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      1 /*
      2  * Copyright (C) 2008 Apple Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  *
      8  * 1.  Redistributions of source code must retain the above copyright
      9  *     notice, this list of conditions and the following disclaimer.
     10  * 2.  Redistributions in binary form must reproduce the above copyright
     11  *     notice, this list of conditions and the following disclaimer in the
     12  *     documentation and/or other materials provided with the distribution.
     13  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
     14  *     its contributors may be used to endorse or promote products derived
     15  *     from this software without specific prior written permission.
     16  *
     17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
     18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
     21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
     24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 #ifndef StringSourceProvider_h
     30 #define StringSourceProvider_h
     31 
     32 #include "JSDOMBinding.h"
     33 #include "ScriptSourceProvider.h"
     34 #include <parser/SourceCode.h>
     35 
     36 namespace WebCore {
     37 
     38     class StringSourceProvider : public ScriptSourceProvider {
     39     public:
     40         static PassRefPtr<StringSourceProvider> create(const String& source, const String& url, const TextPosition1& startPosition = TextPosition1::minimumPosition())
     41         {
     42             return adoptRef(new StringSourceProvider(source, url, startPosition));
     43         }
     44 
     45         virtual TextPosition1 startPosition() const { return m_startPosition; }
     46         JSC::UString getRange(int start, int end) const { return JSC::UString(m_source.characters() + start, end - start); }
     47         const UChar* data() const { return m_source.characters(); }
     48         int length() const { return m_source.length(); }
     49         const String& source() const { return m_source; }
     50 
     51     private:
     52         StringSourceProvider(const String& source, const String& url, const TextPosition1& startPosition)
     53             : ScriptSourceProvider(stringToUString(url))
     54             , m_startPosition(startPosition)
     55             , m_source(source)
     56         {
     57         }
     58 
     59         TextPosition1 m_startPosition;
     60         String m_source;
     61     };
     62 
     63     inline JSC::SourceCode makeSource(const String& source, const String& url = String(), int firstLine = 1)
     64     {
     65         return JSC::SourceCode(StringSourceProvider::create(source, url), firstLine);
     66     }
     67 
     68 } // namespace WebCore
     69 
     70 #endif // StringSourceProvider_h
     71