+
+export enum Direction {
+        North,
+        East,
+        South,
+        West
+};
+
+export function reverse(r: Direction): Direction { return (r+2) % 4; }
+
+export default Direction;