de></pre></div>
    </div>

    <div id="arguments">
    <h2>Arguments</h2>
    <dl><dt>...</dt>
<dd><p>Objects that will be coerced to character and will compose the error message.</p></dd>


<dt>up</dt>
<dd><p>The number of frames up, default is 1. The call in the error message will be based on the function <code>up</code> frames up the stack. See examples. If you have many calls to <code>stop_up</code>/<code>warn_up</code> with a value of <code>up</code> different than one, you can use <code><a href="set