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import { isoCrypto } from './iso/index.js';
/**
* Generate a suitably random value to be used as user ID
*/
export async function generateUserID() {
/**
* WebAuthn spec says user.id has a max length of 64 bytes. I prefer how 32 random bytes look
* after they're base64url-encoded so I'm choosing to go with that here.
*/
const newUserID = new Uint8Array(32);
await isoCrypto.getRandomValues(newUserID);
return _generateUserIDInternals.stubThis(newUserID);
}
/**
* Make it possible to stub the return value during testing
* @ignore Don't include this in docs output
*/
export const _generateUserIDInternals = {
stubThis: (value) => value,
};