author | wenzelm |
Sun, 30 Sep 2018 11:58:59 +0200 | |
changeset 69086 | 2859dcdbc849 |
parent 69083 | 6f8ae6ddc26b |
child 69087 | 06017b2c4552 |
permissions | -rw-r--r-- |
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(* Title: Pure/Thy/export_theory.ML |
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Author: Makarius |
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Export foundational theory content and locale/class structure. |
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*) |
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signature EXPORT_THEORY = |
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sig |
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val setup_presentation: (Thy_Info.presentation_context -> theory -> unit) -> unit |
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val export_body: theory -> string -> XML.body -> unit |
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end; |
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structure Export_Theory: EXPORT_THEORY = |
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struct |
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(* approximative syntax *) |
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val get_syntax = Syntax.get_approx o Proof_Context.syn_of; |
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fun get_syntax_type ctxt = get_syntax ctxt o Lexicon.mark_type; |
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fun get_syntax_const ctxt = get_syntax ctxt o Lexicon.mark_const; |
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fun get_syntax_fixed ctxt = get_syntax ctxt o Lexicon.mark_fixed; |
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fun get_syntax_param ctxt loc x = |
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let val thy = Proof_Context.theory_of ctxt in |
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if Class.is_class thy loc then |
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(case AList.lookup (op =) (Class.these_params thy [loc]) x of |
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NONE => NONE |
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| SOME (_, (c, _)) => get_syntax_const ctxt c) |
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else get_syntax_fixed ctxt x |
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end; |
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val encode_syntax = |
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XML.Encode.variant |
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[fn NONE => ([], []), |
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fn SOME (Syntax.Prefix delim) => ([delim], []), |
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fn SOME (Syntax.Infix {assoc, delim, pri}) => |
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let |
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val ass = |
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(case assoc of |
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Printer.No_Assoc => 0 |
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| Printer.Left_Assoc => 1 |
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| Printer.Right_Assoc => 2); |
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open XML.Encode Term_XML.Encode; |
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in ([], triple int string int (ass, delim, pri)) end]; |
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(* standardization of variables: only frees and named bounds *) |
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local |
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fun declare_names (Abs (_, _, b)) = declare_names b |
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| declare_names (t $ u) = declare_names t #> declare_names u |
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| declare_names (Const (c, _)) = Name.declare (Long_Name.base_name c) |
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| declare_names (Free (x, _)) = Name.declare x |
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| declare_names _ = I; |
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fun variant_abs bs (Abs (x, T, t)) = |
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let |
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val names = fold Name.declare bs (declare_names t Name.context); |
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val x' = #1 (Name.variant x names); |
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val t' = variant_abs (x' :: bs) t; |
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in Abs (x', T, t') end |
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| variant_abs bs (t $ u) = variant_abs bs t $ variant_abs bs u |
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| variant_abs _ t = t; |
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in |
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fun standard_vars used = |
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let |
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fun zero_var_indexes tm = |
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Term_Subst.instantiate (Term_Subst.zero_var_indexes_inst used [tm]) tm; |
