* http://helm.cs.unibo.it/
*)
-open CicTextualParser2Ast
open CicTextualParser2
EXTEND
- term: LEVEL "add"
+ term: LEVEL "logic_add"
[
[ t1 = term; SYMBOL <:unicode<lor>> (* ∨ *); t2 = term ->
- return_term loc (Appl_symbol ("or", 0, [t1; t2]))
+ return_term loc (CicAst.Appl [CicAst.Symbol ("or", 0); t1; t2])
]
];
- term: LEVEL "mult"
+ term: LEVEL "logic_mult"
[
[ t1 = term; SYMBOL <:unicode<land>> (* ∧ *); t2 = term ->
- return_term loc (Appl_symbol ("and", 0, [t1; t2]))
+ return_term loc (CicAst.Appl [CicAst.Symbol ("and", 0); t1; t2])
]
];
- term: LEVEL "inv"
+ term: LEVEL "logic_inv"
[
[ SYMBOL <:unicode<lnot>> (* ¬ *); t = term ->
- return_term loc (Appl_symbol ("not", 0, [t])) ]
+ return_term loc (CicAst.Appl [CicAst.Symbol ("not", 0); t])
+ ]
];
END
let _ =
+ (* TODO cut-and-pasted code: here, in arit_notation.ml and
+ * disambiguateChoices.ml *)
+ let const s = Cic.Const (s, []) in
+ let mutind s = Cic.MutInd (s, 0, []) in
DisambiguateChoices.add_symbol_choice "eq"
("leibnitz's equality",
(fun interp _ args ->
in
Cic.Appl [
Cic.MutInd (HelmLibraryObjects.Logic.eq_URI, 0, []);
- Cic.Implicit; t1; t2
- ]))
+ Cic.Implicit (Some `Type); t1; t2
+ ]));
+ DisambiguateChoices.add_binary_op "and" "logical and"
+ (mutind HelmLibraryObjects.Logic.and_URI);
+ DisambiguateChoices.add_binary_op "or" "logical or"
+ (mutind HelmLibraryObjects.Logic.or_URI);
+ DisambiguateChoices.add_unary_op "not" "logical not"
+ (const HelmLibraryObjects.Logic.not_URI);
+(* vim:set encoding=utf8: *)