flags

Use when you need to check feature flag states, compare channels, or debug why a feature behaves differently across release channels.

1.03x

Quality

65%

Does it follow best practices?

Impact

98%

1.03x

Average score across 3 eval scenarios

Securityby

Passed

No known issues

Optimize this skill with Tessl

npx tessl skill review --optimize ./.claude/skills/flags/SKILL.md

Evaluation results

100%

Investigating Feature Flag Divergence Between www and Canary

Channel flag comparison with --diff

Criteria

Without context

With context

Uses yarn flags command

80%

100%

Uses --diff option

100%

Specifies www channel

100%

Specifies canary channel

100%

Highlights meaningful differences

100%

__VARIANT__ flags identified

100%

Both variants explained

100%

Legend symbols explained

100%

Does not use grep/source reading

100%

Correct channel identifiers

100%

95%

React Feature Flag Cleanup Audit for Upcoming Release

Cleanup flag audit with --cleanup

Criteria

Without context

With context

Uses yarn flags command

66%

Uses --cleanup option

100%

Flags grouped by cleanup readiness

100%

Ready-for-cleanup flags listed

100%

Not-ready flags listed

100%

__VARIANT__ awareness

100%

Channel context provided

100%

Does not use manual source parsing

100%

Legend symbols interpreted

100%

Export React Feature Flags for Ecosystem Integration

CSV flag export and legend interpretation

Criteria

Without context

With context

Uses yarn flags command

66%

100%

Uses --csv option

100%

CSV output captured to file

100%

__VARIANT__ preserved in CSV

100%

__PROFILING__ preserved in CSV

100%

All 8 channels represented

100%

Legend explained for consumers

93%

100%

__VARIANT__ both-variant note

60%

100%

Repository: facebook/react
Commit: 705268d

Evaluated: about 1 month ago
Agent: Claude Code
Model: Claude Sonnet 4.6

Table of Contents

Investigating Feature Flag Divergence Between www and Canary React Feature Flag Cleanup Audit for Upcoming Release Export React Feature Flags for Ecosystem Integration

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