import { type ZodType } from 'zod';
import type { PiiDetectionType } from '../../types';
export type RedactionCategory = 'secret' | PiiDetectionType;
export interface RedactionPattern {
    readonly category: RedactionCategory;
    readonly regex: RegExp;
    readonly validate?: (match: string) => boolean;
}
export declare function passesLuhn(candidate: string): boolean;
export declare function zodGuard(schema: ZodType, normalize?: (match: string) => string): (match: string) => boolean;
export declare function passesIbanChecksum(candidate: string): boolean;
export declare const SUPPORTED_PII_CATEGORIES: PiiDetectionType[];
export declare function resolvePatterns(opts: {
    secrets: boolean;
    detect: readonly PiiDetectionType[];
}): RedactionPattern[];