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fun unvarifyT ty = ty |> Term.map_atyps |
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(fn TVar ((a, _), S) => TFree (a, S) |
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| T as TFree (a, _) => |
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if Name.is_declared used a then T |
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else raise TYPE (Logic.bad_fixed a, [ty], [])); |
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fun unvarify tm = tm |> Term.map_aterms |
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(fn Var ((x, _), T) => Free (x, T) |
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| t as Free (x, _) => |
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if Name.is_declared used x then t |
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else raise TERM (Logic.bad_fixed x, [tm]) |
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| t => t); |
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in zero_var_indexes #> map_types unvarifyT #> unvarify #> variant_abs [] end; |
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val standard_vars_global = standard_vars Name.context; |
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end; |
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(* free variables: not declared in the context *) |
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val is_free = not oo Name.is_declared; |
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fun add_frees used = |
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fold_aterms (fn Free (x, T) => is_free used x ? insert (op =) (x, T) | _ => I); |
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fun add_tfrees used = |
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(fold_types o fold_atyps) (fn TFree (a, S) => is_free used a ? insert (op =) (a, S) | _ => I); |
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|
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(* locale content *) |
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fun locale_content thy loc = |
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let |
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val ctxt = Locale.init loc thy; |
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val args = |
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Locale.params_of thy loc |
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|> map (fn ((x, T), _) => ((x, T), get_syntax_param ctxt loc x)); |
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val axioms = |
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let |
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val (asm, defs) = Locale.specification_of thy loc; |
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val cprops = map (Thm.cterm_of ctxt) (the_list asm @ defs); |
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val (intro1, intro2) = Locale.intros_of thy loc; |
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val intros_tac = Method.try_intros_tac ctxt (the_list intro1 @ the_list intro2) []; |
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val res = |
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Goal.init (Conjunction.mk_conjunction_balanced cprops) |
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|> (ALLGOALS Goal.conjunction_tac THEN intros_tac) |
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|> try Seq.hd; |
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in |
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(case res of |
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SOME goal => Thm.prems_of goal |
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| NONE => raise Fail ("Cannot unfold locale " ^ quote loc)) |
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end; |
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val typargs = rev (fold Term.add_tfrees (map (Free o #1) args @ axioms) []); |
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in {typargs = typargs, args = args, axioms = axioms} end; |
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fun locale_dependency_subst thy (dep: Locale.locale_dependency) = |
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let |
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val (type_params, params) = Locale.parameters_of thy (#source dep); |
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val typargs = fold (Term.add_tfreesT o #2 o #1) params type_params; |
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val substT = |
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typargs |> map_filter (fn v => |
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let |
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val T = TFree v; |
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val T' = Morphism.typ (#morphism dep) T; |
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in if T = T' then NONE else SOME (v, T') end); |
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val subst = |
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params |> map_filter (fn (v, _) => |
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let |
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val t = Free v; |
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val t' = Morphism.term (#morphism dep) t; |
