ExpressionNumberSetter.h

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#ifndef CommonTools_Utils_ExpressionNumberSetter_h
#define CommonTools_Utils_ExpressionNumberSetter_h
/* \class reco::parser::ExpressionNumber
 *
 * Numerical expression setter
 *
 * \author original version: Chris Jones, Cornell, 
 *         adapted by Luca Lista, INFN
 *
 * \version $Revision: 1.3 $
 *
 */
#include "CommonTools/Utils/interface/ExpressionNumber.h"
#include "CommonTools/Utils/interface/ExpressionStack.h"

namespace reco {
  namespace parser {
    struct ExpressionNumberSetter {
      ExpressionNumberSetter(ExpressionStack& stack) : stack_(stack) {}
      void operator()(double n) const { stack_.push_back(ExpressionPtr(new ExpressionNumber(n))); }

    private:
      ExpressionStack& stack_;
    };
  }  // namespace parser
}  // namespace reco

#endif