fix(core): copy hooks before iterating in callHook

[danielroe]

spotted this issue I recall previously fixing in #79

(the wheel turns!)

Summary by CodeRabbit

• Bug Fixes
  • Improved hook execution reliability when a hook removes itself during an event, ensuring subsequent hooks still run.
• Tests
  • Added coverage for hooks unregistering themselves during execution.
  • Updated bundle size regression thresholds to reflect current output.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Advanced

Run ID: 948cdb80-332f-4c01-81e9-54bd17928e60

📥 Commits

Reviewing files that changed from the base of the PR and between b77477c and 82426ea.

📒 Files selected for processing (3)

• src/hookable.ts
• test/bundle.test.ts
• test/hookable.test.ts

Included review availability: Your plan provides up to 4 included reviews per hour; 3 remain after this review.

---

📝 Walkthrough

Walkthrough

Changes

Hook iteration safety

Layer / File(s)	Summary
Snapshot hook lists and validate dispatch src/hookable.ts, test/hookable.test.ts, test/bundle.test.ts	HookableCore.callHook passes a copied hook list to callHooks. A test verifies that remaining hooks run after self-unregistration. Bundle-size thresholds are updated.

Priority: ⬇️ Low

Estimated code review effort: 2 (Simple) | ~10 minutes

Change: Bug fix

Merge Risk: ⚪ Minimal · up to 82426

The hook iteration fix and regression coverage do not indicate a remaining merge-blocking issue.

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title clearly and concisely describes the main change: copying hooks before iteration in callHook to prevent mutation-related hook execution issues.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check. Docstring coverage is scoped to functions touched by this diff. Analyzed 0 functions across 3…
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create a new PR

---

Thanks for using CodeRabbit! It's free for OSS, and your support helps us grow. If you like it, consider giving us a shout-out.

❤️ Share

• X
• Mastodon
• Reddit
• LinkedIn

_{Comment @coderabbitai help to get the list of available commands.}