Function haproxy_api::create_async_function

pub fn create_async_function<'lua, A, R, F, FR>(
    lua: &'lua Lua,
    func: F
) -> Result<Function<'lua>>where
    A: FromLuaMulti<'lua>,
    R: IntoLuaMulti<'lua>,
    F: 'static + Send + Fn(&'lua Lua, A) -> FR,
    FR: 'lua + Future<Output = Result<R>>,