import { Type } from '../../facade/type';
import { DirectiveMetadata, ComponentMetadata, NgModuleMetadata } from '../directives/metadata_directives';
import { PipeMetadata } from '../pipes/metadata';
import { Provider } from './provider';
import { OpaqueToken } from './opaque_token';
import { InjectableMetadata, InjectMetadata } from './metadata';
export declare type ProviderLiteral = {
    provide: any;
    useClass?: Type;
    useValue?: any;
    useFactory?: Function;
    useExisting?: any;
    deps?: Object[];
    multi?: boolean;
};
export declare function isProviderLiteral(obj: any): obj is ProviderLiteral;
export declare function createProvider(obj: ProviderLiteral): Provider;
export declare function isOpaqueToken(obj: any): obj is OpaqueToken;
export declare function isDirectiveLike(annotation: any): annotation is DirectiveMetadata | ComponentMetadata;
export declare function isDirective(annotation: any): annotation is DirectiveMetadata;
export declare function isComponent(annotation: any): annotation is ComponentMetadata;
export declare function isService(annotation: any): annotation is InjectableMetadata;
export declare function isPipe(annotation: any): annotation is PipeMetadata;
export declare function isInjectMetadata(injectMeta: any): injectMeta is InjectMetadata;
export declare function isNgModule(annotation: any): annotation is NgModuleMetadata;