pub fn normalize_item_sets(item: &mut Item)Expand description
Normalize sets within an item by deduplicating them in-place.
- SS: deduplicates by string value
- NS: deduplicates by numeric value (e.g., “1.0” and “1” are the same)
- BS: deduplicates by byte content
Recursively normalizes sets inside L (list) and M (map) values.