Source/WTF/wtf/text/WTFString.h - Issue 14238015: Move Source/WTF/wtf to Source/wtf

Unified Diff: Source/WTF/wtf/text/WTFString.h

Issue 14238015: Move Source/WTF/wtf to Source/wtf (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: Created 7 years, 8 months ago

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Index: Source/WTF/wtf/text/WTFString.h

diff --git a/Source/WTF/wtf/text/WTFString.h b/Source/WTF/wtf/text/WTFString.h

deleted file mode 100644

index fc72a31a881b725e9ab1bb6d8cbea49db92696d9..0000000000000000000000000000000000000000

--- a/Source/WTF/wtf/text/WTFString.h

+++ /dev/null

@@ -1,682 +0,0 @@

-/*

- *

- * 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.

- *

- */

-#ifndef WTFString_h

-#define WTFString_h

-// This file would be called String.h, but that conflicts with <string.h>

-// on systems without case-sensitive file systems.

-#include <wtf/text/ASCIIFastPath.h>

-#include <wtf/text/StringImpl.h>

-#ifdef __OBJC__

-#include <objc/objc.h>

-#endif

-namespace WTF {

-class CString;

-class MemoryObjectInfo;

-struct StringHash;

-// Declarations of string operations

-WTF_EXPORT_STRING_API int charactersToIntStrict(const LChar*, size_t, bool* ok = 0, int base = 10);

-WTF_EXPORT_STRING_API int charactersToIntStrict(const UChar*, size_t, bool* ok = 0, int base = 10);

-WTF_EXPORT_STRING_API unsigned charactersToUIntStrict(const LChar*, size_t, bool* ok = 0, int base = 10);

-WTF_EXPORT_STRING_API unsigned charactersToUIntStrict(const UChar*, size_t, bool* ok = 0, int base = 10);

-int64_t charactersToInt64Strict(const LChar*, size_t, bool* ok = 0, int base = 10);

-int64_t charactersToInt64Strict(const UChar*, size_t, bool* ok = 0, int base = 10);

-uint64_t charactersToUInt64Strict(const LChar*, size_t, bool* ok = 0, int base = 10);

-uint64_t charactersToUInt64Strict(const UChar*, size_t, bool* ok = 0, int base = 10);

-intptr_t charactersToIntPtrStrict(const LChar*, size_t, bool* ok = 0, int base = 10);

-intptr_t charactersToIntPtrStrict(const UChar*, size_t, bool* ok = 0, int base = 10);

-int charactersToInt(const LChar*, size_t, bool* ok = 0); // ignores trailing garbage

-WTF_EXPORT_STRING_API int charactersToInt(const UChar*, size_t, bool* ok = 0); // ignores trailing garbage

-unsigned charactersToUInt(const LChar*, size_t, bool* ok = 0); // ignores trailing garbage

-unsigned charactersToUInt(const UChar*, size_t, bool* ok = 0); // ignores trailing garbage

-int64_t charactersToInt64(const LChar*, size_t, bool* ok = 0); // ignores trailing garbage

-int64_t charactersToInt64(const UChar*, size_t, bool* ok = 0); // ignores trailing garbage

-uint64_t charactersToUInt64(const LChar*, size_t, bool* ok = 0); // ignores trailing garbage

-uint64_t charactersToUInt64(const UChar*, size_t, bool* ok = 0); // ignores trailing garbage

-intptr_t charactersToIntPtr(const LChar*, size_t, bool* ok = 0); // ignores trailing garbage

-intptr_t charactersToIntPtr(const UChar*, size_t, bool* ok = 0); // ignores trailing garbage

-// FIXME: Like the strict functions above, these give false for "ok" when there is trailing garbage.

-// Like the non-strict functions above, these return the value when there is trailing garbage.

-// It would be better if these were more consistent with the above functions instead.

