refactor(dart): Format Dart code

Use the dart formatter to clean up all pure Dart code.

Closes #4832

modules/angular2/src/core/application.dart

@@ -9,7 +9,8 @@ import 'application_common.dart';
 
 import 'package:angular2/src/core/compiler/compiler.dart';
 import 'package:angular2/src/core/linker/dynamic_component_loader.dart';
-export 'package:angular2/src/core/linker/dynamic_component_loader.dart' show ComponentRef;
+export 'package:angular2/src/core/linker/dynamic_component_loader.dart'
+    show ComponentRef;
 
 /// Starts an application from a root component. This implementation uses
 /// mirrors. Angular 2 transformer automatically replaces this method with a

modules/angular2/src/core/application_static.dart

@@ -2,7 +2,8 @@ library angular2.src.core.application_static;
 
 import 'dart:async';
 import 'application_common.dart';
-import 'package:angular2/src/core/linker/dynamic_component_loader.dart' show ComponentRef;
+import 'package:angular2/src/core/linker/dynamic_component_loader.dart'
+    show ComponentRef;
 
 /// Starts an application from a root component.
 ///

modules/angular2/src/core/change_detection/change_detection_jit_generator.dart

@@ -8,7 +8,8 @@ library change_detection.change_detection_jit_generator;
 /// `src/transform/template_compiler/change_detector_codegen.dart` for details.
 class ChangeDetectorJITGenerator {
   String typeName;
-  ChangeDetectorJITGenerator(definition, changeDetectionUtilVarName, abstractChangeDetectorVarName) {}
+  ChangeDetectorJITGenerator(
+      definition, changeDetectionUtilVarName, abstractChangeDetectorVarName) {}
 
   generate() {
     throw "Jit Change Detection is not supported in Dart";

modules/angular2/src/core/change_detection/codegen_facade.dart

@@ -16,4 +16,4 @@ String combineGeneratedStrings(List<String> vals) {
 
 String rawString(String str) {
   return "r'$str'";
-}
+}

modules/angular2/src/core/change_detection/observable_facade.dart

@@ -2,4 +2,4 @@ library change_detection.observable_facade;
 
 import 'package:observe/observe.dart';
 
-bool isObservable(value) => value is Observable;
+bool isObservable(value) => value is Observable;

modules/angular2/src/core/dom/abstract_html_adapter.dart

@@ -340,13 +340,13 @@ abstract class AbstractHtml5LibAdapter implements DomAdapter {
     throw 'not implemented';
   }
 
-  bool isPageRule(rule)  => (rule.type == 6);
+  bool isPageRule(rule) => (rule.type == 6);
 
   bool isStyleRule(rule) => (rule.type == 1);
 
   bool isMediaRule(rule) => (rule.type == 4);
 
-  bool isKeyframesRule(rule)  => (rule.type == 7);
+  bool isKeyframesRule(rule) => (rule.type == 7);
 
   String getHref(element) {
     throw 'not implemented';

modules/angular2/src/core/dom/browser_adapter.dart

@@ -98,7 +98,7 @@ final _keyCodeToKeyMap = const {
 final bool _supportsTemplateElement = () {
   try {
     return new TemplateElement().content != null;
-  } catch(_) {
+  } catch (_) {
     return false;
   }
 }();
@@ -216,7 +216,8 @@ class BrowserDomAdapter extends GenericBrowserDomAdapter {
   String nodeName(Node el) => el.nodeName;
   String nodeValue(Node el) => el.nodeValue;
   String type(InputElement el) => el.type;
-  Node content(TemplateElement el) => _supportsTemplateElement ? el.content : el;
+  Node content(TemplateElement el) =>
+      _supportsTemplateElement ? el.content : el;
   Node firstChild(el) => el.firstChild;
   Node nextSibling(Node el) => el.nextNode;
   Element parentElement(Node el) => el.parent;
@@ -456,7 +457,7 @@ class BrowserDomAdapter extends GenericBrowserDomAdapter {
   setGlobalVar(String path, value) {
     var parts = path.split('.');
     var obj = js.context;
-    while(parts.length > 1) {
+    while (parts.length > 1) {
       var name = parts.removeAt(0);
       if (obj.hasProperty(name)) {
         obj = obj[name];

