fix(bundle): allow apps to specify bundles

Author: hansl

lib/broccoli/angular-broccoli-bundle.js

@@ -16,14 +16,18 @@ class BundlePlugin extends Plugin {
   build() {
     var relativeRoot = path.relative(process.cwd(), this.inputPaths[0]);
     var builder = new Builder(relativeRoot, `${relativeRoot}/system-config.js`);
-    return builder.bundle('main - [app/**/*]',
+    const bundles = this.options.bundles || ['app'];
+
+    return builder.bundle('main' + bundles.map(name => ` - [${name}/**/*]`).join(''),
         `${this.outputPath}/main.js`, {
           minify: true
         })
-      .then(() => builder.bundle('app - (app/**/*.js - [app/**/*.js])',
-        `${this.outputPath}/app/index.js`, {
-          minify: true
-        }))
+      .then(() => Promise.all(bundles.map(bundleName => {
+        return builder.bundle(`${bundleName} - (${bundleName}/**/*.js - [${bundleName}/**/*.js])`,
+          `${this.outputPath}/${bundleName}/index.js`, {
+            minify: true
+          });
+      })))
       .then(() => fse.copySync(`${this.inputPaths[0]}/system-config.js`,
         `${this.outputPath}/system-config.js`));
   }

lib/broccoli/angular2-app.js

@@ -418,7 +418,7 @@ class Angular2App extends BroccoliPlugin {
       include: ['**/*.js', '**/*.js.map']
     });
 
-    var bundleTree = new BundlePlugin([jsTree]);
+    var bundleTree = new BundlePlugin([jsTree], this._options.bundle);
 
     if (this.ngConfig.apps[0].mobile) {
       bundleTree = concat(BroccoliMergeTrees([vendorTree, jsTree, scriptTree, bundleTree], {