import { InjectionToken, MappedInjectionToken } from '@dandi/core/types';
export declare function isMappedInjectionToken(obj: any): obj is MappedInjectionToken<any, any>;
export declare function isInjectionToken<T>(obj: any): obj is InjectionToken<T>;
export declare function getTokenString(token: InjectionToken<any> | Function): string;
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