Add note to README regarding onSelect being called when an item is no longer selected

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ### 1.1.2 (15 Mar 2022)
 
+- Add note to README regarding onSelect being called when an item is no longer selected
 - Use autofocus HTML attribute instead of a useEffect hook
 - Add MIT License
 - Add precommit hooks for test and lint

README.md

@@ -424,6 +424,7 @@ in order to exit the focused state of the search box.
 - The following arguments are passed to the `onSelect` function:
   1. `selectedItem` The item selected by the user. This is in the same format as received from `listbox.data`.
   1. `displayField` (string / number / undefined) The field in `selectedItem` that contains the text displayed in the listbox. If `selectedItem` is not an array or an object, `displayField` is `undefined`.
+- This function is also called with `undefined` arguments to indicate when an item is no longer selected
 
 #### `onTab`
 - Type: `function`

src/lib/components/hooks/containerEffects.js

@@ -71,7 +71,6 @@ export const useSelected = (selected, queryInput, typeaheadInput, onSelect) => {
       displayField = selected.displayField
     }
 
-    //TODO: Check if it's necessary to call this when value is undef
     if (typeof onSelect === 'function') onSelect(value, displayField)
   }, [selected, onSelect, queryInput, typeaheadInput])
 }