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Small parser cleanups

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Nilstrieb 2022-10-27 21:43:48 +02:00
parent 8d13b2a046
commit 6c47848c25
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1 changed files with 5 additions and 5 deletions
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6
compiler/rustc_expand/src/mbe/macro_parser.rs
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@ -451,7 +451,7 @@ impl TtParser {
// Try zero matches of this sequence, by skipping over it. // Try zero matches of this sequence, by skipping over it.
self.cur_mps.push(MatcherPos { self.cur_mps.push(MatcherPos {
idx: idx_first_after, idx: idx_first_after,
matches: mp.matches.clone(), // a cheap clone matches: Lrc::clone(&mp.matches),
}); });
} }
@ -465,7 +465,7 @@ impl TtParser {
// processed next time around the loop. // processed next time around the loop.
let ending_mp = MatcherPos { let ending_mp = MatcherPos {
idx: mp.idx + 1, // +1 skips the Kleene op idx: mp.idx + 1, // +1 skips the Kleene op
matches: mp.matches.clone(), // a cheap clone matches: Lrc::clone(&mp.matches),
}; };
self.cur_mps.push(ending_mp); self.cur_mps.push(ending_mp);
@ -481,7 +481,7 @@ impl TtParser {
// will fail quietly when it is processed next time around the loop. // will fail quietly when it is processed next time around the loop.
let ending_mp = MatcherPos { let ending_mp = MatcherPos {
idx: mp.idx + 2, // +2 skips the separator and the Kleene op idx: mp.idx + 2, // +2 skips the separator and the Kleene op
matches: mp.matches.clone(), // a cheap clone matches: Lrc::clone(&mp.matches),
}; };
self.cur_mps.push(ending_mp); self.cur_mps.push(ending_mp);