author  ballarin 
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parent 29034  3dc51c01f9f3 
child 29206  62dc8762ec00 
permissions  rwrr 
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(* Title: Pure/Isar/expression.ML 
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Author: Clemens Ballarin, TU Muenchen 
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New locale development  experimental. 
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*) 
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signature EXPRESSION = 
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sig 
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datatype 'term map = Positional of 'term option list  Named of (string * 'term) list; 
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type 'term expr = (string * (string * 'term map)) list; 
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type expression = string expr * (Binding.T * string option * mixfix) list; 
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type expression_i = term expr * (Binding.T * typ option * mixfix) list; 

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(* Processing of context statements *) 
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val read_statement: Element.context list > (string * string list) list list > 
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Proof.context > (term * term list) list list * Proof.context; 

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val cert_statement: Element.context_i list > (term * term list) list list > 

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

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(* Declaring locales *) 
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val add_locale_cmd: string > bstring > expression > Element.context list > theory > 
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(string * (string * (Attrib.binding * (thm list * Attrib.src list) list) list) list) * 
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Proof.context 
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val add_locale: string > bstring > expression_i > Element.context_i list > theory > 
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(string * (string * (Attrib.binding * (thm list * Attrib.src list) list) list) list) * 
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Proof.context 
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(* Interpretation *) 
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val sublocale_cmd: string > expression > theory > Proof.state; 
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val sublocale: string > expression_i > theory > Proof.state; 
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val interpretation_cmd: expression > theory > Proof.state; 
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val interpretation: expression_i > theory > Proof.state; 
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val interpret_cmd: expression > bool > Proof.state > Proof.state; 
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val interpret: expression_i > bool > Proof.state > Proof.state; 

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end; 
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structure Expression : EXPRESSION = 
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struct 
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datatype ctxt = datatype Element.ctxt; 
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43 

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(*** Expressions ***) 

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datatype 'term map = 
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Positional of 'term option list  

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Named of (string * 'term) list; 

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type 'term expr = (string * (string * 'term map)) list; 
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type expression = string expr * (Binding.T * string option * mixfix) list; 
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type expression_i = term expr * (Binding.T * typ option * mixfix) list; 

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(** Internalise locale names in expr **) 
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fun intern thy instances = map (apfst (NewLocale.intern thy)) instances; 
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(** Parameters of expression. 
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Sanity check of instantiations and extraction of implicit parameters. 
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The latter only occurs iff strict = false. 

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Positional instantiations are extended to match full length of parameter list 

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of instantiated locale. **) 

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fun parameters_of thy strict (expr, fixed) = 

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let 
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fun reject_dups message xs = 
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let val dups = duplicates (op =) xs 
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in 
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if null dups then () else error (message ^ commas dups) 
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end; 
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fun match_bind (n, b) = (n = Binding.base_name b); 
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fun parm_eq ((b1, mx1), (b2, mx2)) = 
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(* FIXME: cannot compare bindings for equality, instead check for equal name and syntax *) 
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(Binding.base_name b1 = Binding.base_name b2) andalso 
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(if mx1 = mx2 then true 
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else error ("Conflicting syntax for parameter" ^ quote (Binding.display b1) ^ 
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" in expression.")); 
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fun bind_eq (b1, b2) = (Binding.base_name b1 = Binding.base_name b2); 
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(* FIXME: cannot compare bindings for equality. *) 
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fun params_loc loc = 

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(NewLocale.params_of thy loc > map (fn (p, _, mx) => (p, mx)), loc); 
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fun params_inst (expr as (loc, (prfx, Positional insts))) = 
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let 
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val (ps, loc') = params_loc loc; 
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val d = length ps  length insts; 
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val insts' = 
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if d < 0 then error ("More arguments than parameters in instantiation of locale " ^ 
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quote (NewLocale.extern thy loc)) 

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else insts @ replicate d NONE; 
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val ps' = (ps ~~ insts') > 
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map_filter (fn (p, NONE) => SOME p  (_, SOME _) => NONE); 
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in (ps', (loc', (prfx, Positional insts'))) end 
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 params_inst (expr as (loc, (prfx, Named insts))) = 
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let 
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val _ = reject_dups "Duplicate instantiation of the following parameter(s): " 
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(map fst insts); 
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val (ps, loc') = params_loc loc; 
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val ps' = fold (fn (p, _) => fn ps => 
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if AList.defined match_bind ps p then AList.delete match_bind p ps 
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else error (quote p ^" not a parameter of instantiated expression.")) insts ps; 
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in (ps', (loc', (prfx, Named insts))) end; 
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fun params_expr is = 
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let 
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val (is', ps') = fold_map (fn i => fn ps => 
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let 
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val (ps', i') = params_inst i; 
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val ps'' = distinct parm_eq (ps @ ps'); 
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in (i', ps'') end) is [] 
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in (ps', is') end; 
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val (implicit, expr') = params_expr expr; 
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val implicit' = map (#1 #> Binding.base_name) implicit; 
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val fixed' = map (#1 #> Binding.base_name) fixed; 

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val _ = reject_dups "Duplicate fixed parameter(s): " fixed'; 
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val implicit'' = if strict then [] 
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else let val _ = reject_dups 

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"Parameter(s) declared simultaneously in expression and for clause: " (implicit' @ fixed') 

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in map (fn (b, mx) => (b, NONE, mx)) implicit end; 

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in (expr', implicit'' @ fixed) end; 
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(** Read instantiation **) 

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(* Parse positional or named instantiation *) 
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local 
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fun prep_inst parse_term parms (Positional insts) ctxt = 
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(insts ~~ parms) > map (fn 

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(NONE, p) => Syntax.parse_term ctxt p  

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(SOME t, _) => parse_term ctxt t) 

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 prep_inst parse_term parms (Named insts) ctxt = 

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parms > map (fn p => case AList.lookup (op =) insts p of 

