alamb commented on code in PR #16732:
URL: https://github.com/apache/datafusion/pull/16732#discussion_r2197549066
##########
datafusion/physical-plan/src/filter_pushdown.rs:
##########
@@ -95,13 +95,110 @@ pub enum PredicateSupport {
}
impl PredicateSupport {
+ /// Return the wrapped expression, discarding whether it is supported or
unsupported.
pub fn into_inner(self) -> Arc<dyn PhysicalExpr> {
match self {
PredicateSupport::Supported(expr) |
PredicateSupport::Unsupported(expr) => {
expr
}
}
}
+
+ /// Convert the [`PredicateSupport`] into a
[`PredicateSupportDiscriminant`].
+ pub fn discriminant(&self) -> PredicateSupportDiscriminant {
Review Comment:
Maybe PredicateSupport would be easier to manage if it was a struct with a
discrimnant field rather than an enum
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