semgrep will at least do the search portion, not sure about replace. Posted a few days ago: https://news.ycombinator.com/item?id=23919313 https://news.ycombin

semgrep will at least do the search portion, not sure about replace. Posted a few days ago: https://news.ycombinator.com/item?id=23919313 https://news.ycombinator.com/item?id=23919313 Slightly related: How to Build Static Checking Systems Using Orders of Magnitude Less Code https://web.stanford.edu/~mlfbrown/paper.pdf https://web.stanford.edu/~mlfbrown/paper.pdf They use "microgrammars" and found that the technique is surprisingly effective despite not being "correct".