src/Pure/Syntax/syntax.ML
author wenzelm
Mon, 17 Sep 2007 16:36:43 +0200
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(*  Title:      Pure/Syntax/syntax.ML
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    ID:         $Id$
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    Author:     Tobias Nipkow and Markus Wenzel, TU Muenchen
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Standard Isabelle syntax, based on arbitrary context-free grammars
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(specified by mixfix declarations).
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*)
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signature BASIC_SYNTAX =
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sig
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  include AST0
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  include SYN_TRANS0
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  include MIXFIX0
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  include PRINTER0
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end;
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signature SYNTAX =
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sig
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  include AST1
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  include LEXICON0
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  include SYN_EXT0
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  include TYPE_EXT0
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  include SYN_TRANS1
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  include MIXFIX1
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  include PRINTER0
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  val extend_trtab: string -> (string * ('a * stamp)) list ->
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    ('a * stamp) Symtab.table -> ('a * stamp) Symtab.table
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  val merge_trtabs: string -> ('a * stamp) Symtab.table -> ('a * stamp) Symtab.table ->
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    ('a * stamp) Symtab.table
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  val merge_tr'tabs: ('a * stamp) list Symtab.table -> ('a * stamp) list Symtab.table
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    -> ('a * stamp) list Symtab.table
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  val extend_tr'tab: (string * ('a * stamp)) list ->
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    ('a * stamp) list Symtab.table -> ('a * stamp) list Symtab.table
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  datatype 'a trrule =
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    ParseRule of 'a * 'a |
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    PrintRule of 'a * 'a |
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    ParsePrintRule of 'a * 'a
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  type syntax
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  val eq_syntax: syntax * syntax -> bool
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  val is_keyword: syntax -> string -> bool
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  type mode
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  val default_mode: mode
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  val input_mode: mode
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  val internalM: string
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  val extend_type_gram: (string * int * mixfix) list -> syntax -> syntax
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  val extend_const_gram: (string -> bool) ->
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    mode -> (string * typ * mixfix) list -> syntax -> syntax
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  val extend_consts: string list -> syntax -> syntax
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  val extend_trfuns:
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    (string * ((ast list -> ast) * stamp)) list *
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    (string * ((term list -> term) * stamp)) list *
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    (string * ((bool -> typ -> term list -> term) * stamp)) list *
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    (string * ((ast list -> ast) * stamp)) list -> syntax -> syntax
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  val extend_advanced_trfuns:
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    (string * ((Proof.context -> ast list -> ast) * stamp)) list *
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    (string * ((Proof.context -> term list -> term) * stamp)) list *
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    (string * ((Proof.context -> bool -> typ -> term list -> term) * stamp)) list *
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    (string * ((Proof.context -> ast list -> ast) * stamp)) list -> syntax -> syntax
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  val extend_tokentrfuns: (string * string * (string -> output * int)) list -> syntax -> syntax
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  val remove_const_gram: (string -> bool) ->
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    mode -> (string * typ * mixfix) list -> syntax -> syntax
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  val extend_trrules: Proof.context -> (string -> bool) -> syntax ->
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    (string * string) trrule list -> syntax -> syntax
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  val remove_trrules: Proof.context -> (string -> bool) -> syntax ->
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    (string * string) trrule list -> syntax -> syntax
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  val extend_trrules_i: ast trrule list -> syntax -> syntax
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  val remove_trrules_i: ast trrule list -> syntax -> syntax
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  val map_trrule: ('a -> 'b) -> 'a trrule -> 'b trrule
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  val merge_syntaxes: syntax -> syntax -> syntax
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  val basic_syn: syntax
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  val basic_nonterms: string list
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  val print_gram: syntax -> unit
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  val print_trans: syntax -> unit
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  val print_syntax: syntax -> unit
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  val read: Proof.context -> (string -> bool) -> syntax -> typ -> string -> term list
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  val standard_parse_term: Pretty.pp -> (term -> term Exn.result) ->
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    (((string * int) * sort) list -> string * int -> Term.sort) ->
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    (string -> string option) -> (string -> string option) ->
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    (typ -> typ) -> (sort -> sort) -> Proof.context ->
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    (string -> bool) -> syntax -> typ -> string -> term
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  val standard_parse_typ: Proof.context -> syntax -> ((indexname * sort) list -> indexname -> sort) ->
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    (sort -> sort) -> string -> typ
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  val standard_parse_sort: Proof.context -> syntax -> (sort -> sort) -> string -> sort
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  val pretty_term: (string -> xstring) -> Proof.context -> syntax -> bool -> term -> Pretty.T
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  val pretty_typ: Proof.context -> syntax -> typ -> Pretty.T
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  val pretty_sort: Proof.context -> syntax -> sort -> Pretty.T
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  val ambiguity_level: int ref
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  val ambiguity_is_error: bool ref
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  val install_parsers:
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   {sort: Proof.context -> string -> sort,
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    typ: Proof.context -> string -> typ,
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    term: Proof.context -> string -> term,
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    prop: Proof.context -> string -> term} -> unit
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  val parse_sort: Proof.context -> string -> sort
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  val parse_typ: Proof.context -> string -> typ
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  val parse_term: Proof.context -> string -> term
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  val parse_prop: Proof.context -> string -> term
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  val global_parse_sort: theory -> string -> sort