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SOME t => parse_term ctxt t  

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NONE => Syntax.parse_term ctxt p); 

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in 

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fun parse_inst x = prep_inst Syntax.parse_term x; 

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fun make_inst x = prep_inst (K I) x; 

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end; 

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(* Instantiation morphism *) 

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fun inst_morph (parm_names, parm_types) (prfx, insts') ctxt = 

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let 
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(* parameters *) 

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val type_parm_names = fold Term.add_tfreesT parm_types [] > map fst; 

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(* type inference and contexts *) 

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val parm_types' = map (TypeInfer.paramify_vars o Logic.varifyT) parm_types; 

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val type_parms = fold Term.add_tvarsT parm_types' [] > map (Logic.mk_type o TVar); 

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val arg = type_parms @ map2 TypeInfer.constrain parm_types' insts'; 

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val res = Syntax.check_terms ctxt arg; 

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val ctxt' = ctxt > fold Variable.auto_fixes res; 

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(* instantiation *) 
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val (type_parms'', res') = chop (length type_parms) res; 

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val insts'' = (parm_names ~~ res') > map_filter 

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(fn (inst as (x, Free (y, _))) => if x = y then NONE else SOME inst  

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inst => SOME inst); 

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val instT = Symtab.make (type_parm_names ~~ map Logic.dest_type type_parms''); 

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val inst = Symtab.make insts''; 

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in 

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(Element.inst_morphism (ProofContext.theory_of ctxt) (instT, inst) $> 

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Morphism.binding_morphism (Binding.qualify prfx), ctxt') 
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end; 
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(*** Locale processing ***) 

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(** Parsing **) 
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fun parse_elem prep_typ prep_term ctxt elem = 
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Element.map_ctxt {binding = I, var = I, typ = prep_typ ctxt, 
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term = prep_term ctxt, fact = I, attrib = I} elem; 
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fun parse_concl prep_term ctxt concl = 
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(map o map) (fn (t, ps) => 
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(prep_term ctxt, map (prep_term ctxt) ps)) concl; 
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(** Simultaneous type inference: instantiations + elements + conclusion **) 
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local 
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fun mk_type T = (Logic.mk_type T, []); 
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fun mk_term t = (t, []); 
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fun mk_propp (p, pats) = (Syntax.type_constraint propT p, pats); 
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fun dest_type (T, []) = Logic.dest_type T; 
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fun dest_term (t, []) = t; 
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fun dest_propp (p, pats) = (p, pats); 
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fun extract_inst (_, (_, ts)) = map mk_term ts; 
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fun restore_inst ((l, (p, _)), cs) = (l, (p, map dest_term cs)); 
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fun extract_elem (Fixes fixes) = map (#2 #> the_list #> map mk_type) fixes 
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 extract_elem (Constrains csts) = map (#2 #> single #> map mk_type) csts 
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 extract_elem (Assumes asms) = map (#2 #> map mk_propp) asms 
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 extract_elem (Defines defs) = map (fn (_, (t, ps)) => [mk_propp (t, ps)]) defs 
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 extract_elem (Notes _) = []; 
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fun restore_elem (Fixes fixes, css) = 
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(fixes ~~ css) > map (fn ((x, _, mx), cs) => 
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(x, cs > map dest_type > try hd, mx)) > Fixes 
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 restore_elem (Constrains csts, css) = 
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(csts ~~ css) > map (fn ((x, _), cs) => 
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(x, cs > map dest_type > hd)) > Constrains 
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 restore_elem (Assumes asms, css) = 
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(asms ~~ css) > map (fn ((b, _), cs) => (b, map dest_propp cs)) > Assumes 
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 restore_elem (Defines defs, css) = 
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(defs ~~ css) > map (fn ((b, _), [c]) => (b, dest_propp c)) > Defines 
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 restore_elem (Notes notes, _) = Notes notes; 
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fun check cs context = 
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let 
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230 
fun prep (_, pats) (ctxt, t :: ts) = 
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let val ctxt' = Variable.auto_fixes t ctxt 
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232 
in 
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((t, Syntax.check_props (ProofContext.set_mode ProofContext.mode_pattern ctxt') pats), 
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234 
(ctxt', ts)) 
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235 
end 
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236 
val (cs', (context', _)) = fold_map prep cs 
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237 
(context, Syntax.check_terms 
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238 
(ProofContext.set_mode ProofContext.mode_schematic context) (map fst cs)); 
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239 
in (cs', context') end; 
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240 

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in 
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28872  243 
fun check_autofix insts elems concl ctxt = 
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let 
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val inst_cs = map extract_inst insts; 
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val elem_css = map extract_elem elems; 
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val concl_cs = (map o map) mk_propp concl; 
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248 
(* Type inference *) 
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val (inst_cs' :: css', ctxt') = 
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250 
(fold_burrow o fold_burrow) check (inst_cs :: elem_css @ [concl_cs]) ctxt; 
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val (elem_css', [concl_cs']) = chop (length elem_css) css'; 
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in 
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(map restore_inst (insts ~~ inst_cs'), map restore_elem (elems ~~ elem_css'), 
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concl_cs', ctxt') 
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255 
end; 
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256 

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end; 
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258 

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259 

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(** Prepare locale elements **) 
28795  261 

262 
fun declare_elem prep_vars (Fixes fixes) ctxt = 

263 
let val (vars, _) = prep_vars fixes ctxt 

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in ctxt > ProofContext.add_fixes_i vars > snd end 
28795  265 
 declare_elem prep_vars (Constrains csts) ctxt = 
28965  266 
ctxt > prep_vars (map (fn (x, T) => (Binding.name x, SOME T, NoSyn)) csts) > snd 
28872  267 
 declare_elem _ (Assumes _) ctxt = ctxt 
268 
 declare_elem _ (Defines _) ctxt = ctxt 

