import { EntityConstructor, IBasicI18NContract, UnnamedPartial } from "./base";
export declare const DIRECTIVE_DEFINE = "ambjs::pipe_define";
export declare function defineDirective(target: EntityConstructor<any>, metadata: IDirectiveContract): void;
export declare function resolveDirective(target: EntityConstructor<any>, defaults?: Partial<IDirectiveContract>): IDirectiveContract;
export interface IDirectiveContract extends IBasicI18NContract {
    name: string | null;
    displayName: string | null;
    dependencies: {
        [name: string]: string | string[];
    };
}
export declare function Directive(name: string): ClassDecorator;
export declare function Directive(params: UnnamedPartial<IDirectiveContract>): ClassDecorator;