modules/angular2/src/core/dom/emulated_css.dart

@@ -18,22 +18,19 @@ List<EmulatedCssRule> parseAndEmulateCssRules(String css) {
 
 /// Converts `csslib` [rules] to their emulated counterparts.
 List<EmulatedCssRule> emulateRules(Iterable<cssv.TreeNode> rules) {
-  return rules
-    .map((cssv.TreeNode node) {
-      if (node is cssv.RuleSet) {
-        if (node.declarationGroup.span.text.isEmpty) {
-          // Skip CSS matchers with no bodies
-          return null;
-        }
-        return new EmulatedCssStyleRule(node);
-      } else if (node is cssv.MediaDirective) {
-        return new EmulatedCssMedialRule(node);
-      } else if (node is cssv.ImportDirective) {
-        return new EmulatedCssImportRule(node);
+  return rules.map((cssv.TreeNode node) {
+    if (node is cssv.RuleSet) {
+      if (node.declarationGroup.span.text.isEmpty) {
+        // Skip CSS matchers with no bodies
+        return null;
       }
-    })
-    .where((r) => r != null)
-    .toList();
+      return new EmulatedCssStyleRule(node);
+    } else if (node is cssv.MediaDirective) {
+      return new EmulatedCssMedialRule(node);
+    } else if (node is cssv.ImportDirective) {
+      return new EmulatedCssImportRule(node);
+    }
+  }).where((r) => r != null).toList();
 }
 
 /// Emulates [CSSRule](https://developer.mozilla.org/en-US/docs/Web/API/CSSRule)
@@ -98,8 +95,8 @@ class EmulatedMediaList {
   String mediaText;
 
   EmulatedMediaList(cssv.MediaDirective directive) {
-    this.mediaText = directive.mediaQueries
-        .map((q) => q.span.text).join(' and ');
+    this.mediaText =
+        directive.mediaQueries.map((q) => q.span.text).join(' and ');
   }
 }
 

modules/angular2/src/core/facade/collection.dart

@@ -170,7 +170,7 @@ class ListWrapper {
     from = _startOffset(l, from);
     to = _endOffset(l, to);
     //in JS if from > to an empty array is returned
-    if(to != null && from > to) {
+    if (to != null && from > to) {
       return [];
     }
     return l.sublist(from, to);
@@ -211,7 +211,6 @@ class ListWrapper {
     return end < 0 ? max(len + end, 0) : min(end, len);
   }
 
-
   static maximum(List l, fn(item)) {
     if (l.length == 0) {
       return null;

modules/angular2/src/core/facade/exceptions.dart

@@ -20,11 +20,18 @@ class WrappedException extends Error {
   final originalStack;
 
   WrappedException(
-      [this.wrapperMessage, this.originalException, this.originalStack, this.context]);
+      [this.wrapperMessage,
+      this.originalException,
+      this.originalStack,
+      this.context]);
 
-  get message { return ExceptionHandler.exceptionToString(this); }
+  get message {
+    return ExceptionHandler.exceptionToString(this);
+  }
 
-  String toString() { return this.message; }
+  String toString() {
+    return this.message;
+  }
 }
 
 Error makeTypeError([String message = ""]) {

modules/angular2/src/core/facade/lang.dart

@@ -94,7 +94,7 @@ class StringWrapper {
     start = _startOffset(s, start);
     end = _endOffset(s, end);
     //in JS if start > end an empty string is returned
-    if(end != null && start > end) {
+    if (end != null && start > end) {
       return "";
     }
     return s.substring(start, end);

modules/angular2/src/core/linker/query_list.dart

@@ -6,8 +6,7 @@ import 'package:angular2/src/core/facade/async.dart';
 /**
  * See query_list.ts
  */
-class QueryList<T> extends Object
-    with IterableMixin<T> {
+class QueryList<T> extends Object with IterableMixin<T> {
   List<T> _results = [];
   EventEmitter _emitter = new EventEmitter();
 

