{

//-------------------------------------------------------------------------

// types

//-------------------------------------------------------------------------

using Value = std::basic_string<StdChar>;

using UTF8Converter = std::wstring_convert<std::codecvt_utf8_utf16<StdChar>, StdChar>;

//-------------------------------------------------------------------------

// constructors

//-------------------------------------------------------------------------

StdString()

{

}

StdString(const StdString& that):

m_Value(that.m_Value)

{

}

StdString(StdString&& that) noexcept:

m_Value(std::move(that.m_Value))

{

}

explicit StdString(const Value& value):

m_Value(value)

{

}

explicit StdString(Value&& value):

m_Value(std::move(value))

{

}

explicit StdString(const StdChar* pValue):

m_Value(EnsureNonNull(pValue))

{

}

StdString(const StdChar* pValue, int32_t length):

StdString(Value(EnsureNonNull(pValue), length))

{

}

explicit StdString(const std::string& value):

m_Value(UTF8Converter().from_bytes(value))

{

}

//-------------------------------------------------------------------------

// assignment

//-------------------------------------------------------------------------

const StdString& operator=(const StdString& that)

{

m_Value = that.m_Value;

return *this;

}

const StdString& operator=(StdString&& that) noexcept

{

m_Value = std::move(that.m_Value);

return *this;

}

const StdString& operator=(const Value& value)

{

m_Value = value;

return *this;

}

const StdString& operator=(Value&& value)

{

m_Value = std::move(value);

return *this;

}

const StdString& operator=(const StdChar* pValue)

{

m_Value = EnsureNonNull(pValue);

return *this;

}

//-------------------------------------------------------------------------

// concatenation

//-------------------------------------------------------------------------

const StdString& operator+=(const StdString& that)

{

m_Value += that.m_Value;

return *this;

}

const StdString& operator+=(const Value& value)

{

m_Value += value;

return *this;

}

const StdString& operator+=(const StdChar* pValue)

{

m_Value += EnsureNonNull(pValue);

return *this;

}

const StdString& operator+=(StdChar value)

{

m_Value += value;

return *this;

}

//-------------------------------------------------------------------------

// comparison

//-------------------------------------------------------------------------

int Compare(const StdString& that) const { return m_Value.compare(that.m_Value); }

int Compare(const Value& value) const { return m_Value.compare(value); }

int Compare(const StdChar* pValue) const { return m_Value.compare(pValue); }

bool operator==(const StdString& that) const { return m_Value == that.m_Value; }

bool operator==(const Value& value) const { return m_Value == value; }

bool operator==(const StdChar* pValue) const { return m_Value == pValue; }

bool operator!=(const StdString& that) const { return m_Value != that.m_Value; }

bool operator!=(const Value& value) const { return m_Value != value; }

bool operator!=(const StdChar* pValue) const { return m_Value != pValue; }

bool operator<(const StdString& that) const { return m_Value < that.m_Value; }

bool operator<(const Value& value) const { return m_Value < value; }

bool operator<(const StdChar* pValue) const { return m_Value < pValue; }

bool operator<=(const StdString& that) const { return m_Value <= that.m_Value; }

bool operator<=(const Value& value) const { return m_Value <= value; }

bool operator<=(const StdChar* pValue) const { return m_Value <= pValue; }

bool operator>(const StdString& that) const { return m_Value > that.m_Value; }

bool operator>(const Value& value) const { return m_Value > value; }

bool operator>(const StdChar* pValue) const { return m_Value > pValue; }

bool operator>=(const StdString& that) const { return m_Value >= that.m_Value; }

bool operator>=(const Value& value) const { return m_Value >= value; }

bool operator>=(const StdChar* pValue) const { return m_Value >= pValue; }

//-------------------------------------------------------------------------

// miscellaneous

//-------------------------------------------------------------------------

int GetLength() const

{

return static_cast<int>(m_Value.length());

}

size_t GetDigest() const;

const StdChar* ToCString() const

{

return m_Value.c_str();

}

std::string ToUTF8() const

{

return UTF8Converter().to_bytes(m_Value);

}

//-------------------------------------------------------------------------

// V8 extensions

//-------------------------------------------------------------------------

StdString(v8::Isolate* pIsolate, v8::Local<v8::Value> hValue):

m_Value(GetValue(pIsolate, hValue))

{

}

explicit StdString(const v8_inspector::StringView& stringView):

m_Value(GetValue(stringView))

{

}

v8::MaybeLocal<v8::String> ToV8String(v8::Isolate* pIsolate, v8::NewStringType type) const

{

return v8::String::NewFromTwoByte(pIsolate, reinterpret_cast<const uint16_t*>(ToCString()), type, GetLength());

}

v8_inspector::StringView GetStringView(size_t index = 0, size_t length = SIZE_MAX) const

{

auto valueLength = m_Value.length();

index = std::min(index, valueLength);

length = std::min(length, valueLength - index);

return v8_inspector::StringView(reinterpret_cast<const uint16_t*>(ToCString() + index), length);

}

//-------------------------------------------------------------------------

// internals

//-------------------------------------------------------------------------

uint32_t GetDigestAsUInt32() const;

uint64_t GetDigestAsUInt64() const;

static Value GetValue(v8::Isolate* pIsolate, v8::Local<v8::Value> hValue)

{

Value value;

if (hValue.IsEmpty())

{

return value;

}

v8::Local<v8::String> hString;

if (hValue->IsString())

{

hString = hValue.As<v8::String>();

}

else if (!hValue->ToString(pIsolate->GetCurrentContext()).ToLocal(&hString))

{

return value;

}

auto length = hString->Length();

value.resize(length);

hString->WriteV2(pIsolate, 0, length, reinterpret_cast<uint16_t*>(value.data()));

return value;

}

static Value GetValue(const v8_inspector::StringView& stringView);

static const StdChar* EnsureNonNull(const StdChar* pValue);

Value m_Value;