Don't show empty debugger list when there isn't any debug config

[vzhukovs]

What it does

This changes proposal doesn't show empty quick pick popup if there is no any debug configurations, this one:

Old behavior:

New behavior:

Signed-off-by: Vladyslav Zhukovskyi [email protected]

How to test

Ensure that your workspace doesn't have launch.json, open any file in editor, place focus into editor and try to execute Debug > Start Debugging, you'll get empty quick pick popup and when it closes auto generated launch.json opens.

Review checklist

• as an author, I have thoroughly tested my changes and carefully followed the review guidelines

Reminder for reviewers

• as a reviewer, I agree to behave in accordance with the review guidelines

[azatsarynnyy]

much better UX now 👍

[vince-fugnitto]

@vzhukovskii I thought this case was already handled, this is what I see on master:

[vzhukovs]

@vince-fugnitto, I suppose that this issue reproduces on 'heavy' projects, not sure, was testing this with che-theia project (theia built from master):

[vince-fugnitto]

@vince-fugnitto, I suppose that this issue reproduces on 'heavy' projects, not sure, was testing this with che-theia project (theia built from master):

Unfortunately I could not reproduce the issue with a larger workspace, however I don't feel like your code will cause any problems and would be an overall better experience :)

[akosyakov]

thank you!