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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_RENDERER_V8_VALUE_CONVERTER_IMPL_H_
#define CONTENT_RENDERER_V8_VALUE_CONVERTER_IMPL_H_
#include <map>
#include "base/memory/raw_ptr.h"
#include "base/values.h"
#include "content/common/content_export.h"
#include "content/public/renderer/v8_value_converter.h"
namespace content {
class CONTENT_EXPORT V8ValueConverterImpl : public V8ValueConverter {
public:
V8ValueConverterImpl();
V8ValueConverterImpl(const V8ValueConverterImpl&) = delete;
V8ValueConverterImpl& operator=(const V8ValueConverterImpl&) = delete;
// V8ValueConverter implementation.
void SetDateAllowed(bool val) override;
void SetRegExpAllowed(bool val) override;
void SetFunctionAllowed(bool val) override;
void SetStripNullFromObjects(bool val) override;
void SetConvertNegativeZeroToInt(bool val) override;
void SetStrategy(Strategy* strategy) override;
v8::Local<v8::Value> ToV8Value(base::ValueView value,
v8::Local<v8::Context> context) override;
std::unique_ptr<base::Value> FromV8Value(
v8::Local<v8::Value> value,
v8::Local<v8::Context> context) override;
private:
friend class ScopedAvoidIdentityHashForTesting;
class FromV8ValueState;
class ScopedUniquenessGuard;
v8::Local<v8::Value> ToV8ValueImpl(v8::Isolate* isolate,
v8::Local<v8::Object> creation_context,
base::ValueView value) const;
v8::Local<v8::Value> ToV8Array(v8::Isolate* isolate,
v8::Local<v8::Object> creation_context,
const base::Value::List& list) const;
v8::Local<v8::Value> ToV8Object(v8::Isolate* isolate,
v8::Local<v8::Object> creation_context,
const base::Value::Dict& dictionary) const;
v8::Local<v8::Value> ToArrayBuffer(
v8::Isolate* isolate,
v8::Local<v8::Object> creation_context,
const base::Value::BlobStorage& value) const;
std::unique_ptr<base::Value> FromV8ValueImpl(FromV8ValueState* state,
v8::Local<v8::Value> value,
v8::Isolate* isolate) const;
std::unique_ptr<base::Value> FromV8Array(v8::Local<v8::Array> array,
FromV8ValueState* state,
v8::Isolate* isolate) const;
// This will convert objects of type ArrayBuffer or any of the
// ArrayBufferView subclasses.
std::unique_ptr<base::Value> FromV8ArrayBuffer(v8::Local<v8::Object> val,
v8::Isolate* isolate) const;
std::unique_ptr<base::Value> FromV8Object(v8::Local<v8::Object> object,
FromV8ValueState* state,
v8::Isolate* isolate) const;
// If true, we will convert Date JavaScript objects to doubles.
bool date_allowed_;
// If true, we will convert RegExp JavaScript objects to string.
bool reg_exp_allowed_;
// If true, we will convert Function JavaScript objects to dictionaries.
bool function_allowed_;
// If true, undefined and null values are ignored when converting v8 objects
// into Values.
bool strip_null_from_objects_;
// If true, convert -0 to an integer value (instead of a double).
bool convert_negative_zero_to_int_;
bool avoid_identity_hash_for_testing_;
// Strategy object that changes the converter's behavior.
raw_ptr<Strategy, DanglingUntriaged> strategy_;
};
} // namespace content
#endif // CONTENT_RENDERER_V8_VALUE_CONVERTER_IMPL_H_
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