```coffeescript
'.editor':
  'ctrl-space': 'autocomplete:toggle'

'.autocomplete .mini.editor input':
  'enter': 'core:confirm'
  'tab': 'core:confirm'
```

Make confirmation key binding work with shadow DOM
user
```coffeescript
'.editor':
  'ctrl-space': 'autocomplete:toggle'

'.autocomplete .mini.editor':
  'enter': 'core:confirm'
  'tab': 'core:confirm'
```
assistant