yii\db\Schema::convertException PHP Method

    public function convertException(\Exception $e, $rawSql)
    {
        if ($e instanceof Exception) {
            return $e;
        }
        $exceptionClass = '\\yii\\db\\Exception';
        foreach ($this->exceptionMap as $error => $class) {
            if (strpos($e->getMessage(), $error) !== false) {
                $exceptionClass = $class;
            }
        }
        $message = $e->getMessage() . "\nThe SQL being executed was: {$rawSql}";
        $errorInfo = $e instanceof \PDOException ? $e->errorInfo : null;
        return new $exceptionClass($message, $errorInfo, (int) $e->getCode(), $e);
    }