export declare type AllowedCharaters = "numbers" | "uppercase" | "lowercase" | "symbols";
export declare type AllowedCharatersList = AllowedCharaters | Array<AllowedCharaters>;
export declare class CharacterList {
    characters: string[];
    constructor(allowedCharacters?: AllowedCharatersList, custom?: string);
    static generateCode(loopString: string): Generator<string, void, unknown>;
    shuffle(): string;
    static toCharacters(value: string, allowDuplicates?: boolean): string[];
}