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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.core;
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11
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12 import java.util.regex.*;
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13
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14 import com.oracle.truffle.api.*;
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15 import com.oracle.truffle.api.dsl.*;
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16 import com.oracle.truffle.api.frame.*;
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17 import com.oracle.truffle.ruby.runtime.*;
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18 import com.oracle.truffle.ruby.runtime.core.*;
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19
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20 @CoreClass(name = "Regexp")
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21 public abstract class RegexpNodes {
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22
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23 @CoreMethod(names = {"=~", "==="}, minArgs = 1, maxArgs = 1)
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24 public abstract static class MatchOperatorNode extends CoreMethodNode {
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25
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26 public MatchOperatorNode(RubyContext context, SourceSection sourceSection) {
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27 super(context, sourceSection);
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28 }
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29
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30 public MatchOperatorNode(MatchOperatorNode prev) {
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31 super(prev);
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32 }
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33
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34 @Specialization
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35 public Object match(VirtualFrame frame, RubyRegexp regexp, RubyString string) {
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36 return regexp.matchOperator(frame.getCaller().unpack(), string.toString());
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37 }
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38
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39 }
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40
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41 @CoreMethod(names = "!~", minArgs = 1, maxArgs = 1)
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42 public abstract static class NotMatchOperatorNode extends CoreMethodNode {
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43
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44 public NotMatchOperatorNode(RubyContext context, SourceSection sourceSection) {
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45 super(context, sourceSection);
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46 }
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47
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48 public NotMatchOperatorNode(NotMatchOperatorNode prev) {
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49 super(prev);
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50 }
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51
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52 @Specialization
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53 public Object match(VirtualFrame frame, RubyRegexp regexp, RubyString string) {
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54 return regexp.matchOperator(frame.getCaller().unpack(), string.toString()) == NilPlaceholder.INSTANCE;
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55 }
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56
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57 }
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58
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59 @CoreMethod(names = "escape", isModuleMethod = true, needsSelf = false, minArgs = 1, maxArgs = 1)
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60 public abstract static class EscapeNode extends CoreMethodNode {
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61
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62 public EscapeNode(RubyContext context, SourceSection sourceSection) {
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63 super(context, sourceSection);
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64 }
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65
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66 public EscapeNode(EscapeNode prev) {
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67 super(prev);
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68 }
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69
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70 @Specialization
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71 public RubyString sqrt(RubyString pattern) {
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72 return getContext().makeString(Pattern.quote(pattern.toString()));
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73 }
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74
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75 }
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76
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77 @CoreMethod(names = "initialize", minArgs = 1, maxArgs = 1)
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78 public abstract static class InitializeNode extends CoreMethodNode {
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79
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80 public InitializeNode(RubyContext context, SourceSection sourceSection) {
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81 super(context, sourceSection);
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82 }
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83
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84 public InitializeNode(InitializeNode prev) {
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85 super(prev);
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86 }
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87
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88 @Specialization
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89 public NilPlaceholder initialize(RubyRegexp regexp, RubyString string) {
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90 regexp.initialize(string.toString());
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91 return NilPlaceholder.INSTANCE;
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92 }
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93
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94 }
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95
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96 @CoreMethod(names = "match", minArgs = 1, maxArgs = 1)
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97 public abstract static class MatchNode extends CoreMethodNode {
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98
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99 public MatchNode(RubyContext context, SourceSection sourceSection) {
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100 super(context, sourceSection);
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101 }
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102
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103 public MatchNode(MatchNode prev) {
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104 super(prev);
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105 }
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106
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107 @Specialization
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108 public Object match(RubyRegexp regexp, RubyString string) {
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109 return regexp.match(string.toString());
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110 }
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111
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112 }
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113
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114 }
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