kahlan\Expectation::_log PHP Метод

    protected function _log($boolean, $data = [])
    {
        $not = $this->_not;
        $pass = $not ? !$boolean : $boolean;
        if ($pass) {
            $data['type'] = 'passed';
        } else {
            $data['type'] = 'failed';
            $this->_passed = false;
        }
        $description = $data['description'];
        if (is_array($description)) {
            $data['data'] = $description['data'];
            $data['description'] = $description['description'];
        }
        $data += ['backtrace' => Debugger::backtrace()];
        $data['not'] = $not;
        $this->_logs[] = $data;
        $this->_not = false;
        return $boolean;
    }