How to get/set “checked” state on “button-bar” - component from AngularJS ?
<div class="button-bar">
<div class="button-bar__item">
<input type="radio" name="segment-a" checked>
<button class="button-bar__button">Button1</button>
</div>
<div class="button-bar__item">
<input type="radio" name="segment-a">
<button class="button-bar__button">Button2</button>
</div>
</div>