Merge pull request #8320 from webpack/refactor/objectToMap

Simplify objectToMap

lib/util/objectToMap.js

@@ -5,18 +5,11 @@
 "use strict";
 
 /**
- * convert an object into its 2D array equivalent to be turned
- * into an ES6 map
+ * Convert an object into an ES6 map
  *
- * @param {object} obj - any object type that works with Object.keys()
- * @returns {Map<TODO, TODO>} an ES6 Map of KV pairs
+ * @param {object} obj - any object type that works with Object.entries()
+ * @returns {Map<string, any>} an ES6 Map of KV pairs
  */
 module.exports = function objectToMap(obj) {
-	return new Map(
-		Object.keys(obj).map(key => {
-			/** @type {[string, string]} */
-			const pair = [key, obj[key]];
-			return pair;
-		})
-	);
+	return new Map(Object.entries(obj));
 };