ss="arrow">&#45;&gt;</span></span> bool)</span> <span class="arrow">&#45;&gt;</span></span>
  <span><span>(<span class="type-var">'context</span>, <span class="type-var">'f</span>, <span class="type-var">'f</span>, <span class="type-var">'arg_payload</span>)</span> <a href="../index.html#type-name_matcher">name_matcher</a></span></span></code></div><div class="spec-doc"><p>Starts a path with a matching name that satisfies the given function</p></div></div><div class="odoc-spec"><div class="spec value anchor