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  val global_parse_typ: theory -> string -> typ
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  val global_parse_term: theory -> string -> term
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  val global_parse_prop: theory -> string -> term
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  val check_sort: Proof.context -> sort -> sort
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  val check_typ: Proof.context -> typ -> typ
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  val check_term: Proof.context -> term -> term
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  val check_prop: Proof.context -> term -> term
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  val check_typs: Proof.context -> typ list -> typ list
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  val check_terms: Proof.context -> term list -> term list
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  val check_props: Proof.context -> term list -> term list
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  val add_typ_check: (typ list -> Proof.context -> typ list * Proof.context) ->
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    Context.generic -> Context.generic
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  val add_term_check: (term list -> Proof.context -> term list * Proof.context) ->
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    Context.generic -> Context.generic
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  val read_sort: Proof.context -> string -> sort
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  val read_typ: Proof.context -> string -> typ
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  val read_term: Proof.context -> string -> term
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  val read_prop: Proof.context -> string -> term
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  val read_terms: Proof.context -> string list -> term list
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  val read_props: Proof.context -> string list -> term list
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  val global_read_sort: theory -> string -> sort
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  val global_read_typ: theory -> string -> typ
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  val global_read_term: theory -> string -> term
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  val global_read_prop: theory -> string -> term
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end;
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structure Syntax: SYNTAX =
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struct
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(** tables of translation functions **)
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(* parse (ast) translations *)
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fun lookup_tr tab c = Option.map fst (Symtab.lookup tab c);
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fun err_dup_trfun name c =
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  error ("More than one " ^ name ^ " for " ^ quote c);
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fun remove_trtab trfuns = fold (Symtab.remove SynExt.eq_trfun) trfuns;
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fun extend_trtab name trfuns tab = Symtab.extend (remove_trtab trfuns tab, trfuns)
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  handle Symtab.DUP c => err_dup_trfun name c;
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fun merge_trtabs name tab1 tab2 = Symtab.merge SynExt.eq_trfun (tab1, tab2)
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  handle Symtab.DUP c => err_dup_trfun name c;
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(* print (ast) translations *)
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fun lookup_tr' tab c = map fst (Symtab.lookup_list tab c);
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fun extend_tr'tab trfuns = fold_rev Symtab.update_list trfuns;
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fun remove_tr'tab trfuns = fold (Symtab.remove_list SynExt.eq_trfun) trfuns;
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fun merge_tr'tabs tab1 tab2 = Symtab.merge_list SynExt.eq_trfun (tab1, tab2);
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(** tables of token translation functions **)
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fun lookup_tokentr tabs modes =
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  let val trs = distinct (eq_fst (op =)) (maps (these o AList.lookup (op =) tabs) (modes @ [""]))
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  in fn c => Option.map fst (AList.lookup (op =) trs c) end;
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fun merge_tokentrtabs tabs1 tabs2 =
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  let
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    fun eq_tr ((c1, (_, s1)), (c2, (_, s2))) = c1 = c2 andalso s1 = s2;
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    fun name (s, _) = implode (tl (Symbol.explode s));
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    fun merge mode =
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      let
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        val trs1 = these (AList.lookup (op =) tabs1 mode);
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        val trs2 = these (AList.lookup (op =) tabs2 mode);
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        val trs = distinct eq_tr (trs1 @ trs2);
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      in
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        (case duplicates (eq_fst (op =)) trs of
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          [] => (mode, trs)
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        | dups => error ("More than one token translation function in mode " ^
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            quote mode ^ " for " ^ commas_quote (map name dups)))
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      end;
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  in map merge (distinct (op =) (map fst (tabs1 @ tabs2))) end;
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fun extend_tokentrtab tokentrs tabs =
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  let
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    fun ins_tokentr (m, c, f) =
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      AList.default (op =) (m, [])
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      #> AList.map_entry (op =) m (cons ("_" ^ c, (f, stamp ())));
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  in merge_tokentrtabs tabs (fold ins_tokentr tokentrs []) end;
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(** tables of translation rules **)
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type ruletab = (Ast.ast * Ast.ast) list Symtab.table;
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fun dest_ruletab tab = maps snd (Symtab.dest tab);
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(* empty, extend, merge ruletabs *)
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val extend_ruletab = fold_rev (fn r => Symtab.update_list (Ast.head_of_rule r, r));
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val remove_ruletab = fold (fn r => Symtab.remove_list (op =) (Ast.head_of_rule r, r));
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fun merge_ruletabs tab1 tab2 = Symtab.merge_list (op =) (tab1, tab2);
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(** datatype syntax **)
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datatype syntax =
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  Syntax of {
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    input: SynExt.xprod list,
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    lexicon: Scan.lexicon,
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    gram: Parser.gram,
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    consts: string list,
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    prmodes: string list,
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    parse_ast_trtab: ((Proof.context -> Ast.ast list -> Ast.ast) * stamp) Symtab.table,
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    parse_ruletab: ruletab,
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    parse_trtab: ((Proof.context -> term list -> term) * stamp) Symtab.table,
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    print_trtab: ((Proof.context -> bool -> typ -> term list -> term) * stamp) list Symtab.table,
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    print_ruletab: ruletab,
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    print_ast_trtab: ((Proof.context -> Ast.ast list -> Ast.ast) * stamp) list Symtab.table,
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    tokentrtab: (string * (string * ((string -> output * int) * stamp)) list) list,
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    prtabs: Printer.prtabs} * stamp;
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fun eq_syntax (Syntax (_, s1), Syntax (_, s2)) = s1 = s2;
