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Side by Side Diff: src/ast-expression-visitor.h

Issue 1414283002: [es6] Fix scoping for default parameters in arrow functions (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Rebased Created 5 years, 2 months ago
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1 // Copyright 2015 the V8 project authors. All rights reserved. 1 // Copyright 2015 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_EXPRESSION_VISITOR_H_ 5 #ifndef V8_AST_EXPRESSION_VISITOR_H_
6 #define V8_AST_EXPRESSION_VISITOR_H_ 6 #define V8_AST_EXPRESSION_VISITOR_H_
7 7
8 #include "src/allocation.h" 8 #include "src/allocation.h"
9 #include "src/ast.h" 9 #include "src/ast.h"
10 #include "src/effects.h" 10 #include "src/effects.h"
11 #include "src/scopes.h" 11 #include "src/scopes.h"
12 #include "src/type-info.h" 12 #include "src/type-info.h"
13 #include "src/types.h" 13 #include "src/types.h"
14 #include "src/zone.h" 14 #include "src/zone.h"
15 15
16 namespace v8 { 16 namespace v8 {
17 namespace internal { 17 namespace internal {
18 18
19 // A Visitor over a CompilationInfo's AST that invokes 19 // A Visitor over a CompilationInfo's AST that invokes
20 // VisitExpression on each expression node. 20 // VisitExpression on each expression node.
21 21
22 class AstExpressionVisitor : public AstVisitor { 22 class AstExpressionVisitor : public AstVisitor {
23 public: 23 public:
24 AstExpressionVisitor(Isolate* isolate, FunctionLiteral* root); 24 AstExpressionVisitor(Isolate* isolate, Expression* root);
25 AstExpressionVisitor(uintptr_t stack_limit, Expression* root);
25 void Run(); 26 void Run();
26 27
27 protected: 28 protected:
28 virtual void VisitExpression(Expression* expression) = 0; 29 virtual void VisitExpression(Expression* expression) = 0;
29 int depth() { return depth_; } 30 int depth() { return depth_; }
30 31
31 private: 32 private:
32 void VisitDeclarations(ZoneList<Declaration*>* d) override; 33 void VisitDeclarations(ZoneList<Declaration*>* d) override;
33 void VisitStatements(ZoneList<Statement*>* s) override; 34 void VisitStatements(ZoneList<Statement*>* s) override;
34 35
35 DEFINE_AST_VISITOR_SUBCLASS_MEMBERS(); 36 DEFINE_AST_VISITOR_SUBCLASS_MEMBERS();
36 37
37 #define DECLARE_VISIT(type) virtual void Visit##type(type* node) override; 38 #define DECLARE_VISIT(type) virtual void Visit##type(type* node) override;
38 AST_NODE_LIST(DECLARE_VISIT) 39 AST_NODE_LIST(DECLARE_VISIT)
39 #undef DECLARE_VISIT 40 #undef DECLARE_VISIT
40 41
41 FunctionLiteral* root_; 42 Expression* root_;
42 int depth_; 43 int depth_;
43 44
44 DISALLOW_COPY_AND_ASSIGN(AstExpressionVisitor); 45 DISALLOW_COPY_AND_ASSIGN(AstExpressionVisitor);
45 }; 46 };
46 } // namespace internal 47 } // namespace internal
47 } // namespace v8 48 } // namespace v8
48 49
49 #endif // V8_AST_EXPRESSION_VISITOR_H_ 50 #endif // V8_AST_EXPRESSION_VISITOR_H_
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