12-arbre-components.md in activeadmin-2.2.0

- old
+ new

@@ -175,9 +175,22 @@
 
 status_tag 'active', class: 'important', id: 'status_123', label: 'on'
 # => <span class='status_tag active important' id='status_123'>on</span>
 ```
 
+When providing a `true` or `false` value, the `status_tag` will display "Yes"
+or "No". This can be configured through the `"en.active_admin.status_tag"`
+locale.
+
+```ruby
+status_tag true
+# => <span class='status_tag yes'>Yes</span>
+```
+
+In the case that a boolean field is `nil`, it will display "No" as a default.
+But using the `"en.active_admin.status_tag.unset"` locale key, it can be
+configured to display something else.
+
 ## Tabs
 
 The Tabs component is helpful for saving page real estate. The first tab will be
 the one open when the page initially loads and the rest hidden. You can click
 each tab to toggle back and forth between them. Arbre supports unlimited number