diff options
Diffstat (limited to 'users/tazjin')
-rw-r--r-- | users/tazjin/rlox/src/scanner.rs | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/users/tazjin/rlox/src/scanner.rs b/users/tazjin/rlox/src/scanner.rs index c1809010547a..78a019592ca4 100644 --- a/users/tazjin/rlox/src/scanner.rs +++ b/users/tazjin/rlox/src/scanner.rs @@ -55,13 +55,13 @@ pub enum TokenKind { #[derive(Debug)] pub struct Token<'a> { kind: TokenKind, - lexeme: &'a str, + lexeme: &'a [char], // literal: Object, // TODO(tazjin): Uhh? line: usize, } struct Scanner<'a> { - source: &'a str, + source: &'a [char], tokens: Vec<Token<'a>>, errors: Vec<Error>, start: usize, // offset of first character in current lexeme @@ -76,11 +76,7 @@ impl<'a> Scanner<'a> { fn advance(&mut self) -> char { self.current += 1; - - // TODO(tazjin): Due to utf8-safety, this is a bit annoying. - // Since string iteration is not the point here I'm just - // leaving this as is for now. - self.source.chars().nth(self.current - 1).unwrap() + self.source[self.current-1] } fn add_token(&mut self, kind: TokenKind) { |