1/*
2 * Copyright (c) 2008, 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 "CachedScriptSourceProvider.h"
37#include "KURL.h"
38#include <parser/SourceProvider.h>
39#include <wtf/text/TextPosition.h>
40#include <wtf/RefPtr.h>
41
42namespace WebCore {
43
44class ScriptSourceCode {
45public:
46    ScriptSourceCode(const String& source, const KURL& url = KURL(), const TextPosition& startPosition = TextPosition::minimumPosition())
47        : m_provider(JSC::StringSourceProvider::create(source, url.isNull() ? String() : url.string(), startPosition))
48        , m_code(m_provider, startPosition.m_line.oneBasedInt(), startPosition.m_column.oneBasedInt())
49        , m_url(url)
50    {
51    }
52
53    explicit ScriptSourceCode(CachedScript* cachedScript)
54        : m_provider(CachedScriptSourceProvider::create(cachedScript))
55        , m_code(m_provider)
56        , m_cachedScript(cachedScript)
57    {
58    }
59
60    bool isEmpty() const { return m_code.length() == 0; }
61
62    const JSC::SourceCode& jsSourceCode() const { return m_code; }
63
64    const String& source() const { return m_provider->source(); }
65
66    int startLine() const { return m_code.firstLine(); }
67
68    CachedScript* cachedScript() const { return m_cachedScript.get(); }
69
70    const KURL& url() const { return m_url; }
71
72private:
73    RefPtr<JSC::SourceProvider> m_provider;
74
75    JSC::SourceCode m_code;
76
77    CachedResourceHandle<CachedScript> m_cachedScript;
78
79    KURL m_url;
80
81};
82
83} // namespace WebCore
84
85#endif // ScriptSourceCode_h
86