modules/angular2/src/core/metadata.dart

@@ -14,85 +14,102 @@ export './metadata/view.dart' hide VIEW_ENCAPSULATION_VALUES;
  * See: [DirectiveMetadata] for docs.
  */
 class Directive extends DirectiveMetadata {
-  const Directive({String selector, List<String> inputs,
-  List<String> outputs,
-  @deprecated List<String> properties,
-  @deprecated List<String> events,
-  Map<String, String> host,
-  @deprecated List bindings,
-  List providers, String exportAs, String moduleId,
-  Map<String, dynamic> queries})
-    : super(
-    selector: selector,
-    inputs: inputs,
-    outputs: outputs,
-    properties: properties,
-    events: events,
-    host: host,
-    bindings: bindings,
-    providers: providers,
-    exportAs: exportAs,
-    moduleId: moduleId,
-    queries: queries);
+  const Directive(
+      {String selector,
+      List<String> inputs,
+      List<String> outputs,
+      @deprecated List<String> properties,
+      @deprecated List<String> events,
+      Map<String, String> host,
+      @deprecated List bindings,
+      List providers,
+      String exportAs,
+      String moduleId,
+      Map<String, dynamic> queries})
+      : super(
+            selector: selector,
+            inputs: inputs,
+            outputs: outputs,
+            properties: properties,
+            events: events,
+            host: host,
+            bindings: bindings,
+            providers: providers,
+            exportAs: exportAs,
+            moduleId: moduleId,
+            queries: queries);
 }
 
 /**
  * See: [ComponentMetadata] for docs.
  */
 class Component extends ComponentMetadata {
-  const Component({String selector, List<String> inputs,
-  List<String> outputs,
-  @deprecated List<String> properties,
-  @deprecated List<String> events,
-  Map<String, String> host,
-  @deprecated List bindings, List providers, String exportAs, String moduleId,
-  Map<String, dynamic> queries,
-  @deprecated List viewBindings,
-  List viewProviders, ChangeDetectionStrategy changeDetection,
-  String templateUrl, String template, dynamic directives,
-  dynamic pipes, ViewEncapsulation encapsulation, List<String> styles,
-  List<String> styleUrls
-  })
-    : super(
-    selector: selector,
-    inputs: inputs,
-    outputs: outputs,
-    properties: properties,
-    events: events,
-    host: host,
-    bindings: bindings,
-    providers: providers,
-    exportAs: exportAs,
-    moduleId: moduleId,
-    viewBindings: viewBindings,
-    viewProviders: viewProviders,
-    queries: queries,
-    changeDetection: changeDetection,
-    templateUrl: templateUrl,
-    template: template,
-    directives: directives,
-    pipes: pipes,
-    encapsulation: encapsulation,
-    styles: styles,
-    styleUrls: styleUrls
-    );
+  const Component(
+      {String selector,
+      List<String> inputs,
+      List<String> outputs,
+      @deprecated List<String> properties,
+      @deprecated List<String> events,
+      Map<String, String> host,
+      @deprecated List bindings,
+      List providers,
+      String exportAs,
+      String moduleId,
+      Map<String, dynamic> queries,
+      @deprecated List viewBindings,
+      List viewProviders,
+      ChangeDetectionStrategy changeDetection,
+      String templateUrl,
+      String template,
+      dynamic directives,
+      dynamic pipes,
+      ViewEncapsulation encapsulation,
+      List<String> styles,
+      List<String> styleUrls})
+      : super(
+            selector: selector,
+            inputs: inputs,
+            outputs: outputs,
+            properties: properties,
+            events: events,
+            host: host,
+            bindings: bindings,
+            providers: providers,
+            exportAs: exportAs,
+            moduleId: moduleId,
+            viewBindings: viewBindings,
+            viewProviders: viewProviders,
+            queries: queries,
+            changeDetection: changeDetection,
+            templateUrl: templateUrl,
+            template: template,
+            directives: directives,
+            pipes: pipes,
+            encapsulation: encapsulation,
+            styles: styles,
+            styleUrls: styleUrls);
 }
 