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 declare_elem _ (Notes _) ctxt = ctxt; 
28795  270 

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(** Finish locale elements, extract specification text **) 
28795  272 

273 
val norm_term = Envir.beta_norm oo Term.subst_atomic; 

274 

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fun bind_def ctxt eq (xs, env, eqs) = 
28795  276 
let 
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val _ = LocalDefs.cert_def ctxt eq; 
28795  278 
val ((y, T), b) = LocalDefs.abs_def eq; 
279 
val b' = norm_term env b; 

280 
fun err msg = error (msg ^ ": " ^ quote y); 

281 
in 

282 
exists (fn (x, _) => x = y) xs andalso 

283 
err "Attempt to define previously specified variable"; 

284 
exists (fn (Free (y', _), _) => y = y'  _ => false) env andalso 

285 
err "Attempt to redefine variable"; 

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286 
(Term.add_frees b' xs, (Free (y, T), b') :: env, eq :: eqs) 
28795  287 
end; 
288 

28872  289 
fun eval_text _ _ (Fixes _) text = text 
290 
 eval_text _ _ (Constrains _) text = text 

291 
 eval_text _ is_ext (Assumes asms) 

28795  292 
(((exts, exts'), (ints, ints')), (xs, env, defs)) = 
293 
let 

294 
val ts = maps (map #1 o #2) asms; 

295 
val ts' = map (norm_term env) ts; 

28872  296 
val spec' = 
297 
if is_ext then ((exts @ ts, exts' @ ts'), (ints, ints')) 

298 
else ((exts, exts'), (ints @ ts, ints' @ ts')); 

28795  299 
in (spec', (fold Term.add_frees ts' xs, env, defs)) end 
28872  300 
 eval_text ctxt _ (Defines defs) (spec, binds) = 
28795  301 
(spec, fold (bind_def ctxt o #1 o #2) defs binds) 
28872  302 
 eval_text _ _ (Notes _) text = text; 
28795  303 

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fun closeup _ _ false elem = elem 
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305 
 closeup ctxt parms true elem = 
28795  306 
let 
307 
fun close_frees t = 

308 
let 

309 
val rev_frees = 

310 
Term.fold_aterms (fn Free (x, T) => 

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if AList.defined (op =) parms x then I else insert (op =) (x, T)  _ => I) t []; 
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in Term.list_all_free (rev rev_frees, t) end; (* FIXME use fold Logic.all *) 
29019  313 
(* FIXME consider closing in syntactic phase *) 
28795  314 

315 
fun no_binds [] = [] 

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316 
 no_binds _ = error "Illegal term bindings in context element"; 
28795  317 
in 
318 
(case elem of 

319 
Assumes asms => Assumes (asms > map (fn (a, propps) => 

320 
(a, map (fn (t, ps) => (close_frees t, no_binds ps)) propps))) 

29022  321 
 Defines defs => Defines (defs > map (fn ((name, atts), (t, ps)) => 
322 
let val ((c, _), t') = LocalDefs.cert_def ctxt (close_frees t) 

323 
in 

324 
((Binding.map_base (Thm.def_name_optional c) name, atts), (t', no_binds ps)) 

325 
end)) 

28795  326 
 e => e) 
327 
end; 

328 

28872  329 
fun finish_primitive parms _ (Fixes fixes) = Fixes (map (fn (binding, _, mx) => 
29006  330 
let val x = Binding.base_name binding 
28795  331 
in (binding, AList.lookup (op =) parms x, mx) end) fixes) 
28872  332 
 finish_primitive _ _ (Constrains _) = Constrains [] 
333 
 finish_primitive _ close (Assumes asms) = close (Assumes asms) 

334 
 finish_primitive _ close (Defines defs) = close (Defines defs) 

335 
 finish_primitive _ _ (Notes facts) = Notes facts; 

336 

337 
fun finish_inst ctxt parms do_close (loc, (prfx, inst)) text = 

338 
let 

339 
val thy = ProofContext.theory_of ctxt; 

340 
val (parm_names, parm_types) = NewLocale.params_of thy loc > 

29006  341 
map (fn (b, SOME T, _) => (Binding.base_name b, T)) > split_list; 
28872  342 
val (asm, defs) = NewLocale.specification_of thy loc; 
343 
val (morph, _) = inst_morph (parm_names, parm_types) (prfx, inst) ctxt; 

344 
val asm' = Option.map (Morphism.term morph) asm; 

345 
val defs' = map (Morphism.term morph) defs; 

346 
val text' = text > 

347 
(if is_some asm 

28965  348 
then eval_text ctxt false (Assumes [(Attrib.empty_binding, [(the asm', [])])]) 
28872  349 
else I) > 
350 
(if not (null defs) 

28965  351 
then eval_text ctxt false (Defines (map (fn def => (Attrib.empty_binding, (def, []))) defs')) 
28872  352 
else I) 
353 
(* FIXME clone from new_locale.ML *) 

354 
in ((loc, morph), text') end; 

28795  355 

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356 
fun finish_elem ctxt parms do_close elem text = 
28795  357 
let 
28872  358 
val elem' = finish_primitive parms (closeup ctxt parms do_close) elem; 
359 
val text' = eval_text ctxt true elem' text; 

28795  360 
in (elem', text') end 
361 

28872  362 
fun finish ctxt parms do_close insts elems text = 
363 
let 

364 
val (deps, text') = fold_map (finish_inst ctxt parms do_close) insts text; 

365 
val (elems', text'') = fold_map (finish_elem ctxt parms do_close) elems text'; 

366 
in (deps, elems', text'') end; 

28795  367 

368 

28895  369 
(** Process full context statement: instantiations + elements + conclusion **) 
370 

371 
(* Interleave incremental parsing and type inference over entire parsed stretch. *) 

372 

28795  373 
local 
374 

28895  375 
fun prep_full_context_statement parse_typ parse_prop parse_inst prep_vars prep_expr 
376 
strict do_close context raw_import raw_elems raw_concl = 

