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API / @angular/core

ResolvedReflectiveProvider

An internal resolved representation of a Provider used by the Injector.

interface ResolvedReflectiveProvider { key: ReflectiveKey resolvedFactories: ResolvedReflectiveFactory[] multiProvider: boolean }

属性

属性名类型说明
key

A key, usually a Type<any>.

resolvedFactories

Factory function which can return an instance of an object represented by a key.

multiProvider

Indicates if the provider is a multi-provider or a regular provider.

使用说明

This is usually created automatically by Injector.resolveAndCreate.

It can be created manually, as follows:

Example

var resolvedProviders = Injector.resolve([{ provide: 'message', useValue: 'Hello' }]); var injector = Injector.fromResolvedProviders(resolvedProviders); expect(injector.get('message')).toEqual('Hello');