src/HOL/Import/import_rule.ML
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(*  Title:      HOL/Import/import_rule.ML
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    Author:     Cezary Kaliszyk, University of Innsbruck
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    Author:     Alexander Krauss, QAware GmbH
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Importer proof rules and processing of lines and files.
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Based on earlier code by Steven Obua and Sebastian Skalberg.
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*)
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signature IMPORT_RULE =
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sig
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  val beta : cterm -> thm
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  val eq_mp : thm -> thm -> thm
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  val comb : thm -> thm -> thm
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  val trans : thm -> thm -> thm
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  val deduct : thm -> thm -> thm
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  val conj1 : thm -> thm
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  val conj2 : thm -> thm
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  val refl : cterm -> thm
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  val abs : cterm -> thm -> thm
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  val mdef : string -> theory -> thm
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  val def : string -> cterm -> theory -> thm * theory
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  val mtydef : string -> theory -> thm
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  val tydef :
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    string -> string -> string -> cterm -> cterm -> thm -> theory -> thm * theory
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  val inst_type : (ctyp * ctyp) list -> thm -> theory -> thm
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  val inst : (cterm * cterm) list -> thm -> thm
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  type state
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  val init_state : state
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  val process_line : string -> (theory * state) -> (theory * state)
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  val process_file : Path.T -> theory -> theory
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end
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structure Import_Rule: IMPORT_RULE =
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struct
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val init_state = ((Inttab.empty, 0), (Inttab.empty, 0), (Inttab.empty, 0))
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type state = (ctyp Inttab.table * int) * (cterm Inttab.table * int) * (thm Inttab.table * int)
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fun implies_elim_all th = implies_elim_list th (map Thm.assume (cprems_of th))
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fun meta_mp th1 th2 =
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  let
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    val th1a = implies_elim_all th1
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    val th1b = Thm.implies_intr (strip_imp_concl (cprop_of th2)) th1a
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    val th2a = implies_elim_all th2
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    val th3 = Thm.implies_elim th1b th2a
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  in
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    implies_intr_hyps th3
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  end
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fun meta_eq_to_obj_eq th =
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  let
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    val (tml, tmr) = Thm.dest_binop (strip_imp_concl (cprop_of th))
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    val cty = ctyp_of_term tml
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    val i = Drule.instantiate' [SOME cty] [SOME tml, SOME tmr]
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      @{thm meta_eq_to_obj_eq}
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  in
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    Thm.implies_elim i th
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  end
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fun beta ct = meta_eq_to_obj_eq (Thm.beta_conversion false ct)
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fun eq_mp th1 th2 =
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  let
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    val (tm1l, tm1r) = Thm.dest_binop (Thm.dest_arg (strip_imp_concl (cprop_of th1)))
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    val i1 = Drule.instantiate' [] [SOME tm1l, SOME tm1r] @{thm iffD1}
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    val i2 = meta_mp i1 th1
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  in
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    meta_mp i2 th2
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  end
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fun comb th1 th2 =
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  let
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    val t1c = Thm.dest_arg (strip_imp_concl (cprop_of th1))
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    val t2c = Thm.dest_arg (strip_imp_concl (cprop_of th2))
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    val (cf, cg) = Thm.dest_binop t1c
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    val (cx, cy) = Thm.dest_binop t2c
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    val [fd, fr] = Thm.dest_ctyp (ctyp_of_term cf)
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    val i1 = Drule.instantiate' [SOME fd, SOME fr]
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      [SOME cf, SOME cg, SOME cx, SOME cy] @{thm cong}
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    val i2 = meta_mp i1 th1
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  in
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    meta_mp i2 th2
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  end
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fun trans th1 th2 =
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  let
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    val t1c = Thm.dest_arg (strip_imp_concl (cprop_of th1))
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    val t2c = Thm.dest_arg (strip_imp_concl (cprop_of th2))
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    val (r, s) = Thm.dest_binop t1c
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    val (_, t) = Thm.dest_binop t2c
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    val ty = ctyp_of_term r
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    val i1 = Drule.instantiate' [SOME ty] [SOME r, SOME s, SOME t] @{thm trans}
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    val i2 = meta_mp i1 th1
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  in
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    meta_mp i2 th2
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  end
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fun deduct th1 th2 =
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  let