28795  377 
let 
28872  378 
val thy = ProofContext.theory_of context; 
379 

28895  380 
val (raw_insts, fixed) = parameters_of thy strict (apfst (prep_expr thy) raw_import); 
381 

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382 
fun prep_inst (loc, (prfx, inst)) (i, insts, ctxt) = 
28872  383 
let 
384 
val (parm_names, parm_types) = NewLocale.params_of thy loc > 

29006  385 
map (fn (b, SOME T, _) => (Binding.base_name b, T)) > split_list; 
28872  386 
val inst' = parse_inst parm_names inst ctxt; 
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387 
val parm_types' = map (TypeInfer.paramify_vars o 
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388 
Term.map_type_tvar (fn ((x, _), S) => TVar ((x, i), S)) o Logic.varifyT) parm_types; 
28872  389 
val inst'' = map2 TypeInfer.constrain parm_types' inst'; 
390 
val insts' = insts @ [(loc, (prfx, inst''))]; 

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391 
val (insts'', _, _, ctxt' (* FIXME not used *) ) = check_autofix insts' [] [] ctxt; 
28872  392 
val inst''' = insts'' > List.last > snd > snd; 
393 
val (morph, _) = inst_morph (parm_names, parm_types) (prfx, inst''') ctxt; 

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394 
val ctxt'' = NewLocale.activate_declarations thy (loc, morph) ctxt; 
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395 
in (i+1, insts', ctxt'') end; 
28872  396 

397 
fun prep_elem raw_elem (insts, elems, ctxt) = 

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398 
let 
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399 
val ctxt' = declare_elem prep_vars raw_elem ctxt; 
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400 
val elems' = elems @ [parse_elem parse_typ parse_prop ctxt' raw_elem]; 
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401 
(* FIXME term bindings *) 
28872  402 
val (_, _, _, ctxt'') = check_autofix insts elems' [] ctxt'; 
403 
in (insts, elems', ctxt') end; 

28795  404 

28872  405 
fun prep_concl raw_concl (insts, elems, ctxt) = 
28795  406 
let 
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407 
val concl = (map o map) (fn (t, ps) => 
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408 
(parse_prop ctxt t, map (parse_prop ctxt) ps)) raw_concl; 
28872  409 
in check_autofix insts elems concl ctxt end; 
28795  410 

28872  411 
val fors = prep_vars fixed context > fst; 
412 
val ctxt = context > ProofContext.add_fixes_i fors > snd; 

28993
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413 
val (_, insts', ctxt') = fold prep_inst raw_insts (0, [], NewLocale.clear_local_idents ctxt); 
28872  414 
val (_, elems'', ctxt'') = fold prep_elem raw_elems (insts', [], ctxt'); 
415 
val (insts, elems, concl, ctxt) = prep_concl raw_concl (insts', elems'', ctxt''); 

28795  416 

28872  417 
(* Retrieve parameter types *) 
29006  418 
val xs = fold (fn Fixes fixes => (fn ps => ps @ map (Binding.base_name o #1) fixes)  
28872  419 
_ => fn ps => ps) (Fixes fors :: elems) []; 
28859  420 
val (Ts, ctxt') = fold_map ProofContext.inferred_param xs ctxt; 
28895  421 
val parms = xs ~~ Ts; (* params from expression and elements *) 
28795  422 

28872  423 
val Fixes fors' = finish_primitive parms I (Fixes fors); 
424 
val (deps, elems', text) = finish ctxt' parms do_close insts elems ((([], []), ([], [])), ([], [], [])); 

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425 
(* text has the following structure: 
28795  426 
(((exts, exts'), (ints, ints')), (xs, env, defs)) 
427 
where 

28872  428 
exts: external assumptions (terms in assumes elements) 
28795  429 
exts': dito, normalised wrt. env 
28872  430 
ints: internal assumptions (terms in assumptions from insts) 
28795  431 
ints': dito, normalised wrt. env 
432 
xs: the free variables in exts' and ints' and rhss of definitions, 

433 
this includes parameters except defined parameters 

434 
env: list of term pairs encoding substitutions, where the first term 

435 
is a free variable; substitutions represent defines elements and 

436 
the rhs is normalised wrt. the previous env 

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437 
defs: the equations from the defines elements 
28795  438 
elems is an updated version of raw_elems: 
439 
 type info added to Fixes and modified in Constrains 

440 
 axiom and definition statement replaced by corresponding one 

441 
from proppss in Assumes and Defines 

442 
 Facts unchanged 

443 
*) 

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444 

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445 
in ((fors', deps, elems', concl), (parms, text)) end 
28795  446 

447 
in 

448 

28895  449 
fun read_full_context_statement x = 
450 
prep_full_context_statement Syntax.parse_typ Syntax.parse_prop parse_inst 

451 
ProofContext.read_vars intern x; 

452 
fun cert_full_context_statement x = 

453 
prep_full_context_statement (K I) (K I) make_inst ProofContext.cert_vars (K I) x; 

28795  454 

455 
end; 

456 

457 

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458 
(* Context statement: elements + conclusion *) 
28795  459 

460 
local 

461 

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462 
fun prep_statement prep activate raw_elems raw_concl context = 
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463 
let 
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464 
val ((_, _, elems, concl), _) = prep true false context ([], []) raw_elems raw_concl; 
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465 
val (_, context') = activate elems (ProofContext.set_stmt true context); 
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466 
in (concl, context') end; 
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467 

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468 
in 
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469 

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470 
fun read_statement x = prep_statement read_full_context_statement Element.activate x; 
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471 
fun cert_statement x = prep_statement cert_full_context_statement Element.activate_i x; 
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472 

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473 
end; 
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474 

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475 

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476 
(* Locale declaration: import + elements *) 
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477 

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478 
local 
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changeset

