blob: 9b1ec5790984b2953aea882e811133b257cd100e [file] [log] [blame]
/*
* Copyright (C) 2010 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef StringConcatenate_h
#define StringConcatenate_h
#ifndef WTFString_h
#include <wtf/text/AtomicString.h>
#endif
// This macro is helpful for testing how many intermediate Strings are created while evaluating an
// expression containing operator+.
#ifndef WTF_STRINGTYPEADAPTER_COPIED_WTF_STRING
#define WTF_STRINGTYPEADAPTER_COPIED_WTF_STRING() ((void)0)
#endif
namespace WTF {
template<typename StringType>
class StringTypeAdapter {
};
template<>
class StringTypeAdapter<char> {
public:
StringTypeAdapter<char>(char buffer)
: m_buffer(buffer)
{
}
unsigned length() { return 1; }
bool is8Bit() { return true; }
void writeTo(LChar* destination)
{
*destination = m_buffer;
}
void writeTo(UChar* destination) { *destination = m_buffer; }
private:
unsigned char m_buffer;
};
template<>
class StringTypeAdapter<LChar> {
public:
StringTypeAdapter<LChar>(LChar buffer)
: m_buffer(buffer)
{
}
unsigned length() { return 1; }
bool is8Bit() { return true; }
void writeTo(LChar* destination)
{
*destination = m_buffer;
}
void writeTo(UChar* destination) { *destination = m_buffer; }
private:
LChar m_buffer;
};
template<>
class StringTypeAdapter<UChar> {
public:
StringTypeAdapter<UChar>(UChar buffer)
: m_buffer(buffer)
{
}
unsigned length() { return 1; }
bool is8Bit() { return m_buffer <= 0xff; }
void writeTo(LChar* destination)
{
ASSERT(is8Bit());
*destination = static_cast<LChar>(m_buffer);
}
void writeTo(UChar* destination) { *destination = m_buffer; }
private:
UChar m_buffer;
};
template<>
class StringTypeAdapter<char*> {
public:
StringTypeAdapter<char*>(char* buffer)
: m_buffer(buffer)
, m_length(strlen(buffer))
{
}
unsigned length() { return m_length; }
bool is8Bit() { return true; }
void writeTo(LChar* destination)
{
for (unsigned i = 0; i < m_length; ++i)
destination[i] = static_cast<LChar>(m_buffer[i]);
}
void writeTo(UChar* destination)
{
for (unsigned i = 0; i < m_length; ++i) {
unsigned char c = m_buffer[i];
destination[i] = c;
}
}
private:
const char* m_buffer;
unsigned m_length;
};
template<>
class StringTypeAdapter<LChar*> {
public:
StringTypeAdapter<LChar*>(LChar* buffer)
: m_buffer(buffer)
, m_length(strlen(reinterpret_cast<char*>(buffer)))
{
}
unsigned length() { return m_length; }
bool is8Bit() { return true; }
void writeTo(LChar* destination)
{
memcpy(destination, m_buffer, m_length * sizeof(LChar));
}
void writeTo(UChar* destination)
{
for (unsigned i = 0; i < m_length; ++i)
destination[i] = m_buffer[i];
}
private:
const LChar* m_buffer;
unsigned m_length;
};
template<>
class StringTypeAdapter<const UChar*> {
public:
StringTypeAdapter<const UChar*>(const UChar* buffer)
: m_buffer(buffer)
{
size_t len = 0;
while (m_buffer[len] != UChar(0))
++len;
if (len > std::numeric_limits<unsigned>::max())
CRASH();
m_length = len;
}
unsigned length() { return m_length; }
bool is8Bit() { return false; }
NO_RETURN_DUE_TO_CRASH void writeTo(LChar*)
{
CRASH();
}
void writeTo(UChar* destination)
{
memcpy(destination, m_buffer, m_length * sizeof(UChar));
}
private:
const UChar* m_buffer;
unsigned m_length;
};
template<>
class StringTypeAdapter<const char*> {
public:
StringTypeAdapter<const char*>(const char* buffer)
: m_buffer(buffer)
, m_length(strlen(buffer))
{
}
unsigned length() { return m_length; }
bool is8Bit() { return true; }
void writeTo(LChar* destination)
{
memcpy(destination, m_buffer, static_cast<size_t>(m_length) * sizeof(LChar));
}
void writeTo(UChar* destination)
{
for (unsigned i = 0; i < m_length; ++i) {
unsigned char c = m_buffer[i];
destination[i] = c;
}
}
private:
const char* m_buffer;
