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File indexing completed on 2021-08-17 23:10:24

0001 #ifndef CommonTools_Utils_ExpressionNumberSetter_h
0002 #define CommonTools_Utils_ExpressionNumberSetter_h
0003 /* \class reco::parser::ExpressionNumber
0004  *
0005  * Numerical expression setter
0006  *
0007  * \author original version: Chris Jones, Cornell, 
0008  *         adapted by Luca Lista, INFN
0009  *
0010  * \version $Revision: 1.3 $
0011  *
0012  */
0013 #include "CommonTools/Utils/interface/ExpressionNumber.h"
0014 #include "CommonTools/Utils/interface/ExpressionStack.h"
0015 
0016 namespace reco {
0017   namespace parser {
0018     struct ExpressionNumberSetter {
0019       ExpressionNumberSetter(ExpressionStack& stack) : stack_(stack) {}
0020       void operator()(double n) const { stack_.push_back(ExpressionPtr(new ExpressionNumber(n))); }
0021 
0022     private:
0023       ExpressionStack& stack_;
0024     };
0025   }  // namespace parser
0026 }  // namespace reco
0027 
0028 #endif