File oauth_server.js has 292 lines of code (exceeds 250 allowed). Consider refactoring.

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import bodyParser from 'body-parser';

OAuth = {};
OAuthTest = {};

Function middleware has a Cognitive Complexity of 16 (exceeds 5 allowed). Consider refactoring.

Open

const middleware = async (req, res, next) => {
  let requestData;

  // Make sure to catch any exceptions because otherwise we'd crash
  // the runner

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Function middleware has 40 lines of code (exceeds 25 allowed). Consider refactoring.

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const middleware = async (req, res, next) => {
  let requestData;

  // Make sure to catch any exceptions because otherwise we'd crash
  // the runner

Function _endOfLoginResponse has 34 lines of code (exceeds 25 allowed). Consider refactoring.

Open

OAuth._endOfLoginResponse = (res, details) => {
  res.writeHead(200, {'Content-Type': 'text/html'});

  let redirectUrl;
  if (details.loginStyle === 'redirect') {

Function renderEndOfLoginResponse has 33 lines of code (exceeds 25 allowed). Consider refactoring.

Open

const renderEndOfLoginResponse = options => {
  // It would be nice to use Blaze here, but it's a little tricky
  // because our mustaches would be inside a <script> tag, and Blaze
  // would treat the <script> tag contents as text (e.g. encode '&' as
  // '&amp;'). So we just do a simple replace.

Function _renderOauthResults has a Cognitive Complexity of 9 (exceeds 5 allowed). Consider refactoring.

Open

OAuth._renderOauthResults = (res, query, credentialSecret) => {
  // For tests, we support the `only_credential_secret_for_test`
  // parameter, which just returns the credential secret without any
  // surrounding HTML. (The test needs to be able to easily grab the
  // secret and use it to log in.)

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Function _endOfLoginResponse has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

OAuth._endOfLoginResponse = (res, details) => {
  res.writeHead(200, {'Content-Type': 'text/html'});

  let redirectUrl;
  if (details.loginStyle === 'redirect') {

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Function renderEndOfLoginResponse has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

const renderEndOfLoginResponse = options => {
  // It would be nice to use Blaze here, but it's a little tricky
  // because our mustaches would be inside a <script> tag, and Blaze
  // would treat the <script> tag contents as text (e.g. encode '&' as
  // '&amp;'). So we just do a simple replace.

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  Read up