-WTF_EXPORT_STRING_API double charactersToDouble(const LChar*, size_t, bool* ok = 0);

-WTF_EXPORT_STRING_API double charactersToDouble(const UChar*, size_t, bool* ok = 0);

-float charactersToFloat(const LChar*, size_t, bool* ok = 0);

-WTF_EXPORT_STRING_API float charactersToFloat(const UChar*, size_t, bool* ok = 0);

-WTF_EXPORT_STRING_API float charactersToFloat(const LChar*, size_t, size_t& parsedLength);

-WTF_EXPORT_STRING_API float charactersToFloat(const UChar*, size_t, size_t& parsedLength);

-class ASCIILiteral;

-enum TrailingZerosTruncatingPolicy {

- KeepTrailingZeros,

- TruncateTrailingZeros

-};

-template<bool isSpecialCharacter(UChar), typename CharacterType>

-bool isAllSpecialCharacters(const CharacterType*, size_t);

-class String {

-public:

- // Construct a null string, distinguishable from an empty string.

- String() { }

- // Construct a string with UTF-16 data.

- WTF_EXPORT_STRING_API String(const UChar* characters, unsigned length);

- // Construct a string by copying the contents of a vector. To avoid

- // copying, consider using String::adopt instead.

- // This method will never create a null string. Vectors with size() == 0

- // will return the empty string.

- // NOTE: This is different from String(vector.data(), vector.size())

- // which will sometimes return a null string when vector.data() is null

- // which can only occur for vectors without inline capacity.

- // See: https://bugs.webkit.org/show_bug.cgi?id=109792

- template<size_t inlineCapacity>

- explicit String(const Vector<UChar, inlineCapacity>&);

- // Construct a string with UTF-16 data, from a null-terminated source.

- WTF_EXPORT_STRING_API String(const UChar*);

- // Construct a string with latin1 data.

- WTF_EXPORT_STRING_API String(const LChar* characters, unsigned length);

- WTF_EXPORT_STRING_API String(const char* characters, unsigned length);

- // Construct a string with latin1 data, from a null-terminated source.

- WTF_EXPORT_STRING_API String(const LChar* characters);

- WTF_EXPORT_STRING_API String(const char* characters);

- // Construct a string referencing an existing StringImpl.

- String(StringImpl* impl) : m_impl(impl) { }

- String(PassRefPtr<StringImpl> impl) : m_impl(impl) { }

- String(RefPtr<StringImpl> impl) : m_impl(impl) { }

- // Construct a string from a constant string literal.

- WTF_EXPORT_STRING_API String(ASCIILiteral characters);

- // Construct a string from a constant string literal.

- // This constructor is the "big" version, as it put the length in the function call and generate bigger code.

- enum ConstructFromLiteralTag { ConstructFromLiteral };

- template<unsigned charactersCount>

- String(const char (&characters)[charactersCount], ConstructFromLiteralTag) : m_impl(StringImpl::createFromLiteral<charactersCount>(characters)) { }

-#if COMPILER_SUPPORTS(CXX_RVALUE_REFERENCES)

- // We have to declare the copy constructor and copy assignment operator as well, otherwise

- // they'll be implicitly deleted by adding the move constructor and move assignment operator.

- String(const String& other) : m_impl(other.m_impl) { }

- String(String&& other) : m_impl(other.m_impl.release()) { }

- String& operator=(const String& other) { m_impl = other.m_impl; return *this; }

- String& operator=(String&& other) { m_impl = other.m_impl.release(); return *this; }

-#endif

- // Inline the destructor.