479 

530c7d28a962
Proper treatment of expressions with free arguments.
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parents:
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diff
changeset

480 
fun prep_declaration prep activate raw_import raw_elems context = 
28795  481 
let 
28898
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Proper treatment of expressions with free arguments.
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parents:
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diff
changeset

482 
val ((fixed, deps, elems, _), (parms, (spec, (_, _, defs)))) = 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

483 
prep false true context raw_import raw_elems []; 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

484 
(* Declare parameters and imported facts *) 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

485 
val context' = context > 
530c7d28a962
Proper treatment of expressions with free arguments.
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parents:
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diff
changeset

486 
ProofContext.add_fixes_i fixed > snd > 
29018  487 
NewLocale.clear_local_idents > fold NewLocale.activate_local_facts deps; 
28898
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

488 
val ((elems', _), _) = activate elems (ProofContext.set_stmt true context'); 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

489 
in ((fixed, deps, elems'), (parms, spec, defs)) end; 
28795  490 

491 
in 

492 

28898
530c7d28a962
Proper treatment of expressions with free arguments.
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parents:
28895
diff
changeset

493 
fun read_declaration x = prep_declaration read_full_context_statement Element.activate x; 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

494 
fun cert_declaration x = prep_declaration cert_full_context_statement Element.activate_i x; 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

495 

530c7d28a962
Proper treatment of expressions with free arguments.
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parents:
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diff
changeset

496 
end; 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
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diff
changeset

497 

530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

498 

530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

499 
(* Locale expression to set up a goal *) 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

500 

530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
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diff
changeset

501 
local 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

502 

530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

503 
fun props_of thy (name, morph) = 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

504 
let 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

505 
val (asm, defs) = NewLocale.specification_of thy name; 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

506 
in 
530c7d28a962
Proper treatment of expressions with free arguments.
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parents:
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diff
changeset

507 
(case asm of NONE => defs  SOME asm => asm :: defs) > map (Morphism.term morph) 
530c7d28a962
Proper treatment of expressions with free arguments.
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parents:
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diff
changeset

508 
end; 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

509 

530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
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diff
changeset

510 
fun prep_goal_expression prep expression context = 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
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diff
changeset

511 
let 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

512 
val thy = ProofContext.theory_of context; 
28879  513 

28898
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

514 
val ((fixed, deps, _, _), _) = prep true true context expression [] []; 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
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diff
changeset

515 
(* proof obligations *) 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
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diff
changeset

516 
val propss = map (props_of thy) deps; 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

517 

530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

518 
val goal_ctxt = context > 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

519 
ProofContext.add_fixes_i fixed > snd > 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

520 
(fold o fold) Variable.auto_fixes propss; 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

521 

530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
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diff
changeset

522 
val export = Variable.export_morphism goal_ctxt context; 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
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diff
changeset

523 
val exp_fact = Drule.zero_var_indexes_list o map Thm.strip_shyps o Morphism.fact export; 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

524 
val exp_term = Drule.term_rule thy (singleton exp_fact); 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

525 
val exp_typ = Logic.type_map exp_term; 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

526 
val export' = 
28965  527 
Morphism.morphism {binding = I, var = I, typ = exp_typ, term = exp_term, fact = exp_fact}; 
28898
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

528 
in ((propss, deps, export'), goal_ctxt) end; 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

529 

530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
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diff
changeset

530 
in 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

531 

530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

532 
fun read_goal_expression x = prep_goal_expression read_full_context_statement x; 
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

533 
fun cert_goal_expression x = prep_goal_expression cert_full_context_statement x; 
28879  534 

28795  535 
end; 
536 

537 

538 
(*** Locale declarations ***) 

539 

28903
b3fc3a62247a
Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents:
28902
diff
changeset

540 
(* axiomsN: name of theorem set with destruct rules for locale predicates, 
b3fc3a62247a
Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents:
28902
diff
changeset

541 
also name suffix of delta predicates and assumptions. *) 
b3fc3a62247a
Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents:
28902
diff
changeset

542 

b3fc3a62247a
Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents:
28902
diff
changeset

543 
val axiomsN = "axioms"; 
b3fc3a62247a
Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents:
28902
diff
changeset

544 

28795  545 
local 
546 

547 
(* introN: name of theorems for introduction rules of locale and 

28903
b3fc3a62247a
Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents:
28902
diff
changeset

548 
delta predicates *) 
28795  549 

550 
val introN = "intro"; 

551 

552 
fun atomize_spec thy ts = 

553 
let 

554 
val t = Logic.mk_conjunction_balanced ts; 

555 
val body = ObjectLogic.atomize_term thy t; 

556 
val bodyT = Term.fastype_of body; 

557 
in 

558 
if bodyT = propT then (t, propT, Thm.reflexive (Thm.cterm_of thy t)) 

559 
else (body, bodyT, ObjectLogic.atomize (Thm.cterm_of thy t)) 

560 
end; 

561 

562 
(* achieve plain syntax for locale predicates (without "PROP") *) 

563 

564 
fun aprop_tr' n c = (Syntax.constN ^ c, fn ctxt => fn args => 

565 
if length args = n then 

566 
Syntax.const "_aprop" $ 

567 
Term.list_comb (Syntax.free (Consts.extern (ProofContext.consts_of ctxt) c), args) 

568 
else raise Match); 

569 

28898
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

570 
(* define one predicate including its intro rule and axioms 
28795  571 
 bname: predicate name 
572 
 parms: locale parameters 

573 
 defs: thms representing substitutions from defines elements 

574 
 ts: terms representing locale assumptions (not normalised wrt. defs) 

575 
 norm_ts: terms representing locale assumptions (normalised wrt. defs) 

576 
 thy: the theory 

577 
*) 

578 

579 
fun def_pred bname parms defs ts norm_ts thy = 

580 
let 

28965  581 
val name = Sign.full_bname thy bname; 
28795  582 

583 
val (body, bodyT, body_eq) = atomize_spec thy norm_ts; 