 /**
  * See: [ViewMetadata] for docs.
  */
 class View extends ViewMetadata {
-  const View({String templateUrl, String template, dynamic directives,
-  dynamic pipes, ViewEncapsulation encapsulation, List<String> styles,
-  List<String> styleUrls})
-    : super(
-    templateUrl: templateUrl,
-    template: template,
-    directives: directives,
-    pipes: pipes,
-    encapsulation: encapsulation,
-    styles: styles,
-    styleUrls: styleUrls);
+  const View(
+      {String templateUrl,
+      String template,
+      dynamic directives,
+      dynamic pipes,
+      ViewEncapsulation encapsulation,
+      List<String> styles,
+      List<String> styleUrls})
+      : super(
+            templateUrl: templateUrl,
+            template: template,
+            directives: directives,
+            pipes: pipes,
+            encapsulation: encapsulation,
+            styles: styles,
+            styleUrls: styleUrls);
 }
 
 /**
@@ -114,23 +131,23 @@ class Attribute extends AttributeMetadata {
  */
 class Query extends QueryMetadata {
   const Query(dynamic /*Type | string*/ selector, {bool descendants: false})
-    : super(selector, descendants: descendants);
+      : super(selector, descendants: descendants);
 }
 
 /**
  * See: [ContentChildrenMetadata] for docs.
  */
 class ContentChildren extends ContentChildrenMetadata {
-  const ContentChildren(dynamic /*Type | string*/ selector, {bool descendants: false})
-    : super(selector, descendants: descendants);
+  const ContentChildren(dynamic /*Type | string*/ selector,
+      {bool descendants: false})
+      : super(selector, descendants: descendants);
 }
 
 /**
  * See: [ContentChildMetadata] for docs.
  */
 class ContentChild extends ContentChildMetadata {
-  const ContentChild(dynamic /*Type | string*/ selector)
-    : super(selector);
+  const ContentChild(dynamic /*Type | string*/ selector) : super(selector);
 }
 
 /**
@@ -138,47 +155,42 @@ class ContentChild extends ContentChildMetadata {
  */
 class ViewQuery extends ViewQueryMetadata {
   const ViewQuery(dynamic /*Type | string*/ selector)
-    : super(selector, descendants: true);
+      : super(selector, descendants: true);
 }
 
 /**
  * See: [ViewChildrenMetadata] for docs.
  */
 class ViewChildren extends ViewChildrenMetadata {
-  const ViewChildren(dynamic /*Type | string*/ selector)
-    : super(selector);
+  const ViewChildren(dynamic /*Type | string*/ selector) : super(selector);
 }
 
 /**
  * See: [ViewChildMetadata] for docs.
  */
 class ViewChild extends ViewChildMetadata {
-  const ViewChild(dynamic /*Type | string*/ selector)
-    : super(selector);
+  const ViewChild(dynamic /*Type | string*/ selector) : super(selector);
 }
 
 /**
  * See: [InputMetadata] for docs.
  */
 class Input extends InputMetadata {
-  const Input([String bindingPropertyName])
-    : super(bindingPropertyName);
+  const Input([String bindingPropertyName]) : super(bindingPropertyName);
 }
 
 /**
  * See: [OutputMetadata] for docs.
  */
 class Output extends OutputMetadata {
-  const Output([String bindingPropertyName])
-    : super(bindingPropertyName);
+  const Output([String bindingPropertyName]) : super(bindingPropertyName);
 }
 
 /**
  * See: [HostBindingMetadata] for docs.
  */
 class HostBinding extends HostBindingMetadata {
-  const HostBinding([String hostPropertyName])
-    : super(hostPropertyName);
+  const HostBinding([String hostPropertyName]) : super(hostPropertyName);
 }
 
 /**
@@ -186,5 +198,5 @@ class HostBinding extends HostBindingMetadata {
  */
 class HostListener extends HostListenerMetadata {
   const HostListener(String eventName, [List<String> args])
-    : super(eventName, args);
-}
+      : super(eventName, args);
+}

modules/angular2/src/core/platform_bindings.dart

@@ -1,12 +1,12 @@
 library angular2.src.core.platform_bindings;
 
