src/Pure/Isar/locale.ML
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(*  Title:      Pure/Isar/locale.ML
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    ID:         $Id$
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    Author:     Clemens Ballarin, TU Muenchen; Markus Wenzel, LMU/TU Muenchen
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Locales -- Isar proof contexts as meta-level predicates, with local
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syntax and implicit structures.
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Draws some basic ideas from Florian Kammueller's original version of
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locales, but uses the richer infrastructure of Isar instead of the raw
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meta-logic.  Furthermore, we provide structured import of contexts
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(with merge and rename operations), as well as type-inference of the
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signature parts, and predicate definitions of the specification text.
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Interpretation enables the reuse of theorems of locales in other
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contexts, namely those defined by theories, structured proofs and
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locales themselves.
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See also:
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[1] Clemens Ballarin. Locales and Locale Expressions in Isabelle/Isar.
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    In Stefano Berardi et al., Types for Proofs and Programs: International
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    Workshop, TYPES 2003, Torino, Italy, LNCS 3085, pages 34-50, 2004.
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*)
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(* TODO:
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- beta-eta normalisation of interpretation parameters
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- dangling type frees in locales
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- test subsumption of interpretations when merging theories
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- var vs. fixes in locale to be interpreted (interpretation in locale)
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  (implicit locale expressions generated by multiple registrations)
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*)
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signature LOCALE =
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sig
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  datatype expr =
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    Locale of string |
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    Rename of expr * (string * mixfix option) option list |
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    Merge of expr list
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  val empty: expr
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  datatype 'a element = Elem of 'a | Expr of expr
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  val intern: theory -> xstring -> string
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  val extern: theory -> string -> xstring
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  val init: string -> theory -> cterm list * Proof.context
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  (* The specification of a locale *)
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  val parameters_of: theory -> string ->
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    ((string * typ) * mixfix) list
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  val parameters_of_expr: theory -> expr ->
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    ((string * typ) * mixfix) list
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  val local_asms_of: theory -> string ->
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    ((string * Attrib.src list) * term list) list
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  val global_asms_of: theory -> string ->
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    ((string * Attrib.src list) * term list) list
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  (* Processing of locale statements *)
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  val read_context_statement: xstring option -> Element.context element list ->
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    (string * string list) list list -> Proof.context ->
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    string option * (cterm list * Proof.context) * (cterm list * Proof.context) *
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      (term * term list) list list
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  val cert_context_statement: string option -> Element.context_i element list ->
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    (term * term list) list list -> Proof.context ->
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    string option * (cterm list * Proof.context) * (cterm list * Proof.context) *
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      (term * term list) list list
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  (* Diagnostic functions *)
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  val print_locales: theory -> unit
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  val print_locale: theory -> bool -> expr -> Element.context list -> unit
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  val print_global_registrations: bool -> string -> theory -> unit
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  val print_local_registrations': bool -> string -> Proof.context -> unit
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  val print_local_registrations: bool -> string -> Proof.context -> unit
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  val add_locale: bool -> bstring -> expr -> Element.context list -> theory
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    -> (string * Proof.context (*body context!*)) * theory
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  val add_locale_i: bool -> bstring -> expr -> Element.context_i list -> theory
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    -> (string * Proof.context (*body context!*)) * theory
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  (* Storing results *)
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  val note_thmss: string -> xstring ->
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    ((string * Attrib.src list) * (thmref * Attrib.src list) list) list ->
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    theory -> ((string * thm list) list * (string * thm list) list) * (Proof.context * theory)
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  val note_thmss_i: string -> string ->
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    ((string * Attrib.src list) * (thm list * Attrib.src list) list) list ->
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    theory -> ((string * thm list) list * (string * thm list) list) * (Proof.context * theory)
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  val add_thmss: string -> string ->
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    ((string * Attrib.src list) * (thm list * Attrib.src list) list) list ->
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    cterm list * Proof.context ->
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    ((string * thm list) list * (string * thm list) list) * Proof.context
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  val add_abbrevs: string -> string * bool -> (bstring * term * mixfix) list ->
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    cterm list * Proof.context -> Proof.context
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  val theorem: string -> Method.text option -> (thm list list -> theory -> theory) ->
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    string * Attrib.src list -> Element.context element list -> Element.statement ->
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    theory -> Proof.state
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  val theorem_i: string -> Method.text option -> (thm list list -> theory -> theory) ->
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    string * Attrib.src list -> Element.context_i element list -> Element.statement_i ->
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    theory -> Proof.state
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  val theorem_in_locale: string -> Method.text option ->
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    (thm list list -> thm list list -> theory -> theory) ->
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    xstring -> string * Attrib.src list -> Element.context element list -> Element.statement ->
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    theory -> Proof.state
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  val theorem_in_locale_i: string -> Method.text option ->
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    (thm list list -> thm list list -> theory -> theory) ->
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    string -> string * Attrib.src list -> Element.context_i element list ->
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    Element.statement_i -> theory -> Proof.state
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  val smart_theorem: string -> xstring option ->
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    string * Attrib.src list -> Element.context element list -> Element.statement ->
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    theory -> Proof.state
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  val interpretation: string * Attrib.src list -> expr -> string option list ->
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    theory -> Proof.state
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  val interpretation_in_locale: xstring * expr -> theory -> Proof.state
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  val interpret: string * Attrib.src list -> expr -> string option list ->
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    bool -> Proof.state -> Proof.state
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end;
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structure Locale: LOCALE =
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struct
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(** locale elements and expressions **)
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datatype ctxt = datatype Element.ctxt;
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datatype expr =
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  Locale of string |
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  Rename of expr * (string * mixfix option) option list |
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  Merge of expr list;
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val empty = Merge [];
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datatype 'a element =
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  Elem of 'a | Expr of expr;
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fun map_elem f (Elem e) = Elem (f e)
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  | map_elem _ (Expr e) = Expr e;
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type witness = term * thm;  (*hypothesis as fact*)
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type locale =
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 {predicate: cterm list * witness list,
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    (* CB: For locales with "(open)" this entry is ([], []).
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       For new-style locales, which declare predicates, if the locale declares
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       no predicates, this is also ([], []).
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       If the locale declares predicates, the record field is
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       ([statement], axioms), where statement is the locale predicate applied
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       to the (assumed) locale parameters.  Axioms contains the projections
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       from the locale predicate to the normalised assumptions of the locale
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       (cf. [1], normalisation of locale expressions.)
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    *)
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  import: expr,                                                     (*dynamic import*)
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  elems: (Element.context_i * stamp) list,                          (*static content*)
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  params: ((string * typ) * mixfix) list,                           (*all params*)
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  lparams: string list,                                             (*local parmas*)
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  abbrevs: (((string * bool) * (bstring * term * mixfix) list) * stamp) list,  (*abbreviations*)
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  regs: ((string * string list) * (term * thm) list) list}
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    (* Registrations: indentifiers and witness theorems of locales interpreted
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       in the locale.
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    *)
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(* CB: an internal (Int) locale element was either imported or included,
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   an external (Ext) element appears directly in the locale text. *)
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datatype ('a, 'b) int_ext = Int of 'a | Ext of 'b;
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(** management of registrations in theories and proof contexts **)
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structure Registrations :
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  sig
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    type T
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    val empty: T
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    val join: T * T -> T
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    val dest: T -> (term list * ((string * Attrib.src list) * witness list)) list
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    val lookup: theory -> T * term list ->
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      ((string * Attrib.src list) * witness list) option
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    val insert: theory -> term list * (string * Attrib.src list) -> T ->
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      T * (term list * ((string * Attrib.src list) * witness list)) list
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    val add_witness: term list -> witness -> T -> T
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  end =
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struct
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  (* a registration consists of theorems instantiating locale assumptions
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     and prefix and attributes, indexed by parameter instantiation *)
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  type T = ((string * Attrib.src list) * witness list) Termtab.table;
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  val empty = Termtab.empty;
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  (* term list represented as single term, for simultaneous matching *)
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  fun termify ts =
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    Term.list_comb (Const ("", map fastype_of ts ---> propT), ts);
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  fun untermify t =
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    let fun ut (Const _) ts = ts
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          | ut (s $ t) ts = ut s (t::ts)
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    in ut t [] end;
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  (* joining of registrations: prefix and attributes of left theory,
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     thms are equal, no attempt to subsumption testing *)
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  fun join (r1, r2) = Termtab.join (fn _ => fn (reg, _) => reg) (r1, r2);
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  fun dest regs = map (apfst untermify) (Termtab.dest regs);
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  (* registrations that subsume t *)
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  fun subsumers thy t regs =
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    filter (fn (t', _) => Pattern.matches thy (t', t)) (Termtab.dest regs);
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  (* look up registration, pick one that subsumes the query *)
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  fun lookup sign (regs, ts) =
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    let
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      val t = termify ts;
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      val subs = subsumers sign t regs;
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    in (case subs of
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        [] => NONE
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      | ((t', (attn, thms)) :: _) => let
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            val (tinst, inst) = Pattern.match sign (t', t) (Vartab.empty, Vartab.empty);
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            (* thms contain Frees, not Vars *)
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            val tinst' = tinst |> Vartab.dest
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                 |> map (fn ((x, 0), (_, T)) => (x, Type.unvarifyT T))
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                 |> Symtab.make;
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            val inst' = inst |> Vartab.dest
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                 |> map (fn ((x, 0), (_, t)) => (x, Logic.unvarify t))
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                 |> Symtab.make;
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          in
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            SOME (attn, map (fn (t, th) =>
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             (Element.inst_term (tinst', inst') t,
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              Element.inst_thm sign (tinst', inst') th)) thms)
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          end)
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    end;
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  (* add registration if not subsumed by ones already present,
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     additionally returns registrations that are strictly subsumed *)
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  fun insert sign (ts, attn) regs =
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    let
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      val t = termify ts;
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      val subs = subsumers sign t regs ;
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    in (case subs of
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        [] => let
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                val sups =
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                  filter (fn (t', _) => Pattern.matches sign (t, t')) (Termtab.dest regs);
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                val sups' = map (apfst untermify) sups
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              in (Termtab.update (t, (attn, [])) regs, sups') end
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      | _ => (regs, []))
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    end;
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  (* add witness theorem to registration,
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     only if instantiation is exact, otherwise exception Option raised *)
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  fun add_witness ts thm regs =
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    let
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      val t = termify ts;
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      val (x, thms) = the (Termtab.lookup regs t);
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    in
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      Termtab.update (t, (x, thm::thms)) regs
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    end;
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end;
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(** theory data **)
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structure GlobalLocalesData = TheoryDataFun
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(struct
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  val name = "Isar/locales";
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  type T = NameSpace.T * locale Symtab.table * Registrations.T Symtab.table;
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    (* 1st entry: locale namespace,
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       2nd entry: locales of the theory,
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       3rd entry: registrations, indexed by locale name *)
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  val empty = (NameSpace.empty, Symtab.empty, Symtab.empty);
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  val copy = I;
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  val extend = I;
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  fun join_locs _ ({predicate, import, elems, params, lparams, abbrevs, regs}: locale,
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      {elems = elems', abbrevs = abbrevs', regs = regs', ...}: locale) =
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     {predicate = predicate,
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      import = import,
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      elems = gen_merge_lists (eq_snd (op =)) elems elems',
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      params = params,
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      lparams = lparams,
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      abbrevs = Library.merge (eq_snd (op =)) (abbrevs, abbrevs'),
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      regs = merge_alists regs regs'};
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  fun merge _ ((space1, locs1, regs1), (space2, locs2, regs2)) =
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    (NameSpace.merge (space1, space2), Symtab.join join_locs (locs1, locs2),
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     Symtab.join (K Registrations.join) (regs1, regs2));
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  fun print _ (space, locs, _) =
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    Pretty.strs ("locales:" :: map #1 (NameSpace.extern_table (space, locs)))
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    |> Pretty.writeln;
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end);
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val _ = Context.add_setup GlobalLocalesData.init;
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(** context data **)
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structure LocalLocalesData = ProofDataFun
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(struct
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  val name = "Isar/locales";
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  type T = Registrations.T Symtab.table;
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    (* registrations, indexed by locale name *)
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  fun init _ = Symtab.empty;
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  fun print _ _ = ();
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end);
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val _ = Context.add_setup LocalLocalesData.init;
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(* access locales *)
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val print_locales = GlobalLocalesData.print;
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val intern = NameSpace.intern o #1 o GlobalLocalesData.get;
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val extern = NameSpace.extern o #1 o GlobalLocalesData.get;
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fun declare_locale name thy =
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  thy |> GlobalLocalesData.map (fn (space, locs, regs) =>
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   315
    (Sign.declare_name thy name space, locs, regs));
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1ff33f896720 moved locale.ML to Isar/locale.ML;
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fun put_locale name loc =
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  GlobalLocalesData.map (fn (space, locs, regs) =>
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    (space, Symtab.update (name, loc) locs, regs));
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   320
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
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fun get_locale thy name = Symtab.lookup (#2 (GlobalLocalesData.get thy)) name;
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   323
fun the_locale thy name =
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   324
  (case get_locale thy name of
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    SOME loc => loc
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   326
  | NONE => error ("Unknown locale " ^ quote name));
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fun change_locale name f thy =
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   329
  let
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   330
    val {predicate, import, elems, params, lparams, abbrevs, regs} = the_locale thy name;
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    val (predicate', import', elems', params', lparams', abbrevs', regs') =
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   332
      f (predicate, import, elems, params, lparams, abbrevs, regs);
18806
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   333
  in
0d2aa1cceb7d init: include view;
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   334
    put_locale name {predicate = predicate', import = import', elems = elems',
19278
4d762b77d319 Internal restructuring: local parameters.