- ALWAYS_INLINE ~String() { }

- void swap(String& o) { m_impl.swap(o.m_impl); }

- static String adopt(StringBuffer<LChar>& buffer) { return StringImpl::adopt(buffer); }

- static String adopt(StringBuffer<UChar>& buffer) { return StringImpl::adopt(buffer); }

- template<typename CharacterType, size_t inlineCapacity>

- static String adopt(Vector<CharacterType, inlineCapacity>& vector) { return StringImpl::adopt(vector); }

- bool isNull() const { return !m_impl; }

- bool isEmpty() const { return !m_impl || !m_impl->length(); }

- StringImpl* impl() const { return m_impl.get(); }

- PassRefPtr<StringImpl> releaseImpl() { return m_impl.release(); }

- unsigned length() const

- {

- if (!m_impl)

- return 0;

- return m_impl->length();

- }

- const UChar* characters() const

- {

- if (!m_impl)

- return 0;

- return m_impl->characters();

- }

- const LChar* characters8() const

- {

- if (!m_impl)

- return 0;

- ASSERT(m_impl->is8Bit());

- return m_impl->characters8();

- }

- const UChar* characters16() const

- {

- if (!m_impl)

- return 0;

- ASSERT(!m_impl->is8Bit());

- return m_impl->characters16();

- }

- // Return characters8() or characters16() depending on CharacterType.

- template <typename CharacterType>

- inline const CharacterType* getCharacters() const;

- // Like getCharacters() and upconvert if CharacterType is UChar on a 8bit string.

- template <typename CharacterType>

- inline const CharacterType* getCharactersWithUpconvert() const;

- bool is8Bit() const { return m_impl->is8Bit(); }

- unsigned sizeInBytes() const

- {

- if (!m_impl)

- return 0;

- return m_impl->length() * (is8Bit() ? sizeof(LChar) : sizeof(UChar));

- }

- WTF_EXPORT_STRING_API CString ascii() const;

- WTF_EXPORT_STRING_API CString latin1() const;

- typedef enum {

- LenientConversion,

- StrictConversion,

- StrictConversionReplacingUnpairedSurrogatesWithFFFD,

- } ConversionMode;

- WTF_EXPORT_STRING_API CString utf8(ConversionMode = LenientConversion) const;

- UChar operator[](unsigned index) const

- {

- if (!m_impl || index >= m_impl->length())

- return 0;

- return (*m_impl)[index];

- }

- WTF_EXPORT_STRING_API static String number(int);

- WTF_EXPORT_STRING_API static String number(unsigned int);

- WTF_EXPORT_STRING_API static String number(long);

- WTF_EXPORT_STRING_API static String number(unsigned long);

- WTF_EXPORT_STRING_API static String number(long long);

- WTF_EXPORT_STRING_API static String number(unsigned long long);

- WTF_EXPORT_STRING_API static String number(double, unsigned precision = 6, TrailingZerosTruncatingPolicy = TruncateTrailingZeros);

- // Number to String conversion following the ECMAScript definition.

- WTF_EXPORT_STRING_API static String numberToStringECMAScript(double);

- WTF_EXPORT_STRING_API static String numberToStringFixedWidth(double, unsigned decimalPlaces);

- // Find a single character or string, also with match function & latin1 forms.

- size_t find(UChar c, unsigned start = 0) const

- { return m_impl ? m_impl->find(c, start) : notFound; }

- size_t find(const String& str) const

- { return m_impl ? m_impl->find(str.impl()) : notFound; }

- size_t find(const String& str, unsigned start) const

- { return m_impl ? m_impl->find(str.impl(), start) : notFound; }

- size_t find(CharacterMatchFunctionPtr matchFunction, unsigned start = 0) const

- { return m_impl ? m_impl->find(matchFunction, start) : notFound; }

- size_t find(const LChar* str, unsigned start = 0) const

- { return m_impl ? m_impl->find(str, start) : notFound; }

- size_t findNextLineStart(unsigned start = 0) const

- { return m_impl ? m_impl->findNextLineStart(start) : notFound; }

- // Find the last instance of a single character or string.

- size_t reverseFind(UChar c, unsigned start = UINT_MAX) const

- { return m_impl ? m_impl->reverseFind(c, start) : notFound; }

- size_t reverseFind(const String& str, unsigned start = UINT_MAX) const

- { return m_impl ? m_impl->reverseFind(str.impl(), start) : notFound; }

- // Case insensitive string matching.

