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authorchriseth <c@ethdev.com>2015-04-28 00:56:58 +0800
committerchriseth <c@ethdev.com>2015-04-28 00:57:16 +0800
commiteddf443fd2ab60cc0ab0159f9b8f5359159be2a0 (patch)
tree35ee5495edae3228dad2287d348ffb121f102178 /ASTVisitor.h
parent9aa03ddd899b3b10c298e483d976d86f064b944a (diff)
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Provide a way to override default visitor function in a generic way.
Diffstat (limited to 'ASTVisitor.h')
-rw-r--r--ASTVisitor.h322
1 files changed, 169 insertions, 153 deletions
diff --git a/ASTVisitor.h b/ASTVisitor.h
index 2028579c..ec22bd44 100644
--- a/ASTVisitor.h
+++ b/ASTVisitor.h
@@ -22,8 +22,8 @@
#pragma once
-#include <libsolidity/ASTForward.h>
#include <string>
+#include <libsolidity/AST.h>
namespace dev
{
@@ -41,165 +41,181 @@ namespace solidity
class ASTVisitor
{
public:
- virtual bool visit(SourceUnit&) { return true; }
- virtual bool visit(ImportDirective&) { return true; }
- virtual bool visit(ContractDefinition&) { return true; }
- virtual bool visit(InheritanceSpecifier&) { return true; }
- virtual bool visit(StructDefinition&) { return true; }
- virtual bool visit(EnumDefinition&) { return true; }
- virtual bool visit(EnumValue&) { return true; }
- virtual bool visit(ParameterList&) { return true; }
- virtual bool visit(FunctionDefinition&) { return true; }
- virtual bool visit(VariableDeclaration&) { return true; }
- virtual bool visit(ModifierDefinition&) { return true; }
- virtual bool visit(ModifierInvocation&) { return true; }
- virtual bool visit(EventDefinition&) { return true; }
- virtual bool visit(TypeName&) { return true; }
- virtual bool visit(ElementaryTypeName&) { return true; }
- virtual bool visit(UserDefinedTypeName&) { return true; }
- virtual bool visit(Mapping&) { return true; }
- virtual bool visit(ArrayTypeName&) { return true; }
- virtual bool visit(Block&) { return true; }
- virtual bool visit(PlaceholderStatement&) { return true; }
- virtual bool visit(IfStatement&) { return true; }
- virtual bool visit(WhileStatement&) { return true; }
- virtual bool visit(ForStatement&) { return true; }
- virtual bool visit(Continue&) { return true; }
- virtual bool visit(Break&) { return true; }
- virtual bool visit(Return&) { return true; }
- virtual bool visit(VariableDeclarationStatement&) { return true; }
- virtual bool visit(ExpressionStatement&) { return true; }
- virtual bool visit(Assignment&) { return true; }
- virtual bool visit(UnaryOperation&) { return true; }
- virtual bool visit(BinaryOperation&) { return true; }
- virtual bool visit(FunctionCall&) { return true; }
- virtual bool visit(NewExpression&) { return true; }
- virtual bool visit(MemberAccess&) { return true; }
- virtual bool visit(IndexAccess&) { return true; }
- virtual bool visit(Identifier&) { return true; }
- virtual bool visit(ElementaryTypeNameExpression&) { return true; }
- virtual bool visit(Literal&) { return true; }
+ virtual bool visit(SourceUnit& _node) { return visitNode(_node); }
+ virtual bool visit(ImportDirective& _node) { return visitNode(_node); }
+ virtual bool visit(ContractDefinition& _node) { return visitNode(_node); }
+ virtual bool visit(InheritanceSpecifier& _node) { return visitNode(_node); }
+ virtual bool visit(StructDefinition& _node) { return visitNode(_node); }
+ virtual bool visit(EnumDefinition& _node) { return visitNode(_node); }
+ virtual bool visit(EnumValue& _node) { return visitNode(_node); }