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diff changeset
   335
      params = params', lparams = lparams', abbrevs = abbrevs', regs = regs'} thy
18806
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   336
  end;
0d2aa1cceb7d init: include view;
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   337
12046
a404358fd965 locale elements;
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parents: 12014
diff changeset
   338
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(* access registrations *)
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(* Ids of global registrations are varified,
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   342
   Ids of local registrations are not.
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   343
   Thms of registrations are never varified. *)
1da4ce092c0b First release of interpretation commands.
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   344
15624
484178635bd8 Further work on interpretation commands. New command `interpret' for
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(* retrieve registration from theory or context *)
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   346
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fun gen_get_registrations get thy_ctxt name =
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  case Symtab.lookup (get thy_ctxt) name of
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      NONE => []
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7a567dcd4cda Subsumption of locale interpretations.
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    | SOME reg => Registrations.dest reg;
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   351
1da4ce092c0b First release of interpretation commands.
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val get_global_registrations =
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   353
     gen_get_registrations (#3 o GlobalLocalesData.get);
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   354
val get_local_registrations =
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parents: 15624
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   355
     gen_get_registrations LocalLocalesData.get;
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parents: 15624
diff changeset
   356
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   357
fun gen_get_registration get thy_of thy_ctxt (name, ps) =
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   358
  case Symtab.lookup (get thy_ctxt) name of
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484178635bd8 Further work on interpretation commands. New command `interpret' for
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   359
      NONE => NONE
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   360
    | SOME reg => Registrations.lookup (thy_of thy_ctxt) (reg, ps);
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diff changeset
   361
484178635bd8 Further work on interpretation commands. New command `interpret' for
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   362
val get_global_registration =
16458
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parents: 16346
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   363
     gen_get_registration (#3 o GlobalLocalesData.get) I;
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484178635bd8 Further work on interpretation commands. New command `interpret' for
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parents: 15623
diff changeset
   364
val get_local_registration =
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
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parents: 16346
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   365
     gen_get_registration LocalLocalesData.get ProofContext.theory_of;
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parents: 15574
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   366
18343
e36238ac5359 defines: beta/eta contract lhs;
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parents: 18330
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   367
val test_global_registration = is_some oo get_global_registration;
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   368
val test_local_registration = is_some oo get_local_registration;
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484178635bd8 Further work on interpretation commands. New command `interpret' for
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   369
fun smart_test_registration ctxt id =
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   370
  let
484178635bd8 Further work on interpretation commands. New command `interpret' for
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   371
    val thy = ProofContext.theory_of ctxt;
484178635bd8 Further work on interpretation commands. New command `interpret' for
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parents: 15623
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   372
  in
484178635bd8 Further work on interpretation commands. New command `interpret' for
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parents: 15623
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   373
    test_global_registration thy id orelse test_local_registration ctxt id
484178635bd8 Further work on interpretation commands. New command `interpret' for
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parents: 15623
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   374
  end;
484178635bd8 Further work on interpretation commands. New command `interpret' for
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parents: 15623
diff changeset
   375
484178635bd8 Further work on interpretation commands. New command `interpret' for
ballarin
parents: 15623
diff changeset
   376
15837
7a567dcd4cda Subsumption of locale interpretations.
ballarin
parents: 15801
diff changeset
   377
(* add registration to theory or context, ignored if subsumed *)
15624
484178635bd8 Further work on interpretation commands. New command `interpret' for
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parents: 15623
diff changeset
   378
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16346
diff changeset
   379
fun gen_put_registration map_data thy_of (name, ps) attn thy_ctxt =
15837
7a567dcd4cda Subsumption of locale interpretations.
ballarin
parents: 15801
diff changeset
   380
  map_data (fn regs =>
7a567dcd4cda Subsumption of locale interpretations.
ballarin
parents: 15801
diff changeset
   381
    let
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16346
diff changeset
   382
      val thy = thy_of thy_ctxt;
18343
e36238ac5359 defines: beta/eta contract lhs;
wenzelm
parents: 18330
diff changeset
   383
      val reg = the_default Registrations.empty (Symtab.lookup regs name);
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16346
diff changeset
   384
      val (reg', sups) = Registrations.insert thy (ps, attn) reg;
15837
7a567dcd4cda Subsumption of locale interpretations.
ballarin
parents: 15801
diff changeset
   385
      val _ = if not (null sups) then warning
7a567dcd4cda Subsumption of locale interpretations.
ballarin
parents: 15801
diff changeset
   386
                ("Subsumed interpretation(s) of locale " ^
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16346
diff changeset
   387
                 quote (extern thy name) ^
15837
7a567dcd4cda Subsumption of locale interpretations.
ballarin
parents: 15801
diff changeset
   388
                 "\nby interpretation(s) with the following prefix(es):\n" ^
7a567dcd4cda Subsumption of locale interpretations.
ballarin
parents: 15801
diff changeset
   389
                  commas_quote (map (fn (_, ((s, _), _)) => s) sups))
7a567dcd4cda Subsumption of locale interpretations.
ballarin
parents: 15801
diff changeset
   390
              else ();
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17384
diff changeset
   391
    in Symtab.update (name, reg') regs end) thy_ctxt;
15624
484178635bd8 Further work on interpretation commands. New command `interpret' for
ballarin
parents: 15623
diff changeset
   392
484178635bd8 Further work on interpretation commands. New command `interpret' for
ballarin
parents: 15623
diff changeset
   393
val put_global_registration =
484178635bd8 Further work on interpretation commands. New command `interpret' for
ballarin
parents: 15623
diff changeset
   394
     gen_put_registration (fn f =>
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16346
diff changeset
   395
       GlobalLocalesData.map (fn (space, locs, regs) => (space, locs, f regs))) I;
15837
7a567dcd4cda Subsumption of locale interpretations.
ballarin
parents: 15801
diff changeset
   396
val put_local_registration =
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16346
diff changeset
   397
     gen_put_registration LocalLocalesData.map ProofContext.theory_of;
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   398
18806
0d2aa1cceb7d init: include view;
wenzelm
parents: 18795
diff changeset
   399
fun put_registration_in_locale name id =
19278
4d762b77d319 Internal restructuring: local parameters.
ballarin
parents: 19276
diff changeset
   400
  change_locale name (fn (predicate, import, elems, params, lparams, abbrevs, regs) =>
4d762b77d319 Internal restructuring: local parameters.
ballarin
parents: 19276
diff changeset
   401
    (predicate, import, elems, params, lparams, abbrevs, regs @ [(id, [])]));
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   402
15624
484178635bd8 Further work on interpretation commands. New command `interpret' for
ballarin
parents: 15623
diff changeset
   403
484178635bd8 Further work on interpretation commands. New command `interpret' for
ballarin
parents: 15623
diff changeset
   404
(* add witness theorem to registration in theory or context,
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   405
   ignored if registration not present *)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   406
18123
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   407
fun add_witness (name, ps) thm =
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   408
  Symtab.map_entry name (Registrations.add_witness ps thm);
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   409
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   410
fun add_global_witness id thm =
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   411
  GlobalLocalesData.map (fn (space, locs, regs) => (space, locs, add_witness id thm regs));
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   412
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   413
val add_local_witness = LocalLocalesData.map oo add_witness;
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   414
18806
0d2aa1cceb7d init: include view;
wenzelm
parents: 18795
diff changeset
   415
fun add_witness_in_locale name id thm =
19278
4d762b77d319 Internal restructuring: local parameters.
ballarin
parents: 19276
diff changeset
   416
  change_locale name (fn (predicate, import, elems, params, lparams, abbrevs, regs) =>
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   417
    let
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   418
      fun add (id', thms) =
18806
0d2aa1cceb7d init: include view;
wenzelm
parents: 18795
diff changeset
   419
        if id = id' then (id', thm :: thms) else (id', thms);
19278
4d762b77d319 Internal restructuring: local parameters.
