Merge pull request #173 from sasjs/fix

fix: fetch all items of folder

.gitignore

@@ -1,2 +1,2 @@
 node_modules
-build
+build

PULL_REQUEST_TEMPLATE.md

@@ -14,4 +14,5 @@ What code changes have been made to achieve the intent.
 
 - [ ] Code is formatted correctly (`npm run lint:fix`).
 - [ ] All unit tests are passing (`npm test`).
+- [ ] All `sasjs-cli` unit tests are passing (`npm test`).
 - [ ] All `sasjs-tests` are passing (instructions available [here](https://github.com/sasjs/adapter/blob/master/sasjs-tests/README.md)).

package.json

@@ -2,7 +2,7 @@
   "name": "@sasjs/adapter",
   "description": "JavaScript adapter for SAS",
   "scripts": {
-    "build": "rimraf build && webpack",
+    "build": "rimraf build && rimraf node && mkdir node && cp -r src/* node && webpack && rimraf build/src && rimraf node",
     "package:lib": "npm run build && cp ./package.json build && cd build && npm version \"5.0.0\" && npm pack",
     "publish:lib": "npm run build && cd build && npm publish",
     "lint:fix": "npx prettier --write 'src/**/*.{ts,tsx,js,jsx,html,css,sass,less,json,yml,md,graphql}'",
@@ -37,15 +37,15 @@
   "license": "ISC",
   "devDependencies": {
     "@types/isomorphic-fetch": "0.0.35",
-    "@types/jest": "^26.0.14",
+    "@types/jest": "^26.0.15",
     "cp": "^0.2.0",
     "jest": "^25.5.4",
     "path": "^0.12.7",
     "rimraf": "^3.0.2",
-    "semantic-release": "^17.1.2",
-    "terser-webpack-plugin": "^4.2.2",
+    "semantic-release": "^17.3.0",
+    "terser-webpack-plugin": "^4.2.3",
     "ts-jest": "^25.5.1",
-    "ts-loader": "^8.0.4",
+    "ts-loader": "^8.0.11",
     "tslint": "^6.1.3",
     "tslint-config-prettier": "^1.18.0",
     "typedoc": "^0.17.8",
@@ -53,7 +53,7 @@
     "typedoc-plugin-external-module-name": "^4.0.3",
     "typescript": "^3.9.7",
     "webpack": "^4.44.2",
-    "webpack-cli": "^3.3.12"
+    "webpack-cli": "^4.2.0"
   },
   "main": "index.js",
   "dependencies": {

sasjs-tests/package-lock.json

@@ -1357,9 +1357,9 @@
       "integrity": "sha512-shAmDyaQC4H92APFoIaVDHCx5bStIocgvbwQyxPRrbUY20V1EYTbSDchWbuwlMG3V17cprZhA6+78JfB+3DTPw=="
     },
     "@sasjs/adapter": {
-      "version": "1.12.0",
-      "resolved": "https://registry.npmjs.org/@sasjs/adapter/-/adapter-1.12.0.tgz",
-      "integrity": "sha512-0uGQH9ynomWzdBaEujEtcR38q6V7LCgG0mrb1Wellv6cC/IHD3j6WfeZZAgtiMPeOSJjbCDBOlVnzC2TlBqJFw==",
+      "version": "1.18.3",
+      "resolved": "https://registry.npmjs.org/@sasjs/adapter/-/adapter-1.18.3.tgz",
+      "integrity": "sha512-wzDFJRyt2dXFeQP+JzqRGunYUbujrAbU/Jc4IWg5URsCkGAzwsNl/4G0xJVbqOTy1MvoZ431rfCnvhkUlg7D3Q==",
       "requires": {
         "es6-promise": "^4.2.8",
         "form-data": "^3.0.0",

sasjs-tests/package.json

@@ -4,7 +4,7 @@
   "homepage": ".",
   "private": true,
   "dependencies": {
-    "@sasjs/adapter": "^1.12.0",
+    "@sasjs/adapter": "^1.18.2",
     "@sasjs/test-framework": "^1.4.0",
     "@testing-library/jest-dom": "^4.2.4",
     "@testing-library/react": "^9.5.0",

sasjs-tests/src/App.test.js

@@ -1,9 +0,0 @@
-import React from "react";
-import { render } from "@testing-library/react";
-import App from "./App";
-
-test("renders learn react link", () => {
-  const { getByText } = render(<App />);
-  const linkElement = getByText(/learn react/i);
-  expect(linkElement).toBeInTheDocument();
-});

sasjs-tests/src/App.tsx

@@ -5,6 +5,7 @@ import { sendArrTests, sendObjTests } from "./testSuites/RequestData";
 import { specialCaseTests } from "./testSuites/SpecialCases";
 import { sasjsRequestTests } from "./testSuites/SasjsRequests";
 import "@sasjs/test-framework/dist/index.css";
+import { computeTests } from "./testSuites/Compute";
 
 const App = (): ReactElement<{}> => {
   const { adapter, config } = useContext(AppContext);
@@ -17,7 +18,8 @@ const App = (): ReactElement<{}> => {
         sendArrTests(adapter),
         sendObjTests(adapter),
         specialCaseTests(adapter),
-        sasjsRequestTests(adapter)
+        sasjsRequestTests(adapter),
+        computeTests(adapter)
       ]);
     }
   }, [adapter, config]);

sasjs-tests/src/testSuites/Basic.ts

@@ -3,12 +3,12 @@ import { TestSuite } from "@sasjs/test-framework";
 
 const defaultConfig: SASjsConfig = {
   serverUrl: window.location.origin,
-  pathSAS9: "/SASStoredProcess/do",
-  pathSASViya: "/SASJobExecution",
-  appLoc: "/Public/seedapp",
+  pathSAS9: '/SASStoredProcess/do',
+  pathSASViya: '/SASJobExecution',
+  appLoc: '/Public/seedapp',
   serverType: ServerType.SASViya,
-  debug: true,
-  contextName: "SAS Job Execution compute context",
+  debug: false,
+  contextName: 'SAS Job Execution compute context',
   useComputeApi: false
 };
 
@@ -37,6 +37,17 @@ export const basicTests = (
       assertion: (response: any) =>
         response && response.isLoggedIn && response.userName === userName
     },
+    {
+      title: "Multiple Log in attempts",
+      description: "Should fail on first attempt and should log the user in on second attempt",
+      test: async () => {
+        await adapter.logOut()
+        await adapter.logIn('invalid', 'invalid')
+        return adapter.logIn(userName, password)
+      },
+      assertion: (response: any) =>
+        response && response.isLoggedIn && response.userName === userName
+    },
     {
       title: "Default config",
       description:
@@ -46,6 +57,7 @@ export const basicTests = (
       },
       assertion: (sasjsInstance: SASjs) => {
         const sasjsConfig = sasjsInstance.getSasjsConfig();
+
         return (
           sasjsConfig.serverUrl === defaultConfig.serverUrl &&
           sasjsConfig.pathSAS9 === defaultConfig.pathSAS9 &&

