perf(dart/transform) Restructure transform to independent phases

Update summary:
- Removes the need for resolution, gaining transform speed at the cost
  of some precision and ability to detect errors
- Generates type registrations in the package alongside their declarations
- Ensures that line numbers do not change in transformed user code

modules/angular2/test/transform/transform.server.spec.dart

@@ -1,4 +1,4 @@
-library angular2.test;
+library angular2.test.transform;
 
 import 'dart:io';
 import 'package:barback/barback.dart';
@@ -8,31 +8,30 @@ import 'package:dart_style/dart_style.dart';
 import 'package:unittest/unittest.dart';
 import 'package:unittest/vm_config.dart';
 
+import 'reflection_remover_files/expected/index.dart'
+    as reflection_remover_output;
+
 main() {
   useVMConfiguration();
-
-  // TODO(kegluneq): Add a test for generating multiple annotations.
-
-  group('Annotation tests:', _runTests);
+  group('Integration tests:', _integrationTests);
 }
 
 var formatter = new DartFormatter();
-var transform = new AngularTransformer(new TransformerOptions('web/index.dart',
-    reflectionEntryPoint: 'web/index.dart',
-    newEntryPoint: 'web/index.bootstrap.dart'));
+var transform = new AngularTransformerGroup(new TransformerOptions(
+    'web/index.dart', reflectionEntryPoint: 'web/index.dart'));
 
-class TestConfig {
+class IntegrationTestConfig {
   final String name;
   final Map<String, String> assetPathToInputPath;
   final Map<String, String> assetPathToExpectedOutputPath;
 
-  TestConfig(this.name,
+  IntegrationTestConfig(this.name,
       {Map<String, String> inputs, Map<String, String> outputs})
       : this.assetPathToInputPath = inputs,
         this.assetPathToExpectedOutputPath = outputs;
 }
 
-void _runTests() {
+void _integrationTests() {
   /*
    * Each test has its own directory for inputs & an `expected` directory for
    * expected outputs.
@@ -43,52 +42,53 @@ void _runTests() {
   var commonInputs = {
     'angular2|lib/src/core/annotations/annotations.dart':
         '../../lib/src/core/annotations/annotations.dart',
-    'angular2|lib/src/core/application.dart': 'common.dart',
+    'angular2|lib/src/core/application.dart': 'common/application.dart',
     'angular2|lib/src/reflection/reflection_capabilities.dart':
-        'reflection_capabilities.dart'
+        'common/reflection_capabilities.dart'
   };
 