ballarin
parents: 19276
diff changeset
   420
    in (predicate, import, elems, params, lparams, abbrevs, map add regs) end);
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   421
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   422
15624
484178635bd8 Further work on interpretation commands. New command `interpret' for
ballarin
parents: 15623
diff changeset
   423
(* printing of registrations *)
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   424
17138
ad4c98fd367b Interpretation in locales: extended back end;
ballarin
parents: 17109
diff changeset
   425
fun gen_print_registrations get_regs mk_ctxt msg show_wits loc thy_ctxt =
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   426
  let
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   427
    val ctxt = mk_ctxt thy_ctxt;
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   428
    val thy = ProofContext.theory_of ctxt;
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   429
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   430
    val prt_term = Pretty.quote o ProofContext.pretty_term ctxt;
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   431
    fun prt_inst ts =
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   432
        Pretty.enclose "(" ")" (Pretty.breaks (map prt_term ts));
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   433
    fun prt_attn (prfx, atts) =
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   434
        Pretty.breaks (Pretty.str prfx :: Args.pretty_attribs ctxt atts);
18123
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   435
    fun prt_thm (_, th) = Pretty.quote (ProofContext.pretty_thm ctxt th);
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   436
    fun prt_thms thms =
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   437
        Pretty.enclose "[" "]" (Pretty.breaks (map prt_thm thms));
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   438
    fun prt_reg (ts, (("", []), thms)) =
17138
ad4c98fd367b Interpretation in locales: extended back end;
ballarin
parents: 17109
diff changeset
   439
        if show_wits
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   440
          then Pretty.block [prt_inst ts, Pretty.fbrk, prt_thms thms]
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   441
          else prt_inst ts
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   442
      | prt_reg (ts, (attn, thms)) =
17138
ad4c98fd367b Interpretation in locales: extended back end;
ballarin
parents: 17109
diff changeset
   443
        if show_wits
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   444
          then Pretty.block ((prt_attn attn @
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   445
            [Pretty.str ":", Pretty.brk 1, prt_inst ts, Pretty.fbrk,
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   446
              prt_thms thms]))
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   447
          else Pretty.block ((prt_attn attn @
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   448
            [Pretty.str ":", Pretty.brk 1, prt_inst ts]));
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   449
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16346
diff changeset
   450
    val loc_int = intern thy loc;
15624
484178635bd8 Further work on interpretation commands. New command `interpret' for
ballarin
parents: 15623
diff changeset
   451
    val regs = get_regs thy_ctxt;
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17384
diff changeset
   452
    val loc_regs = Symtab.lookup regs loc_int;
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   453
  in
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   454
    (case loc_regs of
17355
5b31131c0365 load late, after proof.ML;
wenzelm
parents: 17316
diff changeset
   455
        NONE => Pretty.str ("no interpretations in " ^ msg)
15763
b901a127ac73 Interpretation supports statically scoped attributes; documentation.
ballarin
parents: 15749
diff changeset
   456
      | SOME r => let
15837
7a567dcd4cda Subsumption of locale interpretations.
ballarin
parents: 15801
diff changeset
   457
            val r' = Registrations.dest r;
15763
b901a127ac73 Interpretation supports statically scoped attributes; documentation.
ballarin
parents: 15749
diff changeset
   458
            val r'' = Library.sort_wrt (fn (_, ((prfx, _), _)) => prfx) r';
17355
5b31131c0365 load late, after proof.ML;
wenzelm
parents: 17316
diff changeset
   459
          in Pretty.big_list ("interpretations in " ^ msg ^ ":")
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   460
            (map prt_reg r'')
15763
b901a127ac73 Interpretation supports statically scoped attributes; documentation.
ballarin
parents: 15749
diff changeset
   461
          end)
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   462
    |> Pretty.writeln
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   463
  end;
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   464
15624
484178635bd8 Further work on interpretation commands. New command `interpret' for
ballarin
parents: 15623
diff changeset
   465
val print_global_registrations =
484178635bd8 Further work on interpretation commands. New command `interpret' for
ballarin
parents: 15623
diff changeset
   466
     gen_print_registrations (#3 o GlobalLocalesData.get)
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   467
       ProofContext.init "theory";
15624
484178635bd8 Further work on interpretation commands. New command `interpret' for
ballarin
parents: 15623
diff changeset
   468
val print_local_registrations' =
484178635bd8 Further work on interpretation commands. New command `interpret' for
ballarin
parents: 15623
diff changeset
   469
     gen_print_registrations LocalLocalesData.get
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   470
       I "context";
17138
ad4c98fd367b Interpretation in locales: extended back end;
ballarin
parents: 17109
diff changeset
   471
fun print_local_registrations show_wits loc ctxt =
ad4c98fd367b Interpretation in locales: extended back end;
ballarin
parents: 17109
diff changeset
   472
  (print_global_registrations show_wits loc (ProofContext.theory_of ctxt);
ad4c98fd367b Interpretation in locales: extended back end;
ballarin
parents: 17109
diff changeset
   473
   print_local_registrations' show_wits loc ctxt);
15624
484178635bd8 Further work on interpretation commands. New command `interpret' for
ballarin
parents: 15623
diff changeset
   474
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   475
12277
2b28d7dd91f5 improved ordering of evaluated elements;
wenzelm
parents: 12273
diff changeset
   476
(* diagnostics *)
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   477
12277
2b28d7dd91f5 improved ordering of evaluated elements;
wenzelm
parents: 12273
diff changeset
   478
fun err_in_locale ctxt msg ids =
2b28d7dd91f5 improved ordering of evaluated elements;
wenzelm
parents: 12273
diff changeset
   479
  let
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16346
diff changeset
   480
    val thy = ProofContext.theory_of ctxt;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   481
    fun prt_id (name, parms) =
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16346
diff changeset
   482
      [Pretty.block (Pretty.breaks (map Pretty.str (extern thy name :: parms)))];
19482
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19423
diff changeset
   483
    val prt_ids = flat (separate [Pretty.str " +", Pretty.brk 1] (map prt_id ids));
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   484
    val err_msg =
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   485
      if forall (equal "" o #1) ids then msg
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   486
      else msg ^ "\n" ^ Pretty.string_of (Pretty.block
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   487
        (Pretty.str "The error(s) above occurred in locale:" :: Pretty.brk 1 :: prt_ids));
18678
dd0c569fa43d sane ERROR handling;
wenzelm
parents: 18671
diff changeset
   488
  in error err_msg end;
12063
4c16bdee47d4 added add_locale(_i) and store_thm;
wenzelm
parents: 12058
diff changeset
   489
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   490
fun err_in_locale' ctxt msg ids' = err_in_locale ctxt msg (map fst ids');
12277
2b28d7dd91f5 improved ordering of evaluated elements;
wenzelm
parents: 12273
diff changeset
   491
2b28d7dd91f5 improved ordering of evaluated elements;
wenzelm
parents: 12273
diff changeset
   492
12046
a404358fd965 locale elements;
wenzelm
parents: 12014
diff changeset
   493
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   494
(** witnesses -- protected facts **)
18123
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   495
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   496
fun assume_protected thy t =
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   497
  (t, Goal.protect (Thm.assume (Thm.cterm_of thy t)));
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   498
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   499
fun prove_protected thy t tac =
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   500
  (t, Goal.prove thy [] [] (Logic.protect t) (fn _ =>
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   501
    Tactic.rtac Drule.protectI 1 THEN tac));
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   502
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   503
val conclude_protected = Goal.conclude #> Goal.norm_hhf;
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   504
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   505
fun satisfy_protected pths thm =
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   506
  let
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   507
    fun satisfy chyp =
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   508
      (case find_first (fn (t, _) => Thm.term_of chyp aconv t) pths of
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   509
        NONE => I
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   510
      | SOME (_, th) => Drule.implies_intr_protected [chyp] #> Goal.comp_hhf th);
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   511
  in fold satisfy (#hyps (Thm.crep_thm thm)) thm end;
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   512
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   513
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   514
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   515
(** structured contexts: rename + merge + implicit type instantiation **)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   516
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   517
(* parameter types *)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   518
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   519
fun frozen_tvars ctxt Ts =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   520
  let
16861
7446b4be013b tuned fold on terms;
wenzelm
parents: 16850
diff changeset
   521
    val tvars = rev (fold Term.add_tvarsT Ts []);
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   522
    val tfrees = map TFree
14695
9c78044b99c3 improved Term.invent_names;
wenzelm
parents: 14643
diff changeset
   523
      (Term.invent_names (ProofContext.used_types ctxt) "'a" (length tvars) ~~ map #2 tvars);
18343
e36238ac5359 defines: beta/eta contract lhs;
wenzelm
parents: 18330
diff changeset
   524
  in map (fn ((xi, S), T) => (xi, (S, T))) (tvars ~~ tfrees) end;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   525
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   526
fun unify_frozen ctxt maxidx Ts Us =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   527
  let
18343
e36238ac5359 defines: beta/eta contract lhs;
wenzelm
parents: 18330
diff changeset
   528
    fun paramify NONE i = (NONE, i)
e36238ac5359 defines: beta/eta contract lhs;
wenzelm
parents: 18330
diff changeset
   529
      | paramify (SOME T) i = apfst SOME (TypeInfer.paramify_dummies T i);
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   530
18343
e36238ac5359 defines: beta/eta contract lhs;
wenzelm
parents: 18330
diff changeset
   531
    val (Ts', maxidx') = fold_map paramify Ts maxidx;
e36238ac5359 defines: beta/eta contract lhs;
wenzelm
parents: 18330
diff changeset
   532
    val (Us', maxidx'') = fold_map paramify Us maxidx';
16947
c6a90f04924e Sign.typ_unify;
wenzelm
parents: 16861
diff changeset
   533
    val thy = ProofContext.theory_of ctxt;
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   534
18190
b7748c77562f tuned Pattern.match/unify;
wenzelm
parents: 18137
diff changeset
   535
    fun unify (SOME T, SOME U) env = (Sign.typ_unify thy (U, T) env
b7748c77562f tuned Pattern.match/unify;
wenzelm
parents: 18137
diff changeset
   536
          handle Type.TUNIFY => raise TYPE ("unify_frozen: failed to unify types", [U, T], []))
b7748c77562f tuned Pattern.match/unify;
wenzelm
parents: 18137
diff changeset
   537
      | unify _ env = env;
b7748c77562f tuned Pattern.match/unify;
wenzelm
parents: 18137
diff changeset
   538
    val (unifier, _) = fold unify (Ts' ~~ Us') (Vartab.empty, maxidx'');
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   539
    val Vs = map (Option.map (Envir.norm_type unifier)) Us';
19482
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19423
diff changeset
   540
    val unifier' = Vartab.extend (unifier, frozen_tvars ctxt (map_filter I Vs));
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   541
  in map (Option.map (Envir.norm_type unifier')) Vs end;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   542
19482
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19423
diff changeset
   543
fun params_of elemss = distinct (eq_fst (op =)) (maps (snd o fst) elemss);
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19423
diff changeset
   544
fun params_of' elemss = distinct (eq_fst (op =)) (maps (snd o fst o fst) elemss);
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   545
fun params_syn_of syn elemss =
19482
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19423
diff changeset
   546
  distinct (eq_fst (op =)) (maps (snd o fst) elemss) |>
18343
e36238ac5359 defines: beta/eta contract lhs;
wenzelm
parents: 18330
diff changeset
   547
    map (apfst (fn x => (x, the (Symtab.lookup syn x))));
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   548
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   549
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   550
(* CB: param_types has the following type:
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   551
  ('a * 'b option) list -> ('a * 'b) list *)
19482
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19423
diff changeset
   552
fun param_types ps = map_filter (fn (_, NONE) => NONE | (x, SOME T) => SOME (x, T)) ps;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   553
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   554
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   555
fun merge_syntax ctxt ids ss = Symtab.merge (op =) ss
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   556
  handle Symtab.DUPS xs => err_in_locale ctxt
16105
a44801c499cb SML/NJ compatibility.
ballarin
parents: 16103
diff changeset
   557
    ("Conflicting syntax for parameter(s): " ^ commas_quote xs) (map fst ids);
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   558
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   559
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   560
(* Distinction of assumed vs. derived identifiers.
