fix: correct WeakRef for old Safari. fixes #68

theKashey · Apr 6, 2024 · 3e79b5f · 3e79b5f
1 parent 3c64d15
commit 3e79b5f
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Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/.size.json b/.size.json
@@ -2,7 +2,7 @@
   {
     "name": "dist/es2015/index.js",
     "passed": true,
-    "size": 3378,
+    "size": 3421,
     "sizeLimit": 3600
   }
 ]
diff --git a/src/return-focus.ts b/src/return-focus.ts
@@ -15,6 +15,12 @@ function weakRef(value: Element | null): null | Ref;
 function weakRef(value: Element | null): SetRef | Ref | null {
   if (!value) return null;
 
+  // #68 Safari 14.1 dont have it yet
+  // FIXME: remove in 2025
+  if (typeof WeakRef === 'undefined') {
+    return () => value || null;
+  }
+
   const w = value ? new WeakRef(value) : null;
 
   return () => w?.deref() || null;