unary_expr.h

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/*
 *  This file is a part of TiledArray.
 *  Copyright (C) 2013  Virginia Tech
 *
 *  This program 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.
 *
 *  This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 *  Justus Calvin
 *  Department of Chemistry, Virginia Tech
 *
 *  unary_expr.h
 *  Apr 1, 2014
 *
 */

#ifndef TILEDARRAY_EXPRESSIONS_UNARY_EXPR_H__INCLUDED
#define TILEDARRAY_EXPRESSIONS_UNARY_EXPR_H__INCLUDED

#include <TiledArray/expressions/expr.h>
#include <TiledArray/dist_eval/unary_eval.h>

namespace TiledArray {
  namespace expressions {

    template <typename Derived>
    class UnaryExpr : public Expr<Derived> {
    public:
      typedef UnaryExpr<Derived> UnaryExpr_;
      typedef typename ExprTrait<Derived>::argument_type argument_type; 

    private:

      argument_type arg_; 

    public:

      // Compiler generated functions
      UnaryExpr(const UnaryExpr_&) = default;
      UnaryExpr(UnaryExpr_&&) = default;
      ~UnaryExpr() = default;
      UnaryExpr_& operator=(const UnaryExpr_&) = delete;
      UnaryExpr_& operator=(UnaryExpr_&&) = delete;


      UnaryExpr(const argument_type& arg) : arg_(arg) { }



      const argument_type& arg() const { return arg_; }

    }; // class UnaryExpr

  }  // namespace expressions
} // namespace TiledArray

#endif // TILEDARRAY_EXPRESSIONS_UNARY_EXPR_H__INCLUDED