build(aio): do not render private classes and members

aio/transforms/angular.io-package/index.js

@@ -47,6 +47,7 @@ module.exports =
         .processor(require('./processors/filterMemberDocs'))
         .processor(require('./processors/convertToJson'))
         .processor(require('./processors/markBarredODocsAsPrivate'))
+        .processor(require('./processors/filterPrivateDocs'))
 
         // overrides base packageInfo and returns the one for the 'angular/angular' repo.
         .factory('packageInfo', function() { return require(path.resolve(PROJECT_ROOT, 'package.json')); })

aio/transforms/angular.io-package/processors/filterPrivateDocs.js

@@ -0,0 +1,9 @@
+module.exports = function filterPrivateDocs() {
+  return {
+    $runAfter: ['extra-docs-added'],
+    $runBefore: ['computing-paths'],
+    $process: function(docs) {
+      return docs.filter(function(doc) { return doc.privateExport !== true });
+    }
+  }
+};

aio/transforms/angular.io-package/processors/filterPrivateDocs.spec.js

@@ -0,0 +1,40 @@
+const testPackage = require('../../helpers/test-package');
+const processorFactory = require('./filterPrivateDocs');
+const Dgeni = require('dgeni');
+
+describe('filterPrivateDocs processor', () => {
+
+  it('should be available on the injector', () => {
+    const dgeni = new Dgeni([testPackage('angular.io-package')]);
+    const injector = dgeni.configureInjector();
+    const processor = injector.get('filterPrivateDocs');
+    expect(processor.$process).toBeDefined();
+  });
+
+  it('should run before computing-paths', () => {
+    const processor = processorFactory();
+    expect(processor.$runBefore).toEqual(['computing-paths'])
+  });
+
+  it('should run before computing-paths', () => {
+    const processor = processorFactory();
+    expect(processor.$runAfter).toEqual(['extra-docs-added']);
+  });
+
+  it('should remove docs that are marked as private exports', () => {
+    const processor = processorFactory();
+    const docs = [
+      { name: 'public1'},
+      { name: 'ɵPrivate1', privateExport: true },
+      { name: 'public2'},
+      { name: 'ɵPrivate2', privateExport: true },
+      { id: 'other'}
+    ];
+    const filteredDocs = processor.$process(docs);
+    expect(filteredDocs).toEqual([
+      { name: 'public1'},
+      { name: 'public2'},
+      { id: 'other'}
+    ]);
+  })
+});