bisect

Identify the Git commit that introduced a bug using git bisect.

23|4|Updated Sep 5, 2013

Search Tags:#git #debugging #version control #regression #bug tracking #bisect

Ready to run

npx skills add https://github.com/drn/dots --skill bisect-drn

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: bisect
Source: https://github.com/drn/dots/tree/main/agents/skills/bisect
Command: npx skills add https://github.com/drn/dots --skill bisect-drn

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill helps you efficiently identify the exact commit in your Git history that introduced a bug, saving you significant debugging time.

Core Features & Use Cases

Automated Bisection: Uses git bisect to perform a binary search through your commit history.
Test Verification: Can automatically run a provided test command to verify bug presence at each step.
Manual Investigation: Supports manual checking of commits if an automated test command is not available.
Use Case: When a new bug appears in your application, use this Skill with your test suite to quickly find which code change caused the issue.

Quick Start

Use the bisect skill to find the commit that introduced the bug by running 'go test ./...'

Frequently Asked Questions about bisect

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I find the specific git commit that introduced a bug?▼

To find the specific git commit that introduced a bug, you can use an automated binary search process. This approach systematically narrows down your commit history by testing intermediate versions to pinpoint the exact code change causing the regression.

What is the best way to automate git bisect for regression debugging?▼

The best way to automate git bisect for regression debugging is by providing a verifiable test command. The system executes this test command automatically at each step of the binary search to verify the bug's presence without manual intervention.

Can I find a bug-introducing commit without an automated test command?▼

Yes, you can find a bug-introducing commit without an automated test command by using manual investigation. You will need to manually check commits and provide a clear bug description to verify the presence of the issue at each step.

Do I need Git command-line tools to track down a regression?▼

Yes, you need Git command-line tools to track down a regression using this method. The binary search process leverages standard git version control functionality to navigate commit history and identify the exact code change.

When should I use a binary search to debug a software regression?▼

You should use a binary search to debug a software regression when a new bug appears in your application and you need to quickly find which code change caused the issue. It saves significant debugging time by efficiently searching through commit history.