The 20,000-line PR that was actually 47 lines: building ClearPR

The 20,000-line PR that was actually 47 lines: building ClearPR Some time back, a teammate opened a PR. The diff said 20,847 lines changed . I clicked, my MacBook fan kicked in, and GitHub started painting the page in those familiar green and red blocks. I scrolled. Scrolled some more. Then a bit more. Eventually I got to the part where I realised what had happened: someone had run Prettier on the whole repo before pushing. The actual change was 47 lines. I sat there for a moment thinking about