1/* 2 * Copyright (C) 2014 Apple Inc. All rights reserved. 3 * Copyright (c) 2010 Google Inc. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: 8 * 9 * * Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * * Redistributions in binary form must reproduce the above 12 * copyright notice, this list of conditions and the following disclaimer 13 * in the documentation and/or other materials provided with the 14 * distribution. 15 * * Neither the name of Google Inc. nor the names of its 16 * contributors may be used to endorse or promote products derived from 17 * this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#include "config.h" 33#include "ScriptArguments.h" 34 35#include "JSCInlines.h" 36#include "ScriptValue.h" 37 38namespace Inspector { 39 40PassRefPtr<ScriptArguments> ScriptArguments::create(JSC::ExecState* scriptState, Vector<Deprecated::ScriptValue>& arguments) 41{ 42 return adoptRef(new ScriptArguments(scriptState, arguments)); 43} 44 45ScriptArguments::ScriptArguments(JSC::ExecState* execState, Vector<Deprecated::ScriptValue>& arguments) 46 : m_globalObject(execState->vm(), execState->lexicalGlobalObject()) 47{ 48 m_arguments.swap(arguments); 49} 50 51ScriptArguments::~ScriptArguments() 52{ 53} 54 55const Deprecated::ScriptValue &ScriptArguments::argumentAt(size_t index) const 56{ 57 ASSERT(m_arguments.size() > index); 58 return m_arguments[index]; 59} 60 61JSC::ExecState* ScriptArguments::globalState() const 62{ 63 if (m_globalObject) 64 return const_cast<JSC::JSGlobalObject*>(m_globalObject.get())->globalExec(); 65 66 return nullptr; 67} 68 69bool ScriptArguments::getFirstArgumentAsString(String& result, bool checkForNullOrUndefined) 70{ 71 if (!argumentCount()) 72 return false; 73 74 const Deprecated::ScriptValue& value = argumentAt(0); 75 if (checkForNullOrUndefined && (value.isNull() || value.isUndefined())) 76 return false; 77 78 if (!globalState()) { 79 ASSERT_NOT_REACHED(); 80 return false; 81 } 82 83 result = value.toString(globalState()); 84 return true; 85} 86 87bool ScriptArguments::isEqual(ScriptArguments* other) const 88{ 89 if (!other) 90 return false; 91 92 if (m_arguments.size() != other->m_arguments.size()) 93 return false; 94 if (!globalState() && m_arguments.size()) 95 return false; 96 97 for (size_t i = 0; i < m_arguments.size(); ++i) { 98 if (!m_arguments[i].isEqual(other->globalState(), other->m_arguments[i])) 99 return false; 100 } 101 102 return true; 103} 104 105} // namespace Inspector 106