wenzelm@18
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(* Title: Pure/Syntax/syntax.ML
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clasohm@0
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ID: $Id$
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clasohm@0
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Author: Tobias Nipkow and Markus Wenzel, TU Muenchen
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wenzelm@18
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wenzelm@24263
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Standard Isabelle syntax, based on arbitrary context-free grammars
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wenzelm@24263
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(specified by mixfix declarations).
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clasohm@0
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*)
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clasohm@0
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wenzelm@260
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signature BASIC_SYNTAX =
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wenzelm@2383
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sig
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wenzelm@260
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include AST0
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wenzelm@556
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include SYN_TRANS0
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wenzelm@556
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include MIXFIX0
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wenzelm@260
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include PRINTER0
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wenzelm@2383
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end;
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wenzelm@260
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clasohm@0
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signature SYNTAX =
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wenzelm@2383
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sig
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wenzelm@260
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include AST1
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clasohm@0
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include LEXICON0
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wenzelm@237
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include SYN_EXT0
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clasohm@0
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include TYPE_EXT0
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wenzelm@556
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include SYN_TRANS1
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wenzelm@556
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include MIXFIX1
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clasohm@0
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include PRINTER0
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wenzelm@15755
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val extend_trtab: string -> (string * ('a * stamp)) list ->
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wenzelm@15755
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('a * stamp) Symtab.table -> ('a * stamp) Symtab.table
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wenzelm@15755
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val merge_trtabs: string -> ('a * stamp) Symtab.table -> ('a * stamp) Symtab.table ->
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wenzelm@15755
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('a * stamp) Symtab.table
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wenzelm@14648
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val merge_tr'tabs: ('a * stamp) list Symtab.table -> ('a * stamp) list Symtab.table
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wenzelm@14648
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-> ('a * stamp) list Symtab.table
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wenzelm@15755
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val extend_tr'tab: (string * ('a * stamp)) list ->
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wenzelm@15755
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('a * stamp) list Symtab.table -> ('a * stamp) list Symtab.table
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wenzelm@1158
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datatype 'a trrule =
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wenzelm@3526
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ParseRule of 'a * 'a |
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wenzelm@3526
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PrintRule of 'a * 'a |
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wenzelm@3526
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ParsePrintRule of 'a * 'a
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wenzelm@556
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type syntax
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wenzelm@17079
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val eq_syntax: syntax * syntax -> bool
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wenzelm@14687
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val is_keyword: syntax -> string -> bool
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wenzelm@20784
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type mode
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wenzelm@24970
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val mode_default: mode
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wenzelm@24970
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val mode_input: mode
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wenzelm@21826
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val internalM: string
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wenzelm@12073
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val extend_type_gram: (string * int * mixfix) list -> syntax -> syntax
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wenzelm@14904
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val extend_const_gram: (string -> bool) ->
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wenzelm@20784
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mode -> (string * typ * mixfix) list -> syntax -> syntax
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wenzelm@12073
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val extend_consts: string list -> syntax -> syntax
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wenzelm@12073
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val extend_trfuns:
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wenzelm@15755
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(string * ((ast list -> ast) * stamp)) list *
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wenzelm@15755
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(string * ((term list -> term) * stamp)) list *
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wenzelm@15755
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(string * ((bool -> typ -> term list -> term) * stamp)) list *
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wenzelm@15755
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(string * ((ast list -> ast) * stamp)) list -> syntax -> syntax
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wenzelm@16613
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val extend_advanced_trfuns:
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wenzelm@21772
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(string * ((Proof.context -> ast list -> ast) * stamp)) list *
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wenzelm@21772
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(string * ((Proof.context -> term list -> term) * stamp)) list *
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wenzelm@21772
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(string * ((Proof.context -> bool -> typ -> term list -> term) * stamp)) list *
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wenzelm@21772
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(string * ((Proof.context -> ast list -> ast) * stamp)) list -> syntax -> syntax
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wenzelm@23660
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val extend_tokentrfuns: (string * string * (string -> output * int)) list -> syntax -> syntax
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wenzelm@19262
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val remove_const_gram: (string -> bool) ->
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wenzelm@20784