- size_t findIgnoringCase(const LChar* str, unsigned start = 0) const

- { return m_impl ? m_impl->findIgnoringCase(str, start) : notFound; }

- size_t findIgnoringCase(const String& str, unsigned start = 0) const

- { return m_impl ? m_impl->findIgnoringCase(str.impl(), start) : notFound; }

- size_t reverseFindIgnoringCase(const String& str, unsigned start = UINT_MAX) const

- { return m_impl ? m_impl->reverseFindIgnoringCase(str.impl(), start) : notFound; }

- // Wrappers for find & reverseFind adding dynamic sensitivity check.

- size_t find(const LChar* str, unsigned start, bool caseSensitive) const

- { return caseSensitive ? find(str, start) : findIgnoringCase(str, start); }

- size_t find(const String& str, unsigned start, bool caseSensitive) const

- { return caseSensitive ? find(str, start) : findIgnoringCase(str, start); }

- size_t reverseFind(const String& str, unsigned start, bool caseSensitive) const

- { return caseSensitive ? reverseFind(str, start) : reverseFindIgnoringCase(str, start); }

- WTF_EXPORT_STRING_API const UChar* charactersWithNullTermination();

- WTF_EXPORT_STRING_API UChar32 characterStartingAt(unsigned) const; // Ditto.

- bool contains(UChar c) const { return find(c) != notFound; }

- bool contains(const LChar* str, bool caseSensitive = true) const { return find(str, 0, caseSensitive) != notFound; }

- bool contains(const String& str, bool caseSensitive = true) const { return find(str, 0, caseSensitive) != notFound; }

- bool startsWith(const String& s, bool caseSensitive = true) const

- { return m_impl ? m_impl->startsWith(s.impl(), caseSensitive) : s.isEmpty(); }

- bool startsWith(UChar character) const

- { return m_impl ? m_impl->startsWith(character) : false; }

- template<unsigned matchLength>

- bool startsWith(const char (&prefix)[matchLength], bool caseSensitive = true) const

- { return m_impl ? m_impl->startsWith<matchLength>(prefix, caseSensitive) : !matchLength; }

- bool endsWith(const String& s, bool caseSensitive = true) const

- { return m_impl ? m_impl->endsWith(s.impl(), caseSensitive) : s.isEmpty(); }

- bool endsWith(UChar character) const

- { return m_impl ? m_impl->endsWith(character) : false; }

- template<unsigned matchLength>

- bool endsWith(const char (&prefix)[matchLength], bool caseSensitive = true) const

- { return m_impl ? m_impl->endsWith<matchLength>(prefix, caseSensitive) : !matchLength; }

- WTF_EXPORT_STRING_API void append(const String&);

- WTF_EXPORT_STRING_API void append(LChar);

- void append(char c) { append(static_cast<LChar>(c)); };

- WTF_EXPORT_STRING_API void append(UChar);

- WTF_EXPORT_STRING_API void append(const LChar*, unsigned length);

- WTF_EXPORT_STRING_API void append(const UChar*, unsigned length);

- WTF_EXPORT_STRING_API void insert(const String&, unsigned pos);

- void insert(const UChar*, unsigned length, unsigned pos);

- String& replace(UChar a, UChar b) { if (m_impl) m_impl = m_impl->replace(a, b); return *this; }

- String& replace(UChar a, const String& b) { if (m_impl) m_impl = m_impl->replace(a, b.impl()); return *this; }

- String& replace(const String& a, const String& b) { if (m_impl) m_impl = m_impl->replace(a.impl(), b.impl()); return *this; }

- String& replace(unsigned index, unsigned len, const String& b) { if (m_impl) m_impl = m_impl->replace(index, len, b.impl()); return *this; }

- template<unsigned charactersCount>

- ALWAYS_INLINE String& replaceWithLiteral(UChar a, const char (&characters)[charactersCount])

- {

- if (m_impl)

- m_impl = m_impl->replace(a, characters, charactersCount - 1);

