Module: RubyEventStore::ProcessManager

Defined in:
lib/ruby_event_store/process_manager.rb,
lib/ruby_event_store/process_manager/retry.rb,
lib/ruby_event_store/process_manager/version.rb,
lib/ruby_event_store/process_manager/state_replay.rb,
lib/ruby_event_store/process_manager/browser_extension.rb

Defined Under Namespace

Modules: ProcessMethods, Retry, Subscriptions Classes: BrowserExtension, StateReplay

Constant Summary collapse

VERSION = 
"0.2.0"

Class Method Summary collapse

Class Method Details

.parse_stream_name(stream_name) ⇒ Object 



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# File 'lib/ruby_event_store/process_manager.rb', line 72

def self.parse_stream_name(stream_name)
  class_name, _, id = stream_name.to_s.partition("$")
  return if id.empty?

  process_class = @registered_process_managers[class_name]
  return unless process_class

  [process_class, id]
end

.register(process_class) ⇒ Object 



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# File 'lib/ruby_event_store/process_manager.rb', line 68

def self.register(process_class)
  @registered_process_managers[process_class.name] = process_class if process_class.name
end

.with_state(&state_class_block) ⇒ Object 



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# File 'lib/ruby_event_store/process_manager.rb', line 82

def self.with_state(&state_class_block)
  unless block_given?
    raise ArgumentError, "A block returning the state class is required."
  end

  Module.new do
    @state_definition_block = state_class_block

    define_method(:initial_state) do
      block = self.class.instance_variable_get(:@state_definition_block)
      raise "State definition block not found on #{self.class}" unless block

      state_class = block.call
      raise "State definition block did not return a Class" unless state_class.instance_of?(Class)

      state_class.new
    end

    define_method(:state) do
      @state
    end

    def self.included(host_class)
      host_class.instance_variable_set(:@state_definition_block, @state_definition_block)

      host_class.include(ProcessMethods)
      host_class.include(Retry)
      host_class.extend(Subscriptions)
      ProcessManager.register(host_class)
    end
  end
end