Prior to this PR, tags on deleted elements would be null, preventing those elements from being categorized correctly (or at all). By applying a window function to nodes and ways before filtering, the tags present on the version immediately prior to deletion will be used.
This PR also breaks out deletes (otherwise they'd be combined with modifications).
Prior to this PR, tags on deleted elements would be
null
, preventing those elements from being categorized correctly (or at all). By applying a window function to nodes and ways before filtering, the tags present on the version immediately prior to deletion will be used.This PR also breaks out deletes (otherwise they'd be combined with modifications).