only-changed-jest-watch-plugin/example/node_modules/util.promisify/shim.js

Jest watch plugin for running either only the modified test (for TDD), or tests of dependant modules

'use strict';

var util = require('util');
var getPolyfill = require('./polyfill');

module.exports = function shimUtilPromisify() {
	var polyfill = getPolyfill();
	if (polyfill !== util.promisify) {
		util.promisify = polyfill;
		Object.defineProperty(util, 'promisify', { value: polyfill });
	}
	return polyfill;
};