import type { Registry } from './index.js';
import type { Policy } from './types.js';
/**
 * Create a TransformStream that processes text chunks for PII redaction
 * while preserving binary chunks unchanged
 */
export declare function createRedactionTransform(registry: Registry, options?: {
    window?: number;
    policy?: Policy;
}): TransformStream<Uint8Array<ArrayBufferLike>, Uint8Array<ArrayBufferLike>>;
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