/tutorial/backtracking/logigram/expr.e

http://github.com/tybor/Liberty · Specman e · 30 lines · 9 code · 3 blank · 18 comment · 0 complexity · 23ce4019eb3caab334378aeb81fd7345 MD5 · raw file

  1. -- See the Copyright notice at the end of this file.
  2. --
  3. deferred class EXPR
  4. feature {ANY}
  5. to_integer: INTEGER is
  6. deferred
  7. end
  8. get_items (collector: ITEM_COLLECTOR) is
  9. deferred
  10. end
  11. end -- class EXPR
  12. --
  13. -- ------------------------------------------------------------------------------------------------------------------------------
  14. -- Copyright notice below. Please read.
  15. --
  16. -- This file is free software, which comes along with SmartEiffel. This software is distributed in the hope that it will be
  17. -- useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  18. -- You can modify it as you want, provided this footer is kept unaltered, and a notification of the changes is added.
  19. -- You are allowed to redistribute it and sell it, alone or as a part of another product.
  20. --
  21. -- Copyright(C) 1994-2002: INRIA - LORIA (INRIA Lorraine) - ESIAL U.H.P. - University of Nancy 1 - FRANCE
  22. -- Copyright(C) 2003-2005: INRIA - LORIA (INRIA Lorraine) - I.U.T. Charlemagne - University of Nancy 2 - FRANCE
  23. --
  24. -- Authors: Dominique COLNET, Philippe RIBET, Cyril ADRIAN, Vincent CROIZIER, Frederic MERIZEN
  25. --
  26. -- http://SmartEiffel.loria.fr - SmartEiffel@loria.fr
  27. -- ------------------------------------------------------------------------------------------------------------------------------