 href="#type-simple_expression.Tuple" class="anchor"></a><code><span>| </span><span><span class="constructor">Tuple</span> <span class="keyword">of</span> <span><a href="#type-expression">expression</a> list</span></span></code></li><li id="type-simple_expression.UnaryOperator" class="def variant constructor anchored"><a href="#type-simple_expression.UnaryOperator" class="anchor"></a><code><span>| </span><span><span class="constructor">UnaryOperator</span> <span class="keyword">of</span> <a href="#type-unar