JavaScriptCore-576.tar.gz

[apple/javascriptcore.git] / qt / api / qscriptengine_p.cpp

diff --git a/qt/api/qscriptengine_p.cpp b/qt/api/qscriptengine_p.cpp
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+/*
+    Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies)
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library General Public
+    License as published by the Free Software Foundation; either
+    version 2 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Library General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to
+    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+    Boston, MA 02110-1301, USA.
+*/
+
+#include "config.h"
+
+#include "qscriptengine_p.h"
+
+#include "qscriptvalue_p.h"
+
+/*!
+    Constructs a default QScriptEnginePrivate object, a new global context will be created.
+    \internal
+*/
+QScriptEnginePrivate::QScriptEnginePrivate(const QScriptEngine* engine)
+    : q_ptr(const_cast<QScriptEngine*>(engine))
+    , m_context(JSGlobalContextCreate(0))
+{
+}
+
+QScriptEnginePrivate::~QScriptEnginePrivate()
+{
+    JSGlobalContextRelease(m_context);
+}
+
+/*!
+    Evaluates program and returns the result of the evaluation.
+    \internal
+*/
+QScriptValuePrivate* QScriptEnginePrivate::evaluate(const QString& program, const QString& fileName, int lineNumber)
+{
+    JSStringRef script = QScriptConverter::toString(program);
+    JSStringRef file = QScriptConverter::toString(fileName);
+    JSValueRef exception;
+    JSValueRef result = JSEvaluateScript(m_context, script, /* Global Object */ 0, file, lineNumber, &exception);
+    if (!result)
+        return new QScriptValuePrivate(this, exception); // returns an exception
+    return new QScriptValuePrivate(this, result);
+}