<?xml version="1.0" encoding="utf-8"?>
<container xmlns="http://symfony.com/schema/dic/services" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://symfony.com/schema/dic/services https://symfony.com/schema/dic/services/services-1.0.xsd">
  <services>
    <defaults public="true" />
    <service class="FooClass"/>
    <service id="FooClass">
      <argument type="service">
        <service class="BarClass" />
      </argument>
    </service>
  </services>
</container>