Method: Roby::Application#on_notification

Defined in:

lib/roby/app.rb

#on_notification(user: false) {|source, level, message| ... } ⇒ Object

Registers a block to be called when a message needs to be dispatched from #notify

Yield Parameters:

• source (String) —

  the source of the message

• level (String) —

  the log level

• message (String) —

  the message itself

Returns:

• (Object) —

  the listener ID that can be given to #remove_notification_listener

Raises:

• (ArgumentError)

# File 'lib/roby/app.rb', line 3286

def on_notification(user: false, &block)
    raise ArgumentError, "missing expected block argument" unless block

    add_lifecyle_hook(notification_listeners, block, user: user)
end