From ae2e14fd5b02bb495be0a270aae7235a14ba67fe Mon Sep 17 00:00:00 2001
From: mo k <mo@mokhan.ca>
Date: Sun, 12 Feb 2012 14:30:03 -0700
Subject: remove Direction class.

---
 lib/rover.rb        | 19 ++++++-------------
 spec/rover_specs.rb |  3 ++-
 2 files changed, 8 insertions(+), 14 deletions(-)

diff --git a/lib/rover.rb b/lib/rover.rb
index 90d7757..8b992e9 100644
--- a/lib/rover.rb
+++ b/lib/rover.rb
@@ -1,11 +1,11 @@
 class Rover
   attr_reader :location
   def initialize(heading, coordinates)
-    @heading = Direction.find(heading)
+    @heading = heading
     @location = coordinates
   end
   def heading
-    @heading.direction
+    @heading.to_sym
   end
   def turn_right
     @heading = @heading.turn_right
@@ -19,7 +19,7 @@ class Rover
 end
 
 class North
-  def direction
+  def to_sym
     :north
   end
   def turn_right
@@ -33,7 +33,7 @@ class North
   end
 end
 class East
-  def direction
+  def to_sym
     :east
   end
   def turn_right
@@ -47,7 +47,7 @@ class East
   end
 end
 class West
-  def direction
+  def to_sym
     :west
   end
   def turn_right
@@ -61,7 +61,7 @@ class West
   end
 end
 class South
-  def direction
+  def to_sym
     :south
   end
   def turn_right
@@ -74,10 +74,3 @@ class South
     current_location[:y] = current_location[:y]-1
   end
 end
-
-class Direction
-  @@directions = {:north => North.new, :east => East.new, :west => West.new, :south => South.new}
-  def self.find(heading)
-    @@directions[heading]
-  end
-end
diff --git a/spec/rover_specs.rb b/spec/rover_specs.rb
index a54e2c2..9dc73d0 100644
--- a/spec/rover_specs.rb
+++ b/spec/rover_specs.rb
@@ -2,7 +2,8 @@ require 'rover'
 
 describe Rover do
   def create_sut(heading, x = 0, y = 0)
-    Rover.new heading,{ :x =>x,:y => y }
+    directions = {:north => North.new, :east => East.new, :west => West.new, :south => South.new}
+    Rover.new directions[heading],{ :x =>x,:y => y }
   end
 
   describe "when facing north" do
-- 
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