When using the Generic Text editor, completion and documentation on hover are supported. See here for details.
When using XML or Java editor, only the completion is provided.
- Install Eclipse
- Drag the button to your running Eclipse
- Click Confirm
- Accept license if asked
- Click Finish
- Wait...
- Click "Install Anyway"
- Click "Restart Now"
- Enjoy!
tips: you can install it on top of Fuse Tooling which will provide even more help for development.