I don't mean VCS UI, I mean that in the project view and when viewing source files, the editor highlights added, removed and changed lines and normally if you c

I don't mean VCS UI, I mean that in the project view and when viewing source files, the editor highlights added, removed and changed lines and normally if you click on it it shows the diff at that code block. Generally IDEs will be diffing against head or staging and it's not very configurable.