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mode -> (string * typ * mixfix) list -> syntax -> syntax
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wenzelm@21772
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val extend_trrules: Proof.context -> (string -> bool) -> syntax ->
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wenzelm@14904
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(string * string) trrule list -> syntax -> syntax
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wenzelm@21772
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val remove_trrules: Proof.context -> (string -> bool) -> syntax ->
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wenzelm@19262
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(string * string) trrule list -> syntax -> syntax
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wenzelm@19262
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val extend_trrules_i: ast trrule list -> syntax -> syntax
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wenzelm@19262
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val remove_trrules_i: ast trrule list -> syntax -> syntax
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wenzelm@4618
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val map_trrule: ('a -> 'b) -> 'a trrule -> 'b trrule
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wenzelm@556
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val merge_syntaxes: syntax -> syntax -> syntax
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wenzelm@18720
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val basic_syn: syntax
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wenzelm@18720
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val basic_nonterms: string list
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wenzelm@556
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val print_gram: syntax -> unit
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wenzelm@556
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val print_trans: syntax -> unit
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wenzelm@556
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val print_syntax: syntax -> unit
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wenzelm@21772
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val read: Proof.context -> (string -> bool) -> syntax -> typ -> string -> term list
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wenzelm@24372
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val standard_parse_term: Pretty.pp -> (term -> term Exn.result) ->
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wenzelm@22703
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(((string * int) * sort) list -> string * int -> Term.sort) ->
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wenzelm@22703
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(string -> string option) -> (string -> string option) ->
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wenzelm@22703
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(typ -> typ) -> (sort -> sort) -> Proof.context ->
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wenzelm@24372
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(string -> bool) -> syntax -> typ -> string -> term
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wenzelm@24278
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val standard_parse_typ: Proof.context -> syntax -> ((indexname * sort) list -> indexname -> sort) ->
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wenzelm@16613
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(sort -> sort) -> string -> typ
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wenzelm@24278
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val standard_parse_sort: Proof.context -> syntax -> (sort -> sort) -> string -> sort
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wenzelm@24923
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val standard_unparse_term: (string -> xstring) -> Proof.context -> syntax -> bool -> term -> Pretty.T
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wenzelm@24923
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val standard_unparse_typ: Proof.context -> syntax -> typ -> Pretty.T
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wenzelm@24923
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val standard_unparse_sort: Proof.context -> syntax -> sort -> Pretty.T
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clasohm@882
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val ambiguity_level: int ref
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skalberg@14177
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val ambiguity_is_error: bool ref
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wenzelm@24263
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val parse_sort: Proof.context -> string -> sort
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wenzelm@24263
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val parse_typ: Proof.context -> string -> typ
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wenzelm@24263
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val parse_term: Proof.context -> string -> term
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wenzelm@24263
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val parse_prop: Proof.context -> string -> term
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wenzelm@24768
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val unparse_sort: Proof.context -> sort -> Pretty.T
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wenzelm@24923
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val unparse_classrel: Proof.context -> class list -> Pretty.T
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wenzelm@24923
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val unparse_arity: Proof.context -> arity -> Pretty.T
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wenzelm@24768
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val unparse_typ: Proof.context -> typ -> Pretty.T
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wenzelm@24768
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val unparse_term: Proof.context -> term -> Pretty.T
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wenzelm@24768
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val install_operations:
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wenzelm@24768
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{parse_sort: Proof.context -> string -> sort,
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wenzelm@24768
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parse_typ: Proof.context -> string -> typ,
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wenzelm@24768
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parse_term: Proof.context -> string -> term,
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wenzelm@24768
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parse_prop: Proof.context -> string -> term,
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wenzelm@24768
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unparse_sort: Proof.context -> sort -> Pretty.T,
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wenzelm@24768
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unparse_typ: Proof.context -> typ -> Pretty.T,
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wenzelm@24768
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unparse_term: Proof.context -> term -> Pretty.T} -> unit
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wenzelm@24768
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val print_checks: Proof.context -> unit
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wenzelm@24768
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val add_typ_check: int -> string ->
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wenzelm@25060
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(typ list -> Proof.context -> (typ list * Proof.context) option) ->
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wenzelm@24768
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Context.generic -> Context.generic
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wenzelm@24768
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val add_term_check: int -> string ->
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wenzelm@25060
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(term list -> Proof.context -> (term list * Proof.context) option) ->
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wenzelm@24768
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Context.generic -> Context.generic
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wenzelm@24768
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val add_typ_uncheck: int -> string ->
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wenzelm@25060
