use cosmic_config::setting::{App, Setting, AppConfig}; struct ExampleApp; impl App for ExampleApp { const ID: &'static str = "com.Example.App"; const VERSION: u64 = 1; } struct DoFoo; impl Setting for DoFoo { const NAME: &'static str = "do-foo"; type Type = bool; } struct WhatBar; impl Setting for WhatBar { const NAME: &'static str = "what-bar"; type Type = String; } fn main() { let config = AppConfig::::new().unwrap(); config.set::(true).unwrap(); }