Module: Frontman::DispatchEvents

Extended by:
T::Sig
Included in:
Builder::Builder
Defined in:
lib/frontman/concerns/dispatch_events.rb

Instance Method Summary collapse

Instance Method Details

#emit(events, *arguments) ⇒ Object

We don’t annotate with sig because of bad support for splat arguments



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# File 'lib/frontman/concerns/dispatch_events.rb', line 29

def emit(events, *arguments)
  list(events).each do |event_name|
    event_listeners = listeners[event_name.to_sym] || []
    event_listeners.each do |listener|
      listener.call(*arguments)
    end
  end

  self
end

#listeners ⇒ Object 



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# File 'lib/frontman/concerns/dispatch_events.rb', line 11

def listeners
  @listeners ||= {}
end

#off(events) ⇒ Object 



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# File 'lib/frontman/concerns/dispatch_events.rb', line 41

def off(events)
  list(events).each do |event_name|
    listeners[event_name.to_sym] = []
  end

  self
end

#on(events, callback) ⇒ Object 



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# File 'lib/frontman/concerns/dispatch_events.rb', line 19

def on(events, callback)
  list(events).each do |event_name|
    listeners[event_name.to_sym] ||= []
    T.must(listeners[event_name.to_sym]).push(callback)
  end

  self
end