recursive-env 0.1.1

Lookup env vars that are defined by other env vars
Documentation 
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use recursive_env::var;
use std::env;

fn main() {
    env::set_var("TEST1", "test1");
    env::set_var("TEST2", "${TEST1} test 2");
    for (key, _) in env::vars() {
        let fixed = var(&key).unwrap();
        println!("{key}: {fixed}");
    }
}