sasjs-tests/src/testSuites/Compute.ts

@@ -0,0 +1,95 @@
+import SASjs from "@sasjs/adapter";
+import { TestSuite } from "@sasjs/test-framework";
+
+export const computeTests = (adapter: SASjs): TestSuite => ({
+  name: "Compute",
+  tests: [
+    {
+      title: "Start Compute Job - not waiting for result",
+      description: "Should start a compute job and return the session",
+      test: () => {
+        const data: any = { table1: [{ col1: "first col value" }] };
+        return adapter.startComputeJob("/Public/app/common/sendArr", data);
+      },
+      assertion: (res: any) => {
+        const expectedProperties = ["id", "applicationName", "attributes"]
+        return validate(expectedProperties, res);
+      }
+    },
+    {
+      title: "Start Compute Job - waiting for result",
+      description: "Should start a compute job and return the job",
+      test: () => {
+        const data: any = { table1: [{ col1: "first col value" }] };
+        return adapter.startComputeJob("/Public/app/common/sendArr", data, {}, "", true);
+      },
+      assertion: (res: any) => {
+        const expectedProperties = ["id", "state", "creationTimeStamp", "jobConditionCode"]
+        return validate(expectedProperties, res.result);
+      }
+    },
+    {
+      title: "Execute Script Viya - complete job",
+      description: "Should execute sas file and return log",
+      test: () => {
+        const fileLines = [
+          `data;`,
+          `do x=1 to 100;`,
+          `output;`,
+          `end;`,
+          `run;`
+        ]
+        
+        return adapter.executeScriptSASViya(
+          'sasCode.sas',
+          fileLines,
+          'SAS Studio compute context',
+          undefined,
+          true
+        )
+      },
+      assertion: (res: any) => {
+        const expectedLogContent = `1    data;\\n2    do x=1 to 100;\\n3    output;\\n4    end;\\n5    run;\\n\\n`
+        
+        return validateLog(expectedLogContent, res.log);
+      }
+    },
+    {
+      title: "Execute Script Viya - failed job",
+      description: "Should execute sas file and return log",
+      test: () => {
+        const fileLines = [
+          `%abort;`
+        ]
+        
+        return adapter.executeScriptSASViya(
+          'sasCode.sas',
+          fileLines,
+          'SAS Studio compute context',
+          undefined,
+          true
+        ).catch((err: any) => err )
+      },
+      assertion: (res: any) => {
+        const expectedLogContent = `1    %abort;\\nERROR: The %ABORT statement is not valid in open code.\\n`
+        
+        return validateLog(expectedLogContent, res.log);
+      }
+    }
+  ]
+});
+
+const validateLog = (text: string, log: string): boolean => {
+  const isValid = JSON.stringify(log).includes(text)
+
+  return isValid
+}
+
+const validate = (expectedProperties: string[], data: any): boolean => {
+  const actualProperties = Object.keys(data);
+
+  const isValid = expectedProperties.every(
+    (property) => actualProperties.includes(property)
+  );
+  return isValid
+}

sasjs-tests/src/testSuites/RequestData.ts

@@ -88,7 +88,7 @@ export const sendArrTests = (adapter: SASjs): TestSuite => ({
         return adapter.request("common/sendArr", data).catch((e) => e);
       },
       assertion: (error: any) => {
-        return !!error && !!error.body && !!error.body.message;
+        return !!error && !!error.error && !!error.error.message;
       }
     },
     {
@@ -185,7 +185,7 @@ export const sendObjTests = (adapter: SASjs): TestSuite => ({
         };
         return adapter.request("common/sendObj", invalidData).catch((e) => e);
       },
-      assertion: (error: any) => !!error && !!error.body && !!error.body.message
+      assertion: (error: any) => !!error && !!error.error && !!error.error.message
     },
     {
       title: "Single string value",
@@ -219,7 +219,7 @@ export const sendObjTests = (adapter: SASjs): TestSuite => ({
           .catch((e) => e);
       },
       assertion: (error: any) => {
-        return !!error && !!error.body && !!error.body.message;
+        return !!error && !!error.error && !!error.error.message;
       }
     },
     {

sasjs-tests/src/testSuites/SasjsRequests.ts

@@ -23,22 +23,24 @@ export const sasjsRequestTests = (adapter: SASjs): TestSuite => ({
     },
     {
       title: "Make error and capture log",
-      description: "Should make an error and capture log",
+      description: "Should make an error and capture log, in the same time it is testing if debug override is working",
       test: async () => {
         return new Promise(async (resolve, reject) => {
           adapter
-            .request("common/makeErr", data)
+            .request("common/makeErr", data, {debug: true})
             .then((res) => {
               //no action here, this request must throw error
             })
             .catch((err) => {
               let sasRequests = adapter.getSasRequests();
-              let makeErrRequest =
+              let makeErrRequest: any =
                 sasRequests.find((req) =>
                   req.serviceLink.includes("makeErr")
                 ) || null;
 
-              resolve(!!makeErrRequest);
+              if (!makeErrRequest) resolve(false)
+
+              resolve(!!(makeErrRequest.logFile && makeErrRequest.logFile.length > 0));
             });
         });
       },

src/FileUploader.ts

@@ -1,6 +1,7 @@
 import { isLogInRequired, needsRetry, isUrl } from './utils'
 import { CsrfToken } from './types/CsrfToken'
 import { UploadFile } from './types/UploadFile'
+import { ErrorResponse } from './types'
 
 const requestRetryLimit = 5
 
@@ -18,29 +19,31 @@ export class FileUploader {
   private retryCount = 0
 
   public uploadFile(sasJob: string, files: UploadFile[], params: any) {
-    if (files?.length < 1)
-      throw new Error('At least one file must be provided.')
-
-    let paramsString = ''
-
-    for (let param in params) {
-      if (params.hasOwnProperty(param)) {
-        paramsString += `&${param}=${params[param]}`
-      }
-    }
-
-    const program = this.appLoc
-      ? this.appLoc.replace(/\/?$/, '/') + sasJob.replace(/^\//, '')
-      : sasJob
-    const uploadUrl = `${this.serverUrl}${this.jobsPath}/?${
-      '_program=' + program
-    }${paramsString}`
-
-    const headers = {
-      'cache-control': 'no-cache'
-    }
-
     return new Promise((resolve, reject) => {
+      if (files?.length < 1)
+        reject(new ErrorResponse('At least one file must be provided.'))
+      if (!sasJob || sasJob === '')
+        reject(new ErrorResponse('sasJob must be provided.'))
+
+      let paramsString = ''
+
+      for (let param in params) {
+        if (params.hasOwnProperty(param)) {
+          paramsString += `&${param}=${params[param]}`
+        }
+      }
+
+      const program = this.appLoc
+        ? this.appLoc.replace(/\/?$/, '/') + sasJob.replace(/^\//, '')
+        : sasJob
+      const uploadUrl = `${this.serverUrl}${this.jobsPath}/?${
+        '_program=' + program
+      }${paramsString}`
+
+      const headers = {
+        'cache-control': 'no-cache'
+      }
+
       const formData = new FormData()
 
       for (let file of files) {
@@ -76,7 +79,7 @@ export class FileUploader {
         })
         .then((responseText) => {
           if (isLogInRequired(responseText))
-            reject('You must be logged in to upload a file')
+            reject(new ErrorResponse('You must be logged in to upload a file.'))
 
