-template_arg">template_arg</a></span> <span class="arrow">&#45;&gt;</span></span>
  <span><span>(<span class="type-var">'context</span>, <span class="type-var">'f_in</span>, <span class="type-var">'f_out</span>, <span class="type-var">'lc</span>, <span class="type-var">'arg_payload</span>)</span> <a href="../index.html#type-templ_matcher">templ_matcher</a></span></span></code></div><div class="spec-doc"><p>Starts template arguments after a name</p></div></div><div class="odoc-spec"><div class="spec value a