JavaScriptCore-7600.1.4.9.tar.gz

[apple/javascriptcore.git] / inspector / ScriptArguments.cpp

diff --git a/inspector/ScriptArguments.cpp b/inspector/ScriptArguments.cpp
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+/*
+ * Copyright (C) 2014 Apple Inc. All rights reserved.
+ * Copyright (c) 2010 Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+#include "ScriptArguments.h"
+
+#include "JSCInlines.h"
+#include "ScriptValue.h"
+
+namespace Inspector {
+
+PassRefPtr<ScriptArguments> ScriptArguments::create(JSC::ExecState* scriptState, Vector<Deprecated::ScriptValue>& arguments)
+{
+    return adoptRef(new ScriptArguments(scriptState, arguments));
+}
+
+ScriptArguments::ScriptArguments(JSC::ExecState* execState, Vector<Deprecated::ScriptValue>& arguments)
+    : m_globalObject(execState->vm(), execState->lexicalGlobalObject())
+{
+    m_arguments.swap(arguments);
+}
+
+ScriptArguments::~ScriptArguments()
+{
+}
+
+const Deprecated::ScriptValue &ScriptArguments::argumentAt(size_t index) const
+{
+    ASSERT(m_arguments.size() > index);
+    return m_arguments[index];
+}
+
+JSC::ExecState* ScriptArguments::globalState() const
+{
+    if (m_globalObject)
+        return const_cast<JSC::JSGlobalObject*>(m_globalObject.get())->globalExec();
+
+    return nullptr;
+}
+
+bool ScriptArguments::getFirstArgumentAsString(String& result, bool checkForNullOrUndefined)
+{
+    if (!argumentCount())
+        return false;
+
+    const Deprecated::ScriptValue& value = argumentAt(0);
+    if (checkForNullOrUndefined && (value.isNull() || value.isUndefined()))
+        return false;
+
+    if (!globalState()) {
+        ASSERT_NOT_REACHED();
+        return false;
+    }
+
+    result = value.toString(globalState());
+    return true;
+}
+
+bool ScriptArguments::isEqual(ScriptArguments* other) const
+{
+    if (!other)
+        return false;
+
+    if (m_arguments.size() != other->m_arguments.size())
+        return false;
+    if (!globalState() && m_arguments.size())
+        return false;
+
+    for (size_t i = 0; i < m_arguments.size(); ++i) {
+        if (!m_arguments[i].isEqual(other->globalState(), other->m_arguments[i]))
+            return false;
+    }
+
+    return true;
+}
+
+} // namespace Inspector