1 files changed, 6 insertions, 0 deletions
diff --git a/extension/scripts/package.js b/extension/scripts/package.js
index ae9a4d94..e36df029 100644
--- a/extension/scripts/package.js
+++ b/extension/scripts/package.js
@@ -17,6 +17,12 @@ exec("npm install", (error) => {
 
       exec("npm run build", (error) => {
         if (error) throw error;
+        if (!fs.existsSync(path.join("dist", "assets", "index.js"))) {
+          throw new Error("react-app build did not produce index.js");
+        }
+        if (!fs.existsSync(path.join("dist", "assets", "index.css"))) {
+          throw new Error("react-app build did not produce index.css");
+        }
         console.log("npm run build in react-app completed");
 
         process.chdir("..");