import { AstBlock } from './ast-block';
import { UnionTypeNode } from 'typescript';
import { AstType } from './ast-type';
import { AstNode } from './ast-node';
export declare class AstUnionType implements AstNode {
    private block;
    node: UnionTypeNode;
    constructor(block: AstBlock, node: UnionTypeNode);
    get types(): Generator<AstType>;
    private getTypes;
}