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    val th1c = strip_imp_concl (cprop_of th1)
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    val th2c = strip_imp_concl (cprop_of th2)
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    val th1a = implies_elim_all th1
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    val th2a = implies_elim_all th2
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    val th1b = Thm.implies_intr th2c th1a
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    val th2b = Thm.implies_intr th1c th2a
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    val i = Drule.instantiate' []
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      [SOME (Thm.dest_arg th1c), SOME (Thm.dest_arg th2c)] @{thm iffI}
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    val i1 = Thm.implies_elim i (Thm.assume (cprop_of th2b))
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    val i2 = Thm.implies_elim i1 th1b
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    val i3 = Thm.implies_intr (cprop_of th2b) i2
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    val i4 = Thm.implies_elim i3 th2b
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  in
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    implies_intr_hyps i4
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  end
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fun conj1 th =
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  let
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    val (tml, tmr) = Thm.dest_binop (Thm.dest_arg (strip_imp_concl (cprop_of th)))
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    val i = Drule.instantiate' [] [SOME tml, SOME tmr] @{thm conjunct1}
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  in
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    meta_mp i th
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  end
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fun conj2 th =
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  let
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    val (tml, tmr) = Thm.dest_binop (Thm.dest_arg (strip_imp_concl (cprop_of th)))
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    val i = Drule.instantiate' [] [SOME tml, SOME tmr] @{thm conjunct2}
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  in
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    meta_mp i th
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  end
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fun refl ctm =
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  let
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    val cty = Thm.ctyp_of_term ctm
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  in
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    Drule.instantiate' [SOME cty] [SOME ctm] @{thm refl}
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  end
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fun abs cv th =
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  let
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    val th1 = implies_elim_all th
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    val (tl, tr) = Thm.dest_binop (Thm.dest_arg (strip_imp_concl (cprop_of th1)))
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    val (ll, lr) = (Thm.lambda cv tl, Thm.lambda cv tr)
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    val (al, ar) = (Thm.apply ll cv, Thm.apply lr cv)
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    val bl = beta al
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    val br = meta_eq_to_obj_eq (Thm.symmetric (Thm.beta_conversion false ar))
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    val th2 = trans (trans bl th1) br
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    val th3 = implies_elim_all th2
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    val th4 = Thm.forall_intr cv th3
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    val i = Drule.instantiate' [SOME (ctyp_of_term cv), SOME (ctyp_of_term tl)]
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      [SOME ll, SOME lr] @{thm ext2}
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  in
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    meta_mp i th4
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  end
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fun freezeT thm =
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  let
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    val tvars = Term.add_tvars (prop_of thm) []
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    val tfrees = map (fn ((t, _), s) => TFree (t, s)) tvars
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    val tvars = map TVar tvars
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    val thy = Thm.theory_of_thm thm
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    fun inst ty = ctyp_of thy ty
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  in
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    Thm.instantiate ((map inst tvars ~~ map inst tfrees), []) thm
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  end
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fun def' constname rhs thy =
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  let
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    val rhs = term_of rhs
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    val typ = type_of rhs
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    val thy1 = Sign.add_consts_i [(Binding.name constname, typ, NoSyn)] thy
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    val eq = Logic.mk_equals (Const (Sign.intern_const thy1 constname, typ), rhs)
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    val (thms, thy2) = Global_Theory.add_defs false
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      [((Binding.suffix_name "_hldef" (Binding.name constname), eq), [])] thy1
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    val def_thm = freezeT (hd thms)
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  in
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    (meta_eq_to_obj_eq def_thm, thy2)
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  end
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fun mdef name thy =
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  case Import_Data.get_const_def name thy of
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    SOME th => th
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  | NONE => error ("constant mapped but no definition: " ^ name)
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fun def constname rhs thy =
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  case Import_Data.get_const_def constname thy of
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    SOME _ =>
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      let
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        val () = warning ("Const mapped but def provided: " ^ constname)
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      in
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        (mdef constname thy, thy)
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      end
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  | NONE => def' constname rhs thy
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fun typedef_hollight th thy =
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  let
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    val (th_s, cn) = Thm.dest_comb (Thm.dest_arg (cprop_of th))
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    val (th_s, abst) = Thm.dest_comb th_s
