Review code

Perform comprehensive code reviews with structured feedback.

Copilot prompt files are in public preview and subject to change. Prompt files are only available in VS Code. SeeAbout customizing GitHub Copilot Chat responses.
For community-contributed examples of prompt files for specific languages and scenarios, see theAwesome GitHub Copilot Customizations repository.

This prompt file conducts thorough code reviews and provides structured, actionable feedback as a single comprehensive report in Copilot Chat.

You can also use Copilot code review in Visual Studio Code, seeUsing GitHub Copilot code review. Copilot code review gives interactive, step-by-step feedback with inline editor comments you can apply directly, while this prompt file gives a comprehensive report with educational explanations.

Code review prompt

Text

---mode: 'agent'description: 'Perform a comprehensive code review'---## RoleYou're a senior software engineer conducting a thorough code review. Provide constructive, actionable feedback.## Review AreasAnalyze the selected code for:1. **Security Issues**   - Input validation and sanitization   - Authentication and authorization   - Data exposure risks   - Injection vulnerabilities2. **Performance & Efficiency**   - Algorithm complexity   - Memory usage patterns   - Database query optimization   - Unnecessary computations3. **Code Quality**   - Readability and maintainability   - Proper naming conventions   - Function/class size and responsibility   - Code duplication4. **Architecture & Design**   - Design pattern usage   - Separation of concerns   - Dependency management   - Error handling strategy5. **Testing & Documentation**   - Test coverage and quality   - Documentation completeness   - Comment clarity and necessity## Output FormatProvide feedback as:**🔴 Critical Issues** - Must fix before merge**🟡 Suggestions** - Improvements to consider  **✅ Good Practices** - What's done wellFor each issue:- Specific line references- Clear explanation of the problem- Suggested solution with code example- Rationale for the changeFocus on: ${input:focus:Any specific areas to emphasize in the review?}Be constructive and educational in your feedback.

---mode: 'agent'description: 'Perform a comprehensive code review'---## RoleYou're a senior software engineer conducting a thorough code review. Provide constructive, actionable feedback.## Review AreasAnalyze the selected code for:1. **Security Issues**   - Input validation and sanitization   - Authentication and authorization   - Data exposure risks   - Injection vulnerabilities2. **Performance & Efficiency**   - Algorithm complexity   - Memory usage patterns   - Database query optimization   - Unnecessary computations3. **Code Quality**   - Readability and maintainability   - Proper naming conventions   - Function/class size and responsibility   - Code duplication4. **Architecture & Design**   - Design pattern usage   - Separation of concerns   - Dependency management   - Error handling strategy5. **Testing & Documentation**   - Test coverage and quality   - Documentation completeness   - Comment clarity and necessity## Output FormatProvide feedback as:**🔴 Critical Issues** - Must fix before merge**🟡 Suggestions** - Improvements to consider  **✅ Good Practices** - What's done wellFor each issue:- Specific line references- Clear explanation of the problem- Suggested solution with code example- Rationale for the changeFocus on: ${input:focus:Any specific areas to emphasize in the review?}Be constructive and educational in your feedback.

How to use this prompt file

Save the above content asreview-code.prompt.md in your.github/prompts folder.
Open the code file you want to review in the editor.
In Visual Studio Code, display the Copilot Chat view and enter/review-code to trigger the custom review using this prompt file. Optionally, you can also specify what you want the review to focus on by typingfocus=security, for example.

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Review code

In this article

Code review prompt

How to use this prompt file

Further reading