Super simple event pub/sub

to add events

Lux::EventBus.on('test') { |arg| puts 'foo: %s' % arg }
  Lux.event.on('test', :foo) { |arg| puts 'bar: %s' % arg }
  Lux.event.on('test', :foo) { |arg| puts 'baz: %s' % arg }
  Lux.event.on('test') { |arg| raise 'abc' }

  ###
  # foo: xxx
  # baz: xxx
  # error logged

to call

Lux.event.call 'test', 'xxx'

Error handler

Default event bus error handle.

Lux.config.on_event_bus_error = proc do |error, name|
    Lux.logger(:event_bus).error '[%s] %s' % [name, error.message]
  end