diff -r ccf2cbe86d70 -r b4e7b9968e60 src/Pure/PIDE/isabelle_document.scala --- a/src/Pure/PIDE/isabelle_document.scala Thu Dec 01 20:52:16 2011 +0100 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,231 +0,0 @@ -/* Title: Pure/PIDE/isabelle_document.scala - Author: Makarius - -Protocol message formats for interactive Isar documents. -*/ - -package isabelle - - -object Isabelle_Document -{ - /* document editing */ - - object Assign - { - def unapply(text: String): Option[(Document.Version_ID, Document.Assign)] = - try { - import XML.Decode._ - val body = YXML.parse_body(text) - Some(pair(long, pair(list(pair(long, option(long))), list(pair(string, option(long)))))(body)) - } - catch { - case ERROR(_) => None - case _: XML.XML_Atom => None - case _: XML.XML_Body => None - } - } - - object Removed - { - def unapply(text: String): Option[List[Document.Version_ID]] = - try { - import XML.Decode._ - Some(list(long)(YXML.parse_body(text))) - } - catch { - case ERROR(_) => None - case _: XML.XML_Atom => None - case _: XML.XML_Body => None - } - } - - - /* toplevel transactions */ - - sealed abstract class Status - case object Unprocessed extends Status - case class Forked(forks: Int) extends Status - case object Finished extends Status - case object Failed extends Status - - def command_status(markup: List[Markup]): Status = - { - val forks = (0 /: markup) { - case (i, Markup(Isabelle_Markup.FORKED, _)) => i + 1 - case (i, Markup(Isabelle_Markup.JOINED, _)) => i - 1 - case (i, _) => i - } - if (forks != 0) Forked(forks) - else if (markup.exists(_.name == Isabelle_Markup.FAILED)) Failed - else if (markup.exists(_.name == Isabelle_Markup.FINISHED)) Finished - else Unprocessed - } - - sealed case class Node_Status(unprocessed: Int, running: Int, finished: Int, failed: Int) - { - def total: Int = unprocessed + running + finished + failed - } - - def node_status( - state: Document.State, version: Document.Version, node: Document.Node): Node_Status = - { - var unprocessed = 0 - var running = 0 - var finished = 0 - var failed = 0 - node.commands.foreach(command => - command_status(state.command_state(version, command).status) match { - case Unprocessed => unprocessed += 1 - case Forked(_) => running += 1 - case Finished => finished += 1 - case Failed => failed += 1 - }) - Node_Status(unprocessed, running, finished, failed) - } - - - /* result messages */ - - def clean_message(body: XML.Body): XML.Body = - body filter { case XML.Elem(Markup(Isabelle_Markup.NO_REPORT, _), _) => false case _ => true } map - { case XML.Elem(markup, ts) => XML.Elem(markup, clean_message(ts)) case t => t } - - def message_reports(msg: XML.Tree): List[XML.Elem] = - msg match { - case elem @ XML.Elem(Markup(Isabelle_Markup.REPORT, _), _) => List(elem) - case XML.Elem(_, body) => body.flatMap(message_reports) - case XML.Text(_) => Nil - } - - - /* specific messages */ - - def is_ready(msg: XML.Tree): Boolean = - msg match { - case XML.Elem(Markup(Isabelle_Markup.STATUS, _), - List(XML.Elem(Markup(Isabelle_Markup.READY, _), _))) => true - case _ => false - } - - def is_tracing(msg: XML.Tree): Boolean = - msg match { - case XML.Elem(Markup(Isabelle_Markup.TRACING, _), _) => true - case _ => false - } - - def is_warning(msg: XML.Tree): Boolean = - msg match { - case XML.Elem(Markup(Isabelle_Markup.WARNING, _), _) => true - case _ => false - } - - def is_error(msg: XML.Tree): Boolean = - msg match { - case XML.Elem(Markup(Isabelle_Markup.ERROR, _), _) => true - case _ => false - } - - def is_state(msg: XML.Tree): Boolean = - msg match { - case XML.Elem(Markup(Isabelle_Markup.WRITELN, _), - List(XML.Elem(Markup(Isabelle_Markup.STATE, _), _))) => true - case _ => false - } - - - /* reported positions */ - - private val include_pos = - Set(Isabelle_Markup.BINDING, Isabelle_Markup.ENTITY, Isabelle_Markup.REPORT, - Isabelle_Markup.POSITION) - - def message_positions(command: Command, message: XML.Elem): Set[Text.Range] = - { - def positions(set: Set[Text.Range], tree: XML.Tree): Set[Text.Range] = - tree match { - case XML.Elem(Markup(name, Position.Id_Range(id, raw_range)), body) - if include_pos(name) && id == command.id => - val range = command.decode(raw_range).restrict(command.range) - body.foldLeft(if (range.is_singularity) set else set + range)(positions) - case XML.Elem(Markup(name, _), body) => body.foldLeft(set)(positions) - case _ => set - } - val set = positions(Set.empty, message) - if (set.isEmpty && !is_state(message)) - set ++ Position.Range.unapply(message.markup.properties).map(command.decode(_)) - else set - } -} - - -trait Isabelle_Document extends Isabelle_Process -{ - /* commands */ - - def define_command(command: Command): Unit = - input("Isabelle_Document.define_command", - Document.ID(command.id), Symbol.encode(command.name), Symbol.encode(command.source)) - - - /* document versions */ - - def cancel_execution() - { - input("Isabelle_Document.cancel_execution") - } - - def update_perspective(old_id: Document.Version_ID, new_id: Document.Version_ID, - name: Document.Node.Name, perspective: Command.Perspective) - { - val ids = - { import XML.Encode._ - list(long)(perspective.commands.map(_.id)) } - - input("Isabelle_Document.update_perspective", Document.ID(old_id), Document.ID(new_id), - name.node, YXML.string_of_body(ids)) - } - - def update(old_id: Document.Version_ID, new_id: Document.Version_ID, - edits: List[Document.Edit_Command]) - { - val edits_yxml = - { import XML.Encode._ - def id: T[Command] = (cmd => long(cmd.id)) - def encode_edit(dir: String) - : T[Document.Node.Edit[(Option[Command], Option[Command]), Command.Perspective]] = - variant(List( - { case Document.Node.Clear() => (Nil, Nil) }, - { case Document.Node.Edits(a) => (Nil, list(pair(option(id), option(id)))(a)) }, - { case Document.Node.Header(Exn.Res(Thy_Header(a, b, c))) => - (Nil, - triple(pair(string, string), list(string), list(pair(string, bool)))( - (dir, a), b, c)) }, - { case Document.Node.Header(Exn.Exn(e)) => (List(Exn.message(e)), Nil) }, - { case Document.Node.Perspective(a) => (a.commands.map(c => long_atom(c.id)), Nil) })) - def encode: T[List[Document.Edit_Command]] = list((node_edit: Document.Edit_Command) => - { - val (name, edit) = node_edit - val dir = Isabelle_System.posix_path(name.dir) - pair(string, encode_edit(dir))(name.node, edit) - }) - YXML.string_of_body(encode(edits)) } - input("Isabelle_Document.update", Document.ID(old_id), Document.ID(new_id), edits_yxml) - } - - def remove_versions(versions: List[Document.Version]) - { - val versions_yxml = - { import XML.Encode._ - YXML.string_of_body(list(long)(versions.map(_.id))) } - input("Isabelle_Document.remove_versions", versions_yxml) - } - - - /* method invocation service */ - - def invoke_scala(id: String, tag: Invoke_Scala.Tag.Value, res: String) - { - input("Isabelle_Document.invoke_scala", id, tag.toString, res) - } -}