add_on_empty(attributes, custom_message = nil) — ActiveRecord::Errors

add_on_empty(attributes, custom_message = nil)

Will add an error message to each of the attributes in attributes that is empty.

Parameters

attributes req
custom_message opt = nil

Source

# File activerecord/lib/active_record/validations.rb, line 169
    def add_on_empty(attributes, custom_message = nil)
      for attr in [attributes].flatten
        value = @base.respond_to?(attr.to_s) ? @base.send(attr.to_s) : @base[attr.to_s]
        is_empty = value.respond_to?(:empty?) ? value.empty? : false
        add(attr, :empty, :default => custom_message) unless !value.nil? && !is_empty
      end
    end

Defined in activerecord/lib/active_record/validations.rb line 169 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::Errors

Signature

Parameters