author  wenzelm 
Fri, 17 Jun 2005 18:33:28 +0200  
changeset 16443  82a116532e3e 
parent 16369  96d73621fabb 
child 16495  2e99aca906a7 
permissions  rwrr 
1526  1 
(* Title: Pure/theory.ML 
2 
ID: $Id$ 

3 
Author: Lawrence C Paulson and Markus Wenzel 

4 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

5 
Logical theory content: axioms, definitions, oracles. 
1526  6 
*) 
16291  7 

3767
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

8 
signature BASIC_THEORY = 
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

9 
sig 
1526  10 
type theory 
16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

11 
type theory_ref 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

12 
val sign_of: theory > theory (*dummy*) 
3996  13 
val rep_theory: theory > 
16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

14 
{axioms: term NameSpace.table, 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

15 
defs: Defs.graph, 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

16 
oracles: ((theory * Object.T > term) * stamp) NameSpace.table} 
3996  17 
val parents_of: theory > theory list 
4019  18 
val ancestors_of: theory > theory list 
16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

19 
val eq_thy: theory * theory > bool 
3996  20 
val subthy: theory * theory > bool 
16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

21 
val cert_axm: theory > string * term > string * term 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

22 
val read_def_axm: theory * (indexname > typ option) * (indexname > sort option) > 
6311  23 
string list > string * string > string * term 
16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

24 
val read_axm: theory > string * string > string * term 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

25 
val inferT_axm: theory > string * term > string * term 
3767
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

26 
end 
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

27 

e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

28 
signature THEORY = 
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

29 
sig 
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

30 
include BASIC_THEORY 
16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

31 
include SIGN_THEORY 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

32 
val init: theory > theory 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

33 
val axiom_space: theory > NameSpace.T 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

34 
val oracle_space: theory > NameSpace.T 
16339  35 
val axioms_of: theory > (string * term) list 
36 
val all_axioms_of: theory > (string * term) list 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

37 
val self_ref: theory > theory_ref 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

38 
val deref: theory_ref > theory 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

39 
val merge: theory * theory > theory (*exception TERM*) 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

40 
val merge_refs: theory_ref * theory_ref > theory_ref (*exception TERM*) 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

41 
val requires: theory > string > string > unit 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

42 
val assert_super: theory > theory > theory 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

43 
val copy: theory > theory 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

44 
val checkpoint: theory > theory 
3996  45 
val add_axioms: (bstring * string) list > theory > theory 
46 
val add_axioms_i: (bstring * term) list > theory > theory 

9320  47 
val add_defs: bool > (bstring * string) list > theory > theory 
48 
val add_defs_i: bool > (bstring * term) list > theory > theory 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

49 
val add_finals: bool > string list > theory > theory 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

50 
val add_finals_i: bool > term list > theory > theory 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

51 
val add_oracle: bstring * (theory * Object.T > term) > theory > theory 
1526  52 
end; 
53 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

54 
structure Theory: THEORY = 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

55 
struct 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

56 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

57 
(** type theory **) 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

58 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

59 
(* context operations *) 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

60 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

61 
type theory = Context.theory; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

62 
type theory_ref = Context.theory_ref; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

63 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

64 
val eq_thy = Context.eq_thy; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

65 
val subthy = Context.subthy; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

66 
val copy = Context.copy_thy; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

67 
val checkpoint = Context.checkpoint_thy; 
1526  68 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

69 
val parents_of = Context.parents_of; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

70 
val ancestors_of = Context.ancestors_of; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

71 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

72 
val self_ref = Context.self_ref; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

73 
val deref = Context.deref; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

74 
val merge = Context.merge; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

75 
val merge_refs = Context.merge_refs; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

76 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

77 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

78 
(* signature operations *) 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

79 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

80 
val sign_of = I; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

81 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

82 
structure SignTheory: SIGN_THEORY = Sign; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

