1/*
2 * Copyright (C) 2008, 2009 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 are
6 * met:
7 *
8 *     * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *     * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 *     * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#ifndef ScriptString_h
32#define ScriptString_h
33
34#include "PlatformString.h"
35#include "ScriptStringImpl.h"
36#include "V8Binding.h"
37
38namespace WebCore {
39
40class ScriptString {
41public:
42    ScriptString() : m_impl(0) {}
43    ScriptString(const String& s) : m_impl(ScriptStringImpl::create(s)) {}
44    ScriptString(const char* s) : m_impl(ScriptStringImpl::create(s)) {}
45
46    operator String() const { return m_impl->toString(); }
47
48    bool isNull() const { return !m_impl.get() || m_impl->isNull(); }
49    size_t size() const { return m_impl->size(); }
50
51    ScriptString& operator=(const char* s)
52    {
53        m_impl = ScriptStringImpl::create(s);
54        return *this;
55    }
56
57    ScriptString& operator+=(const String& s)
58    {
59        m_impl->append(s);
60        return *this;
61    }
62
63    v8::Handle<v8::Value> v8StringOrNull() const
64    {
65        return isNull() ? v8::Handle<v8::Value>(v8::Null()) : v8::Handle<v8::Value>(m_impl->v8StringHandle());
66    }
67
68private:
69    RefPtr<ScriptStringImpl> m_impl;
70};
71
72} // namespace WebCore
73
74#endif // ScriptString_h
75