author  wenzelm 
Wed, 09 Aug 2006 00:12:39 +0200  
changeset 20367  ba1c262c7625 
parent 20330  6192478fdba5 
child 20575  6b1c69265331 
permissions  rwrr 
5819  1 
(* Title: Pure/Isar/proof_context.ML 
2 
ID: $Id$ 

3 
Author: Markus Wenzel, TU Muenchen 

4 

19001  5 
The key concept of Isar proof contexts: elevates primitive local 
6 
reasoning Gamma  phi to a structured concept, with generic context 

20234
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

7 
elements. See also structure Variable and Assumption. 
5819  8 
*) 
9 

10 
signature PROOF_CONTEXT = 

11 
sig 

20310  12 
val theory_of: Proof.context > theory 
13 
val init: theory > Proof.context 

14 
val full_name: Proof.context > bstring > string 

15 
val consts_of: Proof.context > Consts.T 

16 
val set_syntax_mode: string * bool > Proof.context > Proof.context 

17 
val restore_syntax_mode: Proof.context > Proof.context > Proof.context 

18 
val fact_index_of: Proof.context > FactIndex.T 

19 
val transfer: theory > Proof.context > Proof.context 

20367  20 
val theory: (theory > theory) > Proof.context > Proof.context 
21 
val theory_result: (theory > 'a * theory) > Proof.context > 'a * Proof.context 

20310  22 
val pretty_term: Proof.context > term > Pretty.T 
23 
val pretty_typ: Proof.context > typ > Pretty.T 

24 
val pretty_sort: Proof.context > sort > Pretty.T 

25 
val pretty_classrel: Proof.context > class list > Pretty.T 

26 
val pretty_arity: Proof.context > arity > Pretty.T 

27 
val pp: Proof.context > Pretty.pp 

20253  28 
val pretty_thm_legacy: bool > thm > Pretty.T 
20310  29 
val pretty_thm: Proof.context > thm > Pretty.T 
30 
val pretty_thms: Proof.context > thm list > Pretty.T 

31 
val pretty_fact: Proof.context > string * thm list > Pretty.T 

32 
val pretty_proof: Proof.context > Proofterm.proof > Pretty.T 

33 
val pretty_proof_of: Proof.context > bool > thm > Pretty.T 

34 
val string_of_typ: Proof.context > typ > string 

35 
val string_of_term: Proof.context > term > string 

36 
val string_of_thm: Proof.context > thm > string 

37 
val read_typ: Proof.context > string > typ 

38 
val read_typ_syntax: Proof.context > string > typ 

39 
val read_typ_abbrev: Proof.context > string > typ 

40 
val cert_typ: Proof.context > typ > typ 

41 
val cert_typ_syntax: Proof.context > typ > typ 

42 
val cert_typ_abbrev: Proof.context > typ > typ 

43 
val get_skolem: Proof.context > string > string 

44 
val revert_skolem: Proof.context > string > string 

45 
val revert_skolems: Proof.context > term > term 

46 
val read_termTs: Proof.context > (string > bool) > (indexname > typ option) 

14720
ceff6d4fb836
cleanup up read functions, include liberal versions;
wenzelm
parents:
14707
diff
changeset

47 
> (indexname > sort option) > string list > (string * typ) list 
ceff6d4fb836
cleanup up read functions, include liberal versions;
wenzelm
parents:
14707
diff
changeset

48 
> term list * (indexname * typ) list 
20310  49 
val read_termTs_schematic: Proof.context > (string > bool) > (indexname > typ option) 
14720
ceff6d4fb836
cleanup up read functions, include liberal versions;
wenzelm
parents:
14707
diff
changeset

50 
> (indexname > sort option) > string list > (string * typ) list 
ceff6d4fb836
cleanup up read functions, include liberal versions;
wenzelm
parents:
14707
diff
changeset

51 
> term list * (indexname * typ) list 
20310  52 
val read_term_legacy: Proof.context > string > term 
53 
val read_term: Proof.context > string > term 

54 
val read_prop: Proof.context > string > term 

55 
val read_prop_schematic: Proof.context > string > term 

56 
val read_term_pats: typ > Proof.context > string list > term list 

57 
val read_prop_pats: Proof.context > string list > term list 

58 
val cert_term: Proof.context > term > term 

59 
val cert_prop: Proof.context > term > term 

60 
val cert_term_pats: typ > Proof.context > term list > term list 

61 
val cert_prop_pats: Proof.context > term list > term list 

62 
val infer_type: Proof.context > string > typ 

63 
val inferred_param: string > Proof.context > (string * typ) * Proof.context 

64 
val inferred_fixes: Proof.context > (string * typ) list * Proof.context 

65 
val read_tyname: Proof.context > string > typ 

66 
val read_const: Proof.context > string > term 

67 
val goal_export: Proof.context > Proof.context > thm list > thm list 

68 
val export: Proof.context > Proof.context > thm list > thm list 

69 
val export_standard: Proof.context > Proof.context > thm list > thm list 

70 
val add_binds: (indexname * string option) list > Proof.context > Proof.context 

71 
val add_binds_i: (indexname * term option) list > Proof.context > Proof.context 

72 
val auto_bind_goal: term list > Proof.context > Proof.context 

73 
val auto_bind_facts: term list > Proof.context > Proof.context 

74 
val match_bind: bool > (string list * string) list > Proof.context > term list * Proof.context 

75 
val match_bind_i: bool > (term list * term) list > Proof.context > term list * Proof.context 

76 
val read_propp: Proof.context * (string * string list) list list 

77 
> Proof.context * (term * term list) list list 

78 
val cert_propp: Proof.context * (term * term list) list list 

79 
> Proof.context * (term * term list) list list 

80 
val read_propp_schematic: Proof.context * (string * string list) list list 

81 
> Proof.context * (term * term list) list list 

82 
val cert_propp_schematic: Proof.context * (term * term list) list list 

83 
> Proof.context * (term * term list) list list 

84 
val bind_propp: Proof.context * (string * string list) list list 

85 
> Proof.context * (term list list * (Proof.context > Proof.context)) 

86 
val bind_propp_i: Proof.context * (term * term list) list list 

87 
> Proof.context * (term list list * (Proof.context > Proof.context)) 

88 
val bind_propp_schematic: Proof.context * (string * string list) list list 

89 
> Proof.context * (term list list * (Proof.context > Proof.context)) 

90 
val bind_propp_schematic_i: Proof.context * (term * term list) list list 

91 
> Proof.context * (term list list * (Proof.context > Proof.context)) 

18042  92 
val fact_tac: thm list > int > tactic 
20310  93 
val some_fact_tac: Proof.context > int > tactic 
94 
val get_thm: Proof.context > thmref > thm 

95 
val get_thm_closure: Proof.context > thmref > thm 

96 
val get_thms: Proof.context > thmref > thm list 

97 
val get_thms_closure: Proof.context > thmref > thm list 

98 
val valid_thms: Proof.context > string * thm list > bool 

99 
val lthms_containing: Proof.context > FactIndex.spec > (string * thm list) list 

100 
val no_base_names: Proof.context > Proof.context 

101 
val qualified_names: Proof.context > Proof.context 

102 
val sticky_prefix: string > Proof.context > Proof.context 

103 
val restore_naming: Proof.context > Proof.context > Proof.context 

104 
val hide_thms: bool > string list > Proof.context > Proof.context 

105 
val put_thms: bool > string * thm list option > Proof.context > Proof.context 

106 
val put_thms_internal: string * thm list option > Proof.context > Proof.context 

14564  107 
val note_thmss: 
18728  108 
((bstring * attribute list) * (thmref * attribute list) list) list > 
20310  109 
Proof.context > (bstring * thm list) list * Proof.context 
14564  110 
val note_thmss_i: 
18728  111 
((bstring * attribute list) * (thm list * attribute list) list) list > 
20310  112 
Proof.context > (bstring * thm list) list * Proof.context 
113 
val read_vars: (string * string option * mixfix) list > Proof.context > 

114 
(string * typ option * mixfix) list * Proof.context 

115 
val cert_vars: (string * typ option * mixfix) list > Proof.context > 

116 
(string * typ option * mixfix) list * Proof.context 

117 
val read_vars_legacy: (string * string option * mixfix) list > Proof.context > 

118 
(string * typ option * mixfix) list * Proof.context 

119 
val cert_vars_legacy: (string * typ option * mixfix) list > Proof.context > 

120 
(string * typ option * mixfix) list * Proof.context 

121 
val add_fixes: (string * string option * mixfix) list > 

122 
Proof.context > string list * Proof.context 

123 
val add_fixes_i: (string * typ option * mixfix) list > 

124 
Proof.context > string list * Proof.context 

125 
val add_fixes_legacy: (string * typ option * mixfix) list > 

126 
Proof.context > string list * Proof.context 

127 
val auto_fixes: Proof.context * (term list list * 'a) > Proof.context * (term list list * 'a) 

128 
val bind_fixes: string list > Proof.context > (term > term) * Proof.context 

20234
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

129 
val add_assms: Assumption.export > 
19585  130 
((string * attribute list) * (string * string list) list) list > 
20310  131 
Proof.context > (bstring * thm list) list * Proof.context 
20234
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

132 
val add_assms_i: Assumption.export > 
19585  133 
((string * attribute list) * (term * term list) list) list > 
20310  134 
Proof.context > (bstring * thm list) list * Proof.context 
135 
val add_cases: bool > (string * RuleCases.T option) list > Proof.context > Proof.context 

136 
val apply_case: RuleCases.T > Proof.context > (string * term list) list * Proof.context 

137 
val get_case: Proof.context > string > string option list > RuleCases.T 

138 
val expand_abbrevs: bool > Proof.context > Proof.context 

139 
val add_const_syntax: string * bool > (string * mixfix) list > Proof.context > Proof.context 

140 
val add_abbrevs: string * bool > ((bstring * mixfix) * term) list > 

141 
Proof.context > Proof.context 

10810  142 
val verbose: bool ref 
143 
val setmp_verbose: ('a > 'b) > 'a > 'b 

20310  144 
val print_syntax: Proof.context > unit 
145 
val print_binds: Proof.context > unit 

