use hydroflow::hydroflow_syntax; fn main() { let (input_send, input_recv) = hydroflow::util::unbounded_channel::<&str>(); let mut flow = hydroflow_syntax! { source_stream(input_recv) -> map(|x| x.to_uppercase()) -> for_each(|x| println!("{}", x)); }; input_send.send("Hello").unwrap(); input_send.send("World").unwrap(); flow.run_available(); }