83 
open SignTheory; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

84 

2206  85 

3996  86 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

87 
(** diagnostics **) (* FIXME belongs to defs.ML *) 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

88 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

89 
fun pretty_const pp (c, T) = 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

90 
[Pretty.str c, Pretty.str " ::", Pretty.brk 1, 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

91 
Pretty.quote (Pretty.typ pp (Type.freeze_type T))]; (* FIXME zero indexes!? *) 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

92 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

93 
fun pretty_path pp path = fold_rev (fn (T, c, def) => 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

94 
fn [] => [Pretty.block (pretty_const pp (c, T))] 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

95 
 prts => Pretty.block (pretty_const pp (c, T) @ 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

96 
[Pretty.brk 1, Pretty.str ("depends via " ^ quote def ^ " on")]) :: prts) path []; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

97 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

98 
fun chain_history_msg s = (* FIXME huh!? *) 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

99 
if Defs.chain_history () then s ^ ": " 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

100 
else s ^ " (set DEFS_CHAIN_HISTORY=ON for full history): "; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

101 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

102 
fun defs_circular pp path = 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

103 
Pretty.str (chain_history_msg "Cyclic dependency of definitions") :: pretty_path pp path 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

104 
> Pretty.chunks > Pretty.string_of; 
1526  105 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

106 
fun defs_infinite_chain pp path = 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

107 
Pretty.str (chain_history_msg "Infinite chain of definitions") :: pretty_path pp path 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

108 
> Pretty.chunks > Pretty.string_of; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

109 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

110 
fun defs_clash def1 def2 = "Type clash in definitions " ^ quote def1 ^ " and " ^ quote def2; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

111 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

112 
fun defs_final pp const = 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

113 
(Pretty.str "Attempt to define final constant" :: Pretty.brk 1 :: pretty_const pp const) 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

114 
> Pretty.block > Pretty.string_of; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

115 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

116 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

117 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

118 
(** datatype thy **) 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

119 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

120 
datatype thy = Thy of 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

121 
{axioms: term NameSpace.table, 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

122 
defs: Defs.graph, 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

123 
oracles: ((theory * Object.T > term) * stamp) NameSpace.table}; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

124 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

125 
fun make_thy (axioms, defs, oracles) = 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

126 
Thy {axioms = axioms, defs = defs, oracles = oracles}; 
1526  127 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

128 
fun err_dup_axms dups = error ("Duplicate axiom(s): " ^ commas_quote dups); 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

129 
fun err_dup_oras dups = error ("Duplicate oracle(s): " ^ commas_quote dups); 
3996  130 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

131 
structure ThyData = TheoryDataFun 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

132 
(struct 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

133 
val name = "Pure/thy"; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

134 
type T = thy; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

135 
val empty = make_thy (NameSpace.empty_table, Defs.empty, NameSpace.empty_table); 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

136 
val copy = I; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

137 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

138 
fun extend (Thy {axioms, defs, oracles}) = make_thy (NameSpace.empty_table, defs, oracles); 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

139 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

140 
fun merge pp (thy1, thy2) = 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

141 
let 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

142 
val Thy {axioms = _, defs = defs1, oracles = oracles1} = thy1; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

143 
val Thy {axioms = _, defs = defs2, oracles = oracles2} = thy2; 
1526  144 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

145 
val axioms = NameSpace.empty_table; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

146 
val defs = Defs.merge defs1 defs2 (* FIXME produce errors in defs.ML *) 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

147 
handle Defs.CIRCULAR namess => error (defs_circular pp namess) 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

148 
 Defs.INFINITE_CHAIN namess => error (defs_infinite_chain pp namess); 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

149 
val oracles = NameSpace.merge_tables eq_snd (oracles1, oracles2) 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

150 
handle Symtab.DUPS dups => err_dup_oras dups; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

151 
in make_thy (axioms, defs, oracles) end; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

