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Reserve prefix lifetimes too

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This commit is contained in:
Michael Goulet 2024-08-26 11:11:13 -04:00
parent 59d4114b2d
commit 9aaf873396
4 changed files with 51 additions and 9 deletions
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10
compiler/rustc_parse/src/lexer/mod.rs
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@ -205,6 +205,16 @@ impl<'psess, 'src> StringReader<'psess, 'src> {
self.report_unknown_prefix(start);
self.ident(start)
}
rustc_lexer::TokenKind::UnknownPrefixLifetime => {
self.report_unknown_prefix(start);
// Include the leading `'` in the real identifier, for macro
// expansion purposes. See #12512 for the gory details of why
// this is necessary.
let lifetime_name = self.str_from(start);
self.last_lifetime = Some(self.mk_sp(start, start + BytePos(1)));
let ident = Symbol::intern(lifetime_name);
token::Lifetime(ident, IdentIsRaw::No)
}
rustc_lexer::TokenKind::InvalidIdent
| rustc_lexer::TokenKind::InvalidPrefix
// Do not recover an identifier with emoji if the codepoint is a confusable