import { InputValue, MinValue, MaxValue } from '../NumberInput.types';
export declare const defaultValueToNullIfEmpty: (value: InputValue, defaultValue: InputValue) => string | number;
export declare const defaultValueToNullIfInvalidNumber: (value: string | number) => null | number;
export declare const normalizeValues: (value: InputValue) => {
    numberValue: number | null;
    stringValue: string;
};
export declare const isInRange: ({ value, minValue, maxValue, }: {
    value: number;
    minValue: MinValue;
    maxValue: MaxValue;
}) => boolean;
export declare const validateValue: ({ value, minValue, maxValue, }: {
    value: InputValue;
    minValue: MinValue;
    maxValue: MaxValue;
}) => {
    hasError: boolean;
    validationType?: "outOfBoundsError" | "formatError";
};
export type DIRECTION = 'up' | 'down';
export declare const getClosestValue: (currentValue: number, options: Array<number>, direction: DIRECTION) => number;
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