From 42eb34d2ed35bea9fbee5d4734f5e306167d1d1a Mon Sep 17 00:00:00 2001
From: Thomas Weber <weber_t@mailbox.org>
Date: Tue, 31 Aug 2021 23:33:14 -0500
Subject: [PATCH] Update download project error messages

---
 src/packager/download-project.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/packager/download-project.js b/src/packager/download-project.js
index 0495e97..e5223f8 100644
--- a/src/packager/download-project.js
+++ b/src/packager/download-project.js
@@ -289,9 +289,12 @@ const downloadProject = async (data, progressCallback) => {
         zip = await JSZip.loadAsync(data);
       } catch (e) {
         console.warn(e);
-        throw new Error('Cannot parse project');
+        throw new Error('Cannot parse project: not a zip or sb');
       }
       const projectDataFile = zip.file('project.json');
+      if (!projectDataFile) {
+        throw new Error('project.json is missing');
+      }
       const projectDataText = await projectDataFile.async('text');
       const projectData = JSON.parse(projectDataText);
       type = identifyProjectType(projectData);