Use cached web service token to renew SplatNet 3 tokens and fix retrying getting web service tokens after renewing coral token

src/api/coral.ts

@@ -224,6 +224,7 @@ export default class CoralApi {
             return await this.call<WebServiceToken>('/v2/Game/GetWebServiceToken', req, false);
         } catch (err) {
             if (err instanceof ErrorResponse && err.data.status === CoralStatus.TOKEN_EXPIRED && !_attempt && this.onTokenExpired) {
+                debug('Error getting web service token, renewing token before retrying', err);
                 // _renewToken will be awaited when calling getWebServiceToken
                 this._renewToken = this._renewToken ?? this.onTokenExpired.call(null, err.data, err.response as Response).then(data => {
                     if (data) this.setTokenWithSavedToken(data);

src/api/util.ts

@@ -2,6 +2,7 @@ import * as util from 'node:util';
 import { Response as NodeFetchResponse } from 'node-fetch';
 
 export const ResponseSymbol = Symbol('Response');
+const ErrorResponseSymbol = Symbol('IsErrorResponse');
 
 export interface ResponseData<R> {
     [ResponseSymbol]: R;
@@ -24,6 +25,8 @@ export class ErrorResponse<T = unknown> extends Error {
     ) {
         super(message);
 
+        Object.defineProperty(this, ErrorResponseSymbol, {enumerable: false, value: ErrorResponseSymbol});
+
         if (typeof body === 'string') {
             this.body = body;
             try {
@@ -51,9 +54,6 @@ export class ErrorResponse<T = unknown> extends Error {
 Object.defineProperty(ErrorResponse, Symbol.hasInstance, {
     configurable: true,
     value: (instance: ErrorResponse) => {
-        return instance instanceof Error &&
-            'response' in instance &&
-            'body' in instance &&
-            'data' in instance;
+        return instance && ErrorResponseSymbol in instance;
     },
 });