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(typ list -> Proof.context -> (typ list * Proof.context) option) ->
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wenzelm@24768
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Context.generic -> Context.generic
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wenzelm@24768
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val add_term_uncheck: int -> string ->
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wenzelm@25060
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(term list -> Proof.context -> (term list * Proof.context) option) ->
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wenzelm@24768
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Context.generic -> Context.generic
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wenzelm@24488
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val check_sort: Proof.context -> sort -> sort
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wenzelm@24512
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val check_typ: Proof.context -> typ -> typ
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wenzelm@24512
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val check_term: Proof.context -> term -> term
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wenzelm@24512
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val check_prop: Proof.context -> term -> term
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wenzelm@24488
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val check_typs: Proof.context -> typ list -> typ list
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wenzelm@24263
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val check_terms: Proof.context -> term list -> term list
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wenzelm@24263
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val check_props: Proof.context -> term list -> term list
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wenzelm@24923
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val uncheck_sort: Proof.context -> sort -> sort
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wenzelm@24923
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val uncheck_arity: Proof.context -> arity -> arity
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wenzelm@24923
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val uncheck_classrel: Proof.context -> class list -> class list
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wenzelm@24768
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val uncheck_typs: Proof.context -> typ list -> typ list
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wenzelm@24768
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val uncheck_terms: Proof.context -> term list -> term list
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wenzelm@24263
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val read_sort: Proof.context -> string -> sort
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wenzelm@24263
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val read_typ: Proof.context -> string -> typ
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wenzelm@24488
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val read_term: Proof.context -> string -> term
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wenzelm@24488
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val read_prop: Proof.context -> string -> term
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wenzelm@24263
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val read_terms: Proof.context -> string list -> term list
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wenzelm@24263
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val read_props: Proof.context -> string list -> term list
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wenzelm@24709
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val read_sort_global: theory -> string -> sort
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wenzelm@24709
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val read_typ_global: theory -> string -> typ
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wenzelm@24709
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val read_term_global: theory -> string -> term
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wenzelm@24709
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val read_prop_global: theory -> string -> term
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wenzelm@24923
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val pretty_term: Proof.context -> term -> Pretty.T
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wenzelm@24923
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val pretty_typ: Proof.context -> typ -> Pretty.T
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wenzelm@24923
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val pretty_sort: Proof.context -> sort -> Pretty.T
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wenzelm@24923
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val pretty_classrel: Proof.context -> class list -> Pretty.T
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wenzelm@24923
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val pretty_arity: Proof.context -> arity -> Pretty.T
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wenzelm@24923
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val string_of_term: Proof.context -> term -> string
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wenzelm@24923
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val string_of_typ: Proof.context -> typ -> string
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wenzelm@24923
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val string_of_sort: Proof.context -> sort -> string
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wenzelm@24923
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val string_of_classrel: Proof.context -> class list -> string
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wenzelm@24923
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val string_of_arity: Proof.context -> arity -> string
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wenzelm@24970
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val pp: Proof.context -> Pretty.pp
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wenzelm@2383
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end;
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clasohm@0
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wenzelm@12094
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structure Syntax: SYNTAX =
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clasohm@0
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struct
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clasohm@0
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wenzelm@237
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(** tables of translation functions **)
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wenzelm@237
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wenzelm@5692
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(* parse (ast) translations *)
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wenzelm@237
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wenzelm@17412
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fun lookup_tr tab c = Option.map fst (Symtab.lookup tab c);
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wenzelm@237
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wenzelm@23655
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fun err_dup_trfun name c =
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wenzelm@23655
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error ("More than one " ^ name ^ " for " ^ quote c);
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wenzelm@237
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wenzelm@21536
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fun remove_trtab trfuns = fold (Symtab.remove SynExt.eq_trfun) trfuns;
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wenzelm@21536
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wenzelm@21536
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fun extend_trtab name trfuns tab = Symtab.extend (remove_trtab trfuns tab, trfuns)
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wenzelm@23655
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handle Symtab.DUP c => err_dup_trfun name c;
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wenzelm@237
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wenzelm@15755
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fun merge_trtabs name tab1 tab2 = Symtab.merge SynExt.eq_trfun (tab1, tab2)
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wenzelm@23655
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handle Symtab.DUP c => err_dup_trfun name c;
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wenzelm@237
