[Docs] Added missing isEmptyRender() docs

docs/api/ReactWrapper/isEmptyRender.md

@@ -0,0 +1,18 @@
+# `.isEmptyRender() => Boolean`
+
+Returns whether or not the current component returns a falsy value: `false`, `null`, `undefined`.
+
+#### Returns
+
+`Boolean`: whether the return is falsy
+
+#### Example
+
+```jsx
+function Foo() {
+  return null;
+}
+
+const wrapper = mount(<Foo />);
+expect(wrapper.isEmptyRender()).to.be(true);
+```

docs/api/ShallowWrapper/isEmptyRender.md

@@ -0,0 +1,18 @@
+# `.isEmptyRender() => Boolean`
+
+Returns whether or not the current component returns a falsy value: `false`, `null`, `undefined`.
+
+#### Returns
+
+`Boolean`: whether the return is falsy
+
+#### Example
+
+```jsx
+function Foo() {
+  return null;
+}
+
+const wrapper = shallow(<Foo />);
+expect(wrapper.isEmptyRender()).to.be(true);
+```

docs/api/mount.md

@@ -95,6 +95,9 @@ Returns whether or not the current node exists.
 #### [`.isEmpty() => Boolean`](ReactWrapper/isEmpty.md)
 *Deprecated*: Use [.exists()](ReactWrapper/exists.md) instead.
 
+#### [`.isEmptyRender() => Boolean`](ReactWrapper/isEmptyRender.md)
+Returns whether or not the current component returns a falsy value.
+
 #### [`.not(selector) => ReactWrapper`](ReactWrapper/not.md)
 Remove nodes in the current wrapper that match the provided selector. (inverse of `.filter()`)
 

docs/api/shallow.md

@@ -100,6 +100,9 @@ Returns whether or not the current node exists.
 #### [`.isEmpty() => Boolean`](ShallowWrapper/isEmpty.md)
 *Deprecated*: Use [.exists()](ShallowWrapper/exists.md) instead.
 
+#### [`.isEmptyRender() => Boolean`](ShallowWrapper/isEmptyRender.md)
+Returns whether or not the current component returns a falsy value.
+
 #### [`.not(selector) => ShallowWrapper`](ShallowWrapper/not.md)
 Remove nodes in the current wrapper that match the provided selector. (inverse of `.filter()`)
 

test/ShallowTraversal-spec.jsx

@@ -249,7 +249,7 @@ describe('ShallowTraversal', () => {
       </div>
     );
 
-    it('should return an empty array for falsey test', () => {
+    it('should return an empty array for falsy test', () => {
       expect(treeFilter(tree, () => false).length).to.equal(0);
     });