- return *this;

- }

- void makeLower() { if (m_impl) m_impl = m_impl->lower(); }

- void makeUpper() { if (m_impl) m_impl = m_impl->upper(); }

- void fill(UChar c) { if (m_impl) m_impl = m_impl->fill(c); }

- WTF_EXPORT_STRING_API void truncate(unsigned len);

- WTF_EXPORT_STRING_API void remove(unsigned pos, int len = 1);

- WTF_EXPORT_STRING_API String substring(unsigned pos, unsigned len = UINT_MAX) const;

- WTF_EXPORT_STRING_API String substringSharingImpl(unsigned pos, unsigned len = UINT_MAX) const;

- String left(unsigned len) const { return substring(0, len); }

- String right(unsigned len) const { return substring(length() - len, len); }

- // Returns a lowercase/uppercase version of the string

- WTF_EXPORT_STRING_API String lower() const;

- WTF_EXPORT_STRING_API String upper() const;

- WTF_EXPORT_STRING_API String stripWhiteSpace() const;

- WTF_EXPORT_STRING_API String stripWhiteSpace(IsWhiteSpaceFunctionPtr) const;

- WTF_EXPORT_STRING_API String simplifyWhiteSpace() const;

- WTF_EXPORT_STRING_API String simplifyWhiteSpace(IsWhiteSpaceFunctionPtr) const;

- WTF_EXPORT_STRING_API String removeCharacters(CharacterMatchFunctionPtr) const;

- template<bool isSpecialCharacter(UChar)> bool isAllSpecialCharacters() const;

- // Return the string with case folded for case insensitive comparison.

- WTF_EXPORT_STRING_API String foldCase() const;

- WTF_EXPORT_STRING_API static String format(const char *, ...) WTF_ATTRIBUTE_PRINTF(1, 2);

- // Returns an uninitialized string. The characters needs to be written

- // into the buffer returned in data before the returned string is used.

- // Failure to do this will have unpredictable results.

- static String createUninitialized(unsigned length, UChar*& data) { return StringImpl::createUninitialized(length, data); }

- static String createUninitialized(unsigned length, LChar*& data) { return StringImpl::createUninitialized(length, data); }

- WTF_EXPORT_STRING_API void split(const String& separator, bool allowEmptyEntries, Vector<String>& result) const;

- void split(const String& separator, Vector<String>& result) const

- {

- split(separator, false, result);

- }

- WTF_EXPORT_STRING_API void split(UChar separator, bool allowEmptyEntries, Vector<String>& result) const;

- void split(UChar separator, Vector<String>& result) const

- {

- split(separator, false, result);

- }

- WTF_EXPORT_STRING_API int toIntStrict(bool* ok = 0, int base = 10) const;

- WTF_EXPORT_STRING_API unsigned toUIntStrict(bool* ok = 0, int base = 10) const;

- WTF_EXPORT_STRING_API int64_t toInt64Strict(bool* ok = 0, int base = 10) const;

- uint64_t toUInt64Strict(bool* ok = 0, int base = 10) const;

- intptr_t toIntPtrStrict(bool* ok = 0, int base = 10) const;

- WTF_EXPORT_STRING_API int toInt(bool* ok = 0) const;

- WTF_EXPORT_STRING_API unsigned toUInt(bool* ok = 0) const;

- int64_t toInt64(bool* ok = 0) const;

- WTF_EXPORT_STRING_API uint64_t toUInt64(bool* ok = 0) const;

- WTF_EXPORT_STRING_API intptr_t toIntPtr(bool* ok = 0) const;

- // FIXME: Like the strict functions above, these give false for "ok" when there is trailing garbage.

- // Like the non-strict functions above, these return the value when there is trailing garbage.

- // It would be better if these were more consistent with the above functions instead.

