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fix(runtime-core): ensure root stable fragments inherit elements for moving

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fix #2134
This commit is contained in:
Evan You 2020-09-16 12:18:03 -04:00
parent c7b4a379cf
commit bebd44f793
1 changed files with 6 additions and 1 deletions
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7
packages/runtime-core/src/renderer.ts
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@ -1157,7 +1157,12 @@ function baseCreateRenderer(
) )
// #2080 if the stable fragment has a key, it's a <template v-for> that may // #2080 if the stable fragment has a key, it's a <template v-for> that may
// get moved around. Make sure all root level vnodes inherit el. // get moved around. Make sure all root level vnodes inherit el.
if (n2.key != null) { // #2134 or if it's a component root, it may also get moved around
// as the component is being moved.
if (
n2.key != null ||
(parentComponent && n2 === parentComponent.subTree)
) {
traverseStaticChildren(n1, n2, true /* shallow */) traverseStaticChildren(n1, n2, true /* shallow */)
} }
} else { } else {