@ydbjs/topic/dist/reader/_read.d.ts

YDB Topics client for publish-subscribe messaging. Provides at-least-once delivery, exactly-once publishing, FIFO guarantees, and scalable message processing for unstructured data.

import { TopicMessage } from '../message.js';
import type { TopicPartitionSession } from '../partition-session.js';
import type { CodecMap } from '../codec.js';
import type { AsyncPriorityQueue } from '../queue.js';
import type { StreamReadMessage_FromClient, StreamReadMessage_ReadResponse } from '@ydbjs/api/topic';
export declare let _read: (ctx: {
    readonly disposed: boolean;
    readonly controller: AbortController;
    readonly buffer: StreamReadMessage_ReadResponse[];
    readonly partitionSessions: Map<bigint, TopicPartitionSession>;
    readonly codecs: CodecMap;
    readonly outgoingQueue: AsyncPriorityQueue<StreamReadMessage_FromClient>;
    readonly maxBufferSize: bigint;
    readonly freeBufferSize: bigint;
    readonly readOffsets?: Map<bigint, {
        firstOffset: bigint;
        lastOffset: bigint;
    }>;
    readonly updateFreeBufferSize: (releasedBytes: bigint) => void;
}, options?: {
    limit?: number;
    waitMs?: number;
    signal?: AbortSignal;
}) => AsyncIterable<TopicMessage[]>;
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