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fix(slot): add a function to return the slot fallback content #10229

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@zrh122 zrh122 commented Jul 4, 2019

fixes #10224.

What kind of change does this PR introduce? (check at least one)

  • Bugfix
  • Feature
  • Code style update
  • Refactor
  • Build-related changes
  • Other, please describe:

Does this PR introduce a breaking change? (check one)

  • Yes
  • No

If yes, please describe the impact and migration path for existing applications:

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If adding a new feature, the PR's description includes:

  • A convincing reason for adding this feature (to avoid wasting your time, it's best to open a suggestion issue first and wait for approval before working on it)

Other information:

slot fallback content should be evaluated only when the parent is not providing it.
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Deleted because I wanted to approve

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LGTM
I haven't checked if this has a bad impact on performance in specific scenarios

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Is there a release date for this fix? Or any additional work that needs to be done?

sagalbot added a commit to sagalbot/vue-select that referenced this pull request Nov 30, 2019
@posva posva added this to In Review in 2.6.13 Feb 24, 2021
@posva posva moved this from In Review to Planned in 2.6.13 Feb 24, 2021
@@ -24,9 +24,9 @@ export function renderSlot (
}
props = extend(extend({}, bindObject), props)
}
nodes = scopedSlotFn(props) || fallback
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We need to account for already render vnodes here (from component compiled with an older version of Vue)

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posva commented Apr 16, 2021

I added the commit for retro compatibility at #12014 because I couldn't push to the branch

@posva posva closed this Apr 16, 2021
@posva posva moved this from Planned to Done in 2.6.13 Apr 16, 2021
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Default slot content should not be evaluated when the parent is providing it
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