cord field anchored"><a href="#type-t.history" class="anchor"></a><code><span>history : <a href="../PulseValueHistory/index.html#type-t">ValueHistory.t</a>;</span></code></li></ol><code><span>}</span></code></li><li id="type-t.ViaCall" class="def variant constructor anchored"><a href="#type-t.ViaCall" class="anchor"></a><code><span>| </span><span><span class="constructor">ViaCall</span> <span class="keyword">of</span> </span><span>{</span></code><ol><li id="type-t.f" class="def record field anchored"><a hre