import * as zjson from '../zjson';
import { DecodeStream } from '../decode-stream';
import { EncodeStream } from '../encode-stream';
import { Union } from '../values/union';
import { Type } from './types';
export declare class TypeUnion implements Type {
    types: Type[];
    kind: string;
    id?: number | string;
    constructor(types: Type[]);
    static stringify(types: Type[]): string;
    create(value: zjson.UnionValue, stream: DecodeStream): Union;
    serialize(stream: EncodeStream): zjson.NoId<zjson.UnionType>;
    toString(): string;
}