langsmith
Version:
Client library to connect to the LangSmith Observability and Evaluation Platform.
759 lines (758 loc) • 33.3 kB
JavaScript
"use strict";
// @ts-nocheck
// File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
var __classPrivateFieldSet = (this && this.__classPrivateFieldSet) || function (receiver, state, value, kind, f) {
if (kind === "m") throw new TypeError("Private method is not writable");
if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a setter");
if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot write private member to an object whose class did not declare it");
return (kind === "a" ? f.call(receiver, value) : f ? f.value = value : state.set(receiver, value)), value;
};
var __classPrivateFieldGet = (this && this.__classPrivateFieldGet) || function (receiver, state, kind, f) {
if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a getter");
if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot read private member from an object whose class did not declare it");
return kind === "m" ? f : kind === "a" ? f.call(receiver) : f ? f.value : state.get(receiver);
};
var _Langsmith_instances, _a, _Langsmith_encoder, _Langsmith_baseURLOverridden;
Object.defineProperty(exports, "__esModule", { value: true });
exports.Langsmith = void 0;
const uuid_js_1 = require("./internal/utils/uuid.cjs");
const values_js_1 = require("./internal/utils/values.cjs");
const sleep_js_1 = require("./internal/utils/sleep.cjs");
const errors_js_1 = require("./internal/errors.cjs");
const detect_platform_js_1 = require("./internal/detect-platform.cjs");
const Shims = __importStar(require("./internal/shims.cjs"));
const Opts = __importStar(require("./internal/request-options.cjs"));
const query_js_1 = require("./internal/utils/query.cjs");
const version_js_1 = require("./version.cjs");
const Errors = __importStar(require("./core/error.cjs"));
const Pagination = __importStar(require("./core/pagination.cjs"));
const Uploads = __importStar(require("./core/uploads.cjs"));
const API = __importStar(require("./resources/index.cjs"));
const api_promise_js_1 = require("./core/api-promise.cjs");
const info_js_1 = require("./resources/info.cjs");
const issues_js_1 = require("./resources/issues.cjs");
const online_evaluators_js_1 = require("./resources/online-evaluators.cjs");
const runs_js_1 = require("./resources/runs.cjs");
const threads_js_1 = require("./resources/threads.cjs");
const traces_js_1 = require("./resources/traces.cjs");
const datasets_js_1 = require("./resources/datasets/datasets.cjs");
const sandboxes_js_1 = require("./resources/sandboxes/sandboxes.cjs");
const headers_js_1 = require("./internal/headers.cjs");
const env_js_1 = require("./internal/utils/env.cjs");
const log_js_1 = require("./internal/utils/log.cjs");
const values_js_2 = require("./internal/utils/values.cjs");
/**
* API Client for interfacing with the LangChain API.
*/
class Langsmith {
/**
* API Client for interfacing with the LangChain API.
*
* @param {string | null | undefined} [opts.apiKey=process.env['LANGSMITH_API_KEY'] ?? null]
* @param {string | null | undefined} [opts.tenantID=process.env['LANGSMITH_TENANT_ID'] ?? null]
* @param {string} [opts.baseURL=process.env['LANGCHAIN_BASE_URL'] ?? https://api.smith.langchain.com/] - Override the default base URL for the API.
* @param {number} [opts.timeout=1.5 minutes] - The maximum amount of time (in milliseconds) the client will wait for a response before timing out.
* @param {MergedRequestInit} [opts.fetchOptions] - Additional `RequestInit` options to be passed to `fetch` calls.
* @param {Fetch} [opts.fetch] - Specify a custom `fetch` function implementation.
* @param {number} [opts.maxRetries=2] - The maximum number of times the client will retry a request.
* @param {HeadersLike} opts.defaultHeaders - Default headers to include with every request to the API.
* @param {Record<string, string | undefined>} opts.defaultQuery - Default query parameters to include with every request to the API.
