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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/base/hashmap.h" | 8 #include "src/base/hashmap.h" |
9 #include "src/globals.h" | 9 #include "src/globals.h" |
10 #include "src/objects.h" | 10 #include "src/objects.h" |
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94 Scope* outer_scope_; | 94 Scope* outer_scope_; |
95 Scope* top_inner_scope_; | 95 Scope* top_inner_scope_; |
96 VariableProxy* top_unresolved_; | 96 VariableProxy* top_unresolved_; |
97 int top_local_; | 97 int top_local_; |
98 int top_decl_; | 98 int top_decl_; |
99 }; | 99 }; |
100 | 100 |
101 enum class DeserializationMode { kIncludingVariables, kScopesOnly }; | 101 enum class DeserializationMode { kIncludingVariables, kScopesOnly }; |
102 | 102 |
103 static Scope* DeserializeScopeChain(Isolate* isolate, Zone* zone, | 103 static Scope* DeserializeScopeChain(Isolate* isolate, Zone* zone, |
104 Context* context, | 104 ScopeInfo* scope_info, |
105 DeclarationScope* script_scope, | 105 DeclarationScope* script_scope, |
106 AstValueFactory* ast_value_factory, | 106 AstValueFactory* ast_value_factory, |
107 DeserializationMode deserialization_mode); | 107 DeserializationMode deserialization_mode); |
108 | 108 |
109 // Checks if the block scope is redundant, i.e. it does not contain any | 109 // Checks if the block scope is redundant, i.e. it does not contain any |
110 // block scoped declarations. In that case it is removed from the scope | 110 // block scoped declarations. In that case it is removed from the scope |
111 // tree and its children are reparented. | 111 // tree and its children are reparented. |
112 Scope* FinalizeBlockScope(); | 112 Scope* FinalizeBlockScope(); |
113 | 113 |
114 // Inserts outer_scope into this scope's scope chain (and removes this | 114 // Inserts outer_scope into this scope's scope chain (and removes this |
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856 void AllocateModuleVariables(); | 856 void AllocateModuleVariables(); |
857 | 857 |
858 private: | 858 private: |
859 ModuleDescriptor* module_descriptor_; | 859 ModuleDescriptor* module_descriptor_; |
860 }; | 860 }; |
861 | 861 |
862 } // namespace internal | 862 } // namespace internal |
863 } // namespace v8 | 863 } // namespace v8 |
864 | 864 |
865 #endif // V8_AST_SCOPES_H_ | 865 #endif // V8_AST_SCOPES_H_ |
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