own</a></h6>
  <div class="markdown level0 summary"><p>A Host is a user-provided service that indicates how various Grammarkdown services can interact with a file system. The <code>CoreAsyncHost</code> class provides the API surface that Grammarkdown uses to interact with a host that is able to access the file system asynchronously.</p>
</div>
  <div class="markdown level0 conceptual"></div>
  <h5 id="grammarkdown_CoreAsyncHost_class_examples"><strong>Examples</strong></h5>
  <p>The following example sh