Method parse_unary

nodedb/src/control/promql/parser.rs:98–105

(&mut self)

    }

    fn parse_unary(&mut self) -> Result<Expr, PromqlError> {
        if matches!(self.peek(), Token::Sub) {
            self.advance();
            let expr = self.parse_unary()?;
            return Ok(Expr::Negate(Box::new(expr)));
        }
        self.parse_postfix()
    }

    fn parse_postfix(&mut self) -> Result<Expr, PromqlError> {
        let mut expr = self.parse_primary()?;