Crate confiture 

Usage :

#[derive(Serialize, Deserialize, Debug, Default)]
#[serde(default)]
struct Config {
    title: String,

}

fn main() {
    let mut cfg = Config::from_toml_file("config.toml").unwrap();
    cfg.title = String::from("Jean");
    cfg.save_to_file("config.toml").unwrap();
}

Traits

FromTomlFile

This trait represent anything that can be parsed from toml file