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docs: update examples to use correct `Injector.create()` overload (#42006) 

The `Injector.create(providers, ...)` overload has been deprecated.
The examples now use the `Injector.create(options)` overload.

PR Close #42006
This commit is contained in:
MrJithil 2021-05-09 11:36:54 +05:30 committed by atscott
parent e86a1d3441
commit fc1bc0e0e8
1 changed files with 37 additions and 26 deletions
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63
packages/examples/core/di/ts/provider_spec.ts
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@ -30,7 +30,7 @@ import {Injectable, InjectionToken, Injector, Optional, ReflectiveInjector} from
describe('ValueProvider', () => {
it('works', () => {
// #docregion ValueProvider
const injector = Injector.create([{provide: String, useValue: 'Hello'}]);
const injector = Injector.create({providers: [{provide: String, useValue: 'Hello'}]});
expect(injector.get(String)).toEqual('Hello');
// #enddocregion
@ -41,10 +41,12 @@ import {Injectable, InjectionToken, Injector, Optional, ReflectiveInjector} from
it('works', () => {
// #docregion MultiProviderAspect
const locale = new InjectionToken<string[]>('locale');
const injector = Injector.create([
{provide: locale, multi: true, useValue: 'en'},
{provide: locale, multi: true, useValue: 'sk'},
]);
const injector = Injector.create({
providers: [
{provide: locale, multi: true, useValue: 'en'},
{provide: locale, multi: true, useValue: 'sk'},
]
});
const locales: string[] = injector.get(locale);
expect(locales).toEqual(['en', 'sk']);
@ -102,7 +104,8 @@ import {Injectable, InjectionToken, Injector, Optional, ReflectiveInjector} from
name = 'square';
}
const injector = Injector.create([{provide: Shape, useClass: Square, deps: []}]);
const injector =
Injector.create({providers: [{provide: Shape, useClass: Square, deps: []}]});
const shape: Shape = injector.get(Shape);
expect(shape.name).toEqual('square');
@ -120,10 +123,12 @@ import {Injectable, InjectionToken, Injector, Optional, ReflectiveInjector} from
salutation = 'Greetings';
}
const injector = Injector.create([
{provide: FormalGreeting, useClass: FormalGreeting, deps: []},
{provide: Greeting, useClass: FormalGreeting, deps: []}
]);
const injector = Injector.create({
providers: [
{provide: FormalGreeting, useClass: FormalGreeting, deps: []},
{provide: Greeting, useClass: FormalGreeting, deps: []}
]
});
// The injector returns different instances.
// See: {provide: ?, useExisting: ?} if you want the same instance.
@ -159,9 +164,11 @@ import {Injectable, InjectionToken, Injector, Optional, ReflectiveInjector} from
salutation = 'Greetings';
}
const injector = Injector.create([
{provide: FormalGreeting, deps: []}, {provide: Greeting, useExisting: FormalGreeting}
]);
const injector = Injector.create({
providers: [
{provide: FormalGreeting, deps: []}, {provide: Greeting, useExisting: FormalGreeting}
]
});
expect(injector.get(Greeting).salutation).toEqual('Greetings');
expect(injector.get(FormalGreeting).salutation).toEqual('Greetings');
@ -176,13 +183,15 @@ import {Injectable, InjectionToken, Injector, Optional, ReflectiveInjector} from
const Location = new InjectionToken('location');
const Hash = new InjectionToken('hash');
const injector = Injector.create([
{provide: Location, useValue: 'https://angular.io/#someLocation'}, {
provide: Hash,
useFactory: (location: string) => location.split('#')[1],
deps: [Location]
}
]);
const injector = Injector.create({
providers: [
{provide: Location, useValue: 'https://angular.io/#someLocation'}, {
provide: Hash,
useFactory: (location: string) => location.split('#')[1],
deps: [Location]
}
]
});
expect(injector.get(Hash)).toEqual('someLocation');
// #enddocregion
@ -193,12 +202,14 @@ import {Injectable, InjectionToken, Injector, Optional, ReflectiveInjector} from
const Location = new InjectionToken('location');
const Hash = new InjectionToken('hash');
const injector = Injector.create([{
provide: Hash,
useFactory: (location: string) => `Hash for: ${location}`,
// use a nested array to define metadata for dependencies.
deps: [[new Optional(), Location]]
}]);
const injector = Injector.create({
providers: [{
provide: Hash,
useFactory: (location: string) => `Hash for: ${location}`,
// use a nested array to define metadata for dependencies.
deps: [[new Optional(), Location]]
}]
});
expect(injector.get(Hash)).toEqual('Hash for: null');
// #enddocregion