Method unary

aiscript-vm/src/parser/mod.rs:1677–1685

(&mut self, _can_assign: bool)

    }

    fn unary(&mut self, _can_assign: bool) -> Option<Expr<'gc>> {
        let operator = self.previous;
        let right = Box::new(self.parse_precedence(Precedence::Unary)?);
        Some(Expr::Unary {
            operator,
            right,
            line: operator.line,
        })
    }

    fn binary(&mut self, _can_assign: bool) -> Option<Expr<'gc>> {
        let operator = self.previous;