import type { RedactionCategory } from './patterns';
import type { BuiltGuardrail, PiiDetectionType } from '../../types';
export declare const DEFAULT_PLACEHOLDER = "[REDACTED]";
export interface RedactionOptions {
    secrets?: boolean;
    detect?: readonly PiiDetectionType[];
    placeholder?: string;
    preserveUrlStructure?: boolean;
    redactSensitiveKeys?: boolean;
}
export interface RedactionResult {
    text: string;
    matches: Array<{
        category: RedactionCategory;
    }>;
}
export declare function redactionOptionsFromGuardrail(guardrail: BuiltGuardrail): RedactionOptions;
export declare function redactText(input: string, opts?: RedactionOptions): RedactionResult;
export declare function findMatchRanges(input: string, opts?: RedactionOptions): Array<[number, number]>;
export interface DeepRedactionResult {
    value: unknown;
    matches: Array<{
        category: RedactionCategory;
    }>;
}
export declare function redactDeep(value: unknown, opts?: RedactionOptions, depth?: number): DeepRedactionResult;