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   561
   The former may have axioms relating assumptions of the context to
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   562
   assumptions of the specification fragment (for locales with
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   563
   predicates).  The latter have witness theorems relating assumptions of the
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   564
   specification fragment to assumptions of other (assumed) specification
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   565
   fragments. *)
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   566
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   567
datatype 'a mode = Assumed of 'a | Derived of 'a;
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   568
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   569
fun map_mode f (Assumed x) = Assumed (f x)
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   570
  | map_mode f (Derived x) = Derived (f x);
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   571
18123
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   572
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   573
(* flatten expressions *)
11896
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   574
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   575
local
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   576
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   577
fun unique_parms ctxt elemss =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   578
  let
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   579
    val param_decls =
19482
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19423
diff changeset
   580
      maps (fn (((name, (ps, qs)), _), _) => map (rpair (name, ps)) qs) elemss
18952
0388d0b0f3d5 TableFun: renamed xxx_multi to xxx_list;
wenzelm
parents: 18917
diff changeset
   581
      |> Symtab.make_list |> Symtab.dest;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   582
  in
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   583
    (case find_first (fn (_, ids) => length ids > 1) param_decls of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   584
      SOME (q, ids) => err_in_locale ctxt ("Multiple declaration of parameter " ^ quote q)
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   585
          (map (apsnd (map fst)) ids)
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   586
    | NONE => map (apfst (apfst (apsnd #1))) elemss)
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   587
  end;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   588
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   589
fun unify_parms ctxt fixed_parms raw_parmss =
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   590
  let
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16346
diff changeset
   591
    val thy = ProofContext.theory_of ctxt;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   592
    val maxidx = length raw_parmss;
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   593
    val idx_parmss = (0 upto maxidx - 1) ~~ raw_parmss;
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   594
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   595
    fun varify i = Term.map_type_tfree (fn (a, S) => TVar ((a, i), S));
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   596
    fun varify_parms (i, ps) = map (apsnd (varify i)) (param_types ps);
19482
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19423
diff changeset
   597
    val parms = fixed_parms @ maps varify_parms idx_parmss;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   598
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   599
    fun unify T U envir = Sign.typ_unify thy (U, T) envir
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   600
      handle Type.TUNIFY =>
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   601
        let val prt = Sign.string_of_typ thy in
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   602
          raise TYPE ("unify_parms: failed to unify types " ^
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   603
            prt U ^ " and " ^ prt T, [U, T], [])
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   604
        end;
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   605
    fun unify_list (T :: Us) = fold (unify T) Us
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   606
      | unify_list [] = I;
18952
0388d0b0f3d5 TableFun: renamed xxx_multi to xxx_list;
wenzelm
parents: 18917
diff changeset
   607
    val (unifier, _) = fold unify_list (map #2 (Symtab.dest (Symtab.make_list parms)))
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   608
      (Vartab.empty, maxidx);
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   609
19061
ffbbac0261c9 removed distinct, renamed gen_distinct to distinct;
wenzelm
parents: 19025
diff changeset
   610
    val parms' = map (apsnd (Envir.norm_type unifier)) (distinct (eq_fst (op =)) parms);
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   611
    val unifier' = Vartab.extend (unifier, frozen_tvars ctxt (map #2 parms'));
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   612
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   613
    fun inst_parms (i, ps) =
19482
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19423
diff changeset
   614
      foldr Term.add_typ_tfrees [] (map_filter snd ps)
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19423
diff changeset
   615
      |> map_filter (fn (a, S) =>
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   616
          let val T = Envir.norm_type unifier' (TVar ((a, i), S))
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   617
          in if T = TFree (a, S) then NONE else SOME (a, T) end)
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   618
      |> Symtab.make;
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   619
  in map inst_parms idx_parmss end;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   620
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   621
in
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   622
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   623
fun unify_elemss _ _ [] = []
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   624
  | unify_elemss _ [] [elems] = [elems]
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   625
  | unify_elemss ctxt fixed_parms elemss =
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   626
      let
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   627
        val thy = ProofContext.theory_of ctxt;
17756
d4a35f82fbb4 minor tweaks for Poplog/ML;
wenzelm
parents: 17496
diff changeset
   628
        val envs = unify_parms ctxt fixed_parms (map (snd o fst o fst) elemss);
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   629
        fun inst ((((name, ps), mode), elems), env) =
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   630
          (((name, map (apsnd (Option.map (Element.instT_type env))) ps),
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   631
              map_mode (map (fn (t, th) =>
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   632
                (Element.instT_term env t, Element.instT_thm thy env th))) mode),
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   633
            map (Element.instT_ctxt thy env) elems);
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   634
      in map inst (elemss ~~ envs) end;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   635
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   636
(* like unify_elemss, but does not touch mode, additional
16736
1e792b32abef Preparations for interpretation of locales in locales.
ballarin
parents: 16620
diff changeset
   637
   parameter c_parms for enforcing further constraints (eg. syntax) *)
18343
e36238ac5359 defines: beta/eta contract lhs;
wenzelm
parents: 18330
diff changeset
   638
(* FIXME avoid code duplication *)
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   639
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   640
fun unify_elemss' _ _ [] [] = []
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   641
  | unify_elemss' _ [] [elems] [] = [elems]
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   642
  | unify_elemss' ctxt fixed_parms elemss c_parms =
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   643
      let
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   644
        val thy = ProofContext.theory_of ctxt;
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   645
        val envs =
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   646
          unify_parms ctxt fixed_parms (map (snd o fst o fst) elemss @ map single c_parms);
17033
f4c1ce91aa3c Release of interpretation in locale.
ballarin
parents: 17000
diff changeset
   647
        fun inst ((((name, ps), (ps', mode)), elems), env) =
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   648
          (((name, map (apsnd (Option.map (Element.instT_type env))) ps), (ps', mode)),
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   649
           map (Element.instT_ctxt thy env) elems);
18343
e36238ac5359 defines: beta/eta contract lhs;
wenzelm
parents: 18330
diff changeset
   650
      in map inst (elemss ~~ Library.take (length elemss, envs)) end;
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   651
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   652
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   653
(* flatten_expr:
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   654
   Extend list of identifiers by those new in locale expression expr.
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   655
   Compute corresponding list of lists of locale elements (one entry per
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   656
   identifier).
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   657
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   658
   Identifiers represent locale fragments and are in an extended form:
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   659
     ((name, ps), (ax_ps, axs))
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   660
   (name, ps) is the locale name with all its parameters.
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   661
   (ax_ps, axs) is the locale axioms with its parameters;
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   662
     axs are always taken from the top level of the locale hierarchy,
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   663
     hence axioms may contain additional parameters from later fragments:
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   664
     ps subset of ax_ps.  axs is either singleton or empty.
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   665
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   666
   Elements are enriched by identifier-like information:
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   667
     (((name, ax_ps), axs), elems)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   668
   The parameters in ax_ps are the axiom parameters, but enriched by type
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   669
   info: now each entry is a pair of string and typ option.  Axioms are
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   670
   type-instantiated.
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   671
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   672
*)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   673
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   674
fun flatten_expr ctxt ((prev_idents, prev_syntax), expr) =
12014
035ab884b9e0 beginnings of new locales (not yet functional);
wenzelm
parents: 11896
diff changeset
   675
  let
035ab884b9e0 beginnings of new locales (not yet functional);
wenzelm
parents: 11896
diff changeset
   676
    val thy = ProofContext.theory_of ctxt;
12263
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   677
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   678
    fun renaming (SOME x :: xs) (y :: ys) = (y, x) :: renaming xs ys
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   679
      | renaming (NONE :: xs) (y :: ys) = renaming xs ys
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   680
      | renaming [] _ = []
18678
dd0c569fa43d sane ERROR handling;
wenzelm
parents: 18671
diff changeset
   681
      | renaming xs [] = error ("Too many arguments in renaming: " ^
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   682
          commas (map (fn NONE => "_" | SOME x => quote (fst x)) xs));
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   683
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   684
    fun rename_parms top ren ((name, ps), (parms, mode)) =
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   685
      let val ps' = map (Element.rename ren) ps in
18964
67f572e03236 renamed gen_duplicates to duplicates;
wenzelm
parents: 18952
diff changeset
   686
        (case duplicates (op =) ps' of
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   687
          [] => ((name, ps'),
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   688
                 if top then (map (Element.rename ren) parms,
18123
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   689
                   map_mode (map (fn (t, th) =>
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   690
                     (Element.rename_term ren t, Element.rename_thm ren th))) mode)
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   691
                 else (parms, mode))
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   692
        | dups => err_in_locale ctxt ("Duplicate parameters: " ^ commas_quote dups) [(name, ps')])
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   693
      end;
12263
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   694
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   695
    (* add registrations of (name, ps), recursively;
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   696
       adjust hyps of witness theorems *)
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   697
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   698
    fun add_regs (name, ps) (ths, ids) =
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   699
        let
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   700
          val {params, regs, ...} = the_locale thy name;
19278
4d762b77d319 Internal restructuring: local parameters.
