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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 library inferrer_visitor; | 5 library inferrer_visitor; |
6 | 6 |
7 import 'dart:collection' show | 7 import 'dart:collection' show |
8 IterableMixin; | 8 IterableMixin; |
9 | 9 |
10 import '../compiler.dart' show | 10 import '../compiler.dart' show |
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1172 | 1172 |
1173 T visitVariableDefinitions(VariableDefinitions node) { | 1173 T visitVariableDefinitions(VariableDefinitions node) { |
1174 for (Link<Node> link = node.definitions.nodes; | 1174 for (Link<Node> link = node.definitions.nodes; |
1175 !link.isEmpty; | 1175 !link.isEmpty; |
1176 link = link.tail) { | 1176 link = link.tail) { |
1177 Node definition = link.head; | 1177 Node definition = link.head; |
1178 if (definition is Identifier) { | 1178 if (definition is Identifier) { |
1179 locals.update(elements[definition], types.nullType, node); | 1179 locals.update(elements[definition], types.nullType, node); |
1180 } else { | 1180 } else { |
1181 assert(definition.asSendSet() != null); | 1181 assert(definition.asSendSet() != null); |
1182 visit(definition); | 1182 handleSendSet(definition); |
1183 } | 1183 } |
1184 } | 1184 } |
1185 return null; | 1185 return null; |
1186 } | 1186 } |
1187 | 1187 |
1188 bool handleCondition(Node node, List<Send> tests) { | 1188 bool handleCondition(Node node, List<Send> tests) { |
1189 bool oldConditionIsSimple = conditionIsSimple; | 1189 bool oldConditionIsSimple = conditionIsSimple; |
1190 bool oldAccumulateIsChecks = accumulateIsChecks; | 1190 bool oldAccumulateIsChecks = accumulateIsChecks; |
1191 List<Send> oldIsChecks = isChecks; | 1191 List<Send> oldIsChecks = isChecks; |
1192 accumulateIsChecks = true; | 1192 accumulateIsChecks = true; |
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1458 return type; | 1458 return type; |
1459 } | 1459 } |
1460 | 1460 |
1461 T visitCascade(Cascade node) { | 1461 T visitCascade(Cascade node) { |
1462 // Ignore the result of the cascade send and return the type of the cascade | 1462 // Ignore the result of the cascade send and return the type of the cascade |
1463 // receiver. | 1463 // receiver. |
1464 visit(node.expression); | 1464 visit(node.expression); |
1465 return cascadeReceiverStack.removeLast(); | 1465 return cascadeReceiverStack.removeLast(); |
1466 } | 1466 } |
1467 } | 1467 } |
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