fn files_by_segment()

in src/columnar_storage/src/compaction/picker.rs [136:153]

• 17 lines of code
• 2 McCabe index (conditional complexity)

    fn files_by_segment(&self, files: Vec<SstFile>) -> BTreeMap<Timestamp, Vec<SstFile>> {
        let mut files_by_segment = BTreeMap::new();
        let segment_duration = self.segment_duration;
        for file in files {
            let segment = file.meta().time_range.start.truncate_by(segment_duration);
            trace!(segment = ?segment, file = ?file);
            files_by_segment
                .entry(segment)
                .or_insert_with(Vec::new)
                .push(file);
        }

        trace!(
            files = ?files_by_segment,
            "Group files of similar timestamp into segment"
        );
        files_by_segment
    }