Enable coverage for generated source files

[Rasrack]

Description of the problem / feature request:

Currently when using coverage all generated source files are ignored. The files neither show up in source file manifest nor do they have a baseline coverage. I would like to enable to get coverage for generated source files as this not currently possible.

Bugs: what's the simplest, easiest way to reproduce this bug? Please provide a minimal example if possible.

Have a generated source file as a source to a rule.

What operating system are you running Bazel on?

Ubuntu 19.10

What's the output of bazel info release?

release 3.1.0

Have you found anything relevant by searching the web?

No.

[github-actions]

Thank you for contributing to the Bazel repository! This issue has been marked as stale since it has not had any activity in the last 2+ years. It will be closed in the next 14 days unless any other activity occurs or one of the following labels is added: "not stale", "awaiting-bazeler". Please reach out to the triage team (@bazelbuild/triage) if you think this issue is still relevant or you are interested in getting the issue resolved.

[Rasrack]

@c-mita can you mark it as at "not-stale" whilest awaiting #11350?

[github-actions]

Thank you for contributing to the Bazel repository! This issue has been marked as stale since it has not had any activity in the last 1+ years. It will be closed in the next 90 days unless any other activity occurs. If you think this issue is still relevant and should stay open, please post any comment here and the issue will no longer be marked as stale.

[github-actions]

This issue has been automatically closed due to inactivity. If you're still interested in pursuing this, please post @bazelbuild/triage in a comment here and we'll take a look. Thanks!