*/
constructor({ baseURL = (0, env_js_1.readEnv)('LANGCHAIN_BASE_URL'), apiKey = (0, env_js_1.readEnv)('LANGSMITH_API_KEY') ?? null, tenantID = (0, env_js_1.readEnv)('LANGSMITH_TENANT_ID') ?? null, ...opts } = {}) {
_Langsmith_instances.add(this);
Object.defineProperty(this, "apiKey", {
enumerable: true,
configurable: true,
writable: true,
value: void 0
});
Object.defineProperty(this, "tenantID", {
enumerable: true,
configurable: true,
writable: true,
value: void 0
});
Object.defineProperty(this, "baseURL", {
enumerable: true,
configurable: true,
writable: true,
value: void 0
});
Object.defineProperty(this, "maxRetries", {
enumerable: true,
configurable: true,
writable: true,
value: void 0
});
Object.defineProperty(this, "timeout", {
enumerable: true,
configurable: true,
writable: true,
value: void 0
});
Object.defineProperty(this, "logger", {
enumerable: true,
configurable: true,
writable: true,
value: void 0
});
Object.defineProperty(this, "logLevel", {
enumerable: true,
configurable: true,
writable: true,
value: void 0
});
Object.defineProperty(this, "fetchOptions", {
enumerable: true,
configurable: true,
writable: true,
value: void 0
});
Object.defineProperty(this, "fetch", {
enumerable: true,
configurable: true,
writable: true,
value: void 0
});
_Langsmith_encoder.set(this, void 0);
Object.defineProperty(this, "idempotencyHeader", {
enumerable: true,
configurable: true,
writable: true,
value: void 0
});
Object.defineProperty(this, "_options", {
enumerable: true,
configurable: true,
writable: true,
value: void 0
});
Object.defineProperty(this, "datasets", {
enumerable: true,
configurable: true,
writable: true,
value: new API.Datasets(this)
});
Object.defineProperty(this, "runs", {
enumerable: true,
configurable: true,
writable: true,
value: new API.Runs(this)
});
Object.defineProperty(this, "threads", {
enumerable: true,
configurable: true,
writable: true,
value: new API.Threads(this)
});
Object.defineProperty(this, "traces", {
enumerable: true,
configurable: true,
writable: true,
value: new API.Traces(this)
});
Object.defineProperty(this, "onlineEvaluators", {
enumerable: true,
configurable: true,
writable: true,
value: new API.OnlineEvaluators(this)
});
Object.defineProperty(this, "info", {
enumerable: true,
configurable: true,
writable: true,
value: new API.Info(this)
});
Object.defineProperty(this, "issues", {
enumerable: true,
configurable: true,
writable: true,
value: new API.Issues(this)
});
Object.defineProperty(this, "sandboxes", {
enumerable: true,
configurable: true,
writable: true,
value: new API.Sandboxes(this)
});
const options = {
apiKey,
tenantID,
...opts,
baseURL: baseURL || `https://api.smith.langchain.com/`,
};
this.baseURL = options.baseURL;
this.timeout = options.timeout ?? _a.DEFAULT_TIMEOUT /* 1.5 minutes */;
this.logger = options.logger ?? console;
const defaultLogLevel = 'warn';
// Set default logLevel early so that we can log a warning in parseLogLevel.
this.logLevel = defaultLogLevel;
this.logLevel =
(0, log_js_1.parseLogLevel)(options.logLevel, 'ClientOptions.logLevel', this) ??
(0, log_js_1.parseLogLevel)((0, env_js_1.readEnv)('LANGCHAIN_LOG'), "process.env['LANGCHAIN_LOG']", this) ??
defaultLogLevel;
this.fetchOptions = options.fetchOptions;
this.maxRetries = options.maxRetries ?? 2;
this.fetch = options.fetch ?? Shims.getDefaultFetch();
__classPrivateFieldSet(this, _Langsmith_encoder, Opts.FallbackEncoder, "f");
const customHeadersEnv = (0, env_js_1.readEnv)('LANGCHAIN_CUSTOM_HEADERS');
if (customHeadersEnv) {
const parsed = {};
for (const line of customHeadersEnv.split('\n')) {
const colon = line.indexOf(':');
if (colon >= 0) {
parsed[line.substring(0, colon).trim()] = line.substring(colon + 1).trim();
}
}
options.defaultHeaders = { ...parsed, ...options.defaultHeaders };
}
this._options = options;
this.apiKey = apiKey;
this.tenantID = tenantID;
}
/**
* Create a new client instance re-using the same options given to the current client with optional overriding.
