src/Tools/VSCode/src/protocol.scala
changeset 72761 4519eeefe3b5
parent 72760 042180540068
child 72762 d9a54c4c9da9
--- a/src/Tools/VSCode/src/protocol.scala	Sat Nov 28 17:38:03 2020 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,626 +0,0 @@
-/*  Title:      Tools/VSCode/src/protocol.scala
-    Author:     Makarius
-
-Message formats for Language Server Protocol 3.0, see
-https://github.com/Microsoft/language-server-protocol/blob/master/protocol.md
-*/
-
-package isabelle.vscode
-
-
-import isabelle._
-
-import java.io.{File => JFile}
-
-
-object Protocol
-{
-  /* abstract message */
-
-  object Message
-  {
-    val empty: JSON.Object.T = JSON.Object("jsonrpc" -> "2.0")
-
-    def log(prefix: String, json: JSON.T, logger: Logger, verbose: Boolean)
-    {
-      val header =
-        json match {
-          case JSON.Object(obj) => obj -- (obj.keySet - "method" - "id")
-          case _ => JSON.Object.empty
-        }
-      if (verbose || header.isEmpty) logger(prefix + "\n" + JSON.Format(json))
-      else logger(prefix + " " + JSON.Format(header))
-    }
-  }
-
-
-  /* notification */
-
-  object Notification
-  {
-    def apply(method: String, params: JSON.T): JSON.T =
-      Message.empty + ("method" -> method) + ("params" -> params)
-
-    def unapply(json: JSON.T): Option[(String, Option[JSON.T])] =
-      for {
-        method <- JSON.string(json, "method")
-        params = JSON.value(json, "params")
-      } yield (method, params)
-  }
-
-  class Notification0(name: String)
-  {
-    def unapply(json: JSON.T): Option[Unit] =
-      json match {
-        case Notification(method, _) if method == name => Some(())
-        case _ => None
-      }
-  }
-
-
-  /* request message */
-
-  object Id
-  {
-    def empty: Id = Id("")
-  }
-
-  sealed case class Id(id: Any)
-  {
-    require(
-      id.isInstanceOf[Int] ||
-      id.isInstanceOf[Long] ||
-      id.isInstanceOf[Double] ||
-      id.isInstanceOf[String])
-
-    override def toString: String = id.toString
-  }
-
-  object RequestMessage
-  {
-    def apply(id: Id, method: String, params: JSON.T): JSON.T =
-      Message.empty + ("id" -> id.id) + ("method" -> method) + ("params" -> params)
-
-    def unapply(json: JSON.T): Option[(Id, String, Option[JSON.T])] =
-      for {
-        id <- JSON.long(json, "id") orElse JSON.double(json, "id") orElse JSON.string(json, "id")
-        method <- JSON.string(json, "method")
-        params = JSON.value(json, "params")
-      } yield (Id(id), method, params)
-  }
-
-  class Request0(name: String)
-  {
-    def unapply(json: JSON.T): Option[Id] =
-      json match {
-        case RequestMessage(id, method, _) if method == name => Some(id)
-        case _ => None
-      }
-  }
-
-  class RequestTextDocumentPosition(name: String)
-  {
-    def unapply(json: JSON.T): Option[(Id, Line.Node_Position)] =
-      json match {
-        case RequestMessage(id, method, Some(TextDocumentPosition(node_pos))) if method == name =>
-          Some((id, node_pos))
-        case _ => None
-      }
-  }
-
-
-  /* response message */
-
-  object ResponseMessage
-  {
-    def apply(id: Id, result: Option[JSON.T] = None, error: Option[ResponseError] = None): JSON.T =
-      Message.empty + ("id" -> id.id) ++
-        JSON.optional("result" -> result) ++
-        JSON.optional("error" -> error.map(_.json))
-
-    def strict(id: Id, result: Option[JSON.T] = None, error: String = ""): JSON.T =
-      if (error == "") apply(id, result = result)
-      else apply(id, error = Some(ResponseError(code = ErrorCodes.serverErrorEnd, message = error)))
-
-    def is_empty(json: JSON.T): Boolean =
-      JSON.string(json, "id") == Some("") && JSON.value(json, "result").isDefined
-  }
-