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    val rept = Thm.dest_arg th_s
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    val P = Thm.dest_arg cn
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    val [nty, oty] = Thm.dest_ctyp (ctyp_of_term rept)
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  in
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    Drule.instantiate' [SOME nty, SOME oty] [SOME rept, SOME abst, SOME P,
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      SOME (cterm_of thy (Free ("a", typ_of nty))),
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      SOME (cterm_of thy (Free ("r", typ_of oty)))] @{thm typedef_hol2hollight}
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  end
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fun tydef' tycname abs_name rep_name cP ct td_th thy =
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  let
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    val ctT = ctyp_of_term ct
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    val nonempty = Drule.instantiate' [SOME ctT] [SOME cP, SOME ct] @{thm light_ex_imp_nonempty}
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    val th2 = meta_mp nonempty td_th
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    val c = case concl_of th2 of
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        _ $ (Const(@{const_name Ex},_) $ Abs(_,_,Const(@{const_name Set.member},_) $ _ $ c)) => c
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      | _ => error "type_introduction: bad type definition theorem"
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    val tfrees = Term.add_tfrees c []
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    val tnames = sort_strings (map fst tfrees)
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    val ((_, typedef_info), thy') =
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     Typedef.add_typedef_global false NONE
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       (Binding.name tycname, map (rpair dummyS) tnames, NoSyn) c
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       (SOME(Binding.name rep_name,Binding.name abs_name)) (rtac th2 1) thy
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    val aty = #abs_type (#1 typedef_info)
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    val th = freezeT (#type_definition (#2 typedef_info))
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    val (th_s, _) = Thm.dest_comb (Thm.dest_arg (cprop_of th))
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    val (th_s, abst) = Thm.dest_comb th_s
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    val rept = Thm.dest_arg th_s
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    val [nty, oty] = Thm.dest_ctyp (ctyp_of_term rept)
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    val typedef_th =
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       Drule.instantiate'
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          [SOME nty, SOME oty]
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          [SOME rept, SOME abst, SOME cP, SOME (cterm_of thy' (Free ("a", aty))),
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             SOME (cterm_of thy' (Free ("r", typ_of ctT)))]
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          @{thm typedef_hol2hollight}
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    val th4 = typedef_th OF [#type_definition (#2 typedef_info)]
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  in
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    (th4, thy')
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  end
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fun mtydef name thy =
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  case Import_Data.get_typ_def name thy of
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    SOME thn => meta_mp (typedef_hollight thn thy) thn
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  | NONE => error ("type mapped but no tydef thm registered: " ^ name)
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fun tydef tycname abs_name rep_name P t td_th thy =
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  case Import_Data.get_typ_def tycname thy of
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    SOME _ =>
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      let
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        val () = warning ("Type mapped but proofs provided: " ^ tycname)
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      in
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        (mtydef tycname thy, thy)
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      end
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  | NONE => tydef' tycname abs_name rep_name P t td_th thy
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fun inst_type lambda th thy =
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  let
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    fun assoc _ [] = error "assoc"
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      | assoc x ((x',y)::rest) = if x = x' then y else assoc x rest
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    val lambda = map (fn (a, b) => (typ_of a, b)) lambda
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    val tys_before = Term.add_tfrees (prop_of th) []
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    val th1 = Thm.varifyT_global th
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    val tys_after = Term.add_tvars (prop_of th1) []
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    val tyinst = map2 (fn bef => fn iS =>
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       (case try (assoc (TFree bef)) lambda of
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              SOME cty => (ctyp_of thy (TVar iS), cty)
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            | NONE => (ctyp_of thy (TVar iS), ctyp_of thy (TFree bef))
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       )) tys_before tys_after
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  in
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    Thm.instantiate (tyinst,[]) th1
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  end
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fun inst sigma th =
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  let
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    val (dom, rng) = ListPair.unzip (rev sigma)
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  in
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    th |> forall_intr_list dom
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       |> forall_elim_list rng
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  end
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fun transl_dotc #"." = "dot"
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  | transl_dotc c = Char.toString c
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val transl_dot = String.translate transl_dotc
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fun transl_qmc #"?" = "t"
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  | transl_qmc c = Char.toString c
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val transl_qm = String.translate transl_qmc
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fun getconstname s thy =
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  case Import_Data.get_const_map s thy of
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      SOME s => s
