We still use the Closure compiler on one of our projects that originated about 10 years ago. It’s difficult (but not impossible) to debug with, but there’s no c

We still use the Closure compiler on one of our projects that originated about 10 years ago. It’s difficult (but not impossible) to debug with, but there’s no compelling reason to replace it yet. The code base has been completely rewritten over time with modern JS and amazingly the compiler works just fine.