146 
val print_lthms: Proof.context > unit 

147 
val print_cases: Proof.context > unit 

148 
val debug: bool ref 

10810  149 
val prems_limit: int ref 
20310  150 
val pretty_ctxt: Proof.context > Pretty.T list 
151 
val pretty_context: Proof.context > Pretty.T list 

5819  152 
end; 
153 

16540  154 
structure ProofContext: PROOF_CONTEXT = 
5819  155 
struct 
156 

16540  157 
val theory_of = Context.theory_of_proof; 
19001  158 
val tsig_of = Sign.tsig_of o theory_of; 
159 

16540  160 
val init = Context.init_proof; 
12057  161 

7270  162 

5819  163 

16540  164 
(** Isar proof context information **) 
5819  165 

16540  166 
datatype ctxt = 
167 
Ctxt of 

19001  168 
{naming: NameSpace.naming, (*local naming conventions*) 
169 
syntax: LocalSyntax.T, (*local syntax*) 

19033
24e251657e56
consts: maintain thy version for efficient transfer;
wenzelm
parents:
19019
diff
changeset

170 
consts: Consts.T * Consts.T, (*global/local consts*) 
19001  171 
thms: thm list NameSpace.table * FactIndex.T, (*local thms*) 
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

172 
cases: (string * (RuleCases.T * bool)) list}; (*local contexts*) 
5819  173 

20234
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

174 
fun make_ctxt (naming, syntax, consts, thms, cases) = 
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

175 
Ctxt {naming = naming, syntax = syntax, consts = consts, thms = thms, cases = cases}; 
5819  176 

19079
9a7678a0736d
added put_thms_internal: local_naming, no fact index;
wenzelm
parents:
19062
diff
changeset

177 
val local_naming = NameSpace.default_naming > NameSpace.add_path "local"; 
9a7678a0736d
added put_thms_internal: local_naming, no fact index;
wenzelm
parents:
19062
diff
changeset

178 

16540  179 
structure ContextData = ProofDataFun 
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

180 
( 
16540  181 
val name = "Isar/context"; 
182 
type T = ctxt; 

183 
fun init thy = 

19079
9a7678a0736d
added put_thms_internal: local_naming, no fact index;
wenzelm
parents:
19062
diff
changeset

184 
make_ctxt (local_naming, LocalSyntax.init thy, 
20234
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

185 
(Sign.consts_of thy, Sign.consts_of thy), 
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

186 
(NameSpace.empty_table, FactIndex.empty), []); 
16540  187 
fun print _ _ = (); 
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

188 
); 
5819  189 

18708  190 
val _ = Context.add_setup ContextData.init; 
5819  191 

16540  192 
fun rep_context ctxt = ContextData.get ctxt > (fn Ctxt args => args); 
5819  193 

18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

194 
fun map_context f = 
20234
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

195 
ContextData.map (fn Ctxt {naming, syntax, consts, thms, cases} => 
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

196 
make_ctxt (f (naming, syntax, consts, thms, cases))); 
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

197 

19001  198 
fun map_naming f = 
20234
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

199 
map_context (fn (naming, syntax, consts, thms, cases) => 
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

200 
(f naming, syntax, consts, thms, cases)); 
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

201 

19001  202 
fun map_syntax f = 
20234
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

203 
map_context (fn (naming, syntax, consts, thms, cases) => 
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

204 
(naming, f syntax, consts, thms, cases)); 
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

205 

19001  206 
fun map_consts f = 
20234
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

207 
map_context (fn (naming, syntax, consts, thms, cases) => 
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

208 
(naming, syntax, f consts, thms, cases)); 
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

209 

19001  210 
fun map_thms f = 
20234
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

211 
map_context (fn (naming, syntax, consts, thms, cases) => 
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

212 
(naming, syntax, consts, f thms, cases)); 
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

213 

19001  214 
fun map_cases f = 
20234
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

215 
map_context (fn (naming, syntax, consts, thms, cases) => 
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

216 
(naming, syntax, consts, thms, f cases)); 
19001  217 

218 
val naming_of = #naming o rep_context; 

19387  219 
val full_name = NameSpace.full o naming_of; 
5819  220 

16540  221 
val syntax_of = #syntax o rep_context; 
19001  222 
val syn_of = LocalSyntax.syn_of o syntax_of; 
19543  223 
val set_syntax_mode = map_syntax o LocalSyntax.set_mode; 
224 
val restore_syntax_mode = map_syntax o LocalSyntax.restore_mode o syntax_of; 

19001  225 

19033
24e251657e56
consts: maintain thy version for efficient transfer;
wenzelm
parents:
19019
diff
changeset

226 
val consts_of = #2 o #consts o rep_context; 
5819  227 

16540  228 
val thms_of = #thms o rep_context; 
19001  229 
val fact_index_of = #2 o thms_of; 
16540  230 

231 
val cases_of = #cases o rep_context; 

5819  232 

233 

20367  234 
(* theory transfer *) 
12093  235 

19001  236 
fun transfer_syntax thy = 
237 
map_syntax (LocalSyntax.rebuild thy) #> 

19033
24e251657e56
consts: maintain thy version for efficient transfer;
wenzelm
parents:
19019
diff
changeset

238 
map_consts (fn consts as (global_consts, local_consts) => 
24e251657e56
consts: maintain thy version for efficient transfer;
wenzelm
parents:
19019
diff
changeset

239 
let val thy_consts = Sign.consts_of thy in 
24e251657e56
consts: maintain thy version for efficient transfer;
wenzelm
parents:
19019
diff
changeset

240 
if Consts.eq_consts (thy_consts, global_consts) then consts 
24e251657e56
consts: maintain thy version for efficient transfer;
wenzelm
parents:
19019
diff
changeset

241 
else (thy_consts, Consts.merge (thy_consts, local_consts)) 
24e251657e56
consts: maintain thy version for efficient transfer;
wenzelm
parents:
19019
diff
changeset

242 
end); 
17072  243 

19001  244 
fun transfer thy = Context.transfer_proof thy #> transfer_syntax thy; 
17072  245 

20367  246 
fun theory f ctxt = transfer (f (theory_of ctxt)) ctxt; 
247 

248 
fun theory_result f ctxt = 

249 
let val (res, thy') = f (theory_of ctxt) 

250 
in (res, ctxt > transfer thy') end; 

19019  251 

12093  252 

253 

14828  254 
(** pretty printing **) 
255 

19310  256 
local 
257 

19371  258 
fun rewrite_term thy rews t = 
259 
if can Term.type_of t then Pattern.rewrite_term thy rews [] t 

260 
else (warning "Printing illtyped term  cannot expand abbreviations"; t); 

261 

19001  262 
fun pretty_term' abbrevs ctxt t = 
18971  263 
let 
19001  264 
val thy = theory_of ctxt; 
265 
val syntax = syntax_of ctxt; 

18971  266 
val consts = consts_of ctxt; 
19001  267 
val t' = t 
19371  268 
> K abbrevs ? rewrite_term thy (Consts.abbrevs_of consts (! print_mode @ [""])) 
269 
> Sign.extern_term (Consts.extern_early consts) thy 

270 
> LocalSyntax.extern_term syntax; 

271 
in 

272 
Sign.pretty_term' (Context.Proof ctxt) (LocalSyntax.syn_of syntax) (Consts.extern consts) t' 

273 
end; 

18971  274 

19310  275 
in 
276 

19001  277 
val pretty_term = pretty_term' true; 
19310  278 
val pretty_term_no_abbrevs = pretty_term' false; 
279 

280 
end; 

281 

16458  282 
fun pretty_typ ctxt T = Sign.pretty_typ (theory_of ctxt) T; 
283 
fun pretty_sort ctxt S = Sign.pretty_sort (theory_of ctxt) S; 

284 
fun pretty_classrel ctxt cs = Sign.pretty_classrel (theory_of ctxt) cs; 

285 
fun pretty_arity ctxt ar = Sign.pretty_arity (theory_of ctxt) ar; 

14828  286 

14974
b1ecb7859c99
avoid premature evaluation of syn_of (wastes time in conjunction with pp);
wenzelm
parents:
14901
diff
changeset

287 
fun pp ctxt = Pretty.pp (pretty_term ctxt, pretty_typ ctxt, pretty_sort ctxt, 
b1ecb7859c99
avoid premature evaluation of syn_of (wastes time in conjunction with pp);
wenzelm
parents:
14901
diff
changeset

288 
pretty_classrel ctxt, pretty_arity ctxt); 
14828  289 

20253  290 
fun pretty_thm_legacy quote th = 
20234
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

291 
let 
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

292 
val thy = Thm.theory_of_thm th; 
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

293 
val pp = 
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

294 
if Theory.eq_thy (thy, ProtoPure.thy) then Sign.pp thy 
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

295 
else pp (init thy); 
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

296 
in Display.pretty_thm_aux pp quote false [] th end; 
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

297 

17451  298 
fun pretty_thm ctxt th = 
20234
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

299 
Display.pretty_thm_aux (pp ctxt) false true (Assumption.assms_of ctxt) th; 
14828  300 

301 
fun pretty_thms ctxt [th] = pretty_thm ctxt th 

302 
 pretty_thms ctxt ths = Pretty.blk (0, Pretty.fbreaks (map (pretty_thm ctxt) ths)); 

303 

304 
fun pretty_fact ctxt ("", ths) = pretty_thms ctxt ths 

305 
 pretty_fact ctxt (a, [th]) = 

306 
Pretty.block [Pretty.str (a ^ ":"), Pretty.brk 1, pretty_thm ctxt th] 

307 
 pretty_fact ctxt (a, ths) = 

308 
Pretty.block (Pretty.fbreaks (Pretty.str (a ^ ":") :: map (pretty_thm ctxt) ths)); 

309 

17072  310 
fun pretty_proof ctxt prf = 
19310  311 
pretty_term_no_abbrevs (ctxt > transfer_syntax (ProofSyntax.proof_syntax prf (theory_of ctxt))) 
17072  312 
(ProofSyntax.term_of_proof prf); 
313 

314 
fun pretty_proof_of ctxt full th = 

315 
pretty_proof ctxt (ProofSyntax.proof_of full th); 

316 

17860
b4cf247ea0d2
note_thmss, read/cert_vars etc.: natural argument order;
wenzelm
parents:
17756
diff
changeset

