Module: HasOptions::ClassMethods

Defined in:
lib/has_options.rb

Instance Method Summary collapse

Instance Method Details

#has_option(*names) ⇒ Object 



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# File 'lib/has_options.rb', line 15

def has_option(*names)
  definition = names.extract_options!
  names.each do |name|
    self.option_definitions[name] = definition.reverse_update(:default => nil, :type => :text_field)
    class_eval <<-src, __FILE__, __LINE__
      def #{name}
        #{name}_before_type_cast
      end

      def #{name}_before_type_cast
        self.options ||= {}
        options.key?(:#{name}) ? options[:#{name}] : self.class.option_definition(:#{name}, :default)
      end

      def #{name}=(value)
        options_will_change!
        if self.class.option_definition(:#{name}, :type) == :boolean
          value = ActiveRecord::Type::Boolean.new.cast(value)
        end
        self.options ||= {}
        options[:#{name}] = value
      end
    src
  end

  def option_definition(name, key)
    option_definitions[name][key]
  rescue
    superclass.option_definition(name, key) unless self.class.superclass == ActiveRecord::Base
  end
end

#option_definition(name, key) ⇒ Object 



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# File 'lib/has_options.rb', line 40

def option_definition(name, key)
  option_definitions[name][key]
rescue
  superclass.option_definition(name, key) unless self.class.superclass == ActiveRecord::Base
end