fix(create-folder): improved error message

src/SASViyaApiClient.spec.ts

@@ -29,11 +29,33 @@ describe('SASViyaApiClient', () => {
     jest
       .spyOn(requestClient, 'get')
       .mockImplementation(() => Promise.reject('Not Found'))
+
     const error = await sasViyaApiClient
       .createFolder('test', '/foo')
       .catch((e: any) => e)
+
     expect(error).toBeInstanceOf(RootFolderNotFoundError)
   })
+
+  it('should throw an error when ', async () => {
+    const testMessage1 = 'test message 1'
+    const testMessage2 = 'test message 2.'
+
+    jest.spyOn(requestClient, 'post').mockImplementation(() => {
+      return Promise.reject({
+        message: testMessage1,
+        response: { data: { message: testMessage2 }, status: 409 }
+      })
+    })
+
+    const error = await sasViyaApiClient
+      .createFolder('test', '/foo')
+      .catch((e: any) => e)
+
+    const expectedError = `${testMessage1}. ${testMessage2} To override, please set "isForced" to "true".`
+
+    expect(error).toEqual(expectedError)
+  })
 })
 
 const setupMocks = () => {

src/SASViyaApiClient.ts

@@ -434,8 +434,8 @@ export class SASViyaApiClient {
       }
     }
 
-    const { result: createFolderResponse } =
+    const { result: createFolderResponse } = await this.requestClient
-      await this.requestClient.post<Folder>(
+      .post<Folder>(
         `/folders/folders?parentFolderUri=${parentFolderUri}`,
         {
           name: folderName,
@@ -443,12 +443,34 @@ export class SASViyaApiClient {
         },
         accessToken
       )
+      .catch((err) => {
+        const { message, response } = err
+
+        if (message && response && response.data && response.data.message) {
+          const { status } = response
+          const { message: responseMessage } = response.data
+          const messages = [message, responseMessage].map((mes: string) =>
+            /\.$/.test(mes) ? mes : `${mes}.`
+          )
+
+          if (!isForced && status === 409) {
+            messages.push(`To override, please set "isForced" to "true".`)
+          }
+
+          const errMessage = messages.join(' ')
+
+          throw errMessage
+        }
+
+        throw err
+      })
 
     // update folder map with newly created folder.
     await this.populateFolderMap(
       `${parentFolderPath}/${folderName}`,
       accessToken
     )
+
     return createFolderResponse
   }