Function apply_operator

datafusion/expr-common/src/interval_arithmetic.rs:1046–1062

Applies the given binary operator the `lhs` and `rhs` arguments.

(op: &Operator, lhs: &Interval, rhs: &Interval)

/// Applies the given binary operator the `lhs` and `rhs` arguments.
pub fn apply_operator(op: &Operator, lhs: &Interval, rhs: &Interval) -> Result<Interval> {
    match *op {
        Operator::Eq => lhs.equal(rhs),
        Operator::NotEq => lhs.equal(rhs)?.not(),
        Operator::Gt => lhs.gt(rhs),
        Operator::GtEq => lhs.gt_eq(rhs),
        Operator::Lt => lhs.lt(rhs),
        Operator::LtEq => lhs.lt_eq(rhs),
        Operator::And => lhs.and(rhs),
        Operator::Or => lhs.or(rhs),
        Operator::Plus => lhs.add(rhs),
        Operator::Minus => lhs.sub(rhs),
        Operator::Multiply => lhs.mul(rhs),
        Operator::Divide => lhs.div(rhs),
        _ => internal_err!("Interval arithmetic does not support the operator {op}"),
    }
}

/// Helper function used for adding the end-point values of intervals.
///