npm and error messages

node_modules/es5-ext/array/#/indexes-of.js

@@ -0,0 +1,12 @@
+"use strict";
+
+var indexOf = require("./e-index-of");
+
+module.exports = function (value /*, fromIndex*/) {
+	var result = [], i, fromIndex = arguments[1];
+	while ((i = indexOf.call(this, value, fromIndex)) !== -1) {
+		result.push(i);
+		fromIndex = i + 1;
+	}
+	return result;
+};