rust/tests/ui/let-else/let-else-binding-explicit-mut-pass.rs

//@ check-pass


fn main() {
    let Some(n) = &mut &mut Some(5i32) else { return; };
    *n += 1; // OK
    let _ = n;

    let Some(n): &mut Option<i32> = &mut &mut Some(5i32) else { return; };
    *n += 1; // OK
    let _ = n;
}
let-else: add match-ergonomics tests adapted from rfc2005 collect explicit-mut passing tests in one file 2021-10-17 00:42:22 -05:00			`//@ check-pass`

Remove the let_else feature gate from the testsuite Result of running: rg -l "feature.let_else" src/test/ \| xargs sed -s -i "s#^...feature.let_else..\$##" Plus manual tidy fixes. 2022-02-27 00:08:31 -06:00
let-else: add match-ergonomics tests adapted from rfc2005 collect explicit-mut passing tests in one file 2021-10-17 00:42:22 -05:00
			`fn main() {`
			`let Some(n) = &mut &mut Some(5i32) else { return; };`
			`*n += 1; // OK`
			`let _ = n;`

			`let Some(n): &mut Option<i32> = &mut &mut Some(5i32) else { return; };`
			`*n += 1; // OK`
			`let _ = n;`
			`}`