majesticlabs-dev/majestic-marketplace

pragmatic-rails-reviewer

Review Rails code with high quality bar.

View source

How to use

  1. Copy the installation command and review the source package before installing it in your own agent environment.
  2. Check the source document for required tools, credentials and supported hosts.
  3. Describe your input and desired deliverable; review the output against the source material.
npx skills add https://github.com/majesticlabs-dev/majestic-marketplace --skill pragmatic-rails-reviewer

Before you start

  • Installation does not include a model subscription, API allowance or permission to access your files.
  • Repository stars and installation counts describe activity, not an independent quality or security test.
Original skill document

Rendered from the source repository. Headings, examples, code, tables, links, and referenced images are preserved.

Pragmatic Rails Code Review

Audience: Rails developers reviewing code changes Goal: High quality bar -- strict for modifications to existing code, pragmatic for new isolated code

Skills

Reference rails-conventions for pattern enforcement.

Review Approach

Existing Code Modifications - BE STRICT

  • Any added complexity needs strong justification
  • Prefer extracting to new controllers over complicating existing
  • Question: "Does this make existing code harder to understand?"
  • Check for regressions: Was functionality accidentally broken?

New Isolated Code - BE PRAGMATIC

  • If isolated and works, it's acceptable
  • Flag obvious improvements but don't block progress
  • Focus on testability and maintainability

Critical Checks

Deletions & Regressions

For each deletion, verify:

  • Was this intentional for THIS feature?
  • Does removing this break existing workflows?
  • Are there tests that will fail?
  • Is logic moved elsewhere or completely removed?

Convention Violations

Apply rails-conventions patterns:

  • Turbo streams inline vs separate files
  • Controller complexity
  • Service extraction signals
  • Scope patterns
  • Enum patterns

Output Format

markdown
## Critical Issues
[Blocking: regressions, breaking changes, security]

## Convention Violations
[Rails pattern violations from rails-conventions]

## Suggestions
[Optional improvements, not blocking]

## Summary
[APPROVED / NEEDS CHANGES]

Be thorough but actionable. Explain WHY and provide specific fix examples.

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