use ViewComponent 4.0.0.rc1

[joelhawksley]

What are you trying to accomplish?

This PR integrates PVC with ViewComponent 4.0.0.rc1. This should be released in GitHub.com in concert with the ViewComponent release.

• Low risk the change is small, highly observable, and easily rolled back.
• Medium risk changes that are isolated, reduced in scope or could impact few users. The change will not impact library availability.
• High risk changes are those that could impact customers and SLOs, low or no test coverage, low observability, or slow to rollback.

[changeset-bot]

🦋 Changeset detected

Latest commit: fd105ab

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

Name	Type
@primer/view-components	Patch

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[Copilot]

Pull Request Overview

This PR updates Primer View Components to use ViewComponent 4.0.0.alpha7 and adapts a slot helper method to the new API.

• Bump view_component dependency from alpha6 to alpha7 in both root and demo Gemfiles.
• Replace define_slot call with the new __vc_define_slot in the experimental_slot_helpers file.

Reviewed Changes

Copilot reviewed 3 out of 5 changed files in this pull request and generated no comments.

File	Description
demo/Gemfile	Updated view_component gem version to alpha7
Gemfile	Updated view_component gem version to alpha7
app/lib/primer/experimental_slot_helpers.rb	Swapped define_slot for __vc_define_slot call

Comments suppressed due to low confidence (2)

app/lib/primer/experimental_slot_helpers.rb:16

• Add or update tests covering the new __vc_define_slot behavior to verify that polymorphic slots are registered correctly under the updated ViewComponent API.

        poly_def = __vc_define_slot(

app/lib/primer/experimental_slot_helpers.rb:16

• Ensure that __vc_define_slot is defined or imported correctly; if define_slot was renamed in the new ViewComponent API, add the appropriate alias or require statement to prevent undefined method errors.

        poly_def = __vc_define_slot(

[marcelolx]

@joelhawksley is there any plan on eventually turning __vc_define_slot and __vc_set_slot into public APIs so consumers of ViewComponents can do things like this? Just curious

[joelhawksley]

@marcelolx I'm pretty hesitant to do so, but if there were other use cases I'd consider them. Feel free to file something on the ViewComponent repo!