Feat/cor 32 requests made through client never error

src/lib/components/HttpClient.spec.ts

@@ -68,4 +68,44 @@ describe('HttpClient', () => {
       data: 'hello world',
     });
   });
+
+  it('should fetch and return status and data', async () => {
+    jest.spyOn(connection, 'request').mockReturnValue(
+      Promise.resolve({
+        status: 200,
+        data: 'hello world',
+        headers: {},
+      })
+    );
+
+    const response = await httpClient.fetch({
+      url: 'https://bigcontent.io',
+      method: HttpMethod.GET,
+      data: {},
+    });
+
+    expect(response).toEqual({
+      status: 200,
+      data: 'hello world',
+    });
+  });
+
+  it('should fetch and throw an error', async () => {
+    jest.spyOn(connection, 'request').mockReturnValue(
+      Promise.reject({
+        status: 404,
+        data: 'Not Found',
+      })
+    );
+
+    try {
+      await httpClient.fetch({
+        url: 'https://bigcontent.io',
+        method: HttpMethod.GET,
+        data: {},
+      });
+    } catch (error: any) {
+      expect(error.message).toBe('Request failed with status code 404');
+    }
+  });
 });

src/lib/components/HttpClient.ts

@@ -1,4 +1,5 @@
 import { ClientConnection } from 'message-event-channel';
+import { HttpError } from './HttpError';
 
 /**
  * @hidden
@@ -88,4 +89,20 @@ export class HttpClient {
       return this.DEFAULT_ERROR;
     }
   }
+
+  public async fetch(config: HttpRequest): Promise<HttpResponse> {
+    const response = await this.request(config);
+
+    return this.request(config).then((response: any) => {
+      if (response.status >= 200 && response.status < 300) {
+        return response;
+      } else {
+        throw new HttpError(
+          `Request failed with status code ${response.status}`,
+          config,
+          response
+        );
+      }
+    });
+  }
 }

src/lib/components/HttpError.ts

@@ -0,0 +1,12 @@
+import { HttpRequest, HttpResponse } from './HttpClient';
+
+export class HttpError extends Error {
+  constructor(
+    message: string,
+    public readonly request?: HttpRequest,
+    public readonly response?: HttpResponse
+  ) {
+    super(message);
+    Object.setPrototypeOf(this, new.target.prototype);
+  }
+}