lidavidm commented on a change in pull request #10538:
URL: https://github.com/apache/arrow/pull/10538#discussion_r663219563
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File path: cpp/src/arrow/compute/kernels/scalar_if_else.cc
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@@ -455,6 +602,302 @@ struct IfElseFunctor<Type, enable_if_number<Type>> {
}
};
+template <typename Type>
+struct IfElseFunctor<Type, enable_if_base_binary<Type>> {
+ using OffsetType = typename TypeTraits<Type>::OffsetType::c_type;
+ using ArrayType = typename TypeTraits<Type>::ArrayType;
+
+ // A - Array, S - Scalar, X = Array/Scalar
+
+ // SXX
+ static Status Call(KernelContext* ctx, const BooleanScalar& cond, const
Datum& left,
+ const Datum& right, Datum* out) {
+ if (left.is_scalar() && right.is_scalar()) {
+ if (cond.is_valid) {
+ *out = cond.value ? left.scalar() : right.scalar();
+ } else {
+ *out = MakeNullScalar(left.type());
+ }
+ return Status::OK();
+ }
+ // either left or right is an array. Output is always an array
+ int64_t out_arr_len = std::max(left.length(), right.length());
Review comment:
Oh whoops.
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