emilk commented on code in PR #24322:
URL: https://github.com/apache/datafusion/pull/24322#discussion_r3774961480
##########
datafusion/core/tests/user_defined/user_defined_scalar_functions.rs:
##########
@@ -1877,7 +1872,7 @@ impl ExtensionType for MyUserExtensionType {
&self,
data_type: &DataType,
) -> std::result::Result<(), ArrowError> {
- if let DataType::Utf8 = data_type {
+ if matches!(data_type, DataType::Utf8) {
Review Comment:
could this be `==`?
##########
datafusion/spark/src/function/string/length.rs:
##########
@@ -154,10 +154,10 @@ where
} else {
let values: Vec<_> = (0..array.len())
.map(|i| {
- // Safety: we are iterating with array.len() so the index
is always valid
if array.is_null(i) {
i32::default()
} else {
+ // SAFETY: we are iterating with array.len() so the
index is always valid
Review Comment:
let's revert the commit+lint that changed all these safety comments
##########
datafusion/pruning/src/pruning_predicate.rs:
##########
@@ -795,14 +795,12 @@ impl BoolVecBuilder {
fn is_always_true(expr: &Arc<dyn PhysicalExpr>) -> bool {
expr.downcast_ref::<phys_expr::Literal>()
- .map(|l| matches!(l.value(), ScalarValue::Boolean(Some(true))))
- .unwrap_or_default()
+ .is_some_and(|l| matches!(l.value(), ScalarValue::Boolean(Some(true))))
Review Comment:
could this use `==` ?
##########
datafusion/expr/src/predicate_bounds.rs:
##########
@@ -166,7 +166,7 @@ impl PredicateBoundsEvaluator<'_> {
}
// If `expr` is not nullable, we can be certain `expr` is not null
- if let Ok(false) = expr.nullable(self.input_schema) {
+ if matches!(expr.nullable(self.input_schema), Ok(false)) {
Review Comment:
can use ==
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