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LibWeb: Implement '5.3. Body mixin' from the Fetch API :^)

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This will be used to share functionality between Request and Response.
This commit is contained in:
Linus Groh 2022-09-25 19:30:24 +01:00
parent afe2563e2b
commit 5ad6283331
5 changed files with 235 additions and 0 deletions
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47
Userland/Libraries/LibWeb/Fetch/Body.h Normal file
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/*
* Copyright (c) 2022, Linus Groh <linusg@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Forward.h>
#include <LibJS/Forward.h>
#include <LibWeb/Forward.h>
namespace Web::Fetch {
enum class PackageDataType {
ArrayBuffer,
Blob,
FormData,
JSON,
Text,
};
// https://fetch.spec.whatwg.org/#body-mixin
class BodyMixin {
public:
virtual ~BodyMixin();
virtual Optional<MimeSniff::MimeType> mime_type_impl() const = 0;
virtual Optional<Infrastructure::Body&> body_impl() = 0;
virtual Optional<Infrastructure::Body const&> body_impl() const = 0;
[[nodiscard]] bool is_unusable() const;
[[nodiscard]] JS::GCPtr<Streams::ReadableStream> body() const;
[[nodiscard]] bool body_used() const;
// JS API functions
[[nodiscard]] JS::NonnullGCPtr<JS::Promise> array_buffer() const;
[[nodiscard]] JS::NonnullGCPtr<JS::Promise> blob() const;
[[nodiscard]] JS::NonnullGCPtr<JS::Promise> form_data() const;
[[nodiscard]] JS::NonnullGCPtr<JS::Promise> json() const;
[[nodiscard]] JS::NonnullGCPtr<JS::Promise> text() const;
};
[[nodiscard]] WebIDL::ExceptionOr<JS::Value> package_data(JS::Realm&, ByteBuffer, PackageDataType, Optional<MimeSniff::MimeType> const&);
[[nodiscard]] JS::NonnullGCPtr<JS::Promise> consume_body(JS::Realm&, BodyMixin const&, PackageDataType);
}