WebCore/bindings/js/ScriptFunctionCall.cpp
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/bindings/js/ScriptFunctionCall.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,200 @@
+/*
+ * Copyright (C) 2009 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 "ScriptFunctionCall.h"
+
+#include "JSDOMBinding.h"
+#include "JSMainThreadExecState.h"
+#include "ScriptString.h"
+#include "ScriptValue.h"
+
+#include <runtime/JSLock.h>
+#include <runtime/UString.h>
+
+using namespace JSC;
+
+namespace WebCore {
+
+ScriptFunctionCall::ScriptFunctionCall(const ScriptObject& thisObject, const String& name)
+    : m_exec(thisObject.scriptState())
+    , m_thisObject(thisObject)
+    , m_name(name)
+{
+}
+
+void ScriptFunctionCall::appendArgument(const ScriptObject& argument)
+{
+    if (argument.scriptState() != m_exec) {
+        ASSERT_NOT_REACHED();
+        return;
+    }
+    m_arguments.append(argument.jsObject());
+}
+
+void ScriptFunctionCall::appendArgument(const ScriptString& argument)
+{
+    m_arguments.append(jsString(m_exec, argument.ustring()));
+}
+
+void ScriptFunctionCall::appendArgument(const ScriptValue& argument)
+{
+    m_arguments.append(argument.jsValue());
+}
+
+void ScriptFunctionCall::appendArgument(const String& argument)
+{
+    JSLock lock(SilenceAssertionsOnly);
+    m_arguments.append(jsString(m_exec, argument));
+}
+
+void ScriptFunctionCall::appendArgument(const JSC::UString& argument)
+{
+    JSLock lock(SilenceAssertionsOnly);
+    m_arguments.append(jsString(m_exec, argument));
+}
+
+void ScriptFunctionCall::appendArgument(const char* argument)
+{
+    JSLock lock(SilenceAssertionsOnly);
+    m_arguments.append(jsString(m_exec, UString(argument)));
+}
+
+void ScriptFunctionCall::appendArgument(JSC::JSValue argument)
+{
+    m_arguments.append(argument);
+}
+
+void ScriptFunctionCall::appendArgument(long argument)
+{
+    JSLock lock(SilenceAssertionsOnly);
+    m_arguments.append(jsNumber(m_exec, argument));
+}
+
+void ScriptFunctionCall::appendArgument(long long argument)
+{
+    JSLock lock(SilenceAssertionsOnly);
+    m_arguments.append(jsNumber(m_exec, argument));
+}
+
+void ScriptFunctionCall::appendArgument(unsigned int argument)
+{
+    JSLock lock(SilenceAssertionsOnly);
+    m_arguments.append(jsNumber(m_exec, argument));
+}
+
+void ScriptFunctionCall::appendArgument(unsigned long argument)
+{
+    JSLock lock(SilenceAssertionsOnly);
+    m_arguments.append(jsNumber(m_exec, argument));
+}
+
+void ScriptFunctionCall::appendArgument(int argument)
+{
+    JSLock lock(SilenceAssertionsOnly);
+    m_arguments.append(jsNumber(m_exec, argument));
+}
+
+void ScriptFunctionCall::appendArgument(bool argument)
+{
+    m_arguments.append(jsBoolean(argument));
+}
+
+ScriptValue ScriptFunctionCall::call(bool& hadException, bool reportExceptions)
+{
+    JSObject* thisObject = m_thisObject.jsObject();
+
+    JSLock lock(SilenceAssertionsOnly);
+
+    JSValue function = thisObject->get(m_exec, Identifier(m_exec, stringToUString(m_name)));
+    if (m_exec->hadException()) {
+        if (reportExceptions)
+            reportException(m_exec, m_exec->exception());
+
+        hadException = true;
+        return ScriptValue();
+    }
+
+    CallData callData;
+    CallType callType = getCallData(function, callData);
+    if (callType == CallTypeNone)
+        return ScriptValue();
+
+    JSValue result = JSMainThreadExecState::call(m_exec, function, callType, callData, thisObject, m_arguments);
+    if (m_exec->hadException()) {
+        if (reportExceptions)
+            reportException(m_exec, m_exec->exception());
+
+        hadException = true;
+        return ScriptValue();
+    }
+
+    return ScriptValue(result);
+}
+
+ScriptValue ScriptFunctionCall::call()
+{
+    bool hadException = false;
+    return call(hadException);
+}
+
+ScriptObject ScriptFunctionCall::construct(bool& hadException, bool reportExceptions)
+{
+    JSObject* thisObject = m_thisObject.jsObject();
+
+    JSLock lock(SilenceAssertionsOnly);
+
+    JSObject* constructor = asObject(thisObject->get(m_exec, Identifier(m_exec, stringToUString(m_name))));
+    if (m_exec->hadException()) {
+        if (reportExceptions)
+            reportException(m_exec, m_exec->exception());
+
+        hadException = true;
+        return ScriptObject();
+    }
+
+    ConstructData constructData;
+    ConstructType constructType = constructor->getConstructData(constructData);
+    if (constructType == ConstructTypeNone)
+        return ScriptObject();
+
+    JSValue result = JSC::construct(m_exec, constructor, constructType, constructData, m_arguments);
+    if (m_exec->hadException()) {
+        if (reportExceptions)
+            reportException(m_exec, m_exec->exception());
+
+        hadException = true;
+        return ScriptObject();
+    }
+
+    return ScriptObject(m_exec, asObject(result));
+}
+
+} // namespace WebCore