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fun is_keyword (Syntax ({lexicon, ...}, _)) = Scan.is_literal lexicon o Symbol.explode;
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type mode = string * bool;
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val default_mode = ("", true);
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val input_mode = ("input", true);
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val internalM = "internal";
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(* empty_syntax *)
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val empty_syntax = Syntax
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  ({input = [],
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    lexicon = Scan.empty_lexicon,
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    gram = Parser.empty_gram,
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    consts = [],
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    prmodes = [],
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    parse_ast_trtab = Symtab.empty,
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    parse_ruletab = Symtab.empty,
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    parse_trtab = Symtab.empty,
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    print_trtab = Symtab.empty,
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    print_ruletab = Symtab.empty,
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    print_ast_trtab = Symtab.empty,
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    tokentrtab = [],
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    prtabs = Printer.empty_prtabs}, stamp ());
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(* extend_syntax *)
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fun extend_syntax (mode, inout) syn_ext (Syntax (tabs, _)) =
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  let
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    val {input, lexicon, gram, consts = consts1, prmodes = prmodes1,
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      parse_ast_trtab, parse_ruletab, parse_trtab, print_trtab, print_ruletab,
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      print_ast_trtab, tokentrtab, prtabs} = tabs;
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    val SynExt.SynExt {xprods, consts = consts2, prmodes = prmodes2,
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      parse_ast_translation, parse_rules, parse_translation, print_translation, print_rules,
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      print_ast_translation, token_translation} = syn_ext;
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    fun if_inout xs = if inout then xs else [];
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  in
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    Syntax
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    ({input = if_inout xprods @ input,
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      lexicon = Scan.extend_lexicon (if_inout (SynExt.delims_of xprods)) lexicon,
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      gram = Parser.extend_gram gram (if_inout xprods),
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      consts = Library.merge (op =) (consts1, filter_out NameSpace.is_qualified consts2),
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      prmodes = insert (op =) mode (Library.merge (op =) (prmodes1, prmodes2)),
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      parse_ast_trtab =
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        extend_trtab "parse ast translation" (if_inout parse_ast_translation) parse_ast_trtab,
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      parse_ruletab = extend_ruletab (if_inout parse_rules) parse_ruletab,
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      parse_trtab = extend_trtab "parse translation" (if_inout parse_translation) parse_trtab,
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      print_trtab = extend_tr'tab print_translation print_trtab,
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      print_ruletab = extend_ruletab print_rules print_ruletab,
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      print_ast_trtab = extend_tr'tab print_ast_translation print_ast_trtab,
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      tokentrtab = extend_tokentrtab token_translation tokentrtab,
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      prtabs = Printer.extend_prtabs mode xprods prtabs}, stamp ())
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  end;
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(* remove_syntax *)
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fun remove_syntax (mode, inout) syn_ext (Syntax (tabs, _)) =
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  let
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    val SynExt.SynExt {xprods, consts = _, prmodes = _,
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      parse_ast_translation, parse_rules, parse_translation, print_translation, print_rules,
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      print_ast_translation, token_translation = _} = syn_ext;
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    val {input, lexicon, gram, consts, prmodes,
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      parse_ast_trtab, parse_ruletab, parse_trtab, print_trtab, print_ruletab,
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      print_ast_trtab, tokentrtab, prtabs} = tabs;
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    val input' = if inout then subtract (op =) xprods input else input;
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    fun if_inout xs = if inout then xs else [];
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  in
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    Syntax
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    ({input = input',
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      lexicon = if inout then Scan.make_lexicon (SynExt.delims_of input') else lexicon,
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      gram = if inout then Parser.make_gram input' else gram,
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      consts = consts,
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      prmodes = prmodes,
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      parse_ast_trtab = remove_trtab (if_inout parse_ast_translation) parse_ast_trtab,
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      parse_ruletab = remove_ruletab (if_inout parse_rules) parse_ruletab,
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      parse_trtab = remove_trtab (if_inout parse_translation) parse_trtab,
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      print_trtab = remove_tr'tab print_translation print_trtab,
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      print_ruletab = remove_ruletab print_rules print_ruletab,
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      print_ast_trtab = remove_tr'tab print_ast_translation print_ast_trtab,
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      tokentrtab = tokentrtab,
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      prtabs = Printer.remove_prtabs mode xprods prtabs}, stamp ())
15755
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   307
  end;
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7d8dc92fcb7f removed separate logtypes field of syntax; removed test_read, simple_str_of_sort, simple_string_of_typ; provide default_mode;
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18
c9ec452ff08f lots of internal cleaning and tuning;
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parents: 0
diff changeset
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237
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(* merge_syntaxes *)
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fun merge_syntaxes (Syntax (tabs1, _)) (Syntax (tabs2, _)) =
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  let
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    val {input = input1, lexicon = lexicon1, gram = gram1, consts = consts1,
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   315
      prmodes = prmodes1, parse_ast_trtab = parse_ast_trtab1,
50ac97ebe7d8 expect translations functions to be stamped already;
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      parse_ruletab = parse_ruletab1, parse_trtab = parse_trtab1,
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parents: 15574
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      print_trtab = print_trtab1, print_ruletab = print_ruletab1,
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      print_ast_trtab = print_ast_trtab1, tokentrtab = tokentrtab1, prtabs = prtabs1} = tabs1;
237
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diff changeset
   319
15755
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wenzelm
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   320
    val {input = input2, lexicon = lexicon2, gram = gram2, consts = consts2,
50ac97ebe7d8 expect translations functions to be stamped already;
wenzelm
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   321
      prmodes = prmodes2, parse_ast_trtab = parse_ast_trtab2,
