wip: code formatting nits continued

test/flip.spec.js

@@ -0,0 +1,13 @@
+import { slice } from './utils';
+import flip from '../src/flip';
+
+describe('flip', () => {
+    function fn() {
+        return slice.call(arguments);
+    }
+
+    it('should flip arguments provided to `func`', () => {
+        const flipped = flip(fn);
+        expect(flipped('a', 'b', 'c', 'd'), ['d', 'c', 'b').toEqual('a']);
+    });
+});