+ virtual bool visit(ParameterList& _node) { return visitNode(_node); }
+ virtual bool visit(FunctionDefinition& _node) { return visitNode(_node); }
+ virtual bool visit(VariableDeclaration& _node) { return visitNode(_node); }
+ virtual bool visit(ModifierDefinition& _node) { return visitNode(_node); }
+ virtual bool visit(ModifierInvocation& _node) { return visitNode(_node); }
+ virtual bool visit(EventDefinition& _node) { return visitNode(_node); }
+ virtual bool visit(TypeName& _node) { return visitNode(_node); }
+ virtual bool visit(ElementaryTypeName& _node) { return visitNode(_node); }
+ virtual bool visit(UserDefinedTypeName& _node) { return visitNode(_node); }
+ virtual bool visit(Mapping& _node) { return visitNode(_node); }
+ virtual bool visit(ArrayTypeName& _node) { return visitNode(_node); }
+ virtual bool visit(Block& _node) { return visitNode(_node); }
+ virtual bool visit(PlaceholderStatement& _node) { return visitNode(_node); }
+ virtual bool visit(IfStatement& _node) { return visitNode(_node); }
+ virtual bool visit(WhileStatement& _node) { return visitNode(_node); }
+ virtual bool visit(ForStatement& _node) { return visitNode(_node); }
+ virtual bool visit(Continue& _node) { return visitNode(_node); }
+ virtual bool visit(Break& _node) { return visitNode(_node); }
+ virtual bool visit(Return& _node) { return visitNode(_node); }
+ virtual bool visit(VariableDeclarationStatement& _node) { return visitNode(_node); }
+ virtual bool visit(ExpressionStatement& _node) { return visitNode(_node); }
+ virtual bool visit(Assignment& _node) { return visitNode(_node); }
+ virtual bool visit(UnaryOperation& _node) { return visitNode(_node); }
+ virtual bool visit(BinaryOperation& _node) { return visitNode(_node); }
+ virtual bool visit(FunctionCall& _node) { return visitNode(_node); }
+ virtual bool visit(NewExpression& _node) { return visitNode(_node); }
+ virtual bool visit(MemberAccess& _node) { return visitNode(_node); }
+ virtual bool visit(IndexAccess& _node) { return visitNode(_node); }
+ virtual bool visit(Identifier& _node) { return visitNode(_node); }
+ virtual bool visit(ElementaryTypeNameExpression& _node) { return visitNode(_node); }
+ virtual bool visit(Literal& _node) { return visitNode(_node); }
- virtual void endVisit(SourceUnit&) { }
- virtual void endVisit(ImportDirective&) { }
- virtual void endVisit(ContractDefinition&) { }
- virtual void endVisit(InheritanceSpecifier&) { }
- virtual void endVisit(StructDefinition&) { }
- virtual void endVisit(EnumDefinition&) { }
- virtual void endVisit(EnumValue&) { }
- virtual void endVisit(ParameterList&) { }
- virtual void endVisit(FunctionDefinition&) { }
- virtual void endVisit(VariableDeclaration&) { }
- virtual void endVisit(ModifierDefinition&) { }
- virtual void endVisit(ModifierInvocation&) { }
- virtual void endVisit(EventDefinition&) { }
- virtual void endVisit(TypeName&) { }
- virtual void endVisit(ElementaryTypeName&) { }
- virtual void endVisit(UserDefinedTypeName&) { }
- virtual void endVisit(Mapping&) { }
- virtual void endVisit(ArrayTypeName&) { }
- virtual void endVisit(Block&) { }
- virtual void endVisit(PlaceholderStatement&) { }
- virtual void endVisit(IfStatement&) { }
- virtual void endVisit(WhileStatement&) { }
- virtual void endVisit(ForStatement&) { }
- virtual void endVisit(Continue&) { }
- virtual void endVisit(Break&) { }
- virtual void endVisit(Return&) { }
