fix: 解决监听页面滚动（onPageScroll）后切换页面报错的问题

src/core/view/bridge/subscribe/index.js

@@ -39,7 +39,7 @@ function updateCssVar (vm) {
   }
 }
 
-export default function initSubscribe (subscribe) {
+export default function initSubscribe (subscribe) {
   Object.keys(subscribeApis).forEach(name => {
     subscribe(name, subscribeApis[name])
   })
@@ -88,10 +88,10 @@ export default function initSubscribe (subscribe) {
           onReachBottomDistance,
           enableTransparentTitleNView
         })
-        setTimeout(function () { // 避免监听太早，直接触发了 scroll
+        requestAnimationFrame(function () { // 避免监听太早，直接触发了 scroll
           document.addEventListener('scroll', scrollListener)
-        }, 10)
+        })
       }
     })
   }
-}
+}

src/core/view/bridge/subscribe/scroll.js

@@ -91,6 +91,10 @@ export function createScrollListener (pageId, {
   }
 
   function trigger () {
+    const pages = getCurrentPages()
+    if (!pages.length || pages[pages.length - 1].$page.id !== pageId) {
+      return
+    }
     // publish
     const scrollTop = window.pageYOffset
     if (enablePageScroll) { // 向 Service 发送 onPageScroll 事件
@@ -121,4 +125,4 @@ export function createScrollListener (pageId, {
     }
     ticking = true
   }
-}
+}