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1 /*
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2 * Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved. This
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3 * code is released under a tri EPL/GPL/LGPL license. You can use it,
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4 * redistribute it and/or modify it under the terms of the:
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5 *
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6 * Eclipse Public License version 1.0
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7 * GNU General Public License version 2
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8 * GNU Lesser General Public License version 2.1
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9 */
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10 package com.oracle.truffle.ruby.nodes.objects;
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11
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12 import com.oracle.truffle.api.*;
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13 import com.oracle.truffle.api.frame.*;
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14 import com.oracle.truffle.ruby.nodes.*;
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15 import com.oracle.truffle.ruby.nodes.methods.*;
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16 import com.oracle.truffle.ruby.runtime.*;
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17 import com.oracle.truffle.ruby.runtime.core.*;
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18
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19 /**
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20 * Open a module and execute a method in it - probably to define new methods.
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21 */
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22 public class OpenModuleNode extends RubyNode {
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23
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24 @Child protected RubyNode definingModule;
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25 @Child protected MethodDefinitionNode definitionMethod;
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26
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27 public OpenModuleNode(RubyContext context, SourceSection sourceSection, RubyNode definingModule, MethodDefinitionNode definitionMethod) {
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28 super(context, sourceSection);
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29 this.definingModule = adoptChild(definingModule);
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30 this.definitionMethod = adoptChild(definitionMethod);
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31 }
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32
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33 @Override
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34 public Object execute(VirtualFrame frame) {
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35 CompilerAsserts.neverPartOfCompilation();
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36
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37 // Call the definition method with the module as self - there's no return value
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38
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39 final RubyModule module = (RubyModule) definingModule.execute(frame);
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40 definitionMethod.executeMethod(frame).call(frame.pack(), module, null);
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41
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42 return NilPlaceholder.INSTANCE;
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43 }
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44
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45 }
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