mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-11-24 05:33:27 +00:00
158aa39a7c
I'm not sure why some lints need the `HirId` to be able to recognize the lint level attributes, but this commit makes the lint level attributes work for `toplevel_ref_arg`.
29 lines
539 B
Rust
29 lines
539 B
Rust
#![warn(clippy::all)]
|
|
#![allow(unused)]
|
|
|
|
fn the_answer(ref mut x: u8) {
|
|
*x = 42;
|
|
}
|
|
|
|
fn main() {
|
|
let mut x = 0;
|
|
the_answer(x);
|
|
// Closures should not warn
|
|
let y = |ref x| println!("{:?}", x);
|
|
y(1u8);
|
|
|
|
let ref x = 1;
|
|
|
|
let ref y: (&_, u8) = (&1, 2);
|
|
|
|
let ref z = 1 + 2;
|
|
|
|
let ref mut z = 1 + 2;
|
|
|
|
let (ref x, _) = (1, 2); // ok, not top level
|
|
println!("The answer is {}.", x);
|
|
|
|
// Make sure that allowing the lint works
|
|
#[allow(clippy::toplevel_ref_arg)]
|
|
let ref mut x = 1_234_543;
|
|
}
|