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LibJS: Handle possible allocation failure in ArrayBuffer(size_t)

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...by replacing it with a ctor that takes the buffer instead, and
handling the allocation failure in ArrayBuffer::create(size_t) by
throwing a RangeError as specified by the spec.
This commit is contained in:
Ali Mohammad Pur
2021-09-05 14:43:15 +04:30
committed by Andreas Kling
parent d20fc922c5
commit 7589cc2494
Notes: sideshowbarker 2024-07-18 04:39:32 +09:00 
Author: https://github.com/alimpfard
Commit: https://github.com/SerenityOS/serenity/commit/7589cc2494c
Pull-request: https://github.com/SerenityOS/serenity/pull/9832
Reviewed-by: https://github.com/IdanHo
5 changed files with 22 additions and 6 deletions
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6
Userland/Libraries/LibJS/Runtime/ArrayBufferConstructor.cpp
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@@ -60,7 +60,11 @@ Value ArrayBufferConstructor::construct(FunctionObject&)
}
return {};
}
return ArrayBuffer::create(global_object(), byte_length);
auto array_buffer = ArrayBuffer::create(global_object(), byte_length);
if (!array_buffer)
return {};
return array_buffer;
}
// 25.1.4.1 ArrayBuffer.isView ( arg ), https://tc39.es/ecma262/#sec-arraybuffer.isview