           if (needsRetry(responseText)) {
             if (this.retryCount < requestRetryLimit) {
@@ -95,10 +98,18 @@ export class FileUploader {
             try {
               resolve(JSON.parse(responseText))
             } catch (e) {
-              reject(e)
+              reject(
+                new ErrorResponse(
+                  'Error while parsing json from upload response.',
+                  e
+                )
+              )
             }
           }
         })
+        .catch((err: any) => {
+          reject(new ErrorResponse('Upload request failed.', err))
+        })
     })
   }
 }

src/SASViyaApiClient.ts

@@ -17,7 +17,8 @@ import {
   CsrfToken,
   EditContextInput,
   ErrorResponse,
-  JobDefinition
+  JobDefinition,
+  PollOptions
 } from './types'
 import { formatDataForRequest } from './utils/formatDataForRequest'
 import { SessionManager } from './SessionManager'
@@ -52,7 +53,9 @@ export class SASViyaApiClient {
 
   public set debug(value: boolean) {
     this._debug = value
-    this.sessionManager.debug = value
+    if (this.sessionManager) {
+      this.sessionManager.debug = value
+    }
   }
 
   /**
@@ -145,43 +148,45 @@ export class SASViyaApiClient {
     const promises = contextsList.map((context: any) => {
       const linesOfCode = ['%put &=sysuserid;']
 
-      return this.executeScript(
-        `test-${context.name}`,
-        linesOfCode,
-        context.name,
-        accessToken,
-        null,
-        true
-      ).catch((err) => err)
+      return () =>
+        this.executeScript(
+          `test-${context.name}`,
+          linesOfCode,
+          context.name,
+          accessToken,
+          null,
+          false,
+          true,
+          true
+        ).catch((err) => err)
     })
 
-    const results = await Promise.all(promises)
+    let results: any[] = []
+
+    for (const promise of promises) results.push(await promise())
 
     results.forEach((result: any, index: number) => {
-      if (result && result.body && result.body.details) {
+      if (result && result.log) {
         try {
-          const resultParsed = JSON.parse(result.body.details)
+          const resultParsed = result.log
+          let sysUserId = ''
 
-          if (resultParsed && resultParsed.body) {
-            let sysUserId = ''
+          const sysUserIdLog = resultParsed
+            .split('\n')
+            .find((line: string) => line.startsWith('SYSUSERID='))
 
-            const sysUserIdLog = resultParsed.body
-              .split('\n')
-              .find((line: string) => line.startsWith('SYSUSERID='))
+          if (sysUserIdLog) {
+            sysUserId = sysUserIdLog.replace('SYSUSERID=', '')
 
-            if (sysUserIdLog) {
-              sysUserId = sysUserIdLog.replace('SYSUSERID=', '')
-
-              executableContexts.push({
-                createdBy: contextsList[index].createdBy,
-                id: contextsList[index].id,
-                name: contextsList[index].name,
-                version: contextsList[index].version,
-                attributes: {
-                  sysUserId
-                }
-              })
-            }
+            executableContexts.push({
+              createdBy: contextsList[index].createdBy,
+              id: contextsList[index].id,
+              name: contextsList[index].name,
+              version: contextsList[index].version,
+              attributes: {
+                sysUserId
+              }
+            })
           }
         } catch (error) {
           throw error
@@ -333,7 +338,9 @@ export class SASViyaApiClient {
     originalContext = await this.getComputeContextByName(
       contextName,
       accessToken
-    ).catch((_) => {})
+    ).catch((err) => {
+      throw err
+    })
 
     // Try to find context by id, when context name has been changed.
     if (!originalContext) {
@@ -418,10 +425,11 @@ export class SASViyaApiClient {
    * @param linesOfCode - an array of code lines to execute.
    * @param contextName - the context to execute the code in.
    * @param accessToken - an access token for an authorized user.
-   * @param sessionId - optional session ID to reuse.
    * @param data - execution data.
    * @param debug - when set to true, the log will be returned.
    * @param expectWebout - when set to true, the automatic _webout fileref will be checked for content, and that content returned. This fileref is used when the Job contains a SASjs web request (as opposed to executing arbitrary SAS code).
+   * @param waitForResult - when set to true, function will return the session
+   * @param pollOptions - an object that represents poll interval(milliseconds) and maximum amount of attempts. Object example: { MAX_POLL_COUNT: 24 * 60 * 60, POLL_INTERVAL: 1000 }.
    */
   public async executeScript(
     jobPath: string,
@@ -429,7 +437,10 @@ export class SASViyaApiClient {
     contextName: string,
     accessToken?: string,
     data = null,
-    expectWebout = false
+    debug: boolean = false,
+    expectWebout = false,
+    waitForResult = true,
+    pollOptions?: PollOptions
   ): Promise<any> {
     try {
       const headers: any = {
@@ -441,7 +452,12 @@ export class SASViyaApiClient {
       }
 
       let executionSessionId: string
-      const session = await this.sessionManager.getSession(accessToken)
+      const session = await this.sessionManager
+        .getSession(accessToken)
+        .catch((err) => {
+          throw err
+        })
+
       executionSessionId = session!.id
 
       const jobArguments: { [key: string]: any } = {
@@ -453,7 +469,7 @@ export class SASViyaApiClient {
         _OMITTEXTLOG: true
       }
 
-      if (this.debug) {
+      if (debug) {
         jobArguments['_OMITTEXTLOG'] = false
         jobArguments['_OMITSESSIONRESULTS'] = false
         jobArguments['_DEBUG'] = 131
@@ -480,7 +496,9 @@ export class SASViyaApiClient {
 
       if (data) {
         if (JSON.stringify(data).includes(';')) {
-          files = await this.uploadTables(data, accessToken)
+          files = await this.uploadTables(data, accessToken).catch((err) => {
+            throw err
+          })
 
           jobVariables['_webin_file_count'] = files.length
 
@@ -511,9 +529,15 @@ export class SASViyaApiClient {
       const { result: postedJob, etag } = await this.request<Job>(
         `${this.serverUrl}/compute/sessions/${executionSessionId}/jobs`,
         postJobRequest
-      )
+      ).catch((err) => {
+        throw err
+      })
 
-      if (this.debug) {
+      if (!waitForResult) {
+        return session
+      }
+
+      if (debug) {
         console.log(`Job has been submitted for '${fileName}'.`)
         console.log(
           `You can monitor the job progress at '${this.serverUrl}${
@@ -522,37 +546,50 @@ export class SASViyaApiClient {
         )
       }
 
-      const jobStatus = await this.pollJobState(postedJob, etag, accessToken)
+      const jobStatus = await this.pollJobState(
+        postedJob,
+        etag,
+        accessToken,
+        pollOptions
+      )
 
       const { result: currentJob } = await this.request<Job>(
         `${this.serverUrl}/compute/sessions/${executionSessionId}/jobs/${postedJob.id}`,
         { headers }
-      )
+      ).catch((err) => {
+        throw err
+      })
 
       let jobResult
       let log
 
       const logLink = currentJob.links.find((l) => l.rel === 'log')
 
