Git Branch Name Validator | Online Free Tool | Elysia Tools

Git Branch Name Validator | Online Free Tool | Elysia Tools

Tool usage guide

Learn when to use this tool, what it supports, and how real users apply it.

Key facts

Category: Development
Input types: text, checkbox, number
Output type: json
Sample coverage: 4
API ready: Yes

Overview

The Git Branch Name Validator checks branch names against Git's official naming conventions and customizable rules, helping developers avoid errors and maintain consistent repository practices.

When to use

When creating a new Git branch to ensure it meets naming standards
Before committing code to validate branch names in pre-commit hooks
In CI/CD pipelines to automatically enforce naming conventions

How it works

1Enter the branch name you want to validate in the input field
2The tool applies Git's naming rules and any custom settings like allowed prefixes or maximum length
3Receive a JSON response indicating validity and listing any specific violations

Use cases

Automating branch name validation in development workflows
Integrating with Git hooks to prevent invalid commits
Standardizing branch names across teams and projects

Examples

1. Validating a Feature Branch

Software Developer

Background

A developer is creating a branch for a new login feature.

Problem

Ensure the branch name 'feature/user-login' follows Git conventions and team standards.

How to use

Enter 'feature/user-login' in the branch name field and submit for validation.

Outcome

The tool confirms the name is valid, allowing the branch to be created without issues.

2. Enforcing Naming Conventions in CI

Background

A team wants to automate branch name checks in their CI/CD pipeline.

Problem

Prevent branches with invalid names or missing prefixes from being merged.

How to use

Configure the tool with enforceConvention set to true and allowedPrefixes as 'feature/,bugfix/,hotfix/', then validate branch names in the pipeline.

enforceConvention: true, allowedPrefixes: 'feature/,bugfix/,hotfix/'

Outcome

Invalid branch names are flagged, ensuring only compliant names proceed, maintaining repository consistency.

FAQ

What invalid characters does the tool check for?

It checks for characters like ~, ^, :, spaces, tabs, newlines, ?, *, [, \, and others as per Git rules.

Can I allow custom prefixes beyond the defaults?

Yes, use the allowedPrefixes option to specify prefixes such as 'feature/', 'bugfix/', or others.

What is the default maximum branch name length?

The default is 255 characters for filesystem compatibility, but you can adjust it with the maxLength option.

How do I add reserved branch names?

Use the reservedNames option to input comma-separated names like 'HEAD,main,master' that should be avoided.

What format is the validation result in?

The result is in JSON format, showing whether the name is valid and any errors found.