From 0f87a27b55e22025dbc6d147ee487f22dc2bb77a Mon Sep 17 00:00:00 2001
From: Andy Meneely <andy@se.rit.edu>
Date: Fri, 18 Jul 2014 15:37:17 -0400
Subject: [PATCH] Fixing bugs in rangeify, adding todo

---
 lib/squib/input_helpers.rb | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/squib/input_helpers.rb b/lib/squib/input_helpers.rb
index 7a19202..de53419 100644
--- a/lib/squib/input_helpers.rb
+++ b/lib/squib/input_helpers.rb
@@ -2,10 +2,11 @@ module Squib
   module InputHelpers
 
     def rangeify (range)
+      raise 'Range cannot be nil' if range.nil?
       range = 0..(@cards.size-1) if range == :all
       range = range..range if range.is_a? Integer
       if range.max > (@cards.size-1)
-        raise "#{range} is outside of deck range of 0..#{@card.size-1}"
+        raise "#{range} is outside of deck range of 0..#{@cards.size-1}"
       end
       return range
     end
@@ -35,5 +36,9 @@ module Squib
     end
     module_function :fontify
 
+    def xyify
+      #TODO: Allow negative numbers that subtract from the card width & height
+    end
+
   end
 end
\ No newline at end of file