Update dependency io.arrow-kt:arrow-fx-coroutines to v2.2.1

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
io.arrow-kt:arrow-fx-coroutines (source)	2.2.0 → 2.2.1

---

Release Notes

arrow-kt/arrow (io.arrow-kt:arrow-fx-coroutines)

v2.2.1

Compare Source

For the full release notes, see the Arrow blog.

What's Changed

• Additional overloads for zipOrAccumulate by @​tibtof in #​3782
• propagate contracts to overloads added in #​3782 by @​tKe in #​3787
• warn on call already handled by @​tKe in #​3786
• Fix #​3791 by @​kyay10 in #​3792
• Ensure sorting is stable by @​kyay10 in #​3801
• Optimize Nel functions by @​kyay10 in #​3802
• Unify handling of addSuppressed by @​kyay10 in #​3793
• Fix #​3799 by @​kyay10 in #​3800
• Remove erroneous mentions of kotlin.Error by @​kyay10 in #​3808
• Cleanup CircuitBreaker by @​kyay10 in #​3797
• Use AutoCloseScope in SuspendApp by @​kyay10 in #​3798
• Prevent error accumulation in withNel when RCE caught by @​kyay10 in #​3812
• Enable "unused value checker" by @​serras in #​3773
• Use guaranteeCase in CircuitBreaker instead of addSuppressed by @​kyay10 in #​3796
• Update to Jackson 3.0 by @​serras in #​3758

New Contributors

• @​tibtof made their first contribution in #​3782

Full Changelog: arrow-kt/arrow@2.2.0...2.2.1

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.

[claude]

Pull Request Review: Update Arrow FX Coroutines to v2.2.1

Summary

This PR updates the Arrow FX Coroutines library from version 2.2.0 to 2.2.1. This is a minor patch release that includes bug fixes and optimizations.

---

Code Quality ✅

APPROVED - The change is minimal, well-scoped, and follows best practices:

• Single version bump in the dependency catalog (gradle/libs.versions.toml)
• No code changes required in the consuming code
• Follows the project's dependency management pattern using version catalogs

---

Arrow Usage Analysis

I reviewed how Arrow is used in the codebase:

Current Usage:

• arrow.fx.coroutines.parZip is used in two repositories:
  • feedSync/greader/src/commonMain/kotlin/.../GReaderRepository.kt:146 - Parallel fetching of starred and unread items during sync
  • feedSync/feedbin/src/commonMain/kotlin/.../FeedbinRepository.kt:258 - Parallel fetching of subscriptions, taggings, and icons

Usage Pattern Review:
Both files use parZip appropriately for concurrent API calls:

parZip(
    ctx = dispatcherProvider.io,
    { operation1() },
    { operation2() },
) { result1, result2 ->
    // combine results
}

This is the correct idiomatic usage of Arrow's structured concurrency primitives.

---

Release Notes Analysis

The v2.2.1 release includes:

Relevant Improvements:

• ✅ CircuitBreaker improvements - Uses guaranteeCase instead of addSuppressed (relevant if you use Circuit Breaker)
• ✅ SuspendApp improvements - Uses AutoCloseScope (relevant for resource management)
• ✅ Nel function optimizations - Performance improvements
• ✅ Better error handling - Prevents error accumulation in withNel when RCE caught
• ✅ Stability improvements - Ensures sorting is stable

Bug Fixes:

• Fixed various edge cases in error handling and resource cleanup
• Improved contract propagation for zipOrAccumulate overloads

No Breaking Changes: This is a patch release with backward-compatible improvements.

---

Potential Issues 🔍

None Identified - No concerns:

• ✅ Patch version update (2.2.0 → 2.2.1) - Low risk
• ✅ No API breaking changes
• ✅ Release notes show only bug fixes and optimizations
• ✅ Current usage of parZip is not affected by any of the changes
• ✅ No security vulnerabilities reported

---

Performance Considerations ⚡

Positive Impact:

• Nel function optimizations may provide minor performance improvements
• CircuitBreaker cleanup improvements may reduce memory overhead in error scenarios
• More efficient error handling reduces unnecessary allocations

---

Test Coverage 🧪

Recommendation: While this is a minor dependency update, consider:

• ✅ Automated tests should be sufficient - Since only parZip is used and its API hasn't changed
• ⚠️ Manual testing suggestion: Test the sync functionality in both GReaderRepository and FeedbinRepository to ensure parallel fetching works as expected:
  • FreshRSS/Miniflux/BazQux sync operations
  • Feedbin sync operations with parallel subscription/tagging/icon fetching

---

Security Concerns 🔒

None - This is an official release from the Arrow project with no reported security issues.

---

Recommendations

1. ✅ APPROVE AND MERGE - This is a safe, low-risk dependency update
2. ✅ Run your existing CI/CD pipeline to validate integration
3. ✅ Consider testing sync operations manually if time permits, though automated tests should be sufficient
4. ✅ No code changes needed in your codebase

---

Conclusion

This is a straightforward, low-risk dependency update that brings bug fixes and performance improvements. The change is well-maintained by Renovate Bot and follows proper semantic versioning. I recommend merging this PR after CI passes.

Verdict: APPROVED ✅