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 ScriptSourceCode_h
32#define ScriptSourceCode_h
33
34#include "CachedResourceHandle.h"
35#include "CachedScript.h"
36#include "KURL.h"
37#include "PlatformString.h"
38#include <wtf/text/TextPosition.h>
39
40namespace WebCore {
41
42class ScriptSourceCode {
43public:
44    ScriptSourceCode(const String& source, const KURL& url = KURL(), const TextPosition1& startPosition = TextPosition1::minimumPosition())
45        : m_source(source)
46        , m_cachedScript(0)
47        , m_url(url)
48        , m_startPosition(startPosition)
49    {
50    }
51
52    // We lose the encoding information from CachedScript.
53    // Not sure if that matters.
54    ScriptSourceCode(CachedScript* cs)
55        : m_source(cs->script())
56        , m_cachedScript(cs)
57        , m_url(ParsedURLString, cs->url())
58        , m_startPosition(TextPosition1::minimumPosition())
59    {
60    }
61
62    bool isEmpty() const { return m_source.isEmpty(); }
63
64    const String& source() const { return m_source; }
65    CachedScript* cachedScript() const { return m_cachedScript.get(); }
66    const KURL& url() const
67    {
68        if (m_cachedScript)
69            return m_cachedScript->response().url();
70        return m_url;
71    }
72    int startLine() const { return m_startPosition.m_line.oneBasedInt(); }
73    const TextPosition1& startPosition() const { return m_startPosition; }
74
75private:
76    String m_source;
77    CachedResourceHandle<CachedScript> m_cachedScript;
78    KURL m_url;
79    TextPosition1 m_startPosition;
80};
81
82} // namespace WebCore
83
84#endif // ScriptSourceCode_h
85