Function parseUNCPath

cli/command/telemetry_docker.go:185–213

(s string)

}

func parseUNCPath(s string) (drive, p string, ok bool) {
	// UNC paths use backslashes but we're using forward slashes
	// so also enforce that here.
	//
	// In reality, this should have been enforced much earlier
	// than here since backslashes aren't allowed in URLs, but
	// we're going to code defensively here.
	s = filepath.ToSlash(s)

	const uncPrefix = "//./"
	if !strings.HasPrefix(s, uncPrefix) {
		// Not a UNC path.
		return "", "", false
	}
	s = s[len(uncPrefix):]

	parts := strings.SplitN(s, "/", 2)
	if len(parts) != 2 {
		// Not enough components.
		return "", "", false
	}

	drive, ok = splitWindowsDrive(parts[0])
	if !ok {
		// Not a windows drive.
		return "", "", false
	}
	return drive, "/" + parts[1], true
}

// splitWindowsDrive checks if the string references a windows
// drive (such as c:) and returns the drive letter if it is.