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Babel is often built into the tools that we use every day to built modern web applications (like create-react-app for example) so many developers don't have a full understanding of what the tool actually does. This tutorial is designed to set up a Babel configuration piece by piece and is part of a larger tutorial series in setting up your own custom development environment.
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Civic Auth
Auth in Less Than 5 Minutes. Civic Auth comes with multiple SSO options, optional embedded wallets, and user management — all implemented with just a few lines of code. Start building today.
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browserslist
🦔 Share target browsers between different front-end tools, like Autoprefixer, Stylelint and babel-preset-env
browserslist - This tells Babel which browsers we are aiming to target. The older / less supported they are, the more work and more transformations Babel will have to make in order for your application to work in these browsers. The syntax is a simple array of strings. You can learn about here.
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You should now have a fairly solid grasp of the fundamentals of what Babel is, and how it works. Of course there's a lot more to discover. In future tutorials we'll go deeper into two more of the major presets that are supported by Babel for transpiling supersets of Javascript: JSX and Typescript.