| // compile-flags: --error-format json -Zunstable-options |
| // 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)); //~ERROR unnecessary parentheses |
| f(); |
| } |
| |
| fn f() -> bool { |
| loop { |
| if (break { return true }) { |
| } |
| } |
| false |
| } |
