Handle cases where SharedWorker is not supported at all

webgpu · Feb 1, 2024 · a5f1762 · a5f1762
1 parent b21fa15
commit a5f1762
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Showing 2 changed files with 11 additions and 2 deletions.
diff --git a/index.html b/index.html
@@ -216,6 +216,7 @@ <h1><img src="webgpu-notext.svg" class="logo">WebGPU Report <div class="hide-on-
     pointer-events: none;
 }
 #forkongithub a {
+    margin-top: 8px;
     background: #000;
     color: #fff;
     text-decoration: none;

diff --git a/index.js b/index.js
@@ -210,7 +210,7 @@ function expandMapLike(obj, sort = true) {
 function setLikeToTableRows(values) {
   return values
     ? expandSetLike(values)
-    : [el('tr', {}, [el('td', {colSpan: 2, textContent: 'not yet implemented by this browser'})])];
+    : [el('tr', {}, [el('td', {colSpan: 2, className: 'nowrap', textContent: 'not yet implemented by this browser'})])];
 }
 
 function mapLikeToTableRows(values, sort = true) {
@@ -435,7 +435,15 @@ async function checkWorkers(workerType) {
     obj[feature] = supported ? success : [fail, {className: 'not-supported'}];
   };
 
-  const worker = new WorkerHelper('worker.js', workerType);
+  let worker;
+  try {
+    worker = new WorkerHelper('worker.js', workerType);
+  } catch(error) {
+    addElemToDocument(el('table', { className: 'worker' }, [
+      el('tbody', {}, setLikeToTableRows(undefined)),
+    ]));
+    return;
+  }
   const {rAF, gpu, adapter, device, context, offscreen: offscreenSupported, twoD } = await worker.getMessage('checkWebGPU', {canvas: offscreenCanvas}, [offscreenCanvas]);
   addSupportsRow('webgpu API', gpu, 'exists', 'n/a');
   if (gpu) {