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event_source_parse | @langchain/core | LangChain Reference

Module●Since v1.0

utils/event_source_parse

import { ... } from "@langchain/core/utils/event_source_parse";

Functions

convertEventStreamToIterableReadableDataStream→ IterableReadableStream<any>

getBytes→ Promise<void>

Converts a ReadableStream into a callback pattern.

getLines→ (arr: Uint8Array, flush?: boolean) => void

Parses arbitary byte chunks into EventSource line buffers. Each line should be of the format "field: value" and ends with \r, \n, or \r\n.

getMessages→ (line: Uint8Array, fieldLength: number, flush?: boolean) => void

Parses line buffers into EventSourceMessages.

Interfaces

EventSourceMessage

Represents a message sent in an event stream https://developer.mozilla.org/en-US/docs/Web/API/Server-sent_events/Using_server-sent_events#Event_stream_format

Variables

variable

EventStreamContentType: "text/event-stream"

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