s exception<br>
</div>
<pre><span id="VALerror"><span class="keyword">val</span> error</span> : <code class="type">('a, unit, <a href="Pretty.html#TYPEdoc">Pretty.doc</a>, unit) format4 -> 'a</code></pre><div class="info">
Prints an error message of the form <code class="code">Error: ...</code>. 
    Use in conjunction with s, for example: <code class="code">E.s (E.error ... )</code>.<br>
</div>
<pre><span id="VALbug"><span class="keyword">val</span> bug</span> : <code class="type">('a, unit, <a href="Prett