-      if (this.debug && logLink) {
+      if (debug && logLink) {
         log = await this.request<any>(
           `${this.serverUrl}${logLink.href}/content?limit=10000`,
           {
             headers
           }
-        ).then((res: any) =>
-          res.result.items.map((i: any) => i.line).join('\n')
         )
+          .then((res: any) =>
+            res.result.items.map((i: any) => i.line).join('\n')
+          )
+          .catch((err) => {
+            throw err
+          })
       }
 
       if (jobStatus === 'failed' || jobStatus === 'error') {
-        return Promise.reject({ error: currentJob.error, log })
+        return Promise.reject({ job: currentJob, log })
       }
 
       let resultLink
 
       if (expectWebout) {
         resultLink = `/compute/sessions/${executionSessionId}/filerefs/_webout/content`
+      } else {
+        return { job: currentJob, log }
       }
 
       if (resultLink) {
@@ -568,16 +605,18 @@ export class SASViyaApiClient {
                 {
                   headers
                 }
-              ).then((res: any) =>
-                res.result.items.map((i: any) => i.line).join('\n')
               )
-
-              return Promise.reject(
-                new ErrorResponse('Job execution failed', {
-                  status: 500,
-                  body: log
+                .then((res: any) =>
+                  res.result.items.map((i: any) => i.line).join('\n')
+                )
+                .catch((err) => {
+                  throw err
                 })
-              )
+
+              return Promise.reject({
+                status: 500,
+                log: log
+              })
             }
           }
           return {
@@ -586,7 +625,11 @@ export class SASViyaApiClient {
         })
       }
 
-      await this.sessionManager.clearSession(executionSessionId, accessToken)
+      await this.sessionManager
+        .clearSession(executionSessionId, accessToken)
+        .catch((err) => {
+          throw err
+        })
 
       return { result: jobResult?.result, log }
     } catch (e) {
@@ -596,7 +639,10 @@ export class SASViyaApiClient {
           linesOfCode,
           contextName,
           accessToken,
-          data
+          data,
+          debug,
+          false,
+          true
         )
       } else {
         throw e
@@ -909,13 +955,19 @@ export class SASViyaApiClient {
    * @param debug - sets the _debug flag in the job arguments.
    * @param data - any data to be passed in as input to the job.
    * @param accessToken - an optional access token for an authorized user.
+   * @param waitForResult - a boolean indicating if the function should wait for a result.
+   * @param expectWebout - a boolean indicating whether to expect a _webout response.
+   * @param pollOptions - an object that represents poll interval(milliseconds) and maximum amount of attempts. Object example: { MAX_POLL_COUNT: 24 * 60 * 60, POLL_INTERVAL: 1000 }.
    */
   public async executeComputeJob(
     sasJob: string,
     contextName: string,
-    debug: boolean,
+    debug?: boolean,
     data?: any,
-    accessToken?: string
+    accessToken?: string,
+    waitForResult = true,
+    expectWebout = false,
+    pollOptions?: PollOptions
   ) {
     if (isRelativePath(sasJob) && !this.rootFolderName) {
       throw new Error(
@@ -989,6 +1041,8 @@ export class SASViyaApiClient {
       jobToExecute.code = code
     }
 
+    if (!code) code = ''
+
     const linesToExecute = code.replace(/\r\n/g, '\n').split('\n')
     return await this.executeScript(
       sasJob,
@@ -996,7 +1050,10 @@ export class SASViyaApiClient {
       contextName,
       accessToken,
       data,
-      true
+      debug,
+      expectWebout,
+      waitForResult,
+      pollOptions
     )
   }
 
@@ -1068,7 +1125,7 @@ export class SASViyaApiClient {
     }
 
     if (!jobToExecute) {
-      throw new Error(`The job ${sasJob} was not found.`)
+      throw new Error(`Job was not found.`)
     }
     const jobDefinitionLink = jobToExecute?.links.find(
       (l) => l.rel === 'getResource'
@@ -1181,7 +1238,7 @@ export class SASViyaApiClient {
       throw new Error(`The path ${path} does not exist on ${this.serverUrl}`)
     }
     const { result: members } = await this.request<{ items: any[] }>(
-      `${this.serverUrl}/folders/folders/${folder.id}/members`,
+      `${this.serverUrl}/folders/folders/${folder.id}/members?limit=${folder.memberCount}`,
       requestInfo
     )
 
@@ -1189,13 +1246,21 @@ export class SASViyaApiClient {
     this.folderMap.set(path, itemsAtRoot)
   }
 
+  // REFACTOR: set default value for 'pollOptions' attribute
   private async pollJobState(
     postedJob: any,
     etag: string | null,
-    accessToken?: string
+    accessToken?: string,
+    pollOptions?: PollOptions
   ) {
-    const MAX_POLL_COUNT = 1000
-    const POLL_INTERVAL = 100
+    let POLL_INTERVAL = 100
+    let MAX_POLL_COUNT = 1000
+
+    if (pollOptions) {
+      POLL_INTERVAL = pollOptions.POLL_INTERVAL || POLL_INTERVAL
+      MAX_POLL_COUNT = pollOptions.MAX_POLL_COUNT || MAX_POLL_COUNT
+    }
+
     let postedJobState = ''
     let pollCount = 0
     const headers: any = {

src/SASjs.ts

@@ -32,7 +32,8 @@ import {
   CsrfToken,
   UploadFile,
   EditContextInput,
-  ErrorResponse
+  ErrorResponse,
+  PollOptions
 } from './types'
 import { SASViyaApiClient } from './SASViyaApiClient'
 import { SAS9ApiClient } from './SAS9ApiClient'
@@ -44,7 +45,7 @@ const defaultConfig: SASjsConfig = {
   pathSASViya: '/SASJobExecution',
   appLoc: '/Public/seedapp',
   serverType: ServerType.SASViya,
-  debug: true,
+  debug: false,
   contextName: 'SAS Job Execution compute context',
   useComputeApi: false
 }
@@ -205,11 +206,20 @@ export default class SASjs {
     return await this.sasViyaApiClient!.createSession(contextName, accessToken)
   }
 
+  /**
+   * Executes the sas code against given sas server
+   * @param fileName - name of the file to run. It will be converted to path to the file being submitted for execution.
+   * @param linesOfCode - lines of sas code from the file to run.
+   * @param contextName - context name on which code will be run on the server.
+   * @param accessToken - (optional) the access token for authorizing the request.
+   * @param debug - (optional) if true, global debug config will be overriden
+   */
   public async executeScriptSASViya(
     fileName: string,
     linesOfCode: string[],
     contextName: string,
-    accessToken?: string
+    accessToken?: string,
+    debug?: boolean
   ) {
     this.isMethodSupported('executeScriptSASViya', ServerType.SASViya)
 
@@ -218,7 +228,8 @@ export default class SASjs {
       linesOfCode,
       contextName,
       accessToken,
-      null
+      null,
+      debug ? debug : this.sasjsConfig.debug
     )
   }
 
