Example, output only (Rust'sstdout)

// Simple ranged integer propertyletmut num1 =1;// Rust stdout terminalletmut terminal =StdoutTerminal;let options =PromptBufferOptions{echo:true, ..Default::default()};letmut prompt =PromptBuffer::new(options);let input_keys =[Key::Character('h'asu8),Key::Character('e'asu8),Key::Character('l'asu8),Key::Character('p'asu8),Key::Newline];for keyin&input_keys{let p = prompt.handle_key(*key,&mut terminal, |mut m|{ifletSome(mut ctx) = m.command("help"){            ctx.get_terminal().print_line("Help!");}// Provides "num1/get" and "num1/set", with input validationifletSome(mut ctx) = m.property("num1",validate_property_min_max(1,100)){            ctx.apply(&mut num1);}});ifletPromptEvent::Break = p{break;}}