"Project Peabody ... wants to send Java closer to the open-source world, yet keep it safe from harm. It will modify its licenses to make access to the Java source code easier, the Santa Clara ...

In this Open source Java projects ... path through the code) depending on the input. The business test cases might not call this out explicitly, but a code optimization might make it preferable.

but the VS Code extension (the client side) will be developed in a separate open source project. That open source project on GitHub is Oracle Java Platform Extension for Visual Studio Code.