-  sealed case class ResponseError(code: Int, message: String, data: Option[JSON.T] = None)
-  {
-    def json: JSON.T =
-      JSON.Object("code" -> code, "message" -> message) ++ JSON.optional("data" -> data)
-  }
-
-  object ErrorCodes
-  {
-    val ParseError = -32700
-    val InvalidRequest = -32600
-    val MethodNotFound = -32601
-    val InvalidParams = -32602
-    val InternalError = -32603
-    val serverErrorStart = -32099
-    val serverErrorEnd = -32000
-  }
-
-
-  /* init and exit */
-
-  object Initialize extends Request0("initialize")
-  {
-    def reply(id: Id, error: String): JSON.T =
-      ResponseMessage.strict(
-        id, Some(JSON.Object("capabilities" -> ServerCapabilities.json)), error)
-  }
-
-  object ServerCapabilities
-  {
-    val json: JSON.T =
-      JSON.Object(
-        "textDocumentSync" -> 2,
-        "completionProvider" -> JSON.Object("resolveProvider" -> false, "triggerCharacters" -> Nil),
-        "hoverProvider" -> true,
-        "definitionProvider" -> true,
-        "documentHighlightProvider" -> true)
-  }
-
-  object Initialized extends Notification0("initialized")
-
-  object Shutdown extends Request0("shutdown")
-  {
-    def reply(id: Id, error: String): JSON.T =
-      ResponseMessage.strict(id, Some("OK"), error)
-  }
-
-  object Exit extends Notification0("exit")
-
-
-  /* document positions */
-
-  object Position
-  {
-    def apply(pos: Line.Position): JSON.T =
-      JSON.Object("line" -> pos.line, "character" -> pos.column)
-
-    def unapply(json: JSON.T): Option[Line.Position] =
-      for {
-        line <- JSON.int(json, "line")
-        column <- JSON.int(json, "character")
-      } yield Line.Position(line, column)
-  }
-
-  object Range
-  {
-    def compact(range: Line.Range): List[Int] =
-      List(range.start.line, range.start.column, range.stop.line, range.stop.column)
-
-    def apply(range: Line.Range): JSON.T =
-      JSON.Object("start" -> Position(range.start), "end" -> Position(range.stop))
-
-    def unapply(json: JSON.T): Option[Line.Range] =
-      (JSON.value(json, "start"), JSON.value(json, "end")) match {
-        case (Some(Position(start)), Some(Position(stop))) => Some(Line.Range(start, stop))
-        case _ => None
-      }
-  }
-
-  object Location
-  {
-    def apply(loc: Line.Node_Range): JSON.T =
-      JSON.Object("uri" -> Url.print_file_name(loc.name), "range" -> Range(loc.range))
-
-    def unapply(json: JSON.T): Option[Line.Node_Range] =
-      for {
-        uri <- JSON.string(json, "uri")
-        range_json <- JSON.value(json, "range")
-        range <- Range.unapply(range_json)
-      } yield Line.Node_Range(Url.absolute_file_name(uri), range)
-  }
-
-  object TextDocumentPosition
-  {
-    def unapply(json: JSON.T): Option[Line.Node_Position] =
-      for {
-        doc <- JSON.value(json, "textDocument")
-        uri <- JSON.string(doc, "uri")
-        pos_json <- JSON.value(json, "position")
-        pos <- Position.unapply(pos_json)
-      } yield Line.Node_Position(Url.absolute_file_name(uri), pos)
-  }
-
-
-  /* marked strings */
-
-  sealed case class MarkedString(text: String, language: String = "plaintext")
-  {
-    def json: JSON.T = JSON.Object("language" -> language, "value" -> text)
-  }
-
-  object MarkedStrings
-  {
-    def json(msgs: List[MarkedString]): Option[JSON.T] =
-      msgs match {
-        case Nil => None
-        case List(msg) => Some(msg.json)
-        case _ => Some(msgs.map(_.json))
-      }
-  }
-
-
-  /* diagnostic messages */
-
-  object MessageType
-  {
-    val Error = 1
-    val Warning = 2
-    val Info = 3
-    val Log = 4
-  }
-
-  object DisplayMessage
-  {
-    def apply(message_type: Int, message: String, show: Boolean = true): JSON.T =
