Randy Pagels details how developers can use GitHub Copilot’s Chat, Edit, and Agent modes to catch and fix typos in code and comments, streamlining code reviews and reducing bugs.

Find and Fix Typos Faster with GitHub Copilot

Posted on Aug 8, 2025 by Randy Pagels

Typos can undermine the quality of your code—be it a misplaced letter in a variable name or a subtle misspelling in a comment. These errors can break functionality or cause confusion during future maintenance. GitHub Copilot offers practical ways to spot and correct typos quickly, making typo-checking an integral part of your workflow.

Why Typo Detection Matters

Small mistakes in names or comments can introduce bugs and slow down development. Integrating typo checks early in your process helps prevent compounded issues later.

Using GitHub Copilot to Catch Errors

1. Chat Mode: Quick Proofreading

  • Activate Copilot Chat in your environment.

  • Use the prompt:

    Review this file for typos in variable names, function names, and comments. Suggest corrections.
  • This is ideal for catching subtle variable or function naming issues that are easy to overlook.

2. Edit Mode: Spot and Fix In-Place

  • Highlight any section of your code.

  • Ask Copilot:

    Check for typos in code and comments. Fix them.
  • Copilot revises the highlighted section, correcting spelling mistakes while preserving logic.

3. Agent Mode: Naming Consistency Across Projects

  • For larger codebases or multiple files, use Agent mode.

  • Provide the prompt:

    Review this repository for inconsistent naming. Suggest a consistent style for variables and functions.
  • Agent mode is especially helpful for maintaining a uniform style in bigger projects.

Best Practices

  • Incorporate Copilot-based typo checks before every commit.
  • Use these features to standardize naming patterns, making code easier for future contributors to read and maintain.
  • Make typo detection with Copilot a routine part of your review process.

Summary

A proactive typo and naming review with GitHub Copilot can eliminate frustrating bugs and improve overall code quality. Making this habit reduces debugging time and leads to more maintainable codebases.

This post appeared first on “Randy Pagels’s Blog”. Read the entire article here