584 
val env = Term.add_term_free_names (body, []); 

585 
val xs = filter (member (op =) env o #1) parms; 

586 
val Ts = map #2 xs; 

587 
val extraTs = (Term.term_tfrees body \\ fold Term.add_tfreesT Ts []) 

588 
> Library.sort_wrt #1 > map TFree; 

589 
val predT = map Term.itselfT extraTs > Ts > bodyT; 

590 

591 
val args = map Logic.mk_type extraTs @ map Free xs; 

592 
val head = Term.list_comb (Const (name, predT), args); 

593 
val statement = ObjectLogic.ensure_propT thy head; 

594 

595 
val ([pred_def], defs_thy) = 

596 
thy 

597 
> bodyT = propT ? Sign.add_advanced_trfuns ([], [], [aprop_tr' (length args) name], []) 

28965  598 
> Sign.declare_const [] ((Binding.name bname, predT), NoSyn) > snd 
28795  599 
> PureThy.add_defs false 
600 
[((Thm.def_name bname, Logic.mk_equals (head, body)), [Thm.kind_internal])]; 

601 
val defs_ctxt = ProofContext.init defs_thy > Variable.declare_term head; 

602 

603 
val cert = Thm.cterm_of defs_thy; 

604 

605 
val intro = Goal.prove_global defs_thy [] norm_ts statement (fn _ => 

606 
MetaSimplifier.rewrite_goals_tac [pred_def] THEN 

607 
Tactic.compose_tac (false, body_eq RS Drule.equal_elim_rule1, 1) 1 THEN 

608 
Tactic.compose_tac (false, 

609 
Conjunction.intr_balanced (map (Thm.assume o cert) norm_ts), 0) 1); 

610 

611 
val conjuncts = 

612 
(Drule.equal_elim_rule2 OF [body_eq, 

613 
MetaSimplifier.rewrite_rule [pred_def] (Thm.assume (cert statement))]) 

614 
> Conjunction.elim_balanced (length ts); 

615 
val axioms = ts ~~ conjuncts > map (fn (t, ax) => 

616 
Element.prove_witness defs_ctxt t 

617 
(MetaSimplifier.rewrite_goals_tac defs THEN 

618 
Tactic.compose_tac (false, ax, 0) 1)); 

619 
in ((statement, intro, axioms), defs_thy) end; 

620 

621 
in 

622 

623 
(* CB: main predicate definition function *) 

624 

625 
fun define_preds pname (parms, ((exts, exts'), (ints, ints')), defs) thy = 

626 
let 

29031
e74341997a48
Pass on defines in inheritance; reject illicit defines created by instantiation.
ballarin
parents:
29030
diff
changeset

627 
val defs' = map (cterm_of thy #> Assumption.assume #> Drule.gen_all #> Drule.abs_def) defs; 
e74341997a48
Pass on defines in inheritance; reject illicit defines created by instantiation.
ballarin
parents:
29030
diff
changeset

628 

28795  629 
val (a_pred, a_intro, a_axioms, thy'') = 
630 
if null exts then (NONE, NONE, [], thy) 

631 
else 

632 
let 

633 
val aname = if null ints then pname else pname ^ "_" ^ axiomsN; 

634 
val ((statement, intro, axioms), thy') = 

635 
thy 

29031
e74341997a48
Pass on defines in inheritance; reject illicit defines created by instantiation.
ballarin
parents:
29030
diff
changeset

636 
> def_pred aname parms defs' exts exts'; 
28795  637 
val (_, thy'') = 
638 
thy' 

639 
> Sign.add_path aname 

640 
> Sign.no_base_names 

28903
b3fc3a62247a
Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents:
28902
diff
changeset

641 
> PureThy.note_thmss Thm.internalK 
28965  642 
[((Binding.name introN, []), [([intro], [NewLocale.unfold_attrib])])] 
28795  643 
> Sign.restore_naming thy'; 
644 
in (SOME statement, SOME intro, axioms, thy'') end; 

645 
val (b_pred, b_intro, b_axioms, thy'''') = 

646 
if null ints then (NONE, NONE, [], thy'') 

647 
else 

648 
let 

649 
val ((statement, intro, axioms), thy''') = 

650 
thy'' 

29031
e74341997a48
Pass on defines in inheritance; reject illicit defines created by instantiation.
ballarin
parents:
29030
diff
changeset

651 
> def_pred pname parms defs' (ints @ the_list a_pred) (ints' @ the_list a_pred); 
28795  652 
val (_, thy'''') = 
653 
thy''' 

654 
> Sign.add_path pname 

655 
> Sign.no_base_names 

656 
> PureThy.note_thmss Thm.internalK 

28965  657 
[((Binding.name introN, []), [([intro], [NewLocale.intro_attrib])]), 
658 
((Binding.name axiomsN, []), 

28795  659 
[(map (Drule.standard o Element.conclude_witness) axioms, [])])] 
660 
> Sign.restore_naming thy'''; 

661 
in (SOME statement, SOME intro, axioms, thy'''') end; 

662 
in ((a_pred, a_intro, a_axioms), (b_pred, b_intro, b_axioms), thy'''') end; 

663 

664 
end; 

665 

666 

667 
local 

668 

669 
fun assumes_to_notes (Assumes asms) axms = 

670 
fold_map (fn (a, spec) => fn axs => 

671 
let val (ps, qs) = chop (length spec) axs 

672 
in ((a, [(ps, [])]), qs) end) asms axms 

673 
> apfst (curry Notes Thm.assumptionK) 

674 
 assumes_to_notes e axms = (e, axms); 

675 

29031
e74341997a48
Pass on defines in inheritance; reject illicit defines created by instantiation.
ballarin
parents:
29030
diff
changeset

