Home | History | Annotate | Download | only in inspector 
      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 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 "ScriptArguments.h"
     33 
     34 #include "ScriptValue.h"
     35 
     36 namespace WebCore {
     37 
     38 PassRefPtr<ScriptArguments> ScriptArguments::create(ScriptState* scriptState, Vector<ScriptValue>& arguments)
     39 {
     40     return adoptRef(new ScriptArguments(scriptState, arguments));
     41 }
     42 
     43 ScriptArguments::ScriptArguments(ScriptState* scriptState, Vector<ScriptValue>& arguments)
     44     : m_scriptState(scriptState)
     45 {
     46     m_arguments.swap(arguments);
     47 }
     48 
     49 ScriptArguments::~ScriptArguments()
     50 {
     51 }
     52 
     53 const ScriptValue &ScriptArguments::argumentAt(size_t index) const
     54 {
     55     ASSERT(m_arguments.size() > index);
     56     return m_arguments[index];
     57 }
     58 
     59 ScriptState* ScriptArguments::globalState() const
     60 {
     61     return m_scriptState.get();
     62 }
     63 
     64 bool ScriptArguments::getFirstArgumentAsString(String& result, bool checkForNullOrUndefined)
     65 {
     66     if (!argumentCount())
     67         return false;
     68 
     69     const ScriptValue& value = argumentAt(0);
     70     if (checkForNullOrUndefined && (value.isNull() || value.isUndefined()))
     71         return false;
     72 
     73     if (!globalState()) {
     74         ASSERT_NOT_REACHED();
     75         return false;
     76     }
     77 
     78     result = value.toString(globalState());
     79     return true;
     80 }
     81 
     82 bool ScriptArguments::isEqual(ScriptArguments* other) const
     83 {
     84     if (!other)
     85         return false;
     86 
     87     if (m_arguments.size() != other->m_arguments.size())
     88         return false;
     89     if (!globalState() && m_arguments.size())
     90         return false;
     91 
     92     for (size_t i = 0; i < m_arguments.size(); ++i) {
     93         if (!m_arguments[i].isEqual(other->globalState(), other->m_arguments[i]))
     94             return false;
     95     }
     96     return true;
     97 }
     98 
     99 } // namespace WebCore
    100