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wenzelm
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   322
      parse_ruletab = parse_ruletab2, parse_trtab = parse_trtab2,
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wenzelm
parents: 15574
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   323
      print_trtab = print_trtab2, print_ruletab = print_ruletab2,
50ac97ebe7d8 expect translations functions to be stamped already;
wenzelm
parents: 15574
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   324
      print_ast_trtab = print_ast_trtab2, tokentrtab = tokentrtab2, prtabs = prtabs2} = tabs2;
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  in
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   326
    Syntax
18921
f47c46d7d654 canonical member/insert/merge;
wenzelm
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    ({input = Library.merge (op =) (input1, input2),
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a50ab39756db adapted to symbols, scan;
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      lexicon = Scan.merge_lexicons lexicon1 lexicon2,
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2e873c5f0e2c no open;
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      gram = Parser.merge_grams gram1 gram2,
18428
4059413acbc1 sort_distinct;
wenzelm
parents: 17496
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   330
      consts = sort_distinct string_ord (consts1 @ consts2),
18921
f47c46d7d654 canonical member/insert/merge;
wenzelm
parents: 18857
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   331
      prmodes = Library.merge (op =) (prmodes1, prmodes2),
237
a7d3e712767a MAJOR INTERNAL CHANGE: extend and merge operations of syntax tables
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parents: 175
diff changeset
   332
      parse_ast_trtab =
15755
50ac97ebe7d8 expect translations functions to be stamped already;
wenzelm
parents: 15574
diff changeset
   333
        merge_trtabs "parse ast translation" parse_ast_trtab1 parse_ast_trtab2,
237
a7d3e712767a MAJOR INTERNAL CHANGE: extend and merge operations of syntax tables
wenzelm
parents: 175
diff changeset
   334
      parse_ruletab = merge_ruletabs parse_ruletab1 parse_ruletab2,
15755
50ac97ebe7d8 expect translations functions to be stamped already;
wenzelm
parents: 15574
diff changeset
   335
      parse_trtab = merge_trtabs "parse translation" parse_trtab1 parse_trtab2,
5692
2e873c5f0e2c no open;
wenzelm
parents: 4887
diff changeset
   336
      print_trtab = merge_tr'tabs print_trtab1 print_trtab2,
237
a7d3e712767a MAJOR INTERNAL CHANGE: extend and merge operations of syntax tables
wenzelm
parents: 175
diff changeset
   337
      print_ruletab = merge_ruletabs print_ruletab1 print_ruletab2,
5692
2e873c5f0e2c no open;
wenzelm
parents: 4887
diff changeset
   338
      print_ast_trtab = merge_tr'tabs print_ast_trtab1 print_ast_trtab2,
2700
80e6b48c5204 added token translation support;
wenzelm
parents: 2585
diff changeset
   339
      tokentrtab = merge_tokentrtabs tokentrtab1 tokentrtab2,
17079
ce9663987126 added eq_syntax;
wenzelm
parents: 16716
diff changeset
   340
      prtabs = Printer.merge_prtabs prtabs1 prtabs2}, stamp ())
0
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   341
  end;
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clasohm
parents:
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18720
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(* basic syntax *)
260
967813b8a7bf added simple_string_of_typ, simple_pprint_typ;
wenzelm
parents: 237
diff changeset
   345
18720
dd1ebba12151 added basic syntax;
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   346
val basic_syn =
17168
e7951b191048 removed obsolete type_syn;
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   347
  empty_syntax
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parents: 17079
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   348
  |> extend_syntax default_mode TypeExt.type_ext
e7951b191048 removed obsolete type_syn;
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   349
  |> extend_syntax default_mode SynExt.pure_ext;
260
967813b8a7bf added simple_string_of_typ, simple_pprint_typ;
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parents: 237
diff changeset
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18720
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wenzelm
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   351
val basic_nonterms =
dd1ebba12151 added basic syntax;
wenzelm
parents: 18678
diff changeset
   352
  (Lexicon.terminals @ [SynExt.logic, "type", "types", "sort", "classes",
dd1ebba12151 added basic syntax;
wenzelm
parents: 18678
diff changeset
   353
    SynExt.args, SynExt.cargs, "pttrn", "pttrns", "idt", "idts", "aprop",
22573
2ac646ab2f6c avoid clash with Alice keywords;
wenzelm
parents: 22121
diff changeset
   354
    "asms", SynExt.any_, SynExt.sprop, "num_const", "index", "struct"]);
18720
dd1ebba12151 added basic syntax;
wenzelm
parents: 18678
diff changeset
   355
0
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clasohm
parents:
diff changeset
   356
4887
bbc13af86c16 added trfun_names;
wenzelm
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diff changeset
   357
15759
wenzelm
parents: 15755
diff changeset
   358
(** print syntax **)
wenzelm
parents: 15755
diff changeset
   359
wenzelm
parents: 15755
diff changeset
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local
0
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parents:
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260
967813b8a7bf added simple_string_of_typ, simple_pprint_typ;
wenzelm
parents: 237
diff changeset
   362
fun pretty_strs_qs name strs =
14598
7009f59711e3 Replaced quote by Library.quote, since quote now refers to Symbol.quote
berghofe
parents: 14177
diff changeset
   363
  Pretty.strs (name :: map Library.quote (sort_strings strs));
0
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clasohm
parents:
diff changeset
   364
17079
ce9663987126 added eq_syntax;
wenzelm
parents: 16716
diff changeset
   365
fun pretty_gram (Syntax (tabs, _)) =
0
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   366
  let
14904
7d8dc92fcb7f removed separate logtypes field of syntax; removed test_read, simple_str_of_sort, simple_string_of_typ; provide default_mode;
wenzelm
parents: 14798
diff changeset
   367
    val {lexicon, prmodes, gram, prtabs, ...} = tabs;
2913
ce271fa4d8e2 fixed diagnostic output of print modes;
wenzelm
parents: 2706
diff changeset
   368
    val prmodes' = sort_strings (filter_out (equal "") prmodes);
0
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clasohm
parents:
diff changeset
   369
  in
8720
840c75ab2a7f Pretty.chunks;
wenzelm
parents: 7944
diff changeset
   370
    [pretty_strs_qs "lexicon:" (Scan.dest_lexicon lexicon),
840c75ab2a7f Pretty.chunks;
wenzelm
parents: 7944
diff changeset
   371
      Pretty.big_list "prods:" (Parser.pretty_gram gram),
840c75ab2a7f Pretty.chunks;
wenzelm
parents: 7944
diff changeset
   372
      pretty_strs_qs "print modes:" prmodes']
0
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parents:
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   373
  end;
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parents:
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   374
17079
ce9663987126 added eq_syntax;
wenzelm
parents: 16716
diff changeset
   375
fun pretty_trans (Syntax (tabs, _)) =
0
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clasohm
parents:
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   376
  let
260
967813b8a7bf added simple_string_of_typ, simple_pprint_typ;
wenzelm
parents: 237
diff changeset
   377
    fun pretty_trtab name tab =
5692
2e873c5f0e2c no open;
wenzelm
parents: 4887
diff changeset
   378
      pretty_strs_qs name (Symtab.keys tab);
0
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clasohm
parents:
diff changeset
   379
260
967813b8a7bf added simple_string_of_typ, simple_pprint_typ;
wenzelm
parents: 237
diff changeset
   380
    fun pretty_ruletab name tab =
5692
2e873c5f0e2c no open;
wenzelm
parents: 4887
diff changeset
   381
      Pretty.big_list name (map Ast.pretty_rule (dest_ruletab tab));
0
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clasohm
parents:
diff changeset
   382
14598
7009f59711e3 Replaced quote by Library.quote, since quote now refers to Symbol.quote
berghofe
parents: 14177
diff changeset
   383
    fun pretty_tokentr (mode, trs) = Pretty.strs (Library.quote mode ^ ":" :: map fst trs);
4703
a50ab39756db adapted to symbols, scan;
wenzelm
parents: 4618
diff changeset
   384
237
a7d3e712767a MAJOR INTERNAL CHANGE: extend and merge operations of syntax tables
wenzelm
parents: 175
diff changeset
   385
    val {consts, parse_ast_trtab, parse_ruletab, parse_trtab, print_trtab,
4703
a50ab39756db adapted to symbols, scan;
wenzelm
parents: 4618
diff changeset
   386
      print_ruletab, print_ast_trtab, tokentrtab, ...} = tabs;
0
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   387
  in
8720
840c75ab2a7f Pretty.chunks;
wenzelm
parents: 7944
diff changeset
   388
    [pretty_strs_qs "consts:" consts,
840c75ab2a7f Pretty.chunks;
wenzelm
parents: 7944
diff changeset
   389
      pretty_trtab "parse_ast_translation:" parse_ast_trtab,
840c75ab2a7f Pretty.chunks;
wenzelm
parents: 7944
diff changeset
   390
