Testing config-rs and shellexpand to read from a YAML file.

Cargo.toml

[package]
name = "test-config-with-shellexpand"
version = "0.1.0"
edition = "2018"

[dependencies]
config = "0.11.0"
shellexpand = "2.1.0"

e.yaml

value1: test value for config-rs yaml
value2: another test value yaml

main.rs

extern crate shellexpand;

use config::*;

fn main() {

    let config_path = shellexpand::tilde("~/.config/example/e.yaml").to_string();
    let mut settings = Config::default();
    settings.merge(File::with_name(&config_path)).unwrap();


    let value1 = settings.get_string("value1").unwrap();

    println!("\n{:?} \n\n-----------",
            value1);

    let value2 = settings.get_string("value2").unwrap();

    println!("\n{:?} \n\n-----------",
            value2);
}