rust/tests/ui/try-trait/try-on-option.rs

fn main() {}

fn foo() -> Result<u32, ()> {
    let x: Option<u32> = None;
    x?; //~ ERROR the `?` operator
    Ok(22)
}

fn bar() -> u32 {
    let x: Option<u32> = None;
    x?; //~ ERROR the `?` operator
    22
}
Add UI tests 2017-09-22 15:24:06 +00:00			`fn main() {}`

			`fn foo() -> Result<u32, ()> {`
			`let x: Option<u32> = None;`
Better rustc_on_unimplemented, and UI test fixes 2021-04-17 18:56:07 +00:00			x?; //~ ERROR the `?` operator
Add UI tests 2017-09-22 15:24:06 +00:00			`Ok(22)`
			`}`

			`fn bar() -> u32 {`
			`let x: Option<u32> = None;`
Give custom error for E0277 on `?` error case 2019-04-18 02:50:50 +00:00			x?; //~ ERROR the `?` operator
Add UI tests 2017-09-22 15:24:06 +00:00			`22`
			`}`