58 lines
1.7 KiB
Rust
58 lines
1.7 KiB
Rust
//@ run-rustfix
|
|
|
|
fn expect<T>(_: T) {}
|
|
|
|
struct Issue114925 {
|
|
x: Option<String>,
|
|
}
|
|
|
|
fn issue_114925(lol: &mut Issue114925, x: Option<&String>) {
|
|
lol.x = x.clone();
|
|
//~^ ERROR mismatched types
|
|
//~| HELP use `Option::cloned` to clone the value inside the `Option`
|
|
}
|
|
|
|
fn main() {
|
|
let x = Some(&());
|
|
expect::<Option<()>>(x);
|
|
//~^ ERROR mismatched types
|
|
//~| HELP use `Option::copied` to copy the value inside the `Option`
|
|
let x = Ok(&());
|
|
expect::<Result<(), ()>>(x);
|
|
//~^ ERROR mismatched types
|
|
//~| HELP use `Result::copied` to copy the value inside the `Result`
|
|
let s = String::new();
|
|
let x = Some(&s);
|
|
expect::<Option<String>>(x);
|
|
//~^ ERROR mismatched types
|
|
//~| HELP use `Option::cloned` to clone the value inside the `Option`
|
|
let x = Ok(&s);
|
|
expect::<Result<String, ()>>(x);
|
|
//~^ ERROR mismatched types
|
|
//~| HELP use `Result::cloned` to clone the value inside the `Result`
|
|
|
|
let s = String::new();
|
|
let x = Some(s.clone());
|
|
let y = Some(&s);
|
|
println!("{}", x == y);
|
|
//~^ ERROR mismatched types
|
|
//~| HELP use `Option::cloned` to clone the value inside the `Option`
|
|
//FIXME(#114050) ~| HELP use `Option::as_ref` to convert `Option<String>` to `Option<&String>`
|
|
|
|
let mut s = ();
|
|
let x = Some(s);
|
|
let y = Some(&mut s);
|
|
println!("{}", x == y);
|
|
//~^ ERROR mismatched types
|
|
//~| HELP use `Option::copied` to copy the value inside the `Option`
|
|
|
|
let mut s = String::new();
|
|
let x = Some(s.clone());
|
|
let y = Some(&mut s);
|
|
println!("{}", x == y);
|
|
//~^ ERROR mismatched types
|
|
//~| HELP use `Option::cloned` to clone the value inside the `Option`
|
|
|
|
issue_114925(&mut Issue114925 { x: None }, None);
|
|
}
|