      pretty_ruletab "parse_rules:" parse_ruletab,
840c75ab2a7f Pretty.chunks;
wenzelm
parents: 7944
diff changeset
   391
      pretty_trtab "parse_translation:" parse_trtab,
840c75ab2a7f Pretty.chunks;
wenzelm
parents: 7944
diff changeset
   392
      pretty_trtab "print_translation:" print_trtab,
840c75ab2a7f Pretty.chunks;
wenzelm
parents: 7944
diff changeset
   393
      pretty_ruletab "print_rules:" print_ruletab,
840c75ab2a7f Pretty.chunks;
wenzelm
parents: 7944
diff changeset
   394
      pretty_trtab "print_ast_translation:" print_ast_trtab,
840c75ab2a7f Pretty.chunks;
wenzelm
parents: 7944
diff changeset
   395
      Pretty.big_list "token_translation:" (map pretty_tokentr tokentrtab)]
0
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   396
  end;
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   397
15759
wenzelm
parents: 15755
diff changeset
   398
in
0
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   399
15759
wenzelm
parents: 15755
diff changeset
   400
fun print_gram syn = Pretty.writeln (Pretty.chunks (pretty_gram syn));
wenzelm
parents: 15755
diff changeset
   401
fun print_trans syn = Pretty.writeln (Pretty.chunks (pretty_trans syn));
wenzelm
parents: 15755
diff changeset
   402
fun print_syntax syn = Pretty.writeln (Pretty.chunks (pretty_gram syn @ pretty_trans syn));
0
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   403
15759
wenzelm
parents: 15755
diff changeset
   404
end;
0
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   405
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   406
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   407
237
a7d3e712767a MAJOR INTERNAL CHANGE: extend and merge operations of syntax tables
wenzelm
parents: 175
diff changeset
   408
(** read **)
18
c9ec452ff08f lots of internal cleaning and tuning;
wenzelm
parents: 0
diff changeset
   409
260
967813b8a7bf added simple_string_of_typ, simple_pprint_typ;
wenzelm
parents: 237
diff changeset
   410
(* read_ast *)
967813b8a7bf added simple_string_of_typ, simple_pprint_typ;
wenzelm
parents: 237
diff changeset
   411
882
b118d1ea0dfd moved ambiguity_level from sign.ML to Syntax/syntax.ML
clasohm
parents: 865
diff changeset
   412
val ambiguity_level = ref 1;
24263
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   413
val ambiguity_is_error = ref false;
882
b118d1ea0dfd moved ambiguity_level from sign.ML to Syntax/syntax.ML
clasohm
parents: 865
diff changeset
   414
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21731
diff changeset
   415
fun read_asts ctxt is_logtype (Syntax (tabs, _)) xids root str =
260
967813b8a7bf added simple_string_of_typ, simple_pprint_typ;
wenzelm
parents: 237
diff changeset
   416
  let
14904
7d8dc92fcb7f removed separate logtypes field of syntax; removed test_read, simple_str_of_sort, simple_string_of_typ; provide default_mode;
wenzelm
parents: 14798
diff changeset
   417
    val {lexicon, gram, parse_ast_trtab, ...} = tabs;
7d8dc92fcb7f removed separate logtypes field of syntax; removed test_read, simple_str_of_sort, simple_string_of_typ; provide default_mode;
wenzelm
parents: 14798
diff changeset
   418
    val root' = if root <> "prop" andalso is_logtype root then SynExt.logic else root;
4703
a50ab39756db adapted to symbols, scan;
wenzelm
parents: 4618
diff changeset
   419
    val chars = Symbol.explode str;
5692
2e873c5f0e2c no open;
wenzelm
parents: 4887
diff changeset
   420
    val pts = Parser.parse gram root' (Lexicon.tokenize lexicon xids chars);
330
2fda15dd1e0f changed the way a grammar is generated to allow the new parser to work;
clasohm
parents: 260
diff changeset
   421
12292
c4090cc2aa15 Symtab.merge_multi';
wenzelm
parents: 12094
diff changeset
   422
    fun show_pt pt =
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21731
diff changeset
   423
      Pretty.string_of (Ast.pretty_ast (hd (SynTrans.pts_to_asts ctxt (K NONE) [pt])));
260
967813b8a7bf added simple_string_of_typ, simple_pprint_typ;
wenzelm
parents: 237
diff changeset
   424
  in
21962
279b129498b6 removed conditional combinator;
wenzelm
parents: 21826
diff changeset
   425
    if length pts > ! ambiguity_level then
16613
76e57e08dcb5 proper treatment of advanced trfuns: pass thy argument;
wenzelm
parents: 15833
diff changeset
   426
      if ! ambiguity_is_error then error ("Ambiguous input " ^ quote str)
16661
507438b27f66 use tracing for potentially voluminous ambiguity output;
wenzelm
parents: 16613
diff changeset
   427
      else (warning ("Ambiguous input " ^ quote str ^ "\n" ^
16716
57fd954ee326 tuned msg;
wenzelm
parents: 16669
diff changeset
   428
          "produces " ^ string_of_int (length pts) ^ " parse trees.");
21962
279b129498b6 removed conditional combinator;
wenzelm
parents: 21826
diff changeset
   429
         List.app (warning o show_pt) pts)
279b129498b6 removed conditional combinator;
wenzelm
parents: 21826
diff changeset
   430
    else ();
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21731
diff changeset
   431
    SynTrans.pts_to_asts ctxt (lookup_tr parse_ast_trtab) pts
260
967813b8a7bf added simple_string_of_typ, simple_pprint_typ;
wenzelm
parents: 237
diff changeset
   432
  end;
967813b8a7bf added simple_string_of_typ, simple_pprint_typ;
wenzelm
parents: 237
diff changeset
   433
967813b8a7bf added simple_string_of_typ, simple_pprint_typ;
wenzelm
parents: 237
diff changeset
   434
237
a7d3e712767a MAJOR INTERNAL CHANGE: extend and merge operations of syntax tables
wenzelm
parents: 175
diff changeset
   435
(* read *)
0
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   436
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21731
diff changeset
   437
fun read ctxt is_logtype (syn as Syntax (tabs, _)) ty str =
0
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   438
  let
237
a7d3e712767a MAJOR INTERNAL CHANGE: extend and merge operations of syntax tables
wenzelm
parents: 175
diff changeset
   439
    val {parse_ruletab, parse_trtab, ...} = tabs;
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21731
diff changeset
   440
    val asts = read_asts ctxt is_logtype syn false (SynExt.typ_to_nonterm ty) str;
0
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   441
  in
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21731
diff changeset
   442
    SynTrans.asts_to_terms ctxt (lookup_tr parse_trtab)
18931
427df66052a1 TableFun: renamed xxx_multi to xxx_list;
wenzelm
parents: 18921
diff changeset
   443
      (map (Ast.normalize_ast (Symtab.lookup_list parse_ruletab)) asts)
0
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   444
  end;
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   445
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   446
22703
d9fbdfe22543 added read_term;
wenzelm
parents: 22573
diff changeset
   447
(* read terms *)
d9fbdfe22543 added read_term;
wenzelm
parents: 22573
diff changeset
   448
24372
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   449
(*brute-force disambiguation via type-inference*)
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   450
fun disambig _ _ [t] = t
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   451
  | disambig pp check ts =
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   452
      let
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   453
        val err_results = map check ts;
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   454
        val errs = map_filter (fn Exn.Exn (ERROR msg) => SOME msg | _ => NONE) err_results;
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   455
        val results = map_filter Exn.get_result err_results;
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   456
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   457
        val ambiguity = length ts;
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   458
        fun ambig_msg () =
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   459
          if ambiguity > 1 andalso ambiguity <= ! ambiguity_level then
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   460
            "Got more than one parse tree.\n\
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   461
            \Retry with smaller ambiguity_level for more information."
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   462
          else "";
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   463
      in
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   464
        if null results then cat_error (ambig_msg ()) (cat_lines errs)
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   465
        else if length results = 1 then
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   466
          (if ambiguity > ! ambiguity_level then
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   467
            warning "Fortunately, only one parse tree is type correct.\n\
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   468
              \You may still want to disambiguate your grammar or your input."
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   469
          else (); hd results)
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   470
        else cat_error (ambig_msg ()) ("More than one term is type correct:\n" ^
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   471
          cat_lines (map (Pretty.string_of_term pp) ts))
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   472
      end;
