Lint the Code
Explore how to use ESLint to identify and fix common JavaScript pitfalls without running code. Learn installation steps, configuration setup, and rule customization to ensure cleaner and more secure JavaScript development.
Introduction
The 'use strict'; directive certainly provides much-needed relief, but it would be nice to know about potential errors before running the code. This is
where the lint tools come in. Some notable lint tools are:
- JSLint
- JSHint
- ESLint
💡 These tools can be installed easily with an
npm installcommand.
JSLint
JSLint is an aggressive tool and, in fact, maybe a bit overly so when verifying code for compliance to the code quality standards it sets.
As soon as you unleash it on a piece of code, it will probably hurt your feelings.
JSHint
JSHint is also an aggressive tool, but at least it will give you a hug at the end of the ordeal.
It’s gentler and the more easily customizable of the two. ...