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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 #ifndef V8_AST_SCOPES_H_ | 5 #ifndef V8_AST_SCOPES_H_ |
6 #define V8_AST_SCOPES_H_ | 6 #define V8_AST_SCOPES_H_ |
7 | 7 |
8 #include "src/ast/ast.h" | 8 #include "src/ast/ast.h" |
9 #include "src/base/hashmap.h" | 9 #include "src/base/hashmap.h" |
10 #include "src/globals.h" | 10 #include "src/globals.h" |
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153 Variable* DeclareLocal(const AstRawString* name, VariableMode mode, | 153 Variable* DeclareLocal(const AstRawString* name, VariableMode mode, |
154 InitializationFlag init_flag, Variable::Kind kind, | 154 InitializationFlag init_flag, Variable::Kind kind, |
155 MaybeAssignedFlag maybe_assigned_flag = kNotAssigned); | 155 MaybeAssignedFlag maybe_assigned_flag = kNotAssigned); |
156 | 156 |
157 // Declarations list. | 157 // Declarations list. |
158 ZoneList<Declaration*>* declarations() { return &decls_; } | 158 ZoneList<Declaration*>* declarations() { return &decls_; } |
159 | 159 |
160 // Create a new unresolved variable. | 160 // Create a new unresolved variable. |
161 VariableProxy* NewUnresolved(AstNodeFactory* factory, | 161 VariableProxy* NewUnresolved(AstNodeFactory* factory, |
162 const AstRawString* name, | 162 const AstRawString* name, |
163 Variable::Kind kind = Variable::NORMAL, | |
164 int start_position = kNoSourcePosition, | 163 int start_position = kNoSourcePosition, |
165 int end_position = kNoSourcePosition) { | 164 int end_position = kNoSourcePosition, |
| 165 Variable::Kind kind = Variable::NORMAL) { |
166 // Note that we must not share the unresolved variables with | 166 // Note that we must not share the unresolved variables with |
167 // the same name because they may be removed selectively via | 167 // the same name because they may be removed selectively via |
168 // RemoveUnresolved(). | 168 // RemoveUnresolved(). |
169 DCHECK(!already_resolved()); | 169 DCHECK(!already_resolved()); |
170 DCHECK_EQ(factory->zone(), zone()); | 170 DCHECK_EQ(factory->zone(), zone()); |
171 VariableProxy* proxy = | 171 VariableProxy* proxy = |
172 factory->NewVariableProxy(name, kind, start_position, end_position); | 172 factory->NewVariableProxy(name, kind, start_position, end_position); |
173 proxy->set_next_unresolved(unresolved_); | 173 proxy->set_next_unresolved(unresolved_); |
174 unresolved_ = proxy; | 174 unresolved_ = proxy; |
175 return proxy; | 175 return proxy; |
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890 // Convenience variable; Subclass constructor only | 890 // Convenience variable; Subclass constructor only |
891 Variable* this_function_; | 891 Variable* this_function_; |
892 // Module descriptor; module scopes only. | 892 // Module descriptor; module scopes only. |
893 ModuleDescriptor* module_descriptor_; | 893 ModuleDescriptor* module_descriptor_; |
894 }; | 894 }; |
895 | 895 |
896 } // namespace internal | 896 } // namespace internal |
897 } // namespace v8 | 897 } // namespace v8 |
898 | 898 |
899 #endif // V8_AST_SCOPES_H_ | 899 #endif // V8_AST_SCOPES_H_ |
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