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fix(TransitionGroup): ignore comment node when warn (fix#869) (#875)

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This commit is contained in:
ysj16
2020-03-25 00:09:42 +08:00
committed by GitHub
parent 4cb3c5c49a
commit 0dba5d44e6
1 changed files with 2 additions and 1 deletions
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3
packages/runtime-dom/src/components/TransitionGroup.ts
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@@ -9,6 +9,7 @@ import {
} from './Transition' } from './Transition'
import { import {
Fragment, Fragment,
Comment,
VNode, VNode,
warn, warn,
resolveTransitionHooks, resolveTransitionHooks,
@@ -108,7 +109,7 @@ const TransitionGroupImpl = {
child, child,
resolveTransitionHooks(child, cssTransitionProps, state, instance) resolveTransitionHooks(child, cssTransitionProps, state, instance)
) )
} else if (__DEV__) { } else if (__DEV__ && child.type !== Comment) {
warn(`<TransitionGroup> children must be keyed.`) warn(`<TransitionGroup> children must be keyed.`)
} }
} }