# File karel/robot_world_base.rb, line 198 def neighbors_of(robot, street, avenue) result = [] robot.assert_at(street, avenue) @Robots.keys.each do |anyRobot| state = @Robots[anyRobot] x, y = state[0], state[1] result << anyRobot if anyRobot != robot && x == street && y == avenue end return result end