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Diffstat (limited to 'crates/parser/src/grammar/patterns.rs')
| -rw-r--r-- | crates/parser/src/grammar/patterns.rs | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/crates/parser/src/grammar/patterns.rs b/crates/parser/src/grammar/patterns.rs index 81e2051abb..60a7507c45 100644 --- a/crates/parser/src/grammar/patterns.rs +++ b/crates/parser/src/grammar/patterns.rs @@ -69,6 +69,11 @@ fn pattern_single_r(p: &mut Parser, recovery_set: TokenSet) { // 200 .. 301 => (), // 302 .. => (), // } + // + // match Some(10 as u8) { + // Some(0) | None => (), + // Some(1..) => () + // } // } // FIXME: support half_open_range_patterns (`..=2`), @@ -78,9 +83,9 @@ fn pattern_single_r(p: &mut Parser, recovery_set: TokenSet) { let m = lhs.precede(p); p.bump(range_op); - // `0 .. =>` or `let 0 .. =` - // ^ ^ - if p.at(T![=]) { + // `0 .. =>` or `let 0 .. =` or `Some(0 .. )` + // ^ ^ ^ + if p.at(T![=]) | p.at(T![')']) { // test half_open_range_pat // fn f() { let 0 .. = 1u32; } } else { |