Module: Sequent::Core::Helpers::MessageHandler

Included in:
AggregateRoot, BaseCommandHandler, Projector, Workflow
Defined in:
lib/sequent/core/helpers/message_handler.rb

Overview

Creates ability to use DSL like: class MyProjector < Sequent::Projector

on MyEvent do |event|
  do_some_logic
end

end

You typically do not need to include this module in your classes. If you extend from Sequent::AggregateRoot, Sequent::Projector, Sequent::Workflow or Sequent::CommandHandler you will get this functionality for free.

Defined Under Namespace

Modules: ClassMethods

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(host_class) ⇒ Object 



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# File 'lib/sequent/core/helpers/message_handler.rb', line 33

def self.included(host_class)
  host_class.extend(ClassMethods)
end

Instance Method Details

#handle_message(message) ⇒ Object 



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# File 'lib/sequent/core/helpers/message_handler.rb', line 37

def handle_message(message)
  handler = self.class.message_mapping[message.class]
  self.instance_exec(message, &handler) if handler
end