n class="kd">init</span><span class="o">&lt;</span><span class="kt">O</span><span class="p">,</span> <span class="kt">V</span><span class="o">&gt;</span><span class="p">(</span><span class="nv">keyPath</span><span class="p">:</span> <span class="kt">KeyPath</span><span class="o">&lt;</span><span class="kt">O</span><span class="p">,</span> <span class="kt">V</span><span class="o">&gt;</span><span class="p">)</span> <span class="k">where</span> <span class="kt">O</span> <span class="p">:</span> <span class="k