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Diffstat (limited to 'Source/JavaScriptCore/wtf/unicode/brew/UnicodeBrew.cpp')
-rw-r--r-- | Source/JavaScriptCore/wtf/unicode/brew/UnicodeBrew.cpp | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/Source/JavaScriptCore/wtf/unicode/brew/UnicodeBrew.cpp b/Source/JavaScriptCore/wtf/unicode/brew/UnicodeBrew.cpp new file mode 100644 index 0000000..8367f17 --- /dev/null +++ b/Source/JavaScriptCore/wtf/unicode/brew/UnicodeBrew.cpp @@ -0,0 +1,181 @@ +/* + * Copyright (C) 2006 George Staikos <staikos@kde.org> + * Copyright (C) 2006 Alexey Proskuryakov <ap@nypop.com> + * Copyright (C) 2007-2009 Torch Mobile, Inc. + * Copyright (C) 2010 Company 100, Inc. + * + * 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 "config.h" +#include "UnicodeBrew.h" + +#include <wchar.h> +#include <wctype.h> + +namespace WTF { +namespace Unicode { + +UChar toLower(UChar c) +{ + return towlower(c); +} + +UChar toUpper(UChar c) +{ + return towupper(c); +} + +UChar foldCase(UChar c) +{ + return towlower(c); +} + +bool isPrintableChar(UChar c) +{ + return !!iswprint(c); +} + +bool isUpper(UChar c) +{ + return !!iswupper(c); +} + +bool isLower(UChar c) +{ + return !!iswlower(c); +} + +bool isDigit(UChar c) +{ + return !!iswdigit(c); +} + +bool isPunct(UChar c) +{ + return !!iswpunct(c); +} + +bool isAlphanumeric(UChar c) +{ + return !!iswalnum(c); +} + +int toLower(UChar* result, int resultLength, const UChar* source, int sourceLength, bool* isError) +{ + const UChar* sourceIterator = source; + const UChar* sourceEnd = source + sourceLength; + UChar* resultIterator = result; + UChar* resultEnd = result + resultLength; + + if (sourceLength <= resultLength) { + while (sourceIterator < sourceEnd) + *resultIterator++ = towlower(*sourceIterator++); + } else { + while (resultIterator < resultEnd) + *resultIterator++ = towlower(*sourceIterator++); + } + + int remainingCharacters = sourceIterator < sourceEnd ? sourceEnd - sourceIterator : 0; + *isError = !!remainingCharacters; + if (resultIterator < resultEnd) + *resultIterator = 0; + + return (resultIterator - result) + remainingCharacters; +} + +int toUpper(UChar* result, int resultLength, const UChar* source, int sourceLength, bool* isError) +{ + const UChar* sourceIterator = source; + const UChar* sourceEnd = source + sourceLength; + UChar* resultIterator = result; + UChar* resultEnd = result + resultLength; + + if (sourceLength <= resultLength) { + while (sourceIterator < sourceEnd) + *resultIterator++ = towupper(*sourceIterator++); + } else { + while (resultIterator < resultEnd) + *resultIterator++ = towupper(*sourceIterator++); + } + + int remainingCharacters = sourceIterator < sourceEnd ? sourceEnd - sourceIterator : 0; + *isError = !!remainingCharacters; + if (resultIterator < resultEnd) + *resultIterator = 0; + + return (resultIterator - result) + remainingCharacters; +} + +int foldCase(UChar* result, int resultLength, const UChar* source, int sourceLength, bool* isError) +{ + *isError = false; + if (resultLength < sourceLength) { + *isError = true; + return sourceLength; + } + for (int i = 0; i < sourceLength; ++i) + result[i] = foldCase(source[i]); + return sourceLength; +} + +UChar toTitleCase(UChar c) +{ + return towupper(c); +} + +Direction direction(UChar32 c) +{ + return static_cast<Direction>(ICU::direction(c)); +} + +CharCategory category(unsigned int c) +{ + return static_cast<CharCategory>(TO_MASK((int8_t) ICU::category(c))); +} + +DecompositionType decompositionType(UChar32 c) +{ + return static_cast<DecompositionType>(ICU::decompositionType(c)); +} + +unsigned char combiningClass(UChar32 c) +{ + return ICU::combiningClass(c); +} + +UChar mirroredChar(UChar32 c) +{ + return ICU::mirroredChar(c); +} + +int digitValue(UChar c) +{ + return ICU::digitValue(c); +} + +bool isSpace(UChar c) +{ + return !!iswspace(c); +} + +bool isLetter(UChar c) +{ + return !!iswalpha(c); +} + +} // namespace Unicode +} // namespace WTF |