   var tests = [
-    new TestConfig('Simple',
+    new IntegrationTestConfig('Simple',
         inputs: {
       'a|web/index.dart': 'simple_annotation_files/index.dart',
       'a|web/bar.dart': 'simple_annotation_files/bar.dart'
     },
         outputs: {
-      'a|web/index.bootstrap.dart':
-          'simple_annotation_files/expected/index.bootstrap.dart',
-      'a|web/index.dart': 'simple_annotation_files/expected/index.dart',
+      'a|web/bar.ngDeps.dart':
+          'simple_annotation_files/expected/bar.ngDeps.dart',
+      'a|web/index.ngDeps.dart':
+          'simple_annotation_files/expected/index.ngDeps.dart'
     }),
-    new TestConfig('Two injected dependencies',
+    new IntegrationTestConfig('Reflection Remover',
+        inputs: {'a|web/index.dart': 'reflection_remover_files/index.dart'},
+        outputs: {'a|web/index.dart': reflection_remover_output.code}),
+    new IntegrationTestConfig('Two injected dependencies',
         inputs: {
       'a|web/index.dart': 'two_deps_files/index.dart',
       'a|web/foo.dart': 'two_deps_files/foo.dart',
       'a|web/bar.dart': 'two_deps_files/bar.dart'
     },
         outputs: {
-      'a|web/index.bootstrap.dart':
-          'two_deps_files/expected/index.bootstrap.dart'
+      'a|web/bar.ngDeps.dart': 'two_deps_files/expected/bar.ngDeps.dart'
     }),
-    new TestConfig('List of types',
+    new IntegrationTestConfig('List of types',
         inputs: {
       'a|web/index.dart': 'list_of_types_files/index.dart',
       'a|web/foo.dart': 'list_of_types_files/foo.dart',
       'a|web/bar.dart': 'list_of_types_files/bar.dart'
     },
         outputs: {
-      'a|web/index.bootstrap.dart':
-          'list_of_types_files/expected/index.bootstrap.dart'
+      'a|web/bar.ngDeps.dart': 'list_of_types_files/expected/bar.ngDeps.dart'
     }),
-    new TestConfig('Component with synthetic Constructor',
+    new IntegrationTestConfig('Component with synthetic Constructor',
         inputs: {
       'a|web/index.dart': 'synthetic_ctor_files/index.dart',
       'a|web/bar.dart': 'synthetic_ctor_files/bar.dart'
     },
         outputs: {
-      'a|web/index.bootstrap.dart':
-          'synthetic_ctor_files/expected/index.bootstrap.dart'
+      'a|web/bar.ngDeps.dart': 'synthetic_ctor_files/expected/bar.ngDeps.dart'
     }),
-    new TestConfig('Component with two annotations',
+    new IntegrationTestConfig('Component with two annotations',
         inputs: {
       'a|web/index.dart': 'two_annotations_files/index.dart',
       'a|web/bar.dart': 'two_annotations_files/bar.dart',
@@ -96,17 +96,25 @@ void _runTests() {
           '../../lib/src/core/annotations/template.dart'
     },
         outputs: {
-      'a|web/index.bootstrap.dart':
-          'two_annotations_files/expected/index.bootstrap.dart'
+      'a|web/bar.ngDeps.dart': 'two_annotations_files/expected/bar.ngDeps.dart'
     }),
-    new TestConfig('Basic `bind`',
+    new IntegrationTestConfig('Basic `bind`',
         inputs: {
       'a|web/index.dart': 'basic_bind_files/index.dart',
       'a|web/bar.dart': 'basic_bind_files/bar.dart'
     },
         outputs: {
-      'a|web/index.bootstrap.dart':
-          'basic_bind_files/expected/index.bootstrap.dart'
+      'a|web/bar.ngDeps.dart': 'basic_bind_files/expected/bar.ngDeps.dart'
+    }),
+    new IntegrationTestConfig('Chained dependencies',
+        inputs: {
+      'a|web/index.dart': 'chained_deps_files/index.dart',
+      'a|web/foo.dart': 'chained_deps_files/foo.dart',
+      'a|web/bar.dart': 'chained_deps_files/bar.dart'
+    },
+        outputs: {
+      'a|web/bar.ngDeps.dart': 'chained_deps_files/expected/bar.ngDeps.dart',
+      'a|web/foo.ngDeps.dart': 'chained_deps_files/expected/foo.ngDeps.dart'
     })
   ];
 
@@ -118,8 +126,8 @@ void _runTests() {
     config.assetPathToInputPath
       ..addAll(commonInputs)
       ..forEach((key, value) {
-        config.assetPathToInputPath[
-            key] = cache.putIfAbsent(value, () => _readFile(value));
+        config.assetPathToInputPath[key] =
+            cache.putIfAbsent(value, () => _readFile(value));
       });
     config.assetPathToExpectedOutputPath.forEach((key, value) {
       config.assetPathToExpectedOutputPath[key] = cache.putIfAbsent(value, () {
@@ -133,7 +141,7 @@ void _runTests() {
   }
 }
 
-/// Smoothes over differences in CWD between IDEs and running tests in Travis.
+/// Smooths over differences in CWD between IDEs and running tests in Travis.
 String _readFile(String path) {
   for (var myPath in [path, 'test/transform/${path}']) {
     var file = new File(myPath);
@@ -141,5 +149,5 @@ String _readFile(String path) {
       return file.readAsStringSync();
     }
   }
-  return null;
+  return path;
 }