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wenzelm@237
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wenzelm@5692
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(* print (ast) translations *)
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wenzelm@5692
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wenzelm@18931
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fun lookup_tr' tab c = map fst (Symtab.lookup_list tab c);
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wenzelm@18931
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fun extend_tr'tab trfuns = fold_rev Symtab.update_list trfuns;
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wenzelm@18931
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fun remove_tr'tab trfuns = fold (Symtab.remove_list SynExt.eq_trfun) trfuns;
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wenzelm@18931
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fun merge_tr'tabs tab1 tab2 = Symtab.merge_list SynExt.eq_trfun (tab1, tab2);
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wenzelm@5692
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wenzelm@5692
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wenzelm@237
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wenzelm@2700
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(** tables of token translation functions **)
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wenzelm@2700
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wenzelm@2700
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fun lookup_tokentr tabs modes =
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wenzelm@19482
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let val trs = distinct (eq_fst (op =)) (maps (these o AList.lookup (op =) tabs) (modes @ [""]))
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haftmann@17314
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in fn c => Option.map fst (AList.lookup (op =) trs c) end;
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wenzelm@2700
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wenzelm@2700
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fun merge_tokentrtabs tabs1 tabs2 =
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wenzelm@2700
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let
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wenzelm@2700
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fun eq_tr ((c1, (_, s1)), (c2, (_, s2))) = c1 = c2 andalso s1 = s2;
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wenzelm@2700
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wenzelm@4703
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fun name (s, _) = implode (tl (Symbol.explode s));
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wenzelm@2706
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wenzelm@2700
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fun merge mode =
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wenzelm@2700
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let
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wenzelm@17213
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val trs1 = these (AList.lookup (op =) tabs1 mode);
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wenzelm@17213
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val trs2 = these (AList.lookup (op =) tabs2 mode);
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wenzelm@19046
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val trs = distinct eq_tr (trs1 @ trs2);
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wenzelm@2700
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in
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wenzelm@18964
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(case duplicates (eq_fst (op =)) trs of
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wenzelm@2700
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[] => (mode, trs)
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wenzelm@2700
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| dups => error ("More than one token translation function in mode " ^
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wenzelm@2706
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quote mode ^ " for " ^ commas_quote (map name dups)))
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wenzelm@2700
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end;
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wenzelm@19046
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in map merge (distinct (op =) (map fst (tabs1 @ tabs2))) end;
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wenzelm@2700
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wenzelm@15755
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fun extend_tokentrtab tokentrs tabs =
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wenzelm@2700
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let
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wenzelm@17213
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fun ins_tokentr (m, c, f) =
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wenzelm@17213
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AList.default (op =) (m, [])
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wenzelm@17213
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#> AList.map_entry (op =) m (cons ("_" ^ c, (f, stamp ())));
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wenzelm@15759
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in merge_tokentrtabs tabs (fold ins_tokentr tokentrs []) end;
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wenzelm@2700
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215 |
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wenzelm@2700
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216 |
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wenzelm@2700
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217 |
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wenzelm@237
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218 |
(** tables of translation rules **)
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wenzelm@237
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219 |
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wenzelm@5692
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220 |
type ruletab = (Ast.ast * Ast.ast) list Symtab.table;
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wenzelm@237
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221 |
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wenzelm@19482
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222 |
fun dest_ruletab tab = maps snd (Symtab.dest tab);
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wenzelm@237
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223 |
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wenzelm@237
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224 |
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wenzelm@237
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225 |
(* empty, extend, merge ruletabs *)
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wenzelm@237
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226 |
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wenzelm@18931
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227 |
val extend_ruletab = fold_rev (fn r => Symtab.update_list (Ast.head_of_rule r, r));
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wenzelm@18931
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228 |
val remove_ruletab = fold (fn r => Symtab.remove_list (op =) (Ast.head_of_rule r, r));
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wenzelm@18931
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229 |
fun merge_ruletabs tab1 tab2 = Symtab.merge_list (op =) (tab1, tab2);
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clasohm@0
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230 |
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clasohm@0
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231 |
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clasohm@0
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232 |
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clasohm@0
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233 |
(** datatype syntax **)
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clasohm@0
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234 |
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wenzelm@237
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235 |
datatype syntax =
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wenzelm@237
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236 |
Syntax of {
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wenzelm@15755
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237 |
input: SynExt.xprod list,
