<span>
    <input ng-if="!addonBefore" type="text" class="ant-input" ng-value="{{value}}" placeholder="{{placeholder}}" />
    <span ng-if="addonBefore||addonAfter" class="ant-input-group-wrapper">
        <span class="ant-input-wrapper ant-input-group">
                <span ng-if="addonBefore" class="ant-input-group-addon">{{addonBefore}}</span>
                <input type="text" class="ant-input" ng-value="{{value}}" ng-change="onChange()" ng-model="default" id="{{antdFormItem.name}}" />
                <span ng-if="addonAfter" class="ant-input-group-addon">{{addonAfter}}</span>
        </span>
    </span>
</span>