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validate with errors

/ Published in: Ruby
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validate :price_must_be_at_least_a_cent
protected def price_must_be_at_least_a_cent
errors.add(:price, 'should be at least 0.01') if price.nil? || price < 0.01
end

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  1. validate :price_must_be_at_least_a_cent
  2.  
  3. protected 
  4. def price_must_be_at_least_a_cent
  5.   errors.add(:price, 'should be at least 0.01') if price.nil? || price < 0.01
  6. end

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