fix(api): rename preload (#7)

Make the name of the static component preload more explicit, so developers understand what it is they are preloading when reading code

README.md

@@ -374,7 +374,7 @@ class MyComponent extends React.Component {
   };
 
   onMouseOver = () => {
-    BarChunk.preload();
+    BarChunk.preloadChunk();
   };
 
   render() {
@@ -729,14 +729,14 @@ Props passed to this component will be passed straight through to the
 wrapped component, in additional to a `chunk` prop that includes all data required for rendering the imported resources.
 
 ### Common `chunk` and `chunks` static methods
-#### `preload()`
+#### `preloadChunk()`
 
 This is a static method that can be used to load the component ahead of time.
 
 ```js
 const ChunkComponent = chunk({...});
 
-ChunkComponent.preload();
+ChunkComponent.preloadChunk();
 ```
 
 This returns a promise, but you should avoid waiting for that promise to

__tests__/__snapshots__/test.js.snap

@@ -77,21 +77,21 @@ exports[`chunk loading success 4`] = `
 </div>
 `;
 
-exports[`chunk preload 1`] = `
+exports[`chunk preloadChunk 1`] = `
 <div>
   MyLoadingComponent 
   {"isLoading":true,"hasLoaded":false,"pastDelay":false,"timedOut":false,"error":null,"loaded":null,"importKeys":[]}
 </div>
 `;
 
-exports[`chunk preload 2`] = `
+exports[`chunk preloadChunk 2`] = `
 <div>
   MyComponent 
   {"prop":"bar"}
 </div>
 `;
 
-exports[`chunk preload 3`] = `
+exports[`chunk preloadChunk 3`] = `
 <div>
   MyComponent 
   {"prop":"baz"}

__tests__/test.js

@@ -246,10 +246,10 @@ describe('chunk', () => {
     expect(component.toJSON()).toMatchSnapshot(); // serverside
   });
 
-  test('preload', async () => {
+  test('preloadChunk', async () => {
     let ChunkMyComponent = chunk(createLoader(400, () => MyComponent))(SingleImport);
 
-    let promise = ChunkMyComponent.preload();
+    let promise = ChunkMyComponent.preloadChunk();
     await waitFor(200);
 
     let component1 = renderer.create(<ChunkMyComponent prop="bar" />);
@@ -366,14 +366,14 @@ describe('chunk', () => {
       }
     });
 
-    test('throws on static `preload()`', async () => {
+    test('throws on static `preloadChunk()`', async () => {
       let ChunkMyComponent = chunk(createLoader(400, () => { throw new Error('import err'); }), {
         hoistStatics: true
       })();
 
       expect.assertions(1);
       try {
-        await ChunkMyComponent.preload();
+        await ChunkMyComponent.preloadChunk();
       } catch (e) {
         expect(e.message).toEqual('import err');
       }

src/index.js

@@ -190,7 +190,7 @@ function createChunkComponent(loadFn, options) {
         })
       };
 
-      static preload() {
+      static preloadChunk() {
         return init(true);
       }