v3.9.0: feat() upgrade to node lts, feat() upgrade axios, jest and other dependencies, chore(): move some dependencies to optional

src/util/BaseRestClient.ts

@@ -66,6 +66,9 @@ interface SignedRequest<T> {
 interface UnsignedRequest<T> {
   originalParams: T;
   paramsWithSign: T;
+  sign?: string;
+  timestamp?: number;
+  recvWindow?: number;
 }
 
 type SignMethod = 'v2auth' | 'v5auth';
@@ -187,6 +190,13 @@ export default abstract class BaseRestClient {
     isPublicApi?: false | undefined,
   ): Promise<SignedRequest<TParams>>;
 
+  private async prepareSignParams<TParams extends SignedRequestContext = any>(
+    method: Method,
+    signMethod: SignMethod,
+    params?: TParams,
+    isPublicApi?: boolean,
+  ): Promise<SignedRequest<TParams> | UnsignedRequest<TParams>>;
+
   private async prepareSignParams<TParams extends SignedRequestContext = any>(
     method: Method,
     signMethod: SignMethod,
@@ -250,7 +260,7 @@ export default abstract class BaseRestClient {
         isPublicApi,
       );
 
-      const headers = {
+      const headers: AxiosRequestConfig['headers'] = {
         'X-BAPI-SIGN-TYPE': 2,
         'X-BAPI-API-KEY': this.key,
         'X-BAPI-TIMESTAMP': signResult.timestamp,

src/util/requestUtils.ts

@@ -1,3 +1,4 @@
+import { AxiosResponse } from 'axios';
 import { APIRateLimit } from '../types';
 import { WebsocketSucceededTopicSubscriptionConfirmationEvent } from '../types/ws-events/succeeded-topic-subscription-confirmation';
 import { WebsocketTopicSubscriptionConfirmationEvent } from '../types/ws-events/topic-subscription-confirmation';
@@ -179,10 +180,13 @@ export type RestClientType =
 
 /** Parse V5 rate limit response headers, if enabled */
 export function parseRateLimitHeaders(
-  headers: Record<string, string | undefined> = {},
+  headers: AxiosResponse['headers'] | undefined,
   throwOnFailedRateLimitParse: boolean,
 ): APIRateLimit | undefined {
   try {
+    if (!headers || typeof headers !== 'object') {
+      return;
+    }
     const remaining = headers['x-bapi-limit-status'];
     const max = headers['x-bapi-limit'];
     const resetAt = headers['x-bapi-limit-reset-timestamp'];