import { BaseValidator } from "./core.js";
export declare class StringValidator extends BaseValidator<string> {
    min(len: number, msg?: string): this;
    max(len: number, msg?: string): this;
    /**
     * Validates email format using a more comprehensive regex pattern.
     */
    email(msg?: string): this;
}
export declare class NumberValidator extends BaseValidator<number> {
    min(n: number, msg?: string): this;
    max(n: number, msg?: string): this;
}
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