Function format_gateway_url

crates/openshell-core/src/forward.rs:751–762

Format a gateway URL, bracketing IPv6 literals when needed.

(scheme: &str, host: &str, port: u16)

/// Format a gateway URL, bracketing IPv6 literals when needed.
pub fn format_gateway_url(scheme: &str, host: &str, port: u16) -> String {
    let host = if host
        .parse::<std::net::IpAddr>()
        .is_ok_and(|ip| ip.is_ipv6())
        && !host.starts_with('[')
    {
        format!("[{host}]")
    } else {
        host.to_string()
    };
    format!("{scheme}://{host}:{port}")
}

/// Shell-escape a value for use inside a `ProxyCommand` string.
pub fn shell_escape(value: &str) -> String {