fixing sha issue

index.js

@@ -37,6 +37,10 @@ AWS.SingleSignOnCredentials = AWS.util.inherit(AWS.Credentials, {
  }
  AWS.config.update({ region: profile.sso_region });
  const sso = new AWS.SSO();
+ if (!profile.sso_start_url) {
+ callback(new Error("No sso_start_url"));
+ return;
+ }
 
  const fileName = `${sha1(profile.sso_start_url)}.json`;
 
@@ -52,18 +56,20 @@ AWS.SingleSignOnCredentials = AWS.util.inherit(AWS.Credentials, {
  const cachedFile = fs.readFileSync(cachePath);
  cacheObj = JSON.parse(cachedFile.toString());
  }
- const request = {
- accessToken: cacheObj.accessToken,
- accountId: profile.sso_account_id,
- roleName: profile.sso_role_name,
- };
- if (!request) {
+
+ if (!cacheObj) {
  throw AWS.util.error(
  new Error(
  `Cached credentials not found under ${cachePath}. Please make sure you log in with 'aws sso login' first`
  )
  );
  }
+
+ const request = {
+ accessToken: cacheObj.accessToken,
+ accountId: profile.sso_account_id,
+ roleName: profile.sso_role_name,
+ };
  sso.getRoleCredentials(request, (err, c) => {
  if (!c) {
  console.log(err.message);

package.json

@@ -1,6 +1,6 @@
 {
  "name": "@mhlabs/aws-sdk-sso",
- "version": "0.0.9",
+ "version": "0.0.10",
  "description": "Credentials provider for AWS Single Sign-On",
  "main": "index.js",
  "scripts": {