ballarin
parents: 19276
diff changeset
   701
          val ps' = map #1 params;
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   702
          val ren = map #1 ps' ~~ map (fn (x, _) => (x, NONE)) ps;
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   703
            (* dummy syntax, since required by rename *)
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   704
          val ps'' = map (fn ((p, _), (_, T)) => (p, T)) (ps ~~ ps');
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   705
          val [env] = unify_parms ctxt ps [map (apsnd SOME) ps''];
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   706
            (* propagate parameter types, to keep them consistent *)
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   707
          val regs' = map (fn ((name, ps), ths) =>
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   708
              ((name, map (Element.rename ren) ps), ths)) regs;
17496
26535df536ae slight adaptions to library changes
haftmann
parents: 17485
diff changeset
   709
          val new_regs = gen_rems (eq_fst (op =)) (regs', ids);
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   710
          val new_ids = map fst new_regs;
17485
c39871c52977 introduced AList module
haftmann
parents: 17449
diff changeset
   711
          val new_idTs = map (apsnd (map (fn p => (p, (the o AList.lookup (op =) ps) p)))) new_ids;
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   712
18123
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   713
          val new_ths = new_regs |> map (fn (_, ths') => ths' |> map (fn (t, th) =>
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   714
           (t |> Element.instT_term env |> Element.rename_term ren,
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   715
            th |> Element.instT_thm thy env |> Element.rename_thm ren |> satisfy_protected ths)));
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   716
          val new_ids' = map (fn (id, ths) =>
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   717
              (id, ([], Derived ths))) (new_ids ~~ new_ths);
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   718
        in
19482
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19423
diff changeset
   719
          fold add_regs new_idTs (ths @ flat new_ths, ids @ new_ids')
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   720
        end;
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   721
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   722
    (* distribute top-level axioms over assumed ids *)
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   723
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   724
    fun axiomify all_ps ((name, parms), (_, Assumed _)) axioms =
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   725
        let
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   726
          val {elems, ...} = the_locale thy name;
19482
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19423
diff changeset
   727
          val ts = maps
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19423
diff changeset
   728
            (fn (Assumes asms, _) => maps (map #1 o #2) asms
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   729
              | _ => [])
19482
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19423
diff changeset
   730
            elems;
19018
88b4979193d8 added abbreviations: activated by init, no expressions yet;
wenzelm
parents: 18964
diff changeset
   731
          val (axs1, axs2) = chop (length ts) axioms;
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   732
        in (((name, parms), (all_ps, Assumed axs1)), axs2) end
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   733
      | axiomify all_ps (id, (_, Derived ths)) axioms =
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   734
          ((id, (all_ps, Derived ths)), axioms);
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   735
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   736
    (* identifiers of an expression *)
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   737
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   738
    fun identify top (Locale name) =
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   739
    (* CB: ids_ax is a list of tuples of the form ((name, ps), axs),
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   740
       where name is a locale name, ps a list of parameter names and axs
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   741
       a list of axioms relating to the identifier, axs is empty unless
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   742
       identify at top level (top = true);
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   743
       parms is accumulated list of parameters *)
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   744
          let
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   745
            val {predicate = (_, axioms), import, params, ...} =
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   746
              the_locale thy name;
19278
4d762b77d319 Internal restructuring: local parameters.
ballarin
parents: 19276
diff changeset
   747
            val ps = map (#1 o #1) params;
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   748
            val (ids', parms', _) = identify false import;
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   749
                (* acyclic import dependencies *)
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   750
            val ids'' = ids' @ [((name, ps), ([], Assumed []))];
19278
4d762b77d319 Internal restructuring: local parameters.
ballarin
parents: 19276
diff changeset
   751
            val (_, ids''') = add_regs (name, map #1 params) ([], ids'');
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   752
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   753
            val ids_ax = if top then fst
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   754
                 (fold_map (axiomify ps) ids''' axioms)
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   755
              else ids''';
19278
4d762b77d319 Internal restructuring: local parameters.
ballarin
parents: 19276
diff changeset
   756
            val syn = Symtab.make (map (apfst fst) params);
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   757
            in (ids_ax, merge_lists parms' ps, syn) end
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   758
      | identify top (Rename (e, xs)) =
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   759
          let
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   760
            val (ids', parms', syn') = identify top e;
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   761
            val ren = renaming xs parms'
18678
dd0c569fa43d sane ERROR handling;
wenzelm
parents: 18671
diff changeset
   762
              handle ERROR msg => err_in_locale' ctxt msg ids';
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   763
19061
ffbbac0261c9 removed distinct, renamed gen_distinct to distinct;
wenzelm
parents: 19025
diff changeset
   764
            val ids'' = distinct (eq_fst (op =)) (map (rename_parms top ren) ids');
19482
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19423
diff changeset
   765
            val parms'' = distinct (op =) (maps (#2 o #1) ids'');
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   766
            val syn'' = syn' |> Symtab.dest |> map (Element.rename_var ren) |> Symtab.make;
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   767
            (* check for conflicting syntax? *)
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   768
          in (ids'', parms'', syn'') end
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   769
      | identify top (Merge es) =
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   770
          fold (fn e => fn (ids, parms, syn) =>
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   771
                   let
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   772
                     val (ids', parms', syn') = identify top e
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   773
                   in
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   774
                     (merge_alists ids ids',
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   775
                      merge_lists parms parms',
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   776
                      merge_syntax ctxt ids' (syn, syn'))
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   777
                   end)
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   778
            es ([], [], Symtab.empty);
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   779
12014
035ab884b9e0 beginnings of new locales (not yet functional);
wenzelm
parents: 11896
diff changeset
   780
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   781
    (* CB: enrich identifiers by parameter types and
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   782
       the corresponding elements (with renamed parameters),
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   783
       also takes care of parameter syntax *)
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   784
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   785
    fun eval syn ((name, xs), axs) =
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   786
      let
19278
4d762b77d319 Internal restructuring: local parameters.
ballarin
parents: 19276
diff changeset
   787
        val {params = ps, lparams = qs, elems, ...} = the_locale thy name;
16620
2a7f46324218 Proper treatment of beta-redexes in witness theorems.
ballarin
parents: 16458
diff changeset
   788
        val ps' = map (apsnd SOME o #1) ps;
18671
621efeed255b uniform handling of fixes;
wenzelm
parents: 18617
diff changeset
   789
        fun lookup_syn x = (case Symtab.lookup syn x of SOME Structure => NONE | opt => opt);
621efeed255b uniform handling of fixes;
wenzelm
parents: 18617
diff changeset
   790
        val ren = map #1 ps' ~~ map (fn x => (x, lookup_syn x)) xs;
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   791
        val (params', elems') =
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   792
          if null ren then ((ps', qs), map #1 elems)
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   793
          else ((map (apfst (Element.rename ren)) ps', map (Element.rename ren) qs),
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   794
            map (Element.rename_ctxt ren o #1) elems);
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   795
        val elems'' = elems' |> map (Element.map_ctxt
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   796
          {var = I, typ = I, term = I, fact = I, attrib = I,
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   797
            name = NameSpace.qualified (space_implode "_" xs)});
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   798
      in (((name, params'), axs), elems'') end;
12307
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   799
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   800
    (* type constraint for renamed parameter with syntax *)
18343
e36238ac5359 defines: beta/eta contract lhs;
wenzelm
parents: 18330
diff changeset
   801
    fun mixfix_type mx =
18671
621efeed255b uniform handling of fixes;
wenzelm
parents: 18617
diff changeset
   802
      SOME (Type.freeze_type (#1 (TypeInfer.paramify_dummies (TypeInfer.mixfixT mx) 0)));
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   803
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   804
    (* compute identifiers and syntax, merge with previous ones *)
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
   805
    val (ids, _, syn) = identify true expr;
17496
26535df536ae slight adaptions to library changes
haftmann
parents: 17485
diff changeset
   806
    val idents = gen_rems (eq_fst (op =)) (ids, prev_idents);
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   807
    val syntax = merge_syntax ctxt ids (syn, prev_syntax);
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   808
    (* add types to params, check for unique params and unify them *)
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   809
    val raw_elemss = unique_parms ctxt (map (eval syntax) idents);
18671
621efeed255b uniform handling of fixes;
wenzelm
parents: 18617
diff changeset
   810
    val elemss = unify_elemss' ctxt [] raw_elemss (map (apsnd mixfix_type) (Symtab.dest syntax));
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   811
    (* replace params in ids by params from axioms,
17033
f4c1ce91aa3c Release of interpretation in locale.
ballarin
parents: 17000
diff changeset
   812
       adjust types in mode *)
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   813
    val all_params' = params_of' elemss;
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   814
    val all_params = param_types all_params';
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   815
    val elemss' = map (fn (((name, _), (ps, mode)), elems) =>
17485
c39871c52977 introduced AList module
haftmann
parents: 17449
diff changeset
   816
         (((name, map (fn p => (p, AList.lookup (op =) all_params p)) ps), mode), elems))
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   817
         elemss;
18123
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   818
    fun inst_th (t, th) = let
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   819
         val {hyps, prop, ...} = Thm.rep_thm th;
16861
7446b4be013b tuned fold on terms;
wenzelm
parents: 16850
diff changeset
   820
         val ps = map (apsnd SOME) (fold Term.add_frees (prop :: hyps) []);
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   821
         val [env] = unify_parms ctxt all_params [ps];
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   822
         val t' = Element.instT_term env t;
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   823
         val th' = Element.instT_thm thy env th;
18123
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   824
       in (t', th') end;
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   825
    val final_elemss = map (fn ((id, mode), elems) =>
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   826
         ((id, map_mode (map inst_th) mode), elems)) elemss';
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   827
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   828
  in ((prev_idents @ idents, syntax), final_elemss) end;
12046
a404358fd965 locale elements;
wenzelm
parents: 12014
diff changeset
   829
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   830
end;
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   831
12070
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   832
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   833
(* activate elements *)
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   834
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   835
local
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   836
18671
621efeed255b uniform handling of fixes;
wenzelm
parents: 18617
diff changeset
   837
fun axioms_export axs _ hyps =
18123
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   838
  satisfy_protected axs
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   839
  #> Drule.implies_intr_list (Library.drop (length axs, hyps))
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   840
  #> Seq.single;
12263
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   841
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   842
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   843
(* NB: derived ids contain only facts at this stage *)
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   844
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   845
fun activate_elem _ ((ctxt, mode), Fixes fixes) =
18671
621efeed255b uniform handling of fixes;
wenzelm
parents: 18617
diff changeset
   846
      ((ctxt |> ProofContext.add_fixes_i fixes |> snd, mode), [])
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   847
  | activate_elem _ ((ctxt, mode), Constrains _) =
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   848
      ((ctxt, mode), [])
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   849
  | activate_elem _ ((ctxt, Assumed axs), Assumes asms) =
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   850
      let
18728
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
   851
        val asms' = Attrib.map_specs (Attrib.attribute_i (ProofContext.theory_of ctxt)) asms;
19482
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19423
diff changeset
   852
        val ts = maps (map #1 o #2) asms';
19018
88b4979193d8 added abbreviations: activated by init, no expressions yet;
wenzelm
parents: 18964
diff changeset
   853
        val (ps, qs) = chop (length ts) axs;
17856
0551978bfda5 goal statements: accomodate before_qed argument;
wenzelm
parents: 17756
diff changeset
   854
        val (_, ctxt') =
18671
621efeed255b uniform handling of fixes;
wenzelm
parents: 18617
diff changeset
   855
          ctxt |> fold ProofContext.fix_frees ts
621efeed255b uniform handling of fixes;
wenzelm
parents: 18617
diff changeset
   856
          |> ProofContext.add_assms_i (axioms_export ps) asms';
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   857
      in ((ctxt', Assumed qs), []) end
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   858
  | activate_elem _ ((ctxt, Derived ths), Assumes asms) =
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   859
      ((ctxt, Derived ths), [])
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   860
  | activate_elem _ ((ctxt, Assumed axs), Defines defs) =
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   861
      let
18728
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
   862
        val defs' = Attrib.map_specs (Attrib.attribute_i (ProofContext.theory_of ctxt)) defs;
17856
0551978bfda5 goal statements: accomodate before_qed argument;
wenzelm
parents: 17756
diff changeset
   863
        val (_, ctxt') =
18831
f1315d118059 LocalDefs;
wenzelm
parents: 18806
diff changeset
   864
        ctxt |> ProofContext.add_assms_i LocalDefs.def_export
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   865
          (defs' |> map (fn ((name, atts), (t, ps)) =>
18952
0388d0b0f3d5 TableFun: renamed xxx_multi to xxx_list;
wenzelm
parents: 18917
diff changeset
   866
            let val ((c, _), t') = LocalDefs.cert_def ctxt t
19585
70a1ce3b23ae removed 'concl is' patterns;
wenzelm
parents: 19482
diff changeset
   867
            in ((if name = "" then Thm.def_name c else name, atts), [(t', ps)]) end))
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   868
      in ((ctxt', Assumed axs), []) end
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   869
  | activate_elem _ ((ctxt, Derived ths), Defines defs) =
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   870
      ((ctxt, Derived ths), [])
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   871
  | activate_elem is_ext ((ctxt, mode), Notes facts) =
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   872
      let
18728
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
   873
        val facts' = Attrib.map_facts (Attrib.attribute_i (ProofContext.theory_of ctxt)) facts;
17856
0551978bfda5 goal statements: accomodate before_qed argument;
wenzelm
parents: 17756
diff changeset
   874
        val (res, ctxt') = ctxt |> ProofContext.note_thmss_i facts';
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   875
      in ((ctxt', mode), if is_ext then res else []) end;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   876
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   877
fun activate_elems (((name, ps), mode), elems) ctxt =
17033
f4c1ce91aa3c Release of interpretation in locale.
