import { Union } from './types';
export declare class AccessControl<T, R, P, C = unknown> {
    #private;
    constructor(roles: Union<T, R, P, C>);
    can(role: keyof T, action: keyof P, resource: keyof R): boolean;
    getRoles(role: keyof T, action: keyof P, resource: keyof R): any;
    validate(role: keyof T, action: keyof P, resource: keyof R): (args: unknown, context: C) => Promise<boolean>;
    filter(role: keyof T, action: keyof P, resource: keyof R): <T_1>(res: T_1 | Promise<T_1>) => Promise<T_1>;
}
export * from './types';