Class: Shamu::Services::LazyAssociation

Inherits:

Delegator

• Object
• Delegator
• Shamu::Services::LazyAssociation

Defined in:

lib/shamu/services/lazy_association.rb

Overview

Lazily look up an associated resource

Attributes

• #id ⇒ Object

  The primary key id of the association.

Instance Method Summary

• #__getobj__ ⇒ Object
• #initialize(id, &block) ⇒ LazyAssociation constructor

  A new instance of LazyAssociation.

Constructor Details

#initialize(id, &block) ⇒ LazyAssociation

# File 'lib/shamu/services/lazy_association.rb', line 19

def initialize( id, &block )
  @id = id
  @block = block
end

Instance Attribute Details

#id ⇒ Object

# File 'lib/shamu/services/lazy_association.rb', line 14

def id
  @id
end

Instance Method Details

#__getobj__ ⇒ Object

# File 'lib/shamu/services/lazy_association.rb', line 24

def __getobj__
  return @association if defined? @association

  @association = @block.call
end