Function build_metro_target

packages/server/src/devtools.rs:647–684

(
    udid: &str,
    http_origin: Option<&str>,
    access_token: Option<&str>,
    port: u16,
    entry: &Value,
)

}

fn build_metro_target(
    udid: &str,
    http_origin: Option<&str>,
    access_token: Option<&str>,
    port: u16,
    entry: &Value,
) -> ChromeDevToolsTarget {
    let metro_id = string_value(entry, "id").unwrap_or_else(|| "target".to_owned());
    let id = format!("metro-{port}-{}", path_safe_id(&metro_id));
    let app_id = string_value(entry, "appId");
    let title = string_value(entry, "title")
        .or_else(|| app_id.clone())
        .unwrap_or_else(|| "React Native".to_owned());
    let description = string_value(entry, "description")
        .unwrap_or_else(|| "React Native Metro DevTools target".to_owned());
    let web_socket_path = format!("/api/simulators/{udid}/devtools/targets/{id}/socket");
    let web_socket_path = websocket_path_with_access_token(web_socket_path, access_token);
    let web_socket_debugger_url = websocket_url(http_origin.unwrap_or(""), &web_socket_path);
    let devtools_frontend_url = metro_devtools_frontend_url(port, entry, &web_socket_debugger_url);
    let app_name = app_id.clone().or_else(|| Some(title.clone()));

    ChromeDevToolsTarget {
        id,
        title,
        target_type: string_value(entry, "type").unwrap_or_else(|| "node".to_owned()),
        url: app_id
            .as_deref()
            .map(|app_id| format!("metro://{app_id}/{udid}"))
            .unwrap_or_else(|| format!("metro://{udid}/{metro_id}")),
        description,
        devtools_frontend_url,
        web_socket_debugger_url,
        source: SOURCE_REACT_NATIVE_METRO.to_owned(),
        process_identifier: 0,
        bundle_identifier: app_id,
        app_name,
    }
}

fn metro_websocket_debugger_url(port: u16, entry: &Value) -> String {
    chrome_inspector_websocket_debugger_url(port, entry)