tree c876ea9a95404e0131be3b84b49c5f654eb864a3
parent 0329844afcf3efa9e92a1dc55d7d10226b0fa932
author Pierre-Louis <6655696+guidezpl@users.noreply.github.com> 1627051364 +0200
committer GitHub <noreply@github.com> 1627051364 -0700
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Add ability to group commands by category in usage (#202)

To enable https://github.com/flutter/flutter/issues/83706

Formatting is loosely based on what `Brew` does, and open to suggestions.  Existing tests are unchanged.

Example (all displayed commands categorized):
<img width="669" alt="Screenshot 2021-07-23 at 16 22 40" src="https://user-images.githubusercontent.com/6655696/126796093-e8652385-c3d7-4600-83b1-76852ab46ea4.png">