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in if t aconv t' then NONE else SOME (v, t') end); |
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in (substT, subst) end; |
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|
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|
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(* general setup *) |
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|
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fun setup_presentation f = |
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Theory.setup (Thy_Info.add_presentation (fn context => fn thy => |
|
153 |
if Options.bool (#options context) "export_theory" then f context thy else ())); |
|
68154 | 154 |
|
68201 | 155 |
fun export_body thy name body = |
68230 | 156 |
Export.export thy ("theory/" ^ name) (Buffer.chunks (YXML.buffer_body body Buffer.empty)); |
68165 | 157 |
|
68154 | 158 |
|
68201 | 159 |
(* presentation *) |
160 |
||
161 |
val _ = setup_presentation (fn {adjust_pos, ...} => fn thy => |
|
162 |
let |
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163 |
val parents = Theory.parents_of thy; |
68264 | 164 |
val rep_tsig = Type.rep_tsig (Sign.tsig_of thy); |
165 |
||
69003 | 166 |
val thy_ctxt = Proof_Context.init_global thy; |
68997 | 167 |
|
68264 | 168 |
|
68201 | 169 |
(* entities *) |
68154 | 170 |
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171 |
fun make_entity_markup name xname pos serial = |
68201 | 172 |
let |
173 |
val props = |
|
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Position.offset_properties_of (adjust_pos pos) @ |
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Position.id_properties_of pos @ |
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176 |
Markup.serial_properties serial; |
68997 | 177 |
in (Markup.entityN, (Markup.nameN, name) :: (Markup.xnameN, xname) :: props) end; |
68154 | 178 |
|
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179 |
fun entity_markup space name = |
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180 |
let |
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val xname = Name_Space.extern_shortest thy_ctxt space name; |
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val {serial, pos, ...} = Name_Space.the_entry space name; |
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|
183 |
in make_entity_markup name xname pos serial end; |
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|
184 |
|
68201 | 185 |
fun export_entities export_name export get_space decls = |
186 |
let val elems = |
|
187 |
let |
|
68206 | 188 |
val parent_spaces = map get_space parents; |
68201 | 189 |
val space = get_space thy; |
190 |
in |
|
191 |
(decls, []) |-> fold (fn (name, decl) => |
|
192 |
if exists (fn space => Name_Space.declared space name) parent_spaces then I |
|
193 |
else |
|
194 |
(case export name decl of |
|
195 |
NONE => I |
|
68724 | 196 |
| SOME body => |
197 |
cons (#serial (Name_Space.the_entry space name), |
|
198 |
XML.Elem (entity_markup space name, body)))) |
|
199 |
|> sort (int_ord o apply2 #1) |> map #2 |
|
68201 | 200 |
end; |
201 |
in if null elems then () else export_body thy export_name elems end; |
|
68165 | 202 |
|
203 |
||
68201 | 204 |
(* types *) |
68165 | 205 |
|
68201 | 206 |
val encode_type = |
207 |
let open XML.Encode Term_XML.Encode |
|
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208 |
in triple encode_syntax (list string) (option typ) end; |
68165 | 209 |
|
69003 | 210 |
fun export_type c (Type.LogicalType n) = |
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SOME (encode_type (get_syntax_type thy_ctxt c, Name.invent Name.context Name.aT n, NONE)) |
69003 | 212 |
| export_type c (Type.Abbreviation (args, U, false)) = |
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SOME (encode_type (get_syntax_type thy_ctxt c, args, SOME U)) |
69003 | 214 |
| export_type _ _ = NONE; |
68165 | 215 |
|
68201 | 216 |
val _ = |
69003 | 217 |
export_entities "types" export_type Sign.type_space |
68264 | 218 |
(Name_Space.dest_table (#types rep_tsig)); |
68201 | 219 |
|
68173 | 220 |
|
68201 | 221 |
(* consts *) |
222 |
||
223 |
val encode_const = |
|
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224 |
let open XML.Encode Term_XML.Encode |
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225 |
in pair encode_syntax (pair (list string) (pair typ (option term))) end; |
68165 | 226 |
|
68201 | 227 |
fun export_const c (T, abbrev) = |
228 |
let |
|
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229 |
val syntax = get_syntax_const thy_ctxt c; |
68201 | 230 |
val T' = T |> Logic.unvarifyT_global |> Type.strip_sorts; |
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val abbrev' = abbrev |> Option.map (standard_vars_global #> map_types Type.strip_sorts); |
68201 | 232 |
val args = map (#1 o dest_TFree) (Consts.typargs (Sign.consts_of thy) (c, T')); |
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233 |
in encode_const (syntax, (args, (T', abbrev'))) end; |
68165 | 234 |
|
68201 | 235 |
val _ = |
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|
236 |
export_entities "consts" (SOME oo export_const) Sign.const_space |
68201 | 237 |
(#constants (Consts.dest (Sign.consts_of thy))); |
238 |
||
68208 | 239 |
|
68232 | 240 |