unsigned m_length;
};
template<>
class StringTypeAdapter<const LChar*> {
public:
StringTypeAdapter<const LChar*>(const LChar* buffer)
: m_buffer(buffer)
, m_length(strlen(reinterpret_cast<const char*>(buffer)))
{
}
unsigned length() { return m_length; }
bool is8Bit() { return true; }
void writeTo(LChar* destination)
{
memcpy(destination, m_buffer, static_cast<size_t>(m_length) * sizeof(LChar));
}
void writeTo(UChar* destination)
{
for (unsigned i = 0; i < m_length; ++i)
destination[i] = m_buffer[i];
}
private:
const LChar* m_buffer;
unsigned m_length;
};
template<>
class StringTypeAdapter<Vector<char> > {
public:
StringTypeAdapter<Vector<char> >(const Vector<char>& buffer)
: m_buffer(buffer)
{
}
size_t length() { return m_buffer.size(); }
bool is8Bit() { return true; }
void writeTo(LChar* destination)
{
for (size_t i = 0; i < m_buffer.size(); ++i)
destination[i] = static_cast<unsigned char>(m_buffer[i]);
}
void writeTo(UChar* destination)
{
for (size_t i = 0; i < m_buffer.size(); ++i)
destination[i] = static_cast<unsigned char>(m_buffer[i]);
}
private:
const Vector<char>& m_buffer;
};
template<>
class StringTypeAdapter<Vector<LChar> > {
public:
StringTypeAdapter<Vector<LChar> >(const Vector<LChar>& buffer)
: m_buffer(buffer)
{
}
size_t length() { return m_buffer.size(); }
bool is8Bit() { return true; }
void writeTo(LChar* destination)
{
for (size_t i = 0; i < m_buffer.size(); ++i)
destination[i] = m_buffer[i];
}
void writeTo(UChar* destination)
{
for (size_t i = 0; i < m_buffer.size(); ++i)
destination[i] = m_buffer[i];
}
private:
const Vector<LChar>& m_buffer;
};
template<>
class StringTypeAdapter<String> {
public:
StringTypeAdapter<String>(const String& string)
: m_buffer(string)
{
}
unsigned length() { return m_buffer.length(); }
bool is8Bit() { return m_buffer.isNull() || m_buffer.is8Bit(); }
void writeTo(LChar* destination)
{
unsigned length = m_buffer.length();
ASSERT(is8Bit());
const LChar* data = m_buffer.characters8();
for (unsigned i = 0; i < length; ++i)
destination[i] = data[i];
WTF_STRINGTYPEADAPTER_COPIED_WTF_STRING();
}
void writeTo(UChar* destination)
{
unsigned length = m_buffer.length();
if (is8Bit()) {
const LChar* data = m_buffer.characters8();
for (unsigned i = 0; i < length; ++i)
destination[i] = data[i];
} else {
const UChar* data = m_buffer.characters16();
for (unsigned i = 0; i < length; ++i)
destination[i] = data[i];
}
WTF_STRINGTYPEADAPTER_COPIED_WTF_STRING();
}
private:
const String& m_buffer;
};
template<>
class StringTypeAdapter<AtomicString> {
public:
StringTypeAdapter<AtomicString>(const AtomicString& string)
: m_adapter(string.string())
{
}
unsigned length() { return m_adapter.length(); }
bool is8Bit() { return m_adapter.is8Bit(); }
void writeTo(LChar* destination) { m_adapter.writeTo(destination); }
void writeTo(UChar* destination) { m_adapter.writeTo(destination); }
private:
StringTypeAdapter<String> m_adapter;
};
inline void sumWithOverflow(unsigned& total, unsigned addend, bool& overflow)
{
unsigned oldTotal = total;
total = oldTotal + addend;
if (total < oldTotal)
overflow = true;
}
template<typename StringType1, typename StringType2>
PassRefPtr<StringImpl> tryMakeString(StringType1 string1, StringType2 string2)
{
StringTypeAdapter<StringType1> adapter1(string1);
StringTypeAdapter<StringType2> adapter2(string2);
bool overflow = false;
unsigned length = adapter1.length();
sumWithOverflow(length, adapter2.length(), overflow);
if (overflow)
return 0;
if (adapter1.is8Bit() && adapter2.is8Bit()) {
LChar* buffer;
RefPtr<StringImpl> resultImpl = StringImpl::tryCreateUninitialized(length, buffer);
if (!resultImpl)
return 0;
LChar* result = buffer;
adapter1.writeTo(result);