- virtual void endVisit(VariableDeclarationStatement&) { }
- virtual void endVisit(ExpressionStatement&) { }
- virtual void endVisit(Assignment&) { }
- virtual void endVisit(UnaryOperation&) { }
- virtual void endVisit(BinaryOperation&) { }
- virtual void endVisit(FunctionCall&) { }
- virtual void endVisit(NewExpression&) { }
- virtual void endVisit(MemberAccess&) { }
- virtual void endVisit(IndexAccess&) { }
- virtual void endVisit(Identifier&) { }
- virtual void endVisit(ElementaryTypeNameExpression&) { }
- virtual void endVisit(Literal&) { }
+ virtual void endVisit(SourceUnit& _node) { endVisitNode(_node); }
+ virtual void endVisit(ImportDirective& _node) { endVisitNode(_node); }
+ virtual void endVisit(ContractDefinition& _node) { endVisitNode(_node); }
+ virtual void endVisit(InheritanceSpecifier& _node) { endVisitNode(_node); }
+ virtual void endVisit(StructDefinition& _node) { endVisitNode(_node); }
+ virtual void endVisit(EnumDefinition& _node) { endVisitNode(_node); }
+ virtual void endVisit(EnumValue& _node) { endVisitNode(_node); }
+ virtual void endVisit(ParameterList& _node) { endVisitNode(_node); }
+ virtual void endVisit(FunctionDefinition& _node) { endVisitNode(_node); }
+ virtual void endVisit(VariableDeclaration& _node) { endVisitNode(_node); }
+ virtual void endVisit(ModifierDefinition& _node) { endVisitNode(_node); }
+ virtual void endVisit(ModifierInvocation& _node) { endVisitNode(_node); }
+ virtual void endVisit(EventDefinition& _node) { endVisitNode(_node); }
+ virtual void endVisit(TypeName& _node) { endVisitNode(_node); }
+ virtual void endVisit(ElementaryTypeName& _node) { endVisitNode(_node); }
+ virtual void endVisit(UserDefinedTypeName& _node) { endVisitNode(_node); }
+ virtual void endVisit(Mapping& _node) { endVisitNode(_node); }
+ virtual void endVisit(ArrayTypeName& _node) { endVisitNode(_node); }
+ virtual void endVisit(Block& _node) { endVisitNode(_node); }
+ virtual void endVisit(PlaceholderStatement& _node) { endVisitNode(_node); }
+ virtual void endVisit(IfStatement& _node) { endVisitNode(_node); }
+ virtual void endVisit(WhileStatement& _node) { endVisitNode(_node); }
+ virtual void endVisit(ForStatement& _node) { endVisitNode(_node); }
+ virtual void endVisit(Continue& _node) { endVisitNode(_node); }
+ virtual void endVisit(Break& _node) { endVisitNode(_node); }
+ virtual void endVisit(Return& _node) { endVisitNode(_node); }
+ virtual void endVisit(VariableDeclarationStatement& _node) { endVisitNode(_node); }
+ virtual void endVisit(ExpressionStatement& _node) { endVisitNode(_node); }
+ virtual void endVisit(Assignment& _node) { endVisitNode(_node); }
+ virtual void endVisit(UnaryOperation& _node) { endVisitNode(_node); }
+ virtual void endVisit(BinaryOperation& _node) { endVisitNode(_node); }
+ virtual void endVisit(FunctionCall& _node) { endVisitNode(_node); }
+ virtual void endVisit(NewExpression& _node) { endVisitNode(_node); }
+ virtual void endVisit(MemberAccess& _node) { endVisitNode(_node); }
+ virtual void endVisit(IndexAccess& _node) { endVisitNode(_node); }
+ virtual void endVisit(Identifier& _node) { endVisitNode(_node); }
+ virtual void endVisit(ElementaryTypeNameExpression& _node) { endVisitNode(_node); }
+ virtual void endVisit(Literal& _node) { endVisitNode(_node); }
+
+protected:
+ /// Generic function called by default for each node, to be overridden by derived classes
+ /// if behaviour unspecific to a node type is desired.
