finishing-a-development-branch

donellmccoy's avatarfrom donellmccoy

Use when implementation is complete, all tests pass, and you need to decide how to integrate the work - guides completion of development work by presenting structured options for merge, PR, or cleanup

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When & Why to Use This Skill

This Claude skill streamlines the final stages of the software development lifecycle by automating the transition from coding to integration. It enforces code quality by verifying tests across multiple environments (including .NET, Node.js, Python, and Go) before providing structured workflows for merging branches, generating standardized GitHub Pull Requests, or performing environment cleanup.

Use Cases

  • Automating the Pull Request process: Generates comprehensive PR descriptions with verification checklists and test results to ensure high-quality code reviews.
  • Safe Local Integration: Guides developers through merging feature branches into the main codebase only after confirming all unit tests and builds pass successfully.
  • Development Environment Maintenance: Efficiently manages and cleans up Git worktrees and temporary branches after task completion to prevent local workspace clutter.
  • Standardizing Workflow Transitions: Provides a consistent, four-option decision framework (Merge, PR, Keep, or Discard) to eliminate ambiguity at the end of a development task.
namefinishing-a-development-branch
descriptionUse when implementation is complete, all tests pass, and you need to decide how to integrate the work - guides completion of development work by presenting structured options for merge, PR, or cleanup

Finishing a Development Branch

Overview

Guide completion of development work by presenting clear options and handling chosen workflow.

Core principle: Verify tests → Present options → Execute choice → Clean up.

Announce at start: "I'm using the finishing-a-development-branch skill to complete this work."

The Process

Step 1: Verify Tests

Before presenting options, verify tests pass:

# .NET / C# (ECTSystem)
dotnet test AF.ECT.Tests --no-build --logger "console;verbosity=minimal"

# Node.js
npm test

# Python
pytest

# Go
go test ./...

For ECTSystem specifically:

dotnet test AF.ECT.Tests --no-build --logger "console;verbosity=minimal"

If tests fail:

Tests failing (5 failures). Must fix before completing:

FAIL: GetWorkflow_WithValidId_ReturnsWorkflow
FAIL: CreateWorkflow_WithValidData_PersistsToDatabase
...

Cannot proceed with merge/PR until tests pass.

Stop. Don't proceed to Step 2.

If tests pass: Continue to Step 2.

Build verification (ECTSystem):

dotnet build ECTSystem.sln --no-restore
# Expected: 0 errors, 0 warnings

Step 2: Determine Base Branch

# Try common base branches
git merge-base HEAD main 2>/dev/null || git merge-base HEAD master 2>/dev/null

Or ask: "This branch split from main - is that correct?"

Step 3: Present Options

Present exactly these 4 options:

Implementation complete. What would you like to do?

1. Merge back to <base-branch> locally
2. Push and create a Pull Request
3. Keep the branch as-is (I'll handle it later)
4. Discard this work

Which option?

Don't add explanation - keep options concise.

Step 4: Execute Choice

Option 1: Merge Locally

# Switch to base branch
git checkout <base-branch>

# Pull latest
git pull

# Merge feature branch
git merge <feature-branch>

# Verify tests on merged result
# .NET / C# (ECTSystem)
dotnet test AF.ECT.Tests --no-build --logger "console;verbosity=minimal"
dotnet build ECTSystem.sln --no-restore

# Node.js
npm test

# If tests pass
git branch -d <feature-branch>

Then: Cleanup worktree (Step 5)

Option 2: Push and Create PR

# Push branch
git push -u origin <feature-branch>

# Create PR with verification checklist
# .NET / C# (ECTSystem) template
gh pr create --title "feat: [feature description]" --body "$(cat <<'EOF'
## Summary
- Added/fixed/changed [X]
- Implementation in [AF.ECT.Server/AF.ECT.Shared/AF.ECT.WebClient]
- Tests added: [list test names]

## Verification
- [x] `dotnet build ECTSystem.sln` succeeds (0 errors, 0 warnings)
- [x] `dotnet test AF.ECT.Tests` passes (X tests, 0 failures)
- [x] gRPC contracts updated (AF.ECT.Shared/Protos)
- [x] EF Core migrations applied (if DB changes)
- [x] Audit logging included (if applicable)

## Test Plan
- [ ] Manual test: [steps to verify]
- [ ] Run: `dotnet test AF.ECT.Tests --filter "[TestName]"` to verify
EOF
)"

Then: Cleanup worktree (Step 5)

Option 3: Keep As-Is

Report: "Keeping branch . Worktree preserved at ."

Don't cleanup worktree.

Option 4: Discard

Confirm first:

This will permanently delete:
- Branch <name>
- All commits: <commit-list>
- Worktree at <path>

Type 'discard' to confirm.

Wait for exact confirmation.

If confirmed:

git checkout <base-branch>
git branch -D <feature-branch>

Then: Cleanup worktree (Step 5)

Step 5: Cleanup Worktree

For Options 1, 2, 4:

Check if in worktree:

git worktree list | grep $(git branch --show-current)

If yes:

git worktree remove <worktree-path>

For Option 3: Keep worktree.

Quick Reference

Option Merge Push Keep Worktree Cleanup Branch
1. Merge locally - -
2. Create PR - -
3. Keep as-is - - -
4. Discard - - - ✓ (force)

Common Mistakes

Skipping test verification

  • Problem: Merge broken code, create failing PR
  • Fix: Always verify tests before offering options

Open-ended questions

  • Problem: "What should I do next?" → ambiguous
  • Fix: Present exactly 4 structured options

Automatic worktree cleanup

  • Problem: Remove worktree when might need it (Option 2, 3)
  • Fix: Only cleanup for Options 1 and 4

No confirmation for discard

  • Problem: Accidentally delete work
  • Fix: Require typed "discard" confirmation

Red Flags

Never:

  • Proceed with failing tests
  • Merge without verifying tests on result
  • Delete work without confirmation
  • Force-push without explicit request

Always:

  • Verify tests before offering options
  • Present exactly 4 options
  • Get typed confirmation for Option 4
  • Clean up worktree for Options 1 & 4 only

Integration

Called by:

  • subagent-driven-development (Step 7) - After all tasks complete
  • executing-plans (Step 5) - After all batches complete

Pairs with:

  • using-git-worktrees - Cleans up worktree created by that skill