Mercurial > hg > graal-compiler
comparison graal/com.oracle.truffle.ruby.nodes/src/com/oracle/truffle/ruby/nodes/methods/arguments/BlockDestructureSwitchNode.java @ 13514:0fbee3eb71f0
Ruby: import project.
author | Chris Seaton <chris.seaton@oracle.com> |
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date | Mon, 06 Jan 2014 17:12:09 +0000 |
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13513:64a23ce736a0 | 13514:0fbee3eb71f0 |
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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.methods.arguments; | |
11 | |
12 import com.oracle.truffle.api.*; | |
13 import com.oracle.truffle.api.frame.*; | |
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.array.*; | |
18 | |
19 /** | |
20 * Switches between loading arguments as normal and doing a destructure. See | |
21 * testBlockArgumentsDestructure and MethodTranslator. | |
22 */ | |
23 @NodeInfo(shortName = "block-destructure-switch") | |
24 public class BlockDestructureSwitchNode extends RubyNode { | |
25 | |
26 @Child protected RubyNode loadIndividualArguments; | |
27 @Child protected RubyNode destructureArguments; | |
28 @Child protected RubyNode body; | |
29 | |
30 public BlockDestructureSwitchNode(RubyContext context, SourceSection sourceSection, RubyNode loadIndividualArguments, RubyNode destructureArguments, RubyNode body) { | |
31 super(context, sourceSection); | |
32 this.loadIndividualArguments = adoptChild(loadIndividualArguments); | |
33 this.destructureArguments = adoptChild(destructureArguments); | |
34 this.body = adoptChild(body); | |
35 } | |
36 | |
37 @Override | |
38 public Object execute(VirtualFrame frame) { | |
39 final RubyArguments arguments = frame.getArguments(RubyArguments.class); | |
40 | |
41 if (arguments.getArguments().length == 1 && arguments.getArguments()[0] instanceof RubyArray) { | |
42 destructureArguments.executeVoid(frame); | |
43 } else { | |
44 loadIndividualArguments.executeVoid(frame); | |
45 } | |
46 | |
47 return body.execute(frame); | |
48 } | |
49 | |
50 } |