refactor: remove `global` from facade/lang (#14837)

modules/@angular/core/src/application_ref.ts

@@ -14,7 +14,8 @@ import {merge} from 'rxjs/observable/merge';
 import {share} from 'rxjs/operator/share';
 
 import {ErrorHandler} from '../src/error_handler';
-import {scheduleMicroTask, stringify} from '../src/facade/lang';
+import {stringify} from '../src/facade/lang';
+import {scheduleMicroTask} from '../src/util';
 import {isPromise} from '../src/util/lang';
 
 import {ApplicationInitStatus} from './application_init';

modules/@angular/core/src/change_detection/change_detection_util.ts

@@ -6,7 +6,8 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
-import {getSymbolIterator, isJsObject, isPrimitive, looseIdentical} from '../facade/lang';
+import {isJsObject, isPrimitive, looseIdentical} from '../facade/lang';
+import {getSymbolIterator} from '../util';
 
 export {looseIdentical} from '../facade/lang';
 

modules/@angular/core/src/core.ts

@@ -13,7 +13,7 @@
  */
 export * from './metadata';
 export * from './version';
-export * from './util';
+export {Class, ClassDefinition, TypeDecorator} from './util/decorators';
 export * from './di';
 export {createPlatform, assertPlatform, destroyPlatform, getPlatform, PlatformRef, ApplicationRef, enableProdMode, isDevMode, createPlatformFactory, NgProbeToken} from './application_ref';
 export {APP_ID, PACKAGE_ROOT_URL, PLATFORM_INITIALIZER, PLATFORM_ID, APP_BOOTSTRAP_LISTENER} from './application_tokens';

modules/@angular/core/src/core_private_export.ts

@@ -23,5 +23,6 @@ export {ReflectionCapabilities as ɵReflectionCapabilities} from './reflection/r
 export {ReflectorReader as ɵReflectorReader} from './reflection/reflector_reader';
 export {GetterFn as ɵGetterFn, MethodFn as ɵMethodFn, SetterFn as ɵSetterFn} from './reflection/types';
 export {DirectRenderer as ɵDirectRenderer, RenderDebugInfo as ɵRenderDebugInfo} from './render/api';
+export {global as ɵglobal} from './util';
 export {makeDecorator as ɵmakeDecorator} from './util/decorators';
 export {isObservable as ɵisObservable, isPromise as ɵisPromise, merge as ɵmerge} from './util/lang';

modules/@angular/core/src/linker/query_list.ts

@@ -9,7 +9,7 @@
 import {Observable} from 'rxjs/Observable';
 
 import {EventEmitter} from '../event_emitter';
-import {getSymbolIterator} from '../facade/lang';
+import {getSymbolIterator} from '../util';
 
 
 /**

modules/@angular/core/src/profile/wtf_impl.ts

@@ -6,7 +6,7 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
-import {global} from '../facade/lang';
+import {global} from '../util';
 
 /**
  * A scope function for the Web Tracing Framework (WTF).

modules/@angular/core/src/reflection/reflection_capabilities.ts

@@ -6,9 +6,9 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
-import {global, isPresent, stringify} from '../facade/lang';
+import {isPresent, stringify} from '../facade/lang';
 import {Type, isType} from '../type';
-
+import {global} from '../util';
 import {PlatformReflectionCapabilities} from './platform_reflection_capabilities';
 import {GetterFn, MethodFn, SetterFn} from './types';
 
@@ -21,7 +21,7 @@ export const DELEGATE_CTOR =
 export class ReflectionCapabilities implements PlatformReflectionCapabilities {
   private _reflect: any;
 
-  constructor(reflect?: any) { this._reflect = reflect || global.Reflect; }
+  constructor(reflect?: any) { this._reflect = reflect || global['Reflect']; }
 
   isReflectionEnabled(): boolean { return true; }
 

modules/@angular/core/src/testability/testability.ts

@@ -7,7 +7,7 @@
  */
 
 import {Injectable} from '../di';
-import {scheduleMicroTask} from '../facade/lang';
+import {scheduleMicroTask} from '../util';
 import {NgZone} from '../zone/ng_zone';
 
