Accessibility util for scoping focus to an element.
npm install a11y-focus-scope> Accessibility util for scoping focus to an element.
``sh`
$ npm install --save a11y-focus-scope
`js
import {scopeFocus, unscopeFocus} from 'a11y-focus-scope';
document.body.innerHTML =
;var container = document.getElementById('container');
var innerButton = document.getElementById('inner-button');
var outerButton = document.getElementById('outer-button');
scopeFocus(container);
// document.activeElement === container;
innerButton.focus();
// document.activeElement === innerButton;
outerButton.focus();
// document.activeElement === container;
unscopeFocus();
outerButton.focus();
// document.activeElement === outerButton;
``