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LibJS: Show when an ArrayBuffer is detached when printing

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This commit is contained in:
PrestonLTaylor 2023-06-30 17:52:47 +01:00 • committed by Jelle Raaijmakers
parent 286bf307d2
commit 34c5d34b95
1 changed files with 9 additions and 2 deletions
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11
Userland/Libraries/LibJS/Print.cpp
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@ -384,13 +384,20 @@ ErrorOr<void> print_promise(JS::PrintContext& print_context, JS::Promise const&
ErrorOr<void> print_array_buffer(JS::PrintContext& print_context, JS::ArrayBuffer const& array_buffer, HashTable<JS::Object*>& seen_objects)
{
auto& buffer = array_buffer.buffer();
auto byte_length = array_buffer.byte_length();
TRY(print_type(print_context, "ArrayBuffer"sv));
auto byte_length = array_buffer.byte_length();
TRY(js_out(print_context, "\n byteLength: "));
TRY(print_value(print_context, JS::Value((double)byte_length), seen_objects));
if (array_buffer.is_detached()) {
TRY(js_out(print_context, "\n Detached"));
return {};
}
if (byte_length == 0)
return {};
auto& buffer = array_buffer.buffer();
TRY(js_out(print_context, "\n"));
for (size_t i = 0; i < byte_length; ++i) {
TRY(js_out(print_context, "{:02x}", buffer[i]));