#include "config.h"
#include <wtf/text/SymbolImpl.h>
namespace WTF {
unsigned SymbolImpl::nextHashForSymbol()
{
static unsigned s_nextHashForSymbol = 0;
s_nextHashForSymbol += 1 << s_flagCount;
s_nextHashForSymbol |= 1 << 31;
return s_nextHashForSymbol;
}
Ref<SymbolImpl> SymbolImpl::create(StringImpl& rep)
{
auto* ownerRep = (rep.bufferOwnership() == BufferSubstring) ? rep.substringBuffer() : &rep;
ASSERT(ownerRep->bufferOwnership() != BufferSubstring);
if (rep.is8Bit())
return adoptRef(*new SymbolImpl(rep.m_data8, rep.length(), *ownerRep));
return adoptRef(*new SymbolImpl(rep.m_data16, rep.length(), *ownerRep));
}
Ref<SymbolImpl> SymbolImpl::createNullSymbol()
{
return adoptRef(*new SymbolImpl);
}
Ref<PrivateSymbolImpl> PrivateSymbolImpl::create(StringImpl& rep)
{
auto* ownerRep = (rep.bufferOwnership() == BufferSubstring) ? rep.substringBuffer() : &rep;
ASSERT(ownerRep->bufferOwnership() != BufferSubstring);
if (rep.is8Bit())
return adoptRef(*new PrivateSymbolImpl(rep.m_data8, rep.length(), *ownerRep));
return adoptRef(*new PrivateSymbolImpl(rep.m_data16, rep.length(), *ownerRep));
}
Ref<PrivateSymbolImpl> PrivateSymbolImpl::createNullSymbol()
{
return adoptRef(*new PrivateSymbolImpl);
}
Ref<RegisteredSymbolImpl> RegisteredSymbolImpl::create(StringImpl& rep, SymbolRegistry& symbolRegistry)
{
auto* ownerRep = (rep.bufferOwnership() == BufferSubstring) ? rep.substringBuffer() : &rep;
ASSERT(ownerRep->bufferOwnership() != BufferSubstring);
if (rep.is8Bit())
return adoptRef(*new RegisteredSymbolImpl(rep.m_data8, rep.length(), *ownerRep, symbolRegistry));
return adoptRef(*new RegisteredSymbolImpl(rep.m_data16, rep.length(), *ownerRep, symbolRegistry));
}
Ref<RegisteredSymbolImpl> RegisteredSymbolImpl::createPrivate(StringImpl& rep, SymbolRegistry& symbolRegistry)
{
auto* ownerRep = (rep.bufferOwnership() == BufferSubstring) ? rep.substringBuffer() : &rep;
ASSERT(ownerRep->bufferOwnership() != BufferSubstring);
if (rep.is8Bit())
return adoptRef(*new RegisteredSymbolImpl(rep.m_data8, rep.length(), *ownerRep, symbolRegistry, s_flagIsRegistered | s_flagIsPrivate));
return adoptRef(*new RegisteredSymbolImpl(rep.m_data16, rep.length(), *ownerRep, symbolRegistry, s_flagIsRegistered | s_flagIsPrivate));
}
}