</li><li><a href="#type-declarations">Type declarations</a></li><li><a href="#expressions">Expressions</a></li><li><a href="#l-values">L-Values</a></li><li><a href="#substitutions">Substitutions</a></li><li><a href="#pre-processing">Pre-processing</a></li></ul></nav><div class="odoc-content"><div class="odoc-spec"><div class="spec module anchored" id="module-Types"><a href="#module-Types" class="anchor"></a><code><span><span class="keyword">module</span> <a href="Types/index.html">Types</a></span><span> : <