317 
val string_of_typ = Pretty.string_of oo pretty_typ; 
b4cf247ea0d2
note_thmss, read/cert_vars etc.: natural argument order;
wenzelm
parents:
17756
diff
changeset

318 
val string_of_term = Pretty.string_of oo pretty_term; 
b4cf247ea0d2
note_thmss, read/cert_vars etc.: natural argument order;
wenzelm
parents:
17756
diff
changeset

319 
val string_of_thm = Pretty.string_of oo pretty_thm; 
b4cf247ea0d2
note_thmss, read/cert_vars etc.: natural argument order;
wenzelm
parents:
17756
diff
changeset

320 

14828  321 

322 

5819  323 
(** prepare types **) 
324 

9504  325 
local 
326 

327 
fun read_typ_aux read ctxt s = 

19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

328 
read (syn_of ctxt) (Context.Proof ctxt) (Variable.def_sort ctxt) s; 
5819  329 

10554  330 
fun cert_typ_aux cert ctxt raw_T = 
18678  331 
cert (theory_of ctxt) raw_T handle TYPE (msg, _, _) => error msg; 
9504  332 

333 
in 

334 

16348  335 
val read_typ = read_typ_aux Sign.read_typ'; 
336 
val read_typ_syntax = read_typ_aux Sign.read_typ_syntax'; 

337 
val read_typ_abbrev = read_typ_aux Sign.read_typ_abbrev'; 

338 
val cert_typ = cert_typ_aux Sign.certify_typ; 

339 
val cert_typ_syntax = cert_typ_aux Sign.certify_typ_syntax; 

340 
val cert_typ_abbrev = cert_typ_aux Sign.certify_typ_abbrev; 

9504  341 

342 
end; 

343 

5819  344 

7679  345 
(* internalize Skolem constants *) 
346 

19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

347 
val lookup_skolem = AList.lookup (op =) o Variable.fixes_of; 
18187  348 
fun get_skolem ctxt x = the_default x (lookup_skolem ctxt x); 
7679  349 

18678  350 
fun no_skolem internal x = 
20086
94ca946fb689
adapted to more efficient Name/Variable implementation;
wenzelm
parents:
20049
diff
changeset

351 
if can Name.dest_skolem x then 
18678  352 
error ("Illegal reference to internal Skolem constant: " ^ quote x) 
20086
94ca946fb689
adapted to more efficient Name/Variable implementation;
wenzelm
parents:
20049
diff
changeset

353 
else if not internal andalso can Name.dest_internal x then 
18678  354 
error ("Illegal reference to internal variable: " ^ quote x) 
7679  355 
else x; 
356 

14720
ceff6d4fb836
cleanup up read functions, include liberal versions;
wenzelm
parents:
14707
diff
changeset

357 
fun intern_skolem ctxt internal = 
7679  358 
let 
359 
fun intern (t as Free (x, T)) = 

14720
ceff6d4fb836
cleanup up read functions, include liberal versions;
wenzelm
parents:
14707
diff
changeset

360 
if internal x then t 
ceff6d4fb836
cleanup up read functions, include liberal versions;
wenzelm
parents:
14707
diff
changeset

361 
else 
18678  362 
(case lookup_skolem ctxt (no_skolem false x) of 
15531  363 
SOME x' => Free (x', T) 
364 
 NONE => t) 

7679  365 
 intern (t $ u) = intern t $ intern u 
366 
 intern (Abs (x, T, t)) = Abs (x, T, intern t) 

367 
 intern a = a; 

368 
in intern end; 

369 

370 

20244
89a407400874
replaced extern_skolem by slightly more simplistic revert_skolems;
wenzelm
parents:
20234
diff
changeset

371 
(* revert Skolem constants  approximation only! *) 
18255  372 

20244
89a407400874
replaced extern_skolem by slightly more simplistic revert_skolems;
wenzelm
parents:
20234
diff
changeset

373 
fun revert_skolem ctxt = 
9133  374 
let 
20244
89a407400874
replaced extern_skolem by slightly more simplistic revert_skolems;
wenzelm
parents:
20234
diff
changeset

375 
val rev_fixes = map Library.swap (Variable.fixes_of ctxt); 
89a407400874
replaced extern_skolem by slightly more simplistic revert_skolems;
wenzelm
parents:
20234
diff
changeset

376 
val revert = AList.lookup (op =) rev_fixes; 
89a407400874
replaced extern_skolem by slightly more simplistic revert_skolems;
wenzelm
parents:
20234
diff
changeset

377 
in 
89a407400874
replaced extern_skolem by slightly more simplistic revert_skolems;
wenzelm
parents:
20234
diff
changeset

378 
fn x => 
89a407400874
replaced extern_skolem by slightly more simplistic revert_skolems;
wenzelm
parents:
20234
diff
changeset

379 
(case revert x of 
89a407400874
replaced extern_skolem by slightly more simplistic revert_skolems;
wenzelm
parents:
20234
diff
changeset

380 
SOME x' => x' 
89a407400874
replaced extern_skolem by slightly more simplistic revert_skolems;
wenzelm
parents:
20234
diff
changeset

381 
 NONE => perhaps (try Name.dest_skolem) x) 
89a407400874
replaced extern_skolem by slightly more simplistic revert_skolems;
wenzelm
parents:
20234
diff
changeset

382 
end; 
89a407400874
replaced extern_skolem by slightly more simplistic revert_skolems;
wenzelm
parents:
20234
diff
changeset

383 

89a407400874
replaced extern_skolem by slightly more simplistic revert_skolems;
wenzelm
parents:
20234
diff
changeset

384 
fun revert_skolems ctxt = 
89a407400874
replaced extern_skolem by slightly more simplistic revert_skolems;
wenzelm
parents:
20234
diff
changeset

385 
let 
89a407400874
replaced extern_skolem by slightly more simplistic revert_skolems;
wenzelm
parents:
20234
diff
changeset

386 
val revert = revert_skolem ctxt; 
89a407400874
replaced extern_skolem by slightly more simplistic revert_skolems;
wenzelm
parents:
20234
diff
changeset

387 
fun reverts (Free (x, T)) = Free (revert x, T) 
89a407400874
replaced extern_skolem by slightly more simplistic revert_skolems;
wenzelm
parents:
20234
diff
changeset

388 
 reverts (t $ u) = reverts t $ reverts u 
89a407400874
replaced extern_skolem by slightly more simplistic revert_skolems;
wenzelm
parents:
20234
diff
changeset

389 
 reverts (Abs (x, T, t)) = Abs (x, T, reverts t) 
89a407400874
replaced extern_skolem by slightly more simplistic revert_skolems;
wenzelm
parents:
20234
diff
changeset

390 
 reverts a = a; 
89a407400874
replaced extern_skolem by slightly more simplistic revert_skolems;
wenzelm
parents:
20234
diff
changeset

391 
in reverts end 
9133  392 

8096  393 

18187  394 

5819  395 
(** prepare terms and propositions **) 
396 

397 
(* 

16501  398 
(1) read / certify wrt. theory of context 
5819  399 
(2) intern Skolem constants 
400 
(3) expand term bindings 

401 
*) 

402 

403 

16501  404 
(* read wrt. theory *) (*exception ERROR*) 
5819  405 

18857  406 
fun read_def_termTs freeze pp syn ctxt (types, sorts, used) sTs = 
18971  407 
Sign.read_def_terms' pp (Sign.is_logtype (theory_of ctxt)) syn (consts_of ctxt) 
18857  408 
(Context.Proof ctxt) (types, sorts) used freeze sTs; 
5874  409 

18857  410 
fun read_def_termT freeze pp syn ctxt defaults sT = 
411 
apfst hd (read_def_termTs freeze pp syn ctxt defaults [sT]); 

14828  412 

18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

413 
fun read_term_thy freeze pp syn thy defaults s = 
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

414 
#1 (read_def_termT freeze pp syn thy defaults (s, TypeInfer.logicT)); 
5874  415 

18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

416 
fun read_prop_thy freeze pp syn thy defaults s = 
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

417 
#1 (read_def_termT freeze pp syn thy defaults (s, propT)); 
12072
4281198fb8cd
local syntax: add_syntax, proper read/pretty functions;
wenzelm
parents:
12066
diff
changeset

418 

18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

419 
fun read_terms_thy freeze pp syn thy defaults = 
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

420 
#1 o read_def_termTs freeze pp syn thy defaults o map (rpair TypeInfer.logicT); 
12072
4281198fb8cd
local syntax: add_syntax, proper read/pretty functions;
wenzelm
parents:
12066
diff
changeset

421 

18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

422 
fun read_props_thy freeze pp syn thy defaults = 
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

423 
#1 o read_def_termTs freeze pp syn thy defaults o map (rpair propT); 
5819  424 

425 

19001  426 
(* local abbreviations *) 
5819  427 

19371  428 
fun certify_consts ctxt = 
19001  429 
Consts.certify (pp ctxt) (tsig_of ctxt) (consts_of ctxt); 
430 

19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

431 
fun reject_schematic (Var (xi, _)) = 
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

432 
error ("Unbound schematic variable: " ^ Syntax.string_of_vname xi) 
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

433 
 reject_schematic (Abs (_, _, t)) = reject_schematic t 
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

434 
 reject_schematic (t $ u) = (reject_schematic t; reject_schematic u) 
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

435 
 reject_schematic _ = (); 
5819  436 

19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

437 
fun expand_binds ctxt schematic = 
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

438 
Variable.expand_binds ctxt #> (if schematic then I else tap reject_schematic); 
5819  439 

440 

6550  441 
(* dummy patterns *) 
442 

18310  443 
val prepare_dummies = 
444 
let val next = ref 1 in 

445 
fn t => 

446 
let val (i, u) = Term.replace_dummy_patterns (! next, t) 

447 
in next := i; u end 

448 
end; 

6762  449 

18678  450 
fun reject_dummies t = Term.no_dummy_patterns t 
451 
handle TERM _ => error "Illegal dummy pattern(s) in term"; 

6550  452 

453 

5819  454 
(* read terms *) 
455 

10554  456 
local 
457 

15531  458 
fun append_env e1 e2 x = (case e2 x of NONE => e1 x  some => some); 
14720
ceff6d4fb836
cleanup up read functions, include liberal versions;
wenzelm
parents:
14707
diff
changeset

