From 5ce6d03987185783e51cdd2cbc3b2f7c7ab1e5b7 Mon Sep 17 00:00:00 2001
From: GitHub Actions
 <runner@fv-az50.0ark0pjh0waebiry0h5yhuep4d.cx.internal.cloudapp.net>
Date: Fri, 6 Mar 2020 22:30:26 +0000
Subject: [PATCH] chore: Update dist

---
 dist/index.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/dist/index.js b/dist/index.js
index fc1e81c..086f10a 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -137,6 +137,7 @@ const USER_AGENT = 'configure-aws-credentials-for-github-actions';
 const MAX_TAG_VALUE_LENGTH = 256;
 const SANITIZATION_CHARACTER = '_';
 const ROLE_SESSION_NAME = 'GitHubActions';
+const REGION_REGEX = /^[a-z0-9-]+$/g;
 
 async function assumeRole(params) {
   // Assume a role to get short-lived credentials using longer-lived credentials.
@@ -278,6 +279,10 @@ async function run() {
     const roleDurationSeconds = core.getInput('role-duration-seconds', {required: false}) || MAX_ACTION_RUNTIME;
     const roleSessionName = core.getInput('role-session-name', { required: false }) || ROLE_SESSION_NAME;
 
+    if (!region.match(REGION_REGEX)) {
+      throw new Error(`Region is not valid: ${region}`);
+    }
+
     exportRegion(region);
 
     // Always export the source credentials and account ID.