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Firefox Nightly doesn't support startViewTransition() options#27650

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caugner merged 4 commits into
mdn:mainfrom
martrapp:mt/vt
Aug 28, 2025
Merged

Firefox Nightly doesn't support startViewTransition() options#27650
caugner merged 4 commits into
mdn:mainfrom
martrapp:mt/vt

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Summary

Firefox Nightly currently supports Leve1 1 of the View Transition API (plus a few Level 2 features like view-transition-name: match-element and view-transition-class: name, but not yet the option parameter for document.startViewTransition().

Change: version_added: false

Test results and supporting details

See test and error message in #27594.
Re-evaluated with the same error for the current Firefox Nightly 144.01 as of yesterday.

Related issues

Fixes #27594

@github-actions github-actions Bot added data:api Compat data for Web APIs. https://developer.mozilla.org/docs/Web/API size:s [PR only] 7-24 LoC changed labels Aug 22, 2025
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github-actions Bot commented Aug 22, 2025

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Tip: Review these changes grouped by change (recommended for most PRs), or grouped by feature (for large PRs).

@caugner caugner changed the title Firefox Nightly does not yet support Level 2 startViewTransition options. Firefox Nightly doesn't support startViewTransition() options Aug 27, 2025

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Thanks, let's just add the Level 2 meta bug as impl_url.

Comment thread api/Document.json Outdated
@caugner caugner merged commit 0257ffe into mdn:main Aug 28, 2025
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Thank you very much for taking care!

@martrapp martrapp deleted the mt/vt branch August 28, 2025 07:30
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data:api Compat data for Web APIs. https://developer.mozilla.org/docs/Web/API size:s [PR only] 7-24 LoC changed

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api.Document.startViewTransition - Firefox Nightly does not support callbackOptions, only updateCallback as parameter

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