The right way to Use window.crypto in Node.js


I have been writing a bunch of jest assessments lately for libraries that use the underlying window.crypto strategies like getRandomValues() and window.crypto.delicate key administration strategies. One drawback I run into is that the window.crypto object is not accessible, so I have to shim it.

To make use of the window.crypto strategies, you have to Node 15+. You’ll be able to set the window.crypto by importing the crypto package deal and setting it on the worldwide:

const crypto = require('crypto').webcrypto;

// Shims the crypto property onto world
world.crypto = crypto;

I actually detest creating mock features for lacking libraries in Node as a result of they’ll result in defective positives on assessments; I actually admire webcrypto being accessible!

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