 : select a variable to condition on</p>
<ul>
<li>declared as <code>conds = product(cond1, cond2, ...)</code>
</li>
</ul>
</li>
</ul>
<p>These values are then sent through repurposed <code>productplots</code> functions to create the desired formula: <code>weight ~ alpha + fill + x | conds</code>.</p>
</div>
<div class="section level2">
<h2 id="version-compatibility-issues-with-ggplot2">Version compatibility issues with ggplot2<a class="anchor" aria-label="anchor" href="#version-compatibility-issues-with-ggp