riki/rkgk
riki/rkgk
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h1: make ' and ? only allowed as suffixes in identifiers

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This commit is contained in:
りき萌 2025-09-02 20:30:47 +02:00
parent e31dde1048
commit 69cc34d07e
1 changed files with 8 additions and 1 deletions
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9
crates/haku/src/lexer.rs
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@ -57,7 +57,11 @@ fn one_or_two(l: &mut Lexer<'_>, kind1: TokenKind, c2: char, kind2: TokenKind) -
}
fn is_ident_char(c: char) -> bool {
matches!(c, 'a'..='z' | 'A'..='Z' | '0'..='9' | '_' | '\'' | '?')
matches!(c, 'a'..='z' | 'A'..='Z' | '0'..='9' | '_')
}
fn is_ident_extra_char(c: char) -> bool {
matches!(c, '\'' | '?')
}
fn ident(l: &mut Lexer<'_>) -> TokenKind {
@ -65,6 +69,9 @@ fn ident(l: &mut Lexer<'_>) -> TokenKind {
while is_ident_char(l.current()) {
l.advance();
}
while is_ident_extra_char(l.current()) {
l.advance();
}
let end = l.position;
match Span::new(start, end).slice(l.input) {