akirpichnikov

/**
 * Deep diff between two object, using lodash
 * @param  {Object} object Object compared
 * @param  {Object} base   Object to compare with
 * @return {Object}        Return a new object who represent the diff
 */
function difference(object, base) {
	function changes(object, base) {
		return _.transform(object, function(result, value, key) {
			if (!_.isEqual(value, base[key])) {

akirpichnikov

animations: [
    trigger('items', [
      transition(':enter', [
        style({ opacity: 0 }),
        animate('.1s ease-in',
          style({ opacity: 1 }))
      ]),
      transition(':leave', [
        style({ opacity: 1}),
        animate('.1s ease-out',

akirpichnikov

// from https://github.com/GoogleChrome/puppeteer/issues/3397#issuecomment-434970058

page.on('console', async msg => {
  // serialize my args the way I want
  const args = await Promise.all(msg.args().map(arg => arg.executionContext().evaluate(arg => {
    // I'm in a page context now. If my arg is an error - get me its message.
    if (arg instanceof Error) {
      return arg.message;
    }
    // return arg right away. since we use `executionContext.evaluate`, it'll return JSON value of