Lisa Velden

I couldn't find proper documentation on this, but I think this is due to how CommonJS modules syntax works. Changing your example to the following works with ```$ google-closure-compiler -O...

Can you provide the exact command you've been using and potentially the reduced input that @ribrdb mentioned?

Did you try to run this with a version where this was still working? (From your description I'd say it's probably v20210504).