Module: Yt::Associations::HasOne

Included in:
Models::Base
Defined in:
lib/yt/associations/has_one.rb

Overview

Associations are a set of macro-like class methods to express relationship between YouTube resources like “Channel has many Videos” or “Account has one Id”. They are inspired by ActiveRecord::Associations.

Instance Method Summary collapse

Instance Method Details

#has_one(attribute) ⇒ Object

Examples:

Adds the status method to the Video resource.

class Video < Resource
  has_one :status
end


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# File 'lib/yt/associations/has_one.rb', line 11

def has_one(attribute)
  require 'yt/associations/has_many'
  extend Associations::HasMany

  attributes = attribute.to_s.pluralize
  has_many attributes
  define_memoized_method(attribute) { send(attributes).first! }
end