fix(core): add the missed implementation of AxiosError#status property; (#6573)

lib/core/AxiosError.js

@@ -27,7 +27,10 @@ function AxiosError(message, code, config, request, response) {
   code && (this.code = code);
   config && (this.config = config);
   request && (this.request = request);
-  response && (this.response = response);
+  if (response) {
+    this.response = response;
+    this.status = response.status ? response.status : null;
+  }
 }
 
 utils.inherits(AxiosError, Error, {
@@ -47,7 +50,7 @@ utils.inherits(AxiosError, Error, {
       // Axios
       config: utils.toJSONObject(this.config),
       code: this.code,
-      status: this.response && this.response.status ? this.response.status : null
+      status: this.status
     };
   }
 });

test/specs/core/AxiosError.spec.js

@@ -48,4 +48,9 @@ describe('core::AxiosError', function() {
       expect(AxiosError.from(error, 'ESOMETHING', { foo: 'bar' }) instanceof AxiosError).toBeTruthy();
     });
   });
+
+  it('should have status property when response was passed to the constructor', () => {
+      const err = new AxiosError('test', 'foo', {}, {}, {status: 400});
+      expect(err.status).toBe(400);
+  });
 });