Warning for missing emit `_virtualUpdated` declaration when virtual option is selected

[kazvaggos]

Check that this is really a bug

• I confirm

Reproduction link

https://codesandbox.io/p/devbox/swiper-vue-virtual-slides-forked-t29p2x

Bug description

It raises a warning because _virtualUpdated emit is not listed in emits of the swiper component

[Vue warn]: Component emitted event "_virtualUpdated" but it is neither declared in the emits option nor as an "on_virtualUpdated" prop.

It is not reproducible in codesandbox, but I can see it in my console.

Also found the file that the emit happens

Expected Behavior

It shouldn't raise the warning

Actual Behavior

It raises a warning

Swiper version

11.2.8

Platform/Target and Browser Versions

macOS Chrome 136.0.7103.114

Validations

• Follow our Code of Conduct
• Read the docs.
• Check that there isn't already an issue that request the same feature to avoid creating a duplicate.
• Make sure this is a Swiper issue and not a framework-specific issue

Would you like to open a PR for this bug?

• I'm willing to open a PR