`clojure.test/is`)</pre></div></div><div class="public anchor" id="var-is-in.3F"><h3>is-in?</h3><div class="usage"><code>(is-in? xs)</code></div><div class="doc"><pre class="plaintext">passes if the value is included in the given collection

(matcha/run-match (matcha/is-in? [1]) 1) ; =&gt; passes
(matcha/run-match (matcha/is-in? [5]) 1) ; =&gt; fails</pre></div></div><div class="public anchor" id="var-isa.3F"><h3>isa?</h3><div class="usage"><code>(isa? parent)</code></div><div class="doc"><pre class="plaint