@@ -411,6 +422,29 @@ export default class SASjs {
     }
   }
 
+  private async getLoginForm(response: any) {
+    const pattern: RegExp = /<form.+action="(.*Logon[^"]*).*>/
+    const matches = pattern.exec(response)
+    const formInputs: any = {}
+
+    if (matches && matches.length) {
+      this.setLoginUrl(matches)
+      const inputs = response.match(/<input.*"hidden"[^>]*>/g)
+
+      if (inputs) {
+        inputs.forEach((inputStr: string) => {
+          const valueMatch = inputStr.match(/name="([^"]*)"\svalue="([^"]*)/)
+
+          if (valueMatch && valueMatch.length) {
+            formInputs[valueMatch[1]] = valueMatch[2]
+          }
+        })
+      }
+    }
+
+    return Object.keys(formInputs).length ? formInputs : null
+  }
+
   /**
    * Checks whether a session is active, or login is required.
    * @returns - a promise which resolves with an object containing two values - a boolean `isLoggedIn`, and a string `userName`.
@@ -419,10 +453,16 @@ export default class SASjs {
     const loginResponse = await fetch(this.loginUrl.replace('.do', ''))
     const responseText = await loginResponse.text()
     const isLoggedIn = /<button.+onClick.+logout/gm.test(responseText)
+    let loginForm: any = null
+
+    if (!isLoggedIn) {
+      loginForm = await this.getLoginForm(responseText)
+    }
 
     return Promise.resolve({
       isLoggedIn,
-      userName: this.userName
+      userName: this.userName,
+      loginForm
     })
   }
 
@@ -440,7 +480,7 @@ export default class SASjs {
 
     this.userName = loginParams.username
 
-    const { isLoggedIn } = await this.checkSession()
+    const { isLoggedIn, loginForm } = await this.checkSession()
     if (isLoggedIn) {
       this.resendWaitingRequests()
 
@@ -450,15 +490,13 @@ export default class SASjs {
       })
     }
 
-    const loginForm = await this.getLoginForm()
-
     for (const key in loginForm) {
       loginParams[key] = loginForm[key]
     }
     const loginParamsStr = serialize(loginParams)
 
     return fetch(this.loginUrl, {
-      method: 'post',
+      method: 'POST',
       credentials: 'include',
       referrerPolicy: 'same-origin',
       body: loginParamsStr,
@@ -670,6 +708,54 @@ export default class SASjs {
     )
   }
 
+  /**
+   * Kicks off execution of the given job via the compute API.
+   * @returns an object representing the compute session created for the given job.
+   * @param sasJob - the path to the SAS program (ultimately resolves to
+   *  the SAS `_program` parameter to run a Job Definition or SAS 9 Stored
+   *  Process). Is prepended at runtime with the value of `appLoc`.
+   * @param data - a JSON object containing one or more tables to be sent to
+   * SAS. Can be `null` if no inputs required.
+   * @param config - provide any changes to the config here, for instance to
+   * enable/disable `debug`. Any change provided will override the global config,
+   * for that particular function call.
+   * @param accessToken - a valid access token that is authorised to execute compute jobs.
+   * The access token is not required when the user is authenticated via the browser.
+   * @param waitForResult - a boolean that indicates whether the function needs to wait for execution to complete.
+   * @param pollOptions - an object that represents poll interval(milliseconds) and maximum amount of attempts. Object example: { MAX_POLL_COUNT: 24 * 60 * 60, POLL_INTERVAL: 1000 }.
+   */
+  public async startComputeJob(
+    sasJob: string,
+    data: any,
+    config: any = {},
+    accessToken?: string,
+    waitForResult?: boolean,
+    pollOptions?: PollOptions
+  ) {
+    config = {
+      ...this.sasjsConfig,
+      ...config
+    }
+
+    this.isMethodSupported('startComputeJob', ServerType.SASViya)
+    if (!config.contextName) {
+      throw new Error(
+        'Context name is undefined. Please set a `contextName` in your SASjs or override config.'
+      )
+    }
+
+    return this.sasViyaApiClient?.executeComputeJob(
+      sasJob,
+      config.contextName,
+      config.debug,
+      data,
+      accessToken,
+      !!waitForResult,
+      false,
+      pollOptions
+    )
+  }
+
   private async executeJobViaComputeApi(
     sasJob: string,
     data: any,
@@ -689,13 +775,17 @@ export default class SASjs {
 
     sasjsWaitingRequest.requestPromise.promise = new Promise(
       async (resolve, reject) => {
+        const waitForResult = true
+        const expectWebout = true
         this.sasViyaApiClient
           ?.executeComputeJob(
             sasJob,
             config.contextName,
             config.debug,
             data,
-            accessToken
+            accessToken,
+            waitForResult,
+            expectWebout
           )
           .then((response) => {
             if (!config.debug) {
@@ -733,11 +823,23 @@ export default class SASjs {
               } else {
                 this.retryCountComputeApi = 0
                 reject(
-                  new ErrorResponse('Compute API retry requests limit reached')
+                  new ErrorResponse('Compute API retry requests limit reached.')
                 )
               }
             }
 
+            if (response?.log) {
+              this.appendSasjsRequest(response.log, sasJob, null)
+            }
+
+            if (error.toString().includes('Job was not found')) {
+              reject(
+                new ErrorResponse('Service not found on the server.', {
+                  sasJob: sasJob
+                })
+              )
+            }
+
             if (error && error.status === 401) {
               if (loginRequiredCallback) loginRequiredCallback(true)
               sasjsWaitingRequest.requestPromise.resolve = resolve
@@ -745,10 +847,8 @@ export default class SASjs {
               sasjsWaitingRequest.config = config
               this.sasjsWaitingRequests.push(sasjsWaitingRequest)
             } else {
-              reject(new ErrorResponse('Job execution failed', error))
+              reject(new ErrorResponse('Job execution failed.', error))
             }
-
-            this.appendSasjsRequest(response.log, sasJob, null)
           })
       }
     )
@@ -811,8 +911,8 @@ export default class SASjs {
 
                 return responseJson
               })
-              .catch(async (e) => {
-                if (needsRetry(JSON.stringify(e))) {
+              .catch(async (response) => {
+                if (needsRetry(JSON.stringify(response))) {
                   if (this.retryCountJeseApi < requestRetryLimit) {
                     let retryResponse = await this.executeJobViaJesApi(
                       sasJob,
@@ -828,12 +928,24 @@ export default class SASjs {
                   } else {
                     this.retryCountJeseApi = 0
                     reject(
-                      new ErrorResponse('Jes API retry requests limit reached')
+                      new ErrorResponse('Jes API retry requests limit reached.')
                     )
                   }
                 }
 
