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LibWeb: Set a detach key for ArrayBuffers returned from WASM

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As required by the specification:
`Set buffer.[[ArrayBufferDetachKey]] to "WebAssembly.Memory".`
This commit is contained in:
Idan Horowitz
2021-06-11 00:59:24 +03:00
committed by Linus Groh
parent a64089092f
commit f5a978c1aa
3 changed files with 13 additions and 1 deletions
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4
Userland/Libraries/LibWeb/WebAssembly/WebAssemblyObject.cpp
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@@ -441,7 +441,9 @@ JS_DEFINE_NATIVE_GETTER(WebAssemblyMemoryObject::buffer)
if (!memory)
return JS::js_undefined();
return JS::ArrayBuffer::create(global_object, &memory->data());
auto array_buffer = JS::ArrayBuffer::create(global_object, &memory->data());
array_buffer->set_detach_key(JS::js_string(vm, "WebAssembly.Memory"));
return array_buffer;
}
}