152 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

153 
fun print _ _ = (); 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

154 
end); 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

155 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

156 
val init = ThyData.init; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

157 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

158 
fun rep_theory thy = ThyData.get thy > (fn Thy args => args); 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

159 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

160 
fun map_thy f = ThyData.map (fn (Thy {axioms, defs, oracles}) => 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

161 
make_thy (f (axioms, defs, oracles))); 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

162 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

163 
fun map_axioms f = map_thy (fn (axioms, defs, oracles) => (f axioms, defs, oracles)); 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

164 
fun map_defs f = map_thy (fn (axioms, defs, oracles) => (axioms, f defs, oracles)); 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

165 
fun map_oracles f = map_thy (fn (axioms, defs, oracles) => (axioms, defs, f oracles)); 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

166 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

167 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

168 
(* basic operations *) 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

169 

82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

170 
val axiom_space = #1 o #axioms o rep_theory; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

171 
val oracle_space = #1 o #oracles o rep_theory; 
3996  172 

16339  173 
val axioms_of = Symtab.dest o #2 o #axioms o rep_theory; 
174 
fun all_axioms_of thy = List.concat (map axioms_of (thy :: ancestors_of thy)); 

175 

4970  176 
fun requires thy name what = 
16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

177 
if Context.exists_name name thy then () 
4846  178 
else error ("Require theory " ^ quote name ^ " as an ancestor for " ^ what); 
1526  179 

6369  180 
fun assert_super thy1 thy2 = 
181 
if subthy (thy1, thy2) then thy2 

182 
else raise THEORY ("Not a super theory", [thy1, thy2]); 

183 

3996  184 

6311  185 

3814  186 
(** add axioms **) 
187 

1526  188 
(* prepare axioms *) 
189 

190 
fun err_in_axm name = 

191 
error ("The error(s) above occurred in axiom " ^ quote name); 

192 

16291  193 
fun no_vars pp tm = 
194 
(case (Term.term_vars tm, Term.term_tvars tm) of 

14184
2e0e02d68cbb
Changed no_vars such that it outputs list of illegal schematic variables.
berghofe
parents:
13646
diff
changeset

195 
([], []) => tm 
2e0e02d68cbb
Changed no_vars such that it outputs list of illegal schematic variables.
berghofe
parents:
13646
diff
changeset

196 
 (ts, ixns) => error (Pretty.string_of (Pretty.block (Pretty.breaks 
2e0e02d68cbb
Changed no_vars such that it outputs list of illegal schematic variables.
berghofe
parents:
13646
diff
changeset

197 
(Pretty.str "Illegal schematic variable(s) in term:" :: 
16291  198 
map (Pretty.term pp) ts @ map (Pretty.typ pp o TVar) ixns))))); 
1526  199 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

200 
fun cert_axm thy (name, raw_tm) = 
1526  201 
let 
16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

202 
val pp = Sign.pp thy; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

203 
val (t, T, _) = Sign.certify_term pp thy raw_tm 
2979  204 
handle TYPE (msg, _, _) => error msg 
16291  205 
 TERM (msg, _) => error msg; 
1526  206 
in 
9537  207 
Term.no_dummy_patterns t handle TERM (msg, _) => error msg; 
1526  208 
assert (T = propT) "Term not of type prop"; 
16291  209 
(name, no_vars pp t) 
9629  210 
end; 
1526  211 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

212 
fun read_def_axm (thy, types, sorts) used (name, str) = 
3814  213 
let 
16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

214 
val ts = Syntax.read (Sign.is_logtype thy) (Sign.syn_of thy) propT str; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

215 
val (t, _) = Sign.infer_types (Sign.pp thy) thy types sorts used true (ts, propT); 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

216 
in cert_axm thy (name, t) end 
1960
ae390b599213
Improved error handling: if there are syntax or typechecking
paulson
parents:
1539
diff
changeset

217 
handle ERROR => err_in_axm name; 
1526  218 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