459 

16031
fbf3471214d6
moved everything related to thms_containing to find_theorems.ML;
wenzelm
parents:
15979
diff
changeset

460 
fun gen_read' read app pattern schematic 
14720
ceff6d4fb836
cleanup up read functions, include liberal versions;
wenzelm
parents:
14707
diff
changeset

461 
ctxt internal more_types more_sorts more_used s = 
14174
f3cafd2929d5
Methods rule_tac etc support static (Isar) contexts.
ballarin
parents:
13629
diff
changeset

462 
let 
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

463 
val types = append_env (Variable.def_type ctxt pattern) more_types; 
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

464 
val sorts = append_env (Variable.def_sort ctxt) more_sorts; 
20163  465 
val used = fold Name.declare more_used (Variable.names_of ctxt); 
14174
f3cafd2929d5
Methods rule_tac etc support static (Isar) contexts.
ballarin
parents:
13629
diff
changeset

466 
in 
18857  467 
(read (pp ctxt) (syn_of ctxt) ctxt (types, sorts, used) s 
18678  468 
handle TERM (msg, _) => error msg) 
14720
ceff6d4fb836
cleanup up read functions, include liberal versions;
wenzelm
parents:
14707
diff
changeset

469 
> app (intern_skolem ctxt internal) 
19371  470 
> app (certify_consts ctxt) 
19001  471 
> app (if pattern then I else expand_binds ctxt schematic) 
18678  472 
> app (if pattern then prepare_dummies else reject_dummies) 
14720
ceff6d4fb836
cleanup up read functions, include liberal versions;
wenzelm
parents:
14707
diff
changeset

473 
end; 
ceff6d4fb836
cleanup up read functions, include liberal versions;
wenzelm
parents:
14707
diff
changeset

474 

16031
fbf3471214d6
moved everything related to thms_containing to find_theorems.ML;
wenzelm
parents:
15979
diff
changeset

475 
fun gen_read read app pattern schematic ctxt = 
fbf3471214d6
moved everything related to thms_containing to find_theorems.ML;
wenzelm
parents:
15979
diff
changeset

476 
gen_read' read app pattern schematic ctxt (K false) (K NONE) (K NONE) []; 
14720
ceff6d4fb836
cleanup up read functions, include liberal versions;
wenzelm
parents:
14707
diff
changeset

477 

10554  478 
in 
479 

16031
fbf3471214d6
moved everything related to thms_containing to find_theorems.ML;
wenzelm
parents:
15979
diff
changeset

480 
val read_termTs = gen_read' (read_def_termTs false) (apfst o map) false false; 
fbf3471214d6
moved everything related to thms_containing to find_theorems.ML;
wenzelm
parents:
15979
diff
changeset

481 
val read_termTs_schematic = gen_read' (read_def_termTs false) (apfst o map) false true; 
8096  482 

14720
ceff6d4fb836
cleanup up read functions, include liberal versions;
wenzelm
parents:
14707
diff
changeset

483 
fun read_term_pats T ctxt = 
16031
fbf3471214d6
moved everything related to thms_containing to find_theorems.ML;
wenzelm
parents:
15979
diff
changeset

484 
#1 o gen_read (read_def_termTs false) (apfst o map) true false ctxt o map (rpair T); 
8096  485 
val read_prop_pats = read_term_pats propT; 
486 

18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

487 
fun read_term_legacy ctxt = 
16458  488 
gen_read' (read_term_thy true) I false false ctxt (K true) (K NONE) (K NONE) []; 
14720
ceff6d4fb836
cleanup up read functions, include liberal versions;
wenzelm
parents:
14707
diff
changeset

489 

19143  490 
val read_term = gen_read (read_term_thy true) I false false; 
491 
val read_prop = gen_read (read_prop_thy true) I false false; 

492 
val read_prop_schematic = gen_read (read_prop_thy true) I false true; 

493 
val read_terms = gen_read (read_terms_thy true) map false false; 

494 
fun read_props schematic = gen_read (read_props_thy true) map false schematic; 

5819  495 

10554  496 
end; 
497 

5819  498 

499 
(* certify terms *) 

500 

10554  501 
local 
502 

18971  503 
fun gen_cert prop pattern schematic ctxt t = t 
19371  504 
> certify_consts ctxt 
19001  505 
> (if pattern then I else expand_binds ctxt schematic) 
19371  506 
> (fn t' => #1 (Sign.certify' false prop (pp ctxt) (consts_of ctxt) (theory_of ctxt) t') 
18678  507 
handle TYPE (msg, _, _) => error msg 
508 
 TERM (msg, _) => error msg); 

16501  509 

10554  510 
in 
8096  511 

18971  512 
val cert_term = gen_cert false false false; 
513 
val cert_prop = gen_cert true false false; 

514 
val cert_props = map oo gen_cert true false; 

10554  515 

18971  516 
fun cert_term_pats _ = map o gen_cert false true false; 
517 
val cert_prop_pats = map o gen_cert true true false; 

10554  518 

519 
end; 

5819  520 

521 

18770  522 
(* inferred types of parameters *) 
523 

524 
fun infer_type ctxt x = 

525 
(case try (fn () => 

19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

526 
Sign.infer_types (pp ctxt) (theory_of ctxt) (consts_of ctxt) (Variable.def_type ctxt false) 
20163  527 
(Variable.def_sort ctxt) (Variable.names_of ctxt) true 
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

528 
([Free (x, dummyT)], TypeInfer.logicT)) () of 
18770  529 
SOME (Free (_, T), _) => T 
530 
 _ => error ("Failed to infer type of fixed variable " ^ quote x)); 

531 

532 
fun inferred_param x ctxt = 

18619  533 
let val T = infer_type ctxt x 
20163  534 
in ((x, T), ctxt > Variable.declare_term (Free (x, T))) end; 
18619  535 

18770  536 
fun inferred_fixes ctxt = 
20086
94ca946fb689
adapted to more efficient Name/Variable implementation;
wenzelm
parents:
20049
diff
changeset

537 
fold_map inferred_param (rev (map #2 (Variable.fixes_of ctxt))) ctxt; 
5819  538 

539 

15703  540 
(* type and constant names *) 
541 

542 
fun read_tyname ctxt c = 

20163  543 
if Syntax.is_tid c then 
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

544 
TFree (c, the_default (Sign.defaultS (theory_of ctxt)) (Variable.def_sort ctxt (c, ~1))) 
16458  545 
else Sign.read_tyname (theory_of ctxt) c; 
15703  546 

547 
fun read_const ctxt c = 

548 
(case lookup_skolem ctxt c of 

549 
SOME c' => Free (c', dummyT) 

18971  550 
 NONE => Consts.read_const (consts_of ctxt) c); 
15703  551 

552 

9553  553 

554 
(** export theorems **) 

8616
90d2fed59be1
support HindleyMilner polymorphisms in binds and facts;
wenzelm
parents:
8462
diff
changeset

555 

20310  556 
fun common_export is_goal inner outer = 
557 
map (Assumption.export is_goal inner outer) #> 

558 
Variable.export inner outer; 

8616
90d2fed59be1
support HindleyMilner polymorphisms in binds and facts;
wenzelm
parents:
8462
diff
changeset

559 

20310  560 
val goal_export = common_export true; 
561 
val export = common_export false; 

12704  562 

19847  563 
fun export_standard inner outer = 
19916
3bbb9cc5d4f1
export: simultaneous facts, refer to Variable.export;
wenzelm
parents:
19897
diff
changeset

564 
export inner outer #> map Drule.local_standard; 
7925  565 

5819  566 

15758
07e382399a96
binds/thms: do not store options, but delete from table;
wenzelm
parents:
15750
diff
changeset

567 

5819  568 
(** bindings **) 
569 

8096  570 
(* simult_matches *) 
571 

19867  572 
fun simult_matches ctxt (t, pats) = 
573 
(case Seq.pull (Unify.matchers (theory_of ctxt) (map (rpair t) pats)) of 

574 
NONE => error "Pattern match failed!" 

575 
 SOME (env, _) => map (apsnd snd) (Envir.alist_of env)); 

8096  576 

577 

578 
(* add_binds(_i) *) 

5819  579 

7925  580 
local 
581 

16031
fbf3471214d6
moved everything related to thms_containing to find_theorems.ML;
wenzelm
parents:
15979
diff
changeset

582 
fun gen_bind prep (xi as (x, _), raw_t) ctxt = 
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

583 
ctxt > Variable.add_binds [(xi, Option.map (prep ctxt) raw_t)]; 
5819  584 

10810  585 
in 
586 

20330  587 
fun drop_schematic (b as (xi, SOME t)) = if Term.exists_subterm is_Var t then (xi, NONE) else b 
10554  588 
 drop_schematic b = b; 
589 

16031
fbf3471214d6
moved everything related to thms_containing to find_theorems.ML;
wenzelm
parents:
15979
diff
changeset

590 
val add_binds = fold (gen_bind read_term); 
fbf3471214d6
moved everything related to thms_containing to find_theorems.ML;
wenzelm
parents:
15979
diff
changeset

591 
val add_binds_i = fold (gen_bind cert_term); 
8616
90d2fed59be1
support HindleyMilner polymorphisms in binds and facts;
wenzelm
parents:
8462
diff
changeset

592 

16458  593 
fun auto_bind f ts ctxt = ctxt > add_binds_i (map drop_schematic (f (theory_of ctxt) ts)); 
12147  594 
val auto_bind_goal = auto_bind AutoBind.goal; 
595 
val auto_bind_facts = auto_bind AutoBind.facts; 

7925  596 

597 
end; 

5819  598 

599 

8096  600 
(* match_bind(_i) *) 
5819  601 

8096  602 
local 
603 

17860
b4cf247ea0d2
note_thmss, read/cert_vars etc.: natural argument order;
wenzelm
parents:
17756
diff
changeset

604 
fun prep_bind prep_pats (raw_pats, t) ctxt = 
5819  605 
let 
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

606 
val ctxt' = Variable.declare_term t ctxt; 
19585  607 
val pats = prep_pats (Term.fastype_of t) ctxt' raw_pats; 
608 
val binds = simult_matches ctxt' (t, pats); 

