Gemfile:
gem 'simple-event-bus'Shell:
gem install simple-event-busUse the SimpleEventBus class as a singleton, or instantiate new instances of it.
require 'event-bus'
SimpleEventBus.subscribe(:event_happened) do |params|
puts "Event handled with block: #{params.inspect}"
end
class EventHandler
def event_happened(params)
puts "Event handled with method: #{params.inspect}"
end
end
SimpleEventBus.emit(:event_happened, param1: 'hello', param2: 'world')
bus = SimpleEventBus.new
bus.subscribe(:event_happened, EventHandler.new, once: true)
bus.emit(:event_happened, request: 'handle THIS')