import { PSMOptions } from './password-strength-meter.types';
import * as i0 from "@angular/core";
export declare abstract class IPasswordStrengthMeterService {
    abstract score(password: string): number;
    abstract scoreWithFeedback(password: string): {
        score: number;
        feedback: {
            warning: string;
            suggestions: string[];
        };
    };
}
export declare const DEFAULT_CONFIG: PSMOptions;
export declare class PasswordStrengthMeterService extends IPasswordStrengthMeterService {
    constructor(options: PSMOptions);
    /**
     *  this will return the password strength score in number
     *  0 - too guessable
     *  1 - very guessable
     *  2 - somewhat guessable
     *  3 - safely unguessable
     *  4 - very unguessable
     *
     *  @param password - Password
     */
    score(password: any): number;
    /**
     * this will return the password strength score with feedback messages
     * return type { score: number; feedback: { suggestions: string[]; warning: string } }
     *
     * @param password - Password
     */
    scoreWithFeedback(password: any): {
        score: number;
        feedback: {
            suggestions: string[];
            warning: string;
        };
    };
    static ɵfac: i0.ɵɵFactoryDeclaration<PasswordStrengthMeterService, [{ optional: true; }]>;
    static ɵprov: i0.ɵɵInjectableDeclaration<PasswordStrengthMeterService>;
}