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    | NONE => Sign.full_name thy (Binding.name (transl_dot s))
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fun gettyname s thy =
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  case Import_Data.get_typ_map s thy of
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    SOME s => s
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  | NONE => Sign.full_name thy (Binding.name s)
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fun get (map, no) s =
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  case Int.fromString s of
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    NONE => error "Import_Rule.get: not a number"
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  | SOME i => (case Inttab.lookup map (Int.abs i) of
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      NONE => error "Import_Rule.get: lookup failed"
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    | SOME res => (res, (if i < 0 then Inttab.delete (Int.abs i) map else map, no)))
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fun getty i (thy, (tyi, tmi, thi)) = let val (i, tyi) = (get tyi i) in (i, (thy, (tyi, tmi, thi))) end
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fun gettm i (thy, (tyi, tmi, thi)) = let val (i, tmi) = (get tmi i) in (i, (thy, (tyi, tmi, thi))) end
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fun getth i (thy, (tyi, tmi, thi)) = let val (i, thi) = (get thi i) in (i, (thy, (tyi, tmi, thi))) end
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fun set (map, no) v = (Inttab.update_new (no + 1, v) map, no + 1)
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fun setty v (thy, (tyi, tmi, thi)) = (thy, (set tyi v, tmi, thi))
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fun settm v (thy, (tyi, tmi, thi)) = (thy, (tyi, set tmi v, thi))
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fun setth v (thy, (tyi, tmi, thi)) = (thy, (tyi, tmi, set thi v))
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fun last_thm (_, _, (map, no)) =
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  case Inttab.lookup map no of
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    NONE => error "Import_Rule.last_thm: lookup failed"
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  | SOME thm => thm
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fun listLast (h1 :: (h2 :: t)) = apfst (fn t => h1 :: h2 :: t) (listLast t)
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  | listLast [p] = ([], p)
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  | listLast [] = error "listLast: empty"
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fun pairList (h1 :: (h2 :: t)) = ((h1, h2) :: pairList t)
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  | pairList [] = []
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  | pairList _ = error "pairList: odd list length"
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fun store_thm binding thm thy =
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  let
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    val thm = Drule.export_without_context_open thm
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    val tvs = Term.add_tvars (prop_of thm) []
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    val tns = map (fn (_, _) => "'") tvs
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    val nms = fst (fold_map Name.variant tns (Variable.names_of (Proof_Context.init_global thy)))
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    val vs = map TVar ((nms ~~ (map (snd o fst) tvs)) ~~ (map snd tvs))
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    val cvs = map (ctyp_of thy) vs
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    val ctvs = map (ctyp_of thy) (map TVar tvs)
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    val thm' = Thm.instantiate ((ctvs ~~ cvs), []) thm
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  in
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    snd (Global_Theory.add_thm ((binding, thm'), []) thy)
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  end
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47371
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fun log_timestamp () =
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  let
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    val time = Time.now ()
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    val millis = nth (space_explode "." (Time.fmt 3 time)) 1
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  in
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    Date.fmt "%d.%m.%Y %H:%M:%S." (Date.fromTimeLocal time) ^ millis
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  end
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fun process_line str tstate =
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  let
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    fun process tstate (#"R", [t]) = gettm t tstate |>> refl |-> setth
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      | process tstate (#"B", [t]) = gettm t tstate |>> beta |-> setth
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      | process tstate (#"1", [th]) = getth th tstate |>> conj1 |-> setth
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      | process tstate (#"2", [th]) = getth th tstate |>> conj2 |-> setth
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      | process tstate (#"H", [t]) =
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          gettm t tstate |>> Thm.apply @{cterm Trueprop} |>> Thm.trivial |-> setth
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      | process tstate (#"A", [_, t]) =
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          gettm t tstate |>> Thm.apply @{cterm Trueprop} |>> Skip_Proof.make_thm_cterm |-> setth
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      | process tstate (#"C", [th1, th2]) =
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          getth th1 tstate ||>> getth th2 |>> (fn (t1, t2) => comb t1 t2) |-> setth
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      | process tstate (#"T", [th1, th2]) =
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          getth th1 tstate ||>> getth th2 |>> (fn (t1, t2) => trans t1 t2) |-> setth
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      | process tstate (#"E", [th1, th2]) =
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          getth th1 tstate ||>> getth th2 |>> (fn (t1, t2) => eq_mp t1 t2) |-> setth
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      | process tstate (#"D", [th1, th2]) =
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   367
          getth th1 tstate ||>> getth th2 |>> (fn (t1, t2) => deduct t1 t2) |-> setth
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   368
      | process tstate (#"L", [t, th]) =
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   369
          gettm t tstate ||>> (fn ti => getth th ti) |>> (fn (tm, th) => abs tm th) |-> setth
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   370
      | process (thy, state) (#"M", [s]) =
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   371
          let
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   372
            val ctxt = Variable.set_body false (Proof_Context.init_global thy)
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   373
            val thm = freezeT (Global_Theory.get_thm thy s)
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   374
            val ((_, [th']), _) = Variable.import true [thm] ctxt
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   375
          in
