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Basis handling of lists in ltx_of_term.
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Achim D. Brucker 2019-03-11 21:21:56 +00:00
parent d3ae88ed10
commit b255de9ea7
1 changed files with 5 additions and 2 deletions
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7
Isa_DOF.thy
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@ -853,7 +853,6 @@ setup\<open>DOF_core.update_isa_global("thm" ,ISA_core.ML_isa_check_thm) \<
setup\<open>DOF_core.update_isa_global("file" ,ISA_core.ML_isa_check_file) \<close>
setup\<open>DOF_core.update_isa_global("docitem" ,ISA_core.ML_isa_check_docitem)\<close>
section\<open> Syntax for Annotated Documentation Commands (the '' View'' Part I) \<close>
ML\<open>
structure ODL_Command_Parser =
@ -875,15 +874,19 @@ fun meta_args_2_string thy ((((lab, _), cid_opt), attr_list) : meta_args_t) =
fun ltx_of_term _ (((Const ("List.list.Cons", t1) $ (Const ("String.Char", t2 ) $ t))) $ t')
= (HOLogic.dest_string (((Const ("List.list.Cons", t1) $ (Const ("String.Char", t2 ) $ t))) $ t'))
| ltx_of_term _ (@{term "numeral :: _ \<Rightarrow> _"} $ t) = Int.toString(HOLogic.dest_numeral t)
| ltx_of_term ctx ((Const ("List.list.Cons", _) $ t1) $ t2) = (case t2 of
Const ("List.list.Nil", _) => (ltx_of_term ctx t1)
|_ => ((ltx_of_term ctx t1)^", " ^(ltx_of_term ctx t2))
)
| ltx_of_term ctxt t = ""^(Sledgehammer_Util.hackish_string_of_term ctxt t)
fun markup2string s = String.concat (List.filter (fn c => c <> Symbol.DEL) (Symbol.explode (YXML.content_of s)))
fun ltx_of_markup s = let
val old_str = (markup2string s)
val ctxt = Proof_Context.init_global thy
val term = (Syntax.check_term ctxt o Syntax.parse_term ctxt) s
val str_of_term = ltx_of_term ctxt term
handle _ => "Exception in ltx_of_term"
(* For debugging:
val old_str = (markup2string s)
val _ = writeln("<OLD_STR>"^old_str^"</OLD_STR>")
val _ = writeln("<NEW_STR>"^str_of_term^"</NEW_STR>")
val t_str = ML_Syntax.print_term term