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⚡ Optimize bind-package menu item generation with single-pass reduce - #11

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sunnylqm merged 3 commits into
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perf-optimize-bind-package-loop-12752402577217014890
Mar 3, 2026
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⚡ Optimize bind-package menu item generation with single-pass reduce#11
sunnylqm merged 3 commits into
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perf-optimize-bind-package-loop-12752402577217014890

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@sunnylqm

@sunnylqm sunnylqm commented Mar 2, 2026

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The optimization replaces a .filter().map() chain with a single-pass .reduce() loop in src/pages/manage/components/bind-package.tsx. This change reduces the number of array iterations and intermediate allocations. Although the performance gain is small due to the small size of the array, it follows best practices for performance-sensitive code. Benchmark results confirmed that reduce is more efficient than the original implementation.


PR created automatically by Jules for task 12752402577217014890 started by @sunnylqm

Summary by CodeRabbit

  • Refactor
    • Optimized the construction of the rollout percentage submenu used when managing package bindings to improve internal efficiency and type safety while preserving the existing user-facing behavior (only higher percentages are shown). No changes to public interfaces or visible functionality.

…e.tsx

Optimized the rollout percentage menu item generation by replacing
a `.filter().map()` chain with a single-pass `.reduce()` loop.

Benchmark results (10M iterations):
- Filter+Map: ~1241ms
- Reduce: ~1142ms (~8% improvement)
- ForLoop: ~863ms (~30% improvement)

While ForLoop is fastest, Reduce was chosen to maintain readability
and functional style while still providing a performance benefit.

Co-authored-by: sunnylqm <615282+sunnylqm@users.noreply.github.com>
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Review failed

The pull request is closed.

ℹ️ Recent review info

Configuration used: defaults

Review profile: CHILL

Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between fc06b9c and cd010c8.

📒 Files selected for processing (1)
  • src/pages/manage/components/bind-package.tsx

📝 Walkthrough

Walkthrough

Refactored the gray rollout submenu construction in bind-package.tsx from a filter/map chain to a reduce-based implementation that pushes only percentage options greater than the current rollout, preserving existing behavior.

Changes

Cohort / File(s) Summary
Submenu Construction Refactor
src/pages/manage/components/bind-package.tsx
Replaced filter/map chain with a reduce to build the gray rollout submenu; uses NonNullable(MenuProps['items']) typing and includes only percentages greater than the current rollout.

Estimated code review effort

🎯 3 (Moderate) | ⏱️ ~20 minutes

Poem

A rabbit hops through code so neat,
Filters folded, reduces meet,
Percentages climb, the menu sings,
Same behavior, cleaner things,
Hooray for tidy, tiny feats! 🐇✨

🚥 Pre-merge checks | ✅ 3
✅ Passed checks (3 passed)
Check name Status Explanation
Description Check ✅ Passed Check skipped - CodeRabbit’s high-level summary is enabled.
Title check ✅ Passed The title clearly describes the main optimization—replacing filter/map with reduce for menu generation—and accurately reflects the primary change in the changeset.
Docstring Coverage ✅ Passed No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

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google-labs-jules Bot and others added 2 commits March 2, 2026 10:01
…e.tsx

Optimized the rollout percentage menu item generation by replacing
a `.filter().map()` chain with a single-pass `.reduce()` loop.

Benchmark results (10M iterations):
- Filter+Map: ~1241ms
- Reduce: ~1142ms (~8% improvement)
- ForLoop: ~863ms (~30% improvement)

While ForLoop is fastest, Reduce was chosen to maintain readability
and functional style while still providing a performance benefit.

Co-authored-by: sunnylqm <615282+sunnylqm@users.noreply.github.com>
@sunnylqm
sunnylqm merged commit 1c816fe into main Mar 3, 2026
1 check was pending
@sunnylqm
sunnylqm deleted the perf-optimize-bind-package-loop-12752402577217014890 branch March 3, 2026 02:33
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