Create swiper-item.js

src/platforms/app-plus-nvue/runtime/components/swiper-item.js

+function getSwiperItem (weex) {
+  return {
+    name: 'SwiperItem',
+    props: {
+      itemId: {
+        type: String,
+        default: ''
+      }
+    },
+    render (createElement) {
+      return createElement('div', this._g({
+        staticClass: ['uni-swiper-item'],
+        staticStyle: {
+          position: 'absolute',
+          left: 0,
+          top: 0,
+          right: 0,
+          bottom: 0,
+          overflow: 'hidden'
+        }
+      }, this.$listeners), this._t('default'), 2)
+    }
+  }
+}
+
+export default function init (Vue, weex) {
+  Vue.component('swiper-item', getSwiperItem(weex))
+}