import { SelectRootProps, OptionData } from '../interface';
export type OptionInfoMap = Map<OptionData['value'], OptionData>;
export declare function flatChildren({ options, filterOption }: Pick<SelectRootProps, 'options' | 'filterOption'>, { inputValue, }: {
    inputValue: string;
}, { optionInfoMap, optionValueList, customNodeCount, isGroup, }?: {
    optionInfoMap?: OptionInfoMap;
    optionValueList?: Array<OptionData['value']>;
    customNodeCount?: number;
    isGroup?: boolean;
}): {
    childrenList: OptionData[];
    optionInfoMap: OptionInfoMap;
    optionValueList: (string | number)[];
};