Module: Synapse::EventBus::MappingEventListener

Extended by:
ActiveSupport::Concern
Includes:
EventListener
Defined in:
lib/synapse/event_bus/mapping.rb

Overview

Mixin for an event listener that wishes to use the mapping DSL

Examples:

class OrderBookManagementListener
  include MappingEventListener

  map_event UserRegistered do |event|
    # ...
  end

  map_event UserProfileUpdated do |event, message|
    # ...
  end

  map_event UserBanned, :to => :on_banned
end

Defined Under Namespace

Modules: ClassMethods

Instance Method Summary collapse

Instance Method Details

#notify(event) ⇒ undefined

Parameters:

  • event (EventMessage)

Returns:

  • (undefined) 


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# File 'lib/synapse/event_bus/mapping.rb', line 42

def notify(event)
  mapping = event_mapper.mapping_for event.payload_type
  if mapping
    mapping.invoke self, event.payload, event
  end
end