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leandromarques/conditional_validation_example.rb

Created July 31, 2018 00:26
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Conditional validation example in Rails
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conditional_validation_example.rb
validates :datetime_is_not_in_past, if: :datetime_not_nil?
def datetime_is_not_in_past
errors.add(:datetime_field_name, :invalid, message: "cannot be in the past") if self.datetime_field_name < DateTime.current
end
def datetime_not_nil?
!self.datetime_field_name.nil?
end
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