| /* |
| * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2013 Apple Inc. All rights |
| * reserved. |
| * Copyright (C) 2010 Patrick Gansterer <paroga@paroga.com> |
| * Copyright (C) 2012 Google Inc. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| * |
| */ |
| |
| #include "third_party/blink/renderer/platform/wtf/text/atomic_string.h" |
| |
| #include "third_party/blink/renderer/platform/wtf/dtoa.h" |
| #include "third_party/blink/renderer/platform/wtf/size_assertions.h" |
| #include "third_party/blink/renderer/platform/wtf/text/atomic_string_table.h" |
| #include "third_party/blink/renderer/platform/wtf/text/case_map.h" |
| #include "third_party/blink/renderer/platform/wtf/text/string_impl.h" |
| #include "third_party/perfetto/include/perfetto/tracing/traced_value.h" |
| |
| namespace WTF { |
| |
| ASSERT_SIZE(AtomicString, String); |
| |
| #if defined(ARCH_CPU_64_BITS) |
| AtomicString::AtomicString(const LChar* chars, size_t length) |
| : AtomicString(chars, SafeCast<unsigned>(length)) {} |
| #endif // defined(ARCH_CPU_64_BITS) |
| |
| AtomicString::AtomicString(const LChar* chars, unsigned length) |
| : string_(AtomicStringTable::Instance().Add(chars, length)) {} |
| |
| AtomicString::AtomicString(const UChar* chars, unsigned length) |
| : string_(AtomicStringTable::Instance().Add(chars, length)) {} |
| |
| AtomicString::AtomicString(const UChar* chars) |
| : string_(AtomicStringTable::Instance().Add( |
| chars, |
| chars ? LengthOfNullTerminatedString(chars) : 0)) {} |
| |
| scoped_refptr<StringImpl> AtomicString::AddSlowCase(StringImpl* string) { |
| DCHECK(!string->IsAtomic()); |
| return AtomicStringTable::Instance().Add(string); |
| } |
| |
| AtomicString AtomicString::FromUTF8(const char* chars, size_t length) { |
| if (!chars) |
| return g_null_atom; |
| if (!length) |
| return g_empty_atom; |
| return AtomicString( |
| AtomicStringTable::Instance().AddUTF8(chars, chars + length)); |
| } |
| |
| AtomicString AtomicString::FromUTF8(const char* chars) { |
| if (!chars) |
| return g_null_atom; |
| if (!*chars) |
| return g_empty_atom; |
| return AtomicString(AtomicStringTable::Instance().AddUTF8(chars, nullptr)); |
| } |
| |
| AtomicString AtomicString::LowerASCII() const { |
| StringImpl* impl = this->Impl(); |
| if (UNLIKELY(!impl)) |
| return *this; |
| scoped_refptr<StringImpl> new_impl = impl->LowerASCII(); |
| if (LIKELY(new_impl == impl)) |
| return *this; |
| return AtomicString(String(std::move(new_impl))); |
| } |
| |
| AtomicString AtomicString::UpperASCII() const { |
| StringImpl* impl = this->Impl(); |
| if (UNLIKELY(!impl)) |
| return *this; |
| return AtomicString(impl->UpperASCII()); |
| } |
| |
| AtomicString AtomicString::Number(double number, unsigned precision) { |
| NumberToStringBuffer buffer; |
| return AtomicString(NumberToFixedPrecisionString(number, precision, buffer)); |
| } |
| |
| std::ostream& operator<<(std::ostream& out, const AtomicString& s) { |
| return out << s.GetString(); |
| } |
| |
| void AtomicString::WriteIntoTracedValue(perfetto::TracedValue context) const { |
| perfetto::WriteIntoTracedValue(std::move(context), GetString()); |
| } |
| |
| #ifndef NDEBUG |
| void AtomicString::Show() const { |
| string_.Show(); |
| } |
| #endif |
| |
| } // namespace WTF |