Handle OOM in btoa (oven-sh#12353)

Co-authored-by: Jarred-Sumner <Jarred-Sumner@users.noreply.github.com>
anonrig · Jul 6, 2024 · cd97c21 · cd97c21
1 parent 57d2290
commit cd97c21
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/bun.js/bindings/ZigGlobalObject.cpp b/src/bun.js/bindings/ZigGlobalObject.cpp
@@ -1519,6 +1519,10 @@ JSC_DEFINE_HOST_FUNCTION(functionBTOA,
         LChar* ptr;
         unsigned length = encodedString.length();
         auto dest = WTF::String::createUninitialized(length, ptr);
+        if (UNLIKELY(dest.isNull())) {
+            throwOutOfMemoryError(globalObject, throwScope);
+            return JSC::JSValue::encode(JSC::JSValue {});
+        }
         WTF::StringImpl::copyCharacters(ptr, encodedString.span16());
         encodedString = WTFMove(dest);
     }