Feature Flags Age
feature-flags.feature-flags-age
Detects feature flags that have existed longer than a configurable threshold. Feature flags should be temporary and removed once a feature is fully rolled out. Stale flags add complexity and technical debt to the codebase.
Compatible Integrations
This guardrail works with the following integrations. Click to see how to use Feature Flags Age with each collector.
Enable This Guardrail
Add the parent policy to your lunar-config.yml to enable this guardrail.
policies:
- uses: github://earthly/lunar-lib/policies/feature-flags@v1.0.0
include: [feature-flags-age]
# with: ...How This Guardrail Works
This guardrail is part of the Feature Flags Guardrails policy. It evaluates data collected by integrations and produces a pass/fail check with actionable feedback.
When enabled, this check runs automatically on every PR and in AI coding workflows, providing real-time enforcement of your engineering standards.
Learn How Lunar Works →Configuration Options
These inputs can be configured in your lunar-config.yml to customize
how the parent policy (and this guardrail) behaves.
| Input | Required | Default | Description |
|---|---|---|---|
max_days
|
Optional |
90
|
Maximum number of days a feature flag should exist before failing the check |
Feature Flags Guardrails
This guardrail is part of the Feature Flags Guardrails policy, which includes 1 guardrail for testing and quality.
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