1<?xml version="1.0" encoding="UTF-8"?>
2<event-dispatcher>
3  <event name="event1">
4    <callable type="function" name="global_function" priority="255"/>
5    <callable type="closure" priority="-1"/>
6  </event>
7  <event name="event2">
8    <callable type="object" name="Symfony\Bundle\FrameworkBundle\Tests\Console\Descriptor\CallableClass" priority="0"/>
9  </event>
10</event-dispatcher>
11