Function callWithClient

storage/s3/storage.go:200–223

callWithClient is a helper function to call S3 client method with automatic region error handling

(s *Storage, bucket string, fn func(client s3Client) (*T, error))

// callWithClient is a helper function to call S3 client method with automatic region
// error handling
func callWithClient[T any](s *Storage, bucket string, fn func(client s3Client) (*T, error)) (*T, s3Client, error) {
	client := s.getBucketClient(bucket)

	r, err := fn(client)

	if err != nil {
		// Check if the error is the region mismatch error.
		// If so, create a new client with the correct region and retry the request.
		if region := regionFromError(err); len(region) != 0 {
			client, err = s.createBucketClient(bucket, region)
			if err != nil {
				return nil, nil, err
			}

			r, err = fn(client)
		}
	}

	if err != nil {
		return nil, nil, err
	}

	return r, client, nil
}