+ virtual bool visitNode(ASTNode&) { return true; }
+ /// Generic function called by default for each node, to be overridden by derived classes
+ /// if behaviour unspecific to a node type is desired.
+ virtual void endVisitNode(ASTNode&) { }
};
class ASTConstVisitor
{
public:
- virtual bool visit(SourceUnit const&) { return true; }
- virtual bool visit(ImportDirective const&) { return true; }
- virtual bool visit(ContractDefinition const&) { return true; }
- virtual bool visit(InheritanceSpecifier const&) { return true; }
- virtual bool visit(StructDefinition const&) { return true; }
- virtual bool visit(EnumDefinition const&) { return true; }
- virtual bool visit(EnumValue const&) { return true; }
- virtual bool visit(ParameterList const&) { return true; }
- virtual bool visit(FunctionDefinition const&) { return true; }
- virtual bool visit(VariableDeclaration const&) { return true; }
- virtual bool visit(ModifierDefinition const&) { return true; }
- virtual bool visit(ModifierInvocation const&) { return true; }
- virtual bool visit(EventDefinition const&) { return true; }
- virtual bool visit(TypeName const&) { return true; }
- virtual bool visit(ElementaryTypeName const&) { return true; }
- virtual bool visit(UserDefinedTypeName const&) { return true; }
- virtual bool visit(Mapping const&) { return true; }
- virtual bool visit(ArrayTypeName const&) { return true; }
- virtual bool visit(Block const&) { return true; }
- virtual bool visit(PlaceholderStatement const&) { return true; }
- virtual bool visit(IfStatement const&) { return true; }
- virtual bool visit(WhileStatement const&) { return true; }
- virtual bool visit(ForStatement const&) { return true; }
- virtual bool visit(Continue const&) { return true; }
- virtual bool visit(Break const&) { return true; }
- virtual bool visit(Return const&) { return true; }
- virtual bool visit(VariableDeclarationStatement const&) { return true; }
- virtual bool visit(ExpressionStatement const&) { return true; }
- virtual bool visit(Assignment const&) { return true; }
- virtual bool visit(UnaryOperation const&) { return true; }
- virtual bool visit(BinaryOperation const&) { return true; }
- virtual bool visit(FunctionCall const&) { return true; }
- virtual bool visit(NewExpression const&) { return true; }
- virtual bool visit(MemberAccess const&) { return true; }
- virtual bool visit(IndexAccess const&) { return true; }
- virtual bool visit(Identifier const&) { return true; }
- virtual bool visit(ElementaryTypeNameExpression const&) { return true; }
- virtual bool visit(Literal const&) { return true; }
+ virtual bool visit(SourceUnit const& _node) { return visitNode(_node); }
+ virtual bool visit(ImportDirective const& _node) { return visitNode(_node); }
+ virtual bool visit(ContractDefinition const& _node) { return visitNode(_node); }
+ virtual bool visit(InheritanceSpecifier const& _node) { return visitNode(_node); }
+ virtual bool visit(StructDefinition const& _node) { return visitNode(_node); }
+ virtual bool visit(EnumDefinition const& _node) { return visitNode(_node); }
+ virtual bool visit(EnumValue const& _node) { return visitNode(_node); }
+ virtual bool visit(ParameterList const& _node) { return visitNode(_node); }
+ virtual bool visit(FunctionDefinition const& _node) { return visitNode(_node); }
+ virtual bool visit(VariableDeclaration const& _node) { return visitNode(_node); }
+ virtual bool visit(ModifierDefinition const& _node) { return visitNode(_node); }
+ virtual bool visit(ModifierInvocation const& _node) { return visitNode(_node); }
+ virtual bool visit(EventDefinition const& _node) { return visitNode(_node); }
