rust/src/test/ui/lint/unused_parens_remove_json_suggestion.fixed
2019-08-06 16:00:13 +08:00

63 lines
1.0 KiB
Rust

// compile-flags: --error-format pretty-json -Zunstable-options
// build-pass
// 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.
#![warn(unused_parens)]
#![allow(unreachable_code)]
fn main() {
let _b = false;
if _b {
println!("hello");
}
f();
}
fn f() -> bool {
let c = false;
if c {
println!("next");
}
if c {
println!("prev");
}
while false && true {
if c {
println!("norm");
}
}
while true && false {
for _ in 0 .. 3 {
println!("e~")
}
}
for _ in 0 .. 3 {
while true && false {
println!("e~")
}
}
loop {
if (break { return true }) {
}
}
false
}