- WTF_EXPORT_STRING_API double toDouble(bool* ok = 0) const;

- WTF_EXPORT_STRING_API float toFloat(bool* ok = 0) const;

- bool percentage(int& percentage) const;

- WTF_EXPORT_STRING_API String isolatedCopy() const;

- WTF_EXPORT_STRING_API bool isSafeToSendToAnotherThread() const;

- // Prevent Strings from being implicitly convertable to bool as it will be ambiguous on any platform that

- // allows implicit conversion to another pointer type (e.g., Mac allows implicit conversion to NSString*).

- typedef struct ImplicitConversionFromWTFStringToBoolDisallowedA* (String::*UnspecifiedBoolTypeA);

- typedef struct ImplicitConversionFromWTFStringToBoolDisallowedB* (String::*UnspecifiedBoolTypeB);

- operator UnspecifiedBoolTypeA() const;

- operator UnspecifiedBoolTypeB() const;

-#if USE(CF)

- String(CFStringRef);

- RetainPtr<CFStringRef> createCFString() const;

-#endif

-#ifdef __OBJC__

- String(NSString*);

- // This conversion maps NULL to "", which loses the meaning of NULL, but we

- // need this mapping because AppKit crashes when passed nil NSStrings.

- operator NSString*() const { if (!m_impl) return @""; return *m_impl; }

-#endif

- WTF_EXPORT_STRING_API static String make8BitFrom16BitSource(const UChar*, size_t);

- template<size_t inlineCapacity>

- static String make8BitFrom16BitSource(const Vector<UChar, inlineCapacity>& buffer)

- {

- return make8BitFrom16BitSource(buffer.data(), buffer.size());

- }

- WTF_EXPORT_STRING_API static String make16BitFrom8BitSource(const LChar*, size_t);

- // String::fromUTF8 will return a null string if

- // the input data contains invalid UTF-8 sequences.

- WTF_EXPORT_STRING_API static String fromUTF8(const LChar*, size_t);

- WTF_EXPORT_STRING_API static String fromUTF8(const LChar*);

- static String fromUTF8(const char* s, size_t length) { return fromUTF8(reinterpret_cast<const LChar*>(s), length); };

- static String fromUTF8(const char* s) { return fromUTF8(reinterpret_cast<const LChar*>(s)); };

- static String fromUTF8(const CString&);

- // Tries to convert the passed in string to UTF-8, but will fall back to Latin-1 if the string is not valid UTF-8.

- WTF_EXPORT_STRING_API static String fromUTF8WithLatin1Fallback(const LChar*, size_t);

- static String fromUTF8WithLatin1Fallback(const char* s, size_t length) { return fromUTF8WithLatin1Fallback(reinterpret_cast<const LChar*>(s), length); };

- // Determines the writing direction using the Unicode Bidi Algorithm rules P2 and P3.

- WTF::Unicode::Direction defaultWritingDirection(bool* hasStrongDirectionality = 0) const

- {

- if (m_impl)

- return m_impl->defaultWritingDirection(hasStrongDirectionality);

- if (hasStrongDirectionality)

- *hasStrongDirectionality = false;

- return WTF::Unicode::LeftToRight;

- }

- bool containsOnlyASCII() const;

- bool containsOnlyLatin1() const;

- bool containsOnlyWhitespace() const { return !m_impl || m_impl->containsOnlyWhitespace(); }

- // Hash table deleted values, which are only constructed and never copied or destroyed.

- String(WTF::HashTableDeletedValueType) : m_impl(WTF::HashTableDeletedValue) { }

- bool isHashTableDeletedValue() const { return m_impl.isHashTableDeletedValue(); }

-#ifndef NDEBUG

- WTF_EXPORT_STRING_API void show() const;

-#endif

- // Workaround for a compiler bug. Use operator[] instead.

