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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 "ScriptSourceProvider.h"
     33 #include <parser/SourceCode.h>
     34 
     35 namespace WebCore {
     36 
     37     class StringSourceProvider : public ScriptSourceProvider {
     38     public:
     39         static PassRefPtr<StringSourceProvider> create(const String& source, const String& url) { return adoptRef(new StringSourceProvider(source, url)); }
     40 
     41         JSC::UString getRange(int start, int end) const { return JSC::UString(m_source.characters() + start, end - start); }
     42         const UChar* data() const { return m_source.characters(); }
     43         int length() const { return m_source.length(); }
     44         const String& source() const { return m_source; }
     45 
     46     private:
     47         StringSourceProvider(const String& source, const String& url)
     48             : ScriptSourceProvider(url)
     49             , m_source(source)
     50         {
     51         }
     52 
     53         String m_source;
     54     };
     55 
     56     inline JSC::SourceCode makeSource(const String& source, const String& url = String(), int firstLine = 1)
     57     {
     58         return JSC::SourceCode(StringSourceProvider::create(source, url), firstLine);
     59     }
     60 
     61 } // namespace WebCore
     62 
     63 #endif // StringSourceProvider_h
     64