result += adapter1.length();
adapter2.writeTo(result);
return resultImpl.release();
}
UChar* buffer;
RefPtr<StringImpl> resultImpl = StringImpl::tryCreateUninitialized(length, buffer);
if (!resultImpl)
return 0;
UChar* result = buffer;
adapter1.writeTo(result);
result += adapter1.length();
adapter2.writeTo(result);
return resultImpl.release();
}
template<typename StringType1, typename StringType2, typename StringType3>
PassRefPtr<StringImpl> tryMakeString(StringType1 string1, StringType2 string2, StringType3 string3)
{
StringTypeAdapter<StringType1> adapter1(string1);
StringTypeAdapter<StringType2> adapter2(string2);
StringTypeAdapter<StringType3> adapter3(string3);
bool overflow = false;
unsigned length = adapter1.length();
sumWithOverflow(length, adapter2.length(), overflow);
sumWithOverflow(length, adapter3.length(), overflow);
if (overflow)
return 0;
if (adapter1.is8Bit() && adapter2.is8Bit() && adapter3.is8Bit()) {
LChar* buffer;
RefPtr<StringImpl> resultImpl = StringImpl::tryCreateUninitialized(length, buffer);
if (!resultImpl)
return 0;
LChar* result = buffer;
adapter1.writeTo(result);
result += adapter1.length();
adapter2.writeTo(result);
result += adapter2.length();
adapter3.writeTo(result);
return resultImpl.release();
}
UChar* buffer = 0;
RefPtr<StringImpl> resultImpl = StringImpl::tryCreateUninitialized(length, buffer);
if (!resultImpl)
return 0;
UChar* result = buffer;
adapter1.writeTo(result);
result += adapter1.length();
adapter2.writeTo(result);
result += adapter2.length();
adapter3.writeTo(result);
return resultImpl.release();
}
template<typename StringType1, typename StringType2, typename StringType3, typename StringType4>
PassRefPtr<StringImpl> tryMakeString(StringType1 string1, StringType2 string2, StringType3 string3, StringType4 string4)
{
StringTypeAdapter<StringType1> adapter1(string1);
StringTypeAdapter<StringType2> adapter2(string2);
StringTypeAdapter<StringType3> adapter3(string3);
StringTypeAdapter<StringType4> adapter4(string4);
bool overflow = false;
unsigned length = adapter1.length();
sumWithOverflow(length, adapter2.length(), overflow);
sumWithOverflow(length, adapter3.length(), overflow);
sumWithOverflow(length, adapter4.length(), overflow);
if (overflow)
return 0;
if (adapter1.is8Bit() && adapter2.is8Bit() && adapter3.is8Bit() && adapter4.is8Bit()) {
LChar* buffer;
RefPtr<StringImpl> resultImpl = StringImpl::tryCreateUninitialized(length, buffer);
if (!resultImpl)
return 0;
LChar* result = buffer;
adapter1.writeTo(result);
result += adapter1.length();
adapter2.writeTo(result);
result += adapter2.length();
adapter3.writeTo(result);
result += adapter3.length();
adapter4.writeTo(result);
return resultImpl.release();
}
UChar* buffer;
RefPtr<StringImpl> resultImpl = StringImpl::tryCreateUninitialized(length, buffer);
if (!resultImpl)
return 0;
UChar* result = buffer;
adapter1.writeTo(result);
result += adapter1.length();
adapter2.writeTo(result);
result += adapter2.length();
adapter3.writeTo(result);
result += adapter3.length();
adapter4.writeTo(result);
return resultImpl.release();
}
template<typename StringType1, typename StringType2, typename StringType3, typename StringType4, typename StringType5>
PassRefPtr<StringImpl> tryMakeString(StringType1 string1, StringType2 string2, StringType3 string3, StringType4 string4, StringType5 string5)
{
StringTypeAdapter<StringType1> adapter1(string1);
StringTypeAdapter<StringType2> adapter2(string2);
StringTypeAdapter<StringType3> adapter3(string3);
StringTypeAdapter<StringType4> adapter4(string4);
StringTypeAdapter<StringType5> adapter5(string5);
bool overflow = false;
unsigned length = adapter1.length();
sumWithOverflow(length, adapter2.length(), overflow);
