binding.pry

class BreakExample
  def a
    z = 2
    b
  end

  def b
    v2 = 5 if 1 == 2 ; [1,2,3].map { |a| a.to_f }
    c!
  end

  def c!
    z = 4
    5
  end
end

BreakExample.new.a