  
                  <pre class="highlight swift"><code><span class="kd">@propertyWrapper</span>
<span class="kd">public</span> <span class="kd">struct</span> <span class="kt">ObjectState</span><span class="o">&lt;</span><span class="kt">O</span><span class="o">&gt;</span> <span class="p">:</span> <span class="kt">DynamicProperty</span> <span class="k">where</span> <span class="kt">O</span> <span class="p">:</span> <span class="kt"><a href="../Protocols/DynamicObject.html">DynamicObject</a></span></code></p