r">value</span> <span class="identifier">jv_</span><span class="special">;</span>

<span class="keyword">public</span><span class="special">:</span>
    <span class="identifier">my_type</span><span class="special">(</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">initializer_list</span><span class="special">&lt;</span> <span class="identifier">value_ref</span> <span class="special">&gt;</span> <span class="identifier">init</span> <span class="special">)</spa