Class: Glimmer::DataBinding::Observer::Proc

Inherits:

Object

• Object
• Glimmer::DataBinding::Observer::Proc

Includes:

Glimmer::DataBinding::Observer

Defined in:

lib/glimmer/data_binding/observer.rb

Overview

Observer Proc default implementation that takes an observer block to process updates via call method

Instance Method Summary

• #call(new_value = nil) ⇒ Object

  Called by observables once updates occur sending in the new_value if any.

• #initialize(&observer_block) ⇒ Proc constructor

  A new instance of Proc.

Methods included from Glimmer::DataBinding::Observer

#add_dependent, #dependents, #dependents_for, proc, #register, #registration_for, #registrations, #remove_dependent, #unregister, #unregister_all_observables, #unregister_dependents_with_observable

Constructor Details

#initialize(&observer_block) ⇒ Proc

Returns a new instance of Proc.

# File 'lib/glimmer/data_binding/observer.rb', line 18

def initialize(&observer_block)
  @observer_block = observer_block
end

Instance Method Details

#call(new_value = nil) ⇒ Object

Called by observables once updates occur sending in the new_value if any

# File 'lib/glimmer/data_binding/observer.rb', line 23

def call(new_value=nil)
  @observer_block.call(new_value)
end