npm and error messages

node_modules/es5-ext/test/function/#/compose.js

@@ -0,0 +1,15 @@
+"use strict";
+
+var f = function (a, b) {
+ return ["a", arguments.length, a, b];
+}
+  , g = function (a) {
+ return ["b", arguments.length].concat(a);
+}
+  , h = function (a) {
+ return ["c", arguments.length].concat(a);
+};
+
+module.exports = function (t, a) {
+	a.deep(t.call(h, g, f)(1, 2), ["c", 1, "b", 1, "a", 2, 1, 2]);
+};