Class: DelegateCached::CachedAttribute

Inherits:
Object
  • Object
show all
Defined in:
lib/delegate_cached/cached_attribute.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(model, attribute, reflection, options) ⇒ CachedAttribute

Returns a new instance of CachedAttribute.



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# File 'lib/delegate_cached/cached_attribute.rb', line 10

def initialize(model, attribute, reflection, options)
  @options = options
  @source = source_model_data(model, attribute, reflection, options)

  inverse = nil
  if reflection.polymorphic?
    @options[:polymorphic] = true
  else
    inverse = reflection.inverse_of
    inverse ||= retrieve_reflection(options[:inverse_of])
    @options[:skip_callback] = true if inverse.nil?
  end

  @target = target_model_data(attribute, reflection, inverse)

  @source_installer = SourceInstaller.new(@source, @target, options)
  @target_installer = TargetInstaller.new(@source, @target, options)
end

Instance Attribute Details

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/delegate_cached/cached_attribute.rb', line 8

def options
  @options
end

#source ⇒ Object (readonly)

Returns the value of attribute source.



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# File 'lib/delegate_cached/cached_attribute.rb', line 8

def source
  @source
end

#target ⇒ Object (readonly)

Returns the value of attribute target.



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# File 'lib/delegate_cached/cached_attribute.rb', line 8

def target
  @target
end

Instance Method Details

#install! ⇒ Object 



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# File 'lib/delegate_cached/cached_attribute.rb', line 29

def install!
  validate
  @source_installer.install_instance_methods
  @target_installer.install_instance_methods
end