f any, a warning if any, the result if any</p>
    

    <h2 class="hasAnchor" id="examples"><a class="anchor" href="#examples"></a>Examples</h2>
    <pre class="examples"><span class='co'># NOT RUN {</span>
<span class='no'>sure_log</span> <span class='kw'>&lt;-</span> <span class='fu'>surely</span>(<span class='no'>log</span>)
<span class='fu'>sure_log</span>(<span class='fl'>1</span>)
<span class='fu'>sure_log</span>(<span class='st'>"a"</span>)
<span class='co'># }</span></pre>
  </div>
  <div class="co