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 0684) was released 7 days ago,
which was after the last post in this thread.
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