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13514
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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.debug;
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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.dsl.*;
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14 import com.oracle.truffle.api.frame.*;
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15 import com.oracle.truffle.api.nodes.*;
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16 import com.oracle.truffle.api.source.*;
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17 import com.oracle.truffle.ruby.nodes.call.*;
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18 import com.oracle.truffle.ruby.nodes.core.*;
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19 import com.oracle.truffle.ruby.runtime.*;
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20 import com.oracle.truffle.ruby.runtime.control.*;
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21 import com.oracle.truffle.ruby.runtime.core.*;
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22 import com.oracle.truffle.ruby.runtime.methods.*;
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23
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24 @CoreClass(name = "Debug")
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25 public abstract class DebugNodes {
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26
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27 @CoreMethod(names = "break", isModuleMethod = true, needsSelf = false, needsBlock = true, appendCallNode = true, minArgs = 0, maxArgs = 3)
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28 public abstract static class BreakNode extends CoreMethodNode {
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29
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30 public BreakNode(RubyContext context, SourceSection sourceSection) {
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31 super(context, sourceSection);
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32 }
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33
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34 public BreakNode(BreakNode prev) {
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35 super(prev);
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36 }
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37
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38 @Specialization(order = 1)
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39 public NilPlaceholder debugBreak(VirtualFrame frame, Node callNode, @SuppressWarnings("unused") UndefinedPlaceholder undefined0, @SuppressWarnings("unused") UndefinedPlaceholder undefined1,
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40 @SuppressWarnings("unused") UndefinedPlaceholder block) {
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41 final RubyContext context = getContext();
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42 if (context.getConfiguration().getDebug()) {
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43 Node realCallNode = callNode;
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44 while (realCallNode != null && !(realCallNode instanceof CallNode)) {
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45 realCallNode = realCallNode.getParent();
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46 }
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47 context.getDebugManager().haltedAt(realCallNode, frame.materialize());
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48 }
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49 return NilPlaceholder.INSTANCE;
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50 }
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51
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52 @Specialization(order = 2)
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53 public NilPlaceholder debugBreak(RubyString fileName, int line, @SuppressWarnings("unused") Node callNode, @SuppressWarnings("unused") UndefinedPlaceholder block) {
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54 final RubyContext context = getContext();
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55 if (context.getConfiguration().getDebug()) {
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56 final Source source = context.getSourceManager().get(fileName.toString());
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57 final SourceLineLocation lineLocation = new SourceLineLocation(source, line);
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58 context.getDebugManager().setBreakpoint(lineLocation);
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59 }
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60 return NilPlaceholder.INSTANCE;
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61 }
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62
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63 @Specialization(order = 3)
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64 public NilPlaceholder debugBreak(RubyString fileName, int line, @SuppressWarnings("unused") Node callNode, RubyProc block) {
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65 final RubyContext context = getContext();
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66 if (context.getConfiguration().getDebug()) {
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67 final Source source = context.getSourceManager().get(fileName.toString());
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68 final SourceLineLocation lineLocation = new SourceLineLocation(source, line);
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69 context.getDebugManager().setLineProc(lineLocation, block);
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70 }
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71 return NilPlaceholder.INSTANCE;
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72 }
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73
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74 @Specialization(order = 4)
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75 public NilPlaceholder debugBreak(RubySymbol methodName, RubySymbol localName, @SuppressWarnings("unused") Node callNode, @SuppressWarnings("unused") UndefinedPlaceholder block) {
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76 final RubyContext context = getContext();
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77 if (context.getConfiguration().getDebug()) {
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78 final RubyMethod method = context.getCoreLibrary().getMainObject().getLookupNode().lookupMethod(methodName.toString());
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79 context.getDebugManager().setLocalBreak(method.getUniqueIdentifier(), localName.toString());
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80 }
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81 return NilPlaceholder.INSTANCE;
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82 }
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83
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84 @Specialization(order = 5)
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85 public NilPlaceholder debugBreak(RubySymbol methodName, RubySymbol localName, @SuppressWarnings("unused") Node callNode, RubyProc block) {
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86 final RubyContext context = getContext();
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87 if (context.getConfiguration().getDebug()) {
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88 final RubyMethod method = context.getCoreLibrary().getMainObject().getLookupNode().lookupMethod(methodName.toString());
