import seedrandom from 'seedrandom'; var singletonRandom = /* #__PURE__ */seedrandom(Date.now()); export function createRng(randomSeed) { var random; // create a new random generator with given seed function setSeed(seed) { random = seed === null ? singletonRandom : seedrandom(String(seed)); } // initialize a seeded pseudo random number generator with config's random seed setSeed(randomSeed); // wrapper function so the rng can be updated via generator function rng() { return random(); } return rng; }