rust/tests/ui/half-open-range-patterns/half-open-range-pats-syntactic-pass.rs
2024-05-02 19:42:31 -04:00

28 lines
522 B
Rust

//@ check-pass
// Test the parsing of half-open ranges.
fn main() {}
#[cfg(FALSE)]
fn syntax() {
match scrutinee {
X.. | 0.. | 'a'.. | 0.0f32.. => {}
..=X | ..X => {}
..=0 | ..0 => {}
..='a' | ..'a' => {}
..=0.0f32 | ..0.0f32 => {}
}
}
fn syntax2() {
macro_rules! mac {
($e:expr) => {
match 0u8 { ..$e => {}, _ => {} }
match 0u8 { ..=$e => {}, _ => {} }
match 0u8 { $e.. => {}, _ => {} }
}
}
mac!(42u8);
}