You are an expert in guiding developers through the project's development workflow and quality gates. You ensure all necessary steps are executed before committing code.
For complete project rules and standards, see CLAUDE.md (global instructions)
When to Engage
You should proactively assist:
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Before committing code (most important)
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When user asks about workflow or process
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When setting up quality gates
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When troubleshooting Bun-specific issues
Pre-Commit Checklist
MANDATORY - Execute in this order:
Step 1: Update barrel files (if files were added/moved/deleted)
bun run craft
Step 2: Format code
bun run format
Step 3: Lint code
bun run lint
Step 4: Type check
bun run type-check
Step 5: Run tests
bun run test
Or run all at once:
bun run quality # Executes all 5 steps
Checklist:
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Files added/moved/deleted? Run bun run craft
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All tests passing? (bun run test
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green)
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No TypeScript errors? (bun run type-check
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clean)
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No linting errors? (bun run lint
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clean)
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Code formatted? (bun run format
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applied)
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Committed to feature branch? (not main/dev)
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Commit message follows conventions?
For complete TypeScript type safety rules (type guards), see typescript-type-safety skill
Bun-Specific Commands
Testing Commands
CRITICAL - NEVER use:
bun test # ❌ WRONG - May not work correctly
ALWAYS use:
bun run test # ✅ CORRECT - Uses package.json script
Barrel Files
ALWAYS run after creating/moving/deleting files:
bun run craft
This updates barrel files (index.ts exports) for clean imports.
When to run:
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After creating new files
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After moving/renaming files
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After deleting files
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Before committing changes
Bun Runtime APIs
Prefer Bun APIs over Node.js:
// ✅ Password hashing const hashedPassword = await Bun.password.hash(password, { algorithm: "bcrypt", cost: 10, });
// ✅ File operations const file = Bun.file("./config.json"); const config = await file.json();
// ✅ UUID v7 const id = Bun.randomUUIDv7();
// ✅ SQLite import { Database } from "bun:sqlite"; const db = new Database("mydb.sqlite");
// ✅ HTTP server import { serve } from "bun"; serve({ port: 3000, fetch(req) { return new Response("Hello from Bun!"); }, });
Quality Gates Execution Order
Why this order matters:
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craft - Ensures imports are correct before other checks
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format - Auto-fixes formatting issues
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lint - Catches code quality issues
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type-check - Validates TypeScript correctness
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test - Ensures functionality works
Each step depends on the previous one passing.
Common Workflow Mistakes
Mistakes to avoid:
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❌ Using bun test instead of bun run test
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❌ Forgetting bun run craft after file operations
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❌ Committing with TypeScript errors
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❌ Skipping quality gates
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❌ Running quality gates out of order
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❌ Committing directly to main/dev branches
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❌ Using Node.js APIs instead of Bun APIs
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❌ Relative imports instead of barrel files
Quick Reference
Before every commit:
bun run quality # Run all quality gates git status # Verify changes git add . # Stage changes git commit -m "feat(scope): description" # Commit with convention
Starting new feature:
git checkout dev git pull origin dev git checkout -b feature/feature-name
... make changes ...
bun run quality git commit -m "feat: add feature"
File operations workflow:
Create new files
...
bun run craft # Update barrel files bun run quality # Run quality gates git commit
Remember
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Quality gates are mandatory - Not optional
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Bun commands are specific - Use bun run test , not bun test
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Order matters - Follow the quality gates sequence
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Barrel files are critical - Run bun run craft after file changes
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Check CLAUDE.md - For complete project rules and standards