import ts from 'typescript';
import { Types } from '../../constants';
import { ScriptBuilder } from '../../sb';
import { VisitOptions } from '../../types';
import { Helper } from '../Helper';
export declare abstract class WrapHelper extends Helper {
    protected readonly length: number;
    protected abstract readonly type: Types;
    emit(sb: ScriptBuilder, node: ts.Node, options: VisitOptions): void;
}