rust/tests/ui/issues/issue-21033.rs
2023-01-11 09:32:08 +00:00

48 lines
1 KiB
Rust

// run-pass
#![allow(unused_mut)]
#![allow(unused_variables)]
// pretty-expanded FIXME #23616
#![feature(box_patterns)]
enum E {
StructVar { boxed: Box<i32> }
}
fn main() {
// Test matching each shorthand notation for field patterns.
let mut a = E::StructVar { boxed: Box::new(3) };
match a {
E::StructVar { box boxed } => { }
}
match a {
E::StructVar { box ref boxed } => { }
}
match a {
E::StructVar { box mut boxed } => { }
}
match a {
E::StructVar { box ref mut boxed } => { }
}
match a {
E::StructVar { ref boxed } => { }
}
match a {
E::StructVar { ref mut boxed } => { }
}
match a {
E::StructVar { mut boxed } => { }
}
// Test matching non shorthand notation. Recreate a since last test
// moved `boxed`
let mut a = E::StructVar { boxed: Box::new(3) };
match a {
E::StructVar { boxed: box ref mut num } => { }
}
match a {
E::StructVar { boxed: ref mut num } => { }
}
}