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wenzelm@4703
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238 |
lexicon: Scan.lexicon,
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wenzelm@5692
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239 |
gram: Parser.gram,
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wenzelm@18
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240 |
consts: string list,
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wenzelm@2913
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241 |
prmodes: string list,
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wenzelm@21772
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242 |
parse_ast_trtab: ((Proof.context -> Ast.ast list -> Ast.ast) * stamp) Symtab.table,
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wenzelm@237
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243 |
parse_ruletab: ruletab,
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wenzelm@21772
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244 |
parse_trtab: ((Proof.context -> term list -> term) * stamp) Symtab.table,
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wenzelm@21772
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245 |
print_trtab: ((Proof.context -> bool -> typ -> term list -> term) * stamp) list Symtab.table,
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wenzelm@237
|
246 |
print_ruletab: ruletab,
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wenzelm@21772
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247 |
print_ast_trtab: ((Proof.context -> Ast.ast list -> Ast.ast) * stamp) list Symtab.table,
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wenzelm@23660
|
248 |
tokentrtab: (string * (string * ((string -> output * int) * stamp)) list) list,
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wenzelm@17079
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249 |
prtabs: Printer.prtabs} * stamp;
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clasohm@0
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250 |
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wenzelm@17079
|
251 |
fun eq_syntax (Syntax (_, s1), Syntax (_, s2)) = s1 = s2;
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wenzelm@17079
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252 |
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wenzelm@17079
|
253 |
fun is_keyword (Syntax ({lexicon, ...}, _)) = Scan.is_literal lexicon o Symbol.explode;
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wenzelm@14687
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254 |
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wenzelm@20784
|
255 |
type mode = string * bool;
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wenzelm@24970
|
256 |
val mode_default = ("", true);
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wenzelm@24970
|
257 |
val mode_input = ("input", true);
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wenzelm@21826
|
258 |
val internalM = "internal";
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wenzelm@15755
|
259 |
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clasohm@0
|
260 |
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wenzelm@237
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261 |
(* empty_syntax *)
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clasohm@0
|
262 |
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wenzelm@17079
|
263 |
val empty_syntax = Syntax
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wenzelm@17079
|
264 |
({input = [],
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wenzelm@4703
|
265 |
lexicon = Scan.empty_lexicon,
|
wenzelm@5692
|
266 |
gram = Parser.empty_gram,
|
wenzelm@167
|
267 |
consts = [],
|
wenzelm@2913
|
268 |
prmodes = [],
|
wenzelm@5692
|
269 |
parse_ast_trtab = Symtab.empty,
|
wenzelm@5692
|
270 |
parse_ruletab = Symtab.empty,
|
wenzelm@5692
|
271 |
parse_trtab = Symtab.empty,
|
wenzelm@5692
|
272 |
print_trtab = Symtab.empty,
|
wenzelm@5692
|
273 |
print_ruletab = Symtab.empty,
|
wenzelm@5692
|
274 |
print_ast_trtab = Symtab.empty,
|
wenzelm@2700
|
275 |
tokentrtab = [],
|
wenzelm@17079
|
276 |
prtabs = Printer.empty_prtabs}, stamp ());
|
wenzelm@167
|
277 |
|
wenzelm@167
|
278 |
|
wenzelm@237
|
279 |
(* extend_syntax *)
|
wenzelm@167
|
280 |
|
wenzelm@17079
|
281 |
fun extend_syntax (mode, inout) syn_ext (Syntax (tabs, _)) =
|
wenzelm@167
|
282 |
let
|
wenzelm@15755
|
283 |
val {input, lexicon, gram, consts = consts1, prmodes = prmodes1,
|
wenzelm@2366
|
284 |
parse_ast_trtab, parse_ruletab, parse_trtab, print_trtab, print_ruletab,
|
wenzelm@2700
|
285 |
print_ast_trtab, tokentrtab, prtabs} = tabs;
|
wenzelm@14904
|
286 |
val SynExt.SynExt {xprods, consts = consts2, prmodes = prmodes2,
|
wenzelm@2913
|
287 |
parse_ast_translation, parse_rules, parse_translation, print_translation, print_rules,
|
wenzelm@2700
|
288 |
print_ast_translation, token_translation} = syn_ext;
|
wenzelm@19546
|
289 |
fun if_inout xs = if inout then xs else [];
|
wenzelm@167
|
290 |
in
|
wenzelm@17079
|
291 |
Syntax
|
wenzelm@19546
|
292 |
({input = if_inout xprods @ input,
|
wenzelm@22121
|
293 |
lexicon = Scan.extend_lexicon (if_inout (SynExt.delims_of xprods)) lexicon,
|
wenzelm@19546
|
294 |
gram = Parser.extend_gram gram (if_inout xprods),
|
wenzelm@19546
|
295 |
consts = Library.merge (op =) (consts1, filter_out NameSpace.is_qualified consts2),
|
wenzelm@18921
|
296 |
prmodes = insert (op =) mode (Library.merge (op =) (prmodes1, prmodes2)),
|
wenzelm@167
|
297 |
parse_ast_trtab =
|
wenzelm@19546
|
298 |
extend_trtab "parse ast translation" (if_inout parse_ast_translation) parse_ast_trtab,
|
wenzelm@19546
|
299 |
parse_ruletab = extend_ruletab (if_inout parse_rules) parse_ruletab,
|
wenzelm@19546
|
300 |
parse_trtab = extend_trtab "parse translation" (if_inout parse_translation) parse_trtab,
|
wenzelm@15755
|
301 |
print_trtab = extend_tr'tab print_translation print_trtab,
|
wenzelm@15755
|
302 |
print_ruletab = extend_ruletab print_rules print_ruletab,
|
wenzelm@15755
|
303 |
print_ast_trtab = extend_tr'tab print_ast_translation print_ast_trtab,
|
wenzelm@15755
|
304 |
tokentrtab = extend_tokentrtab token_translation tokentrtab,
|
wenzelm@17079
|
305 |
prtabs = Printer.extend_prtabs mode xprods prtabs}, stamp ())
|
wenzelm@167
|
306 |
end;
|
wenzelm@167
|
307 |
|
wenzelm@15755
|
308 |
|
wenzelm@15755
|
309 |
(* remove_syntax *)
|
wenzelm@15755
|
310 |
|
wenzelm@17079
|
311 |
fun remove_syntax (mode, inout) syn_ext (Syntax (tabs, _)) =
|
wenzelm@15755
|
312 |
let
|
wenzelm@15755
|
313 |
val SynExt.SynExt {xprods, consts = _, prmodes = _,
|
wenzelm@15755
|
314 |
parse_ast_translation, parse_rules, parse_translation, print_translation, print_rules,
|
wenzelm@15755
|
315 |
print_ast_translation, token_translation = _} = syn_ext;
|
wenzelm@15755
|
316 |
val {input, lexicon, gram, consts, prmodes,
|
wenzelm@15755
|
317 |
parse_ast_trtab, parse_ruletab, parse_trtab, print_trtab, print_ruletab,
|
wenzelm@15755
|
318 |
print_ast_trtab, tokentrtab, prtabs} = tabs;
|
wenzelm@19300
|
319 |
val input' = if inout then subtract (op =) xprods input else input;
|
wenzelm@19546
|
320 |
fun if_inout xs = if inout then xs else [];
|
wenzelm@15755
|
321 |
in
|
wenzelm@17079
|
322 |
Syntax
|
wenzelm@17079
|
323 |
({input = input',
|
wenzelm@15755
|
324 |
lexicon = if inout then Scan.make_lexicon (SynExt.delims_of input') else lexicon,
|
wenzelm@15755
|
325 |
gram = if inout then Parser.make_gram input' else gram,
|
wenzelm@15755
|
326 |
consts = consts,
|
wenzelm@15755
|
327 |
prmodes = prmodes,
|
wenzelm@19546
|
328 |
parse_ast_trtab = remove_trtab (if_inout parse_ast_translation) parse_ast_trtab,
|
wenzelm@19546
|
329 |
parse_ruletab = remove_ruletab (if_inout parse_rules) parse_ruletab,
|
wenzelm@19546
|
330 |
parse_trtab = remove_trtab (if_inout parse_translation) parse_trtab,
|
wenzelm@15755
|
331 |
print_trtab = remove_tr'tab print_translation print_trtab,
|
wenzelm@15755
|
332 |
print_ruletab = remove_ruletab print_rules print_ruletab,
|
wenzelm@15755
|
333 |
print_ast_trtab = remove_tr'tab print_ast_translation print_ast_trtab,
|
wenzelm@15755
|
334 |
tokentrtab = tokentrtab,
|
wenzelm@17079
|
335 |
prtabs = Printer.remove_prtabs mode xprods prtabs}, stamp ())
|
wenzelm@15755
|
336 |
end;
|
wenzelm@14904
|
337 |
|
wenzelm@167
|
338 |
|
wenzelm@237
|
339 |
(* merge_syntaxes *)
|
wenzelm@18
|
340 |
|
wenzelm@17079
|
341 |
fun merge_syntaxes (Syntax (tabs1, _)) (Syntax (tabs2, _)) =
|
wenzelm@237
|
342 |
let
|
wenzelm@15755
|
343 |
val {input = input1, lexicon = lexicon1, gram = gram1, consts = consts1,
|
wenzelm@15755
|
344 |
prmodes = prmodes1, parse_ast_trtab = parse_ast_trtab1,
|
wenzelm@15755
|
345 |
parse_ruletab = parse_ruletab1, parse_trtab = parse_trtab1,
|
wenzelm@15755
|
346 |
print_trtab = print_trtab1, print_ruletab = print_ruletab1,
|
wenzelm@15755
|
347 |
print_ast_trtab = print_ast_trtab1, tokentrtab = tokentrtab1, prtabs = prtabs1} = tabs1;
|
wenzelm@167
|
348 |
|
wenzelm@15755
|
349 |
