I am opening this issue as @scheglov asked for at #25820 (comment)

I am having problem with auto completing the new Extension Functions from dart 2.6.0. I have added a new file called "time.dart" with some extensions, like this:

My main file just can't auto complete it. If I try to quickfix the error I get the following:

As soon as I move the extensions to the same file as main, everything works:

If I add the import manually, it also works:

My Dart for Intellij plugin version is 192.6817.14