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<h1>_createPredicateIndexFinder.js</h1>
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<div class="content"><div class='highlight'><pre><span class="hljs-keyword">import</span> cb <span class="hljs-keyword">from</span> <span class="hljs-string">'./_cb.js'</span>;
<span class="hljs-keyword">import</span> getLength <span class="hljs-keyword">from</span> <span class="hljs-string">'./_getLength.js'</span>;</pre></div></div>
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<p>Internal function to generate <code>_.findIndex</code> and <code>_.findLastIndex</code>.</p>
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<div class="content"><div class='highlight'><pre><span class="hljs-keyword">export</span> <span class="hljs-keyword">default</span> <span class="hljs-keyword">function</span> <span class="hljs-title function_">createPredicateIndexFinder</span>(<span class="hljs-params">dir</span>) {
<span class="hljs-keyword">return</span> <span class="hljs-keyword">function</span>(<span class="hljs-params">array, predicate, context</span>) {
predicate = <span class="hljs-title function_">cb</span>(predicate, context);
<span class="hljs-keyword">var</span> length = <span class="hljs-title function_">getLength</span>(array);
<span class="hljs-keyword">var</span> index = dir > <span class="hljs-number">0</span> ? <span class="hljs-number">0</span> : length - <span class="hljs-number">1</span>;
<span class="hljs-keyword">for</span> (; index >= <span class="hljs-number">0</span> && index < length; index += dir) {
<span class="hljs-keyword">if</span> (<span class="hljs-title function_">predicate</span>(array[index], index, array)) <span class="hljs-keyword">return</span> index;
}
<span class="hljs-keyword">return</span> -<span class="hljs-number">1</span>;
};
}</pre></div></div>
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