span class="p">(</span><span class="n">ec</span><span class="p">)));</span>
        <span class="k">return</span><span class="p">;</span>
      <span class="p">}</span>
      <span class="c1">// Complete with a successful result
</span><span class="c1"></span>      <span class="n">_handler</span><span class="p">(</span><span class="n">result_type</span><span class="p">(</span><span class="n">outcome</span><span class="o">::</span><span class="n">success</span><span class="p">(</span><span class="n">v</span>