-      Notification(if (show) "window/showMessage" else "window/logMessage",
-        JSON.Object("type" -> message_type, "message" -> message))
-  }
-
-
-  /* commands */
-
-  sealed case class Command(title: String, command: String, arguments: List[JSON.T] = Nil)
-  {
-    def json: JSON.T =
-      JSON.Object("title" -> title, "command" -> command, "arguments" -> arguments)
-  }
-
-
-  /* document edits */
-
-  object DidOpenTextDocument
-  {
-    def unapply(json: JSON.T): Option[(JFile, String, Long, String)] =
-      json match {
-        case Notification("textDocument/didOpen", Some(params)) =>
-          for {
-            doc <- JSON.value(params, "textDocument")
-            uri <- JSON.string(doc, "uri")
-            lang <- JSON.string(doc, "languageId")
-            version <- JSON.long(doc, "version")
-            text <- JSON.string(doc, "text")
-          } yield (Url.absolute_file(uri), lang, version, text)
-        case _ => None
-      }
-  }
-
-
-  sealed case class TextDocumentChange(range: Option[Line.Range], text: String)
-
-  object DidChangeTextDocument
-  {
-    def unapply_change(json: JSON.T): Option[TextDocumentChange] =
-      for { text <- JSON.string(json, "text") }
-      yield TextDocumentChange(JSON.value(json, "range", Range.unapply _), text)
-
-    def unapply(json: JSON.T): Option[(JFile, Long, List[TextDocumentChange])] =
-      json match {
-        case Notification("textDocument/didChange", Some(params)) =>
-          for {
-            doc <- JSON.value(params, "textDocument")
-            uri <- JSON.string(doc, "uri")
-            version <- JSON.long(doc, "version")
-            changes <- JSON.list(params, "contentChanges", unapply_change _)
-          } yield (Url.absolute_file(uri), version, changes)
-        case _ => None
-      }
-  }
-
-  class TextDocumentNotification(name: String)
-  {
-    def unapply(json: JSON.T): Option[JFile] =
-      json match {
-        case Notification(method, Some(params)) if method == name =>
-          for {
-            doc <- JSON.value(params, "textDocument")
-            uri <- JSON.string(doc, "uri")
-          } yield Url.absolute_file(uri)
-        case _ => None
-      }
-  }
-
-  object DidCloseTextDocument extends TextDocumentNotification("textDocument/didClose")
-  object DidSaveTextDocument extends TextDocumentNotification("textDocument/didSave")
-
-
-  /* workspace edits */
-
-  sealed case class TextEdit(range: Line.Range, new_text: String)
-  {
-    def json: JSON.T = JSON.Object("range" -> Range(range), "newText" -> new_text)
-  }
-
-  sealed case class TextDocumentEdit(file: JFile, version: Long, edits: List[TextEdit])
-  {
-    def json: JSON.T =
-      JSON.Object(
-        "textDocument" -> JSON.Object("uri" -> Url.print_file(file), "version" -> version),
-        "edits" -> edits.map(_.json))
-  }
-
-  object WorkspaceEdit
-  {
-    def apply(edits: List[TextDocumentEdit]): JSON.T =
-      RequestMessage(Id.empty, "workspace/applyEdit",
-        JSON.Object("edit" -> JSON.Object("documentChanges" -> edits.map(_.json))))
-  }
-
-
-  /* completion */
-
-  sealed case class CompletionItem(
-    label: String,
-    kind: Option[Int] = None,
-    detail: Option[String] = None,
-    documentation: Option[String] = None,
-    text: Option[String] = None,
-    range: Option[Line.Range] = None,
-    command: Option[Command] = None)
-  {
-    def json: JSON.T =
-      JSON.Object("label" -> label) ++
-      JSON.optional("kind" -> kind) ++
-      JSON.optional("detail" -> detail) ++
-      JSON.optional("documentation" -> documentation) ++
-      JSON.optional("insertText" -> text) ++
-      JSON.optional("range" -> range.map(Range(_))) ++
-      JSON.optional("textEdit" -> range.map(r => TextEdit(r, text.getOrElse(label)).json)) ++
