cuid/lib/getRandomValue.browser.js

Collision-resistant ids optimized for horizontal scaling and performance. For node and browsers.

var getRandomValue;

var crypto = typeof window !== 'undefined' &&
  (window.crypto || window.msCrypto) ||
  typeof self !== 'undefined' &&
  self.crypto;

if (crypto) {
    var lim = Math.pow(2, 32) - 1;
    getRandomValue = function () {
        return Math.abs(crypto.getRandomValues(new Uint32Array(1))[0] / lim);
    };
} else {
    getRandomValue = Math.random;
}

module.exports = getRandomValue;