chore: adjust formatting to new clang-format.

- fixes wrapping for object literal keys called `template`.
- spacing in destructuring expressions.
- changes to keep trailing return types of functions closer to their
  function declaration.
- better formatting of string literals.

Closes #4828

modules/angular2/test/core/compiler/change_detector_compiler_spec.ts

@@ -108,9 +108,9 @@ export function main() {
     });
 
     describe('compileComponentCodeGen', () => {
-      function detectChanges(compiler: ChangeDetectionCompiler, template: string,
-                             directives: CompileDirectiveMetadata[] = CONST_EXPR([])):
-          Promise<string[]> {
+      function detectChanges(
+          compiler: ChangeDetectionCompiler, template: string,
+          directives: CompileDirectiveMetadata[] = CONST_EXPR([])): Promise<string[]> {
         var type =
             new CompileTypeMetadata({name: stringify(SomeComponent), moduleUrl: THIS_MODULE_URL});
         var parsedTemplate = parser.parse(template, directives, 'TestComp');
@@ -133,8 +133,8 @@ export function main() {
   });
 }
 
-function createTestableModule(source: SourceExpressions, changeDetectorIndex: number):
-    SourceModule {
+function createTestableModule(source: SourceExpressions,
+                              changeDetectorIndex: number): SourceModule {
   var resultExpression =
       `${THIS_MODULE_REF}testChangeDetector(([${source.expressions.join(',')}])[${changeDetectorIndex}])`;
   var testableSource = `${source.declarations.join('\n')}

modules/angular2/test/core/compiler/command_compiler_spec.ts

@@ -120,8 +120,8 @@ export function main() {
       });
     }
 
-    function createDirective(type: CompileTypeMetadata, selector: string, exportAs: string = null):
-        CompileDirectiveMetadata {
+    function createDirective(type: CompileTypeMetadata, selector: string,
+                             exportAs: string = null): CompileDirectiveMetadata {
       return CompileDirectiveMetadata.create(
           {selector: selector, exportAs: exportAs, isComponent: false, type: type});
     }

modules/angular2/test/core/compiler/directive_metadata_spec.ts

@@ -42,7 +42,8 @@ export function main() {
         selector: 'someSelector',
         isComponent: true,
         dynamicLoadable: true,
-        type: fullTypeMeta, template: fullTemplateMeta,
+        type: fullTypeMeta,
+        template: fullTemplateMeta,
         changeDetection: ChangeDetectionStrategy.Default,
         inputs: ['someProp'],
         outputs: ['someEvent'],

modules/angular2/test/core/compiler/style_compiler_spec.ts

@@ -74,8 +74,8 @@ export function main() {
             `a {color: green}@import ${IMPORT_REL_STYLESHEET_URL};`;
       });
 
-      function compile(styles: string[], styleAbsUrls: string[], encapsulation: ViewEncapsulation):
-          Promise<string[]> {
+      function compile(styles: string[], styleAbsUrls: string[],
+                       encapsulation: ViewEncapsulation): Promise<string[]> {
         // Note: Can't use MockXHR as the xhr is called recursively,
         // so we can't trigger flush.
         xhr.spy('get').andCallFake((url) => {
@@ -203,8 +203,8 @@ export function main() {
     });
 
     describe('compileComponentCodeGen', () => {
-      function compile(styles: string[], styleAbsUrls: string[], encapsulation: ViewEncapsulation):
-          Promise<string[]> {
+      function compile(styles: string[], styleAbsUrls: string[],
+                       encapsulation: ViewEncapsulation): Promise<string[]> {
         var sourceExpression = compiler.compileComponentCodeGen(
             `'${appId}'`, `${templateId}`,
             new CompileTemplateMetadata(

modules/angular2/test/core/compiler/template_compiler_spec.ts

@@ -190,8 +190,8 @@ export function main() {
       });
 
       describe('compileTemplatesCodeGen', () => {
-        function normalizeComponent(component: Type):
-            Promise<NormalizedComponentWithViewDirectives> {
+        function normalizeComponent(
+            component: Type): Promise<NormalizedComponentWithViewDirectives> {
           var compAndViewDirMetas = [runtimeMetadataResolver.getMetadata(component)].concat(
               runtimeMetadataResolver.getViewDirectivesMetadata(component));
           return PromiseWrapper.all(compAndViewDirMetas.map(
@@ -316,8 +316,8 @@ class CompWithEmbeddedTemplate {
 class NonComponent {
 }
 
-function testableTemplateModule(sourceModule: SourceModule, normComp: CompileDirectiveMetadata):
-    SourceModule {
+function testableTemplateModule(sourceModule: SourceModule,
+                                normComp: CompileDirectiveMetadata): SourceModule {
   var resultExpression =
       `${THIS_MODULE_REF}humanizeTemplate(Host${normComp.type.name}Template.getTemplate())`;
   var testableSource = `${sourceModule.sourceWithModuleRefs}
@@ -332,9 +332,9 @@ function testableStylesModule(sourceModule: SourceModule): SourceModule {
 }
 
 // Attention: read by eval!
-export function humanizeTemplate(template: CompiledTemplate,
-                                 humanizedTemplates: Map<number, {[key: string]: any}> = null):
-    {[key: string]: any} {
+export function humanizeTemplate(
+    template: CompiledTemplate,
+    humanizedTemplates: Map<number, {[key: string]: any}> = null): {[key: string]: any} {
   if (isBlank(humanizedTemplates)) {
     humanizedTemplates = new Map<number, {[key: string]: any}>();
   }

modules/angular2/test/core/compiler/template_parser_spec.ts

@@ -553,7 +553,8 @@ There is no directive with "exportAs" set to "dirA" at TestComp > div:nth-child(
             selector: '[a]',
             isComponent: true,
             type: new CompileTypeMetadata({name: 'DirA'}),
-            exportAs: 'dirA', template: new CompileTemplateMetadata({ngContentSelectors: []})
+            exportAs: 'dirA',
+            template: new CompileTemplateMetadata({ngContentSelectors: []})
           });
           expect(humanizeTemplateAsts(parse('<div a #a></div>', [dirA])))
               .toEqual([
@@ -686,8 +687,8 @@ There is no directive with "exportAs" set to "dirA" at TestComp > div:nth-child(
     });
 
     describe('content projection', () => {
-      function createComp(selector: string, ngContentSelectors: string[]):
-          CompileDirectiveMetadata {
+      function createComp(selector: string,
+                          ngContentSelectors: string[]): CompileDirectiveMetadata {
         return CompileDirectiveMetadata.create({
           selector: selector,
           isComponent: true,