Method advance

nodedb/src/control/promql/parser.rs:40–44

(&mut self)

    }

    fn advance(&mut self) -> &Token {
        let tok = self.tokens.get(self.pos).unwrap_or(&Token::Eof);
        self.pos += 1;
        tok
    }

    fn at_eof(&self) -> bool {
        matches!(self.peek(), Token::Eof)