Class: Aws::EventEmitter

Inherits:

Object

• Object
• Aws::EventEmitter

Defined in:

lib/aws-sdk-core/event_emitter.rb

Instance Method Summary

• #initialize ⇒ EventEmitter constructor

  A new instance of EventEmitter.

• #on(type, callback) ⇒ Object
• #signal(type, event) ⇒ Object

Constructor Details

#initialize ⇒ EventEmitter

Returns a new instance of EventEmitter.

# File 'lib/aws-sdk-core/event_emitter.rb', line 4

def initialize
  @listeners = {}
end

Instance Method Details

#on(type, callback) ⇒ Object

# File 'lib/aws-sdk-core/event_emitter.rb', line 8

def on(type, callback)
  (@listeners[type] ||= []) << callback
end

#signal(type, event) ⇒ Object

# File 'lib/aws-sdk-core/event_emitter.rb', line 12

def signal(type, event)
  return unless @listeners[type]
  @listeners[type].each do |listener|
    listener.call(event) if event.event_type == type
  end
end