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