Class: UniqueNestedValidator

Inherits:
ActiveModel::EachValidator
  • Object
show all
Defined in:
lib/unique_nested_validator.rb

Instance Method Summary collapse

Instance Method Details

#validate_each(record, attribute, value) ⇒ Object 



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# File 'lib/unique_nested_validator.rb', line 2

def validate_each(record, attribute, value)
  if not attribute.empty?
    with = options[:with] || :id
    if value.collect{|c| c[with]}.uniq.length != value.length
      record.errors.add(attribute, options[:message] || "#{I18n.t('unique_nested_validator.errors.cannot_repeat', default: 'cannot repeat')} #{I18n.t(with.to_s.pluralize, scope: [:unique_nested_validator, :keys], default: with.to_s.pluralize)}")
    end
  end
end