ballarin
parents: 17000
diff changeset
   878
  let
18123
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   879
    val thy = ProofContext.theory_of ctxt;
17033
f4c1ce91aa3c Release of interpretation in locale.
ballarin
parents: 17000
diff changeset
   880
    val ((ctxt', _), res) =
f4c1ce91aa3c Release of interpretation in locale.
ballarin
parents: 17000
diff changeset
   881
        foldl_map (activate_elem (name = "")) ((ProofContext.qualified_names ctxt, mode), elems)
18678
dd0c569fa43d sane ERROR handling;
wenzelm
parents: 18671
diff changeset
   882
      handle ERROR msg => err_in_locale ctxt msg [(name, map fst ps)]
15696
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   883
    val ctxt'' = if name = "" then ctxt'
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   884
          else let
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   885
              val ps' = map (fn (n, SOME T) => Free (n, T)) ps;
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   886
              val ctxt'' = put_local_registration (name, ps') ("", []) ctxt'
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   887
            in case mode of
18123
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   888
                Assumed axs =>
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   889
                  fold (add_local_witness (name, ps') o assume_protected thy o #1) axs ctxt''
1bb572e8cee9 avoid prove_plain, export_plain, simplified after_qed;
wenzelm
parents: 18038
diff changeset
   890
              | Derived ths => fold (add_local_witness (name, ps')) ths ctxt''
15696
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   891
            end
16144
e339119f4261 renamed cond_extern to extern;
wenzelm
parents: 16105
diff changeset
   892
  in (ProofContext.restore_naming ctxt ctxt'', res) end;
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   893
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   894
fun activate_elemss prep_facts =
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   895
    fold_map (fn (((name, ps), mode), raw_elems) => fn ctxt =>
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   896
      let
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   897
        val elems = map (prep_facts ctxt) raw_elems;
19482
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19423
diff changeset
   898
        val (ctxt', res) = apsnd flat
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   899
            (activate_elems (((name, ps), mode), elems) ctxt);
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   900
        val elems' = elems |> map (Element.map_ctxt
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   901
          {name = I, var = I, typ = I, term = I, fact = I, attrib = Args.closure});
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   902
      in ((((name, ps), elems'), res), ctxt') end);
12834
e5bec3268932 added locale_facts(_i) interface (useful for simple ML proof tools);
wenzelm
parents: 12806
diff changeset
   903
12546
wenzelm
parents: 12532
diff changeset
   904
in
wenzelm
parents: 12532
diff changeset
   905
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   906
(* CB: activate_facts prep_facts (ctxt, elemss),
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   907
   where elemss is a list of pairs consisting of identifiers and
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   908
   context elements, extends ctxt by the context elements yielding
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   909
   ctxt' and returns (ctxt', (elemss', facts)).
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   910
   Identifiers in the argument are of the form ((name, ps), axs) and
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   911
   assumptions use the axioms in the identifiers to set up exporters
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   912
   in ctxt'.  elemss' does not contain identifiers and is obtained
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   913
   from elemss and the intermediate context with prep_facts.
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   914
   If read_facts or cert_facts is used for prep_facts, these also remove
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   915
   the internal/external markers from elemss. *)
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   916
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   917
fun activate_facts prep_facts (ctxt, args) =
18806
0d2aa1cceb7d init: include view;
wenzelm
parents: 18795
diff changeset
   918
  let val ((elemss, factss), ctxt') = activate_elemss prep_facts args ctxt |>> split_list
19482
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19423
diff changeset
   919
  in (ctxt', (elemss, flat factss)) end;
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   920
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   921
end;
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   922
12307
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   923
15696
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   924
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   925
(** prepare locale elements **)
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   926
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   927
(* expressions *)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   928
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16346
diff changeset
   929
fun intern_expr thy (Locale xname) = Locale (intern thy xname)
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16346
diff changeset
   930
  | intern_expr thy (Merge exprs) = Merge (map (intern_expr thy) exprs)
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16346
diff changeset
   931
  | intern_expr thy (Rename (expr, xs)) = Rename (intern_expr thy expr, xs);
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   932
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   933
19293
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   934
(* experimental code for type inference *)
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   935
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   936
local
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   937
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   938
fun declare_int_elem (ctxt, Fixes fixes) =
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   939
      (ctxt |> ProofContext.add_fixes_i (map (fn (x, T, mx) =>
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   940
        (x, Option.map (Term.map_type_tfree (TypeInfer.param 0)) T, mx)) fixes) |> snd, [])
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   941
  | declare_int_elem (ctxt, _) = (ctxt, []);
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   942
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   943
fun declare_ext_elem prep_vars (ctxt, Fixes fixes) =
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   944
      let val (vars, _) = prep_vars fixes ctxt
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   945
      in (ctxt |> ProofContext.add_fixes_i vars |> snd, []) end
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   946
  | declare_ext_elem prep_vars (ctxt, Constrains csts) =
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   947
      let val (_, ctxt') = prep_vars (map (fn (x, T) => (x, SOME T, NoSyn)) csts) ctxt
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   948
      in (ctxt', []) end
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   949
  | declare_ext_elem _ (ctxt, Assumes asms) = (ctxt, map #2 asms)
19585
70a1ce3b23ae removed 'concl is' patterns;
wenzelm
parents: 19482
diff changeset
   950
  | declare_ext_elem _ (ctxt, Defines defs) = (ctxt, map (fn (_, (t, ps)) => [(t, ps)]) defs)
19293
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   951
  | declare_ext_elem _ (ctxt, Notes facts) = (ctxt, []);
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   952
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   953
fun declare_elems prep_vars (ctxt, (((name, ps), Assumed _), elems)) =
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   954
    let val (ctxt', propps) =
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   955
      (case elems of
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   956
        Int es => foldl_map declare_int_elem (ctxt, es)
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   957
      | Ext e => foldl_map (declare_ext_elem prep_vars) (ctxt, [e]))
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   958
      handle ERROR msg => err_in_locale ctxt msg [(name, map fst ps)]
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   959
    in (ctxt', propps) end
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   960
  | declare_elems _ (ctxt, ((_, Derived _), elems)) = (ctxt, []);
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   961
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   962
in
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   963
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   964
(* The Plan:
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   965
- tell context about parameters and their syntax (possibly also types)
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   966
- add declarations to context
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   967
- retrieve parameter types
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   968
*)
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   969
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   970
end; (* local *)
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   971
a67b9916c58e Tuned signature of Locale.add_locale(_i).
ballarin
parents: 19282
diff changeset
   972
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   973
(* propositions and bindings *)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   974
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   975
(* flatten (ctxt, prep_expr) ((ids, syn), expr)
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
   976
   normalises expr (which is either a locale
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   977
   expression or a single context element) wrt.
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   978
   to the list ids of already accumulated identifiers.
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   979
   It returns (ids', syn', elemss) where ids' is an extension of ids
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   980
   with identifiers generated for expr, and elemss is the list of
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   981
   context elements generated from expr.
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   982
   syn and syn' are symtabs mapping parameter names to their syntax.  syn'
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   983
   is an extension of syn.
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   984
   For details, see flatten_expr.
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   985
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   986
   Additionally, for a locale expression, the elems are grouped into a single
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   987
   Int; individual context elements are marked Ext.  In this case, the
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   988
   identifier-like information of the element is as follows:
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   989
   - for Fixes: (("", ps), []) where the ps have type info NONE
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   990
   - for other elements: (("", []), []).
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   991
   The implementation of activate_facts relies on identifier names being
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   992
   empty strings for external elements.