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89 context.getDebugManager().setLocalProc(method.getUniqueIdentifier(), localName.toString(), block);
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90 }
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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 = "continue", isModuleMethod = true, needsSelf = false, maxArgs = 0)
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97 public abstract static class ContinueNode extends CoreMethodNode {
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98
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99 public ContinueNode(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 ContinueNode(ContinueNode 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 debugContinue() {
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109 if (getContext().getConfiguration().getDebug()) {
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110 throw new BreakShellException();
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111 }
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112 return NilPlaceholder.INSTANCE;
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113 }
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114
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115 }
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116
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117 @CoreMethod(names = "enabled?", isModuleMethod = true, needsSelf = false, maxArgs = 0)
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118 public abstract static class EnabledNode extends CoreMethodNode {
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119
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120 public EnabledNode(RubyContext context, SourceSection sourceSection) {
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121 super(context, sourceSection);
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122 }
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123
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124 public EnabledNode(ContinueNode prev) {
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125 super(prev);
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126 }
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127
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128 @Specialization
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129 public boolean enabled() {
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130 return getContext().getConfiguration().getDebug();
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131 }
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132
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133 }
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134
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135 @CoreMethod(names = "where", isModuleMethod = true, needsSelf = false, appendCallNode = true, minArgs = 1, maxArgs = 1)
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136 public abstract static class WhereNode extends CoreMethodNode {
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137
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138 public WhereNode(RubyContext context, SourceSection sourceSection) {
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139 super(context, sourceSection);
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140 }
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141
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142 public WhereNode(WhereNode prev) {
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143 super(prev);
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144 }
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145
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146 @Specialization
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147 public NilPlaceholder where(Node callNode) {
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148 final RubyContext context = getContext();
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149 if (context.getConfiguration().getDebug()) {
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150 context.getConfiguration().getStandardOut().println(callNode.getSourceSection());
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151 }
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152 return NilPlaceholder.INSTANCE;
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153 }
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154
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155 }
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156
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157 @CoreMethod(names = "remove", isModuleMethod = true, needsSelf = false, needsBlock = true, minArgs = 2, maxArgs = 2)
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158 public abstract static class RemoveNode extends CoreMethodNode {
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159
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160 public RemoveNode(RubyContext context, SourceSection sourceSection) {
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161 super(context, sourceSection);
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162 }
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163
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164 public RemoveNode(RemoveNode prev) {
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165 super(prev);
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166 }
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167
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168 @Specialization
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169 public NilPlaceholder debugRemove(RubyString fileName, int line) {
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170 final RubyContext context = getContext();
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171 if (context.getConfiguration().getDebug()) {
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172 final Source source = context.getSourceManager().get(fileName.toString());
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173 final SourceLineLocation lineLocation = new SourceLineLocation(source, line);
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174 context.getDebugManager().removeBreakpoint(lineLocation);
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175 }
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176 return NilPlaceholder.INSTANCE;
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177 }
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178
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179 @Specialization
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180 public NilPlaceholder debugRemove(RubySymbol methodName, RubySymbol localName) {
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181 final RubyContext context = getContext();
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182 if (context.getConfiguration().getDebug()) {
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183 final RubyMethod method = context.getCoreLibrary().getMainObject().getLookupNode().lookupMethod(methodName.toString());
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184 context.getDebugManager().removeLocalProbe(method.getUniqueIdentifier(), localName.toString());
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185 }
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186 return NilPlaceholder.INSTANCE;
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187 }
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188
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189 }
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190
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191 }
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