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svrjs-blog-newsletter/cronjob/node_modules/uuid/dist/esm-browser/rng.js
2024-05-26 22:54:55 +02:00

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JavaScript

// Unique ID creation requires a high quality random # generator. In the browser we therefore
// require the crypto API and do not support built-in fallback to lower quality random number
// generators (like Math.random()).
let getRandomValues;
const rnds8 = new Uint8Array(16);
export default function rng() {
// lazy load so that environments that need to polyfill have a chance to do so
if (!getRandomValues) {
// getRandomValues needs to be invoked in a context where "this" is a Crypto implementation.
getRandomValues = typeof crypto !== 'undefined' && crypto.getRandomValues && crypto.getRandomValues.bind(crypto);
if (!getRandomValues) {
throw new Error('crypto.getRandomValues() not supported. See https://github.com/uuidjs/uuid#getrandomvalues-not-supported');
}
}
return getRandomValues(rnds8);
}