+ virtual bool visit(TypeName const& _node) { return visitNode(_node); }
+ virtual bool visit(ElementaryTypeName const& _node) { return visitNode(_node); }
+ virtual bool visit(UserDefinedTypeName const& _node) { return visitNode(_node); }
+ virtual bool visit(Mapping const& _node) { return visitNode(_node); }
+ virtual bool visit(ArrayTypeName const& _node) { return visitNode(_node); }
+ virtual bool visit(Block const& _node) { return visitNode(_node); }
+ virtual bool visit(PlaceholderStatement const& _node) { return visitNode(_node); }
+ virtual bool visit(IfStatement const& _node) { return visitNode(_node); }
+ virtual bool visit(WhileStatement const& _node) { return visitNode(_node); }
+ virtual bool visit(ForStatement const& _node) { return visitNode(_node); }
+ virtual bool visit(Continue const& _node) { return visitNode(_node); }
+ virtual bool visit(Break const& _node) { return visitNode(_node); }
+ virtual bool visit(Return const& _node) { return visitNode(_node); }
+ virtual bool visit(VariableDeclarationStatement const& _node) { return visitNode(_node); }
+ virtual bool visit(ExpressionStatement const& _node) { return visitNode(_node); }
+ virtual bool visit(Assignment const& _node) { return visitNode(_node); }
+ virtual bool visit(UnaryOperation const& _node) { return visitNode(_node); }
+ virtual bool visit(BinaryOperation const& _node) { return visitNode(_node); }
+ virtual bool visit(FunctionCall const& _node) { return visitNode(_node); }
+ virtual bool visit(NewExpression const& _node) { return visitNode(_node); }
+ virtual bool visit(MemberAccess const& _node) { return visitNode(_node); }
+ virtual bool visit(IndexAccess const& _node) { return visitNode(_node); }
+ virtual bool visit(Identifier const& _node) { return visitNode(_node); }
+ virtual bool visit(ElementaryTypeNameExpression const& _node) { return visitNode(_node); }
+ virtual bool visit(Literal const& _node) { return visitNode(_node); }
+
+ virtual void endVisit(SourceUnit const& _node) { endVisitNode(_node); }
+ virtual void endVisit(ImportDirective const& _node) { endVisitNode(_node); }
+ virtual void endVisit(ContractDefinition const& _node) { endVisitNode(_node); }
+ virtual void endVisit(InheritanceSpecifier const& _node) { endVisitNode(_node); }
+ virtual void endVisit(StructDefinition const& _node) { endVisitNode(_node); }
+ virtual void endVisit(EnumDefinition const& _node) { endVisitNode(_node); }
+ virtual void endVisit(EnumValue const& _node) { endVisitNode(_node); }
+ virtual void endVisit(ParameterList const& _node) { endVisitNode(_node); }
+ virtual void endVisit(FunctionDefinition const& _node) { endVisitNode(_node); }
+ virtual void endVisit(VariableDeclaration const& _node) { endVisitNode(_node); }
+ virtual void endVisit(ModifierDefinition const& _node) { endVisitNode(_node); }
+ virtual void endVisit(ModifierInvocation const& _node) { endVisitNode(_node); }
+ virtual void endVisit(EventDefinition const& _node) { endVisitNode(_node); }
+ virtual void endVisit(TypeName const& _node) { endVisitNode(_node); }
+ virtual void endVisit(ElementaryTypeName const& _node) { endVisitNode(_node); }
+ virtual void endVisit(UserDefinedTypeName const& _node) { endVisitNode(_node); }
+ virtual void endVisit(Mapping const& _node) { endVisitNode(_node); }
+ virtual void endVisit(ArrayTypeName const& _node) { endVisitNode(_node); }
+ virtual void endVisit(Block const& _node) { endVisitNode(_node); }
+ virtual void endVisit(PlaceholderStatement const& _node) { endVisitNode(_node); }
+ virtual void endVisit(IfStatement const& _node) { endVisitNode(_node); }
