ladybird/Userland/Libraries/LibWeb/Fetch/Fetching/PendingResponse.h
Timothy Flynn 7955cb14fb LibWeb: Add missing GCPtr.h includes to Fetch headers
These are missing in most Fetch headers, and clangd is (rightfully) very
loud about it on a few of these.
2023-02-10 13:53:45 +00:00

45 lines
1.6 KiB
C++

/*
* Copyright (c) 2022, Linus Groh <linusg@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibJS/Forward.h>
#include <LibJS/Heap/Cell.h>
#include <LibJS/Heap/GCPtr.h>
#include <LibJS/SafeFunction.h>
#include <LibWeb/Fetch/Infrastructure/HTTP/Responses.h>
namespace Web::Fetch::Fetching {
// Non-standard wrapper around a possibly pending Infrastructure::Response.
// This is needed to fit the asynchronous nature of ResourceLoader into the synchronous expectations
// of the Fetch spec - we run 'in parallel' as a deferred_invoke(), which is still on the main thread;
// therefore we use callbacks to run portions of the spec that require waiting for an HTTP load.
class PendingResponse : public JS::Cell {
JS_CELL(PendingResponse, JS::Cell);
public:
using Callback = JS::SafeFunction<void(JS::NonnullGCPtr<Infrastructure::Response>)>;
[[nodiscard]] static JS::NonnullGCPtr<PendingResponse> create(JS::VM&, JS::NonnullGCPtr<Infrastructure::Request>);
[[nodiscard]] static JS::NonnullGCPtr<PendingResponse> create(JS::VM&, JS::NonnullGCPtr<Infrastructure::Request>, JS::NonnullGCPtr<Infrastructure::Response>);
void when_loaded(Callback);
void resolve(JS::NonnullGCPtr<Infrastructure::Response>);
private:
PendingResponse(JS::NonnullGCPtr<Infrastructure::Request>, JS::GCPtr<Infrastructure::Response> = {});
virtual void visit_edges(JS::Cell::Visitor&) override;
void run_callback() const;
Callback m_callback;
JS::NonnullGCPtr<Infrastructure::Request> m_request;
JS::GCPtr<Infrastructure::Response> m_response;
};
}