INNER CODE UNIT · Rust
local_port_from_base_url
shenmintao/marginalia · desktop/src-tauri/src/lib.rs:228
fn local_port_from_base_url(url: &str) -> Option<u16> {
let rest = url
.strip_prefix("http://127.0.0.1:")
.or_else(|| url.strip_prefix("http://localhost:"))?;
let port = rest.split('/').next().unwrap_or(rest);
port.parse::<u16>().ok()
}
fn local_backend_health_ok(base_url: &str, port: u16) -> bool {
let addr = SocketAddr::from(([127, 0, 0, 1], port));
let Ok(mut stream) = TcpStream::connect_timeout(&addr, Duration::from_millis(250)) else {
return false;
};
let _ = stream.set_read_timeout(Some(Duration::from_millis(500)));
let _ = stream.set_write_timeout(Some(Duration::from_millis(500)));
let host = if base_url.starts_with("http://localhost:") {
"localhost"
} else {