- UChar characterAt(unsigned index) const

- {

- if (!m_impl || index >= m_impl->length())

- return 0;

- return (*m_impl)[index];

- }

-private:

- template <typename CharacterType>

- void removeInternal(const CharacterType*, unsigned, int);

- RefPtr<StringImpl> m_impl;

-};

-inline bool operator==(const String& a, const String& b) { return equal(a.impl(), b.impl()); }

-inline bool operator==(const String& a, const LChar* b) { return equal(a.impl(), b); }

-inline bool operator==(const String& a, const char* b) { return equal(a.impl(), reinterpret_cast<const LChar*>(b)); }

-inline bool operator==(const LChar* a, const String& b) { return equal(a, b.impl()); }

-inline bool operator==(const char* a, const String& b) { return equal(reinterpret_cast<const LChar*>(a), b.impl()); }

-template<size_t inlineCapacity>

-inline bool operator==(const Vector<char, inlineCapacity>& a, const String& b) { return equal(b.impl(), a.data(), a.size()); }

-template<size_t inlineCapacity>

-inline bool operator==(const String& a, const Vector<char, inlineCapacity>& b) { return b == a; }

-inline bool operator!=(const String& a, const String& b) { return !equal(a.impl(), b.impl()); }

-inline bool operator!=(const String& a, const LChar* b) { return !equal(a.impl(), b); }

-inline bool operator!=(const String& a, const char* b) { return !equal(a.impl(), reinterpret_cast<const LChar*>(b)); }

-inline bool operator!=(const LChar* a, const String& b) { return !equal(a, b.impl()); }

-inline bool operator!=(const char* a, const String& b) { return !equal(reinterpret_cast<const LChar*>(a), b.impl()); }

-template<size_t inlineCapacity>

-inline bool operator!=(const Vector<char, inlineCapacity>& a, const String& b) { return !(a == b); }

-template<size_t inlineCapacity>

-inline bool operator!=(const String& a, const Vector<char, inlineCapacity>& b) { return b != a; }

-inline bool equalIgnoringCase(const String& a, const String& b) { return equalIgnoringCase(a.impl(), b.impl()); }

-inline bool equalIgnoringCase(const String& a, const LChar* b) { return equalIgnoringCase(a.impl(), b); }

-inline bool equalIgnoringCase(const String& a, const char* b) { return equalIgnoringCase(a.impl(), reinterpret_cast<const LChar*>(b)); }

-inline bool equalIgnoringCase(const LChar* a, const String& b) { return equalIgnoringCase(a, b.impl()); }

-inline bool equalIgnoringCase(const char* a, const String& b) { return equalIgnoringCase(reinterpret_cast<const LChar*>(a), b.impl()); }

-inline bool equalPossiblyIgnoringCase(const String& a, const String& b, bool ignoreCase)

- return ignoreCase ? equalIgnoringCase(a, b) : (a == b);

-inline bool equalIgnoringNullity(const String& a, const String& b) { return equalIgnoringNullity(a.impl(), b.impl()); }

-template<size_t inlineCapacity>

-inline bool equalIgnoringNullity(const Vector<UChar, inlineCapacity>& a, const String& b) { return equalIgnoringNullity(a, b.impl()); }

-inline bool operator!(const String& str) { return str.isNull(); }

-inline void swap(String& a, String& b) { a.swap(b); }

-// Definitions of string operations

-template<size_t inlineCapacity>

-String::String(const Vector<UChar, inlineCapacity>& vector)

- : m_impl(vector.size() ? StringImpl::create(vector.data(), vector.size()) : StringImpl::empty())

-template<>

-inline const LChar* String::getCharacters<LChar>() const

- ASSERT(is8Bit());

- return characters8();

-template<>

-inline const UChar* String::getCharacters<UChar>() const

- ASSERT(!is8Bit());

- return characters16();

-template<>

-inline const LChar* String::getCharactersWithUpconvert<LChar>() const

- ASSERT(is8Bit());

- return characters8();

-template<>

-inline const UChar* String::getCharactersWithUpconvert<UChar>() const

- return characters();

-inline bool String::containsOnlyLatin1() const

- if (isEmpty())

- return true;

- if (is8Bit())

- return true;

- const UChar* characters = characters16();

