From 6225aa4985134c71924c7112d184e3cfa6ed35c3 Mon Sep 17 00:00:00 2001
From: Cyberarm <matthewlikesrobots@gmail.com>
Date: Sat, 2 Feb 2019 08:58:19 -0600
Subject: [PATCH] Added pop_state to Engine

---
 lib/cyberarm_engine/engine.rb | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/cyberarm_engine/engine.rb b/lib/cyberarm_engine/engine.rb
index 9c6a8a4..c071b21 100644
--- a/lib/cyberarm_engine/engine.rb
+++ b/lib/cyberarm_engine/engine.rb
@@ -65,6 +65,10 @@ module CyberarmEngine
     end
 
     def previous_state
+      state = @states[@states.size-2]
+    end
+
+    def pop_state
       @states.pop
     end