(* Title: Pure/PIDE/isar_document.ML
Author: Makarius
Protocol message formats for interactive Isar documents.
*)
structure Isar_Document: sig end =
struct
val _ =
Isabelle_Process.add_command "Isar_Document.define_command"
(fn [id, text] => Document.change_state (Document.define_command (Document.parse_id id) text));
val _ =
Isabelle_Process.add_command "Isar_Document.edit_version"
(fn [old_id_string, new_id_string, edits_yxml, headers_yxml] => Document.change_state (fn state =>
let
val old_id = Document.parse_id old_id_string;
val new_id = Document.parse_id new_id_string;
val edits = YXML.parse_body edits_yxml |>
let open XML.Decode
in list (pair string (option (list (pair (option int) (option int))))) end;
val headers = YXML.parse_body headers_yxml |>
let open XML.Decode
in list (pair string (triple string (list string) (list string))) end;
val await_cancellation = Document.cancel_execution state;
val (updates, state') = Document.edit old_id new_id edits headers state;
val _ = await_cancellation ();
val _ =
Output.status (Markup.markup (Markup.assign new_id)
(implode (map (Markup.markup_only o Markup.edit) updates)));
val state'' = Document.execute new_id state';
in state'' end));
val _ =
Isabelle_Process.add_command "Isar_Document.invoke_scala"
(fn [id, tag, res] => Invoke_Scala.fulfill_method id tag res);
end;