-
 import 'package:angular2/core.dart';
 import 'package:angular2/src/core/facade/exceptions.dart';
 import 'package:angular2/src/core/dom/dom_adapter.dart';
 
 exceptionFactory() => new ExceptionHandler(DOM, true);
 
-const EXCEPTION_PROVIDER = const Binding(ExceptionHandler, toFactory: exceptionFactory, deps: const []);
+const EXCEPTION_PROVIDER = const Binding(ExceptionHandler,
+    toFactory: exceptionFactory, deps: const []);
 
 const EXCEPTION_BINDING = EXCEPTION_PROVIDER;

modules/angular2/src/core/reflection/reflection_capabilities.dart

@@ -259,7 +259,7 @@ class ReflectionCapabilities implements PlatformReflectionCapabilities {
 
   Map propMetadata(typeOrFunc) {
     final res = {};
-    reflectClass(typeOrFunc).declarations.forEach((k,v) {
+    reflectClass(typeOrFunc).declarations.forEach((k, v) {
       var name = _normalizeName(MirrorSystem.getName(k));
       if (res[name] == null) res[name] = [];
       res[name].addAll(v.metadata.map((fm) => fm.reflectee));
@@ -277,8 +277,9 @@ class ReflectionCapabilities implements PlatformReflectionCapabilities {
 
   List _interfacesFromMirror(classMirror) {
     return classMirror.superinterfaces.map((si) => si.reflectedType).toList()
-      ..addAll(classMirror.superclass == null ? []
-        : _interfacesFromMirror(classMirror.superclass));
+      ..addAll(classMirror.superclass == null
+          ? []
+          : _interfacesFromMirror(classMirror.superclass));
   }
 
   GetterFn getter(String name) {

modules/angular2/src/core/testability/browser_testability.dart

@@ -10,8 +10,17 @@ import 'dart:js' as js;
 // Proxies a Dart function that accepts up to 10 parameters.
 js.JsFunction _jsFunction(Function fn) {
   const Object X = __varargSentinel;
-  return new js.JsFunction.withThis((thisArg, [o1 = X, o2 = X, o3 = X, o4 = X,
-      o5 = X, o6 = X, o7 = X, o8 = X, o9 = X, o10 = X]) {
+  return new js.JsFunction.withThis((thisArg,
+      [o1 = X,
+      o2 = X,
+      o3 = X,
+      o4 = X,
+      o5 = X,
+      o6 = X,
+      o7 = X,
+      o8 = X,
+      o9 = X,
+      o10 = X]) {
     return __invokeFn(fn, o1, o2, o3, o4, o5, o6, o7, o8, o9, o10);
   });
 }
@@ -91,17 +100,17 @@ class BrowserGetTestability implements GetTestability {
   static init() {
     setTestabilityGetter(const BrowserGetTestability());
   }
-  
+
   void addToWindow(TestabilityRegistry registry) {
     var jsRegistry = js.context['ngTestabilityRegistries'];
     if (jsRegistry == null) {
       js.context['ngTestabilityRegistries'] = jsRegistry = new js.JsArray();
-      js.context['getAngularTestability'] = _jsify((Element elem,
-          [bool findInAncestors = true]) {
+      js.context['getAngularTestability'] =
+          _jsify((Element elem, [bool findInAncestors = true]) {
         var registry = js.context['ngTestabilityRegistries'];
         for (int i = 0; i < registry.length; i++) {
-          var result = registry[i].callMethod(
-              'getAngularTestability', [elem, findInAncestors]);
+          var result = registry[i]
+              .callMethod('getAngularTestability', [elem, findInAncestors]);
           if (result != null) return result;
         }
         throw 'Could not find testability for element.';
@@ -122,8 +131,8 @@ class BrowserGetTestability implements GetTestability {
 
   js.JsObject _createRegistry(TestabilityRegistry registry) {
     var object = new js.JsObject(js.context['Object']);
-    object['getAngularTestability'] = _jsify((Element elem,
-        bool findInAncestors) {
+    object['getAngularTestability'] =
+        _jsify((Element elem, bool findInAncestors) {
       var testability = registry.findTestabilityInTree(elem, findInAncestors);
       return testability == null
           ? null

