register router-view instance on reuse via prepatch hook (fix #1322, #1338)

yyx990803 · yyx990803 · commit 8200a35ce285 · 2017-04-22T23:35:09.000+08:00
diff --git a/src/components/view.js b/src/components/view.js
@@ -54,6 +54,10 @@ export default {
       }
     }
 
+    ;(data.hook || (data.hook = {})).prepatch = (_, vnode) => {
+      matched.instances[name] = vnode.componentInstance
+    }
+
     // resolve props
     data.props = resolveProps(route, matched.props && matched.props[name])
 

Original file line number	Diff line number	Diff line change
`@@ -54,6 +54,10 @@ export default {`
`54`	`54`	`}`
`55`	`55`	`}`
`56`	`56`
	`57`	`+ ;(data.hook \|\| (data.hook = {})).prepatch = (_, vnode) => {`
	`58`	`+ matched.instances[name] = vnode.componentInstance`
	`59`	`+ }`
	`60`	`+`
`57`	`61`	`// resolve props`
`58`	`62`	`data.props = resolveProps(route, matched.props && matched.props[name])`
`59`	`63`