export declare type Constructor<T = unknown> = new (...args: any[]) => T;
export declare type NoArgConstructor<T> = new () => T;
export declare type SourceType<T> = {
    [P in keyof T]?: T[P] | unknown;
};
export declare type FactoryFunction<T> = (source?: SourceType<T>, context?: string) => T;
export declare type ClassWithFactory<T> = NoArgConstructor<T> & {
    factory: FactoryFunction<T>;
};
export declare type ToPlainFunction<T> = (source: T, context?: string) => Record<string, unknown>;
export declare type ClassWithToPlain<T> = NoArgConstructor<T> & {
    toPlain: ToPlainFunction<T>;
};
export declare type DataObjectClass<T> = ClassWithFactory<T> & ClassWithToPlain<T>;
export declare const TYPE_ATTRIBUTE_NAME = "__type";