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Diffstat (limited to 'src/3rdparty/webkit/JavaScriptCore/runtime/StringBuilder.h')
-rw-r--r-- | src/3rdparty/webkit/JavaScriptCore/runtime/StringBuilder.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/src/3rdparty/webkit/JavaScriptCore/runtime/StringBuilder.h b/src/3rdparty/webkit/JavaScriptCore/runtime/StringBuilder.h new file mode 100644 index 0000000000..59b01e007a --- /dev/null +++ b/src/3rdparty/webkit/JavaScriptCore/runtime/StringBuilder.h @@ -0,0 +1,82 @@ +/* + * Copyright (C) 2009 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 StringBuilder_h +#define StringBuilder_h + +#include <wtf/Vector.h> + +namespace JSC { + +class StringBuilder { +public: + void append(const UChar u) + { + buffer.append(u); + } + + void append(const char* str) + { + append(str, strlen(str)); + } + + void append(const char* str, size_t len) + { + buffer.reserveCapacity(buffer.size() + len); + for (size_t i = 0; i < len; i++) + buffer.append(static_cast<unsigned char>(str[i])); + } + + void append(const UChar* str, size_t len) + { + buffer.append(str, len); + } + + void append(const UString& str) + { + buffer.append(str.data(), str.size()); + } + + bool isEmpty() { return buffer.isEmpty(); } + void reserveCapacity(size_t newCapacity) { buffer.reserveCapacity(newCapacity); } + void resize(size_t size) { buffer.resize(size); } + size_t size() const { return buffer.size(); } + + UChar operator[](size_t i) const { return buffer.at(i); } + + UString build() + { + buffer.shrinkToFit(); + ASSERT(buffer.data() || !buffer.size()); + return UString::adopt(buffer); + } + +protected: + Vector<UChar, 64> buffer; +}; + +} + +#endif |