fix(mp-weixin): ref in scoped slots

src/platforms/mp-weixin/runtime/wrapper/util.js

@@ -36,10 +36,12 @@ function selectAllComponents (mpInstance, selector, $refs) {
   components.forEach(component => {
     const ref = component.dataset.ref
     $refs[ref] = component.$vm || component
-    if (component.dataset.vueGeneric === 'scoped') {
-      component.selectAllComponents('.scoped-ref').forEach(scopedComponent => {
-        selectAllComponents(scopedComponent, selector, $refs)
-      })
+    if (__PLATFORM__ === 'mp-weixin') {
+      if (component.dataset.vueGeneric === 'scoped') {
+        component.selectAllComponents('.scoped-ref').forEach(scopedComponent => {
+          selectAllComponents(scopedComponent, selector, $refs)
+        })
+      }
     }
   })
 }