* When creating line diffs do not split within an html entity
Fix#13342
Signed-off-by: Andrew Thornton <art27@cantab.net>
* Add test case
Signed-off-by: Andrew Thornton <art27@cantab.net>
* improve test
Signed-off-by: Andrew Thornton <art27@cantab.net>
Co-authored-by: techknowlogick <techknowlogick@gitea.io>