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