mageekguy\atoum\asserters\adapter\call::setTrace PHP Метод

    protected function setTrace()
    {
        foreach (debug_backtrace() as $trace) {
            if (isset($trace['function']) === true && isset($trace['file']) === true && isset($trace['line']) === true) {
                if (isset($trace['object']) === false || $trace['object'] !== $this) {
                    return $this;
                }
                $this->trace['file'] = $trace['file'];
                $this->trace['line'] = $trace['line'];
            }
        }
        $this->trace['file'] = null;
        $this->trace['line'] = null;
        return $this;
    }