Function parseCLIURL

go/client.go:298–325

parseCLIURL parses a CLI URL into host and port components. Supports formats: "host:port", "http://host:port", "https://host:port", or just "port". Panics if the URL format is invalid or the port is out of range.

(url string)

// Supports formats: "host:port", "http://host:port", "https://host:port", or just "port".
// Panics if the URL format is invalid or the port is out of range.
func parseCLIURL(url string) (string, int) {
	// Remove protocol if present
	cleanURL, _ := strings.CutPrefix(url, "https://")
	cleanURL, _ = strings.CutPrefix(cleanURL, "http://")

	// Parse host:port or port format
	var host string
	var portStr string
	if before, after, found := strings.Cut(cleanURL, ":"); found {
		host = before
		portStr = after
	} else {
		// Only port provided
		portStr = before
	}

	if host == "" {
		host = "localhost"
	}

	// Validate port
	port, err := strconv.Atoi(portStr)
	if err != nil || port <= 0 || port > 65535 {
		panic(fmt.Sprintf("Invalid port in URIConnection: %s", url))
	}

	return host, port
}

// Start starts the CLI server (if not using an external server) and establishes
// a connection.