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   473
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   474
fun standard_parse_term pp check get_sort map_const map_free map_type map_sort
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   475
    ctxt is_logtype syn ty str =
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   476
  read ctxt is_logtype syn ty str
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   477
  |> map (TypeExt.decode_term get_sort map_const map_free map_type map_sort)
743575ccfec8 standard_parse_term: added pp/check argument, include disambig here (from sign.ML);
wenzelm
parents: 24341
diff changeset
   478
  |> disambig (Printer.pp_show_brackets pp) check;
22703
d9fbdfe22543 added read_term;
wenzelm
parents: 22573
diff changeset
   479
d9fbdfe22543 added read_term;
wenzelm
parents: 22573
diff changeset
   480
237
a7d3e712767a MAJOR INTERNAL CHANGE: extend and merge operations of syntax tables
wenzelm
parents: 175
diff changeset
   481
(* read types *)
0
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   482
24278
cf82c471f9ee renamed standard_read_XXX to standard_parse_XXX;
wenzelm
parents: 24263
diff changeset
   483
fun standard_parse_typ ctxt syn get_sort map_sort str =
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21731
diff changeset
   484
  (case read ctxt (K false) syn SynExt.typeT str of
22703
d9fbdfe22543 added read_term;
wenzelm
parents: 22573
diff changeset
   485
    [t] => TypeExt.typ_of_term (get_sort (TypeExt.term_sorts map_sort t)) map_sort t
8894
0281bde335ca added read_sort;
wenzelm
parents: 8720
diff changeset
   486
  | _ => error "read_typ: ambiguous syntax");
144
0a0da273a6c5 added Syntax.read_typ;
wenzelm
parents: 47
diff changeset
   487
0a0da273a6c5 added Syntax.read_typ;
wenzelm
parents: 47
diff changeset
   488
8894
0281bde335ca added read_sort;
wenzelm
parents: 8720
diff changeset
   489
(* read sorts *)
0281bde335ca added read_sort;
wenzelm
parents: 8720
diff changeset
   490
24278
cf82c471f9ee renamed standard_read_XXX to standard_parse_XXX;
wenzelm
parents: 24263
diff changeset
   491
fun standard_parse_sort ctxt syn map_sort str =
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21731
diff changeset
   492
  (case read ctxt (K false) syn TypeExt.sortT str of
22703
d9fbdfe22543 added read_term;
wenzelm
parents: 22573
diff changeset
   493
    [t] => TypeExt.sort_of_term map_sort t
8894
0281bde335ca added read_sort;
wenzelm
parents: 8720
diff changeset
   494
  | _ => error "read_sort: ambiguous syntax");
0281bde335ca added read_sort;
wenzelm
parents: 8720
diff changeset
   495
0281bde335ca added read_sort;
wenzelm
parents: 8720
diff changeset
   496
18
c9ec452ff08f lots of internal cleaning and tuning;
wenzelm
parents: 0
diff changeset
   497
1158
96804ce95516 added extend_trrules_i;
wenzelm
parents: 1147
diff changeset
   498
(** prepare translation rules **)
96804ce95516 added extend_trrules_i;
wenzelm
parents: 1147
diff changeset
   499
96804ce95516 added extend_trrules_i;
wenzelm
parents: 1147
diff changeset
   500
datatype 'a trrule =
3526
df4d0dad2b4e tuned warning;
wenzelm
parents: 2913
diff changeset
   501
  ParseRule of 'a * 'a |
df4d0dad2b4e tuned warning;
wenzelm
parents: 2913
diff changeset
   502
  PrintRule of 'a * 'a |
df4d0dad2b4e tuned warning;
wenzelm
parents: 2913
diff changeset
   503
  ParsePrintRule of 'a * 'a;
888
3a1de9454d13 improved read_xrules: patterns no longer read twice;
wenzelm
parents: 882
diff changeset
   504
4618
731bed12f762 export map_trrule;
wenzelm
parents: 4496
diff changeset
   505
fun map_trrule f (ParseRule (x, y)) = ParseRule (f x, f y)
731bed12f762 export map_trrule;
wenzelm
parents: 4496
diff changeset
   506
  | map_trrule f (PrintRule (x, y)) = PrintRule (f x, f y)
731bed12f762 export map_trrule;
wenzelm
parents: 4496
diff changeset
   507
  | map_trrule f (ParsePrintRule (x, y)) = ParsePrintRule (f x, f y);
1158
96804ce95516 added extend_trrules_i;
wenzelm
parents: 1147
diff changeset
   508
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 14981
diff changeset
   509
fun parse_rule (ParseRule pats) = SOME pats
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 14981
diff changeset
   510
  | parse_rule (PrintRule _) = NONE
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 14981
diff changeset
   511
  | parse_rule (ParsePrintRule pats) = SOME pats;
1158
96804ce95516 added extend_trrules_i;
wenzelm
parents: 1147
diff changeset
   512
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 14981
diff changeset
   513
fun print_rule (ParseRule _) = NONE
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 14981
diff changeset
   514
  | print_rule (PrintRule pats) = SOME (swap pats)
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 14981
diff changeset
   515
  | print_rule (ParsePrintRule pats) = SOME (swap pats);
1158
96804ce95516 added extend_trrules_i;
wenzelm
parents: 1147
diff changeset
   516
96804ce95516 added extend_trrules_i;
wenzelm
parents: 1147
diff changeset
   517
19262
b98b48496819 added remove_trrules(_i);
wenzelm
parents: 19046
diff changeset
   518
local
b98b48496819 added remove_trrules(_i);
wenzelm
parents: 19046
diff changeset
   519
1158
96804ce95516 added extend_trrules_i;
wenzelm
parents: 1147
diff changeset
   520
fun check_rule (rule as (lhs, rhs)) =
5692
2e873c5f0e2c no open;
wenzelm
parents: 4887
diff changeset
   521
  (case Ast.rule_error rule of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 14981
diff changeset
   522
    SOME msg =>
1158
96804ce95516 added extend_trrules_i;
wenzelm
parents: 1147
diff changeset
   523
      error ("Error in syntax translation rule: " ^ msg ^ "\n" ^
5692
2e873c5f0e2c no open;
wenzelm
parents: 4887
diff changeset
   524
        Ast.str_of_ast lhs ^ "  ->  " ^ Ast.str_of_ast rhs)
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 14981
diff changeset
   525
  | NONE => rule);
888
3a1de9454d13 improved read_xrules: patterns no longer read twice;
wenzelm
parents: 882
diff changeset
   526
3a1de9454d13 improved read_xrules: patterns no longer read twice;
wenzelm
parents: 882
diff changeset
   527
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21731
diff changeset
   528
fun read_pattern ctxt is_logtype syn (root, str) =
18
c9ec452ff08f lots of internal cleaning and tuning;
wenzelm
parents: 0
diff changeset
   529
  let
17079
ce9663987126 added eq_syntax;
wenzelm
parents: 16716
diff changeset
   530
    val Syntax ({consts, ...}, _) = syn;
18
c9ec452ff08f lots of internal cleaning and tuning;
wenzelm
parents: 0
diff changeset
   531
5692
2e873c5f0e2c no open;
wenzelm
parents: 4887
diff changeset
   532
    fun constify (ast as Ast.Constant _) = ast
2e873c5f0e2c no open;
wenzelm
parents: 4887
diff changeset
   533
      | constify (ast as Ast.Variable x) =
20664
ffbc5a57191a member (op =);
wenzelm
parents: 19546
diff changeset
   534
          if member (op =) consts x orelse NameSpace.is_qualified x then Ast.Constant x
3830
7797327eca1d constify: qualified is const;
wenzelm
parents: 3782
diff changeset
   535
          else ast
5692
2e873c5f0e2c no open;
wenzelm
parents: 4887
diff changeset
   536
      | constify (Ast.Appl asts) = Ast.Appl (map constify asts);
18
c9ec452ff08f lots of internal cleaning and tuning;
wenzelm
parents: 0
diff changeset
   537
  in
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21731
diff changeset
   538
    (case read_asts ctxt is_logtype syn true root str of
888
3a1de9454d13 improved read_xrules: patterns no longer read twice;
wenzelm
parents: 882
diff changeset
   539
      [ast] => constify ast
3a1de9454d13 improved read_xrules: patterns no longer read twice;
wenzelm
parents: 882
diff changeset
   540
    | _ => error ("Syntactically ambiguous input: " ^ quote str))
18678
dd0c569fa43d sane ERROR handling;
wenzelm
parents: 18428
diff changeset
   541
  end handle ERROR msg =>
dd0c569fa43d sane ERROR handling;
wenzelm
parents: 18428
diff changeset
   542
    cat_error msg ("The error(s) above occurred in translation pattern " ^
888
3a1de9454d13 improved read_xrules: patterns no longer read twice;
wenzelm
parents: 882
diff changeset
   543
      quote str);
0
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   544
1158
96804ce95516 added extend_trrules_i;
wenzelm
parents: 1147
diff changeset
   545
fun prep_rules rd_pat raw_rules =
4618
731bed12f762 export map_trrule;
wenzelm
parents: 4496
diff changeset
   546
  let val rules = map (map_trrule rd_pat) raw_rules in
19482
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19375
diff changeset
   547
    (map check_rule (map_filter parse_rule rules),
9f11af8f7ef9 tuned basic list operators (flat, maps, map_filter);
wenzelm
parents: 19375
diff changeset
   548
      map check_rule (map_filter print_rule rules))
1158
96804ce95516 added extend_trrules_i;
wenzelm
parents: 1147
diff changeset
   549
  end
18
c9ec452ff08f lots of internal cleaning and tuning;
wenzelm
parents: 0
diff changeset
   550
19262
b98b48496819 added remove_trrules(_i);
wenzelm
parents: 19046
diff changeset
   551
in
b98b48496819 added remove_trrules(_i);
wenzelm
parents: 19046
diff changeset
   552
b98b48496819 added remove_trrules(_i);
wenzelm
parents: 19046
diff changeset
   553
val cert_rules = prep_rules I;
b98b48496819 added remove_trrules(_i);
wenzelm
parents: 19046
diff changeset
   554
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21731
