rust/src/test/ui/try-block/try-block-unused-delims.rs
2020-04-14 18:39:20 +02:00

29 lines
571 B
Rust

// check-pass
// compile-flags: --edition 2018
#![feature(try_blocks)]
#![warn(unused_parens, unused_braces)]
fn consume<T>(_: Result<T, T>) -> T { todo!() }
fn main() {
consume((try {}));
//~^ WARN unnecessary parentheses
consume({ try {} });
//~^ WARN unnecessary braces
match (try {}) {
//~^ WARN unnecessary parentheses
Ok(()) | Err(()) => (),
}
if let Err(()) = (try {}) {}
//~^ WARN unnecessary parentheses
match (try {}) {
//~^ WARN unnecessary parentheses
Ok(()) | Err(()) => (),
}
}