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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #include "src/ast.h" | 7 #include "src/ast.h" |
8 #include "src/parser.h" | 8 #include "src/parser.h" |
9 #include "src/rewriter.h" | 9 #include "src/rewriter.h" |
10 #include "src/scopes.h" | 10 #include "src/scopes.h" |
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228 if (processor.HasStackOverflow()) return false; | 228 if (processor.HasStackOverflow()) return false; |
229 | 229 |
230 if (processor.result_assigned()) { | 230 if (processor.result_assigned()) { |
231 DCHECK(function->end_position() != RelocInfo::kNoPosition); | 231 DCHECK(function->end_position() != RelocInfo::kNoPosition); |
232 // Set the position of the assignment statement one character past the | 232 // Set the position of the assignment statement one character past the |
233 // source code, such that it definitely is not in the source code range | 233 // source code, such that it definitely is not in the source code range |
234 // of an immediate inner scope. For example in | 234 // of an immediate inner scope. For example in |
235 // eval('with ({x:1}) x = 1'); | 235 // eval('with ({x:1}) x = 1'); |
236 // the end position of the function generated for executing the eval code | 236 // the end position of the function generated for executing the eval code |
237 // coincides with the end of the with scope which is the position of '1'. | 237 // coincides with the end of the with scope which is the position of '1'. |
| 238 // Note that this may mean the position is outside the source code |
| 239 // completely if there is no terminal newline, curly brace, or semicolon, |
| 240 // often the case for 'eval'. |
238 int pos = function->end_position(); | 241 int pos = function->end_position(); |
239 VariableProxy* result_proxy = | 242 VariableProxy* result_proxy = |
240 processor.factory()->NewVariableProxy(result, pos); | 243 processor.factory()->NewVariableProxy(result, pos); |
241 Statement* result_statement = | 244 Statement* result_statement = |
242 processor.factory()->NewReturnStatement(result_proxy, pos); | 245 processor.factory()->NewReturnStatement(result_proxy, pos); |
243 body->Add(result_statement, info->zone()); | 246 body->Add(result_statement, info->zone()); |
244 } | 247 } |
245 } | 248 } |
246 | 249 |
247 return true; | 250 return true; |
248 } | 251 } |
249 | 252 |
250 | 253 |
251 } // namespace internal | 254 } // namespace internal |
252 } // namespace v8 | 255 } // namespace v8 |
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