tustvold commented on code in PR #2464:
URL: https://github.com/apache/arrow-rs/pull/2464#discussion_r946980254
##########
parquet/src/file/serialized_reader.rs:
##########
@@ -376,6 +361,30 @@ pub(crate) fn read_page_header<T: Read>(input: &mut T) ->
Result<PageHeader> {
Ok(page_header)
}
+/// Reads a [`PageHeader`] from the provided [`Read`] returning the number of
bytes read
+fn read_page_header_len<T: Read>(input: &mut T) -> Result<(usize, PageHeader)>
{
+ /// A wrapper around a [`std::io::Read`] that keeps track of the bytes read
+ struct TrackedRead<R> {
Review Comment:
This is kind of ugly, but the length of the header isn't stored anywhere
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