修复swiper组件内未包含子组件时导致异常的问题

denga1 · Nov 23, 2018 · 558079b · 558079b
1 parent eb0b9ad
commit 558079b
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Showing 2 changed files with 19 additions and 16 deletions.
diff --git a/.gitignore b/.gitignore
@@ -1,3 +1,4 @@
 node_modules/
 .project
-unpackage/
+unpackage/
+.vscode/
diff --git a/src/core/view/components/swiper/index.vue b/src/core/view/components/swiper/index.vue
@@ -552,21 +552,23 @@ export default {
     var slidesDots = []
     var index = 0
     var swiperItems = []
-    this.$slots.default.forEach(vnode => {
-      if (vnode.componentOptions && vnode.componentOptions.tag === 'v-uni-swiper-item') {
-        swiperItems.push(vnode)
-        slidesDots.push(createElement('div', {
-          class: {
-            'uni-swiper-dot': true,
-            'uni-swiper-dot-active': index === this.currentSync
-          },
-          style: {
-            'background': index === this.currentSync ? this.indicatorActiveColor : this.indicatorColor
-          }
-        }))
-        index++
-      }
-    })
+    if (this.$slots.default) {
+      this.$slots.default.forEach(vnode => {
+        if (vnode.componentOptions && vnode.componentOptions.tag === 'v-uni-swiper-item') {
+          swiperItems.push(vnode)
+          slidesDots.push(createElement('div', {
+            class: {
+              'uni-swiper-dot': true,
+              'uni-swiper-dot-active': index === this.currentSync
+            },
+            style: {
+              'background': index === this.currentSync ? this.indicatorActiveColor : this.indicatorColor
+            }
+          }))
+          index++
+        }
+      })
+    }
     this.items = swiperItems
     var slidesWrapperChild = [createElement('div', {
       ref: 'slides',