fairmondo/fairmondo

Consider simplifying this complex logical expression.

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      unless self.payment_bank_transfer || self.payment_paypal ||
            self.payment_cash || self.payment_cash_on_delivery ||
            self.payment_invoice || self.payment_voucher || self.payment_debit
        errors.add(:payment_details, I18n.t('article.form.errors.invalid_payment_option'))
      end