-                reject(new ErrorResponse('Job execution failed', e))
+                if (response?.log) {
+                  this.appendSasjsRequest(response.log, sasJob, null)
+                }
+
+                if (response.toString().includes('Job was not found')) {
+                  reject(
+                    new ErrorResponse('Service not found on the server.', {
+                      sasJob: sasJob
+                    })
+                  )
+                }
+
+                reject(new ErrorResponse('Job execution failed.', response))
               })
           )
         }
@@ -1017,7 +1129,7 @@ export default class SASjs {
                   } else {
                     reject(
                       new ErrorResponse(
-                        'Job WEB execution failed',
+                        'Job WEB execution failed.',
                         this.parseSAS9ErrorResponse(responseText)
                       )
                     )
@@ -1035,7 +1147,7 @@ export default class SASjs {
                         } catch (e) {
                           reject(
                             new ErrorResponse(
-                              'Job WEB debug response parsing failed',
+                              'Job WEB debug response parsing failed.',
                               { response: resText, exception: e }
                             )
                           )
@@ -1044,7 +1156,7 @@ export default class SASjs {
                       (err: any) => {
                         reject(
                           new ErrorResponse(
-                            'Job WEB debug response parsing failed',
+                            'Job WEB debug response parsing failed.',
                             err
                           )
                         )
@@ -1053,19 +1165,34 @@ export default class SASjs {
                   } catch (e) {
                     reject(
                       new ErrorResponse(
-                        'Job WEB debug response parsing failed',
+                        'Job WEB debug response parsing failed.',
                         { response: responseText, exception: e }
                       )
                     )
                   }
                 } else {
                   this.updateUsername(responseText)
+                  if (
+                    responseText.includes(
+                      'The requested URL /SASStoredProcess/do/ was not found on this server.'
+                    ) ||
+                    responseText.includes('Stored process not found')
+                  ) {
+                    reject(
+                      new ErrorResponse(
+                        'Service not found on the server.',
+                        { service: sasJob },
+                        responseText
+                      )
+                    )
+                  }
+
                   try {
                     const parsedJson = JSON.parse(responseText)
                     resolve(parsedJson)
                   } catch (e) {
                     reject(
-                      new ErrorResponse('Job WEB response parsing failed', {
+                      new ErrorResponse('Job WEB response parsing failed.', {
                         response: responseText,
                         exception: e
                       })
@@ -1076,7 +1203,7 @@ export default class SASjs {
             }
           })
           .catch((e: Error) => {
-            reject(new ErrorResponse('Job WEB request failed', e))
+            reject(new ErrorResponse('Job WEB request failed.', e))
           })
       }
     )
@@ -1217,10 +1344,20 @@ export default class SASjs {
     }
   }
 
-  private fetchLogFileContent(logLink: string) {
+  /**
+   * Fetches content of the log file
+   * @param logLink - url of the log file.
+   * @param accessToken - an access token for an authorized user.
+   */
+  public fetchLogFileContent(logLink: string, accessToken?: string) {
+    const headers: any = { 'Content-Type': 'application/json' }
+
+    if (accessToken) headers.Authorization = 'Bearer ' + accessToken
+
     return new Promise((resolve, reject) => {
       fetch(logLink, {
-        method: 'GET'
+        method: 'GET',
+        headers
       })
         .then((response: any) => response.text())
         .then((response: any) => resolve(response))
@@ -1318,11 +1455,15 @@ export default class SASjs {
       this.sasjsConfig.serverUrl === undefined ||
       this.sasjsConfig.serverUrl === ''
     ) {
-      let url = `${location.protocol}//${location.hostname}`
-      if (location.port) {
-        url = `${url}:${location.port}`
+      if (typeof location !== 'undefined') {
+        let url = `${location.protocol}//${location.hostname}`
+
+        if (location.port) url = `${url}:${location.port}`
+
+        this.sasjsConfig.serverUrl = url
+      } else {
+        this.sasjsConfig.serverUrl = ''
       }
-      this.sasjsConfig.serverUrl = url
     }
 
     if (this.sasjsConfig.serverUrl.slice(-1) === '/') {
@@ -1387,26 +1528,6 @@ export default class SASjs {
     }
   }
 
-  private async getLoginForm() {
-    const pattern: RegExp = /<form.+action="(.*Logon[^"]*).*>/
-    const response = await fetch(this.loginUrl).then((r) => r.text())
-    const matches = pattern.exec(response)
-    const formInputs: any = {}
-    if (matches && matches.length) {
-      this.setLoginUrl(matches)
-      const inputs = response.match(/<input.*"hidden"[^>]*>/g)
-      if (inputs) {
-        inputs.forEach((inputStr: string) => {
-          const valueMatch = inputStr.match(/name="([^"]*)"\svalue="([^"]*)/)
-          if (valueMatch && valueMatch.length) {
-            formInputs[valueMatch[1]] = valueMatch[2]
-          }
-        })
-      }
-    }
-    return Object.keys(formInputs).length ? formInputs : null
-  }
-
   private async createFoldersAndServices(
     parentFolder: string,
     membersJson: any[],

src/SessionManager.ts

@@ -2,6 +2,12 @@ import { Session, Context, CsrfToken } from './types'
 import { asyncForEach, makeRequest, isUrl } from './utils'
 
 const MAX_SESSION_COUNT = 1
+const RETRY_LIMIT: number = 3
+let RETRY_COUNT: number = 0
+const INTERNAL_SAS_ERROR = {
+  status: 304,
+  message: 'Not Modified'
+}
 
 export class SessionManager {
   constructor(
@@ -27,19 +33,22 @@ export class SessionManager {
 
   async getSession(accessToken?: string) {
     await this.createSessions(accessToken)
-    this.createAndWaitForSession(accessToken)
+    await this.createAndWaitForSession(accessToken)
     const session = this.sessions.pop()
     const secondsSinceSessionCreation =
       (new Date().getTime() - new Date(session!.creationTimeStamp).getTime()) /
       1000
+
     if (
       !session!.attributes ||
       secondsSinceSessionCreation >= session!.attributes.sessionInactiveTimeout
     ) {
       await this.createSessions(accessToken)
       const freshSession = this.sessions.pop()
+
       return freshSession
     }
+
     return session
   }
 
@@ -48,22 +57,37 @@ export class SessionManager {
       method: 'DELETE',
       headers: this.getHeaders(accessToken)
     }
+
     return await this.request<Session>(
       `${this.serverUrl}/compute/sessions/${id}`,
       deleteSessionRequest
-    ).then(() => {
-      this.sessions = this.sessions.filter((s) => s.id !== id)
-    })
+    )
+      .then(() => {
+        this.sessions = this.sessions.filter((s) => s.id !== id)
+      })
+      .catch((err) => {
+        throw err
+      })
   }
 
   private async createSessions(accessToken?: string) {
     if (!this.sessions.length) {
       if (!this.currentContext) {
-        await this.setCurrentContext(accessToken)
+        await this.setCurrentContext(accessToken).catch((err) => {
+          throw err
+        })
       }
+
       await asyncForEach(new Array(MAX_SESSION_COUNT), async () => {
-        const createdSession = await this.createAndWaitForSession(accessToken)
+        const createdSession = await this.createAndWaitForSession(
+          accessToken
+        ).catch((err) => {
+          throw err
+        })
+
         this.sessions.push(createdSession)
+      }).catch((err) => {
+        throw err
       })
     }
   }
@@ -73,13 +97,18 @@ export class SessionManager {
       method: 'POST',
       headers: this.getHeaders(accessToken)
     }
+
     const { result: createdSession, etag } = await this.request<Session>(
       `${this.serverUrl}/compute/contexts/${this.currentContext!.id}/sessions`,
       createSessionRequest
-    )
+    ).catch((err) => {
+      throw err
+    })
 
     await this.waitForSession(createdSession, etag, accessToken)
+
     this.sessions.push(createdSession)
+
     return createdSession
   }
 