- UChar ored = 0;

- for (size_t i = 0; i < m_impl->length(); ++i)

- ored |= characters[i];

- return !(ored & 0xFF00);

-#ifdef __OBJC__

-// This is for situations in WebKit where the long standing behavior has been

-// "nil if empty", so we try to maintain longstanding behavior for the sake of

-// entrenched clients

-inline NSString* nsStringNilIfEmpty(const String& str) { return str.isEmpty() ? nil : (NSString*)str; }

-#endif

-inline bool String::containsOnlyASCII() const

- if (isEmpty())

- return true;

- if (is8Bit())

- return charactersAreAllASCII(characters8(), m_impl->length());

- return charactersAreAllASCII(characters16(), m_impl->length());

-WTF_EXPORT_STRING_API int codePointCompare(const String&, const String&);

-inline bool codePointCompareLessThan(const String& a, const String& b)

- return codePointCompare(a.impl(), b.impl()) < 0;

-template<size_t inlineCapacity>

-inline void append(Vector<UChar, inlineCapacity>& vector, const String& string)

- vector.append(string.characters(), string.length());

-template<typename CharacterType>

-inline void appendNumber(Vector<CharacterType>& vector, unsigned char number)

- int numberLength = number > 99 ? 3 : (number > 9 ? 2 : 1);

- size_t vectorSize = vector.size();

- vector.grow(vectorSize + numberLength);

- switch (numberLength) {

- case 3:

- vector[vectorSize + 2] = number % 10 + '0';

- number /= 10;

- case 2:

- vector[vectorSize + 1] = number % 10 + '0';

- number /= 10;

- case 1:

- vector[vectorSize] = number % 10 + '0';

- }

-template<bool isSpecialCharacter(UChar), typename CharacterType>

-inline bool isAllSpecialCharacters(const CharacterType* characters, size_t length)

- for (size_t i = 0; i < length; ++i) {

- if (!isSpecialCharacter(characters[i]))

- return false;

- }

- return true;

-template<bool isSpecialCharacter(UChar)>

-inline bool String::isAllSpecialCharacters() const

- size_t len = length();

- if (!len)

- return true;

- if (is8Bit())

- return WTF::isAllSpecialCharacters<isSpecialCharacter, LChar>(characters8(), len);

- return WTF::isAllSpecialCharacters<isSpecialCharacter, UChar>(characters(), len);

-// StringHash is the default hash for String

-template<typename T> struct DefaultHash;

-template<> struct DefaultHash<String> {

- typedef StringHash Hash;

-};

-template <> struct VectorTraits<String> : SimpleClassVectorTraits { };

-class ASCIILiteral {

-public:

- explicit ASCIILiteral(const char* characters) : m_characters(characters) { }

- operator const char*() { return m_characters; }

-private:

- const char* m_characters;

-};

-// Shared global empty string.

-WTF_EXPORT_STRING_API const String& emptyString();

-using WTF::CString;

-using WTF::KeepTrailingZeros;

-using WTF::String;

-using WTF::emptyString;

-using WTF::append;

-using WTF::appendNumber;

-using WTF::charactersAreAllASCII;

-using WTF::charactersToIntStrict;

-using WTF::charactersToUIntStrict;

-using WTF::charactersToInt64Strict;

-using WTF::charactersToUInt64Strict;

-using WTF::charactersToIntPtrStrict;

-using WTF::charactersToInt;

-using WTF::charactersToUInt;

-using WTF::charactersToInt64;

-using WTF::charactersToUInt64;

-using WTF::charactersToIntPtr;

-using WTF::charactersToDouble;

-using WTF::charactersToFloat;

-using WTF::equal;

-using WTF::equalIgnoringCase;

-using WTF::find;

-using WTF::isAllSpecialCharacters;

-using WTF::isSpaceOrNewline;

-using WTF::reverseFind;

-using WTF::ASCIILiteral;

-#include <wtf/text/AtomicString.h>

-#endif

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