import { PrepareContext, RequiredConfig, Rule, ToStringContext } from "../config";
declare function isString(data: unknown): data is String;
export declare class MinimumStringRule implements Rule<String> {
    test: typeof isString;
    toString(this: this, data: String, __config: RequiredConfig, __context: ToStringContext): string;
}
export declare class LesserStringRule implements Rule<String> {
    test: typeof isString;
    toString(this: this, data: String, __config: RequiredConfig, __context: ToStringContext): string;
}
export declare class MajorStringRule implements Rule<String> {
    test: typeof isString;
    prepare(this: this, data: String, config: RequiredConfig, context: PrepareContext): void;
    toString(this: this, data: String, config: RequiredConfig, context: ToStringContext): string;
}
export declare class MaximumStringRule implements Rule<String> {
    test: typeof isString;
    prepare(this: this, data: String, config: RequiredConfig, context: PrepareContext): void;
    toString(this: this, data: String, config: RequiredConfig, context: ToStringContext): string;
}
export {};