1 /*
2 * Copyright (C) 2013 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 #include "config.h"
32 #include "bindings/core/v8/ScriptString.h"
33
34 #include "bindings/core/v8/V8Binding.h"
35
36 namespace blink {
37
ScriptString()38 ScriptString::ScriptString()
39 : m_isolate(0)
40 {
41 }
42
ScriptString(v8::Isolate * isolate,v8::Handle<v8::String> string)43 ScriptString::ScriptString(v8::Isolate* isolate, v8::Handle<v8::String> string)
44 : m_isolate(isolate)
45 , m_string(SharedPersistent<v8::String>::create(string, m_isolate))
46 {
47 }
48
operator =(const ScriptString & string)49 ScriptString& ScriptString::operator=(const ScriptString& string)
50 {
51 if (this != &string) {
52 m_isolate = string.m_isolate;
53 m_string = string.m_string;
54 }
55 return *this;
56 }
57
v8Value()58 v8::Handle<v8::String> ScriptString::v8Value()
59 {
60 if (isEmpty())
61 return v8::Handle<v8::String>();
62 return m_string->newLocal(isolate());
63 }
64
concatenateWith(const String & string)65 ScriptString ScriptString::concatenateWith(const String& string)
66 {
67 v8::Isolate* nonNullIsolate = isolate();
68 v8::HandleScope handleScope(nonNullIsolate);
69 v8::Handle<v8::String> targetString = v8String(nonNullIsolate, string);
70 if (isEmpty())
71 return ScriptString(nonNullIsolate, targetString);
72 return ScriptString(nonNullIsolate, v8::String::Concat(v8Value(), targetString));
73 }
74
flattenToString()75 String ScriptString::flattenToString()
76 {
77 if (isEmpty())
78 return String();
79 v8::HandleScope handleScope(isolate());
80 return v8StringToWebCoreString<String>(v8Value(), Externalize);
81 }
82
83 } // namespace blink
84