mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-12-29 22:43:41 +00:00
55 lines
1.8 KiB
Rust
55 lines
1.8 KiB
Rust
#![allow(non_fmt_panics, clippy::needless_bool)]
|
|
|
|
macro_rules! assert_const {
|
|
($len:expr) => {
|
|
assert!($len > 0);
|
|
debug_assert!($len < 0);
|
|
};
|
|
}
|
|
fn main() {
|
|
assert!(true);
|
|
//~^ ERROR: `assert!(true)` will be optimized out by the compiler
|
|
assert!(false);
|
|
//~^ ERROR: `assert!(false)` should probably be replaced
|
|
assert!(true, "true message");
|
|
//~^ ERROR: `assert!(true)` will be optimized out by the compiler
|
|
assert!(false, "false message");
|
|
//~^ ERROR: `assert!(false, ..)` should probably be replaced
|
|
|
|
let msg = "panic message";
|
|
assert!(false, "{}", msg.to_uppercase());
|
|
//~^ ERROR: `assert!(false, ..)` should probably be replaced
|
|
|
|
const B: bool = true;
|
|
assert!(B);
|
|
//~^ ERROR: `assert!(true)` will be optimized out by the compiler
|
|
|
|
const C: bool = false;
|
|
assert!(C);
|
|
//~^ ERROR: `assert!(false)` should probably be replaced
|
|
assert!(C, "C message");
|
|
//~^ ERROR: `assert!(false, ..)` should probably be replaced
|
|
|
|
debug_assert!(true);
|
|
//~^ ERROR: `debug_assert!(true)` will be optimized out by the compiler
|
|
// Don't lint this, since there is no better way for expressing "Only panic in debug mode".
|
|
debug_assert!(false); // #3948
|
|
assert_const!(3);
|
|
assert_const!(-1);
|
|
|
|
// Don't lint if based on `cfg!(..)`:
|
|
assert!(cfg!(feature = "hey") || cfg!(not(feature = "asdf")));
|
|
|
|
let flag: bool = cfg!(not(feature = "asdf"));
|
|
assert!(flag);
|
|
|
|
const CFG_FLAG: &bool = &cfg!(feature = "hey");
|
|
assert!(!CFG_FLAG);
|
|
|
|
const _: () = assert!(true);
|
|
//~^ ERROR: `assert!(true)` will be optimized out by the compiler
|
|
|
|
// Don't lint if the value is dependent on a defined constant:
|
|
const N: usize = 1024;
|
|
const _: () = assert!(N.is_power_of_two());
|
|
}
|