d">type</span> lrng</code><code> = Isla_lang.AST.lrng</code></dt><dd><p>The type of an expression range. This imported from Isla to avoid having two incompatible types.</p><p>This represent a range in a source file, so generally this is a pair of <a href="index.html#type-loc"><code>loc</code></a>, but it may also be <code>Unknown</code>.</p></dd></dl><div class="spec module" id="module-Size"><a href="#module-Size" class="anchor"></a><code><span class="keyword">module</span> <a href="Size/index.html">Size</a