import { KeyboardEvent } from 'react';
import { InputNumberValue, InputNumberCountDirection } from './types';
export declare const isValidValue: (value?: InputNumberValue) => boolean;
export declare const isInputInvalid: (event: KeyboardEvent<HTMLInputElement>) => boolean;
export declare const getValue: ({ value, step, min, max, countDirection, }: {
    value?: InputNumberValue | undefined;
    countDirection: InputNumberCountDirection;
    min: number;
    max: number;
    step: number;
}) => InputNumberValue;