diff changeset
   555
fun read_rules ctxt is_logtype syn =
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21731
diff changeset
   556
  prep_rules (read_pattern ctxt is_logtype syn);
19262
b98b48496819 added remove_trrules(_i);
wenzelm
parents: 19046
diff changeset
   557
b98b48496819 added remove_trrules(_i);
wenzelm
parents: 19046
diff changeset
   558
end;
b98b48496819 added remove_trrules(_i);
wenzelm
parents: 19046
diff changeset
   559
18
c9ec452ff08f lots of internal cleaning and tuning;
wenzelm
parents: 0
diff changeset
   560
c9ec452ff08f lots of internal cleaning and tuning;
wenzelm
parents: 0
diff changeset
   561
3779
ce8594f7e0c6 added pretty_sort;
wenzelm
parents: 3739
diff changeset
   562
(** pretty terms, typs, sorts **)
18
c9ec452ff08f lots of internal cleaning and tuning;
wenzelm
parents: 0
diff changeset
   563
23631
2a9e918653cc pretty_sort/typ/term: markup;
wenzelm
parents: 23615
diff changeset
   564
fun pretty_t t_to_ast prt_t markup ctxt (syn as Syntax (tabs, _)) curried t =
0
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   565
  let
2700
80e6b48c5204 added token translation support;
wenzelm
parents: 2585
diff changeset
   566
    val {print_trtab, print_ruletab, print_ast_trtab, tokentrtab, prtabs, ...} = tabs;
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21731
diff changeset
   567
    val ast = t_to_ast ctxt (lookup_tr' print_trtab) t;
0
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   568
  in
23631
2a9e918653cc pretty_sort/typ/term: markup;
wenzelm
parents: 23615
diff changeset
   569
    Pretty.markup markup (prt_t ctxt curried prtabs (lookup_tr' print_ast_trtab)
24613
bc889c3d55a3 added print_mode_value (CRITICAL);
wenzelm
parents: 24512
diff changeset
   570
      (lookup_tokentr tokentrtab (print_mode_value ()))
23631
2a9e918653cc pretty_sort/typ/term: markup;
wenzelm
parents: 23615
diff changeset
   571
      (Ast.normalize_ast (Symtab.lookup_list print_ruletab) ast))
0
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   572
  end;
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   573
23631
2a9e918653cc pretty_sort/typ/term: markup;
wenzelm
parents: 23615
diff changeset
   574
fun pretty_term extern =
2a9e918653cc pretty_sort/typ/term: markup;
wenzelm
parents: 23615
diff changeset
   575
  pretty_t Printer.term_to_ast (Printer.pretty_term_ast extern) Markup.term;
2a9e918653cc pretty_sort/typ/term: markup;
wenzelm
parents: 23615
diff changeset
   576
fun pretty_typ ctxt syn =
2a9e918653cc pretty_sort/typ/term: markup;
wenzelm
parents: 23615
diff changeset
   577
  pretty_t Printer.typ_to_ast Printer.pretty_typ_ast Markup.typ ctxt syn false;
2a9e918653cc pretty_sort/typ/term: markup;
wenzelm
parents: 23615
diff changeset
   578
fun pretty_sort ctxt syn =
2a9e918653cc pretty_sort/typ/term: markup;
wenzelm
parents: 23615
diff changeset
   579
  pretty_t Printer.sort_to_ast Printer.pretty_typ_ast Markup.sort ctxt syn false;
0
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   580
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   581
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   582
19262
b98b48496819 added remove_trrules(_i);
wenzelm
parents: 19046
diff changeset
   583
(** modify syntax **)
383
fcea89074e4c added incremental extension functions: extend_log_types, extend_type_gram,
wenzelm
parents: 330
diff changeset
   584
14904
7d8dc92fcb7f removed separate logtypes field of syntax; removed test_read, simple_str_of_sort, simple_string_of_typ; provide default_mode;
wenzelm
parents: 14798
diff changeset
   585
fun ext_syntax' f is_logtype prmode decls = extend_syntax prmode (f is_logtype decls);
7d8dc92fcb7f removed separate logtypes field of syntax; removed test_read, simple_str_of_sort, simple_string_of_typ; provide default_mode;
wenzelm
parents: 14798
diff changeset
   586
fun ext_syntax f = ext_syntax' (K f) (K false) default_mode;
383
fcea89074e4c added incremental extension functions: extend_log_types, extend_type_gram,
wenzelm
parents: 330
diff changeset
   587
16613
76e57e08dcb5 proper treatment of advanced trfuns: pass thy argument;
wenzelm
parents: 15833
diff changeset
   588
val extend_type_gram       = ext_syntax Mixfix.syn_ext_types;
76e57e08dcb5 proper treatment of advanced trfuns: pass thy argument;
wenzelm
parents: 15833
diff changeset
   589
val extend_const_gram      = ext_syntax' Mixfix.syn_ext_consts;
76e57e08dcb5 proper treatment of advanced trfuns: pass thy argument;
wenzelm
parents: 15833
diff changeset
   590
val extend_consts          = ext_syntax SynExt.syn_ext_const_names;
76e57e08dcb5 proper treatment of advanced trfuns: pass thy argument;
wenzelm
parents: 15833
diff changeset
   591
val extend_trfuns          = ext_syntax SynExt.syn_ext_trfuns;
76e57e08dcb5 proper treatment of advanced trfuns: pass thy argument;
wenzelm
parents: 15833
diff changeset
   592
val extend_advanced_trfuns = ext_syntax SynExt.syn_ext_advanced_trfuns;
76e57e08dcb5 proper treatment of advanced trfuns: pass thy argument;
wenzelm
parents: 15833
diff changeset
   593
val extend_tokentrfuns     = ext_syntax SynExt.syn_ext_tokentrfuns;
5692
2e873c5f0e2c no open;
wenzelm
parents: 4887
diff changeset
   594
15755
50ac97ebe7d8 expect translations functions to be stamped already;
wenzelm
parents: 15574
diff changeset
   595
fun remove_const_gram is_logtype prmode decls =
50ac97ebe7d8 expect translations functions to be stamped already;
wenzelm
parents: 15574
diff changeset
   596
  remove_syntax prmode (Mixfix.syn_ext_consts is_logtype decls);
50ac97ebe7d8 expect translations functions to be stamped already;
wenzelm
parents: 15574
diff changeset
   597
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21731
diff changeset
   598
fun extend_trrules ctxt is_logtype syn =
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21731
diff changeset
   599
  ext_syntax SynExt.syn_ext_rules o read_rules ctxt is_logtype syn;
19262
b98b48496819 added remove_trrules(_i);
wenzelm
parents: 19046
diff changeset
   600
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21731
diff changeset
   601
fun remove_trrules ctxt is_logtype syn =
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21731
diff changeset
   602
  remove_syntax default_mode o SynExt.syn_ext_rules o read_rules ctxt is_logtype syn;
19262
b98b48496819 added remove_trrules(_i);
wenzelm
parents: 19046
diff changeset
   603
b98b48496819 added remove_trrules(_i);
wenzelm
parents: 19046
diff changeset
   604
val extend_trrules_i = ext_syntax SynExt.syn_ext_rules o cert_rules;
b98b48496819 added remove_trrules(_i);
wenzelm
parents: 19046
diff changeset
   605
val remove_trrules_i = remove_syntax default_mode o SynExt.syn_ext_rules o cert_rules;
5692
2e873c5f0e2c no open;
wenzelm
parents: 4887
diff changeset
   606
2e873c5f0e2c no open;
wenzelm
parents: 4887
diff changeset
   607
24263
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   608
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   609
(** generic parsing and type-checking **)
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   610
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   611
(* parsing *)
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   612
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   613
type parsers =
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   614
 {sort: Proof.context -> string -> sort,
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   615
  typ: Proof.context -> string -> typ,
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   616
  term: Proof.context -> string -> term,
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   617
  prop: Proof.context -> string -> term};
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   618
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   619
local
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   620
  val parsers = ref (NONE: parsers option);
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   621
in
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   622
  fun install_parsers ps = CRITICAL (fn () =>
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   623
    if is_some (! parsers) then error "Inner syntax parsers already installed"
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   624
    else parsers := SOME ps);
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   625
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   626
  fun parse which ctxt s =
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   627
    (case ! parsers of
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   628
      NONE => error "Inner syntax parsers not yet installed"
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   629
    | SOME ps => which ps ctxt s);
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   630
end;
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   631
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   632
val parse_sort = parse #sort;
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   633
val parse_typ = parse #typ;
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   634
val parse_term = parse #term;
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   635
val parse_prop = parse #prop;
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   636
24278
cf82c471f9ee renamed standard_read_XXX to standard_parse_XXX;
wenzelm
parents: 24263
