Source of file ClassHelper.php

<?php

namespace TIC\CoreBundle\Util;

class ClassHelper

{

    /**

     * This class should not be instantiated.

     */

    private function __construct()

    {

    }

    public static function hasTrait($object, $nameTrait): bool

    {

        $todo = [];

        $done = [];

        do {

            $todo += class_uses($object);

            while (!empty($todo)) {

                $trait = array_pop($todo);

                if (in_array($trait, $done)) continue;

                if ($trait == $nameTrait) return true;

                $todo += class_uses($trait);

                $done[] = $trait;

            }

        } while($object = get_parent_class($object));

        return false;

    }

}