The CommentLines command ends up calling the ILineCommenter that is registered as a service on your current language. So if you are trying to make new comment lines functionality then you could just make a new class that implements ILineCommenter and register that on your language instead.
Actipro Software Support
The latest build of this product (v2019.1 build 0685) was released 14 days ago,
which was after the last post in this thread.
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