fix(teleport): always inherit root DOM nodes on patch (#1836)

fix #1813
2020-08-15 05:26:32 +08:00
parent 9fb84187f0
commit 517c2b8bdb
2 changed files with 43 additions and 1 deletions
--- a/packages/runtime-core/src/components/Teleport.ts
+++ b/packages/runtime-core/src/components/Teleport.ts
@@ -139,7 +139,10 @@ export const TeleportImpl = {
          parentSuspense,
          isSVG
        )
-        if (n2.patchFlag > 0 && n2.shapeFlag & ShapeFlags.ARRAY_CHILDREN) {
+        // even in block tree mode we need to make sure all root-level nodes
+        // in the teleport inherit previous DOM references so that they can
+        // be moved in future patches.
+        if (n2.shapeFlag & ShapeFlags.ARRAY_CHILDREN) {
          const oldChildren = n1.children as VNode[]
          const children = n2.children as VNode[]
          for (let i = 0; i < children.length; i++) {