/tutorial/backtracking/logigram/constraints/constraint_equal.e

http://github.com/tybor/Liberty · Specman e · 33 lines · 11 code · 4 blank · 18 comment · 0 complexity · b880d5201ec668e10ede4ba7ffa0057b MD5 · raw file 

    

  1. -- See the Copyright notice at the end of this file.
    2. 

  2. --
    3. 

  3. class CONSTRAINT_EQUAL
    4. 

  4. 

  5. inherit
    6. 

  6. 	CONSTRAINT_RELATIONAL
    7. 

  7. 

  8. creation {ANY}
    9. 

  9. 	make
    10. 

  10. 

  11. feature {ANY}
    12. 

  12. 	to_boolean: BOOLEAN is
    13. 

  13. 		do
    14. 

  14. 			Result := left.to_integer = right.to_integer
    15. 

  15. 		end
    16. 

  16. 

  17. end -- class CONSTRAINT_EQUAL
    18. 

  18. --
    19. 

  19. -- ------------------------------------------------------------------------------------------------------------------------------
    20. 

  20. -- Copyright notice below. Please read.
    21. 

  21. --
    22. 

  22. -- This file is free software, which comes along with SmartEiffel. This software is distributed in the hope that it will be
    23. 

  23. -- useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
    24. 

  24. -- You can modify it as you want, provided this footer is kept unaltered, and a notification of the changes is added.
    25. 

  25. -- You are allowed to redistribute it and sell it, alone or as a part of another product.
    26. 

  26. --
    27. 

  27. -- Copyright(C) 1994-2002: INRIA - LORIA (INRIA Lorraine) - ESIAL U.H.P.       - University of Nancy 1 - FRANCE
    28. 

  28. -- Copyright(C) 2003-2005: INRIA - LORIA (INRIA Lorraine) - I.U.T. Charlemagne - University of Nancy 2 - FRANCE
    29. 

  29. --
    30. 

  30. -- Authors: Dominique COLNET, Philippe RIBET, Cyril ADRIAN, Vincent CROIZIER, Frederic MERIZEN
    31. 

  31. --
    32. 

  32. -- http://SmartEiffel.loria.fr - SmartEiffel@loria.fr
    33. 

  33. -- ------------------------------------------------------------------------------------------------------------------------------
    34.