Class: ActiveModel::Validations::UnchangeableValidator

Inherits:
EachValidator
  • Object
show all
Defined in:
lib/validates_unchangeable/active_model.rb

Instance Method Summary collapse

Instance Method Details

#validate_each(record, attribute, _value) ⇒ Object 



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# File 'lib/validates_unchangeable/active_model.rb', line 8

def validate_each(record, attribute, _value)
  if !record.public_send("#{attribute}_changed?") ||
     (record.try(:new_record?) && !record.public_send(attribute).nil?)
    return
  end

  record.errors.add(attribute, :unchangeable)
end