[RFC] Migrate Jest to TypeScript by SimenB · Pull Request #7554 · jestjs/jestIn the lastest State of JS, the one stat that stood out to me was the number of people either using or wanting to use TypeScript (over 46.7% has used and will use it again, 33.7% wants to learn it). And since Babel 7 has support for TypeScript, integrating it into your workflow has become way easier than it used to be. We, the Jest core team, have privately discussed migrating to TypeScript (Jest
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