With an open definition, it’s useful to see siblings in the same namespace

[hojberg]

Exploring code, it would be useful, with a found/open definition, to see the surrounding namespaces and it’s definitions to explore it further.

Design

Clicking the "namespace" menu item in the definition row reveals a flyout with options:

Checklist

• Add new menu items to DefinitionRow
• Add popover component
• Render a popover when clicking the namespace menu item (consider what happens when there's no namespace—unique suffix problem?)
• Finder perspective: Finder perspective #206
• Switch context: Support named urls and RelativeTo namespaces #78