219 
fun read_axm thy name_str = read_def_axm (thy, K NONE, K NONE) [] name_str; 
5057  220 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

221 
fun inferT_axm thy (name, pre_tm) = 
16291  222 
let 
16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

223 
val pp = Sign.pp thy; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

224 
val (t, _) = Sign.infer_types pp thy (K NONE) (K NONE) [] true ([pre_tm], propT); 
16291  225 
in (name, no_vars pp t) end 
1526  226 
handle ERROR => err_in_axm name; 
227 

228 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

229 
(* add_axioms(_i) *) 
1526  230 

16291  231 
local 
232 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

233 
fun gen_add_axioms prep_axm raw_axms thy = thy > map_axioms (fn axioms => 
1526  234 
let 
16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

235 
val axms = map (apsnd (Term.compress_term o Logic.varify) o prep_axm thy) raw_axms; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

236 
val axioms' = NameSpace.extend_table (Sign.naming_of thy) (axioms, axms) 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

237 
handle Symtab.DUPS dups => err_dup_axms dups; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

238 
in axioms' end); 
1526  239 

16291  240 
in 
241 

242 
val add_axioms = gen_add_axioms read_axm; 

243 
val add_axioms_i = gen_add_axioms cert_axm; 

244 

245 
end; 

1526  246 

247 

3767
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

248 

e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

249 
(** add constant definitions **) 
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

250 

9320  251 
(* overloading *) 
9280  252 

16291  253 
datatype overloading = Clean  Implicit  Useless; 
9320  254 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

255 
fun overloading thy overloaded declT defT = 
16291  256 
let 
257 
val defT' = Term.incr_tvar (maxidx_of_typ declT + 1) (Type.varifyT defT); 

258 
in 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

259 
if Sign.typ_instance thy (declT, defT') then Clean 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

260 
else if Sign.typ_instance thy (Type.strip_sorts declT, Type.strip_sorts defT') then Useless 
16291  261 
else if overloaded then Clean 
262 
else Implicit 

9280  263 
end; 
264 

3767
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

265 

16291  266 
(* dest_def *) 
267 

268 
fun dest_def pp tm = 

3767
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

269 
let 
3787
67571f49ebe3
new internal forms: add_classes_i, add_classrel_i, add_defsort_i, add_arities_i
wenzelm
parents:
3767
diff
changeset

270 
fun err msg = raise TERM (msg, [tm]); 
3767
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

271 

e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

272 
val (lhs, rhs) = Logic.dest_equals (Logic.strip_imp_concl tm) 
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

273 
handle TERM _ => err "Not a metaequality (==)"; 
16291  274 
val (head, args) = Term.strip_comb lhs; 
275 
val (c, T) = Term.dest_Const head 

3767
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

276 
handle TERM _ => err "Head of lhs not a constant"; 
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

277 

4141  278 
fun dest_free (Free (x, _)) = x 
279 
 dest_free (Const ("TYPE", Type ("itself", [TFree (x, _)]))) = x 

280 
 dest_free _ = raise Match; 

281 

16291  282 
val show_terms = commas_quote o map (Pretty.string_of_term pp); 
4141  283 
val show_frees = commas_quote o map dest_free; 
3767
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

284 
val show_tfrees = commas_quote o map fst; 
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

285 

16291  286 
val lhs_nofrees = filter (not o can dest_free) args; 
3767
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

287 
val lhs_dups = duplicates args; 
16291  288 
val rhs_extras = term_frees rhs > fold (remove op =) args; 
289 
val rhs_extrasT = term_tfrees rhs > fold (remove op =) (typ_tfrees T); 

3767
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

290 
in 
16291  291 
if not (null lhs_nofrees) then 
292 
err ("Nonvariables as arguments on lhs: " ^ show_terms lhs_nofrees) 

3767
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

293 
else if not (null lhs_dups) then 
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

