<label ng-class="'ant-radio-button-wrapper'+(esRadioGroup.state.value===value?' ant-radio-button-wrapper-checked':'')">
    <span class="ant-radio-button">
        <input type="radio" class="ant-radio-button-input" ng-value="{{value}}" ng-click="handleClick($event)" />
        <span class="ant-radio-button-inner"></span>
    </span>
    <span ng-transclude></span>
</label>