From e4f3ed82ee2f3a9f68b159c2817acd2f6a9f35aa Mon Sep 17 00:00:00 2001
From: Divy Srivastava <dj.srivastava23@gmail.com>
Date: Thu, 13 Jun 2024 19:04:32 +0530
Subject: fix(ext/webgpu): fix surface creation panic when adapter not
 initialized (#24201)

Fixes https://github.com/denoland/deno/issues/23433
---
 ext/webgpu/byow.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'ext')

diff --git a/ext/webgpu/byow.rs b/ext/webgpu/byow.rs
index 2d77cff6e..fa3ce2d96 100644
--- a/ext/webgpu/byow.rs
+++ b/ext/webgpu/byow.rs
@@ -24,7 +24,9 @@ pub fn op_webgpu_surface_create(
   p1: *const c_void,
   p2: *const c_void,
 ) -> Result<ResourceId, AnyError> {
-  let instance = state.borrow::<super::Instance>();
+  let instance = state.try_borrow::<super::Instance>().ok_or_else(|| {
+    type_error("Cannot create surface outside of WebGPU context. Did you forget to call `navigator.gpu.requestAdapter()`?")
+  })?;
   // Security note:
   //
   // The `p1` and `p2` parameters are pointers to platform-specific window
-- 
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