feat: improve error message in case of invalid token

packages/forest-cloud/src/services/http-server.ts

@@ -13,23 +13,30 @@ async function handledAxios<T>(
   try {
     return (await axios.default(axiosRequestConfig)).data;
   } catch (e) {
-    const error: Error = e;
+    const error: Error & { code: string } = e;
     let details = '';
 
     if (error instanceof axios.AxiosError) {
       const errors: { detail: string; status: number }[] = error.response?.data?.errors;
       details = errors?.map(innerError => `🚨 ${innerError.detail}`).join(`\n`);
     }
 
+    const loginAgainMessage =
+      " You can try to login again by running 'npx @forestadmin/forest-cloud@latest login'";
+
+    if (error.code === 'ERR_INVALID_CHAR' && error?.message.includes('"Authorization"')) {
+      throw new BusinessError(
+        `${error.message}\nYour authentication token seems incorrect.${loginAgainMessage}`,
+      );
+    }
+
     if (e.response?.status === 400) {
       throw new ValidationError(details);
     } else {
       const baseMessage = `${errorMessage}: ${error.message}\n${details}`.trim();
 
       if (e.response?.status === 401 || e.response?.status === 403) {
-        const loginMessage =
-          " You can try to login again by running 'npx @forestadmin/forest-cloud@latest login'";
-        throw new BusinessError(`${baseMessage}\n${loginMessage}`);
+        throw new BusinessError(`${baseMessage}\n${loginAgainMessage}`);
       }
 
       throw new BusinessError(baseMessage);

packages/forest-cloud/test/services/http-server.unit.test.ts

@@ -1,3 +1,4 @@
+/* eslint-disable max-len */
 import * as axios from 'axios';
 import fs from 'fs';
 
@@ -24,6 +25,19 @@ describe('http-server', () => {
           ),
         );
       });
+
+      it('should provide specific detail if message contains ERR_INVALID_CHAR', async () => {
+        const error = new Error('Invalid character in header content ["Authorization"]');
+        // eslint-disable-next-line @typescript-eslint/ban-ts-comment
+        // @ts-expect-error
+        error.code = 'ERR_INVALID_CHAR';
+        jest.mocked(axios.default).mockRejectedValue(error);
+        await expect(httpServer.getIntrospection()).rejects.toStrictEqual(
+          new BusinessError(
+            `Invalid character in header content ["Authorization"]\nYour authentication token seems incorrect. You can try to login again by running 'npx @forestadmin/forest-cloud@latest login'`,
+          ),
+        );
+      });
     });
 
     describe('if it an axios error', () => {