Module: ActsAsRandomId::ModelAdditions

Defined in:
lib/acts_as_random_id/model_additions.rb

Defined Under Namespace

Modules: ClassMethods

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



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# File 'lib/acts_as_random_id/model_additions.rb', line 3

def self.included(base)
  base.send :extend, ClassMethods

  # Handles a generate unique ID 
  # @param [Hash] options. The default format is "!{:field => :id}".
  # @return [Integer, String] the value of unique ID.
  def ensure_unique_id(options)
    begin
      self.send "#{options[:field]}=", yield
    end while self.class.exists?(options[:field] => self.send(options[:field]))
  end
end

Instance Method Details

#ensure_unique_id(options) ⇒ Integer, String

Handles a generate unique ID

Parameters:

  • options. (Hash) —

    The default format is “{:field => :id}”.

Returns:

  • (Integer, String) —

    the value of unique ID.



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# File 'lib/acts_as_random_id/model_additions.rb', line 9

def ensure_unique_id(options)
  begin
    self.send "#{options[:field]}=", yield
  end while self.class.exists?(options[:field] => self.send(options[:field]))
end