sumWithOverflow(length, adapter3.length(), overflow);
sumWithOverflow(length, adapter4.length(), overflow);
sumWithOverflow(length, adapter5.length(), overflow);
if (overflow)
return 0;
if (adapter1.is8Bit() && adapter2.is8Bit() && adapter3.is8Bit() && adapter4.is8Bit() && adapter5.is8Bit()) {
LChar* buffer;
RefPtr<StringImpl> resultImpl = StringImpl::tryCreateUninitialized(length, buffer);
if (!resultImpl)
return 0;
LChar* result = buffer;
adapter1.writeTo(result);
result += adapter1.length();
adapter2.writeTo(result);
result += adapter2.length();
adapter3.writeTo(result);
result += adapter3.length();
adapter4.writeTo(result);
result += adapter4.length();
adapter5.writeTo(result);
return resultImpl.release();
}
UChar* buffer;
RefPtr<StringImpl> resultImpl = StringImpl::tryCreateUninitialized(length, buffer);
if (!resultImpl)
return 0;
UChar* result = buffer;
adapter1.writeTo(result);
result += adapter1.length();
adapter2.writeTo(result);
result += adapter2.length();
adapter3.writeTo(result);
result += adapter3.length();
adapter4.writeTo(result);
result += adapter4.length();
adapter5.writeTo(result);
return resultImpl.release();
}
template<typename StringType1, typename StringType2, typename StringType3, typename StringType4, typename StringType5, typename StringType6>
PassRefPtr<StringImpl> tryMakeString(StringType1 string1, StringType2 string2, StringType3 string3, StringType4 string4, StringType5 string5, StringType6 string6)
{
StringTypeAdapter<StringType1> adapter1(string1);
StringTypeAdapter<StringType2> adapter2(string2);
StringTypeAdapter<StringType3> adapter3(string3);
StringTypeAdapter<StringType4> adapter4(string4);
StringTypeAdapter<StringType5> adapter5(string5);
StringTypeAdapter<StringType6> adapter6(string6);
bool overflow = false;
unsigned length = adapter1.length();
sumWithOverflow(length, adapter2.length(), overflow);
sumWithOverflow(length, adapter3.length(), overflow);
sumWithOverflow(length, adapter4.length(), overflow);
sumWithOverflow(length, adapter5.length(), overflow);
sumWithOverflow(length, adapter6.length(), overflow);
if (overflow)
return 0;
if (adapter1.is8Bit() && adapter2.is8Bit() && adapter3.is8Bit() && adapter4.is8Bit() && adapter5.is8Bit() && adapter6.is8Bit()) {
LChar* buffer;
RefPtr<StringImpl> resultImpl = StringImpl::tryCreateUninitialized(length, buffer);
if (!resultImpl)
return 0;
LChar* result = buffer;
adapter1.writeTo(result);
result += adapter1.length();
adapter2.writeTo(result);
result += adapter2.length();
adapter3.writeTo(result);
result += adapter3.length();
adapter4.writeTo(result);
result += adapter4.length();
adapter5.writeTo(result);
result += adapter5.length();
adapter6.writeTo(result);
return resultImpl.release();
}
UChar* buffer;
RefPtr<StringImpl> resultImpl = StringImpl::tryCreateUninitialized(length, buffer);
if (!resultImpl)
return 0;
UChar* result = buffer;
adapter1.writeTo(result);
result += adapter1.length();
adapter2.writeTo(result);
result += adapter2.length();
adapter3.writeTo(result);
result += adapter3.length();
adapter4.writeTo(result);
result += adapter4.length();
adapter5.writeTo(result);
result += adapter5.length();
adapter6.writeTo(result);
return resultImpl.release();
}
template<typename StringType1, typename StringType2, typename StringType3, typename StringType4, typename StringType5, typename StringType6, typename StringType7>
PassRefPtr<StringImpl> tryMakeString(StringType1 string1, StringType2 string2, StringType3 string3, StringType4 string4, StringType5 string5, StringType6 string6, StringType7 string7)
{
StringTypeAdapter<StringType1> adapter1(string1);
StringTypeAdapter<StringType2> adapter2(string2);
