/src/lib/backtracking/backtracking_node.e

http://github.com/tybor/Liberty · Specman e · 35 lines · 6 code · 2 blank · 27 comment · 0 complexity · 200a34db004ddfeb1c66c3da21d8ff64 MD5 · raw file

  1. -- This file is part of a Liberty Eiffel library.
  2. -- See the full copyright at the end.
  3. --
  4. deferred class BACKTRACKING_NODE
  5. --
  6. -- Parent class of all the nodes that are explored by BACKTRACKING
  7. --
  8. feature {ANY}
  9. explore (explorer: BACKTRACKING)
  10. -- That feature must update the state of 'explorer'.
  11. deferred
  12. end
  13. end -- class BACKTRACKING_NODE
  14. --
  15. -- Copyright (C) 2009-2017: by all the people cited in the AUTHORS file.
  16. --
  17. -- Permission is hereby granted, free of charge, to any person obtaining a copy
  18. -- of this software and associated documentation files (the "Software"), to deal
  19. -- in the Software without restriction, including without limitation the rights
  20. -- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  21. -- copies of the Software, and to permit persons to whom the Software is
  22. -- furnished to do so, subject to the following conditions:
  23. --
  24. -- The above copyright notice and this permission notice shall be included in
  25. -- all copies or substantial portions of the Software.
  26. --
  27. -- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  28. -- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  29. -- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  30. -- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  31. -- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  32. -- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  33. -- THE SOFTWARE.