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LibWeb: Make Headers and HeadersIterator GC-allocated

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This commit is contained in:
Andreas Kling 2022-09-04 12:48:49 +02:00
parent a8a42b4432
commit 96f6c7fae5
6 changed files with 62 additions and 67 deletions
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21
Userland/Libraries/LibWeb/Fetch/Headers.cpp
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@ -4,17 +4,16 @@
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/Bindings/HeadersWrapper.h>
#include <LibWeb/Fetch/Headers.h>
#include <LibWeb/HTML/Window.h>
namespace Web::Fetch {
// https://fetch.spec.whatwg.org/#dom-headers
DOM::ExceptionOr<NonnullRefPtr<Headers>> Headers::create(Optional<HeadersInit> const& init)
DOM::ExceptionOr<JS::NonnullGCPtr<Headers>> Headers::create_with_global_object(HTML::Window& window, Optional<HeadersInit> const& init)
{
// The new Headers(init) constructor steps are:
auto headers = adopt_ref(*new Headers());
auto* headers = window.heap().allocate<Headers>(window.realm(), window);
// 1. Set this’s guard to "none".
headers->m_guard = Guard::None;
@ -23,9 +22,17 @@ DOM::ExceptionOr<NonnullRefPtr<Headers>> Headers::create(Optional<HeadersInit> c
if (init.has_value())
TRY(headers->fill(*init));
return headers;
return JS::NonnullGCPtr(*headers);
}
Headers::Headers(HTML::Window& window)
: PlatformObject(window.realm())
{
set_prototype(&window.cached_web_prototype("Headers"));
}
Headers::~Headers() = default;
// https://fetch.spec.whatwg.org/#dom-headers-append
DOM::ExceptionOr<void> Headers::append(String const& name_string, String const& value_string)
{
@ -158,13 +165,11 @@ DOM::ExceptionOr<void> Headers::set(String const& name_string, String const& val
// https://webidl.spec.whatwg.org/#es-iterable, Step 4
JS::ThrowCompletionOr<void> Headers::for_each(ForEachCallback callback)
{
auto& vm = wrapper()->vm();
// The value pairs to iterate over are the return value of running sort and combine with this’s header list.
auto value_pairs_to_iterate_over = [&]() -> JS::ThrowCompletionOr<Vector<Fetch::Infrastructure::Header>> {
auto headers_or_error = m_header_list.sort_and_combine();
if (headers_or_error.is_error())
return vm.throw_completion<JS::InternalError>(JS::ErrorType::NotEnoughMemoryToAllocate);
return vm().throw_completion<JS::InternalError>(JS::ErrorType::NotEnoughMemoryToAllocate);
return headers_or_error.release_value();
};