-      JSON.optional("command" -> command.map(_.json))
-  }
-
-  object Completion extends RequestTextDocumentPosition("textDocument/completion")
-  {
-    def reply(id: Id, result: List[CompletionItem]): JSON.T =
-      ResponseMessage(id, Some(result.map(_.json)))
-  }
-
-
-  /* spell checker */
-
-  object Include_Word extends Notification0("PIDE/include_word")
-  {
-    val command = Command("Include word", "isabelle.include-word")
-  }
-
-  object Include_Word_Permanently extends Notification0("PIDE/include_word_permanently")
-  {
-    val command = Command("Include word permanently", "isabelle.include-word-permanently")
-  }
-
-  object Exclude_Word extends Notification0("PIDE/exclude_word")
-  {
-    val command = Command("Exclude word", "isabelle.exclude-word")
-  }
-
-  object Exclude_Word_Permanently extends Notification0("PIDE/exclude_word_permanently")
-  {
-    val command = Command("Exclude word permanently", "isabelle.exclude-word-permanently")
-  }
-
-  object Reset_Words extends Notification0("PIDE/reset_words")
-  {
-    val command = Command("Reset non-permanent words", "isabelle.reset-words")
-  }
-
-
-  /* hover request */
-
-  object Hover extends RequestTextDocumentPosition("textDocument/hover")
-  {
-    def reply(id: Id, result: Option[(Line.Range, List[MarkedString])]): JSON.T =
-    {
-      val res =
-        result match {
-          case Some((range, contents)) =>
-            JSON.Object(
-              "contents" -> MarkedStrings.json(contents).getOrElse(Nil),
-              "range" -> Range(range))
-          case None => JSON.Object("contents" -> Nil)
-        }
-      ResponseMessage(id, Some(res))
-    }
-  }
-
-
-  /* goto definition request */
-
-  object GotoDefinition extends RequestTextDocumentPosition("textDocument/definition")
-  {
-    def reply(id: Id, result: List[Line.Node_Range]): JSON.T =
-      ResponseMessage(id, Some(result.map(Location.apply(_))))
-  }
-
-
-  /* document highlights request */
-
-  object DocumentHighlight
-  {
-    def text(range: Line.Range): DocumentHighlight = DocumentHighlight(range, Some(1))
-    def read(range: Line.Range): DocumentHighlight = DocumentHighlight(range, Some(2))
-    def write(range: Line.Range): DocumentHighlight = DocumentHighlight(range, Some(3))
-  }
-
-  sealed case class DocumentHighlight(range: Line.Range, kind: Option[Int] = None)
-  {
-    def json: JSON.T =
-      kind match {
-        case None => JSON.Object("range" -> Range(range))
-        case Some(k) => JSON.Object("range" -> Range(range), "kind" -> k)
-      }
-  }
-
-  object DocumentHighlights extends RequestTextDocumentPosition("textDocument/documentHighlight")
-  {
-    def reply(id: Id, result: List[DocumentHighlight]): JSON.T =
-      ResponseMessage(id, Some(result.map(_.json)))
-  }
-
-
-  /* diagnostics */
-
-  sealed case class Diagnostic(range: Line.Range, message: String,
-    severity: Option[Int] = None, code: Option[Int] = None, source: Option[String] = None)
-  {
-    def json: JSON.T =
-      Message.empty + ("range" -> Range(range)) + ("message" -> message) ++
-      JSON.optional("severity" -> severity) ++
-      JSON.optional("code" -> code) ++
-      JSON.optional("source" -> source)
-  }
-
-  object DiagnosticSeverity
-  {
-    val Error = 1
-    val Warning = 2
-    val Information = 3
-    val Hint = 4
-  }
-
-  object PublishDiagnostics
-  {
-    def apply(file: JFile, diagnostics: List[Diagnostic]): JSON.T =
-      Notification("textDocument/publishDiagnostics",
-        JSON.Object("uri" -> Url.print_file(file), "diagnostics" -> diagnostics.map(_.json)))
-  }
-
-
-  /* decorations */
-
-  sealed case class DecorationOpts(range: Line.Range, hover_message: List[MarkedString])