 /**

modules/@angular/core/src/util.ts

@@ -6,5 +6,42 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
-// Public API for util
-export {Class, ClassDefinition, TypeDecorator} from './util/decorators';
+// TODO(jteplitz602): Load WorkerGlobalScope from lib.webworker.d.ts file #3492
+declare var WorkerGlobalScope: any /** TODO #9100 */;
+// CommonJS / Node have global context exposed as "global" variable.
+// We don't want to include the whole node.d.ts this this compilation unit so we'll just fake
+// the global "global" var for now.
+declare var global: any /** TODO #9100 */;
+const __window = typeof window !== 'undefined' && window;
+const __self = typeof self !== 'undefined' && typeof WorkerGlobalScope !== 'undefined' &&
+    self instanceof WorkerGlobalScope && self;
+const __global = typeof global !== 'undefined' && global;
+const _global: {[name: string]: any} = __window || __global || __self;
+export {_global as global};
+
+// When Symbol.iterator doesn't exist, retrieves the key used in es6-shim
+declare const Symbol: any;
+let _symbolIterator: any = null;
+export function getSymbolIterator(): string|symbol {
+  if (!_symbolIterator) {
+    var Symbol = _global['Symbol'];
+    if (Symbol && Symbol.iterator) {
+      _symbolIterator = Symbol.iterator;
+    } else {
+      // es6-shim specific logic
+      const keys = Object.getOwnPropertyNames(Map.prototype);
+      for (let i = 0; i < keys.length; ++i) {
+        const key = keys[i];
+        if (key !== 'entries' && key !== 'size' &&
+            (Map as any).prototype[key] === Map.prototype['entries']) {
+          _symbolIterator = key;
+        }
+      }
+    }
+  }
+  return _symbolIterator;
+}
+
+export function scheduleMicroTask(fn: Function) {
+  Zone.current.scheduleMicroTask('scheduleMicrotask', fn);
+}

modules/@angular/core/src/util/decorators.ts

@@ -6,11 +6,12 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
-import {global, stringify} from '../facade/lang';
+import {stringify} from '../facade/lang';
 import {Type} from '../type';
+import {global} from '../util';
 
 let _nextClassId = 0;
-const Reflect = global.Reflect;
+const Reflect = global['Reflect'];
 
 /**
  * Declares the interface to be used with {@link Class}.

modules/@angular/core/test/change_detection/iterable.ts

@@ -6,7 +6,7 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
-import {getSymbolIterator} from '../../src/facade/lang';
+import {getSymbolIterator} from '@angular/core/src/util';
 
 export class TestIterable {
   list: number[];

modules/@angular/core/test/linker/system_ng_module_factory_loader_spec.ts

@@ -6,8 +6,8 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
-import {global} from '@angular/common/src/facade/lang';
 import {Compiler, SystemJsNgModuleLoader} from '@angular/core';
+import {global} from '@angular/core/src/util';
 import {async} from '@angular/core/testing';
 import {afterEach, beforeEach, describe, expect, it} from '@angular/core/testing/testing_internal';
 
@@ -24,14 +24,14 @@ export function main() {
   describe('SystemJsNgModuleLoader', () => {
     let oldSystem: any = null;
     beforeEach(() => {
-      oldSystem = (global as any).System;
-      (global as any).System = mockSystem({
+      oldSystem = global['System'];
+      global['System'] = mockSystem({
         'test.ngfactory':
             {'default': 'test module factory', 'NamedNgFactory': 'test NamedNgFactory'},
         'prefixed/test/suffixed': {'NamedNgFactory': 'test module factory'}
       });
     });
-    afterEach(() => { (global as any).System = oldSystem; });
+    afterEach(() => { global['System'] = oldSystem; });
 
     it('loads a default factory by appending the factory suffix', async(() => {
          const loader = new SystemJsNgModuleLoader(new Compiler());

modules/@angular/core/test/testability/testability_spec.ts

@@ -12,7 +12,7 @@ import {Testability} from '@angular/core/src/testability/testability';
 import {NgZone} from '@angular/core/src/zone/ng_zone';
 import {AsyncTestCompleter, SpyObject, beforeEach, describe, expect, inject, it} from '@angular/core/testing/testing_internal';
 