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   993
*)
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   994
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   995
fun flatten (ctxt, _) ((ids, syn), Elem (Fixes fixes)) = let
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   996
        val ids' = ids @ [(("", map #1 fixes), ([], Assumed []))]
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
   997
      in
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   998
        ((ids',
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
   999
         merge_syntax ctxt ids'
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
  1000
           (syn, Symtab.make (map (fn fx => (#1 fx, #3 fx)) fixes))
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
  1001
           handle Symtab.DUPS xs => err_in_locale ctxt
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
  1002
             ("Conflicting syntax for parameters: " ^ commas_quote xs)
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
  1003
             (map #1 ids')),
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
  1004
         [((("", map (rpair NONE o #1) fixes), Assumed []), Ext (Fixes fixes))])
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
  1005
      end
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
  1006
  | flatten _ ((ids, syn), Elem elem) =
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1007
      ((ids @ [(("", []), ([], Assumed []))], syn), [((("", []), Assumed []), Ext elem)])
16102
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
  1008
  | flatten (ctxt, prep_expr) ((ids, syn), Expr expr) =
c5f6726d9bb1 Locale expressions: rename with optional mixfix syntax.
ballarin
parents: 16028
diff changeset
  1009
      apsnd (map (apsnd Int)) (flatten_expr ctxt ((ids, syn), prep_expr expr));
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1010
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1011
local
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1012
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1013
local
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1014
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1015
fun declare_int_elem (ctxt, Fixes fixes) =
18671
621efeed255b uniform handling of fixes;
wenzelm
parents: 18617
diff changeset
  1016
      (ctxt |> ProofContext.add_fixes_i (map (fn (x, T, mx) =>
621efeed255b uniform handling of fixes;
wenzelm
parents: 18617
diff changeset
  1017
        (x, Option.map (Term.map_type_tfree (TypeInfer.param 0)) T, mx)) fixes) |> snd, [])
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1018
  | declare_int_elem (ctxt, _) = (ctxt, []);
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1019
18671
621efeed255b uniform handling of fixes;
wenzelm
parents: 18617
diff changeset
  1020
fun declare_ext_elem prep_vars (ctxt, Fixes fixes) =
621efeed255b uniform handling of fixes;
wenzelm
parents: 18617
diff changeset
  1021
      let val (vars, _) = prep_vars fixes ctxt
621efeed255b uniform handling of fixes;
wenzelm
parents: 18617
diff changeset
  1022
      in (ctxt |> ProofContext.add_fixes_i vars |> snd, []) end
621efeed255b uniform handling of fixes;
wenzelm
parents: 18617
diff changeset
  1023
  | declare_ext_elem prep_vars (ctxt, Constrains csts) =
621efeed255b uniform handling of fixes;
wenzelm
parents: 18617
diff changeset
  1024
      let val (_, ctxt') = prep_vars (map (fn (x, T) => (x, SOME T, NoSyn)) csts) ctxt
621efeed255b uniform handling of fixes;
wenzelm
parents: 18617
diff changeset
  1025
      in (ctxt', []) end
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1026
  | declare_ext_elem _ (ctxt, Assumes asms) = (ctxt, map #2 asms)
19585
70a1ce3b23ae removed 'concl is' patterns;
wenzelm
parents: 19482
diff changeset
  1027
  | declare_ext_elem _ (ctxt, Defines defs) = (ctxt, map (fn (_, (t, ps)) => [(t, ps)]) defs)
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1028
  | declare_ext_elem _ (ctxt, Notes facts) = (ctxt, []);
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1029
18671
621efeed255b uniform handling of fixes;
wenzelm
parents: 18617
diff changeset
  1030
fun declare_elems prep_vars (ctxt, (((name, ps), Assumed _), elems)) =
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1031
    let val (ctxt', propps) =
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1032
      (case elems of
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1033
        Int es => foldl_map declare_int_elem (ctxt, es)
18671
621efeed255b uniform handling of fixes;
wenzelm
parents: 18617
diff changeset
  1034
      | Ext e => foldl_map (declare_ext_elem prep_vars) (ctxt, [e]))
18678
dd0c569fa43d sane ERROR handling;
wenzelm
parents: 18671
diff changeset
  1035
      handle ERROR msg => err_in_locale ctxt msg [(name, map fst ps)]
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1036
    in (ctxt', propps) end
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1037
  | declare_elems _ (ctxt, ((_, Derived _), elems)) = (ctxt, []);
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1038
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1039
in
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1040
18671
621efeed255b uniform handling of fixes;
wenzelm
parents: 18617
diff changeset
  1041
fun declare_elemss prep_vars fixed_params raw_elemss ctxt =
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1042
  let
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
  1043
    (* CB: fix of type bug of goal in target with context elements.
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
  1044
       Parameters new in context elements must receive types that are
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
  1045
       distinct from types of parameters in target (fixed_params).  *)
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
  1046
    val ctxt_with_fixed =
16028
a2c790d145ba fold ProofContext.declare_term;
wenzelm
parents: 15842
diff changeset
  1047
      fold ProofContext.declare_term (map Free fixed_params) ctxt;
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1048
    val int_elemss =
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1049
      raw_elemss
19482
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19423
diff changeset
  1050
      |> map_filter (fn (id, Int es) => SOME (id, es) | _ => NONE)
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
  1051
      |> unify_elemss ctxt_with_fixed fixed_params;
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1052
    val (_, raw_elemss') =
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1053
      foldl_map (fn ((_, es) :: elemss, (id, Int _)) => (elemss, (id, Int es)) | x => x)
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1054
        (int_elemss, raw_elemss);
18671
621efeed255b uniform handling of fixes;
wenzelm
parents: 18617
diff changeset
  1055
  in foldl_map (declare_elems prep_vars) (ctxt, raw_elemss') end;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1056
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1057
end;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1058
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1059
local
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1060
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1061
val norm_term = Envir.beta_norm oo Term.subst_atomic;
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1062
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16346
diff changeset
  1063
fun abstract_thm thy eq =
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16346
diff changeset
  1064
  Thm.assume (Thm.cterm_of thy eq) |> Drule.gen_all |> Drule.abs_def;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
  1065
18190
b7748c77562f tuned Pattern.match/unify;
wenzelm
parents: 18137
diff changeset
  1066
fun bind_def ctxt (name, ps) eq (xs, env, ths) =
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1067
  let
18831
f1315d118059 LocalDefs;
wenzelm
parents: 18806
diff changeset
  1068
    val ((y, T), b) = LocalDefs.abs_def eq;
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1069
    val b' = norm_term env b;
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16346
diff changeset
  1070
    val th = abstract_thm (ProofContext.theory_of ctxt) eq;
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1071
    fun err msg = err_in_locale ctxt (msg ^ ": " ^ quote y) [(name, map fst ps)];
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1072
  in
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1073
    conditional (exists (equal y o #1) xs) (fn () =>
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1074
      err "Attempt to define previously specified variable");
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1075
    conditional (exists (fn (Free (y', _), _) => y = y' | _ => false) env) (fn () =>
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1076
      err "Attempt to redefine variable");
16861
7446b4be013b tuned fold on terms;
wenzelm
parents: 16850
diff changeset
  1077
    (Term.add_frees b' xs, (Free (y, T), b') :: env, th :: ths)
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1078
  end;
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
  1079
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1080
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1081
(* CB: for finish_elems (Int and Ext),
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1082
   extracts specification, only of assumed elements *)
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1083
18190
b7748c77562f tuned Pattern.match/unify;
wenzelm
parents: 18137
diff changeset
  1084
fun eval_text _ _ _ (Fixes _) text = text
b7748c77562f tuned Pattern.match/unify;
wenzelm
parents: 18137
diff changeset
  1085
  | eval_text _ _ _ (Constrains _) text = text
b7748c77562f tuned Pattern.match/unify;
wenzelm
parents: 18137
diff changeset
  1086
  | eval_text _ (_, Assumed _) is_ext (Assumes asms)
b7748c77562f tuned Pattern.match/unify;
wenzelm
parents: 18137
diff changeset
  1087
        (((exts, exts'), (ints, ints')), (xs, env, defs)) =
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1088
      let
19482
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19423
diff changeset
  1089
        val ts = maps (map #1 o #2) asms;
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1090
        val ts' = map (norm_term env) ts;
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1091
        val spec' =
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1092
          if is_ext then ((exts @ ts, exts' @ ts'), (ints, ints'))
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1093
          else ((exts, exts'), (ints @ ts, ints' @ ts'));
16861
7446b4be013b tuned fold on terms;
wenzelm
parents: 16850
diff changeset
  1094
      in (spec', (fold Term.add_frees ts' xs, env, defs)) end
18190
b7748c77562f tuned Pattern.match/unify;
wenzelm
parents: 18137
diff changeset
  1095
  | eval_text _ (_, Derived _) _ (Assumes _) text = text
b7748c77562f tuned Pattern.match/unify;
wenzelm
parents: 18137
diff changeset
  1096
  | eval_text ctxt (id, Assumed _) _ (Defines defs) (spec, binds) =
b7748c77562f tuned Pattern.match/unify;
wenzelm
parents: 18137
diff changeset
  1097
      (spec, fold (bind_def ctxt id o #1 o #2) defs binds)
b7748c77562f tuned Pattern.match/unify;
wenzelm
parents: 18137
diff changeset
  1098
  | eval_text _ (_, Derived _) _ (Defines _) text = text
b7748c77562f tuned Pattern.match/unify;
wenzelm
parents: 18137
diff changeset
  1099
  | eval_text _ _ _ (Notes _) text = text;
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1100
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1101
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1102
(* for finish_elems (Int),
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1103
   remove redundant elements of derived identifiers,
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1104
   turn assumptions and definitions into facts,
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1105
   adjust hypotheses of facts using witness theorems *)
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1106
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
  1107
fun finish_derived _ _ (Assumed _) (Fixes fixes) = SOME (Fixes fixes)
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
  1108
  | finish_derived _ _ (Assumed _) (Constrains csts) = SOME (Constrains csts)
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
  1109
  | finish_derived _ _ (Assumed _) (Assumes asms) = SOME (Assumes asms)
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
  1110
  | finish_derived _ _ (Assumed _) (Defines defs) = SOME (Defines defs)
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
  1111
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1112
  | finish_derived _ _ (Derived _) (Fixes _) = NONE
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1113
  | finish_derived _ _ (Derived _) (Constrains _) = NONE
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1114
  | finish_derived sign wits (Derived _) (Assumes asms) = asms
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
  1115
      |> map (apsnd (map (fn (a, _) => ([Thm.assume (cterm_of sign a)], []))))
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
  1116
      |> Notes |> Element.map_ctxt_values I I (satisfy_protected wits) |> SOME
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1117
  | finish_derived sign wits (Derived _) (Defines defs) = defs
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
  1118
      |> map (apsnd (fn (d, _) => [([Thm.assume (cterm_of sign d)], [])]))
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
  1119
      |> Notes |> Element.map_ctxt_values I I (satisfy_protected wits) |> SOME
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1120
17096
8327b71282ce Improved generation of witnesses in interpretation.
