Regressions and git bisect - an app for that?

[Mathias Lang]

On Thursday, 13 February 2020 at 09:26:14 UTC, Walter Bright 
wrote:
> Speaking of git bisect, a lot of great work has been put into 
> automating things with the test suite, and extra things like 
> generating test profile coverage.
>
> It could be an ongoing nice timesaver if a tool could be added 
> to git that, for regressions, automatically figured out which 
> PR caused the breakage.

Vladimir gave a presentation about it at DConf: 
https://www.youtube.com/watch?v=1viQK8w6370
I highly recommend watching the whole video but in case you're in 
a hurry, the Digger part starts here: 
https://youtu.be/1viQK8w6370?t=1850