val {input = input2, lexicon = lexicon2, gram = gram2, consts = consts2,
|
wenzelm@15755
|
350 |
prmodes = prmodes2, parse_ast_trtab = parse_ast_trtab2,
|
wenzelm@15755
|
351 |
parse_ruletab = parse_ruletab2, parse_trtab = parse_trtab2,
|
wenzelm@15755
|
352 |
print_trtab = print_trtab2, print_ruletab = print_ruletab2,
|
wenzelm@15755
|
353 |
print_ast_trtab = print_ast_trtab2, tokentrtab = tokentrtab2, prtabs = prtabs2} = tabs2;
|
wenzelm@18
|
354 |
in
|
wenzelm@17079
|
355 |
Syntax
|
wenzelm@18921
|
356 |
({input = Library.merge (op =) (input1, input2),
|
wenzelm@4703
|
357 |
lexicon = Scan.merge_lexicons lexicon1 lexicon2,
|
wenzelm@5692
|
358 |
gram = Parser.merge_grams gram1 gram2,
|
wenzelm@18428
|
359 |
consts = sort_distinct string_ord (consts1 @ consts2),
|
wenzelm@18921
|
360 |
prmodes = Library.merge (op =) (prmodes1, prmodes2),
|
wenzelm@237
|
361 |
parse_ast_trtab =
|
wenzelm@15755
|
362 |
merge_trtabs "parse ast translation" parse_ast_trtab1 parse_ast_trtab2,
|
wenzelm@237
|
363 |
parse_ruletab = merge_ruletabs parse_ruletab1 parse_ruletab2,
|
wenzelm@15755
|
364 |
parse_trtab = merge_trtabs "parse translation" parse_trtab1 parse_trtab2,
|
wenzelm@5692
|
365 |
print_trtab = merge_tr'tabs print_trtab1 print_trtab2,
|
wenzelm@237
|
366 |
print_ruletab = merge_ruletabs print_ruletab1 print_ruletab2,
|
wenzelm@5692
|
367 |
print_ast_trtab = merge_tr'tabs print_ast_trtab1 print_ast_trtab2,
|
wenzelm@2700
|
368 |
tokentrtab = merge_tokentrtabs tokentrtab1 tokentrtab2,
|
wenzelm@17079
|
369 |
prtabs = Printer.merge_prtabs prtabs1 prtabs2}, stamp ())
|
wenzelm@18
|
370 |
end;
|
wenzelm@18
|
371 |
|
wenzelm@18
|
372 |
|
wenzelm@18720
|
373 |
(* basic syntax *)
|
wenzelm@260
|
374 |
|
wenzelm@18720
|
375 |
val basic_syn =
|
wenzelm@17168
|
376 |
empty_syntax
|
wenzelm@24970
|
377 |
|> extend_syntax mode_default TypeExt.type_ext
|
wenzelm@24970
|
378 |
|> extend_syntax mode_default SynExt.pure_ext;
|
wenzelm@260
|
379 |
|
wenzelm@18720
|
380 |
val basic_nonterms =
|
wenzelm@18720
|
381 |
(Lexicon.terminals @ [SynExt.logic, "type", "types", "sort", "classes",
|
wenzelm@18720
|
382 |
SynExt.args, SynExt.cargs, "pttrn", "pttrns", "idt", "idts", "aprop",
|
wenzelm@22573
|
383 |
"asms", SynExt.any_, SynExt.sprop, "num_const", "index", "struct"]);
|
wenzelm@18720
|
384 |
|
clasohm@0
|
385 |
|
wenzelm@4887
|
386 |
|
wenzelm@15759
|
387 |
(** print syntax **)
|
wenzelm@15759
|
388 |
|
wenzelm@15759
|
389 |
local
|
clasohm@0
|
390 |
|
wenzelm@260
|
391 |
fun pretty_strs_qs name strs =
|
berghofe@14598
|
392 |
Pretty.strs (name :: map Library.quote (sort_strings strs));
|
clasohm@0
|
393 |
|
wenzelm@17079
|
394 |
fun pretty_gram (Syntax (tabs, _)) =
|
clasohm@0
|
395 |
let
|
wenzelm@14904
|
396 |
val {lexicon, prmodes, gram, prtabs, ...} = tabs;
|
wenzelm@2913
|
397 |
val prmodes' = sort_strings (filter_out (equal "") prmodes);
|
clasohm@0
|
398 |
in
|
wenzelm@8720
|
399 |
[pretty_strs_qs "lexicon:" (Scan.dest_lexicon lexicon),
|
wenzelm@8720
|
400 |
Pretty.big_list "prods:" (Parser.pretty_gram gram),
|
wenzelm@8720
|
401 |
pretty_strs_qs "print modes:" prmodes']
|
clasohm@0
|
402 |
end;
|
clasohm@0
|
403 |
|
wenzelm@17079
|
404 |
fun pretty_trans (Syntax (tabs, _)) =
|
clasohm@0
|
405 |
let
|
wenzelm@260
|
406 |
fun pretty_trtab name tab =
|
wenzelm@5692
|
407 |
pretty_strs_qs name (Symtab.keys tab);
|
clasohm@0
|
408 |
|
wenzelm@260
|
409 |
fun pretty_ruletab name tab =
|
wenzelm@5692
|
410 |
Pretty.big_list name (map Ast.pretty_rule (dest_ruletab tab));
|
clasohm@0
|
411 |
|
berghofe@14598
|
412 |
fun pretty_tokentr (mode, trs) = Pretty.strs (Library.quote mode ^ ":" :: map fst trs);
|
wenzelm@4703
|
413 |
|
wenzelm@237
|
414 |
val {consts, parse_ast_trtab, parse_ruletab, parse_trtab, print_trtab,
|
wenzelm@4703
|
415 |
print_ruletab, print_ast_trtab, tokentrtab, ...} = tabs;
|
clasohm@0
|
416 |
in
|
wenzelm@8720
|
417 |
[pretty_strs_qs "consts:" consts,
|
wenzelm@8720
|
418 |
pretty_trtab "parse_ast_translation:" parse_ast_trtab,
|
wenzelm@8720
|
419 |
pretty_ruletab "parse_rules:" parse_ruletab,
|
wenzelm@8720
|
420 |
pretty_trtab "parse_translation:" parse_trtab,
|
wenzelm@8720
|
421 |
pretty_trtab "print_translation:" print_trtab,
|
wenzelm@8720
|
422 |
pretty_ruletab "print_rules:" print_ruletab,
|
wenzelm@8720
|
423 |
pretty_trtab "print_ast_translation:" print_ast_trtab,
|
wenzelm@8720
|
424 |
Pretty.big_list "token_translation:" (map pretty_tokentr tokentrtab)]
|
clasohm@0
|
425 |
end;
|
clasohm@0
|
426 |
|
wenzelm@15759
|
427 |
in
|
clasohm@0
|
428 |
|
wenzelm@15759
|
429 |
fun print_gram syn = Pretty.writeln (Pretty.chunks (pretty_gram syn));
|
wenzelm@15759
|
430 |
fun print_trans syn = Pretty.writeln (Pretty.chunks (pretty_trans syn));
|
wenzelm@15759
|
431 |
fun print_syntax syn = Pretty.writeln (Pretty.chunks (pretty_gram syn @ pretty_trans syn));
|
clasohm@0
|
432 |
|
wenzelm@15759
|
433 |
end;
|
clasohm@0
|
434 |
|
clasohm@0
|
435 |
|
clasohm@0
|
436 |
|
wenzelm@237
|
437 |
(** read **)
|
clasohm@0
|
438 |
|
wenzelm@260
|
439 |
(* read_ast *)
|
wenzelm@260
|
440 |
|
clasohm@882
|
441 |
val ambiguity_level = ref 1;
|
wenzelm@24263
|
442 |
val ambiguity_is_error = ref false;
|
clasohm@882
|
443 |
|
wenzelm@21772
|
444 |
fun read_asts ctxt is_logtype (Syntax (tabs, _)) xids root str =
|
wenzelm@260
|
445 |
let
|
wenzelm@14904
|
446 |
val {lexicon, gram, parse_ast_trtab, ...} = tabs;
|
wenzelm@14904
|
447 |
val root' = if root <> "prop" andalso is_logtype root then SynExt.logic else root;
|
wenzelm@4703
|
448 |
val chars = Symbol.explode str;
|
wenzelm@5692
|
449 |
val pts = Parser.parse gram root' (Lexicon.tokenize lexicon xids chars);
|
clasohm@330
|
450 |
|
wenzelm@12292
|
451 |
fun show_pt pt =
|
wenzelm@21772
|
452 |
Pretty.string_of (Ast.pretty_ast (hd (SynTrans.pts_to_asts ctxt (K NONE) [pt])));
|
wenzelm@260
|
453 |
in
|
wenzelm@21962
|
454 |
if length pts > ! ambiguity_level then
|
wenzelm@16613
|
455 |
if ! ambiguity_is_error then error ("Ambiguous input " ^ quote str)
|
wenzelm@16661
|
456 |
else (warning ("Ambiguous input " ^ quote str ^ "\n" ^
|
wenzelm@16716
|
457 |
"produces " ^ string_of_int (length pts) ^ " parse trees.");
|
wenzelm@21962
|
458 |
List.app (warning o show_pt) pts)
|
wenzelm@21962
|
459 |
else ();
|
wenzelm@21772
|
460 |
SynTrans.pts_to_asts ctxt (lookup_tr parse_ast_trtab) pts
|
wenzelm@260
|
461 |
end;
|
wenzelm@260
|
462 |
|
wenzelm@260
|
463 |
|
wenzelm@237
|
464 |
(* read *)
|
clasohm@0
|
465 |
|
wenzelm@21772
|
466 |
fun read ctxt is_logtype (syn as Syntax (tabs, _)) ty str =
|
clasohm@0
|
467 |
let
|
wenzelm@237
|
468 |
val {parse_ruletab, parse_trtab, ...} = tabs;
|
wenzelm@21772
|
469 |
val asts = read_asts ctxt is_logtype syn false (SynExt.typ_to_nonterm ty) str;
|
clasohm@0
|
470 |
in
|
wenzelm@21772
|
471 |
SynTrans.asts_to_terms ctxt (lookup_tr parse_trtab)
|
wenzelm@18931
|
472 |
(map (Ast.normalize_ast (Symtab.lookup_list parse_ruletab)) asts)
|
clasohm@0
|
473 |
end;
|
clasohm@0
|
474 |
|
clasohm@0
|
475 |
|
wenzelm@22703
|
476 |
(* read terms *)
|
wenzelm@22703
|
477 |
|
wenzelm@24372
|
478 |
(*brute-force disambiguation via type-inference*)
|
wenzelm@24372
|
479 |
fun disambig _ _ [t] = t
|
wenzelm@24372
|
480 |
| disambig pp check ts =
|
wenzelm@24372
|
481 |
let
|
wenzelm@24372
|
482 |
val err_results = map check ts;
|
wenzelm@24372
|
483 |
val errs = map_filter (fn Exn.Exn (ERROR msg) => SOME msg | _ => NONE) err_results;
|
wenzelm@24372
|
484 |
val results = map_filter Exn.get_result err_results;
|
wenzelm@24372
|
485 |
|
wenzelm@24372
|
486 |
val ambiguity = length ts;
|
wenzelm@24372
|
487 |
fun ambig_msg () =
|
wenzelm@24372
|
488 |
if ambiguity > 1 andalso ambiguity <= ! ambiguity_level then
|
wenzelm@24372
|
489 |
"Got more than one parse tree.\n\
|
wenzelm@24372
|
490 |
\Retry with smaller ambiguity_level for more information."
|
wenzelm@24372
|
491 |
else "";
|
wenzelm@24372
|
492 |
in
|
wenzelm@24372
|
493 |
if null results then cat_error (ambig_msg ()) (cat_lines errs)
|
wenzelm@24372
|
494 |
else if length results = 1 then
|
wenzelm@24372
|
495 |
(if ambiguity > ! ambiguity_level then
|
wenzelm@24372
|
496 |
warning "Fortunately, only one parse tree is type correct.\n\
|
wenzelm@24372
|
497 |
\You may still want to disambiguate your grammar or your input."
|
wenzelm@24372
|
498 |
else (); hd results)
|
wenzelm@24372
|
499 |
else cat_error (ambig_msg ()) ("More than one term is type correct:\n" ^
|
wenzelm@24372
|
500 |
cat_lines (map (Pretty.string_of_term pp) ts))
|
wenzelm@24372
|
501 |
end;
|
wenzelm@24372
|
502 |
|
wenzelm@24372
|
503 |
fun standard_parse_term pp check get_sort map_const map_free map_type map_sort
|
wenzelm@24372
|
504 |
ctxt is_logtype syn ty str =
|
wenzelm@24372
|
505 |
read ctxt is_logtype syn ty str
|
wenzelm@24372
|
506 |
|> map (TypeExt.decode_term get_sort map_const map_free map_type map_sort)
|
wenzelm@24372
|
507 |
|> disambig (Printer.pp_show_brackets pp) check;
|
wenzelm@22703
|
508 |
|
wenzelm@22703
|
509 |
|
wenzelm@237
|
510 |
(* read types *)
|
clasohm@0
|
511 |
|
wenzelm@24278
|
512 |
fun standard_parse_typ ctxt syn get_sort map_sort str =
