Module: Swaggable::EnumerableAttributes::ClassMethods

Defined in:
lib/swaggable/enumerable_attributes.rb

Instance Method Summary collapse

Instance Method Details

#attr_enum(name, choices) ⇒ Object 



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# File 'lib/swaggable/enumerable_attributes.rb', line 11

def attr_enum name, choices
  getsetter name

  class_variable_set :"@@valid_#{name}_list", choices

  define_method "#{name}=" do |value|
    valid_values = self.class.class_variable_get :"@@valid_#{name}_list"

    unless valid_values.include? value
      raise ArgumentError.new("#{value.inspect} is not one a valid #{name}: #{valid_values.map(&:inspect).join(", ")}")
    end

    instance_variable_set(:"@#{name}", value)
  end
end