><span class="w"> </span><span class="kd">::</span><span class="w"> </span><span class="n">i</span><span class="p">,</span><span class="n">k</span><span class="w"></span>
<span class="w">    </span><span class="k">type</span><span class="p">(</span><span class="n">Token</span><span class="p">)</span><span class="w"> </span><span class="kd">::</span><span class="w"> </span><span class="n">t</span><span class="w"></span>
<span class="w">    </span><span class="k">type</span><span class="p">(</span><span class