/usr/lib/R/site-library/dplyr/include/dplyr/VectorVisitor.h is in r-cran-dplyr 0.7.4-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 | #ifndef dplyr_VectorVisitor_H
#define dplyr_VectorVisitor_H
namespace dplyr {
/**
* Vector visitor base class, defines the interface
*/
class VectorVisitor {
public:
virtual ~VectorVisitor() {}
/** hash the element of the visited vector at index i */
virtual size_t hash(int i) const = 0;
/** are the elements at indices i and j equal */
virtual bool equal(int i, int j) const = 0;
/** are the elements at indices i and j equal or both NA */
virtual bool equal_or_both_na(int i, int j) const = 0;
/** is the i element less than the j element */
virtual bool less(int i, int j) const = 0;
/** is the i element less than the j element */
virtual bool greater(int i, int j) const = 0;
virtual int size() const = 0;
virtual std::string get_r_type() const = 0;
virtual bool is_na(int i) const = 0;
};
} // namespace dplyr
#endif
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