17860
b4cf247ea0d2
note_thmss, read/cert_vars etc.: natural argument order;
wenzelm
parents:
17756
diff
changeset

609 
in (binds, ctxt') end; 
7670  610 

10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous typeinference);
wenzelm
parents:
10381
diff
changeset

611 
fun gen_binds prep_terms prep_pats gen raw_binds ctxt = 
8616
90d2fed59be1
support HindleyMilner polymorphisms in binds and facts;
wenzelm
parents:
8462
diff
changeset

612 
let 
10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous typeinference);
wenzelm
parents:
10381
diff
changeset

613 
val ts = prep_terms ctxt (map snd raw_binds); 
17860
b4cf247ea0d2
note_thmss, read/cert_vars etc.: natural argument order;
wenzelm
parents:
17756
diff
changeset

614 
val (binds, ctxt') = 
19482
9f11af8f7ef9
tuned basic list operators (flat, maps, map_filter);
wenzelm
parents:
19422
diff
changeset

615 
apfst flat (fold_map (prep_bind prep_pats) (map fst raw_binds ~~ ts) ctxt); 
8616
90d2fed59be1
support HindleyMilner polymorphisms in binds and facts;
wenzelm
parents:
8462
diff
changeset

616 
val binds' = 
19916
3bbb9cc5d4f1
export: simultaneous facts, refer to Variable.export;
wenzelm
parents:
19897
diff
changeset

617 
if gen then map #1 binds ~~ Variable.exportT_terms ctxt' ctxt (map #2 binds) 
8616
90d2fed59be1
support HindleyMilner polymorphisms in binds and facts;
wenzelm
parents:
8462
diff
changeset

618 
else binds; 
15531  619 
val binds'' = map (apsnd SOME) binds'; 
18310  620 
val ctxt'' = 
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

621 
tap (Variable.warn_extra_tfrees ctxt) 
18310  622 
(if gen then 
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

623 
ctxt (*sic!*) > fold Variable.declare_term (map #2 binds') > add_binds_i binds'' 
18310  624 
else ctxt' > add_binds_i binds''); 
625 
in (ts, ctxt'') end; 

8096  626 

627 
in 

5935  628 

10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous typeinference);
wenzelm
parents:
10381
diff
changeset

629 
val match_bind = gen_binds read_terms read_term_pats; 
4aa6f8b5cdc4
added read_terms, read_props (simulataneous typeinference);
wenzelm
parents:
10381
diff
changeset

630 
val match_bind_i = gen_binds (map o cert_term) cert_term_pats; 
8096  631 

632 
end; 

5935  633 

634 

10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous typeinference);
wenzelm
parents:
10381
diff
changeset

635 
(* propositions with patterns *) 
5935  636 

10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous typeinference);
wenzelm
parents:
10381
diff
changeset

637 
local 
8096  638 

10554  639 
fun prep_propp schematic prep_props prep_pats (context, args) = 
10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous typeinference);
wenzelm
parents:
10381
diff
changeset

640 
let 
19585  641 
fun prep (_, raw_pats) (ctxt, prop :: props) = 
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

642 
let val ctxt' = Variable.declare_term prop ctxt 
19585  643 
in ((prop, prep_pats ctxt' raw_pats), (ctxt', props)) end 
17860
b4cf247ea0d2
note_thmss, read/cert_vars etc.: natural argument order;
wenzelm
parents:
17756
diff
changeset

644 
 prep _ _ = sys_error "prep_propp"; 
b4cf247ea0d2
note_thmss, read/cert_vars etc.: natural argument order;
wenzelm
parents:
17756
diff
changeset

645 
val (propp, (context', _)) = (fold_map o fold_map) prep args 
19482
9f11af8f7ef9
tuned basic list operators (flat, maps, map_filter);
wenzelm
parents:
19422
diff
changeset

646 
(context, prep_props schematic context (maps (map fst) args)); 
10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous typeinference);
wenzelm
parents:
10381
diff
changeset

647 
in (context', propp) end; 
5935  648 

10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous typeinference);
wenzelm
parents:
10381
diff
changeset

649 
fun gen_bind_propp prepp (ctxt, raw_args) = 
8096  650 
let 
10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous typeinference);
wenzelm
parents:
10381
diff
changeset

651 
val (ctxt', args) = prepp (ctxt, raw_args); 
19585  652 
val binds = flat (flat (map (map (simult_matches ctxt')) args)); 
10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous typeinference);
wenzelm
parents:
10381
diff
changeset

653 
val propss = map (map #1) args; 
8616
90d2fed59be1
support HindleyMilner polymorphisms in binds and facts;
wenzelm
parents:
8462
diff
changeset

654 

10554  655 
(*generalize result: context evaluated now, binds added later*) 
19916
3bbb9cc5d4f1
export: simultaneous facts, refer to Variable.export;
wenzelm
parents:
19897
diff
changeset

656 
val gen = Variable.exportT_terms ctxt' ctxt; 
15531  657 
fun gen_binds c = c > add_binds_i (map #1 binds ~~ map SOME (gen (map #2 binds))); 
658 
in (ctxt' > add_binds_i (map (apsnd SOME) binds), (propss, gen_binds)) end; 

8096  659 

10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous typeinference);
wenzelm
parents:
10381
diff
changeset

660 
in 
4aa6f8b5cdc4
added read_terms, read_props (simulataneous typeinference);
wenzelm
parents:
10381
diff
changeset

661 

11925  662 
val read_propp = prep_propp false read_props read_prop_pats; 
663 
val cert_propp = prep_propp false cert_props cert_prop_pats; 

10554  664 
val read_propp_schematic = prep_propp true read_props read_prop_pats; 
665 
val cert_propp_schematic = prep_propp true cert_props cert_prop_pats; 

666 

11925  667 
val bind_propp = gen_bind_propp read_propp; 
668 
val bind_propp_i = gen_bind_propp cert_propp; 

669 
val bind_propp_schematic = gen_bind_propp read_propp_schematic; 

10554  670 
val bind_propp_schematic_i = gen_bind_propp cert_propp_schematic; 
6789  671 

10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous typeinference);
wenzelm
parents:
10381
diff
changeset

672 
end; 
4aa6f8b5cdc4
added read_terms, read_props (simulataneous typeinference);
wenzelm
parents:
10381
diff
changeset

673 

6789  674 

5819  675 

676 
(** theorems **) 

677 

18042  678 
(* fact_tac *) 
679 

18122  680 
fun comp_incr_tac [] _ st = no_tac st 
681 
 comp_incr_tac (th :: ths) i st = 

682 
(Goal.compose_hhf_tac (Drule.incr_indexes st th) i APPEND comp_incr_tac ths i) st; 

18042  683 

18122  684 
fun fact_tac facts = Tactic.norm_hhf_tac THEN' comp_incr_tac facts; 
685 

686 
fun some_fact_tac ctxt = SUBGOAL (fn (goal, i) => 

18042  687 
let 
19001  688 
val index = fact_index_of ctxt; 
18042  689 
val facts = FactIndex.could_unify index (Term.strip_all_body goal); 
690 
in fact_tac facts i end); 

691 

692 

6091  693 
(* get_thm(s) *) 
5819  694 

18042  695 
fun retrieve_thms _ pick ctxt (Fact s) = 
16501  696 
let 
20049  697 
val th = Goal.prove ctxt [] [] (read_prop ctxt s) (K (ALLGOALS (some_fact_tac ctxt))) 
18678  698 
handle ERROR msg => cat_error msg "Failed to retrieve literal fact."; 
18042  699 
in pick "" [th] end 
700 
 retrieve_thms from_thy pick ctxt xthmref = 

701 
let 

702 
val thy = theory_of ctxt; 

19001  703 
val (space, tab) = #1 (thms_of ctxt); 
16501  704 
val thmref = PureThy.map_name_of_thmref (NameSpace.intern space) xthmref; 
705 
val name = PureThy.name_of_thmref thmref; 

706 
in 

17412  707 
(case Symtab.lookup tab name of 
16540  708 
SOME ths => map (Thm.transfer thy) (PureThy.select_thm thmref ths) 
709 
 NONE => from_thy thy xthmref) > pick name 

18042  710 
end; 
5819  711 

9566  712 
val get_thm = retrieve_thms PureThy.get_thms PureThy.single_thm; 
713 
val get_thm_closure = retrieve_thms PureThy.get_thms_closure PureThy.single_thm; 

714 
val get_thms = retrieve_thms PureThy.get_thms (K I); 

715 
val get_thms_closure = retrieve_thms PureThy.get_thms_closure (K I); 

5819  716 

717 

16031
fbf3471214d6
moved everything related to thms_containing to find_theorems.ML;
wenzelm
parents:
15979
diff
changeset

718 
(* valid_thms *) 
fbf3471214d6
moved everything related to thms_containing to find_theorems.ML;
wenzelm
parents:
15979
diff
changeset

719 

fbf3471214d6
moved everything related to thms_containing to find_theorems.ML;
wenzelm
parents:
15979
diff
changeset

720 
fun valid_thms ctxt (name, ths) = 
18678  721 
(case try (fn () => get_thms ctxt (Name name)) () of 
16031
fbf3471214d6
moved everything related to thms_containing to find_theorems.ML;
wenzelm
parents:
15979
diff
changeset

722 
NONE => false 
16147  723 
 SOME ths' => Thm.eq_thms (ths, ths')); 
16031
fbf3471214d6
moved everything related to thms_containing to find_theorems.ML;
wenzelm
parents:
15979
diff
changeset

724 

fbf3471214d6
moved everything related to thms_containing to find_theorems.ML;
wenzelm
parents:
15979
diff
changeset

725 

fbf3471214d6
moved everything related to thms_containing to find_theorems.ML;
wenzelm
parents:
15979
diff
changeset

726 
(* lthms_containing *) 
fbf3471214d6
moved everything related to thms_containing to find_theorems.ML;
wenzelm
parents:
15979
diff
changeset

727 

fbf3471214d6
moved everything related to thms_containing to find_theorems.ML;
wenzelm
parents:
15979
diff
changeset

