}
fn usage(binary: &str, options: &getopts::Options) {
- let message = format!("Usage: {} [OPTIONS] [FILTERS...]", binary);
+ let message = format!("Usage: {binary} [OPTIONS] [FILTERS...]");
println!(
r#"{usage}
shuffle_seed = match env::var("RUST_TEST_SHUFFLE_SEED") {
Ok(val) => match val.parse::<u64>() {
Ok(n) => Some(n),
- Err(_) => panic!("RUST_TEST_SHUFFLE_SEED is `{}`, should be a number.", val),
+ Err(_) => panic!("RUST_TEST_SHUFFLE_SEED is `{val}`, should be a number."),
},
Err(_) => None,
};