StringTypeAdapter<StringType3> adapter3(string3);
StringTypeAdapter<StringType4> adapter4(string4);
StringTypeAdapter<StringType5> adapter5(string5);
StringTypeAdapter<StringType6> adapter6(string6);
StringTypeAdapter<StringType7> adapter7(string7);
bool overflow = false;
unsigned length = adapter1.length();
sumWithOverflow(length, adapter2.length(), overflow);
sumWithOverflow(length, adapter3.length(), overflow);
sumWithOverflow(length, adapter4.length(), overflow);
sumWithOverflow(length, adapter5.length(), overflow);
sumWithOverflow(length, adapter6.length(), overflow);
sumWithOverflow(length, adapter7.length(), overflow);
if (overflow)
return 0;
if (adapter1.is8Bit() && adapter2.is8Bit() && adapter3.is8Bit() && adapter4.is8Bit() && adapter5.is8Bit() && adapter6.is8Bit()) {
LChar* buffer;
RefPtr<StringImpl> resultImpl = StringImpl::tryCreateUninitialized(length, buffer);
if (!resultImpl)
return 0;
LChar* result = buffer;
adapter1.writeTo(result);
result += adapter1.length();
adapter2.writeTo(result);
result += adapter2.length();
adapter3.writeTo(result);
result += adapter3.length();
adapter4.writeTo(result);
result += adapter4.length();
adapter5.writeTo(result);
result += adapter5.length();
adapter6.writeTo(result);
result += adapter6.length();
adapter7.writeTo(result);
return resultImpl.release();
}
UChar* buffer;
RefPtr<StringImpl> resultImpl = StringImpl::tryCreateUninitialized(length, buffer);
if (!resultImpl)
return 0;
UChar* result = buffer;
adapter1.writeTo(result);
result += adapter1.length();
adapter2.writeTo(result);
result += adapter2.length();
adapter3.writeTo(result);
result += adapter3.length();
adapter4.writeTo(result);
result += adapter4.length();
adapter5.writeTo(result);
result += adapter5.length();
adapter6.writeTo(result);
result += adapter6.length();
adapter7.writeTo(result);
return resultImpl.release();
}
template<typename StringType1, typename StringType2, typename StringType3, typename StringType4, typename StringType5, typename StringType6, typename StringType7, typename StringType8>
PassRefPtr<StringImpl> tryMakeString(StringType1 string1, StringType2 string2, StringType3 string3, StringType4 string4, StringType5 string5, StringType6 string6, StringType7 string7, StringType8 string8)
{
StringTypeAdapter<StringType1> adapter1(string1);
StringTypeAdapter<StringType2> adapter2(string2);
StringTypeAdapter<StringType3> adapter3(string3);
StringTypeAdapter<StringType4> adapter4(string4);
StringTypeAdapter<StringType5> adapter5(string5);
StringTypeAdapter<StringType6> adapter6(string6);
StringTypeAdapter<StringType7> adapter7(string7);
StringTypeAdapter<StringType8> adapter8(string8);
bool overflow = false;
unsigned length = adapter1.length();
sumWithOverflow(length, adapter2.length(), overflow);
sumWithOverflow(length, adapter3.length(), overflow);
sumWithOverflow(length, adapter4.length(), overflow);
sumWithOverflow(length, adapter5.length(), overflow);
sumWithOverflow(length, adapter6.length(), overflow);
sumWithOverflow(length, adapter7.length(), overflow);
sumWithOverflow(length, adapter8.length(), overflow);
if (overflow)
return 0;
if (adapter1.is8Bit() && adapter2.is8Bit() && adapter3.is8Bit() && adapter4.is8Bit() && adapter5.is8Bit() && adapter6.is8Bit() && adapter7.is8Bit() && adapter8.is8Bit()) {
LChar* buffer;
RefPtr<StringImpl> resultImpl = StringImpl::tryCreateUninitialized(length, buffer);
if (!resultImpl)
return 0;
LChar* result = buffer;
adapter1.writeTo(result);
result += adapter1.length();
adapter2.writeTo(result);
result += adapter2.length();
adapter3.writeTo(result);
result += adapter3.length();
adapter4.writeTo(result);
result += adapter4.length();
adapter5.writeTo(result);
result += adapter5.length();