728 
fun lthms_containing ctxt spec = 
fbf3471214d6
moved everything related to thms_containing to find_theorems.ML;
wenzelm
parents:
15979
diff
changeset

729 
FactIndex.find (fact_index_of ctxt) spec 
18043  730 
> map ((not o valid_thms ctxt) ? apfst (fn name => 
18042  731 
NameSpace.hidden (if name = "" then "unnamed" else name))); 
16031
fbf3471214d6
moved everything related to thms_containing to find_theorems.ML;
wenzelm
parents:
15979
diff
changeset

732 

fbf3471214d6
moved everything related to thms_containing to find_theorems.ML;
wenzelm
parents:
15979
diff
changeset

733 

13425
119ae829ad9b
support for split assumptions in cases (hyps vs. prems);
wenzelm
parents:
13415
diff
changeset

734 
(* name space operations *) 
12309
03e9287be350
name space for local thms (export cond_extern, qualified);
wenzelm
parents:
12291
diff
changeset

735 

19062
0fd52e819c24
replaced qualified_force_prefix to sticky_prefix;
wenzelm
parents:
19033
diff
changeset

736 
val no_base_names = map_naming NameSpace.no_base_names; 
16147  737 
val qualified_names = map_naming NameSpace.qualified_names; 
19062
0fd52e819c24
replaced qualified_force_prefix to sticky_prefix;
wenzelm
parents:
19033
diff
changeset

738 
val sticky_prefix = map_naming o NameSpace.sticky_prefix; 
0fd52e819c24
replaced qualified_force_prefix to sticky_prefix;
wenzelm
parents:
19033
diff
changeset

739 
val restore_naming = map_naming o K o naming_of; 
12309
03e9287be350
name space for local thms (export cond_extern, qualified);
wenzelm
parents:
12291
diff
changeset

740 

19001  741 
fun hide_thms fully names = map_thms (fn ((space, tab), index) => 
742 
((fold (NameSpace.hide fully) names space, tab), index)); 

13425
119ae829ad9b
support for split assumptions in cases (hyps vs. prems);
wenzelm
parents:
13415
diff
changeset

743 

12309
03e9287be350
name space for local thms (export cond_extern, qualified);
wenzelm
parents:
12291
diff
changeset

744 

17360
fa1f262dbc4e
added add_view, export_view (supercedes adhoc view arguments);
wenzelm
parents:
17221
diff
changeset

745 
(* put_thms *) 
5819  746 

19079
9a7678a0736d
added put_thms_internal: local_naming, no fact index;
wenzelm
parents:
19062
diff
changeset

747 
fun put_thms _ ("", NONE) ctxt = ctxt 
19143  748 
 put_thms do_index ("", SOME ths) ctxt = ctxt > map_thms (fn (facts, index) => 
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

749 
let 
20163  750 
val index' = FactIndex.add_local do_index ("", ths) index; 
19001  751 
in (facts, index') end) 
19079
9a7678a0736d
added put_thms_internal: local_naming, no fact index;
wenzelm
parents:
19062
diff
changeset

752 
 put_thms _ (bname, NONE) ctxt = ctxt > map_thms (fn ((space, tab), index) => 
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

753 
let 
19387  754 
val name = full_name ctxt bname; 
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

755 
val tab' = Symtab.delete_safe name tab; 
19001  756 
in ((space, tab'), index) end) 
19079
9a7678a0736d
added put_thms_internal: local_naming, no fact index;
wenzelm
parents:
19062
diff
changeset

757 
 put_thms do_index (bname, SOME ths) ctxt = ctxt > map_thms (fn ((space, tab), index) => 
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

758 
let 
19387  759 
val name = full_name ctxt bname; 
19001  760 
val space' = NameSpace.declare (naming_of ctxt) name space; 
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

761 
val tab' = Symtab.update (name, ths) tab; 
20163  762 
val index' = FactIndex.add_local do_index (name, ths) index; 
19001  763 
in ((space', tab'), index') end); 
5819  764 

19079
9a7678a0736d
added put_thms_internal: local_naming, no fact index;
wenzelm
parents:
19062
diff
changeset

765 
fun put_thms_internal thms ctxt = 
9a7678a0736d
added put_thms_internal: local_naming, no fact index;
wenzelm
parents:
19062
diff
changeset

766 
ctxt > map_naming (K local_naming) > put_thms false thms > restore_naming ctxt; 
9a7678a0736d
added put_thms_internal: local_naming, no fact index;
wenzelm
parents:
19062
diff
changeset

767 

7606  768 

14564  769 
(* note_thmss *) 
5819  770 

12711  771 
local 
16147  772 

17860
b4cf247ea0d2
note_thmss, read/cert_vars etc.: natural argument order;
wenzelm
parents:
17756
diff
changeset

773 
fun gen_note_thmss get = fold_map (fn ((name, more_attrs), ths_attrs) => fn ctxt => 
5819  774 
let 
17360
fa1f262dbc4e
added add_view, export_view (supercedes adhoc view arguments);
wenzelm
parents:
17221
diff
changeset

775 
fun app (th, attrs) (ct, ths) = 
18728  776 
let val (ct', th') = foldl_map (Thm.proof_attributes (attrs @ more_attrs)) (ct, get ctxt th) 
12711  777 
in (ct', th' :: ths) end; 
17360
fa1f262dbc4e
added add_view, export_view (supercedes adhoc view arguments);
wenzelm
parents:
17221
diff
changeset

778 
val (ctxt', rev_thms) = fold app ths_attrs (ctxt, []); 
19482
9f11af8f7ef9
tuned basic list operators (flat, maps, map_filter);
wenzelm
parents:
19422
diff
changeset

779 
val thms = flat (rev rev_thms); 
19079
9a7678a0736d
added put_thms_internal: local_naming, no fact index;
wenzelm
parents:
19062
diff
changeset

780 
in ((name, thms), ctxt' > put_thms true (name, SOME thms)) end); 
12711  781 

782 
in 

783 

16147  784 
val note_thmss = gen_note_thmss get_thms; 
785 
val note_thmss_i = gen_note_thmss (K I); 

15696  786 

787 
val note_thmss_accesses = gen_note_thmss get_thms; 

788 
val note_thmss_accesses_i = gen_note_thmss (K I); 

12711  789 

790 
end; 

9196  791 

5819  792 

793 

18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

794 
(** parameters **) 
17360
fa1f262dbc4e
added add_view, export_view (supercedes adhoc view arguments);
wenzelm
parents:
17221
diff
changeset

795 

8096  796 
(* variables *) 
797 

19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

798 
fun declare_var (x, opt_T, mx) ctxt = 
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

799 
let val T = (case opt_T of SOME T => T  NONE => TypeInfer.mixfixT mx) 
20163  800 
in ((x, T, mx), ctxt > Variable.declare_constraints (Free (x, T))) end; 
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

801 

10381  802 
local 
803 

18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

804 
fun prep_vars prep_typ internal legacy = 
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

805 
fold_map (fn (raw_x, raw_T, raw_mx) => fn ctxt => 
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

806 
let 
19371  807 
val (x, mx) = Syntax.const_mixfix raw_x raw_mx; 
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

808 
val _ = 
18678  809 
if not legacy andalso not (Syntax.is_identifier (no_skolem internal x)) then 
810 
error ("Illegal variable name: " ^ quote x) 

18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

811 
else (); 
12504  812 

18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

813 
fun cond_tvars T = 
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

814 
if internal then T 
18678  815 
else Type.no_tvars T handle TYPE (msg, _, _) => error msg; 
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

816 
val opt_T = Option.map (cond_tvars o prep_typ ctxt) raw_T; 
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

817 
val var = (x, opt_T, mx); 
19001  818 
in (var, ctxt > declare_var var > #2) end); 
8096  819 

10381  820 
in 
821 

18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

822 
val read_vars = prep_vars read_typ false false; 
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

823 
val cert_vars = prep_vars cert_typ true false; 
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

824 
val read_vars_legacy = prep_vars read_typ true true; 
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

825 
val cert_vars_legacy = prep_vars cert_typ true true; 
8096  826 

10381  827 
end; 
828 

8096  829 

19681  830 
(* authentic constants *) 
19663  831 

832 
fun add_const_syntax prmode args ctxt = 

833 
ctxt > map_syntax 

834 
(LocalSyntax.add_modesyntax (theory_of ctxt) prmode 

835 
(map (pair false o Consts.syntax (consts_of ctxt)) args)); 

836 

19681  837 
fun context_const_ast_tr context [Syntax.Variable c] = 
838 
let 

839 
val consts = Context.cases Sign.consts_of consts_of context; 

840 
val c' = Consts.intern consts c; 

841 
val _ = Consts.constraint consts c' handle TYPE (msg, _, _) => error msg; 

842 
in Syntax.Constant (Syntax.constN ^ c') end 

843 
 context_const_ast_tr _ asts = raise Syntax.AST ("const_ast_tr", asts); 

844 

845 
val _ = Context.add_setup 

846 
(Sign.add_syntax 

847 
[("_context_const", "id => 'a", Delimfix "CONST _"), 

848 
("_context_const", "longid => 'a", Delimfix "CONST _")] #> 

849 
Sign.add_advanced_trfuns ([("_context_const", context_const_ast_tr)], [], [], [])); 

850 

19663  851 

19001  852 
(* abbreviations *) 
853 

19371  854 
val expand_abbrevs = map_consts o apsnd o Consts.expand_abbrevs; 
855 

19681  856 
fun add_abbrevs prmode = fold (fn ((raw_c, raw_mx), raw_t) => fn ctxt => 
19001  857 
let 
19663  858 
val ([(c, _, mx)], _) = cert_vars [(raw_c, NONE, raw_mx)] ctxt; 
19673
853f5a3cc06e
always preserve authentic consts  removed Syntax.mixfix_const;
wenzelm
parents:
19663
diff
changeset

859 
val c' = Syntax.constN ^ full_name ctxt c; 
20008
8d9d770e1f06
add_abbrevs/polymorphic: Variable.exportT_terms avoids overgeneralization;
wenzelm
parents:
19916
diff
changeset

860 
val t0 = cert_term (ctxt > expand_abbrevs false) raw_t; 
8d9d770e1f06
add_abbrevs/polymorphic: Variable.exportT_terms avoids overgeneralization;
wenzelm
parents:
19916
diff
changeset