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   376
            setth th' (thy, state)
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   377
          end
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   378
      | process (thy, state) (#"Q", l) =
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   379
          let
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   380
            val (tys, th) = listLast l
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   381
            val (th, tstate) = getth th (thy, state)
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   382
            val (tys, tstate) = fold_map getty tys tstate
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   383
          in
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   384
            setth (inst_type (pairList tys) th thy) tstate
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   385
          end
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   386
      | process tstate (#"S", l) =
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   387
          let
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   388
            val (tms, th) = listLast l
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   389
            val (th, tstate) = getth th tstate
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   390
            val (tms, tstate) = fold_map gettm tms tstate
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   391
          in
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   392
            setth (inst (pairList tms) th) tstate
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   393
          end
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   394
      | process tstate (#"F", [name, t]) =
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   395
          let
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   396
            val (tm, (thy, state)) = gettm t tstate
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   397
            val (th, thy) = def (transl_dot name) tm thy
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   398
          in
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   399
            setth th (thy, state)
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   400
          end
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   401
      | process (thy, state) (#"F", [name]) = setth (mdef name thy) (thy, state)
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   402
      | process tstate (#"Y", [name, absname, repname, t1, t2, th]) =
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   403
          let
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   404
            val (th, tstate) = getth th tstate
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   405
            val (t1, tstate) = gettm t1 tstate
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   406
            val (t2, (thy, state)) = gettm t2 tstate
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   407
            val (th, thy) = tydef name absname repname t1 t2 th thy
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   408
          in
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   409
            setth th (thy, state)
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   410
          end
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   411
      | process (thy, state) (#"Y", [name, _, _]) = setth (mtydef name thy) (thy, state)
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   412
      | process (thy, state) (#"t", [n]) =
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   413
          setty (ctyp_of thy (TFree ("'" ^ (transl_qm n), ["HOL.type"]))) (thy, state)
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   414
      | process (thy, state) (#"a", n :: l) =
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   415
          fold_map getty l (thy, state) |>>
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   416
            (fn tys => ctyp_of thy (Type (gettyname n thy, map typ_of tys))) |-> setty
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   417
      | process (thy, state) (#"v", [n, ty]) =
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   418
          getty ty (thy, state) |>> (fn ty => cterm_of thy (Free (transl_dot n, typ_of ty))) |-> settm
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   419
      | process (thy, state) (#"c", [n, ty]) =
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   420
          getty ty (thy, state) |>> (fn ty => cterm_of thy (Const (getconstname n thy, typ_of ty))) |-> settm
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   421
      | process tstate (#"f", [t1, t2]) =
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   422
          gettm t1 tstate ||>> gettm t2 |>> (fn (t1, t2) => Thm.apply t1 t2) |-> settm
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   423
      | process tstate (#"l", [t1, t2]) =
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   424
          gettm t1 tstate ||>> gettm t2 |>> (fn (t1, t2) => Thm.lambda t1 t2) |-> settm
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   425
      | process (thy, state) (#"+", [s]) =
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   426
          let
47371
4193098c4ec1 added timestamps to logging of named thms
krauss
parents: 47363
diff changeset
   427
            val _ = tracing ("NOTING " ^ log_timestamp () ^ ": " ^ s)
47258
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   428
          in
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   429
            (store_thm (Binding.name (transl_dot s)) (last_thm state) thy, state)
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   430
          end
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   431
      | process _ (c, _) = error ("process: unknown command: " ^ String.implode [c])
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   432
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   433
    fun parse_line s =
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   434
        case String.tokens (fn x => (x = #"\n" orelse x = #" ")) s of
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   435
          [] => error "parse_line: empty"
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   436
        | h :: t => (case String.explode h of
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   437
            [] => error "parse_line: empty command"
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   438
          | sh :: st => (sh, (String.implode st) :: t))
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   439
  in
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   440
    process tstate (parse_line str)
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   441
  end
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   442
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   443
fun process_file path thy =
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   444
  (thy, init_state) |> File.fold_lines process_line path |> fst
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   445
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   446
val _ = Outer_Syntax.command @{command_spec "import_file"}
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   447
  "Import a recorded proof file" (Parse.path >> process_file >> Toplevel.theory)
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   448
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   449
880e587eee9f Modernized HOL-Import for HOL Light
Cezary Kaliszyk <cezarykaliszyk@gmail.com>
parents:
diff changeset
   450
end