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LibJS: Implement and test getters added by resizable ArrayBuffer

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This commit is contained in:
ForLoveOfCats
2022-03-02 11:45:26 -05:00
committed by Linus Groh
parent e01ee4e30b
commit b29e19c52a
Notes: sideshowbarker 2024-07-17 18:01:39 +09:00 
Author: https://github.com/ForLoveOfCats
Commit: https://github.com/SerenityOS/serenity/commit/b29e19c52a
Pull-request: https://github.com/SerenityOS/serenity/pull/12595
Reviewed-by: https://github.com/davidot
Reviewed-by: https://github.com/linusg
6 changed files with 113 additions and 0 deletions
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10
Userland/Libraries/LibJS/Runtime/ArrayBuffer.cpp
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@@ -48,6 +48,16 @@ ArrayBuffer::~ArrayBuffer()
{
}
// 1.1.5 IsResizableArrayBuffer ( arrayBuffer ), https://tc39.es/proposal-resizablearraybuffer/#sec-isresizablearraybuffer
bool ArrayBuffer::is_resizable_array_buffer() const
{
// 1. Assert: Type(arrayBuffer) is Object and arrayBuffer has an [[ArrayBufferData]] internal slot.
// 2. If buffer has an [[ArrayBufferMaxByteLength]] internal slot, return true.
// 3. Return false.
return m_max_byte_length.has_value();
}
void ArrayBuffer::visit_edges(Cell::Visitor& visitor)
{
Base::visit_edges(visitor);