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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/>.
*/
/**
 * Module providing metrics for the optimizer.
 */

#pragma once

#include <libjulia/optimiser/ASTWalker.h>

namespace dev
{
namespace julia
{

class CodeSize: public ASTWalker
{
public:
    /// Returns a metric for the code size of an AST element.
    /// More specifically, it returns the number of AST nodes.
    static size_t codeSize(Statement const& _statement);
    /// Returns a metric for the code size of an AST element.
    /// More specifically, it returns the number of AST nodes.
    static size_t codeSize(Expression const& _expression);

private:
    virtual void visit(Statement const& _statement) override;
    virtual void visit(Expression const& _expression) override;

private:
    size_t m_size = 0;
};

}
}