rust/tests/ui/empty_loop.rs
2019-05-12 13:07:58 +02:00

53 lines
857 B
Rust

// aux-build:macro_rules.rs
#![warn(clippy::empty_loop)]
#![allow(clippy::unused_label)]
#[macro_use]
extern crate macro_rules;
fn should_trigger() {
loop {}
loop {
loop {}
}
'outer: loop {
'inner: loop {}
}
}
fn should_not_trigger() {
loop {
panic!("This is fine")
}
let ten_millis = std::time::Duration::from_millis(10);
loop {
std::thread::sleep(ten_millis)
}
#[allow(clippy::never_loop)]
'outer: loop {
'inner: loop {
break 'inner;
}
break 'outer;
}
// Make sure `allow` works for this lint
#[allow(clippy::empty_loop)]
loop {}
// We don't lint loops inside macros
macro_rules! foo {
() => {
loop {}
};
}
// We don't lint external macros
foofoo!()
}
fn main() {}