Function parsing the cookies string from the browser & creating a HashMap of cookies keys-values

cookiesParse.js

function getCookiesMap(cookiesString) {
  return cookiesString.split(";")
	.map(function(cookieString) {
		return cookieString.trim().split("=");
	})
	.reduce(function(acc, curr) {
		acc[curr[0]] = curr[1];
		return acc;
	}, {});
}

//Example Usage
getCookiesMap(document.cookie);