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authorGravatar Jarred Sumner <709451+Jarred-Sumner@users.noreply.github.com> 2023-02-05 06:17:21 -0800
committerGravatar Jarred Sumner <709451+Jarred-Sumner@users.noreply.github.com> 2023-02-05 06:17:21 -0800
commit864913684558466f8517de9d474180a6bc19915c (patch)
tree363ba440cc027052934d1ea5acdbfa34ad9279aa /src/bun.js/bindings/JSBuffer.cpp
parente8fe6dd2f8720303bd730742879cb7c00ea38b56 (diff)
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`substringSharingImpl` allocates, do not use
Diffstat (limited to 'src/bun.js/bindings/JSBuffer.cpp')
-rw-r--r--src/bun.js/bindings/JSBuffer.cpp5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/bun.js/bindings/JSBuffer.cpp b/src/bun.js/bindings/JSBuffer.cpp
index c985a7505..a6c735af7 100644
--- a/src/bun.js/bindings/JSBuffer.cpp
+++ b/src/bun.js/bindings/JSBuffer.cpp
@@ -729,7 +729,10 @@ static inline JSC::EncodedJSValue jsBufferConstructorFunction_concatBody(JSC::JS
static inline JSC::EncodedJSValue jsBufferConstructorFunction_isEncodingBody(JSC::JSGlobalObject* lexicalGlobalObject, JSC::CallFrame* callFrame)
{
auto& vm = JSC::getVM(lexicalGlobalObject);
- auto encoding_ = callFrame->argument(0).toString(lexicalGlobalObject);
+ auto* encoding_ = callFrame->argument(0).toStringOrNull(lexicalGlobalObject);
+ if (!encoding_)
+ return JSValue::encode(jsBoolean(false));
+
std::optional<BufferEncodingType> encoded = parseEnumeration<BufferEncodingType>(*lexicalGlobalObject, encoding_);
return JSValue::encode(jsBoolean(!!encoded));
}