ballarin
parents: 17033
diff changeset
  1121
  | finish_derived _ wits _ (Notes facts) = (Notes facts)
18137
cb916659c89b moved datatype elem to element.ML;
wenzelm
parents: 18123
diff changeset
  1122
      |> Element.map_ctxt_values I I (satisfy_protected wits) |> SOME;
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1123
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1124
(* CB: for finish_elems (Ext) *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1125
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1126
fun closeup _ false elem = elem
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1127
  | closeup ctxt true elem =
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1128
      let
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1129
        fun close_frees t =
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1130
          let val frees = rev (filter_out (ProofContext.is_fixed ctxt o #1)
16861
7446b4be013b tuned fold on terms;
wenzelm
parents: 16850
diff changeset
  1131
            (Term.add_frees t []))
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1132
          in Term.list_all_free (frees, t) end;
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1133
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1134
        fun no_binds [] = []
18678
dd0c569fa43d sane ERROR handling;
wenzelm
parents: 18671
diff changeset
  1135
          | no_binds _ = error "Illegal term bindings in locale element";
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1136
      in
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1137
        (case elem of
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1138
          Assumes asms => Assumes (asms |> map (fn (a, propps) =>
19585
70a1ce3b23ae removed 'concl is' patterns;
wenzelm
parents: 19482
diff changeset
  1139
            (a, map (fn (t, ps) => (close_frees t, no_binds ps)) propps)))
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1140
        | Defines defs => Defines (defs |> map (fn (a, (t, ps)) =>
18831
f1315d118059 LocalDefs;
wenzelm
parents: 18806
diff changeset
  1141
            (a, (close_frees (#2 (LocalDefs.cert_def ctxt t)), no_binds ps))))
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1142
        | e => e)
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1143
      end;
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1144
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
  1145
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1146
fun finish_ext_elem parms _ (Fixes fixes, _) = Fixes (map (fn (x, _, mx) =>
17271
2756a73f63a5 introduced some new-style AList operations
haftmann
parents: 17257
diff changeset
  1147
      (x, AList.lookup (op =) parms x, mx)) fixes)
18899
a8e913c93578 theorem(_in_locale): Element.statement, Obtain.statement;
wenzelm
parents: 18890
diff changeset
  1148
  | finish_ext_elem parms _ (Constrains _, _) = Constrains []
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1149
  | finish_ext_elem _ close (Assumes asms, propp) =
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1150
      close (Assumes (map #1 asms ~~ propp))
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1151
  | finish_ext_elem _ close (Defines defs, propp) =
19585
70a1ce3b23ae removed 'concl is' patterns;
wenzelm
parents: 19482
diff changeset
  1152
      close (Defines (map #1 defs ~~ map (fn [(t, ps)] => (t, ps)) propp))
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1153
  | finish_ext_elem _ _ (Notes facts, _) = Notes facts;
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1154
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1155
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1156
(* CB: finish_parms introduces type info from parms to identifiers *)
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
  1157
(* CB: only needed for types that have been NONE so far???
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1158
   If so, which are these??? *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1159
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1160
fun finish_parms parms (((name, ps), mode), elems) =
17485
c39871c52977 introduced AList module
haftmann
parents: 17449
diff changeset
  1161
  (((name, map (fn (x, _) => (x, AList.lookup (op =) parms x)) ps), mode), elems);
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1162
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1163
fun finish_elems ctxt parms _ ((text, wits), ((id, Int e), _)) =
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1164
      let
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1165
        val [(id' as (_, mode), es)] = unify_elemss ctxt parms [(id, e)];
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1166
        val wits' = case mode of Assumed _ => wits | Derived ths => wits @ ths;
18190
b7748c77562f tuned Pattern.match/unify;
wenzelm
parents: 18137
diff changeset
  1167
        val text' = fold (eval_text ctxt id' false) es text;
19482
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19423
diff changeset
  1168
        val es' = map_filter
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1169
              (finish_derived (ProofContext.theory_of ctxt) wits' mode) es;
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1170
      in ((text', wits'), (id', map Int es')) end
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1171
  | finish_elems ctxt parms do_close ((text, wits), ((id, Ext e), [propp])) =
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1172
      let
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1173
        val e' = finish_ext_elem parms (closeup ctxt do_close) (e, propp);
18190
b7748c77562f tuned Pattern.match/unify;
wenzelm
parents: 18137
diff changeset
  1174
        val text' = eval_text ctxt id true e' text;
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1175
      in ((text', wits), (id, [Ext e'])) end
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1176
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1177
in
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
  1178
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1179
(* CB: only called by prep_elemss *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1180
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1181
fun finish_elemss ctxt parms do_close =
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1182
  foldl_map (apsnd (finish_parms parms) o finish_elems ctxt parms do_close);
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1183
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1184
end;
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1185
16736
1e792b32abef Preparations for interpretation of locales in locales.
ballarin
parents: 16620
diff changeset
  1186
1e792b32abef Preparations for interpretation of locales in locales.
ballarin
parents: 16620
diff changeset
  1187
(* CB: type inference and consistency checks for locales.
1e792b32abef Preparations for interpretation of locales in locales.
ballarin
parents: 16620
diff changeset
  1188
1e792b32abef Preparations for interpretation of locales in locales.
ballarin
parents: 16620
diff changeset
  1189
   Works by building a context (through declare_elemss), extracting the
1e792b32abef Preparations for interpretation of locales in locales.
ballarin
parents: 16620
diff changeset
  1190
   required information and adjusting the context elements (finish_elemss).
1e792b32abef Preparations for interpretation of locales in locales.
ballarin
parents: 16620
diff changeset
  1191
   Can also universally close free vars in assms and defs.  This is only
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1192
   needed for Ext elements and controlled by parameter do_close.
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1193
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1194
   Only elements of assumed identifiers are considered.
16736
1e792b32abef Preparations for interpretation of locales in locales.
ballarin
parents: 16620
diff changeset
  1195
*)
15127
2550a5578d39 Disallowed "includes" in locale declarations.
ballarin
parents: 15104
diff changeset
  1196
18671
621efeed255b uniform handling of fixes;
wenzelm
parents: 18617
diff changeset
  1197
fun prep_elemss prep_vars prepp do_close context fixed_params raw_elemss raw_concl =
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1198
  let
15127
2550a5578d39 Disallowed "includes" in locale declarations.
ballarin
parents: 15104
diff changeset
  1199
    (* CB: contexts computed in the course of this function are discarded.
2550a5578d39 Disallowed "includes" in locale declarations.
ballarin
parents: 15104
diff changeset
  1200
       They are used for type inference and consistency checks only. *)
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1201
    (* CB: fixed_params are the parameters (with types) of the target locale,
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1202
       empty list if there is no target. *)
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1203
    (* CB: raw_elemss are list of pairs consisting of identifiers and
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1204
       context elements, the latter marked as internal or external. *)
18671
621efeed255b uniform handling of fixes;
wenzelm
parents: 18617
diff changeset
  1205
    val (raw_ctxt, raw_proppss) = declare_elemss prep_vars fixed_params raw_elemss context;
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1206
    (* CB: raw_ctxt is context with additional fixed variables derived from
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1207
       the fixes elements in raw_elemss,
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1208
       raw_proppss contains assumptions and definitions from the
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1209
       external elements in raw_elemss. *)
18550
59b89f625d68 add_local_context now yields imported and body elements seperatly; additional slight clenup in code
haftmann
parents: 18546
diff changeset
  1210
    fun prep_prop raw_propp (raw_ctxt, raw_concl)  =
18450
e57731ba01dd discontinued unflat in favour of burrow and burrow_split
haftmann
parents: 18421
diff changeset
  1211
      let
e57731ba01dd discontinued unflat in favour of burrow and burrow_split
haftmann
parents: 18421
diff changeset
  1212
        (* CB: add type information from fixed_params to context (declare_term) *)
e57731ba01dd discontinued unflat in favour of burrow and burrow_split
haftmann
parents: 18421
diff changeset
  1213
        (* CB: process patterns (conclusion and external elements only) *)
e57731ba01dd discontinued unflat in favour of burrow and burrow_split
haftmann
parents: 18421
diff changeset
  1214
        val (ctxt, all_propp) =
e57731ba01dd discontinued unflat in favour of burrow and burrow_split
haftmann
parents: 18421
diff changeset
  1215
          prepp (fold ProofContext.declare_term (map Free fixed_params) raw_ctxt, raw_concl @ raw_propp);
e57731ba01dd discontinued unflat in favour of burrow and burrow_split
haftmann
parents: 18421
diff changeset
  1216
        (* CB: add type information from conclusion and external elements to context *)
19482
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19423
diff changeset
  1217
        val ctxt = fold ProofContext.declare_term (maps (map fst) all_propp) ctxt;
18450
e57731ba01dd discontinued unflat in favour of burrow and burrow_split
haftmann
parents: 18421
diff changeset
  1218
        (* CB: resolve schematic variables (patterns) in conclusion and external elements. *)
e57731ba01dd discontinued unflat in favour of burrow and burrow_split
haftmann
parents: 18421
diff changeset
  1219
        val all_propp' = map2 (curry (op ~~))
e57731ba01dd discontinued unflat in favour of burrow and burrow_split
haftmann
parents: 18421
diff changeset
  1220
          (#1 (#2 (ProofContext.bind_propp_schematic_i (ctxt, all_propp)))) (map (map snd) all_propp);
19018
88b4979193d8 added abbreviations: activated by init, no expressions yet;
wenzelm
parents: 18964
diff changeset
  1221
        val (concl, propp) = chop (length raw_concl) all_propp';
18550
59b89f625d68 add_local_context now yields imported and body elements seperatly; additional slight clenup in code
haftmann
parents: 18546
diff changeset
  1222
      in (propp, (ctxt, concl)) end
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1223
18550
59b89f625d68 add_local_context now yields imported and body elements seperatly; additional slight clenup in code
haftmann
parents: 18546
diff changeset
  1224
    val (proppss, (ctxt, concl)) =
59b89f625d68 add_local_context now yields imported and body elements seperatly; additional slight clenup in code
haftmann
parents: 18546
diff changeset
  1225
      (fold_burrow o fold_burrow) prep_prop raw_proppss (raw_ctxt, raw_concl);
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
  1226
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1227
    (* CB: obtain all parameters from identifier part of raw_elemss *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1228
    val xs = map #1 (params_of' raw_elemss);
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1229
    val typing = unify_frozen ctxt 0
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1230
      (map (ProofContext.default_type raw_ctxt) xs)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1231
      (map (ProofContext.default_type ctxt) xs);
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1232
    val parms = param_types (xs ~~ typing);
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1233
    (* CB: parms are the parameters from raw_elemss, with correct typing. *)
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
  1234
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1235
    (* CB: extract information from assumes and defines elements
16169
b59202511b8a Locales: new element constrains, parameter renaming with syntax,
ballarin
parents: 16144
diff changeset
  1236
       (fixes, constrains and notes in raw_elemss don't have an effect on
b59202511b8a Locales: new element constrains, parameter renaming with syntax,
ballarin
parents: 16144
diff changeset
  1237
       text and elemss), compute final form of context elements. *)
17000
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1238
    val ((text, _), elemss) = finish_elemss ctxt parms do_close
552df70f52c2 First version of interpretation in locales. Not yet fully functional.
ballarin
parents: 16947
diff changeset
  1239
      ((((([], []), ([], [])), ([], [], [])), []), raw_elemss ~~ proppss);
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1240
    (* CB: text has the following structure:
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1241
           (((exts, exts'), (ints, ints')), (xs, env, defs))
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1242
       where
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1243
         exts: external assumptions (terms in external assumes elements)
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1244
         exts': dito, normalised wrt. env
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1245
         ints: internal assumptions (terms in internal assumes elements)
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1246
         ints': dito, normalised wrt. env
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1247
         xs: the free variables in exts' and ints' and rhss of definitions,
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1248
           this includes parameters except defined parameters
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff