March 2021
Intermediate to advanced
360 pages
9h 56m
English
Content preview from The Joy of JavaScript
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appendix A. Configuring Babel
Babel is a JavaScript-to-JavaScript transpiler in charge of converting next-level JavaScript or future JavaScript to a version of JavaScript that runs standard on your platform, whether it’s a browser or Node.js. This book introduced a few proposals that are still in their beginning stages. For this new syntax to work, we first have to use Babel to convert it to standard JavaScript for the version running inside the Docker container (Node.js 14). You can also transpile to your own platform versions. The bigger the gap between the standard that the code follows (such as ECMAScript 2020) and the standard supported by your browser or server, the more work Babel must do to transpile the code.
To configure Babel in ...
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