style(dart): Format with dartfmt v0.2.0

Format all pure Dart code with package:dart_style v0.2.0

Command:
```
find -type f -name "*.dart" | xargs dartformat -w
```

modules/angular2/src/transform/common/annotation_matcher.dart

@@ -86,7 +86,8 @@ class AnnotationMatcher extends ClassMatcherBase {
     ClassDescriptor descriptor = firstMatch(annotation.name, assetId);
     if (descriptor == null) return false;
     return implements(descriptor, interfaces,
-        missingSuperClassWarning: 'Missing `custom_annotation` entry for `${descriptor.superClass}`.');
+        missingSuperClassWarning:
+            'Missing `custom_annotation` entry for `${descriptor.superClass}`.');
   }
 
   /// Checks if an [Annotation] node implements [Injectable].

modules/angular2/src/transform/common/class_matcher_base.dart

@@ -48,8 +48,8 @@ abstract class ClassMatcherBase {
     if (descriptor == null) return false;
     if (interfaces.contains(descriptor)) return true;
     if (descriptor.superClass == null) return false;
-    var superClass = _classDescriptors.firstWhere(
-        (a) => a.name == descriptor.superClass, orElse: () => null);
+    var superClass = _classDescriptors
+        .firstWhere((a) => a.name == descriptor.superClass, orElse: () => null);
     if (superClass == null) {
       if (missingSuperClassWarning != null &&
           missingSuperClassWarning.isNotEmpty) {
@@ -74,7 +74,8 @@ ImportDirective _getMatchingImport(
     name = className.name;
   }
   if (name != descriptor.name) return null;
-  return (className.root as CompilationUnit).directives
+  return (className.root as CompilationUnit)
+      .directives
       .where((d) => d is ImportDirective)
       .firstWhere((ImportDirective i) {
     var importMatch = false;
@@ -106,8 +107,10 @@ bool isMatch(
 class ClassDescriptor {
   /// The name of the class.
   final String name;
+
   /// A `package:` style import path to the file where the class is defined.
   final String import;
+
   /// The class that this class extends or implements. This is the only optional
   /// field.
   final String superClass;

modules/angular2/src/transform/common/directive_metadata_reader.dart

@@ -108,7 +108,8 @@ class _DirectiveMetadataVisitor extends Object
     var directiveType = _getDirectiveType('${node.name}', node.element);
     if (directiveType >= 0) {
       if (_hasMeta) {
-        throw new FormatException('Only one Directive is allowed per class. '
+        throw new FormatException(
+            'Only one Directive is allowed per class. '
             'Found "$node" but already processed "$meta".',
             '$node' /* source */);
       }
@@ -125,7 +126,8 @@ class _DirectiveMetadataVisitor extends Object
         '${node.constructorName.type.name}', node.staticElement);
     if (directiveType >= 0) {
       if (_hasMeta) {
-        throw new FormatException('Only one Directive is allowed per class. '
+        throw new FormatException(
+            'Only one Directive is allowed per class. '
             'Found "$node" but already processed "$meta".',
             '$node' /* source */);
       }
@@ -177,8 +179,10 @@ class _DirectiveMetadataVisitor extends Object
   String _expressionToString(Expression node, String nodeDescription) {
     var value = node.accept(_evaluator);
     if (value is! String) {
-      throw new FormatException('Angular 2 could not understand the value '
-          'in $nodeDescription.', '$node' /* source */);
+      throw new FormatException(
+          'Angular 2 could not understand the value '
+          'in $nodeDescription.',
+          '$node' /* source */);
     }
     return value;
   }
@@ -203,7 +207,8 @@ class _DirectiveMetadataVisitor extends Object
     if (evaluated is! bool) {
       throw new FormatException(
           'Angular 2 expects a bool but could not understand the value for '
-          'Directive#compileChildren.', '$compileChildrenValue' /* source */);
+          'Directive#compileChildren.',
+          '$compileChildrenValue' /* source */);
     }
     _compileChildren = evaluated;
   }
@@ -216,7 +221,8 @@ class _DirectiveMetadataVisitor extends Object
     if (evaluated is! Map) {
       throw new FormatException(
           'Angular 2 expects a Map but could not understand the value for '
-          '$propertyName.', '$expression' /* source */);
+          '$propertyName.',
+          '$expression' /* source */);
     }
     evaluated.forEach((key, value) {
       if (value != null) {
@@ -233,7 +239,8 @@ class _DirectiveMetadataVisitor extends Object
     if (evaluated is! List) {
       throw new FormatException(
           'Angular 2 expects a List but could not understand the value for '
-          '$propertyName.', '$expression' /* source */);
+          '$propertyName.',
+          '$expression' /* source */);
     }
     list.addAll(evaluated);
   }

