mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-27 01:04:03 +00:00
28 lines
739 B
Rust
28 lines
739 B
Rust
//@ compile-flags: --error-format json
|
|
//@ error-pattern:unnecessary parentheses
|
|
//@ run-rustfix
|
|
|
|
// The output for humans should just highlight the whole span without showing
|
|
// the suggested replacement, but we also want to test that suggested
|
|
// replacement only removes one set of parentheses, rather than naïvely
|
|
// stripping away any starting or ending parenthesis characters—hence this
|
|
// test of the JSON error format.
|
|
|
|
#![deny(unused_parens)]
|
|
#![allow(unreachable_code)]
|
|
|
|
fn main() {
|
|
// We want to suggest the properly-balanced expression `1 / (2 + 3)`, not
|
|
// the malformed `1 / (2 + 3`
|
|
let _a = 1 / (2 + 3);
|
|
f();
|
|
}
|
|
|
|
fn f() -> bool {
|
|
loop {
|
|
if (break { return true }) {
|
|
}
|
|
}
|
|
false
|
|
}
|