tustvold commented on code in PR #4259:
URL: https://github.com/apache/arrow-rs/pull/4259#discussion_r1200593185
##########
arrow-ipc/src/reader.rs:
##########
@@ -334,125 +205,21 @@ fn create_array(
.offset(0)
.build()
.unwrap();
- node_index += 1;
// no buffer increases
- make_array(data)
- }
- _ => {
- if nodes.len() <= node_index {
- return Err(ArrowError::IoError(format!(
- "Invalid data for schema. {} refers to node index {} but
only {} in schema",
- field, node_index, nodes.len()
- )));
- }
- let array = create_primitive_array(
- nodes.get(node_index),
- data_type,
- &[
- read_buffer(buffers.get(buffer_index), data,
compression_codec)?,
- read_buffer(buffers.get(buffer_index + 1), data,
compression_codec)?,
- ],
- )?;
- node_index += 1;
- buffer_index += 2;
- array
- }
- };
- Ok((array, node_index, buffer_index))
-}
-
-/// Skip fields based on data types to advance `node_index` and `buffer_index`.
-/// This function should be called when doing projection in fn
`read_record_batch`.
-/// The advancement logic references fn `create_array`.
-fn skip_field(
Review Comment:
This logic is moved into skip_node
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