func()

in scripts/go/curconvert/curconvert.go [359:389]

• 21 lines of code
• 4 McCabe index (conditional complexity)

func (c *CurConvert) DownloadCur(curObject string) (string, error) {

	// define localfile name
	localFile := c.tempDir + "/" + curObject[strings.LastIndex(curObject, "/")+1:]

	// create localfile
	file, err := os.Create(localFile)
	if err != nil {
		return "", err
	}
	defer file.Close()

	// init S3 manager
	s3dl, err := c.initS3Downloader(c.sourceBucket, c.sourceArn, c.sourceExternalID)
	if err != nil {
		return "", err
	}

	// download S3 object to file
	_, err = s3dl.Download(file,
		&s3.GetObjectInput{
			Bucket: aws.String(c.sourceBucket),
			Key:    aws.String(curObject),
		})

	if err != nil {
		return "", fmt.Errorf("failed to download CUR object, bucket: %s, object: %s, error: %s", c.sourceBucket, curObject, err.Error())
	}

	return localFile, nil
}