modules/angular2/src/transform/common/logging.dart

@@ -40,6 +40,7 @@ class PrintLogger implements BuildLogger {
   void error(msg, {AssetId asset, SourceSpan span}) {
     throw new PrintLoggerError(msg, asset, span);
   }
+
   Future writeOutput() => null;
   Future addLogFilesFromAsset(AssetId id, [int nextNumber = 1]) => null;
 }

modules/angular2/src/transform/common/options.dart

@@ -51,25 +51,41 @@ class TransformerOptions {
   /// The "correct" number of phases varies with the structure of the app.
   final int optimizationPhases;
 
-  TransformerOptions._internal(this.entryPoints, this.reflectionEntryPoints,
-      this.modeName, this.mirrorMode, this.initReflector,
-      this.annotationMatcher, this.optimizationPhases,
-      this.generateChangeDetectors, this.inlineViews);
+  TransformerOptions._internal(
+      this.entryPoints,
+      this.reflectionEntryPoints,
+      this.modeName,
+      this.mirrorMode,
+      this.initReflector,
+      this.annotationMatcher,
+      this.optimizationPhases,
+      this.generateChangeDetectors,
+      this.inlineViews);
 
   factory TransformerOptions(List<String> entryPoints,
-      {List<String> reflectionEntryPoints, String modeName: 'release',
-      MirrorMode mirrorMode: MirrorMode.none, bool initReflector: true,
+      {List<String> reflectionEntryPoints,
+      String modeName: 'release',
+      MirrorMode mirrorMode: MirrorMode.none,
+      bool initReflector: true,
       List<ClassDescriptor> customAnnotationDescriptors: const [],
       int optimizationPhases: DEFAULT_OPTIMIZATION_PHASES,
-      bool inlineViews: true, bool generateChangeDetectors: true}) {
+      bool inlineViews: true,
+      bool generateChangeDetectors: true}) {
     if (reflectionEntryPoints == null || reflectionEntryPoints.isEmpty) {
       reflectionEntryPoints = entryPoints;
     }
     var annotationMatcher = new AnnotationMatcher()
       ..addAll(customAnnotationDescriptors);
     optimizationPhases = optimizationPhases.isNegative ? 0 : optimizationPhases;
-    return new TransformerOptions._internal(entryPoints, reflectionEntryPoints,
-        modeName, mirrorMode, initReflector, annotationMatcher,
-        optimizationPhases, generateChangeDetectors, inlineViews);
+    return new TransformerOptions._internal(
+        entryPoints,
+        reflectionEntryPoints,
+        modeName,
+        mirrorMode,
+        initReflector,
+        annotationMatcher,
+        optimizationPhases,
+        generateChangeDetectors,
+        inlineViews);
   }
 }

modules/angular2/src/transform/common/registered_type.dart

@@ -10,12 +10,16 @@ import 'package:angular2/src/transform/common/names.dart';
 class RegisteredType {
   /// The type registered by this call.
   final Identifier typeName;
+
   /// The actual call to `Reflector#registerType`.
   final MethodInvocation registerMethod;
+
   /// The factory method registered.
   final Expression factoryFn;
+
   /// The parameters registered.
   final Expression parameters;
+
   /// The annotations registered.
   final Expression annotations;