text: create or replace package debug_util as
  
      function humanize (
          a_dsinterval interval day to second
      ) return varchar2;
  
      function color_string (
          a_string in varchar2,
          a_color  in debug_types.typ_Color
      ) return varchar2;
  
      function fake_shl(a_value in pls_integer, a_positions in pls_integer) return pls_integer;
  
      function to_binary_integer(a_value in integer) return binary_integer;
  
  end;
  /