@@ -89,6 +118,8 @@ export class SessionManager {
         items: Context[]
       }>(`${this.serverUrl}/compute/contexts?limit=10000`, {
         headers: this.getHeaders(accessToken)
+      }).catch((err) => {
+        throw err
       })
 
       const contextsList =
@@ -107,6 +138,8 @@ export class SessionManager {
       }
 
       this.currentContext = currentContext
+
+      Promise.resolve()
     }
   }
 
@@ -114,6 +147,7 @@ export class SessionManager {
     const headers: any = {
       'Content-Type': 'application/json'
     }
+
     if (accessToken) {
       headers.Authorization = `Bearer ${accessToken}`
     }
@@ -132,24 +166,41 @@ export class SessionManager {
       'If-None-Match': etag
     }
     const stateLink = session.links.find((l: any) => l.rel === 'state')
+
     return new Promise(async (resolve, _) => {
       if (sessionState === 'pending') {
         if (stateLink) {
           if (this.debug) {
             console.log('Polling session status... \n') // ?
           }
-          const { result: state } = await this.request<string>(
+
+          const { result: state } = await this.requestSessionStatus<string>(
             `${this.serverUrl}${stateLink.href}?wait=30`,
             {
               headers
             },
             'text'
-          )
+          ).catch((err) => {
+            throw err
+          })
 
           sessionState = state.trim()
+
           if (this.debug) {
             console.log(`Current state is '${sessionState}'\n`)
           }
+
+          // There is an internal error present in SAS Viya 3.5
+          // Retry to wait for a session status in such case of SAS internal error
+          if (
+            sessionState === INTERNAL_SAS_ERROR.message &&
+            RETRY_COUNT < RETRY_LIMIT
+          ) {
+            RETRY_COUNT++
+
+            resolve(this.waitForSession(session, etag, accessToken))
+          }
+
           resolve(sessionState)
         }
       } else {
@@ -169,6 +220,7 @@ export class SessionManager {
         [this.csrfToken.headerName]: this.csrfToken.value
       }
     }
+
     return await makeRequest<T>(
       url,
       options,
@@ -177,6 +229,36 @@ export class SessionManager {
         this.setCsrfToken(token)
       },
       contentType
-    )
+    ).catch((err) => {
+      throw err
+    })
+  }
+
+  private async requestSessionStatus<T>(
+    url: string,
+    options: RequestInit,
+    contentType: 'text' | 'json' = 'json'
+  ) {
+    if (this.csrfToken) {
+      options.headers = {
+        ...options.headers,
+        [this.csrfToken.headerName]: this.csrfToken.value
+      }
+    }
+
+    return await makeRequest<T>(
+      url,
+      options,
+      (token) => {
+        this.csrfToken = token
+        this.setCsrfToken(token)
+      },
+      contentType
+    ).catch((err) => {
+      if (err.status === INTERNAL_SAS_ERROR.status)
+        return { result: INTERNAL_SAS_ERROR.message }
+
+      throw err
+    })
   }
 }

src/test/FileUploader.spec.ts

@@ -0,0 +1,137 @@
+import { FileUploader } from '../FileUploader'
+import { UploadFile } from '../types'
+
+const sampleResponse = `{
+  "SYSUSERID": "cas",
+  "_DEBUG":" ",
+  "SYS_JES_JOB_URI": "/jobExecution/jobs/000-000-000-000",
+  "_PROGRAM" : "/Public/app/editors/loadfile",
+  "SYSCC" : "0",
+  "SYSJOBID" : "117382",
+  "SYSWARNINGTEXT" : ""
+}`
+
+const prepareFilesAndParams = () => {
+  const files: UploadFile[] = [
+    {
+      file: new File([''], 'testfile'),
+      fileName: 'testfile'
+    }
+  ]
+  const params = { table: 'libtable' }
+
+  return { files, params }
+}
+
+describe('FileUploader', () => {
+  let originalFetch: any
+  const fileUploader = new FileUploader(
+    '/sample/apploc',
+    'https://sample.server.com',
+    '/jobs/path',
+    null,
+    null
+  )
+
+  beforeAll(() => {
+    originalFetch = (global as any).fetch
+  })
+
+  beforeEach(() => {
+    ;(global as any).fetch = jest.fn().mockImplementation(() =>
+      Promise.resolve({
+        text: () => Promise.resolve(sampleResponse)
+      })
+    )
+  })
+
+  afterAll(() => {
+    ;(global as any).fetch = originalFetch
+  })
+
+  it('should upload successfully', async (done) => {
+    const sasJob = 'test/upload'
+    const { files, params } = prepareFilesAndParams()
+
+    fileUploader.uploadFile(sasJob, files, params).then((res: any) => {
+      expect(JSON.stringify(res)).toEqual(
+        JSON.stringify(JSON.parse(sampleResponse))
+      )
+      done()
+    })
+  })
+
+  it('should an error when no files are provided', async (done) => {
+    const sasJob = 'test/upload'
+    const files: UploadFile[] = []
+    const params = { table: 'libtable' }
+
+    fileUploader.uploadFile(sasJob, files, params).catch((err: any) => {
+      expect(err.error.message).toEqual('At least one file must be provided.')
+      done()
+    })
+  })
+
+  it('should throw an error when no sasJob is provided', async (done) => {
+    const sasJob = ''
+    const { files, params } = prepareFilesAndParams()
+
+    fileUploader.uploadFile(sasJob, files, params).catch((err: any) => {
+      expect(err.error.message).toEqual('sasJob must be provided.')
+      done()
+    })
+  })
+
+  it('should throw an error when login is required', async (done) => {
+    ;(global as any).fetch = jest.fn().mockImplementation(() =>
+      Promise.resolve({
+        text: () => Promise.resolve('<form action="Logon">')
+      })
+    )
+
+    const sasJob = 'test'
+    const { files, params } = prepareFilesAndParams()
+
+    fileUploader.uploadFile(sasJob, files, params).catch((err: any) => {
+      expect(err.error.message).toEqual(
+        'You must be logged in to upload a file.'
+      )
+      done()
+    })
+  })
+
+  it('should throw an error when invalid JSON is returned by the server', async (done) => {
+    ;(global as any).fetch = jest.fn().mockImplementation(() =>
+      Promise.resolve({
+        text: () => Promise.resolve('{invalid: "json"')
+      })
+    )
+
+    const sasJob = 'test'
+    const { files, params } = prepareFilesAndParams()
+
+    fileUploader.uploadFile(sasJob, files, params).catch((err: any) => {
+      expect(err.error.message).toEqual(
+        'Error while parsing json from upload response.'
+      )
+      done()
+    })
+  })
+
+  it('should throw an error when the server request fails', async (done) => {
+    ;(global as any).fetch = jest.fn().mockImplementation(() =>
+      Promise.resolve({
+        text: () => Promise.reject('{message: "Server error"}')
+      })
+    )
+
+    const sasJob = 'test'
+    const { files, params } = prepareFilesAndParams()
+
+    fileUploader.uploadFile(sasJob, files, params).catch((err: any) => {
+      expect(err.error.message).toEqual('Upload request failed.')
+
+      done()
+    })
+  })
+})

src/test/utils/parseGeneratedCode.spec.ts

@@ -1,4 +1,4 @@
-import { parseGeneratedCode } from './index'
+import { parseGeneratedCode } from '../../utils/index'
 
 it('should parse generated code', async (done) => {
   expect(sampleResponse).toBeTruthy()

src/test/utils/parseSourceCode.spec.ts

@@ -1,4 +1,4 @@
-import { parseSourceCode } from './index'
+import { parseSourceCode } from '../../utils/index'
 
 it('should parse SAS9 source code', async (done) => {
   expect(sampleResponse).toBeTruthy()

src/types/ErrorResponse.ts

@@ -1,17 +1,19 @@
 export class ErrorResponse {
-  body: ErrorBody
+  error: ErrorBody
 
