rust/src/test/ui/issues/issue-57741-1.rs
David Wood f13fe5f3f7
Add "dereference boxed value" suggestion.
This commit adds a `help: consider dereferencing the boxed value`
suggestion to discriminants of match statements when the match arms have
type `T` and the discriminant has type `Box<T>`.
2019-01-20 22:26:37 +01:00

19 lines
424 B
Rust

#![allow(warnings)]
// This tests that the `help: consider dereferencing the boxed value` suggestion isn't made
// because the box doesn't deref to the type of the arm.
enum S {
A { a: usize },
B { b: usize },
}
fn main() {
let x = Box::new(3u32);
let y = match x {
S::A { a } | S::B { b: a } => a,
//~^ ERROR mismatched types [E0308]
//~^^ ERROR mismatched types [E0308]
};
}