294 
err ("Duplicate variables on lhs: " ^ show_frees lhs_dups) 
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

295 
else if not (null rhs_extras) then 
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

296 
err ("Extra variables on rhs: " ^ show_frees rhs_extras) 
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

297 
else if not (null rhs_extrasT) then 
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

298 
err ("Extra type variables on rhs: " ^ show_tfrees rhs_extrasT) 
16291  299 
else if exists_Const (equal (c, T)) rhs then 
3767
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

300 
err ("Constant to be defined occurs on rhs") 
16291  301 
else ((c, T), rhs) 
3767
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

302 
end; 
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

303 

e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

304 

16291  305 
(* check_def *) 
306 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

307 
fun declare thy c defs = (* FIXME move to defs.ML *) 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

308 
let val T = Sign.the_const_type thy c 
16291  309 
in if_none (try (Defs.declare defs) (c, T)) defs end; 
10494  310 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

311 
fun check_def thy overloaded (bname, tm) defs = 
16291  312 
let 
16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

313 
val pp = Sign.pp thy; 
16291  314 

315 
fun err msg = error (Pretty.string_of (Pretty.chunks 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

316 
[Pretty.str msg, Pretty.block 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

317 
[Pretty.str ("The error(s) above occurred in definition " ^ quote bname ^ ":"), 
16291  318 
Pretty.fbrk, Pretty.quote (Pretty.term pp tm)]])); 
319 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

320 
fun prt_const (c, T) = 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

321 
[Pretty.str c, Pretty.str " ::", Pretty.brk 1, 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

322 
Pretty.quote (Pretty.typ pp (Type.freeze_type T))]; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

323 
fun string_of_def const txt = 
16291  324 
[Pretty.block (Pretty.str "Definition of " :: pretty_const pp const), Pretty.str txt] 
325 
> Pretty.chunks > Pretty.string_of; 

9320  326 

16291  327 
val ((c, defT), rhs) = dest_def pp tm handle TERM (msg, _) => err msg; 
328 
val rhs_consts = Term.term_constsT rhs; 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

329 
val declT = Sign.the_const_type thy c; 
16108
cf468b93a02e
Implement cyclefree overloading, so that definitions cannot harm consistency any more (except of course via interaction with axioms).
obua
parents:
15747
diff
changeset

330 

16291  331 
val _ = 
16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

332 
(case overloading thy overloaded declT defT of 
16291  333 
Clean => () 
16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

334 
 Implicit => warning (string_of_def (c, defT) 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

335 
("is strictly less general than the declared type (see " ^ quote bname ^ ")")) 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

336 
 Useless => err (Library.setmp show_sorts true (string_of_def (c, defT)) 
16291  337 
"imposes additional sort constraints on the declared type of the constant")); 
16108
cf468b93a02e
Implement cyclefree overloading, so that definitions cannot harm consistency any more (except of course via interaction with axioms).
obua
parents:
15747
diff
changeset

338 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

339 
val decl_defs = defs > declare thy c > fold (declare thy) (map #1 rhs_consts); 
3767
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

340 
in 
16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

341 
Defs.define decl_defs (c, defT) (Sign.full_name thy bname) rhs_consts 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

342 
(* FIXME produce errors in defs.ML *) 
16291  343 
handle Defs.DEFS msg => err ("DEFS: " ^ msg) (* FIXME sys_error!? *) 
344 
 Defs.CIRCULAR path => err (defs_circular pp path) 

345 
 Defs.INFINITE_CHAIN path => err (defs_infinite_chain pp path) 

346 
 Defs.CLASH (_, def1, def2) => err (defs_clash def1 def2) 

347 
 Defs.FINAL const => err (defs_final pp const) 

3767
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

348 
end; 
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

349 

e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

350 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

351 
(* add_defs(_i) *) 
3767
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

