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/*
This file is part of solidity.
solidity is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
solidity is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with solidity. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* Creates an independent copy of an AST, renaming identifiers to be unique.
*/
#pragma once
#include <libjulia/ASTDataForward.h>
#include <boost/variant.hpp>
#include <boost/optional.hpp>
#include <vector>
#include <set>
namespace dev
{
namespace julia
{
/**
* Creates a copy of a iulia AST potentially replacing identifier names.
* Base class to be extended.
*/
class ASTCopier: public boost::static_visitor<Statement>
{
public:
ASTCopier(Block const& _block):
m_block(_block)
{}
std::shared_ptr<Block> run();
public:
Statement operator()(Literal const& _literal);
Statement operator()(Instruction const& _instruction);
Statement operator()(Identifier const& _identifier);
Statement operator()(FunctionalInstruction const& _instr);
Statement operator()(FunctionCall const&);
Statement operator()(Label const& _label);
Statement operator()(StackAssignment const& _assignment);
Statement operator()(Assignment const& _assignment);
Statement operator()(VariableDeclaration const& _varDecl);
Statement operator()(If const& _if);
Statement operator()(Switch const& _switch);
Statement operator()(FunctionDefinition const&);
Statement operator()(ForLoop const&);
Statement operator()(Block const& _block);
protected:
template <typename T>
std::vector<T> translateVector(std::vector<T> const& _values);
template <typename T>
std::shared_ptr<T> translate(std::shared_ptr<T> const& _v)
{
return _v ? std::make_shared<T>(translate(*_v)) : nullptr;
}
Statement translate(Statement const& _statement);
Block translate(Block const& _block);
Case translate(Case const& _case);
Identifier translate(Identifier const& _identifier);
Literal translate(Literal const& _literal);
TypedName translate(TypedName const& _typedName);
virtual void enterScope(Block const& _block) = 0;
virtual void leaveScope(Block const& _block) = 0;
virtual void enterFunction(FunctionDefinition const& _function) = 0;
virtual void leaveFunction(FunctionDefinition const& _function) = 0;
virtual std::string translateIdentifier(std::string const& _name) { return _name; }
Block const& m_block;
};
template <typename T>
std::vector<T> ASTCopier::translateVector(std::vector<T> const& _values)
{
std::vector<T> translated;
for (auto const& v: _values)
translated.emplace_back(translate(v));
return translated;
}
}
}
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