From e0485b49ac394ddff157fabe627ea78d9a47080c Mon Sep 17 00:00:00 2001
From: Aron Granberg <aron.granberg@gmail.com>
Date: Sat, 11 Apr 2020 11:22:40 +0200
Subject: [PATCH] Improve error message when bind group and bind group layout
 have different number of entries

---
 wgpu-core/src/device/mod.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wgpu-core/src/device/mod.rs b/wgpu-core/src/device/mod.rs
index 2888a2310f..a0a628f418 100644
--- a/wgpu-core/src/device/mod.rs
+++ b/wgpu-core/src/device/mod.rs
@@ -1044,7 +1044,7 @@ impl<G: GlobalIdentityHandlerFactory> Global<G> {
         let (bind_group_layout_guard, mut token) = hub.bind_group_layouts.read(&mut token);
         let bind_group_layout = &bind_group_layout_guard[desc.layout];
         let entries = unsafe { slice::from_raw_parts(desc.entries, desc.entries_length) };
-        assert_eq!(entries.len(), bind_group_layout.entries.len());
+        assert_eq!(entries.len(), bind_group_layout.entries.len(), "Bind group has {} entries and bind group layout has {} entries, they should be the same.", entries.len(), bind_group_layout.entries.len());
 
         let desc_set = unsafe {
             let mut desc_sets = ArrayVec::<[_; 1]>::new();