rust/tests/ui/pattern/range-pattern-meant-to-be-slice-rest-pattern.rs
2024-02-04 22:16:21 +01:00

24 lines
832 B
Rust

fn main() {
match &[1, 2, 3][..] {
[1, rest..] => println!("{rest}"),
//~^ ERROR cannot find value `rest` in this scope
//~| ERROR cannot find value `rest` in this scope
//~| ERROR `X..` patterns in slices are experimental
_ => {}
}
match &[4, 5, 6][..] {
[] => {}
[_, ..tail] => println!("{tail}"),
//~^ ERROR cannot find value `tail` in this scope
//~| ERROR cannot find value `tail` in this scope
//~| ERROR exclusive range pattern syntax is experimental
}
match &[7, 8, 9][..] {
[] => {}
[_, ...tail] => println!("{tail}"),
//~^ ERROR cannot find value `tail` in this scope
//~| ERROR cannot find value `tail` in this scope
//~| ERROR range-to patterns with `...` are not allowed
}
}