861 
val [t] = Variable.exportT_terms (Variable.declare_term t0 ctxt) ctxt [t0]; 
19019  862 
val T = Term.fastype_of t; 
19001  863 
val _ = 
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

864 
if null (Variable.hidden_polymorphism t T) then () 
19001  865 
else error ("Extra type variables on rhs of abbreviation: " ^ quote c); 
866 
in 

867 
ctxt 

19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

868 
> Variable.declare_term t 
19673
853f5a3cc06e
always preserve authentic consts  removed Syntax.mixfix_const;
wenzelm
parents:
19663
diff
changeset

869 
> map_consts (apsnd 
19681  870 
(Consts.abbreviate (pp ctxt) (tsig_of ctxt) (naming_of ctxt) (#1 prmode) ((c, t), true))) 
19663  871 
> map_syntax (LocalSyntax.add_modesyntax (theory_of ctxt) prmode [(false, (c', T, mx))]) 
19001  872 
end); 
873 

874 

18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

875 
(* fixes *) 
5819  876 

8096  877 
local 
878 

19001  879 
fun prep_mixfix (x, T, mx) = 
19019  880 
if mx <> NoSyn andalso mx <> Structure andalso 
20086
94ca946fb689
adapted to more efficient Name/Variable implementation;
wenzelm
parents:
20049
diff
changeset

881 
(can Name.dest_internal x orelse can Name.dest_skolem x) then 
19001  882 
error ("Illegal mixfix syntax for internal/skolem constant " ^ quote x) 
883 
else (true, (x, T, mx)); 

884 

18844  885 
fun gen_fixes prep raw_vars ctxt = 
8096  886 
let 
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

887 
val (vars, ctxt') = prep raw_vars ctxt; 
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

888 
val (xs', ctxt'') = Variable.add_fixes (map #1 vars) ctxt'; 
8096  889 
in 
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

890 
ctxt'' 
19001  891 
> fold_map declare_var (map2 (fn x' => fn (_, T, mx) => (x', T, mx)) xs' vars) 
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

892 
> (map_syntax o LocalSyntax.add_syntax (theory_of ctxt) o map prep_mixfix) 
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

893 
> pair xs' 
8096  894 
end; 
5819  895 

8096  896 
in 
7679  897 

18844  898 
val add_fixes = gen_fixes read_vars; 
899 
val add_fixes_i = gen_fixes cert_vars; 

900 
val add_fixes_legacy = gen_fixes cert_vars_legacy; 

8096  901 

902 
end; 

5819  903 

18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

904 

ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

905 
(* fixes vs. frees *) 
12016  906 

18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

907 
fun auto_fixes (arg as (ctxt, (propss, x))) = 
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

908 
if Variable.is_body ctxt then arg 
20244
89a407400874
replaced extern_skolem by slightly more simplistic revert_skolems;
wenzelm
parents:
20234
diff
changeset

909 
else ((fold o fold) Variable.fix_frees propss ctxt, (propss, x)); 
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

910 

ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

911 
fun bind_fixes xs ctxt = 
9291
23705d14be8f
"_i" arguments now expected to have skolems already internalized;
wenzelm
parents:
9274
diff
changeset

912 
let 
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

913 
val (_, ctxt') = ctxt > add_fixes_i (map (fn x => (x, NONE, NoSyn)) xs); 
9291
23705d14be8f
"_i" arguments now expected to have skolems already internalized;
wenzelm
parents:
9274
diff
changeset

914 
fun bind (t as Free (x, T)) = 
18340  915 
if member (op =) xs x then 
15531  916 
(case lookup_skolem ctxt' x of SOME x' => Free (x', T)  NONE => t) 
9291
23705d14be8f
"_i" arguments now expected to have skolems already internalized;
wenzelm
parents:
9274
diff
changeset

917 
else t 
23705d14be8f
"_i" arguments now expected to have skolems already internalized;
wenzelm
parents:
9274
diff
changeset

918 
 bind (t $ u) = bind t $ bind u 
23705d14be8f
"_i" arguments now expected to have skolems already internalized;
wenzelm
parents:
9274
diff
changeset

919 
 bind (Abs (x, T, t)) = Abs (x, T, bind t) 
23705d14be8f
"_i" arguments now expected to have skolems already internalized;
wenzelm
parents:
9274
diff
changeset

920 
 bind a = a; 
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

921 
in (bind, ctxt') end; 
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

922 

9291
23705d14be8f
"_i" arguments now expected to have skolems already internalized;
wenzelm
parents:
9274
diff
changeset

923 

23705d14be8f
"_i" arguments now expected to have skolems already internalized;
wenzelm
parents:
9274
diff
changeset

924 

18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

925 
(** assumptions **) 
18187  926 

20209  927 
local 
928 

929 
fun gen_assms prepp exp args ctxt = 

930 
let 

20234
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

931 
val cert = Thm.cterm_of (theory_of ctxt); 
20209  932 
val (propss, ctxt1) = swap (prepp (ctxt, map snd args)); 
20234
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

933 
val _ = Variable.warn_extra_tfrees ctxt ctxt1; 
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

934 
val (premss, ctxt2) = fold_burrow (Assumption.add_assms exp o map cert) propss ctxt1; 
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

935 
in 
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

936 
ctxt2 
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

937 
> auto_bind_facts (flat propss) 
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

938 
> put_thms_internal (AutoBind.premsN, SOME (Assumption.prems_of ctxt2)) 
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

939 
> note_thmss_i (map fst args ~~ map (map (fn th => ([th], []))) premss) 
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

940 
end; 
20209  941 

942 
in 

943 

944 
val add_assms = gen_assms (apsnd #1 o bind_propp); 

945 
val add_assms_i = gen_assms (apsnd #1 o bind_propp_i); 

946 

947 
end; 

948 

949 

5819  950 

8373
e7237c8fe29e
handling of local contexts: print_cases, get_case, add_cases;
wenzelm
parents:
8186
diff
changeset

951 
(** cases **) 
e7237c8fe29e
handling of local contexts: print_cases, get_case, add_cases;
wenzelm
parents:
8186
diff
changeset

952 

16147  953 
local 
954 

16668  955 
fun rem_case name = remove (fn (x: string, (y, _)) => x = y) name; 
16147  956 

18476  957 
fun add_case _ ("", _) cases = cases 
958 
 add_case _ (name, NONE) cases = rem_case name cases 

959 
 add_case is_proper (name, SOME c) cases = (name, (c, is_proper)) :: rem_case name cases; 

16147  960 

18678  961 
fun prep_case name fxs c = 
18609  962 
let 
963 
fun replace (opt_x :: xs) ((y, T) :: ys) = (the_default y opt_x, T) :: replace xs ys 

964 
 replace [] ys = ys 

18678  965 
 replace (_ :: _) [] = error ("Too many parameters for case " ^ quote name); 
18609  966 
val RuleCases.Case {fixes, assumes, binds, cases} = c; 
967 
val fixes' = replace fxs fixes; 

968 
val binds' = map drop_schematic binds; 

969 
in 

970 
if null (fold (Term.add_tvarsT o snd) fixes []) andalso 

971 
null (fold (fold Term.add_vars o snd) assumes []) then 

972 
RuleCases.Case {fixes = fixes', assumes = assumes, binds = binds', cases = cases} 

18678  973 
else error ("Illegal schematic variable(s) in case " ^ quote name) 
18609  974 
end; 
975 

18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

976 
fun fix (x, T) ctxt = 
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

977 
let 
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

978 
val (bind, ctxt') = bind_fixes [x] ctxt; 
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

979 
val t = bind (Free (x, T)); 
20163  980 
in (t, ctxt' > Variable.declare_constraints t) end; 
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

981 

16147  982 
in 
983 

18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

984 
fun add_cases is_proper = map_cases o fold (add_case is_proper); 
18609  985 

986 
fun case_result c ctxt = 

987 
let 

988 
val RuleCases.Case {fixes, ...} = c; 

18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

989 
val (ts, ctxt') = ctxt > fold_map fix fixes; 
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

990 
val RuleCases.Case {assumes, binds, cases, ...} = RuleCases.apply ts c; 
18609  991 
in 
992 
ctxt' 

18699
f3bfe81b6e58
case_result: drop_schematic, i.e. be permissive about illegal binds;
wenzelm
parents:
18678
diff
changeset

993 
> add_binds_i (map drop_schematic binds) 
18609  994 
> add_cases true (map (apsnd SOME) cases) 
995 
> pair (assumes, (binds, cases)) 

996 
end; 

997 

998 
val apply_case = apfst fst oo case_result; 

999 

16540  1000 
fun get_case ctxt name xs = 
17184  1001 
(case AList.lookup (op =) (cases_of ctxt) name of 
18678  1002 
NONE => error ("Unknown case: " ^ quote name) 
1003 
 SOME (c, _) => prep_case name xs c); 

8373
e7237c8fe29e
handling of local contexts: print_cases, get_case, add_cases;
wenzelm
parents:
8186
diff
changeset

1004 

16147  1005 
end; 
8373
e7237c8fe29e
handling of local contexts: print_cases, get_case, add_cases;
wenzelm
parents:
8186
diff
changeset

1006 

e7237c8fe29e
handling of local contexts: print_cases, get_case, add_cases;
wenzelm
parents:
8186
diff
changeset

1007 

e7237c8fe29e
handling of local contexts: print_cases, get_case, add_cases;
wenzelm
parents:
8186
diff
changeset

1008 

10810  1009 
(** print context information **) 
1010 

20310  1011 
val debug = ref false; 
1012 

10810  1013 
val verbose = ref false; 
1014 
fun verb f x = if ! verbose then f (x ()) else []; 

1015 

1016 
fun setmp_verbose f x = Library.setmp verbose true f x; 

1017 

1018 

12072
4281198fb8cd
local syntax: add_syntax, proper read/pretty functions;
wenzelm
parents:
12066
diff
changeset

1019 
(* local syntax *) 
4281198fb8cd
local syntax: add_syntax, proper read/pretty functions;
wenzelm
parents:
12066
diff
changeset