adapter6.writeTo(result);
result += adapter6.length();
adapter7.writeTo(result);
result += adapter7.length();
adapter8.writeTo(result);
return resultImpl.release();
}
UChar* buffer;
RefPtr<StringImpl> resultImpl = StringImpl::tryCreateUninitialized(length, buffer);
if (!resultImpl)
return 0;
UChar* result = buffer;
adapter1.writeTo(result);
result += adapter1.length();
adapter2.writeTo(result);
result += adapter2.length();
adapter3.writeTo(result);
result += adapter3.length();
adapter4.writeTo(result);
result += adapter4.length();
adapter5.writeTo(result);
result += adapter5.length();
adapter6.writeTo(result);
result += adapter6.length();
adapter7.writeTo(result);
result += adapter7.length();
adapter8.writeTo(result);
return resultImpl.release();
}
template<typename StringType1, typename StringType2, typename StringType3, typename StringType4, typename StringType5, typename StringType6, typename StringType7, typename StringType8, typename StringType9>
PassRefPtr<StringImpl> tryMakeString(StringType1 string1, StringType2 string2, StringType3 string3, StringType4 string4, StringType5 string5, StringType6 string6, StringType7 string7, StringType8 string8, StringType9 string9)
{
StringTypeAdapter<StringType1> adapter1(string1);
StringTypeAdapter<StringType2> adapter2(string2);
StringTypeAdapter<StringType3> adapter3(string3);
StringTypeAdapter<StringType4> adapter4(string4);
StringTypeAdapter<StringType5> adapter5(string5);
StringTypeAdapter<StringType6> adapter6(string6);
StringTypeAdapter<StringType7> adapter7(string7);
StringTypeAdapter<StringType8> adapter8(string8);
StringTypeAdapter<StringType9> adapter9(string9);
bool overflow = false;
unsigned length = adapter1.length();
sumWithOverflow(length, adapter2.length(), overflow);
sumWithOverflow(length, adapter3.length(), overflow);
sumWithOverflow(length, adapter4.length(), overflow);
sumWithOverflow(length, adapter5.length(), overflow);
sumWithOverflow(length, adapter6.length(), overflow);
sumWithOverflow(length, adapter7.length(), overflow);
sumWithOverflow(length, adapter8.length(), overflow);
sumWithOverflow(length, adapter9.length(), overflow);
if (overflow)
return 0;
if (adapter1.is8Bit() && adapter2.is8Bit() && adapter3.is8Bit() && adapter4.is8Bit() && adapter5.is8Bit() && adapter6.is8Bit() && adapter7.is8Bit() && adapter8.is8Bit() && adapter9.is8Bit()) {
LChar* buffer;
RefPtr<StringImpl> resultImpl = StringImpl::tryCreateUninitialized(length, buffer);
if (!resultImpl)
return 0;
LChar* result = buffer;
adapter1.writeTo(result);
result += adapter1.length();
adapter2.writeTo(result);
result += adapter2.length();
adapter3.writeTo(result);
result += adapter3.length();
adapter4.writeTo(result);
result += adapter4.length();
adapter5.writeTo(result);
result += adapter5.length();
adapter6.writeTo(result);
result += adapter6.length();
adapter7.writeTo(result);
result += adapter7.length();
adapter8.writeTo(result);
result += adapter8.length();
adapter9.writeTo(result);
return resultImpl.release();
}
UChar* buffer;
RefPtr<StringImpl> resultImpl = StringImpl::tryCreateUninitialized(length, buffer);
if (!resultImpl)
return 0;
UChar* result = buffer;
adapter1.writeTo(result);
result += adapter1.length();
adapter2.writeTo(result);
result += adapter2.length();
adapter3.writeTo(result);
result += adapter3.length();
adapter4.writeTo(result);
result += adapter4.length();
adapter5.writeTo(result);
result += adapter5.length();
adapter6.writeTo(result);
result += adapter6.length();
adapter7.writeTo(result);
result += adapter7.length();
adapter8.writeTo(result);
result += adapter8.length();
adapter9.writeTo(result);
return resultImpl.release();
}
// Convenience only.
