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LibJS: Add spec comment for IsDetachedBuffer ( arrayBuffer )

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Shannon Booth 2023-06-28 17:20:44 +12:00 • committed by Linus Groh
parent 8ac4a5315b
commit 78d5c23c3a
1 changed files with 10 additions and 1 deletions
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11
Userland/Libraries/LibJS/Runtime/ArrayBuffer.h
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@ -43,7 +43,16 @@ public:
void set_detach_key(Value detach_key) { m_detach_key = detach_key; }
void detach_buffer() { m_buffer = Empty {}; }
bool is_detached() const { return m_buffer.has<Empty>(); }
// 25.1.2.2 IsDetachedBuffer ( arrayBuffer ), https://tc39.es/ecma262/#sec-isdetachedbuffer
bool is_detached() const
{
// 1. If arrayBuffer.[[ArrayBufferData]] is null, return true.
if (m_buffer.has<Empty>())
return true;
// 2. Return false.
return false;
}
enum Order {
SeqCst,