Handle pure annotations that are separated by a comment

[lukastaegert]

This PR contains:

• bugfix
• feature
• refactor
• documentation
• other

Are tests included?

• yes (bugfixes and features will not be merged without tests)
• no

Breaking Changes?

• yes (breaking changes will not be merged unless absolutely necessary)
• no

List any relevant issue numbers:

• resolves babel pure annotation output with leading comments not supported #5324

Description

This extends the annotation logic to handle comments that separate annotations from the annotated code.

[vercel]

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Name	Status	Preview	Updated (UTC)
rollup	✅ Ready (Inspect)	Visit Preview	Jan 5, 2024 6:49am

[github-actions]

Thank you for your contribution! ❤️

You can try out this pull request locally by installing Rollup via

npm install rollup/rollup#gh-5324_pure_annotations_before_comment

Notice: Ensure you have installed Rust nightly. If you haven't installed it yet, please first see https://www.rust-lang.org/tools/install to learn how to download Rustup and install Rust, then see https://rust-lang.github.io/rustup/concepts/channels.html to learn how to install Rust nightly.

or load it into the REPL:
https://rollup-aum8bg5at-rollup-js.vercel.app/repl/?pr=5332

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (4ab3ad3) 98.81% compared to head (4c19872) 98.81%.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #5332   +/-   ##
=======================================
  Coverage   98.81%   98.81%           
=======================================
  Files         232      232           
  Lines        8981     8981           
  Branches     2341     2341           
=======================================
  Hits         8875     8875           
  Misses         46       46           
  Partials       60       60           

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[github-actions]

This PR has been released as part of rollup@4.9.4. You can test it via npm install rollup.