-  {
-    def json: JSON.T =
-      JSON.Object("range" -> Range.compact(range)) ++
-      JSON.optional("hover_message" -> MarkedStrings.json(hover_message))
-  }
-
-  sealed case class Decoration(typ: String, content: List[DecorationOpts])
-  {
-    def json(file: JFile): JSON.T =
-      Notification("PIDE/decoration",
-        JSON.Object("uri" -> Url.print_file(file), "type" -> typ, "content" -> content.map(_.json)))
-  }
-
-
-  /* caret update: bidirectional */
-
-  object Caret_Update
-  {
-    def apply(node_pos: Line.Node_Position, focus: Boolean): JSON.T =
-      Notification("PIDE/caret_update",
-        JSON.Object(
-          "uri" -> Url.print_file_name(node_pos.name),
-          "line" -> node_pos.pos.line,
-          "character" -> node_pos.pos.column,
-          "focus" -> focus))
-
-    def unapply(json: JSON.T): Option[Option[(JFile, Line.Position)]] =
-      json match {
-        case Notification("PIDE/caret_update", Some(params)) =>
-          val caret =
-            for {
-              uri <- JSON.string(params, "uri")
-              if Url.is_wellformed_file(uri)
-              pos <- Position.unapply(params)
-            } yield (Url.absolute_file(uri), pos)
-          Some(caret)
-        case _ => None
-      }
-  }
-
-
-  /* dynamic output */
-
-  object Dynamic_Output
-  {
-    def apply(content: String): JSON.T =
-      Notification("PIDE/dynamic_output", JSON.Object("content" -> content))
-  }
-
-
-  /* state output */
-
-  object State_Output
-  {
-    def apply(id: Counter.ID, content: String): JSON.T =
-      Notification("PIDE/state_output", JSON.Object("id" -> id, "content" -> content))
-  }
-
-  class State_Id_Notification(name: String)
-  {
-    def unapply(json: JSON.T): Option[Counter.ID] =
-      json match {
-        case Notification(method, Some(params)) if method == name => JSON.long(params, "id")
-        case _ => None
-      }
-  }
-
-  object State_Init extends Notification0("PIDE/state_init")
-  object State_Exit extends State_Id_Notification("PIDE/state_exit")
-  object State_Locate extends State_Id_Notification("PIDE/state_locate")
-  object State_Update extends State_Id_Notification("PIDE/state_update")
-
-  object State_Auto_Update
-  {
-    def unapply(json: JSON.T): Option[(Counter.ID, Boolean)] =
-      json match {
-        case Notification("PIDE/state_auto_update", Some(params)) =>
-          for {
-            id <- JSON.long(params, "id")
-            enabled <- JSON.bool(params, "enabled")
-          } yield (id, enabled)
-        case _ => None
-      }
-  }
-
-
-  /* preview */
-
-  object Preview_Request
-  {
-    def unapply(json: JSON.T): Option[(JFile, Int)] =
-      json match {
-        case Notification("PIDE/preview_request", Some(params)) =>
-          for {
-            uri <- JSON.string(params, "uri")
-            if Url.is_wellformed_file(uri)
-            column <- JSON.int(params, "column")
-          } yield (Url.absolute_file(uri), column)
-        case _ => None
-      }
-  }
-
-  object Preview_Response
-  {
-    def apply(file: JFile, column: Int, label: String, content: String): JSON.T =
-      Notification("PIDE/preview_response",
-        JSON.Object(
-          "uri" -> Url.print_file(file),
-          "column" -> column,
-          "label" -> label,
-          "content" -> content))
-  }
-
-
-  /* Isabelle symbols */
-
-  object Symbols_Request extends Notification0("PIDE/symbols_request")
-
-  object Symbols
-  {
-    def apply(): JSON.T =
-    {
-      val entries =
-        for ((sym, code) <- Symbol.codes)
-        yield JSON.Object("symbol" -> sym, "name" -> Symbol.names(sym)._1, "code" -> code)
-      Notification("PIDE/symbols", JSON.Object("entries" -> entries))
-    }
-  }
-}