feat(compiler-cli): new compiler api and command-line using TypeScript transformers

packages/compiler-cli/src/transformers/node_emitter_transform.ts

@@ -0,0 +1,29 @@
+/**
+ * @license
+ * Copyright Google Inc. All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+import {GeneratedFile} from '@angular/compiler';
+import * as ts from 'typescript';
+
+import {TypeScriptNodeEmitter} from './node_emitter';
+
+export function getAngularEmitterTransformFactory(generatedFiles: GeneratedFile[]): () =>
+    (sourceFile: ts.SourceFile) => ts.SourceFile {
+  return function() {
+    const map = new Map(generatedFiles.filter(g => g.stmts && g.stmts.length)
+                            .map<[string, GeneratedFile]>(g => [g.genFileUrl, g]));
+    const emitter = new TypeScriptNodeEmitter();
+    return function(sourceFile: ts.SourceFile): ts.SourceFile {
+      const g = map.get(sourceFile.fileName);
+      if (g && g.stmts) {
+        const [newSourceFile] = emitter.updateSourceFile(sourceFile, g.stmts);
+        return newSourceFile;
+      }
+      return sourceFile;
+    };
+  };
+}