heronshoes commented on code in PR #34441:
URL: https://github.com/apache/arrow/pull/34441#discussion_r1125135206
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ruby/red-arrow/lib/arrow/record-batch-file-reader.rb:
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@@ -20,6 +20,8 @@ class RecordBatchFileReader
include Enumerable
def each
+ return to_enum(__method__) unless block_given?
Review Comment:
How about to supply the size of Enumerator?
```suggestion
return to_enum(__method__) {n_record_batches} unless block_given?
```
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