template<typename StringType1>
String makeString(StringType1 string1)
{
return String(string1);
}
template<typename StringType1, typename StringType2>
String makeString(StringType1 string1, StringType2 string2)
{
RefPtr<StringImpl> resultImpl = tryMakeString(string1, string2);
if (!resultImpl)
CRASH();
return resultImpl.release();
}
template<typename StringType1, typename StringType2, typename StringType3>
String makeString(StringType1 string1, StringType2 string2, StringType3 string3)
{
RefPtr<StringImpl> resultImpl = tryMakeString(string1, string2, string3);
if (!resultImpl)
CRASH();
return resultImpl.release();
}
template<typename StringType1, typename StringType2, typename StringType3, typename StringType4>
String makeString(StringType1 string1, StringType2 string2, StringType3 string3, StringType4 string4)
{
RefPtr<StringImpl> resultImpl = tryMakeString(string1, string2, string3, string4);
if (!resultImpl)
CRASH();
return resultImpl.release();
}
template<typename StringType1, typename StringType2, typename StringType3, typename StringType4, typename StringType5>
String makeString(StringType1 string1, StringType2 string2, StringType3 string3, StringType4 string4, StringType5 string5)
{
RefPtr<StringImpl> resultImpl = tryMakeString(string1, string2, string3, string4, string5);
if (!resultImpl)
CRASH();
return resultImpl.release();
}
template<typename StringType1, typename StringType2, typename StringType3, typename StringType4, typename StringType5, typename StringType6>
String makeString(StringType1 string1, StringType2 string2, StringType3 string3, StringType4 string4, StringType5 string5, StringType6 string6)
{
RefPtr<StringImpl> resultImpl = tryMakeString(string1, string2, string3, string4, string5, string6);
if (!resultImpl)
CRASH();
return resultImpl.release();
}
template<typename StringType1, typename StringType2, typename StringType3, typename StringType4, typename StringType5, typename StringType6, typename StringType7>
String makeString(StringType1 string1, StringType2 string2, StringType3 string3, StringType4 string4, StringType5 string5, StringType6 string6, StringType7 string7)
{
RefPtr<StringImpl> resultImpl = tryMakeString(string1, string2, string3, string4, string5, string6, string7);
if (!resultImpl)
CRASH();
return resultImpl.release();
}
template<typename StringType1, typename StringType2, typename StringType3, typename StringType4, typename StringType5, typename StringType6, typename StringType7, typename StringType8>
String makeString(StringType1 string1, StringType2 string2, StringType3 string3, StringType4 string4, StringType5 string5, StringType6 string6, StringType7 string7, StringType8 string8)
{
RefPtr<StringImpl> resultImpl = tryMakeString(string1, string2, string3, string4, string5, string6, string7, string8);
if (!resultImpl)
CRASH();
return resultImpl.release();
}
template<typename StringType1, typename StringType2, typename StringType3, typename StringType4, typename StringType5, typename StringType6, typename StringType7, typename StringType8, typename StringType9>
String makeString(StringType1 string1, StringType2 string2, StringType3 string3, StringType4 string4, StringType5 string5, StringType6 string6, StringType7 string7, StringType8 string8, StringType9 string9)
{
RefPtr<StringImpl> resultImpl = tryMakeString(string1, string2, string3, string4, string5, string6, string7, string8, string9);
if (!resultImpl)
CRASH();
return resultImpl.release();
}
} // namespace WTF
using WTF::makeString;
#include <wtf/text/StringOperators.h>
#endif