refactor(Cypress): add nodemodules

node_modules/syntax-error/example/src.js

@@ -0,0 +1,9 @@
+module.exports = function (xs, fn) {
+    var res = [];
+    for (var i = 0; i < xs.length; i++) {
+        var x = fn(xs[i], i);
+        if (Array.isArray(x) res.push.apply(res, x);
+        else res.push(x);
+    }
+    return res;
+};