676 
fun defines_to_notes thy (Defines defs) = 
e74341997a48
Pass on defines in inheritance; reject illicit defines created by instantiation.
ballarin
parents:
29030
diff
changeset

677 
Notes (Thm.definitionK, map (fn (a, (def, _)) => 
e74341997a48
Pass on defines in inheritance; reject illicit defines created by instantiation.
ballarin
parents:
29030
diff
changeset

678 
(a, [([Assumption.assume (cterm_of thy def)], [])])) defs) 
e74341997a48
Pass on defines in inheritance; reject illicit defines created by instantiation.
ballarin
parents:
29030
diff
changeset

679 
 defines_to_notes _ e = e; 
28795  680 

28898
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

681 
fun gen_add_locale prep_decl 
28795  682 
bname predicate_name raw_imprt raw_body thy = 
683 
let 

28965  684 
val name = Sign.full_bname thy bname; 
28795  685 
val _ = NewLocale.test_locale thy name andalso 
686 
error ("Duplicate definition of locale " ^ quote name); 

687 

29031
e74341997a48
Pass on defines in inheritance; reject illicit defines created by instantiation.
ballarin
parents:
29030
diff
changeset

688 
val ((fixed, deps, body_elems), text as (parms, ((_, exts'), _), defs)) = 
29021
ce100fbc3c8e
Proper shape of assumptions generated from Defines elements.
ballarin
parents:
29020
diff
changeset

689 
prep_decl raw_imprt raw_body (ProofContext.init thy); 
28872  690 
val ((a_statement, a_intro, a_axioms), (b_statement, b_intro, b_axioms), thy') = 
28795  691 
define_preds predicate_name text thy; 
692 

693 
val extraTs = fold Term.add_tfrees exts' [] \\ fold Term.add_tfreesT (map snd parms) []; 

694 
val _ = if null extraTs then () 

695 
else warning ("Additional type variable(s) in locale specification " ^ quote bname); 

696 

29035  697 
val a_satisfy = Element.satisfy_morphism a_axioms; 
698 
val b_satisfy = Element.satisfy_morphism b_axioms; 

28903
b3fc3a62247a
Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents:
28902
diff
changeset

699 

28895  700 
val params = fixed @ 
28872  701 
(body_elems > map_filter (fn Fixes fixes => SOME fixes  _ => NONE) > flat); 
28903
b3fc3a62247a
Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents:
28902
diff
changeset

702 
val asm = if is_some b_statement then b_statement else a_statement; 
29028
b5dad96c755a
When adding locales, delay notes until local theory is built.
ballarin
parents:
29022
diff
changeset

703 

29035  704 
(* These are added immediately. *) 
29028
b5dad96c755a
When adding locales, delay notes until local theory is built.
ballarin
parents:
29022
diff
changeset

705 
val notes = 
b5dad96c755a
When adding locales, delay notes until local theory is built.
ballarin
parents:
29022
diff
changeset

706 
if is_some asm 
b5dad96c755a
When adding locales, delay notes until local theory is built.
ballarin
parents:
29022
diff
changeset

707 
then [(Thm.internalK, [((Binding.name (bname ^ "_" ^ axiomsN), []), 
b5dad96c755a
When adding locales, delay notes until local theory is built.
ballarin
parents:
29022
diff
changeset

708 
[([Assumption.assume (cterm_of thy' (the asm))], 
b5dad96c755a
When adding locales, delay notes until local theory is built.
ballarin
parents:
29022
diff
changeset

709 
[(Attrib.internal o K) NewLocale.witness_attrib])])])] 
b5dad96c755a
When adding locales, delay notes until local theory is built.
ballarin
parents:
29022
diff
changeset

710 
else []; 
28795  711 

29035  712 
(* These will be added in the local theory. *) 
713 
val notes' = body_elems > 

714 
map (defines_to_notes thy') > 

715 
map (Element.morph_ctxt a_satisfy) > 

716 
(fn elems => fold_map assumes_to_notes elems (map Element.conclude_witness a_axioms)) > 

717 
fst > 

718 
map (Element.morph_ctxt b_satisfy) > 

719 
map_filter (fn Notes notes => SOME notes  _ => NONE); 

720 

721 
val deps' = map (fn (l, morph) => (l, morph $> b_satisfy)) deps; 

28872  722 

28795  723 
val loc_ctxt = thy' > 
28991  724 
NewLocale.register_locale bname (extraTs, params) 
29032  725 
(asm, rev defs) ([], []) 
28872  726 
(map (fn n => (n, stamp ())) notes > rev) (map (fn d => (d, stamp ())) deps' > rev) > 
29028
b5dad96c755a
When adding locales, delay notes until local theory is built.
ballarin
parents:
29022
diff
changeset

727 
NewLocale.init name; 
b5dad96c755a
When adding locales, delay notes until local theory is built.
ballarin
parents:
29022
diff
changeset

728 

b5dad96c755a
When adding locales, delay notes until local theory is built.
ballarin
parents:
29022
diff
changeset

729 
in ((name, notes'), loc_ctxt) end; 
28795  730 

731 
in 

732 

28902
2019bcc9d8bf
Ahere to modern naming conventions; proper treatment of internal vs external names.
ballarin
parents:
28898
diff
changeset

733 
val add_locale_cmd = gen_add_locale read_declaration; 
2019bcc9d8bf
Ahere to modern naming conventions; proper treatment of internal vs external names.
ballarin
parents:
28898
diff
changeset

734 
val add_locale = gen_add_locale cert_declaration; 
28795  735 

736 
end; 

737 

28895  738 

739 
(*** Interpretation ***) 

740 

741 
(** Witnesses and goals **) 

742 

743 
fun prep_propp propss = propss > map (map (rpair [] o Element.mark_witness)); 

744 

745 
fun prep_result propps thmss = 

746 
ListPair.map (fn (props, thms) => map2 Element.make_witness props thms) (propps, thmss); 

747 

748 

749 
(** Interpretation between locales: declaring sublocale relationships **) 

