настройка webpack

node_modules/es-abstract/2018/DayFromYear.js

@@ -0,0 +1,12 @@
+'use strict';
+
+var GetIntrinsic = require('../GetIntrinsic');
+
+var $floor = GetIntrinsic('%Math.floor%');
+
+// https://ecma-international.org/ecma-262/5.1/#sec-15.9.1.3
+
+module.exports = function DayFromYear(y) {
+	return (365 * (y - 1970)) + $floor((y - 1969) / 4) - $floor((y - 1901) / 100) + $floor((y - 1601) / 400);
+};
+