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Split the test

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This commit is contained in:
Jade 2021-08-04 03:01:27 -07:00
parent b90ed92a5c
commit 775670e32c
3 changed files with 42 additions and 2 deletions
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12
crates/parser/src/grammar/patterns.rs
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@ -69,12 +69,20 @@ fn pattern_single_r(p: &mut Parser, recovery_set: TokenSet) {
// 302 .. => (),
// }
// }
// FIXME: support half_open_range_patterns (`..=2`),
// exclusive_range_pattern (`..5`) with missing lhs
for &range_op in [T![...], T![..=], T![..]].iter() {
if p.at(range_op) {
let m = lhs.precede(p);
p.bump(range_op);
if !p.at(T![=>]) {
// not a range pat like `302 .. => ()`
// `0 .. =>` or `let 0 .. =`
// ^ ^
if p.at(T![=]) {
// test half_open_range_pat
// fn f() { let 0 .. = 1u32; }
} else {
atom_pat(p, recovery_set);
}
m.complete(p, RANGE_PAT);