bcachain

/**
 * This polyfill is used where the Uint8Array.fill is not available on given platform.
 * It will port the Array.fill function to Uint8Array.fill. So, when Uint8Array.fill is called,
 * then the implementation of Array.fill will be invoked.
 *
 * @platfroms IE11, Safari, Android for React Native Apps.
 * @author Mozilla Development Network
 */
if (!Uint8Array.prototype.fill) {
    Object.defineProperty(Array.prototype, 'fill', {