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extern crate config;
use std::collections::HashMap;
fn main() {
let settings = config::Config::default()
// Add in `./Settings.toml`
.merge(config::File::with_name("Settings"))
// Add in settings from the environment (with a prefix of APP)
// Eg.. `APP_DEBUG=1 ./target/app` would set the `debug` key
.merge(config::Environment::with_prefix("APP"))
.unwrap();
// Print out our settings (as a HashMap)
println!("{:?}",
settings.deserialize::<HashMap<String, String>>().unwrap());
}
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