Function extractRegionFromGitRemote

detect/region.go:48–62

extractRegionFromGitRemote returns region name from a Git remote URL only if the region is a valid Scalingo region, returns an empty string othervise

(ctx context.Context, url string, rc *config.RegionsCache)

// extractRegionFromGitRemote returns region name from a Git remote URL
// only if the region is a valid Scalingo region, returns an empty string othervise
func extractRegionFromGitRemote(ctx context.Context, url string, rc *config.RegionsCache) (string, error) {
	// Extract url part from the git remote
	// e.g.: git@ssh.osc-fr1.scalingo.com:app-name.git -> ssh.osc-fr1.scalingo.com
	r := regexp.MustCompile(`git@(.*)\:.*`)
	matches := r.FindStringSubmatch(url)
	if len(matches) > 0 {
		for _, region := range rc.Regions {
			if matches[1] == strings.Split(region.SSH, ":")[0] {
				return region.Name, nil
			}
		}
		return "", errors.Newf(ctx, "[detect] no valid region could be found in the Git remote")
	}
	return "", errors.Newf(ctx, "[detect] could not extract URL from Git remote")
}