Class: UnchangeableValidator

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

Instance Method Summary collapse

Instance Method Details

#validate_each(record, attribute, value) ⇒ Object 



2
3
4
5
6
7
8
 
# File 'lib/op_cart/unchangeable_validator.rb', line 2

def validate_each(record, attribute, value)
  if !record.new_record? && value.present?
    if record.changes.include?(attribute) && record.changes[attribute].any?
      record.errors[attribute] << "cannot be changed once assigned"
    end
  end
end