_helper"><span class="keyword">module</span> Attr_helper</span>: <code class="code"><span class="keyword">sig</span></code> <a href="Attr_helper.html">..</a> <code class="code"><span class="keyword">end</span></code></pre><div class="info module top">
<div class="info-desc">
<p>Helpers for attributes</p>

<p><b>Warning:</b> this module is unstable and part of
  <a href="Compiler_libs.html">compiler-libs</a>.</p>
</div>
</div>
<hr width="100%">

<pre><code><span id="TYPEerror"><span class="keyword">type</spa