rust/tests/ui/toplevel_ref_arg.fixed

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// run-rustfix
#![warn(clippy::toplevel_ref_arg)]
#![allow(unused)]
fn main() {
// Closures should not warn
let y = |ref x| println!("{:?}", x);
y(1u8);
let x = &1;
let y: &(&_, u8) = &(&1, 2);
let z = &(1 + 2);
let z = &mut (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;
}