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  1.  
  2.  
  3. %% atom_number(atom, number)
  4. lex([],[]).
  5. lex(['int' | T], ['TYPE: int' | R]) :-  lex(T, R).
  6. lex(['bool' | T], ['TYPE: bool'] | R) :- lex(T, R).
  7. lex([',' | T], ['COMMA: ,'] | R) :- lex(T, R).
  8. lex([X | T], [X | R]) :- lex(T, R).
  9.  
Success #stdin #stdout #stderr 0.03s 6812KB
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Standard input is empty
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Standard output is empty
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ERROR: '$runtoplevel'/0: Undefined procedure: program/0
   Exception: (3) program ? EOF: exit
https://ideone.com/zDOCiT
language:
Prolog (swi 7.6.4)
created:
4 hours ago
visibility:
public

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