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fix: parse the range pat inside the tuple pat

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zhoufan 2021-11-18 11:11:37 +08:00
parent fdd49b9713
commit a539b5e693
3 changed files with 168 additions and 82 deletions
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7
crates/parser/src/grammar/patterns.rs
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@ -74,6 +74,11 @@ fn pattern_single_r(p: &mut Parser, recovery_set: TokenSet) {
// Some(0) | None => (),
// Some(1..) => ()
// }
//
// match (10 as u8, 5 as u8) {
// (0, _) => (),
// (1.., _) => ()
// }
// }
// FIXME: support half_open_range_patterns (`..=2`),
@ -85,7 +90,7 @@ fn pattern_single_r(p: &mut Parser, recovery_set: TokenSet) {
// `0 .. =>` or `let 0 .. =` or `Some(0 .. )`
// ^ ^ ^
if p.at(T![=]) | p.at(T![')']) {
if p.at(T![=]) | p.at(T![')']) | p.at(T![,]) {
// test half_open_range_pat
// fn f() { let 0 .. = 1u32; }
} else {