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langsmith

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Client library to connect to the LangSmith Observability and Evaluation Platform.

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/** * This module provides internal shims and utility functions for environments where certain Node.js or global types may not be available. * * These are used to ensure we can provide a consistent behaviour between different JavaScript environments and good error * messages in cases where an environment isn't fully supported. */ import type { Fetch } from './builtin-types.js'; import type { ReadableStream } from './shim-types.js'; export declare function getDefaultFetch(): Fetch; type ReadableStreamArgs = ConstructorParameters<typeof ReadableStream>; export declare function makeReadableStream(...args: ReadableStreamArgs): ReadableStream; export declare function ReadableStreamFrom<T>(iterable: Iterable<T> | AsyncIterable<T>): ReadableStream<T>; /** * Most browsers don't yet have async iterable support for ReadableStream, * and Node has a very different way of reading bytes from its "ReadableStream". * * This polyfill was pulled from https://github.com/MattiasBuelens/web-streams-polyfill/pull/122#issuecomment-1627354490 */ export declare function ReadableStreamToAsyncIterable<T>(stream: any): AsyncIterableIterator<T>; /** * Cancels a ReadableStream we don't need to consume. * See https://undici.nodejs.org/#/?id=garbage-collection */ export declare function CancelReadableStream(stream: any): Promise<void>; export {};