diff options
author | Steve Block <steveblock@google.com> | 2011-05-06 11:45:16 +0100 |
---|---|---|
committer | Steve Block <steveblock@google.com> | 2011-05-12 13:44:10 +0100 |
commit | cad810f21b803229eb11403f9209855525a25d57 (patch) | |
tree | 29a6fd0279be608e0fe9ffe9841f722f0f4e4269 /Source/JavaScriptCore/parser/SourceCode.h | |
parent | 121b0cf4517156d0ac5111caf9830c51b69bae8f (diff) | |
download | external_webkit-cad810f21b803229eb11403f9209855525a25d57.zip external_webkit-cad810f21b803229eb11403f9209855525a25d57.tar.gz external_webkit-cad810f21b803229eb11403f9209855525a25d57.tar.bz2 |
Merge WebKit at r75315: Initial merge by git.
Change-Id: I570314b346ce101c935ed22a626b48c2af266b84
Diffstat (limited to 'Source/JavaScriptCore/parser/SourceCode.h')
-rw-r--r-- | Source/JavaScriptCore/parser/SourceCode.h | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/Source/JavaScriptCore/parser/SourceCode.h b/Source/JavaScriptCore/parser/SourceCode.h new file mode 100644 index 0000000..9ba4da3 --- /dev/null +++ b/Source/JavaScriptCore/parser/SourceCode.h @@ -0,0 +1,92 @@ +/* + * Copyright (C) 2008 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. + * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of + * its contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "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 OR ITS 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 SourceCode_h +#define SourceCode_h + +#include "SourceProvider.h" +#include <wtf/RefPtr.h> + +namespace JSC { + + class SourceCode { + public: + SourceCode() + : m_provider(0) + , m_startChar(0) + , m_endChar(0) + , m_firstLine(0) + { + } + + SourceCode(PassRefPtr<SourceProvider> provider, int firstLine = 1) + : m_provider(provider) + , m_startChar(0) + , m_endChar(m_provider->length()) + , m_firstLine(std::max(firstLine, 1)) + { + } + + SourceCode(PassRefPtr<SourceProvider> provider, int start, int end, int firstLine) + : m_provider(provider) + , m_startChar(start) + , m_endChar(end) + , m_firstLine(std::max(firstLine, 1)) + { + } + + UString toString() const + { + if (!m_provider) + return UString(); + return m_provider->getRange(m_startChar, m_endChar); + } + + bool isNull() const { return !m_provider; } + SourceProvider* provider() const { return m_provider.get(); } + int firstLine() const { return m_firstLine; } + int startOffset() const { return m_startChar; } + int endOffset() const { return m_endChar; } + const UChar* data() const { return m_provider->data() + m_startChar; } + int length() const { return m_endChar - m_startChar; } + + private: + RefPtr<SourceProvider> m_provider; + int m_startChar; + int m_endChar; + int m_firstLine; + }; + + inline SourceCode makeSource(const UString& source, const UString& url = UString(), int firstLine = 1) + { + return SourceCode(UStringSourceProvider::create(source, url), firstLine); + } + +} // namespace JSC + +#endif // SourceCode_h |