import type { DiscoveryConsumer } from "../types.js";
export declare const JSON_CONSUMER_ID = "discovery:json-consumer";
export declare const JSON_CONSUMER_VERSION = "1.0.0";
export interface JsonConsumerContext {
    /** Projection type keys to include. If omitted, all projections are included. */
    includeProjections?: string[];
    /** Pretty-print the JSON output with two-space indentation. */
    pretty?: boolean;
}
/**
 * Create a JSON serialization consumer.
 *
 * The output is deterministic: object keys are sorted, arrays are
 * preserved, and whitespace is controlled by the context.
 */
export declare function createJsonConsumer(): DiscoveryConsumer<JsonConsumerContext, string>;