import { InjectionToken } from '@angular/core';
import { MetadataStateManager, PackageSource } from '../interfaces';
/**
 * Injection token used for injecting class that allows working with state of metadata
 */
export declare const METADATA_STATE_MANAGER: InjectionToken<MetadataStateManager>;
/**
 * Injection token used for injecting package sources
 */
export declare const PACKAGE_SOURCES: InjectionToken<PackageSource[]>;
/**
 * Injection token used for injecting current scope id
 */
export declare const SCOPE_ID: InjectionToken<string>;
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