import type { KeyOf, ValidationResult, ValidationRule } from '../types/common.js';
export declare function validate<T extends Record<string, unknown>>(source: T, rules: Array<ValidationRule<T>>): ValidationResult<T>;
export declare function validateField<T extends Record<string, unknown>>(value: unknown, rule: ValidationRule<T>, source?: T): boolean;
export declare function required<T extends Record<string, unknown>>(field: KeyOf<T>, message?: string): ValidationRule<T>;
export declare function minLength<T extends Record<string, unknown>>(field: KeyOf<T>, min: number, message?: string): ValidationRule<T>;
export declare function maxLength<T extends Record<string, unknown>>(field: KeyOf<T>, max: number, message?: string): ValidationRule<T>;
export declare function pattern<T extends Record<string, unknown>>(field: KeyOf<T>, matcher: RegExp, message?: string): ValidationRule<T>;
export declare function email<T extends Record<string, unknown>>(field: KeyOf<T>, message?: string): ValidationRule<T>;
export declare function customRule<T extends Record<string, unknown>>(field: KeyOf<T>, validator: (value: unknown, source: T) => boolean, message?: string): ValidationRule<T>;
export declare class ValidationUtils {
    static validate: typeof validate;
    static validateField: typeof validateField;
    static required: typeof required;
    static minLength: typeof minLength;
    static maxLength: typeof maxLength;
    static pattern: typeof pattern;
    static email: typeof email;
    static customRule: typeof customRule;
}
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