zeroshade commented on code in PR #41595:
URL: https://github.com/apache/arrow/pull/41595#discussion_r1594499804
##########
go/arrow/csv/common.go:
##########
@@ -239,21 +239,31 @@ func WithStringsReplacer(replacer *strings.Replacer)
Option {
func validate(schema *arrow.Schema) {
for i, f := range schema.Fields() {
- switch ft := f.Type.(type) {
- case *arrow.BooleanType:
- case *arrow.Int8Type, *arrow.Int16Type, *arrow.Int32Type,
*arrow.Int64Type:
- case *arrow.Uint8Type, *arrow.Uint16Type, *arrow.Uint32Type,
*arrow.Uint64Type:
- case *arrow.Float16Type, *arrow.Float32Type, *arrow.Float64Type:
- case *arrow.StringType, *arrow.LargeStringType:
- case *arrow.TimestampType:
- case *arrow.Date32Type, *arrow.Date64Type:
- case *arrow.Decimal128Type, *arrow.Decimal256Type:
- case *arrow.ListType, *arrow.LargeListType,
*arrow.FixedSizeListType:
- case *arrow.BinaryType, *arrow.LargeBinaryType,
*arrow.FixedSizeBinaryType:
- case arrow.ExtensionType:
- case *arrow.NullType:
- default:
- panic(fmt.Errorf("arrow/csv: field %d (%s) has invalid
data type %T", i, f.Name, ft))
+ if !typeSupported(f.Type) {
+ panic(fmt.Errorf("arrow/csv: field %d (%s) has invalid
data type %T", i, f.Name, f.Type))
}
}
}
+
+func typeSupported(dt arrow.DataType) bool {
+ switch dt := dt.(type) {
+ case *arrow.BooleanType:
+ case *arrow.Int8Type, *arrow.Int16Type, *arrow.Int32Type,
*arrow.Int64Type:
+ case *arrow.Uint8Type, *arrow.Uint16Type, *arrow.Uint32Type,
*arrow.Uint64Type:
+ case *arrow.Float16Type, *arrow.Float32Type, *arrow.Float64Type:
+ case *arrow.StringType, *arrow.LargeStringType:
+ case *arrow.TimestampType:
+ case *arrow.Date32Type, *arrow.Date64Type:
+ case *arrow.Decimal128Type, *arrow.Decimal256Type:
Review Comment:
should we bother actively listing these out? it might make more sense to
just explicitly have cases for the types we don't support to return false and
then just default return true?
just to shrink this
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