-import {scheduleMicroTask} from '../../src/facade/lang';
+import {scheduleMicroTask} from '../../src/util';
 
 
 

modules/@angular/core/test/util/decorators_spec.ts

@@ -8,15 +8,14 @@
 
 import {Inject} from '@angular/core';
 import {reflector} from '@angular/core/src/reflection/reflection';
+import {global} from '@angular/core/src/util';
 import {Class, makeDecorator, makePropDecorator} from '@angular/core/src/util/decorators';
 
-import {global} from '../../src/facade/lang';
-
 class DecoratedParent {}
 class DecoratedChild extends DecoratedParent {}
 
 export function main() {
-  const Reflect = global.Reflect;
+  const Reflect = global['Reflect'];
 
   const TerminalDecorator = makeDecorator('TerminalDecorator', {terminal: true});
   const TestDecorator = makeDecorator(
@@ -161,4 +160,4 @@ export function main() {
       });
     });
   });
-}
+}

modules/@angular/core/test/zone/ng_zone_spec.ts

@@ -10,7 +10,8 @@ import {NgZone} from '@angular/core/src/zone/ng_zone';
 import {async, fakeAsync, flushMicrotasks} from '@angular/core/testing';
 import {AsyncTestCompleter, Log, beforeEach, describe, expect, inject, it, xit} from '@angular/core/testing/testing_internal';
 import {browserDetection} from '@angular/platform-browser/testing/browser_util';
-import {isPresent, scheduleMicroTask} from '../../src/facade/lang';
+import {isPresent} from '../../src/facade/lang';
+import {scheduleMicroTask} from '../../src/util';
 
 const needsLongerTimers = browserDetection.isSlow || browserDetection.isEdge;
 const resultTimer = 1000;

modules/@angular/core/testing/component_fixture.ts

@@ -7,7 +7,6 @@
  */
 
 import {ChangeDetectorRef, ComponentRef, DebugElement, ElementRef, NgZone, getDebugNode} from '@angular/core';
-import {scheduleMicroTask} from './facade/lang';
 
 
 /**
@@ -186,3 +185,7 @@ export class ComponentFixture<T> {
     }
   }
 }
+
+function scheduleMicroTask(fn: Function) {
+  Zone.current.scheduleMicroTask('scheduleMicrotask', fn);
+}

modules/@angular/core/testing/testing_internal.ts

@@ -7,9 +7,9 @@
  */
 
 import {ɵisPromise as isPromise, ɵmerge as merge} from '@angular/core';
+import {global} from '@angular/core/src/util';
 
 import {AsyncTestCompleter} from './async_test_completer';
-import {global} from './facade/lang';
 import {getTestBed, inject} from './test_bed';
 
 export {AsyncTestCompleter} from './async_test_completer';

