Refactor showing error notification

Signed-off-by: Lauri Nevala <lauri.nevala@gmail.com>

src/renderer/components/+extensions/attempt-install/create-temp-files-and-validate/create-temp-files-and-validate.tsx

@@ -63,7 +63,9 @@ export async function createTempFilesAndValidate({
     const manifest = await validatePackage(tempFile);
 
     if (!isCompatibleExtension(manifest)){
-      throw new Error("Incompatible extension");
+      displayError(fileName, { message: "Incompatible extension" });
+
+      return null;
     }
 
     const id = path.join(
@@ -80,6 +82,13 @@ export async function createTempFilesAndValidate({
       id,
     };
   } catch (error) {
+    displayError(fileName, error);
+  }
+
+  return null;
+}
+
+function displayError(fileName: string, error: any) {
   const message = getMessageFromError(error);
 
   logger.info(
@@ -96,9 +105,6 @@ export async function createTempFilesAndValidate({
       </p>
     </div>,
   );
-  }
-
-  return null;
 }