Function is_null_expression

libhsclient/escape.hpp:30–34

void write_ui64(string_buffer& buf, uint64_t v);

inline bool
is_null_expression(const char *start, const char *finish)
{
  return (finish == start + 1 && start[0] == 0);
}

inline void
read_token(char *& start, char *finish)