+ virtual void endVisit(WhileStatement const& _node) { endVisitNode(_node); }
+ virtual void endVisit(ForStatement const& _node) { endVisitNode(_node); }
+ virtual void endVisit(Continue const& _node) { endVisitNode(_node); }
+ virtual void endVisit(Break const& _node) { endVisitNode(_node); }
+ virtual void endVisit(Return const& _node) { endVisitNode(_node); }
+ virtual void endVisit(VariableDeclarationStatement const& _node) { endVisitNode(_node); }
+ virtual void endVisit(ExpressionStatement const& _node) { endVisitNode(_node); }
+ virtual void endVisit(Assignment const& _node) { endVisitNode(_node); }
+ virtual void endVisit(UnaryOperation const& _node) { endVisitNode(_node); }
+ virtual void endVisit(BinaryOperation const& _node) { endVisitNode(_node); }
+ virtual void endVisit(FunctionCall const& _node) { endVisitNode(_node); }
+ virtual void endVisit(NewExpression const& _node) { endVisitNode(_node); }
+ virtual void endVisit(MemberAccess const& _node) { endVisitNode(_node); }
+ virtual void endVisit(IndexAccess const& _node) { endVisitNode(_node); }
+ virtual void endVisit(Identifier const& _node) { endVisitNode(_node); }
+ virtual void endVisit(ElementaryTypeNameExpression const& _node) { endVisitNode(_node); }
+ virtual void endVisit(Literal const& _node) { endVisitNode(_node); }
- virtual void endVisit(SourceUnit const&) { }
- virtual void endVisit(ImportDirective const&) { }
- virtual void endVisit(ContractDefinition const&) { }
- virtual void endVisit(InheritanceSpecifier const&) { }
- virtual void endVisit(StructDefinition const&) { }
- virtual void endVisit(EnumDefinition const&) { }
- virtual void endVisit(EnumValue const&) { }
- virtual void endVisit(ParameterList const&) { }
- virtual void endVisit(FunctionDefinition const&) { }
- virtual void endVisit(VariableDeclaration const&) { }
- virtual void endVisit(ModifierDefinition const&) { }
- virtual void endVisit(ModifierInvocation const&) { }
- virtual void endVisit(EventDefinition const&) { }
- virtual void endVisit(TypeName const&) { }
- virtual void endVisit(ElementaryTypeName const&) { }
- virtual void endVisit(UserDefinedTypeName const&) { }
- virtual void endVisit(Mapping const&) { }
- virtual void endVisit(ArrayTypeName const&) { }
- virtual void endVisit(Block const&) { }
- virtual void endVisit(PlaceholderStatement const&) { }
- virtual void endVisit(IfStatement const&) { }
- virtual void endVisit(WhileStatement const&) { }
- virtual void endVisit(ForStatement const&) { }
- virtual void endVisit(Continue const&) { }
- virtual void endVisit(Break const&) { }
- virtual void endVisit(Return const&) { }
- virtual void endVisit(VariableDeclarationStatement const&) { }
- virtual void endVisit(ExpressionStatement const&) { }
- virtual void endVisit(Assignment const&) { }
- virtual void endVisit(UnaryOperation const&) { }
- virtual void endVisit(BinaryOperation const&) { }
- virtual void endVisit(FunctionCall const&) { }
- virtual void endVisit(NewExpression const&) { }
- virtual void endVisit(MemberAccess const&) { }
- virtual void endVisit(IndexAccess const&) { }
- virtual void endVisit(Identifier const&) { }
- virtual void endVisit(ElementaryTypeNameExpression const&) { }
- virtual void endVisit(Literal const&) { }
+protected:
+ /// Generic function called by default for each node, to be overridden by derived classes
+ /// if behaviour unspecific to a node type is desired.
+ virtual bool visitNode(ASTNode const&) { return true; }
+ /// Generic function called by default for each node, to be overridden by derived classes
+ /// if behaviour unspecific to a node type is desired.
+ virtual void endVisitNode(ASTNode const&) { }
};
}