Class: ActiveModel::Validations::UnchangedValidator

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

Overview

Active Model Unchanged Validator

Instance Method Summary collapse

Instance Method Details

#validate_each(record, attr_name, value) ⇒ Object

:nodoc:



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# File 'lib/active_model/validations/unchanged_validator.rb', line 7

def validate_each(record, attr_name, value)#
  if !record.new_record? && record.send(:"#{attr_name}_changed?")
    record.errors.add(attr_name, :changed, options)
  end
end