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      1 /*
      2  * Copyright (C) 2010 Google 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  *
     14  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
     15  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     16  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     17  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
     18  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     19  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     20  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
     21  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     23  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #ifndef IDBKeyPath_h
     27 #define IDBKeyPath_h
     28 
     29 #if ENABLE(INDEXED_DATABASE)
     30 
     31 #include <wtf/PassRefPtr.h>
     32 #include <wtf/RefCounted.h>
     33 #include <wtf/Vector.h>
     34 #include <wtf/text/WTFString.h>
     35 
     36 namespace WebCore {
     37 
     38 struct IDBKeyPathElement {
     39     enum Type {
     40         IsIndexed,
     41         IsNamed,
     42     };
     43 
     44     Type type;
     45     unsigned index;
     46     String identifier;
     47 };
     48 
     49 enum IDBKeyPathParseError {
     50     IDBKeyPathParseErrorNone,
     51     IDBKeyPathParseErrorStart,
     52     IDBKeyPathParseErrorIdentifier,
     53     IDBKeyPathParseErrorArrayIndex,
     54     IDBKeyPathParseErrorAfterArray,
     55     IDBKeyPathParseErrorDot,
     56 };
     57 
     58 void IDBParseKeyPath(const String&, Vector<IDBKeyPathElement>&, IDBKeyPathParseError&);
     59 
     60 } // namespace WebCore
     61 
     62 #endif
     63 
     64 #endif // IDBKeyPath_h
     65