warning: length comparison to zero --> src/request_sender.rs:36:12 | 36 | if clients.len() == 0 { | ^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `clients.is_empty()` | = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero = note: `#[warn(clippy::len_zero)]` on by default