(* axioms and facts *) |
68208 | 241 |
|
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|
242 |
fun prop_of raw_thm = |
68727 | 243 |
let |
244 |
val thm = raw_thm |
|
245 |
|> Thm.transfer thy |
|
246 |
|> Thm.check_hyps (Context.Theory thy) |
|
247 |
|> Thm.strip_shyps; |
|
248 |
val prop = thm |
|
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|
249 |
|> Thm.full_prop_of; |
68727 | 250 |
in (Thm.extra_shyps thm, prop) end; |
68539 | 251 |
|
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changeset
|
252 |
fun encode_prop used (Ss, raw_prop) = |
68208 | 253 |
let |
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|
254 |
val prop = standard_vars used raw_prop; |
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changeset
|
255 |
val args = rev (add_frees used prop []); |
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changeset
|
256 |
val typargs = rev (add_tfrees used prop []); |
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|
257 |
val used' = fold (Name.declare o #1) typargs used; |
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|
258 |
val sorts = Name.invent used' Name.aT (length Ss) ~~ Ss; |
68726 | 259 |
in |
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|
260 |
(sorts @ typargs, args, prop) |> |
68727 | 261 |
let open XML.Encode Term_XML.Encode |
262 |
in triple (list (pair string sort)) (list (pair string typ)) term end |
|
68726 | 263 |
end; |
68208 | 264 |
|
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parents:
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diff
changeset
|
265 |
fun encode_axiom used t = encode_prop used ([], t); |
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changeset
|
266 |
|
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|
267 |
val encode_fact_single = encode_prop Name.context o prop_of; |
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diff
changeset
|
268 |
val encode_fact_multi = XML.Encode.list (encode_prop Name.context) o map prop_of; |
68208 | 269 |
|
68232 | 270 |
val _ = |
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changeset
|
271 |
export_entities "axioms" (fn _ => fn t => SOME (encode_axiom Name.context t)) |
cef000855cf4
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changeset
|
272 |
Theory.axiom_space (Theory.axioms_of thy); |
68235
a3bd410db5b2
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wenzelm
parents:
68232
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changeset
|
273 |
val _ = |
69023
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wenzelm
parents:
69019
diff
changeset
|
274 |
export_entities "facts" (K (SOME o encode_fact_multi)) |
cef000855cf4
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changeset
|
275 |
(Facts.space_of o Global_Theory.facts_of) |
68232 | 276 |
(Facts.dest_static true [] (Global_Theory.facts_of thy)); |
277 |
||
68264 | 278 |
|
279 |
(* type classes *) |
|
280 |
||
281 |
val encode_class = |
|
282 |
let open XML.Encode Term_XML.Encode |
|
69023
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parents:
69019
diff
changeset
|
283 |
in pair (list (pair string typ)) (list encode_fact_single) end; |
68264 | 284 |
|
285 |
fun export_class name = |
|
286 |
(case try (Axclass.get_info thy) name of |
|
287 |
NONE => ([], []) |
|
69023
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clarified standardization of variables, with proper treatment of local variables;
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diff
changeset
|
288 |
| SOME {params, axioms, ...} => (params, axioms)) |
68264 | 289 |
|> encode_class |> SOME; |
290 |
||
291 |
val _ = |
|
292 |
export_entities "classes" (fn name => fn () => export_class name) |
|
293 |
Sign.class_space (map (rpair ()) (Graph.keys (Sorts.classes_of (#2 (#classes rep_tsig))))); |
|
294 |
||
68295 | 295 |
|
296 |
(* sort algebra *) |
|
297 |
||
298 |
val {classrel, arities} = |
|
299 |
Sorts.dest_algebra (map (#2 o #classes o Type.rep_tsig o Sign.tsig_of) parents) |
|
300 |
(#2 (#classes rep_tsig)); |
|
301 |
||
302 |
val encode_classrel = |
|
303 |
let open XML.Encode |
|
304 |
in list (pair string (list string)) end; |
|
305 |
||
306 |
val encode_arities = |
|
307 |
let open XML.Encode Term_XML.Encode |
|
308 |
in list (triple string (list sort) string) end; |
|
309 |
||
310 |
val _ = if null classrel then () else export_body thy "classrel" (encode_classrel classrel); |
|
311 |
val _ = if null arities then () else export_body thy "arities" (encode_arities arities); |
|
312 |
||
68862 | 313 |
|
314 |
(* locales *) |
|
315 |
||
69023
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69019
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changeset
|
316 |
fun encode_locale used = |
69076 | 317 |
let open XML.Encode Term_XML.Encode in |
69077
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diff
changeset
|
318 |
triple (list (pair string sort)) (list (pair (pair string typ) encode_syntax)) |
69076 | 319 |
(list (encode_axiom used)) |
320 |
end; |
|
69023
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clarified standardization of variables, with proper treatment of local variables;
wenzelm
parents:
69019
diff
changeset
|
321 |
|
69029
aec64b88e708
clarified locale content: proper args with types for interpretation/axioms and typargs derived from the result;
wenzelm
