Fix incorrect diff expander for deletion of last lines in a file #29501
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* giteaofficial/main: Actions Artifacts v4 backend (go-gitea#28965) Remove jQuery AJAX from common global functions (go-gitea#29528) Allow options to disable user gpg keys configuration from the interface on app.ini (go-gitea#29486) [skip ci] Updated translations via Crowdin Fix issue & comment history bugs (go-gitea#29525) Fix incorrect diff expander for deletion of last lines in a file (go-gitea#29501) Ignore `__debug_bin*` which is generated by vscode when debugging (go-gitea#29524)
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Fixes: #29498
I don't quite understand this code, but this change does seem to fix the issue and I tested a number of diffs with it and saw no issue. The function gets such value if last line is an addition:
If it's a deletion, it gets:
So I think it's correct to make this check respect both left and right side.