upgrade typescript, fix axios BCs

package.json

@@ -45,7 +45,7 @@
     "url": "https://github.com/configcat/nuxt-sdk/issues"
   },
   "dependencies": {
-    "axios": "^1.6.2",
+    "axios": "^1.6.0",
     "configcat-common": "^8.1.1",
     "tslib": "^2.4.1"
   },
@@ -75,7 +75,7 @@
     "karma-webpack": "^5.0.0",
     "mocha": "^10.2.0",
     "ts-loader": "^9.3.1",
-    "typescript": "^4.0.2",
+    "typescript": "^5.2.2",
     "webpack": "^5.77.0",
     "webpack-auto-inject-version": "^1.2.2",
     "webpack-cli": "^4.10.0"

src/ConfigFetcher.ts

@@ -6,7 +6,7 @@ import { FetchError } from "configcat-common";
 export class HttpConfigFetcher implements IConfigFetcher {
   async fetchLogic(options: OptionsBase, lastEtag: string | null): Promise<IFetchResponse> {
     // If we are not running in browser set the If-None-Match header.
-    const headers: AxiosRequestHeaders = typeof window !== "undefined" || !lastEtag
+    const headers: {} = typeof window !== "undefined" || !lastEtag
     // NOTE: It's intentional that we don't specify the If-None-Match header.
     // The browser automatically handles it, adding it manually would cause an unnecessary CORS OPTIONS request.
       ? {}
@@ -52,10 +52,10 @@ export class HttpConfigFetcher implements IConfigFetcher {
       throw err;
     }
 
-    const { status: statusCode, statusText: reasonPhrase } = response;
-    if (response.status === 200) {
-      const eTag = response.headers.etag as string;
-      return { statusCode, reasonPhrase, eTag, body: response.data };
+    const { status: statusCode, statusText: reasonPhrase } = response!;
+    if (response!.status === 200) {
+      const eTag = response!.headers.etag as string;
+      return { statusCode, reasonPhrase, eTag, body: response!.data };
     }
 
     return { statusCode, reasonPhrase };

test/HttpTests.ts

@@ -1,4 +1,4 @@
-import axios, { AxiosError } from "axios";
+import axios, { AxiosError, InternalAxiosRequestConfig } from "axios";
 import AxiosMockAdapter, { } from "axios-mock-adapter";
 import { assert } from "chai";
 import { LogLevel } from "../src/index";
@@ -17,7 +17,7 @@ describe("HTTP tests", () => {
     try {
       axiosMock.onGet().reply(async config => {
         await new Promise<any>(resolve => setTimeout(resolve, requestTimeoutMs));
-        throw new AxiosError(`timeout of ${config.timeout}ms exceeded`, "ECONNABORTED", config, {}, void 0);
+        throw new AxiosError(`timeout of ${config.timeout}ms exceeded`, "ECONNABORTED", config as InternalAxiosRequestConfig, {}, void 0);
       });
 
       const logger = new FakeLogger();
@@ -105,7 +105,7 @@ describe("HTTP tests", () => {
 
     try {
       axiosMock.onGet().reply(config => {
-        throw new AxiosError(errorMessage, "ECONNABORTED", config, {}, void 0);
+        throw new AxiosError(errorMessage, "ECONNABORTED", config as InternalAxiosRequestConfig, {}, void 0);
       });
 
       const logger = new FakeLogger();