modules/@angular/facade/src/lang.ts

@@ -6,68 +6,11 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
-export interface BrowserNodeGlobal {
-  Object: typeof Object;
-  Array: typeof Array;
-  Map: typeof Map;
-  Set: typeof Set;
-  Date: DateConstructor;
-  RegExp: RegExpConstructor;
-  JSON: typeof JSON;
-  Math: any;  // typeof Math;
-  assert(condition: any): void;
-  Reflect: any;
-  getAngularTestability: Function;
-  getAllAngularTestabilities: Function;
-  getAllAngularRootElements: Function;
-  frameworkStabilizers: Array<Function>;
-  setTimeout: Function;
-  clearTimeout: Function;
-  setInterval: Function;
-  clearInterval: Function;
-  encodeURI: Function;
-}
-
-// TODO(jteplitz602): Load WorkerGlobalScope from lib.webworker.d.ts file #3492
-declare var WorkerGlobalScope: any /** TODO #9100 */;
-// CommonJS / Node have global context exposed as "global" variable.
-// We don't want to include the whole node.d.ts this this compilation unit so we'll just fake
-// the global "global" var for now.
-declare var global: any /** TODO #9100 */;
-
-let globalScope: BrowserNodeGlobal;
-if (typeof window === 'undefined') {
-  if (typeof WorkerGlobalScope !== 'undefined' && self instanceof WorkerGlobalScope) {
-    // TODO: Replace any with WorkerGlobalScope from lib.webworker.d.ts #3492
-    globalScope = <any>self;
-  } else {
-    globalScope = <any>global;
-  }
-} else {
-  globalScope = <any>window;
-}
-
-export function scheduleMicroTask(fn: Function) {
-  Zone.current.scheduleMicroTask('scheduleMicrotask', fn);
-}
-
-// Need to declare a new variable for global here since TypeScript
-// exports the original value of the symbol.
-const _global: BrowserNodeGlobal = globalScope;
-
-export {_global as global};
 
 export function getTypeNameForDebugging(type: any): string {
   return type['name'] || typeof type;
 }
 
-// TODO: remove calls to assert in production environment
-// Note: Can't just export this and import in in other files
-// as `assert` is a reserved keyword in Dart
-_global.assert = function assert(condition) {
-  // TODO: to be fixed properly via #2830, noop for now
-};
-
 export function isPresent(obj: any): boolean {
   return obj != null;
 }
@@ -150,28 +93,6 @@ export function setValueOnPath(global: any, path: string, value: any) {
   obj[parts.shift()] = value;
 }
 
-// When Symbol.iterator doesn't exist, retrieves the key used in es6-shim
-declare const Symbol: any;
-let _symbolIterator: any = null;
-export function getSymbolIterator(): string|symbol {
-  if (!_symbolIterator) {
-    if ((<any>globalScope).Symbol && Symbol.iterator) {
-      _symbolIterator = Symbol.iterator;
-    } else {
-      // es6-shim specific logic
-      const keys = Object.getOwnPropertyNames(Map.prototype);
-      for (let i = 0; i < keys.length; ++i) {
-        const key = keys[i];
-        if (key !== 'entries' && key !== 'size' &&
-            (Map as any).prototype[key] === Map.prototype['entries']) {
-          _symbolIterator = key;
-        }
-      }
-    }
-  }
-  return _symbolIterator;
-}
-
 export function isPrimitive(obj: any): boolean {
   return !isJsObject(obj);
 }

modules/@angular/platform-browser-dynamic/src/resource_loader/resource_loader_cache.ts

@@ -7,7 +7,7 @@
  */
 
 import {ResourceLoader} from '@angular/compiler';
-import {global} from '../facade/lang';
+import {ɵglobal as global} from '@angular/core';
 
 /**
  * An implementation of ResourceLoader that uses a template cache to avoid doing an actual

modules/@angular/platform-browser/src/browser/browser_adapter.ts

@@ -6,8 +6,9 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
+import {ɵglobal as global} from '@angular/core';
 import {setRootDomAdapter} from '../dom/dom_adapter';
-import {global, isBlank, isPresent, setValueOnPath} from '../facade/lang';
+import {isBlank, isPresent, setValueOnPath} from '../facade/lang';
 
 import {GenericBrowserDomAdapter} from './generic_browser_adapter';
 

modules/@angular/platform-browser/src/browser/testability.ts

@@ -6,16 +6,16 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
-import {GetTestability, Testability, TestabilityRegistry, setTestabilityGetter} from '@angular/core';
+import {GetTestability, Testability, TestabilityRegistry, setTestabilityGetter, ɵglobal as global} from '@angular/core';
 
 import {getDOM} from '../dom/dom_adapter';
-import {global, isPresent} from '../facade/lang';
+import {isPresent} from '../facade/lang';
 
