fn adjust_operator()

in crates/iceberg/src/spec/transform.rs [706:746]
38 lines of code
6 McCabe index (conditional complexity)

    fn adjust_operator(
        op: &PredicateOperator,
        datum: &Datum,
        width: Option<u32>,
    ) -> Option<PredicateOperator> {
        match op {
            PredicateOperator::LessThan => Some(PredicateOperator::LessThanOrEq),
            PredicateOperator::GreaterThan => Some(PredicateOperator::GreaterThanOrEq),
            PredicateOperator::StartsWith => match datum.literal() {
                PrimitiveLiteral::String(s) => {
                    if let Some(w) = width {
                        if s.len() == w as usize {
                            return Some(PredicateOperator::Eq);
                        };
                    };
                    Some(*op)
                }
                _ => Some(*op),
            },
            PredicateOperator::NotStartsWith => match datum.literal() {
                PrimitiveLiteral::String(s) => {
                    if let Some(w) = width {
                        let w = w as usize;

                        if s.len() == w {
                            return Some(PredicateOperator::NotEq);
                        }

                        if s.len() < w {
                            return Some(*op);
                        }

                        return None;
                    };
                    Some(*op)
                }
                _ => Some(*op),
            },
            _ => Some(*op),
        }
    }