class MarsRover::Direction
Public Class Methods
turn_left(rover)
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# File lib/mars_rover/direction.rb, line 16 def self.turn_left(rover) case rover.direction when 'N' rover.direction = 'W' when 'W' rover.direction = 'S' when 'S' rover.direction = 'E' when 'E' rover.direction = 'N' end end
turn_right(rover)
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# File lib/mars_rover/direction.rb, line 3 def self.turn_right(rover) case rover.direction when 'N' rover.direction = 'E' when 'E' rover.direction = 'S' when 'S' rover.direction = 'W' when 'W' rover.direction = 'N' end end