 export class BrowserGetTestability implements GetTestability {
   static init() { setTestabilityGetter(new BrowserGetTestability()); }
 
   addToWindow(registry: TestabilityRegistry): void {
-    global.getAngularTestability = (elem: any, findInAncestors: boolean = true) => {
+    global['getAngularTestability'] = (elem: any, findInAncestors: boolean = true) => {
       const testability = registry.findTestabilityInTree(elem, findInAncestors);
       if (testability == null) {
         throw new Error('Could not find testability for element.');
@@ -23,12 +23,12 @@ export class BrowserGetTestability implements GetTestability {
       return testability;
     };
 
-    global.getAllAngularTestabilities = () => registry.getAllTestabilities();
+    global['getAllAngularTestabilities'] = () => registry.getAllTestabilities();
 
-    global.getAllAngularRootElements = () => registry.getAllRootElements();
+    global['getAllAngularRootElements'] = () => registry.getAllRootElements();
 
     const whenAllStable = (callback: any /** TODO #9100 */) => {
-      const testabilities = global.getAllAngularTestabilities();
+      const testabilities = global['getAllAngularTestabilities']();
       let count = testabilities.length;
       let didWork = false;
       const decrement = function(didWork_: any /** TODO #9100 */) {

modules/@angular/platform-browser/test/browser/tools/spies.ts

@@ -6,12 +6,10 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
-import {ReflectiveInjector} from '@angular/core';
+import {ReflectiveInjector, ɵglobal as global} from '@angular/core';
 import {ApplicationRef, ApplicationRef_} from '@angular/core/src/application_ref';
 import {SpyObject} from '@angular/core/testing/testing_internal';
 
-import {global} from '../../../src/facade/lang';
-
 export class SpyApplicationRef extends SpyObject {
   constructor() { super(ApplicationRef_); }
 }

modules/@angular/platform-browser/testing/browser_util.ts

@@ -6,11 +6,9 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
-import {NgZone} from '@angular/core';
+import {NgZone, ɵglobal as global} from '@angular/core';
 import {ɵgetDOM as getDOM} from '@angular/platform-browser';
 
-import {global} from './facade/lang';
-
 export let browserDetection: BrowserDetection;
 
 export class BrowserDetection {

modules/@angular/platform-browser/testing/matchers.ts

@@ -7,10 +7,9 @@
  */
 
 
+import {ɵglobal as global} from '@angular/core';
 import {ɵgetDOM as getDOM} from '@angular/platform-browser';
 
-import {global} from './facade/lang';
-
 
 
 /**

modules/@angular/platform-server/src/location.ts

@@ -11,7 +11,6 @@ import {Inject, Injectable, Optional} from '@angular/core';
 import {DOCUMENT, ɵgetDOM as getDOM} from '@angular/platform-browser';
 import {Subject} from 'rxjs/Subject';
 import * as url from 'url';
-import {scheduleMicroTask} from './facade/lang';
 import {INITIAL_CONFIG, PlatformConfig} from './tokens';
 
 
@@ -88,3 +87,7 @@ export class ServerPlatformLocation implements PlatformLocation {
 
   back(): void { throw new Error('Not implemented'); }
 }
+
+export function scheduleMicroTask(fn: Function) {
+  Zone.current.scheduleMicroTask('scheduleMicrotask', fn);
+}

modules/@angular/platform-server/src/parse5_adapter.ts

@@ -8,8 +8,9 @@
 
 const parse5 = require('parse5');
 
+import {ɵglobal as global} from '@angular/core';
 import {ɵDomAdapter as DomAdapter, ɵsetRootDomAdapter as setRootDomAdapter} from '@angular/platform-browser';
-import {isPresent, isBlank, global, setValueOnPath} from '../src/facade/lang';
+import {isPresent, isBlank, setValueOnPath} from '../src/facade/lang';
 import {SelectorMatcher, CssSelector} from '@angular/compiler';
 
 let treeAdapter: any;