352 

16291  353 
local 
9320  354 

16291  355 
fun gen_add_defs prep_axm overloaded raw_axms thy = 
16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

356 
let val axms = map (prep_axm thy) raw_axms in 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

357 
thy 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

358 
> map_defs (fold (check_def thy overloaded) axms) 
9320  359 
> add_axioms_i axms 
3767
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

360 
end; 
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

361 

16291  362 
in 
363 

364 
val add_defs_i = gen_add_defs cert_axm; 

365 
val add_defs = gen_add_defs read_axm; 

366 

367 
end; 

3767
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

368 

e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

369 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

370 
(* add_finals(_i) *) 
14223
0ee05eef881b
Added support for making constants final, that is, ensuring that no
skalberg
parents:
14204
diff
changeset

371 

16291  372 
local 
373 

374 
fun gen_add_finals prep_term overloaded raw_terms thy = 

14223
0ee05eef881b
Added support for making constants final, that is, ensuring that no
skalberg
parents:
14204
diff
changeset

375 
let 
16291  376 
fun finalize tm finals = 
377 
let 

378 
fun err msg = raise TERM (msg, [tm]); (* FIXME error!? *) 

379 
val (c, defT) = 

380 
(case tm of Const x => x 

381 
 Free _ => err "Attempt to finalize variable (or undeclared constant)" 

382 
 _ => err "Attempt to finalize nonconstant term"); 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

383 
val declT = Sign.the_const_type thy c 
16291  384 
handle TYPE (msg, _, _) => err msg; 
16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

385 
val _ = (* FIXME unify messages with defs *) 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

386 
(case overloading thy overloaded declT defT of 
16291  387 
Clean => () 
16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

388 
 Implicit => warning ("Finalizing " ^ quote c ^ 
16291  389 
" at a strictly less general type than declared") 
390 
 Useless => err "Sort constraints stronger than declared"); 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

391 
in Defs.finalize (if_none (try (Defs.declare finals) (c, declT)) finals) (c, defT) end; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

392 
in thy > map_defs (fold finalize (map (prep_term thy) raw_terms)) end; 
14223
0ee05eef881b
Added support for making constants final, that is, ensuring that no
skalberg
parents:
14204
diff
changeset

393 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

394 
fun read_term thy = Sign.simple_read_term thy TypeInfer.logicT; 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

395 
fun cert_term thy = #1 o Sign.certify_term (Sign.pp thy) thy; 
16291  396 

14223
0ee05eef881b
Added support for making constants final, that is, ensuring that no
skalberg
parents:
14204
diff
changeset

397 
in 
16291  398 

399 
val add_finals = gen_add_finals read_term; 

400 
val add_finals_i = gen_add_finals cert_term; 

401 

14223
0ee05eef881b
Added support for making constants final, that is, ensuring that no
skalberg
parents:
14204
diff
changeset

402 
end; 
0ee05eef881b
Added support for making constants final, that is, ensuring that no
skalberg
parents:
14204
diff
changeset

403 

0ee05eef881b
Added support for making constants final, that is, ensuring that no
skalberg
parents:
14204
diff
changeset

404 

3878  405 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

406 
(** add oracle **) 
3814  407 

16443
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

408 
fun add_oracle (bname, oracle) thy = thy > map_oracles (fn oracles => 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

409 
NameSpace.extend_table (Sign.naming_of thy) (oracles, [(bname, (oracle, stamp ()))]) 
82a116532e3e
type theory, theory_ref, exception THEORY and related operations imported from Context;
wenzelm
parents:
16369
diff
changeset

410 
handle Symtab.DUPS dups => err_dup_oras dups); 
3885  411 

1526  412 
end; 
413 

3767
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

414 
structure BasicTheory: BASIC_THEORY = Theory; 
e2bb53d8dd26
moved theory stuff (add_defs etc.) here from drule.ML;
wenzelm
parents:
2979
diff
changeset

415 
open BasicTheory; 