modules/angular2/src/core/zone/ng_zone.dart

@@ -214,7 +214,6 @@ class NgZone {
           try {
             _inVmTurnDone = true;
             parent.run(_innerZone, _onTurnDone);
-
           } finally {
             _inVmTurnDone = false;
             _hasExecutedCodeInInnerZone = false;

modules/angular2/src/router/route_config_nomalizer.dart

@@ -9,6 +9,7 @@ RouteDefinition normalizeRouteConfig(RouteDefinition config) {
 
 void assertComponentExists(Type component, String path) {
   if (component == null) {
-    throw new BaseException('Component for route "${path}" is not defined, or is not a class.');
+    throw new BaseException(
+        'Component for route "${path}" is not defined, or is not a class.');
   }
 }

modules/angular2/src/testing/testing_internal.dart

@@ -67,7 +67,6 @@ void testSetup() {
   }, priority: 1);
 }
 
-
 /**
  * Allows overriding default bindings defined in test_injector.js.
  *
@@ -93,14 +92,16 @@ void beforeEachBindings(Function fn) {
 }
 
 void beforeEach(fn) {
-  if (fn is! FunctionWithParamTokens) fn = new FunctionWithParamTokens([], fn, false);
+  if (fn is! FunctionWithParamTokens) fn =
+      new FunctionWithParamTokens([], fn, false);
   gns.beforeEach(() {
     fn.execute(_injector);
   });
 }
 
 void _it(gnsFn, name, fn) {
-  if (fn is! FunctionWithParamTokens) fn = new FunctionWithParamTokens([], fn, false);
+  if (fn is! FunctionWithParamTokens) fn =
+      new FunctionWithParamTokens([], fn, false);
   gnsFn(name, () {
     _inIt = true;
     fn.execute(_injector);
@@ -139,7 +140,9 @@ class SpyObject extends gns.SpyObject {
       _spyFuncs.putIfAbsent(funcName, () => new SpyFunction(funcName));
 
   void prop(String funcName, value) {
-    _spyFuncs.putIfAbsent("get:${funcName}", () => new SpyFunction(funcName)).andReturn(value);
+    _spyFuncs
+        .putIfAbsent("get:${funcName}", () => new SpyFunction(funcName))
+        .andReturn(value);
   }
 
   static stub([object = null, config = null, overrides = null]) {

modules/angular2/src/tools/tools.dart

@@ -1,7 +1,8 @@
 library angular2.src.tools.tools;
 
 import 'dart:js';
-import 'package:angular2/src/core/linker/dynamic_component_loader.dart' show ComponentRef;
+import 'package:angular2/src/core/linker/dynamic_component_loader.dart'
+    show ComponentRef;
 import 'common_tools.dart' show AngularTools;
 
 /**

modules/angular2/src/web_workers/worker/application.dart

@@ -5,7 +5,8 @@ import "package:angular2/src/web_workers/worker/application_common.dart"
     show bootstrapWebWorkerCommon;
 import "package:angular2/src/core/facade/async.dart" show Future;
 import "package:angular2/src/core/facade/lang.dart" show Type, BaseException;
-import "package:angular2/src/core/linker/dynamic_component_loader.dart" show ComponentRef;
+import "package:angular2/src/core/linker/dynamic_component_loader.dart"
+    show ComponentRef;
 import "dart:isolate";
 import "dart:async";
 import 'dart:core';
@@ -22,8 +23,7 @@ import 'package:angular2/src/core/dom/webworker_adapter.dart';
  * bootstrap() in a regular Angular application
  * See the bootstrap() docs for more details.
  */
-Future<ComponentRef> bootstrapWebWorker(
-    SendPort replyTo, Type appComponentType,
+Future<ComponentRef> bootstrapWebWorker(SendPort replyTo, Type appComponentType,
     [List<dynamic> componentInjectableBindings = null]) {
   WebWorkerDomAdapter.makeCurrent();
   ReceivePort rPort = new ReceivePort();