import { FieldValidator } from 'final-form';
export declare function makeRequired(label: string): FieldValidator<any>;
export declare function makeBooleanRequired(label: string): FieldValidator<any>;
export declare function makeMinimumLength(label: string, minimumLength: number): FieldValidator<any>;
export declare function makeMaximumLength(label: string, maximumLength: number): FieldValidator<any>;
export declare function makeMinValue(label: string, minValue: number): FieldValidator<any>;
export declare function makeMaxValue(label: string, maxValue: number): FieldValidator<any>;
export declare function makeNumber(label: string): FieldValidator<any>;
export declare function makeNumberFraction(label: string, fractionLength: number, fractionalNumberRegex: (fractionLength: number) => RegExp): FieldValidator<any>;