|
wenzelm@21772
|
513 |
(case read ctxt (K false) syn SynExt.typeT str of
|
wenzelm@22703
|
514 |
[t] => TypeExt.typ_of_term (get_sort (TypeExt.term_sorts map_sort t)) map_sort t
|
wenzelm@8894
|
515 |
| _ => error "read_typ: ambiguous syntax");
|
wenzelm@144
|
516 |
|
wenzelm@144
|
517 |
|
wenzelm@8894
|
518 |
(* read sorts *)
|
wenzelm@8894
|
519 |
|
wenzelm@24278
|
520 |
fun standard_parse_sort ctxt syn map_sort str =
|
wenzelm@21772
|
521 |
(case read ctxt (K false) syn TypeExt.sortT str of
|
wenzelm@22703
|
522 |
[t] => TypeExt.sort_of_term map_sort t
|
wenzelm@8894
|
523 |
| _ => error "read_sort: ambiguous syntax");
|
wenzelm@8894
|
524 |
|
wenzelm@8894
|
525 |
|
clasohm@0
|
526 |
|
wenzelm@1158
|
527 |
(** prepare translation rules **)
|
wenzelm@1158
|
528 |
|
wenzelm@1158
|
529 |
datatype 'a trrule =
|
wenzelm@3526
|
530 |
ParseRule of 'a * 'a |
|
wenzelm@3526
|
531 |
PrintRule of 'a * 'a |
|
wenzelm@3526
|
532 |
ParsePrintRule of 'a * 'a;
|
wenzelm@888
|
533 |
|
wenzelm@4618
|
534 |
fun map_trrule f (ParseRule (x, y)) = ParseRule (f x, f y)
|
wenzelm@4618
|
535 |
| map_trrule f (PrintRule (x, y)) = PrintRule (f x, f y)
|
wenzelm@4618
|
536 |
| map_trrule f (ParsePrintRule (x, y)) = ParsePrintRule (f x, f y);
|
wenzelm@1158
|
537 |
|
skalberg@15531
|
538 |
fun parse_rule (ParseRule pats) = SOME pats
|
skalberg@15531
|
539 |
| parse_rule (PrintRule _) = NONE
|
skalberg@15531
|
540 |
| parse_rule (ParsePrintRule pats) = SOME pats;
|
wenzelm@1158
|
541 |
|
skalberg@15531
|
542 |
fun print_rule (ParseRule _) = NONE
|
skalberg@15531
|
543 |
| print_rule (PrintRule pats) = SOME (swap pats)
|
skalberg@15531
|
544 |
| print_rule (ParsePrintRule pats) = SOME (swap pats);
|
wenzelm@1158
|
545 |
|
wenzelm@1158
|
546 |
|
wenzelm@19262
|
547 |
local
|
wenzelm@19262
|
548 |
|
wenzelm@1158
|
549 |
fun check_rule (rule as (lhs, rhs)) =
|
wenzelm@5692
|
550 |
(case Ast.rule_error rule of
|
skalberg@15531
|
551 |
SOME msg =>
|
wenzelm@1158
|
552 |
error ("Error in syntax translation rule: " ^ msg ^ "\n" ^
|
wenzelm@5692
|
553 |
Ast.str_of_ast lhs ^ " -> " ^ Ast.str_of_ast rhs)
|
skalberg@15531
|
554 |
| NONE => rule);
|
wenzelm@888
|
555 |
|
wenzelm@21772
|
556 |
fun read_pattern ctxt is_logtype syn (root, str) =
|
wenzelm@18
|
557 |
let
|
wenzelm@17079
|
558 |
val Syntax ({consts, ...}, _) = syn;
|
clasohm@0
|
559 |
|
wenzelm@5692
|
560 |
fun constify (ast as Ast.Constant _) = ast
|
wenzelm@5692
|
561 |
| constify (ast as Ast.Variable x) =
|
wenzelm@20664
|
562 |
if member (op =) consts x orelse NameSpace.is_qualified x then Ast.Constant x
|
wenzelm@3830
|
563 |
else ast
|
wenzelm@5692
|
564 |
| constify (Ast.Appl asts) = Ast.Appl (map constify asts);
|
wenzelm@888
|
565 |
in
|
wenzelm@21772
|
566 |
(case read_asts ctxt is_logtype syn true root str of
|
wenzelm@888
|
567 |
[ast] => constify ast
|
wenzelm@888
|
568 |
| _ => error ("Syntactically ambiguous input: " ^ quote str))
|
wenzelm@18678
|
569 |
end handle ERROR msg =>
|
wenzelm@18678
|
570 |
cat_error msg ("The error(s) above occurred in translation pattern " ^
|
wenzelm@888
|
571 |
quote str);
|
clasohm@0
|
572 |
|
wenzelm@1158
|
573 |
fun prep_rules rd_pat raw_rules =
|
wenzelm@4618
|
574 |
let val rules = map (map_trrule rd_pat) raw_rules in
|
wenzelm@19482
|
575 |
(map check_rule (map_filter parse_rule rules),
|
wenzelm@19482
|
576 |
map check_rule (map_filter print_rule rules))
|
wenzelm@1158
|
577 |
end
|
wenzelm@18
|
578 |
|
wenzelm@19262
|
579 |
in
|
wenzelm@19262
|
580 |
|
wenzelm@19262
|
581 |
val cert_rules = prep_rules I;
|
wenzelm@19262
|
582 |
|
wenzelm@21772
|
583 |
fun read_rules ctxt is_logtype syn =
|
wenzelm@21772
|
584 |
prep_rules (read_pattern ctxt is_logtype syn);
|
wenzelm@19262
|
585 |
|
wenzelm@19262
|
586 |
end;
|
wenzelm@19262
|
587 |
|
wenzelm@18
|
588 |
|
wenzelm@18
|
589 |
|
wenzelm@24923
|
590 |
(** unparse terms, typs, sorts **)
|
wenzelm@18
|
591 |
|
wenzelm@24923
|
592 |
local
|
wenzelm@24923
|
593 |
|
wenzelm@24923
|
594 |
fun unparse_t t_to_ast prt_t markup ctxt (syn as Syntax (tabs, _)) curried t =
|
wenzelm@18
|
595 |
let
|
wenzelm@2700
|
596 |
val {print_trtab, print_ruletab, print_ast_trtab, tokentrtab, prtabs, ...} = tabs;
|
wenzelm@21772
|
597 |
val ast = t_to_ast ctxt (lookup_tr' print_trtab) t;
|
clasohm@0
|
598 |
in
|
wenzelm@23631
|
599 |
Pretty.markup markup (prt_t ctxt curried prtabs (lookup_tr' print_ast_trtab)
|
wenzelm@24613
|
600 |
(lookup_tokentr tokentrtab (print_mode_value ()))
|
wenzelm@23631
|
601 |
(Ast.normalize_ast (Symtab.lookup_list print_ruletab) ast))
|
clasohm@0
|
602 |
end;
|
clasohm@0
|
603 |
|
wenzelm@24923
|
604 |
in
|
wenzelm@24923
|
605 |
|
wenzelm@24923
|
606 |
fun standard_unparse_term extern =
|
wenzelm@24923
|
607 |
unparse_t Printer.term_to_ast (Printer.pretty_term_ast extern) Markup.term;
|
wenzelm@24923
|
608 |
|
wenzelm@24923
|
609 |
fun standard_unparse_typ ctxt syn =
|
wenzelm@24923
|
610 |
unparse_t Printer.typ_to_ast Printer.pretty_typ_ast Markup.typ ctxt syn false;
|
wenzelm@24923
|
611 |
|
wenzelm@24923
|
612 |
fun standard_unparse_sort ctxt syn =
|
wenzelm@24923
|
613 |
unparse_t Printer.sort_to_ast Printer.pretty_typ_ast Markup.sort ctxt syn false;
|
wenzelm@24923
|
614 |
|
wenzelm@24923
|
615 |
end;
|
clasohm@0
|
616 |
|
clasohm@0
|
617 |
|
clasohm@0
|
618 |
|
wenzelm@19262
|
619 |
(** modify syntax **)
|
clasohm@0
|
620 |
|
wenzelm@14904
|
621 |
fun ext_syntax' f is_logtype prmode decls = extend_syntax prmode (f is_logtype decls);
|
wenzelm@24970
|
622 |
fun ext_syntax f = ext_syntax' (K f) (K false) mode_default;
|
wenzelm@383
|
623 |
|
wenzelm@16613
|
624 |
val extend_type_gram = ext_syntax Mixfix.syn_ext_types;
|
wenzelm@16613
|
625 |
val extend_const_gram = ext_syntax' Mixfix.syn_ext_consts;
|
wenzelm@16613
|
626 |
val extend_consts = ext_syntax SynExt.syn_ext_const_names;
|
wenzelm@16613
|
627 |
val extend_trfuns = ext_syntax SynExt.syn_ext_trfuns;
|
wenzelm@16613
|
628 |
val extend_advanced_trfuns = ext_syntax SynExt.syn_ext_advanced_trfuns;
|
wenzelm@16613
|
629 |
val extend_tokentrfuns = ext_syntax SynExt.syn_ext_tokentrfuns;
|
wenzelm@5692
|
630 |
|
wenzelm@15755
|
631 |
fun remove_const_gram is_logtype prmode decls =
|
wenzelm@15755
|
632 |
remove_syntax prmode (Mixfix.syn_ext_consts is_logtype decls);
|
wenzelm@15755
|
633 |
|
wenzelm@21772
|
634 |
fun extend_trrules ctxt is_logtype syn =
|
wenzelm@21772
|
635 |
ext_syntax SynExt.syn_ext_rules o read_rules ctxt is_logtype syn;
|
wenzelm@19262
|
636 |
|
wenzelm@21772
|
637 |
fun remove_trrules ctxt is_logtype syn =
|
wenzelm@24970
|
638 |
remove_syntax mode_default o SynExt.syn_ext_rules o read_rules ctxt is_logtype syn;
|
wenzelm@19262
|
639 |
|
wenzelm@19262
|
640 |
val extend_trrules_i = ext_syntax SynExt.syn_ext_rules o cert_rules;
|
wenzelm@24970
|
641 |
val remove_trrules_i = remove_syntax mode_default o SynExt.syn_ext_rules o cert_rules;
|
wenzelm@5692
|
642 |
|
wenzelm@5692
|
643 |
|
wenzelm@24263
|
644 |
|
wenzelm@24768
|
645 |
(** inner syntax operations **)
|
wenzelm@24263
|
646 |
|
wenzelm@24768
|
647 |
(* (un)parsing *)
|
wenzelm@24263
|
648 |
|
wenzelm@24263
|
649 |
local
|
wenzelm@24768
|
650 |
type operations =
|
wenzelm@24768
|
651 |
{parse_sort: Proof.context -> string -> sort,
|
wenzelm@24768
|
652 |
parse_typ: Proof.context -> string -> typ,
|
wenzelm@24768
|
653 |
parse_term: Proof.context -> string -> term,
|
wenzelm@24768
|
654 |
parse_prop: Proof.context -> string -> term,
|
wenzelm@24768
|
655 |
unparse_sort: Proof.context -> sort -> Pretty.T,
|
wenzelm@24768
|
656 |
unparse_typ: Proof.context -> typ -> Pretty.T,
|
wenzelm@24768
|
657 |
unparse_term: Proof.context -> term -> Pretty.T};
|
wenzelm@24768
|
658 |
|
wenzelm@24768
|
659 |
val operations = ref (NONE: operations option);
|
wenzelm@24768
|
660 |
|
wenzelm@24768
|
661 |
fun operation which ctxt x =
|
wenzelm@24768
|
662 |
(case ! operations of
|
wenzelm@24768
|
663 |
NONE => error "Inner syntax operations not yet installed"
|
wenzelm@24768
|
664 |
| SOME ops => which ops ctxt x);
|
wenzelm@24263
|
665 |
in
|
wenzelm@24263
|
666 |
|
wenzelm@24768
|
667 |
val parse_sort = operation #parse_sort;
|
wenzelm@24768
|
668 |
val parse_typ = operation #parse_typ;
|
wenzelm@24768
|
669 |
val parse_term = operation #parse_term;
|
wenzelm@24768
|
670 |
val parse_prop = operation #parse_prop;
|
wenzelm@24768
|
671 |
val unparse_sort = operation #unparse_sort;
|
wenzelm@24768
|
672 |
val unparse_typ = operation #unparse_typ;
|
wenzelm@24768
|
673 |
val unparse_term = operation #unparse_term;
|
wenzelm@24768
|
674 |
|
wenzelm@24768
|
675 |
fun install_operations ops = CRITICAL (fn () =>
|
wenzelm@24768
|
676 |
if is_some (! operations) then error "Inner syntax operations already installed"
|
wenzelm@24768
|
677 |
else operations := SOME ops);
|
wenzelm@24768
|
678 |
|
wenzelm@24263
|
679 |
end;
|
wenzelm@24263
|
680 |
|
wenzelm@24263
|
681 |
|
wenzelm@24768
|
682 |
(* context-sensitive (un)checking *)
|
wenzelm@24263
|
683 |
|
wenzelm@24488
|
684 |
local
|
wenzelm@24488
|
685 |
|
wenzelm@24768
|
686 |
type key = int * bool;
|
wenzelm@25060
