Module: Larynx::CallbacksWithAsync::InstanceMethods

Defined in:
lib/larynx/callbacks_with_async.rb

Instance Method Summary collapse

Instance Method Details

#callback_complete(callback, result) ⇒ Object 



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# File 'lib/larynx/callbacks_with_async.rb', line 54

def callback_complete(callback, result)
  # Override in class to handle post callback result
end

#fire_callback(callback) ⇒ Object 



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# File 'lib/larynx/callbacks_with_async.rb', line 34

def fire_callback(callback)
  if @callbacks && @callbacks[callback]
    block, mode = *@callbacks[callback]
    scope = self.class.callback_options[callback][:scope]
    if mode == :async
      EM.defer(scope_callback(block, scope), lambda {|result| callback_complete(callback, result) })
    else
      callback_complete(callback, scope_callback(block, scope).call)
    end
  else
    callback_complete(callback)
  end
end

#scope_callback(block, scope = nil) ⇒ Object

Scope takes the callback block and a method symbol which is used to return an object that scopes the block evaluation.



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# File 'lib/larynx/callbacks_with_async.rb', line 50

def scope_callback(block, scope=nil)
  scope ? lambda { send(scope).instance_eval(&block) } : block
end