import { FormControl } from '@angular/forms';
import { ValidatorFn } from '@angular/forms';
export interface ValidationResult {
    [key: string]: boolean;
}
export declare class FieldValidator {
    static email(control: FormControl): ValidationResult;
    static phone(control: FormControl): ValidationResult;
    static longEnough(min: number, max: number): ValidatorFn;
    static number(control: FormControl): ValidationResult;
    static upper(control: FormControl): ValidationResult;
    static lower(control: FormControl): ValidationResult;
    static char(control: FormControl): ValidationResult;
    static sixDigits(control: FormControl): ValidationResult;
    static custom(regexp: RegExp): ValidatorFn;
}