|
687 |
type 'a check = 'a list -> Proof.context -> ('a list * Proof.context) option;
|
wenzelm@24768
|
688 |
|
wenzelm@24488
|
689 |
structure Checks = GenericDataFun
|
wenzelm@24263
|
690 |
(
|
wenzelm@24488
|
691 |
type T =
|
wenzelm@24768
|
692 |
((key * ((string * typ check) * stamp) list) list *
|
wenzelm@24768
|
693 |
(key * ((string * term check) * stamp) list) list);
|
wenzelm@24488
|
694 |
val empty = ([], []);
|
wenzelm@24263
|
695 |
val extend = I;
|
wenzelm@24488
|
696 |
fun merge _ ((typ_checks1, term_checks1), (typ_checks2, term_checks2)) : T =
|
wenzelm@24768
|
697 |
(AList.join (op =) (K (Library.merge (eq_snd (op =)))) (typ_checks1, typ_checks2),
|
wenzelm@24768
|
698 |
AList.join (op =) (K (Library.merge (eq_snd (op =)))) (term_checks1, term_checks2));
|
wenzelm@24263
|
699 |
);
|
wenzelm@24263
|
700 |
|
wenzelm@24768
|
701 |
fun gen_add which (key: key) name f =
|
wenzelm@24768
|
702 |
Checks.map (which (AList.map_default op = (key, []) (cons ((name, f), stamp ()))));
|
wenzelm@24768
|
703 |
|
wenzelm@25060
|
704 |
fun check_stage fs = perhaps_loop (perhaps_apply (map uncurry fs));
|
wenzelm@25060
|
705 |
|
wenzelm@25060
|
706 |
fun gen_check which uncheck ctxt0 xs0 =
|
wenzelm@24488
|
707 |
let
|
wenzelm@24768
|
708 |
val funs = which (Checks.get (Context.Proof ctxt0))
|
wenzelm@24768
|
709 |
|> map_filter (fn ((i, u), fs) => if uncheck = u then SOME (i, map (snd o fst) fs) else NONE)
|
wenzelm@25060
|
710 |
|> Library.sort (int_ord o pairself fst) |> map snd
|
wenzelm@25060
|
711 |
|> not uncheck ? map rev;
|
wenzelm@25060
|
712 |
val check_all = perhaps_apply (map check_stage funs);
|
wenzelm@25060
|
713 |
in #1 (perhaps check_all (xs0, ctxt0)) end;
|
wenzelm@24263
|
714 |
|
wenzelm@24768
|
715 |
fun map_sort f S =
|
wenzelm@24768
|
716 |
(case f (TFree ("", S)) of
|
wenzelm@24768
|
717 |
TFree ("", S') => S'
|
wenzelm@24923
|
718 |
| _ => raise TYPE ("map_sort", [TFree ("", S)], []));
|
wenzelm@24263
|
719 |
|
wenzelm@24488
|
720 |
in
|
wenzelm@24488
|
721 |
|
wenzelm@24768
|
722 |
fun print_checks ctxt =
|
wenzelm@24768
|
723 |
let
|
wenzelm@24768
|
724 |
fun split_checks checks =
|
wenzelm@24768
|
725 |
List.partition (fn ((_, un), _) => not un) checks
|
wenzelm@24768
|
726 |
|> pairself (map (fn ((i, _), fs) => (i, map (fst o fst) fs))
|
wenzelm@24768
|
727 |
#> sort (int_ord o pairself fst));
|
wenzelm@24768
|
728 |
fun pretty_checks kind checks =
|
wenzelm@24768
|
729 |
checks |> map (fn (i, names) => Pretty.block
|
wenzelm@24768
|
730 |
[Pretty.str (kind ^ " (stage " ^ signed_string_of_int i ^ "):"),
|
wenzelm@24768
|
731 |
Pretty.brk 1, Pretty.strs names]);
|
wenzelm@24768
|
732 |
|
wenzelm@24768
|
733 |
val (typs, terms) = Checks.get (Context.Proof ctxt);
|
wenzelm@24768
|
734 |
val (typ_checks, typ_unchecks) = split_checks typs;
|
wenzelm@24768
|
735 |
val (term_checks, term_unchecks) = split_checks terms;
|
wenzelm@24768
|
736 |
in
|
wenzelm@24768
|
737 |
pretty_checks "typ_checks" typ_checks @
|
wenzelm@24768
|
738 |
pretty_checks "term_checks" term_checks @
|
wenzelm@24768
|
739 |
pretty_checks "typ_unchecks" typ_unchecks @
|
wenzelm@24768
|
740 |
pretty_checks "term_unchecks" term_unchecks
|
wenzelm@24768
|
741 |
end |> Pretty.chunks |> Pretty.writeln;
|
wenzelm@24768
|
742 |
|
wenzelm@24768
|
743 |
fun add_typ_check stage = gen_add apfst (stage, false);
|
wenzelm@24768
|
744 |
fun add_term_check stage = gen_add apsnd (stage, false);
|
wenzelm@24768
|
745 |
fun add_typ_uncheck stage = gen_add apfst (stage, true);
|
wenzelm@24768
|
746 |
fun add_term_uncheck stage = gen_add apsnd (stage, true);
|
wenzelm@24768
|
747 |
|
wenzelm@25060
|
748 |
val check_typs = gen_check fst false;
|
wenzelm@25060
|
749 |
val check_terms = gen_check snd false;
|
wenzelm@24680
|
750 |
fun check_props ctxt = map (TypeInfer.constrain propT) #> check_terms ctxt;
|
wenzelm@24488
|
751 |
|
wenzelm@24512
|
752 |
val check_typ = singleton o check_typs;
|
wenzelm@24512
|
753 |
val check_term = singleton o check_terms;
|
wenzelm@24512
|
754 |
val check_prop = singleton o check_props;
|
wenzelm@24768
|
755 |
val check_sort = map_sort o check_typ;
|
wenzelm@24263
|
756 |
|
wenzelm@25060
|
757 |
val uncheck_typs = gen_check fst true;
|
wenzelm@25060
|
758 |
val uncheck_terms = gen_check snd true;
|
wenzelm@24768
|
759 |
val uncheck_sort = map_sort o singleton o uncheck_typs;
|
wenzelm@24488
|
760 |
|
wenzelm@24488
|
761 |
end;
|
wenzelm@24488
|
762 |
|
wenzelm@24263
|
763 |
|
wenzelm@24923
|
764 |
(* derived operations for classrel and arity *)
|
wenzelm@24923
|
765 |
|
wenzelm@24923
|
766 |
val uncheck_classrel = map o singleton o uncheck_sort;
|
wenzelm@24923
|
767 |
|
wenzelm@24923
|
768 |
fun unparse_classrel ctxt cs = Pretty.block (flat
|
wenzelm@24923
|
769 |
(separate [Pretty.str " <", Pretty.brk 1] (map (single o unparse_sort ctxt o single) cs)));
|
wenzelm@24923
|
770 |
|
wenzelm@24923
|
771 |
fun uncheck_arity ctxt (a, Ss, S) =
|
wenzelm@24923
|
772 |
let
|
wenzelm@24923
|
773 |
val T = Type (a, replicate (length Ss) dummyT);
|
wenzelm@24923
|
774 |
val a' =
|
wenzelm@24923
|
775 |
(case singleton (uncheck_typs ctxt) T of
|
wenzelm@24923
|
776 |
Type (a', _) => a'
|
wenzelm@24923
|
777 |
| T => raise TYPE ("uncheck_arity", [T], []));
|
wenzelm@24923
|
778 |
val Ss' = map (uncheck_sort ctxt) Ss;
|
wenzelm@24923
|
779 |
val S' = uncheck_sort ctxt S;
|
wenzelm@24923
|
780 |
in (a', Ss', S') end;
|
wenzelm@24923
|
781 |
|
wenzelm@24923
|
782 |
fun unparse_arity ctxt (a, Ss, S) =
|
wenzelm@24923
|
783 |
let
|
wenzelm@25043
|
784 |
val prtT = unparse_typ ctxt (Type (a, []));
|
wenzelm@24923
|
785 |
val dom =
|
wenzelm@24923
|
786 |
if null Ss then []
|
wenzelm@24923
|
787 |
else [Pretty.list "(" ")" (map (unparse_sort ctxt) Ss), Pretty.brk 1];
|
wenzelm@25043
|
788 |
in Pretty.block ([prtT, Pretty.str " ::", Pretty.brk 1] @ dom @ [unparse_sort ctxt S]) end;
|
wenzelm@24923
|
789 |
|
wenzelm@24923
|
790 |
|
wenzelm@24923
|
791 |
(* read = parse + check *)
|
wenzelm@24263
|
792 |
|
wenzelm@24263
|
793 |
fun read_sort ctxt = parse_sort ctxt #> check_sort ctxt;
|
wenzelm@24263
|
794 |
fun read_typ ctxt = parse_typ ctxt #> singleton (check_typs ctxt);
|
wenzelm@24263
|
795 |
|
wenzelm@24263
|
796 |
fun read_terms ctxt = map (parse_term ctxt) #> check_terms ctxt;
|
wenzelm@24263
|
797 |
fun read_props ctxt = map (parse_prop ctxt) #> check_props ctxt;
|
wenzelm@24263
|
798 |
|
wenzelm@24263
|
799 |
val read_term = singleton o read_terms;
|
wenzelm@24263
|
800 |
val read_prop = singleton o read_props;
|
wenzelm@24263
|
801 |
|
wenzelm@24709
|
802 |
val read_sort_global = read_sort o ProofContext.init;
|
wenzelm@24709
|
803 |
val read_typ_global = read_typ o ProofContext.init;
|
wenzelm@24709
|
804 |
val read_term_global = read_term o ProofContext.init;
|
wenzelm@24709
|
805 |
val read_prop_global = read_prop o ProofContext.init;
|
wenzelm@24278
|
806 |
|
wenzelm@24263
|
807 |
|
wenzelm@24923
|
808 |
(* pretty = uncheck + unparse *)
|
wenzelm@24923
|
809 |
|
wenzelm@24923
|
810 |
fun pretty_sort ctxt = uncheck_sort ctxt #> unparse_sort ctxt;
|
wenzelm@24923
|
811 |
fun pretty_classrel ctxt = uncheck_classrel ctxt #> unparse_classrel ctxt;
|
wenzelm@24923
|
812 |
fun pretty_arity ctxt = uncheck_arity ctxt #> unparse_arity ctxt;
|
wenzelm@24923
|
813 |
fun pretty_typ ctxt = singleton (uncheck_typs ctxt) #> unparse_typ ctxt;
|
wenzelm@24923
|
814 |
fun pretty_term ctxt = singleton (uncheck_terms ctxt) #> unparse_term ctxt;
|
wenzelm@24923
|
815 |
|
wenzelm@24923
|
816 |
val string_of_sort = Pretty.string_of oo pretty_sort;
|
wenzelm@24923
|
817 |
val string_of_classrel = Pretty.string_of oo pretty_classrel;
|
wenzelm@24923
|
818 |
val string_of_arity = Pretty.string_of oo pretty_arity;
|
wenzelm@24923
|
819 |
val string_of_typ = Pretty.string_of oo pretty_typ;
|
wenzelm@24923
|
820 |
val string_of_term = Pretty.string_of oo pretty_term;
|
wenzelm@24923
|
821 |
|
wenzelm@24970
|
822 |
(*pp operations -- deferred evaluation*)
|
wenzelm@24970
|
823 |
fun pp ctxt = Pretty.pp
|
wenzelm@24970
|
824 |
(fn x => pretty_term ctxt x,
|
wenzelm@24970
|
825 |
fn x => pretty_typ ctxt x,
|
wenzelm@24970
|
826 |
fn x => pretty_sort ctxt x,
|
wenzelm@24970
|
827 |
fn x => pretty_classrel ctxt x,
|
wenzelm@24970
|
828 |
fn x => pretty_arity ctxt x);
|
wenzelm@24923
|
829 |
|
wenzelm@15833
|
830 |
(*export parts of internal Syntax structures*)
|
wenzelm@15833
|
831 |
open Lexicon SynExt Ast Parser TypeExt SynTrans Mixfix Printer;
|
wenzelm@2366
|
832 |
|
clasohm@0
|
833 |
end;
|
wenzelm@5692
|
834 |
|
wenzelm@5692
|
835 |
structure BasicSyntax: BASIC_SYNTAX = Syntax;
|
wenzelm@5692
|
836 |
open BasicSyntax;
|
wenzelm@23923
|
837 |
|
wenzelm@23923
|
838 |
structure Hidden = struct end;
|
wenzelm@23923
|
839 |
structure Ast = Hidden;
|
wenzelm@23923
|
840 |
structure SynExt = Hidden;
|
wenzelm@23923
|
841 |
structure Parser = Hidden;
|
wenzelm@23923
|
842 |
structure TypeExt = Hidden;
|
wenzelm@23923
|
843 |
structure SynTrans = Hidden;
|
wenzelm@23923
|
844 |
structure Mixfix = Hidden;
|
wenzelm@23923
|
845 |
structure Printer = Hidden;
|