</a> <span>&#45;&gt;</span> <span><span>(<span class="type-var">'context</span>, unit, <span class="type-var">_</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-one_arg">one_arg</a></span></code></dt><dd><p>Eats one arg of the given primitive type</p></dd></dl><dl><dt class="spec value" id="val-capt_exp_of_prim_typ"><a href="#val-capt_exp_of_prim_typ" class="anchor"></a><code><span class="keyword">val