/*
 * Copyright (c) 2013, 2016, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code 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 General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */
package com.oracle.truffle.r.nodes.control;

import com.oracle.truffle.api.frame.VirtualFrame;
import com.oracle.truffle.api.source.SourceSection;
import com.oracle.truffle.r.nodes.function.visibility.SetVisibilityNode;
import com.oracle.truffle.r.runtime.ArgumentsSignature;
import com.oracle.truffle.r.runtime.nodes.RSyntaxElement;
import com.oracle.truffle.r.runtime.nodes.RSyntaxLookup;

public final class NextNode extends OperatorNode {

    @Child private SetVisibilityNode visibility = SetVisibilityNode.create();

    public NextNode(SourceSection src, RSyntaxLookup operator) {
        super(src, operator);
    }

    @Override
    public Object execute(VirtualFrame frame) {
        visibility.execute(frame, false);
        throw NextException.instance;
    }

    @Override
    public RSyntaxElement[] getSyntaxArguments() {
        return new RSyntaxElement[0];
    }

    @Override
    public ArgumentsSignature getSyntaxSignature() {
        return ArgumentsSignature.empty(0);
    }
}
