Refactor/Extract constant, made it clear that turn right is

the inverse of turn left.
simplybusiness · Oct 30, 2023 · 575548d · 575548d
1 parent 4fba052
commit 575548d
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/lib/location.rb b/lib/location.rb
@@ -9,6 +9,9 @@ class Location
   }.freeze
   private_constant :TURN_LEFT
 
+  TURN_RIGHT = TURN_LEFT.invert
+  private_constant :TURN_RIGHT
+
   def initialize(coordinates:, direction:)
     @coordinates = coordinates
     @direction = direction
@@ -24,7 +27,7 @@ def rotate_left
   def rotate_right
     Location.new(
       coordinates: coordinates,
-      direction: TURN_LEFT.invert[direction]
+      direction: TURN_RIGHT[direction]
     )
   end