ue which can be either a function or an object.</p>
<ul>
<li><p>returning a (post-link) function - is equivalent to registering the linking function via the
<code>link</code> property of the config object when the compile function is empty.</p>
</li>
<li><p>returning an object with function(s) registered via <code>pre</code> and <code>post</code> properties - allows you to
control when a linking function should be called during the linking phase. See info about
pre-linking and post-linking functions below.<