Full-Stack React Projects - Second Edition

Static analysis with ESLint

A good practice for improving and maintaining code quality is to use a linting tool with your project. Linting tools perform static analysis on the code to find problematic patterns or behaviors that violate specified rules and guidelines. Linting code in a JavaScript project can improve overall code readability and also help you to find syntax errors before the code is executed. For linting in MERN-based projects, you can explore ESLint, which is a JavaScript linting utility that allows developers to create their own lint rules.

You can learn more about using and customizing ESLint at eslint.org. You can choose to use the Airbnb JavaScript Style Guide (github.com/airbnb/javascript) to define your lint rules with ...