parents:
69028
diff
changeset
|
322 |
fun export_locale loc = |
68864 | 323 |
let |
69034 | 324 |
val {typargs, args, axioms} = locale_content thy loc; |
69076 | 325 |
val used = fold Name.declare (map #1 typargs @ map (#1 o #1) args) Name.context; |
69027 | 326 |
in encode_locale used (typargs, args, axioms) end |
327 |
handle ERROR msg => |
|
328 |
cat_error msg ("The error(s) above occurred in locale " ^ |
|
329 |
quote (Locale.markup_name thy_ctxt loc)); |
|
68862 | 330 |
|
331 |
val _ = |
|
69029
aec64b88e708
clarified locale content: proper args with types for interpretation/axioms and typargs derived from the result;
wenzelm
parents:
69028
diff
changeset
|
332 |
export_entities "locales" (fn loc => fn () => SOME (export_locale loc)) |
aec64b88e708
clarified locale content: proper args with types for interpretation/axioms and typargs derived from the result;
wenzelm
parents:
69028
diff
changeset
|
333 |
Locale.locale_space |
aec64b88e708
clarified locale content: proper args with types for interpretation/axioms and typargs derived from the result;
wenzelm
parents:
69028
diff
changeset
|
334 |
(map (rpair ()) (Locale.get_locales thy)); |
68862 | 335 |
|
68900
1145b25c53de
more robust: parents are strict in Export_Theory.read_theory and thus approximate "commit" of exports;
wenzelm
parents:
68864
diff
changeset
|
336 |
|
69069
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
69034
diff
changeset
|
337 |
(* locale dependencies *) |
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
69034
diff
changeset
|
338 |
|
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
69034
diff
changeset
|
339 |
fun encode_locale_dependency (dep: Locale.locale_dependency) = |
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
69034
diff
changeset
|
340 |
(#source dep, (#target dep, (#prefix dep, locale_dependency_subst thy dep))) |> |
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
69034
diff
changeset
|
341 |
let |
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
69034
diff
changeset
|
342 |
open XML.Encode Term_XML.Encode; |
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
69034
diff
changeset
|
343 |
val encode_subst = |
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
69034
diff
changeset
|
344 |
pair (list (pair (pair string sort) typ)) (list (pair (pair string typ) term)); |
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
69034
diff
changeset
|
345 |
in pair string (pair string (pair (list (pair string bool)) encode_subst)) end; |
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
69034
diff
changeset
|
346 |
|
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
69034
diff
changeset
|
347 |
val _ = |
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
69034
diff
changeset
|
348 |
(case Locale.dest_dependencies parents thy of |
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
69034
diff
changeset
|
349 |
[] => () |
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
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diff
changeset
|
350 |
| deps => |
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
69034
diff
changeset
|
351 |
deps |> map_index (fn (i, dep) => |
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
69034
diff
changeset
|
352 |
let |
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
69034
diff
changeset
|
353 |
val xname = string_of_int (i + 1); |
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
69034
diff
changeset
|
354 |
val name = Long_Name.implode [Context.theory_name thy, xname]; |
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
69034
diff
changeset
|
355 |
val body = encode_locale_dependency dep; |
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
69034
diff
changeset
|
356 |
in XML.Elem (make_entity_markup name xname (#pos dep) (#serial dep), body) end) |
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
69034
diff
changeset
|
357 |
|> export_body thy "locale_dependencies"); |
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
69034
diff
changeset
|
358 |
|
b9aca3b9619f
export locale dependencies, with approx. morphism as type/term substitution;
wenzelm
parents:
69034
diff
changeset
|
359 |
|
68900
1145b25c53de
more robust: parents are strict in Export_Theory.read_theory and thus approximate "commit" of exports;
wenzelm
parents:
68864
diff
changeset
|
360 |
(* parents *) |
1145b25c53de
more robust: parents are strict in Export_Theory.read_theory and thus approximate "commit" of exports;
wenzelm
parents:
68864
diff
changeset
|
361 |
|
1145b25c53de
more robust: parents are strict in Export_Theory.read_theory and thus approximate "commit" of exports;
wenzelm
parents:
68864
diff
changeset
|
362 |
val _ = |
1145b25c53de
more robust: parents are strict in Export_Theory.read_theory and thus approximate "commit" of exports;
wenzelm
parents:
68864
diff
changeset
|
363 |
export_body thy "parents" |
1145b25c53de
more robust: parents are strict in Export_Theory.read_theory and thus approximate "commit" of exports;
wenzelm
parents:
68864
diff
changeset
|
364 |
(XML.Encode.string (cat_lines (map Context.theory_long_name parents))); |
1145b25c53de
more robust: parents are strict in Export_Theory.read_theory and thus approximate "commit" of exports;
wenzelm
parents:
68864
diff
changeset
|
365 |
|
68295 | 366 |
in () end); |
68165 | 367 |
|
368 |
end; |