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comparison graal/com.oracle.truffle.ruby.nodes/src/com/oracle/truffle/ruby/nodes/control/AndNode.java @ 13514:0fbee3eb71f0

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Ruby: import project.
author Chris Seaton <chris.seaton@oracle.com>
date Mon, 06 Jan 2014 17:12:09 +0000
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13513:64a23ce736a0 13514:0fbee3eb71f0
1 /*
2 * Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved. This
3 * code is released under a tri EPL/GPL/LGPL license. You can use it,
4 * redistribute it and/or modify it under the terms of the:
5 *
6 * Eclipse Public License version 1.0
7 * GNU General Public License version 2
8 * GNU Lesser General Public License version 2.1
9 */
10 package com.oracle.truffle.ruby.nodes.control;
11
12 import com.oracle.truffle.api.*;
13 import com.oracle.truffle.api.dsl.*;
14 import com.oracle.truffle.api.nodes.*;
15 import com.oracle.truffle.ruby.nodes.*;
16 import com.oracle.truffle.ruby.runtime.*;
17 import com.oracle.truffle.ruby.runtime.core.*;
18
19 /**
20 * Represents a Ruby {@code and} or {@code &&} expression.
21 */
22 @NodeInfo(shortName = "and")
23 @NodeChildren({@NodeChild("left"), @NodeChild("right")})
24 public abstract class AndNode extends RubyNode {
25
26 public AndNode(RubyContext context, SourceSection sourceSection) {
27 super(context, sourceSection);
28 }
29
30 public AndNode(AndNode copy) {
31 super(copy.getContext(), copy.getSourceSection());
32 }
33
34 @ShortCircuit("right")
35 public boolean needsRightNode(Object a) {
36 return GeneralConversions.toBoolean(a);
37 }
38
39 @ShortCircuit("right")
40 public boolean needsRightNode(boolean a) {
41 return a;
42 }
43
44 @Specialization
45 public boolean doBoolean(boolean a, boolean hasB, boolean b) {
46 return hasB ? b : a;
47 }
48
49 @Specialization
50 public Object doObject(boolean a, boolean hasB, Object b) {
51 return hasB ? b : a;
52 }
53
54 @Generic
55 public Object doGeneric(Object a, boolean hasB, Object b) {
56 return hasB ? b : a;
57 }
58 }