1020 

12093  1021 
val print_syntax = Syntax.print_syntax o syn_of; 
12072
4281198fb8cd
local syntax: add_syntax, proper read/pretty functions;
wenzelm
parents:
12066
diff
changeset

1022 

4281198fb8cd
local syntax: add_syntax, proper read/pretty functions;
wenzelm
parents:
12066
diff
changeset

1023 

18971  1024 
(* local consts *) 
1025 

1026 
fun pretty_consts ctxt = 

1027 
let 

19033
24e251657e56
consts: maintain thy version for efficient transfer;
wenzelm
parents:
19019
diff
changeset

1028 
val ((_, globals), (space, consts)) = 
24e251657e56
consts: maintain thy version for efficient transfer;
wenzelm
parents:
19019
diff
changeset

1029 
pairself (#constants o Consts.dest) (#consts (rep_context ctxt)); 
18971  1030 
fun local_abbrev (_, (_, NONE)) = I 
1031 
 local_abbrev (c, (T, SOME t)) = 

1032 
if Symtab.defined globals c then I else cons (c, Logic.mk_equals (Const (c, T), t)); 

1033 
val abbrevs = NameSpace.extern_table (space, Symtab.make (Symtab.fold local_abbrev consts [])); 

1034 
in 

1035 
if null abbrevs andalso not (! verbose) then [] 

19310  1036 
else [Pretty.big_list "abbreviations:" (map (pretty_term_no_abbrevs ctxt o #2) abbrevs)] 
18971  1037 
end; 
1038 

1039 

10810  1040 
(* term bindings *) 
1041 

16540  1042 
fun pretty_binds ctxt = 
10810  1043 
let 
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

1044 
val binds = Variable.binds_of ctxt; 
19310  1045 
fun prt_bind (xi, (T, t)) = pretty_term_no_abbrevs ctxt (Logic.mk_equals (Var (xi, T), t)); 
10810  1046 
in 
15758
07e382399a96
binds/thms: do not store options, but delete from table;
wenzelm
parents:
15750
diff
changeset

1047 
if Vartab.is_empty binds andalso not (! verbose) then [] 
07e382399a96
binds/thms: do not store options, but delete from table;
wenzelm
parents:
15750
diff
changeset

1048 
else [Pretty.big_list "term bindings:" (map prt_bind (Vartab.dest binds))] 
10810  1049 
end; 
1050 

1051 
val print_binds = Pretty.writeln o Pretty.chunks o pretty_binds; 

1052 

1053 

1054 
(* local theorems *) 

1055 

16540  1056 
fun pretty_lthms ctxt = 
20012  1057 
let 
1058 
val props = FactIndex.props (fact_index_of ctxt); 

1059 
val facts = 

1060 
(if null props then I else cons ("unnamed", props)) 

1061 
(NameSpace.extern_table (#1 (thms_of ctxt))); 

1062 
in 

1063 
if null facts andalso not (! verbose) then [] 

1064 
else [Pretty.big_list "facts:" (map (pretty_fact ctxt) facts)] 

1065 
end; 

10810  1066 

12057  1067 
val print_lthms = Pretty.writeln o Pretty.chunks o pretty_lthms; 
10810  1068 

1069 

1070 
(* local contexts *) 

1071 

16540  1072 
fun pretty_cases ctxt = 
10810  1073 
let 
12057  1074 
val prt_term = pretty_term ctxt; 
1075 

10810  1076 
fun prt_let (xi, t) = Pretty.block 
10818  1077 
[Pretty.quote (prt_term (Var (xi, Term.fastype_of t))), Pretty.str " =", Pretty.brk 1, 
10810  1078 
Pretty.quote (prt_term t)]; 
1079 

13425
119ae829ad9b
support for split assumptions in cases (hyps vs. prems);
wenzelm
parents:
13415
diff
changeset

1080 
fun prt_asm (a, ts) = Pretty.block (Pretty.breaks 
119ae829ad9b
support for split assumptions in cases (hyps vs. prems);
wenzelm
parents:
13415
diff
changeset

1081 
((if a = "" then [] else [Pretty.str (a ^ ":")]) @ map (Pretty.quote o prt_term) ts)); 
119ae829ad9b
support for split assumptions in cases (hyps vs. prems);
wenzelm
parents:
13415
diff
changeset

1082 

10810  1083 
fun prt_sect _ _ _ [] = [] 
1084 
 prt_sect s sep prt xs = [Pretty.block (Pretty.breaks (Pretty.str s :: 

19482
9f11af8f7ef9
tuned basic list operators (flat, maps, map_filter);
wenzelm
parents:
19422
diff
changeset

1085 
flat (Library.separate sep (map (Library.single o prt) xs))))]; 
10810  1086 

18609  1087 
fun prt_case (name, (fixes, (asms, (lets, cs)))) = Pretty.block (Pretty.fbreaks 
10810  1088 
(Pretty.str (name ^ ":") :: 
11915  1089 
prt_sect "fix" [] (Pretty.str o fst) fixes @ 
10810  1090 
prt_sect "let" [Pretty.str "and"] prt_let 
19482
9f11af8f7ef9
tuned basic list operators (flat, maps, map_filter);
wenzelm
parents:
19422
diff
changeset

1091 
(map_filter (fn (xi, SOME t) => SOME (xi, t)  _ => NONE) lets) @ 
13425
119ae829ad9b
support for split assumptions in cases (hyps vs. prems);
wenzelm
parents:
13415
diff
changeset

1092 
(if forall (null o #2) asms then [] 
18609  1093 
else prt_sect "assume" [Pretty.str "and"] prt_asm asms) @ 
1094 
prt_sect "subcases:" [] (Pretty.str o fst) cs)); 

16540  1095 

18476  1096 
fun add_case (_, (_, false)) = I 
18609  1097 
 add_case (name, (c as RuleCases.Case {fixes, ...}, true)) = 
1098 
cons (name, (fixes, #1 (case_result c ctxt))); 

18476  1099 
val cases = fold add_case (cases_of ctxt) []; 
10810  1100 
in 
1101 
if null cases andalso not (! verbose) then [] 

18476  1102 
else [Pretty.big_list "cases:" (map prt_case cases)] 
10810  1103 
end; 
1104 

1105 
val print_cases = Pretty.writeln o Pretty.chunks o pretty_cases; 

1106 

1107 

12057  1108 
(* core context *) 
10810  1109 

20367  1110 
val prems_limit = ref ~1; 
10810  1111 

18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

1112 
fun pretty_ctxt ctxt = 
20310  1113 
if ! prems_limit < 0 andalso not (! debug) then [] 
1114 
else 

1115 
let 

1116 
val prt_term = pretty_term ctxt; 

12057  1117 

20310  1118 
(*structures*) 
1119 
val structs = LocalSyntax.structs_of (syntax_of ctxt); 

1120 
val prt_structs = if null structs then [] 

1121 
else [Pretty.block (Pretty.str "structures:" :: Pretty.brk 1 :: 

1122 
Pretty.commas (map Pretty.str structs))]; 

12093  1123 

20310  1124 
(*fixes*) 
1125 
fun prt_fix (x, x') = 

1126 
if x = x' then Pretty.str x 

1127 
else Pretty.block [Pretty.str x, Pretty.str " =", Pretty.brk 1, prt_term (Syntax.free x')]; 

1128 
val fixes = 

1129 
rev (filter_out ((can Name.dest_internal orf member (op =) structs) o #1) 

1130 
(Variable.fixes_of ctxt)); 

1131 
val prt_fixes = if null fixes then [] 

1132 
else [Pretty.block (Pretty.str "fixed variables:" :: Pretty.brk 1 :: 

1133 
Pretty.commas (map prt_fix fixes))]; 

12057  1134 

20310  1135 
(*prems*) 
1136 
val prems = Assumption.prems_of ctxt; 

1137 
val len = length prems; 

20367  1138 
val suppressed = len  ! prems_limit; 
20310  1139 
val prt_prems = if null prems then [] 
20367  1140 
else [Pretty.big_list "prems:" ((if suppressed <= 0 then [] else [Pretty.str "..."]) @ 
1141 
map (pretty_thm ctxt) (Library.drop (suppressed, prems)))]; 

20310  1142 
in prt_structs @ prt_fixes @ prt_prems end; 
10810  1143 

1144 

1145 
(* main context *) 

1146 

16540  1147 
fun pretty_context ctxt = 
10810  1148 
let 
12057  1149 
val prt_term = pretty_term ctxt; 
1150 
val prt_typ = pretty_typ ctxt; 

1151 
val prt_sort = pretty_sort ctxt; 

10810  1152 

1153 
(*theory*) 

12057  1154 
val pretty_thy = Pretty.block 
17384  1155 
[Pretty.str "theory:", Pretty.brk 1, Context.pretty_thy (theory_of ctxt)]; 
10810  1156 

1157 
(*defaults*) 

1158 
fun prt_atom prt prtT (x, X) = Pretty.block 

1159 
[prt x, Pretty.str " ::", Pretty.brk 1, prtT X]; 

1160 

1161 
fun prt_var (x, ~1) = prt_term (Syntax.free x) 

1162 
 prt_var xi = prt_term (Syntax.var xi); 

1163 

1164 
fun prt_varT (x, ~1) = prt_typ (TFree (x, [])) 

1165 
 prt_varT xi = prt_typ (TVar (xi, [])); 

1166 

1167 
val prt_defT = prt_atom prt_var prt_typ; 

1168 
val prt_defS = prt_atom prt_varT prt_sort; 

16540  1169 

20163  1170 
val (types, sorts) = Variable.constraints_of ctxt; 
10810  1171 
in 
18609  1172 
verb single (K pretty_thy) @ 
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

1173 
pretty_ctxt ctxt @ 
18971  1174 
verb pretty_consts (K ctxt) @ 
10810  1175 
verb pretty_binds (K ctxt) @ 
12057  1176 
verb pretty_lthms (K ctxt) @ 
10810  1177 
verb pretty_cases (K ctxt) @ 
18609  1178 
verb single (fn () => Pretty.big_list "type constraints:" (map prt_defT (Vartab.dest types))) @ 
20163  1179 
verb single (fn () => Pretty.big_list "default sorts:" (map prt_defS (Vartab.dest sorts))) 
10810  1180 
end; 
1181 

5819  1182 
end; 