Class: Dry::Data::Enum

Inherits:

Object

• Object
• Dry::Data::Enum

Includes:

Decorator

Defined in:

lib/dry/data/enum.rb

Instance Attribute Summary

• #values ⇒ Object readonly

  Returns the value of attribute values.

Attributes included from Decorator

#options, #type

Instance Method Summary

• #call(input) ⇒ Object (also: #[])
• #initialize(type, options) ⇒ Enum constructor

  A new instance of Enum.

Methods included from Decorator

#constructor, #respond_to_missing?, #valid?, #with

Constructor Details

#initialize(type, options) ⇒ Enum

Returns a new instance of Enum.

# File 'lib/dry/data/enum.rb', line 10

def initialize(type, options)
  super
  @values = options.fetch(:values).freeze
  @values.each(&:freeze)
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Dry::Data::Decorator

Instance Attribute Details

#values ⇒ Object (readonly)

Returns the value of attribute values.

# File 'lib/dry/data/enum.rb', line 8

def values
  @values
end

Instance Method Details

#call(input) ⇒ Object Also known as: []

# File 'lib/dry/data/enum.rb', line 16

def call(input)
  case input
  when Fixnum then type[values[input]]
  else type[input] end
end