From 5965fc91c3c53e6421c425d1f935752d49abfd8d Mon Sep 17 00:00:00 2001
From: Tim Sullivan <tsullivan@users.noreply.github.com>
Date: Fri, 8 Jun 2018 10:12:14 -0700
Subject: [PATCH] Improve error message for missing asset (#655)

---
 public/functions/asset.js | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/public/functions/asset.js b/public/functions/asset.js
index 9d4fda337db95..4765e9b38e963 100644
--- a/public/functions/asset.js
+++ b/public/functions/asset.js
@@ -17,9 +17,11 @@ export const asset = () => ({
     },
   },
   fn: (context, args) => {
-    // TODO: handle the case where the asset id provided doesn't exist
     const assetId = args._;
-    const { value } = getAssetById(getState(), assetId);
-    return value;
+    const asset = getAssetById(getState(), assetId);
+    if (asset !== undefined) {
+      return asset.value;
+    }
+    throw new Error('Could not get the asset by ID: ' + assetId);
   },
 });