TestInfo.h

#include <fmt/format.h>
#include <hipo4/reader.h>
 
inline int TestInfo(std::string data_file)
{
 
  if(data_file == "") {
    fmt::print(stderr, "ERROR: need a data file for command 'info'\n");
    return 1;
  }
 
  // open the HIPO file
  hipo::reader reader(data_file.c_str());
 
  // print file info
  fmt::println("num_events {}", reader.getEntries());
 
  return 0;
}