diff changeset
   637
val global_parse_sort = parse_sort o ProofContext.init;
cf82c471f9ee renamed standard_read_XXX to standard_parse_XXX;
wenzelm
parents: 24263
diff changeset
   638
val global_parse_typ = parse_typ o ProofContext.init;
cf82c471f9ee renamed standard_read_XXX to standard_parse_XXX;
wenzelm
parents: 24263
diff changeset
   639
val global_parse_term = parse_term o ProofContext.init;
cf82c471f9ee renamed standard_read_XXX to standard_parse_XXX;
wenzelm
parents: 24263
diff changeset
   640
val global_parse_prop = parse_prop o ProofContext.init;
cf82c471f9ee renamed standard_read_XXX to standard_parse_XXX;
wenzelm
parents: 24263
diff changeset
   641
24263
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   642
24488
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   643
(* checking types/terms *)
24263
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   644
24488
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   645
local
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   646
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   647
structure Checks = GenericDataFun
24263
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   648
(
24488
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   649
  type T =
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   650
    ((typ list -> Proof.context -> typ list * Proof.context) * stamp) list *
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   651
    ((term list -> Proof.context -> term list * Proof.context) * stamp) list;
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   652
  val empty = ([], []);
24263
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   653
  val extend = I;
24488
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   654
  fun merge _ ((typ_checks1, term_checks1), (typ_checks2, term_checks2)) : T =
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   655
    (Library.merge (eq_snd op =) (typ_checks1, typ_checks2),
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   656
     Library.merge (eq_snd op =) (term_checks1, term_checks2));
24263
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   657
);
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   658
24488
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   659
fun gen_check which eq ctxt0 xs0 =
24263
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   660
  let
24488
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   661
    val funs = map fst (rev (which (Checks.get (Context.Proof ctxt0))));
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   662
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   663
    fun check [] xs ctxt = (xs, ctxt)
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   664
      | check (f :: fs) xs ctxt = f xs ctxt |-> check fs;
24263
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   665
24488
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   666
    fun check_fixpoint xs ctxt =
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   667
      let val (xs', ctxt') = check funs xs ctxt in
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   668
        if eq_list eq (xs, xs') then (xs, ctxt)
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   669
        else check_fixpoint xs' ctxt'
24263
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   670
      end;
24488
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   671
  in #1 (case funs of [f] => f xs0 ctxt0 | _ => check_fixpoint xs0 ctxt0) end;
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   672
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   673
in
24263
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   674
24488
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   675
val check_typs = gen_check fst (op =);
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   676
val check_terms = gen_check snd (op aconv);
24512
fc4959967b30 added singleton check_typ/term/prop;
wenzelm
parents: 24488
diff changeset
   677
fun check_props ctxt = map (fn t => TypeInfer.constrain t propT) #> check_terms ctxt;
24488
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   678
24512
fc4959967b30 added singleton check_typ/term/prop;
wenzelm
parents: 24488
diff changeset
   679
val check_typ = singleton o check_typs;
fc4959967b30 added singleton check_typ/term/prop;
wenzelm
parents: 24488
diff changeset
   680
val check_term = singleton o check_terms;
fc4959967b30 added singleton check_typ/term/prop;
wenzelm
parents: 24488
diff changeset
   681
val check_prop = singleton o check_props;
24263
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   682
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   683
fun check_sort ctxt S =
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   684
  (case singleton (check_typs ctxt) (TFree ("", S)) of   (* FIXME TypeInfer.invent_type (!?) *)
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   685
    TFree ("", S') => S'
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   686
  | T => raise TYPE ("check_sort", [T], []));
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   687
24488
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   688
fun add_typ_check f = Checks.map (apfst (cons (f, stamp ())));
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   689
fun add_term_check f = Checks.map (apsnd (cons (f, stamp ())));
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   690
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   691
end;
646e782ba8ff turned type_check into separate typ/term_check;
wenzelm
parents: 24372
diff changeset
   692
24263
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   693
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   694
(* combined operations *)
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   695
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   696
fun read_sort ctxt = parse_sort ctxt #> check_sort ctxt;
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   697
fun read_typ ctxt = parse_typ ctxt #> singleton (check_typs ctxt);
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   698
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   699
fun read_terms ctxt = map (parse_term ctxt) #> check_terms ctxt;
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   700
fun read_props ctxt = map (parse_prop ctxt) #> check_props ctxt;
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   701
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   702
val read_term = singleton o read_terms;
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   703
val read_prop = singleton o read_props;
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   704
24278
cf82c471f9ee renamed standard_read_XXX to standard_parse_XXX;
wenzelm
parents: 24263
diff changeset
   705
val global_read_sort = read_sort o ProofContext.init;
cf82c471f9ee renamed standard_read_XXX to standard_parse_XXX;
wenzelm
parents: 24263
diff changeset
   706
val global_read_typ = read_typ o ProofContext.init;
cf82c471f9ee renamed standard_read_XXX to standard_parse_XXX;
wenzelm
parents: 24263
diff changeset
   707
val global_read_term = read_term o ProofContext.init;
cf82c471f9ee renamed standard_read_XXX to standard_parse_XXX;
wenzelm
parents: 24263
diff changeset
   708
val global_read_prop = read_prop o ProofContext.init;
cf82c471f9ee renamed standard_read_XXX to standard_parse_XXX;
wenzelm
parents: 24263
diff changeset
   709
24263
aff00d8b2e32 added generic wrapper for parse/read functions;
wenzelm
parents: 24247
diff changeset
   710
15833
78109c7012ed removed token_trans.ML (some content moved to syn_ext.ML);
wenzelm
parents: 15759
diff changeset
   711
(*export parts of internal Syntax structures*)
78109c7012ed removed token_trans.ML (some content moved to syn_ext.ML);
wenzelm
parents: 15759
diff changeset
   712
open Lexicon SynExt Ast Parser TypeExt SynTrans Mixfix Printer;
2366
a163d2be1bb5 added chartrans;
wenzelm
parents: 2287
diff changeset
   713
0
a5a9c433f639 Initial revision
clasohm
parents:
diff changeset
   714
end;
5692
2e873c5f0e2c no open;
wenzelm
parents: 4887
diff changeset
   715
2e873c5f0e2c no open;
wenzelm
parents: 4887
diff changeset
   716
structure BasicSyntax: BASIC_SYNTAX = Syntax;
2e873c5f0e2c no open;
wenzelm
parents: 4887
diff changeset
   717
open BasicSyntax;
23923
8c10f3515633 hide internal structures (again);
wenzelm
parents: 23660
diff changeset
   718
8c10f3515633 hide internal structures (again);
wenzelm
parents: 23660
diff changeset
   719
structure Hidden = struct end;
8c10f3515633 hide internal structures (again);
wenzelm
parents: 23660
diff changeset
   720
structure Ast = Hidden;
8c10f3515633 hide internal structures (again);
wenzelm
parents: 23660
diff changeset
   721
structure SynExt = Hidden;
8c10f3515633 hide internal structures (again);
wenzelm
parents: 23660
diff changeset
   722
structure Parser = Hidden;
8c10f3515633 hide internal structures (again);
wenzelm
parents: 23660
diff changeset
   723
structure TypeExt = Hidden;
8c10f3515633 hide internal structures (again);
wenzelm
parents: 23660
diff changeset
   724
structure SynTrans = Hidden;
8c10f3515633 hide internal structures (again);
wenzelm
parents: 23660
diff changeset
   725
structure Mixfix = Hidden;
8c10f3515633 hide internal structures (again);
wenzelm
parents: 23660
diff changeset
   726
structure Printer = Hidden;