*/
withOptions(options) {
const client = new this.constructor({
...this._options,
baseURL: this.baseURL,
maxRetries: this.maxRetries,
timeout: this.timeout,
logger: this.logger,
logLevel: this.logLevel,
fetch: this.fetch,
fetchOptions: this.fetchOptions,
apiKey: this.apiKey,
tenantID: this.tenantID,
...options,
});
return client;
}
defaultQuery() {
return this._options.defaultQuery;
}
validateHeaders({ values, nulls }) {
if (this.apiKey && values.get('x-api-key')) {
return;
}
if (nulls.has('x-api-key')) {
return;
}
if (this.tenantID && values.get('x-tenant-id')) {
return;
}
if (nulls.has('x-tenant-id')) {
return;
}
throw new Error('Could not resolve authentication method. Expected either apiKey or tenantID to be set. Or for one of the "X-API-Key" or "X-Tenant-Id" headers to be explicitly omitted');
}
async authHeaders(opts) {
return (0, headers_js_1.buildHeaders)([await this.apiKeyAuth(opts), await this.tenantIDAuth(opts)]);
}
async apiKeyAuth(opts) {
if (this.apiKey == null) {
return undefined;
}
return (0, headers_js_1.buildHeaders)([{ 'X-API-Key': this.apiKey }]);
}
async tenantIDAuth(opts) {
if (this.tenantID == null) {
return undefined;
}
return (0, headers_js_1.buildHeaders)([{ 'X-Tenant-Id': this.tenantID }]);
}
stringifyQuery(query) {
return (0, query_js_1.stringifyQuery)(query);
}
getUserAgent() {
return `${this.constructor.name}/JS ${version_js_1.VERSION}`;
}
defaultIdempotencyKey() {
return `stainless-node-retry-${(0, uuid_js_1.uuid4)()}`;
}
makeStatusError(status, error, message, headers) {
return Errors.APIError.generate(status, error, message, headers);
}
buildURL(path, query, defaultBaseURL) {
const baseURL = (!__classPrivateFieldGet(this, _Langsmith_instances, "m", _Langsmith_baseURLOverridden).call(this) && defaultBaseURL) || this.baseURL;
const url = (0, values_js_1.isAbsoluteURL)(path) ?
new URL(path)
: new URL(baseURL + (baseURL.endsWith('/') && path.startsWith('/') ? path.slice(1) : path));
const defaultQuery = this.defaultQuery();
const pathQuery = Object.fromEntries(url.searchParams);
if (!(0, values_js_2.isEmptyObj)(defaultQuery) || !(0, values_js_2.isEmptyObj)(pathQuery)) {
query = { ...pathQuery, ...defaultQuery, ...query };
}
if (typeof query === 'object' && query && !Array.isArray(query)) {
url.search = this.stringifyQuery(query);
}
return url.toString();
}
/**
* Used as a callback for mutating the given `FinalRequestOptions` object.
*/
async prepareOptions(options) { }
/**
* Used as a callback for mutating the given `RequestInit` object.
*
* This is useful for cases where you want to add certain headers based off of
* the request properties, e.g. `method` or `url`.
*/
async prepareRequest(request, { url, options }) { }
get(path, opts) {
return this.methodRequest('get', path, opts);
}
post(path, opts) {
return this.methodRequest('post', path, opts);
}
patch(path, opts) {
return this.methodRequest('patch', path, opts);
}
put(path, opts) {
return this.methodRequest('put', path, opts);
}
delete(path, opts) {
return this.methodRequest('delete', path, opts);
}
methodRequest(method, path, opts) {
return this.request(Promise.resolve(opts).then((opts) => {
return { method, path, ...opts };
}));
}
request(options, remainingRetries = null) {
return new api_promise_js_1.APIPromise(this, this.makeRequest(options, remainingRetries, undefined));
}
async makeRequest(optionsInput, retriesRemaining, retryOfRequestLogID) {
const options = await optionsInput;
const maxRetries = options.maxRetries ?? this.maxRetries;
if (retriesRemaining == null) {
retriesRemaining = maxRetries;
}
await this.prepareOptions(options);
const { req, url, timeout } = await this.buildRequest(options, {
retryCount: maxRetries - retriesRemaining,
});
await this.prepareRequest(req, { url, options });
/** Not an API request ID, just for correlating local log entries. */
const requestLogID = 'log_' + ((Math.random() * (1 << 24)) | 0).toString(16).padStart(6, '0');
const retryLogStr = retryOfRequestLogID === undefined ? '' : `, retryOf: ${retryOfRequestLogID}`;
const startTime = Date.now();
(0, log_js_1.loggerFor)(this).debug(`[${requestLogID}] sending request`, (0, log_js_1.formatRequestDetails)({
retryOfRequestLogID,
method: options.method,
url,
options,
headers: req.headers,
}));
if (options.signal?.aborted) {
throw new Errors.APIUserAbortError();
}
const controller = new AbortController();
const response = await this.fetchWithTimeout(url, req, timeout, controller).catch(errors_js_1.castToError);
const headersTime = Date.now();
if (response instanceof globalThis.Error) {
const retryMessage = `retrying, ${retriesRemaining} attempts remaining`;
if (options.signal?.aborted) {
throw new Errors.APIUserAbortError();
}
// detect native connection timeout errors
// deno throws "TypeError: error sending request for url (https://example/): client error (Connect): tcp connect error: Operation timed out (os error 60): Operation timed out (os error 60)"
// undici throws "TypeError: fetch failed" with cause "ConnectTimeoutError: Connect Timeout Error (attempted address: example:443, timeout: 1ms)"
// others do not provide enough information to distinguish timeouts from other connection errors
const isTimeout = (0, errors_js_1.isAbortError)(response) ||
/timed? ?out/i.test(String(response) + ('cause' in response ? String(response.cause) : ''));
if (retriesRemaining) {
(0, log_js_1.loggerFor)(this).info(`[${requestLogID}] connection ${isTimeout ? 'timed out' : 'failed'} - ${retryMessage}`);
(0, log_js_1.loggerFor)(this).debug(`[${requestLogID}] connection ${isTimeout ? 'timed out' : 'failed'} (${retryMessage})`, (0, log_js_1.formatRequestDetails)({
retryOfRequestLogID,
url,
durationMs: headersTime - startTime,
message: response.message,
}));
return this.retryRequest(options, retriesRemaining, retryOfRequestLogID ?? requestLogID);
}
(0, log_js_1.loggerFor)(this).info(`[${requestLogID}] connection ${isTimeout ? 'timed out' : 'failed'} - error; no more retries left`);
(0, log_js_1.loggerFor)(this).debug(`[${requestLogID}] connection ${isTimeout ? 'timed out' : 'failed'} (error; no more retries left)`, (0, log_js_1.formatRequestDetails)({
retryOfRequestLogID,
url,
durationMs: headersTime - startTime,
message: response.message,
}));
if (isTimeout) {
throw new Errors.APIConnectionTimeoutError();
}
throw new Errors.APIConnectionError({ cause: response });
}
const responseInfo = `[${requestLogID}${retryLogStr}] ${req.method} ${url} ${response.ok ? 'succeeded' : 'failed'} with status ${response.status} in ${headersTime - startTime}ms`;
if (!response.ok) {
const shouldRetry = await this.shouldRetry(response);
if (retriesRemaining && shouldRetry) {
const retryMessage = `retrying, ${retriesRemaining} attempts remaining`;
// We don't need the body of this response.
await Shims.CancelReadableStream(response.body);
(0, log_js_1.loggerFor)(this).info(`${responseInfo} - ${retryMessage}`);
(0, log_js_1.loggerFor)(this).debug(`[${requestLogID}] response error (${retryMessage})`, (0, log_js_1.formatRequestDetails)({
retryOfRequestLogID,
url: response.url,
status: response.status,
headers: response.headers,
durationMs: headersTime - startTime,
}));
return this.retryRequest(options, retriesRemaining, retryOfRequestLogID ?? requestLogID, response.headers);
}
const retryMessage = shouldRetry ? `error; no more retries left` : `error; not retryable`;
(0, log_js_1.loggerFor)(this).info(`${responseInfo} - ${retryMessage}`);
const errText = await response.text().catch((err) => (0, errors_js_1.castToError)(err).message);
const errJSON = (0, values_js_1.safeJSON)(errText);
const errMessage = errJSON ? undefined : errText;
(0, log_js_1.loggerFor)(this).debug(`[${requestLogID}] response error (${retryMessage})`, (0, log_js_1.formatRequestDetails)({
retryOfRequestLogID,
url: response.url,
status: response.status,
headers: response.headers,
message: errMessage,
durationMs: Date.now() - startTime,
}));
const err = this.makeStatusError(response.status, errJSON, errMessage, response.headers);
throw err;
}
(0, log_js_1.loggerFor)(this).info(responseInfo);
(0, log_js_1.loggerFor)(this).debug(`[${requestLogID}] response start`, (0, log_js_1.formatRequestDetails)({
retryOfRequestLogID,
url: response.url,
status: response.status,
headers: response.headers,
durationMs: headersTime - startTime,
}));
return { response, options, controller, requestLogID, retryOfRequestLogID, startTime };
}
getAPIList(path, Page, opts) {
return this.requestAPIList(Page, opts && 'then' in opts ?
opts.then((opts) => ({ method: 'get', path, ...opts }))
: { method: 'get', path, ...opts });
}
requestAPIList(Page, options) {
const request = this.makeRequest(options, null, undefined);
return new Pagination.PagePromise(this, request, Page);
}
async fetchWithTimeout(url, init, ms, controller) {
const { signal, method, ...options } = init || {};
const abort = this._makeAbort(controller);
if (signal)
signal.addEventListener('abort', abort, { once: true });
const timeout = setTimeout(abort, ms);
const isReadableBody = (globalThis.ReadableStream && options.body instanceof globalThis.ReadableStream) ||
(typeof options.body === 'object' && options.body !== null && Symbol.asyncIterator in options.body);
const fetchOptions = {
signal: controller.signal,
...(isReadableBody ? { duplex: 'half' } : {}),
method: 'GET',
...options,
};
if (method) {
// Custom methods like 'patch' need to be uppercased
// See https://github.com/nodejs/undici/issues/2294
fetchOptions.method = method.toUpperCase();
}
try {
// use undefined this binding; fetch errors if bound to something else in browser/cloudflare
return await this.fetch.call(undefined, url, fetchOptions);
}
finally {
clearTimeout(timeout);
}
}
async shouldRetry(response) {
// Note this is not a standard header.
const shouldRetryHeader = response.headers.get('x-should-retry');
// If the server explicitly says whether or not to retry, obey.
if (shouldRetryHeader === 'true')
return true;
if (shouldRetryHeader === 'false')
return false;
// Retry on request timeouts.
if (response.status === 408)
return true;
// Retry on lock timeouts.
if (response.status === 409)
return true;
// Retry on rate limits.
if (response.status === 429)
return true;
// Retry internal errors.
if (response.status >= 500)
return true;
return false;
}
async retryRequest(options, retriesRemaining, requestLogID, responseHeaders) {
let timeoutMillis;
// Note the `retry-after-ms` header may not be standard, but is a good idea and we'd like proactive support for it.
const retryAfterMillisHeader = responseHeaders?.get('retry-after-ms');
if (retryAfterMillisHeader) {
const timeoutMs = parseFloat(retryAfterMillisHeader);
if (!Number.isNaN(timeoutMs)) {
timeoutMillis = timeoutMs;
}
}
// About the Retry-After header: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Retry-After
const retryAfterHeader = responseHeaders?.get('retry-after');
if (retryAfterHeader && !timeoutMillis) {
const timeoutSeconds = parseFloat(retryAfterHeader);
if (!Number.isNaN(timeoutSeconds)) {
timeoutMillis = timeoutSeconds * 1000;
}
else {
timeoutMillis = Date.parse(retryAfterHeader) - Date.now();
}
}
// If the API asks us to wait a certain amount of time, just do what it
// says, but otherwise calculate a default
if (timeoutMillis === undefined) {
const maxRetries = options.maxRetries ?? this.maxRetries;
timeoutMillis = this.calculateDefaultRetryTimeoutMillis(retriesRemaining, maxRetries);
}
await (0, sleep_js_1.sleep)(timeoutMillis);
return this.makeRequest(options, retriesRemaining - 1, requestLogID);
}
calculateDefaultRetryTimeoutMillis(retriesRemaining, maxRetries) {
const initialRetryDelay = 0.5;
const maxRetryDelay = 16.0;
const numRetries = maxRetries - retriesRemaining;
// Apply exponential backoff, but not more than the max.
const sleepSeconds = Math.min(initialRetryDelay * Math.pow(2, numRetries), maxRetryDelay);
// Apply some jitter, take up to at most 25 percent of the retry time.
const jitter = 1 - Math.random() * 0.25;
return sleepSeconds * jitter * 1000;
}
async buildRequest(inputOptions, { retryCount = 0 } = {}) {
const options = { ...inputOptions };
const { method, path, query, defaultBaseURL } = options;
const url = this.buildURL(path, query, defaultBaseURL);
if ('timeout' in options)
(0, values_js_1.validatePositiveInteger)('timeout', options.timeout);
options.timeout = options.timeout ?? this.timeout;
const { bodyHeaders, body } = this.buildBody({ options });
const reqHeaders = await this.buildHeaders({ options: inputOptions, method, bodyHeaders, retryCount });
const req = {
method,
headers: reqHeaders,
...(options.signal && { signal: options.signal }),
...(globalThis.ReadableStream &&
body instanceof globalThis.ReadableStream && { duplex: 'half' }),
...(body && { body }),
...(this.fetchOptions ?? {}),
...(options.fetchOptions ?? {}),
};
return { req, url, timeout: options.timeout };
}
async buildHeaders({ options, method, bodyHeaders, retryCount, }) {
let idempotencyHeaders = {};
if (this.idempotencyHeader && method !== 'get') {
if (!options.idempotencyKey)
options.idempotencyKey = this.defaultIdempotencyKey();
idempotencyHeaders[this.idempotencyHeader] = options.idempotencyKey;
}
const headers = (0, headers_js_1.buildHeaders)([
idempotencyHeaders,
{
Accept: 'application/json',
'User-Agent': this.getUserAgent(),
'X-Stainless-Retry-Count': String(retryCount),
...(options.timeout ? { 'X-Stainless-Timeout': String(Math.trunc(options.timeout / 1000)) } : {}),
...(0, detect_platform_js_1.getPlatformHeaders)(),
},
await this.authHeaders(options),
this._options.defaultHeaders,
bodyHeaders,
options.headers,
]);
this.validateHeaders(headers);
return headers.values;
}
_makeAbort(controller) {
// note: we can't just inline this method inside `fetchWithTimeout()` because then the closure
// would capture all request options, and cause a memory leak.
return () => controller.abort();
}
buildBody({ options: { body, headers: rawHeaders } }) {
if (!body) {
return { bodyHeaders: undefined, body: undefined };
}
const headers = (0, headers_js_1.buildHeaders)([rawHeaders]);
if (
// Pass raw type verbatim
ArrayBuffer.isView(body) ||
body instanceof ArrayBuffer ||
body instanceof DataView ||
(typeof body === 'string' &&
// Preserve legacy string encoding behavior for now
headers.values.has('content-type')) ||
// `Blob` is superset of `File`
(globalThis.Blob && body instanceof globalThis.Blob) ||
// `FormData` -> `multipart/form-data`
body instanceof FormData ||
// `URLSearchParams` -> `application/x-www-form-urlencoded`
body instanceof URLSearchParams ||
// Send chunked stream (each chunk has own `length`)
(globalThis.ReadableStream && body instanceof globalThis.ReadableStream)) {
return { bodyHeaders: undefined, body: body };
}
else if (typeof body === 'object' &&
(Symbol.asyncIterator in body ||
(Symbol.iterator in body && 'next' in body && typeof body.next === 'function'))) {
return { bodyHeaders: undefined, body: Shims.ReadableStreamFrom(body) };
}
else if (typeof body === 'object' &&
headers.values.get('content-type') === 'application/x-www-form-urlencoded') {
return {
bodyHeaders: { 'content-type': 'application/x-www-form-urlencoded' },
body: this.stringifyQuery(body),
};
}
else {
return __classPrivateFieldGet(this, _Langsmith_encoder, "f").call(this, { body, headers });
}
}
}
exports.Langsmith = Langsmith;
_a = Langsmith, _Langsmith_encoder = new WeakMap(), _Langsmith_instances = new WeakSet(), _Langsmith_baseURLOverridden = function _Langsmith_baseURLOverridden() {
return this.baseURL !== 'https://api.smith.langchain.com/';
};
Object.defineProperty(Langsmith, "Langsmith", {
enumerable: true,
configurable: true,
writable: true,
value: _a
});
Object.defineProperty(Langsmith, "DEFAULT_TIMEOUT", {
enumerable: true,
configurable: true,
writable: true,
value: 90000
}); // 1.5 minutes
Object.defineProperty(Langsmith, "LangsmithError", {
enumerable: true,
configurable: true,
writable: true,
value: Errors.LangsmithError
});
Object.defineProperty(Langsmith, "APIError", {
enumerable: true,
configurable: true,
writable: true,
value: Errors.APIError
});
Object.defineProperty(Langsmith, "APIConnectionError", {
enumerable: true,
configurable: true,
writable: true,
value: Errors.APIConnectionError
});
Object.defineProperty(Langsmith, "APIConnectionTimeoutError", {
enumerable: true,
configurable: true,
writable: true,
value: Errors.APIConnectionTimeoutError
});
Object.defineProperty(Langsmith, "APIUserAbortError", {
enumerable: true,
configurable: true,
writable: true,
value: Errors.APIUserAbortError
});
Object.defineProperty(Langsmith, "NotFoundError", {
enumerable: true,
configurable: true,
writable: true,
value: Errors.NotFoundError
});
Object.defineProperty(Langsmith, "ConflictError", {
enumerable: true,
configurable: true,
writable: true,
value: Errors.ConflictError
});
Object.defineProperty(Langsmith, "RateLimitError", {
enumerable: true,
configurable: true,
writable: true,
value: Errors.RateLimitError
});
Object.defineProperty(Langsmith, "BadRequestError", {
enumerable: true,
configurable: true,
writable: true,
value: Errors.BadRequestError
});
Object.defineProperty(Langsmith, "AuthenticationError", {
enumerable: true,
configurable: true,
writable: true,
value: Errors.AuthenticationError
});
Object.defineProperty(Langsmith, "InternalServerError", {
enumerable: true,
configurable: true,
writable: true,
value: Errors.InternalServerError
});
Object.defineProperty(Langsmith, "PermissionDeniedError", {
enumerable: true,
configurable: true,
writable: true,
value: Errors.PermissionDeniedError
});
Object.defineProperty(Langsmith, "UnprocessableEntityError", {
enumerable: true,
configurable: true,
writable: true,
value: Errors.UnprocessableEntityError
});
Object.defineProperty(Langsmith, "toFile", {
enumerable: true,
configurable: true,
writable: true,
value: Uploads.toFile
});
Langsmith.Datasets = datasets_js_1.Datasets;
Langsmith.Runs = runs_js_1.Runs;
Langsmith.Threads = threads_js_1.Threads;
Langsmith.Traces = traces_js_1.Traces;
Langsmith.OnlineEvaluators = online_evaluators_js_1.OnlineEvaluators;
Langsmith.Info = info_js_1.Info;
Langsmith.Issues = issues_js_1.Issues;
Langsmith.Sandboxes = sandboxes_js_1.Sandboxes;