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#ifndef CommonTools_Utils_ExpressionUnaryOperatorSetter_h
#define CommonTools_Utils_ExpressionUnaryOperatorSetter_h
/* \class reco::parser::ExpressionUnaryOperator
*
* Unary Operator expression setter
*
* \author original version: Chris Jones, Cornell,
* adapted by Luca Lista, INFN
*
* \version $Revision: 1.2 $
*
*/
#include "CommonTools/Utils/interface/parser/ExpressionUnaryOperator.h"
#include "CommonTools/Utils/interface/parser/ExpressionStack.h"
#ifdef BOOST_SPIRIT_DEBUG
#include <string>
#include <iostream>
#endif
namespace reco {
namespace parser {
#ifdef BOOST_SPIRIT_DEBUG
template <typename Op>
struct op1_out {
static const std::string value;
};
#endif
template <typename Op>
struct ExpressionUnaryOperatorSetter {
ExpressionUnaryOperatorSetter(ExpressionStack& stack) : stack_(stack) {}
void operator()(const char*, const char*) const {
#ifdef BOOST_SPIRIT_DEBUG
BOOST_SPIRIT_DEBUG_OUT << "pushing unary operator" << op1_out<Op>::value << std::endl;
#endif
stack_.push_back(ExpressionPtr(new ExpressionUnaryOperator<Op>(stack_)));
}
private:
ExpressionStack& stack_;
};
} // namespace parser
} // namespace reco
#endif
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