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