-  constructor(message: string, details?: any) {
-    let detailsString = ''
-    let raw
+  constructor(message: string, details?: any, raw?: any) {
+    let detailsString = details
 
-    try {
-      detailsString = JSON.stringify(details)
-    } catch {
-      raw = details
+    if (typeof details !== 'object') {
+      try {
+        detailsString = JSON.parse(details)
+      } catch {
+        raw = details
+        detailsString = ''
+      }
     }
 
-    this.body = {
+    this.error = {
       message,
       details: detailsString,
       raw

src/types/Folder.ts

@@ -4,4 +4,5 @@ export interface Folder {
   id: string
   uri: string
   links: Link[]
+  memberCount: number
 }

src/types/PollOptions.ts

@@ -0,0 +1,4 @@
+export interface PollOptions {
+  MAX_POLL_COUNT?: number
+  POLL_INTERVAL?: number
+}

src/types/index.ts

@@ -12,3 +12,4 @@ export * from './SASjsWaitingRequest'
 export * from './ServerType'
 export * from './Session'
 export * from './UploadFile'
+export * from './PollOptions'

src/utils/makeRequest.ts

@@ -2,7 +2,7 @@ import { CsrfToken } from '../types'
 import { needsRetry } from './needsRetry'
 
 let retryCount: number = 0
-let retryLimit: number = 5
+const retryLimit: number = 5
 
 export async function makeRequest<T>(
   url: string,
@@ -18,57 +18,118 @@ export async function makeRequest<T>(
       : (res: Response) => res.text()
   let etag = null
 
-  const result = await fetch(url, request).then(async (response) => {
-    if (response.redirected && response.url.includes('SASLogon/login')) {
-      return Promise.reject({ status: 401 })
-    }
-    if (!response.ok) {
-      if (response.status === 403) {
-        const tokenHeader = response.headers.get('X-CSRF-HEADER')
+  const result = await fetch(url, request)
+    .then(async (response) => {
+      if (response.redirected && response.url.includes('SASLogon/login')) {
+        return Promise.reject({ status: 401 })
+      }
 
-        if (tokenHeader) {
-          const token = response.headers.get(tokenHeader)
-          callback({
-            headerName: tokenHeader,
-            value: token || ''
+      if (!response.ok) {
+        if (response.status === 403) {
+          const tokenHeader = response.headers.get('X-CSRF-HEADER')
+
+          if (tokenHeader) {
+            const token = response.headers.get(tokenHeader)
+            callback({
+              headerName: tokenHeader,
+              value: token || ''
+            })
+
+            retryRequest = {
+              ...request,
+              headers: { ...request.headers, [tokenHeader]: token }
+            }
+
+            return await fetch(url, retryRequest).then((res) => {
+              etag = res.headers.get('ETag')
+              return responseTransform(res)
+            })
+          } else {
+            let body: any = await response.text().catch((err) => {
+              throw err
+            })
+
+            try {
+              body = JSON.parse(body)
+
+              body.message = `Forbidden. Check your permissions and user groups, and also the scopes granted when registering your CLIENT_ID. ${
+                body.message || ''
+              }`
+
+              body = JSON.stringify(body)
+            } catch (_) {}
+
+            return Promise.reject({ status: response.status, body })
+          }
+        } else {
+          let body: any = await response.text().catch((err) => {
+            throw err
           })
 
-          retryRequest = {
-            ...request,
-            headers: { ...request.headers, [tokenHeader]: token }
+          if (needsRetry(body)) {
+            if (retryCount < retryLimit) {
+              retryCount++
+              let retryResponse = await makeRequest(
+                url,
+                retryRequest || request,
+                callback,
+                contentType
+              ).catch((err) => {
+                throw err
+              })
+              retryCount = 0
+
+              etag = retryResponse.etag
+              return retryResponse.result
+            } else {
+              retryCount = 0
+
+              throw new Error('Request retry limit exceeded')
+            }
           }
 
-          return fetch(url, retryRequest).then((res) => {
-            etag = res.headers.get('ETag')
-            return responseTransform(res)
-          })
-        } else {
-          let body: any = await response.text()
+          if (response.status === 401) {
+            try {
+              body = JSON.parse(body)
 
-          try {
-            body = JSON.parse(body)
+              body.message = `Unauthorized request. Check your credentials(client, secret, access token). ${
+                body.message || ''
+              }`
 
-            body.message = `Forbidden. Check your permissions and user groups, and also the scopes granted when registering your CLIENT_ID. ${
-              body.message || ''
-            }`
-
-            body = JSON.stringify(body)
-          } catch (_) {}
+              body = JSON.stringify(body)
+            } catch (_) {}
+          }
 
           return Promise.reject({ status: response.status, body })
         }
       } else {
-        let body: any = await response.text()
+        if (response.status === 204) {
+          return Promise.resolve()
+        }
+        const responseTransformed = await responseTransform(response).catch(
+          (err) => {
+            throw err
+          }
+        )
+        let responseText = ''
 
-        if (needsRetry(body)) {
+        if (typeof responseTransformed === 'string') {
+          responseText = responseTransformed
+        } else {
+          responseText = JSON.stringify(responseTransformed)
+        }
+
+        if (needsRetry(responseText)) {
           if (retryCount < retryLimit) {
             retryCount++
-            let retryResponse = await makeRequest(
+            const retryResponse = await makeRequest(
               url,
               retryRequest || request,
               callback,
               contentType
-            )
+            ).catch((err) => {
+              throw err
+            })
             retryCount = 0
 
             etag = retryResponse.etag
@@ -80,57 +141,14 @@ export async function makeRequest<T>(
           }
         }
 
-        if (response.status === 401) {
-          try {
-            body = JSON.parse(body)
+        etag = response.headers.get('ETag')
 
-            body.message = `Unauthorized request. Check your credentials(client, secret, access token). ${
-              body.message || ''
-            }`
-
-            body = JSON.stringify(body)
-          } catch (_) {}
-        }
-
-        return Promise.reject({ status: response.status, body })
+        return responseTransformed
       }
-    } else {
-      if (response.status === 204) {
-        return Promise.resolve()
-      }
-      const responseTransformed = await responseTransform(response)
-      let responseText = ''
-
-      if (typeof responseTransformed === 'string') {
-        responseText = responseTransformed
-      } else {
-        responseText = JSON.stringify(responseTransformed)
-      }
-
-      if (needsRetry(responseText)) {
-        if (retryCount < retryLimit) {
-          retryCount++
-          const retryResponse = await makeRequest(
-            url,
-            retryRequest || request,
-            callback,
-            contentType
-          )
-          retryCount = 0
-
-          etag = retryResponse.etag
-          return retryResponse.result
-        } else {
-          retryCount = 0
-
-          throw new Error('Request retry limit exceeded')
-        }
-      }
-
-      etag = response.headers.get('ETag')
-      return responseTransformed
-    }
-  })
+    })
+    .catch((err) => {
+      throw err
+    })
 
   return { result, etag }
 }

webpack.config.js

@@ -47,6 +47,7 @@ const browserConfig = {
 const nodeConfig = {
   ...browserConfig,
   target: 'node',
+  entry: './node/index.ts',
   output: {
     ...browserConfig.output,
     path: path.resolve(__dirname, 'build', 'node')