750 

751 
local 

752 

28902
2019bcc9d8bf
Ahere to modern naming conventions; proper treatment of internal vs external names.
ballarin
parents:
28898
diff
changeset

753 
fun gen_sublocale prep_expr intern 
28951
e89dde5f365c
Sublocale: removed public after_qed; identifiers private to NewLocale.
ballarin
parents:
28936
diff
changeset

754 
raw_target expression thy = 
28895  755 
let 
28902
2019bcc9d8bf
Ahere to modern naming conventions; proper treatment of internal vs external names.
ballarin
parents:
28898
diff
changeset

756 
val target = intern thy raw_target; 
28895  757 
val target_ctxt = NewLocale.init target thy; 
758 

28903
b3fc3a62247a
Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents:
28902
diff
changeset

759 
val ((propss, deps, export), goal_ctxt) = prep_expr expression target_ctxt; 
28898
530c7d28a962
Proper treatment of expressions with free arguments.
ballarin
parents:
28895
diff
changeset

760 

28902
2019bcc9d8bf
Ahere to modern naming conventions; proper treatment of internal vs external names.
ballarin
parents:
28898
diff
changeset

761 
fun store_dep ((name, morph), thms) = 
28903
b3fc3a62247a
Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents:
28902
diff
changeset

762 
NewLocale.add_dependency target (name, morph $> Element.satisfy_morphism thms $> export); 
28895  763 

28993
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

764 
fun after_qed results = 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
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diff
changeset

765 
ProofContext.theory ( 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
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diff
changeset

766 
(* store dependencies *) 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
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diff
changeset

767 
fold store_dep (deps ~~ prep_result propss results) #> 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
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diff
changeset

768 
(* propagate registrations *) 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
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diff
changeset

769 
(fn thy => fold_rev (fn reg => NewLocale.activate_global_facts reg) 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

770 
(NewLocale.get_global_registrations thy) thy)); 
28895  771 
in 
772 
goal_ctxt > 

28951
e89dde5f365c
Sublocale: removed public after_qed; identifiers private to NewLocale.
ballarin
parents:
28936
diff
changeset

773 
Proof.theorem_i NONE after_qed (prep_propp propss) > 
28895  774 
Element.refine_witness > Seq.hd 
775 
end; 

776 

777 
in 

778 

28902
2019bcc9d8bf
Ahere to modern naming conventions; proper treatment of internal vs external names.
ballarin
parents:
28898
diff
changeset

779 
fun sublocale_cmd x = gen_sublocale read_goal_expression NewLocale.intern x; 
2019bcc9d8bf
Ahere to modern naming conventions; proper treatment of internal vs external names.
ballarin
parents:
28898
diff
changeset

780 
fun sublocale x = gen_sublocale cert_goal_expression (K I) x; 
28895  781 

28795  782 
end; 
28895  783 

29018  784 

28993
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
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diff
changeset

785 
(** Interpretation in theories **) 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

786 

829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

787 
local 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

788 

829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

789 
fun gen_interpretation prep_expr 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

790 
expression thy = 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

791 
let 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

792 
val ctxt = ProofContext.init thy; 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

793 

29018  794 
val ((propss, regs, export), goal_ctxt) = prep_expr expression ctxt; 
28993
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

795 

829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

796 
fun store_reg ((name, morph), thms) = 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

797 
let 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

798 
val morph' = morph $> Element.satisfy_morphism thms $> export; 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

799 
in 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

800 
NewLocale.add_global_registration (name, morph') #> 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

801 
NewLocale.activate_global_facts (name, morph') 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

802 
end; 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

803 

829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

804 
fun after_qed results = 
29018  805 
ProofContext.theory (fold store_reg (regs ~~ prep_result propss results)); 
28993
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

806 
in 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

807 
goal_ctxt > 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

808 
Proof.theorem_i NONE after_qed (prep_propp propss) > 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

809 
Element.refine_witness > Seq.hd 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

810 
end; 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

811 

829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

812 
in 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

813 

829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

814 
fun interpretation_cmd x = gen_interpretation read_goal_expression x; 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

815 
fun interpretation x = gen_interpretation cert_goal_expression x; 
28895  816 

817 
end; 

28903
b3fc3a62247a
Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents:
28902
diff
changeset

818 

29018  819 

820 
(** Interpretation in proof contexts **) 

821 

822 
local 

823 

824 
fun gen_interpret prep_expr 

825 
expression int state = 

826 
let 

827 
val _ = Proof.assert_forward_or_chain state; 

828 
val ctxt = Proof.context_of state; 

829 

830 
val ((propss, regs, export), goal_ctxt) = prep_expr expression ctxt; 

831 

832 
fun store_reg ((name, morph), thms) = 

833 
let 

834 
val morph' = morph $> Element.satisfy_morphism thms $> export; 

835 
in 

836 
NewLocale.activate_local_facts (name, morph') 

837 
end; 

838 

839 
fun after_qed results = 

840 
Proof.map_context (fold store_reg (regs ~~ prep_result propss results)) #> Seq.single; 

841 
in 

842 
state > Proof.map_context (K goal_ctxt) > 

843 
Proof.local_goal (ProofDisplay.print_results int) (K I) ProofContext.bind_propp_i 

844 
"interpret" NONE after_qed (map (pair (Binding.empty, [])) (prep_propp propss)) > 

845 
Element.refine_witness > Seq.hd 

846 
end; 

847 

848 
in 

849 

850 
fun interpret_cmd x = gen_interpret read_goal_expression x; 

851 
fun interpret x = gen_interpret cert_goal_expression x; 

852 

28993
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

853 
end; 
829e684b02ef
Interpretation in theories including interaction with subclass relation.
ballarin
parents:
28951
diff
changeset

854 

29018  855 
end; 
856 