Function decimal_arith

nodedb-query/src/expr/binary.rs:32–42

Apply a Decimal arithmetic operation, returning `Value::Null` on overflow/div-zero.

(a: Decimal, op: BinaryOp, b: Decimal)

/// Apply a Decimal arithmetic operation, returning `Value::Null` on overflow/div-zero.
fn decimal_arith(a: Decimal, op: BinaryOp, b: Decimal) -> Value {
    let result = match op {
        BinaryOp::Add => a.checked_add(b),
        BinaryOp::Sub => a.checked_sub(b),
        BinaryOp::Mul => a.checked_mul(b),
        BinaryOp::Div => a.checked_div(b),
        BinaryOp::Mod => a.checked_rem(b),
        _ => return Value::Null,
    };
    result.map(Value::Decimal).unwrap_or(Value::Null)
}

pub(super) fn eval_binary_op(left: &Value, op: BinaryOp, right: &Value) -> Value {
    match op {