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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_STREAMS_READ_REQUEST_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_STREAMS_READ_REQUEST_H_
#include "third_party/blink/renderer/core/core_export.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
#include "third_party/blink/renderer/platform/heap/visitor.h"
#include "v8/include/v8.h"
namespace blink {
class ExceptionState;
class ScriptState;
// Implementation of the "read request" struct from the standard. ReadRequest
// allows polymorphically overriding the chunk, close, and error steps.
// https://streams.spec.whatwg.org/#read-request
class CORE_EXPORT ReadRequest : public GarbageCollected<ReadRequest> {
public:
ReadRequest() = default;
ReadRequest(const ReadRequest&) = delete;
ReadRequest& operator=(const ReadRequest&) = delete;
virtual ~ReadRequest() = default;
virtual void ChunkSteps(ScriptState*,
v8::Local<v8::Value> chunk,
ExceptionState&) const = 0;
virtual void CloseSteps(ScriptState*) const = 0;
virtual void ErrorSteps(ScriptState*, v8::Local<v8::Value> e) const = 0;
virtual void Trace(Visitor*) const {}
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_STREAMS_READ_REQUEST_H_
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