added information from probKernel

settings.gradle.kts

@@ -8,3 +8,4 @@
  */
 
 rootProject.name = "b-language-server"
+includeBuild("../prob2_kernel/de.prob2.kernel")
\ No newline at end of file

src/main/kotlin/b/language/server/App.kt

@@ -10,7 +10,7 @@ import java.util.concurrent.Future
 
 fun main() {
     println("opening connection and waiting ...")
-    val socket = ServerSocket(55555)
+    val socket = ServerSocket(55556)
     val channel = socket.accept()
     println("accepted connection from ${channel.inetAddress}")
     startServer(channel.getInputStream(), channel.getOutputStream())

src/main/kotlin/b/language/server/BDocumentService.kt

@@ -55,7 +55,7 @@ class BDocumentService(private val server: Server,
 
             try{
                 val diagnostics: List<Diagnostic> = proBInterface.checkDocument(currentUri, settings)
-                communicator.sendDebugMessage("created diagnostics $diagnostics", MessageType.Info)
+                communicator.sendDebugMessage("creating diagnostics $diagnostics", MessageType.Info)
                 communicator.publishDiagnostics(PublishDiagnosticsParams(currentUri, diagnostics))
                 val filesWithProblems = diagnostics.map { diagnostic -> diagnostic.source }
                 val invalidFiles = calculateToInvalidate(currentUri, filesWithProblems)

src/main/kotlin/b/language/server/Server.kt

@@ -28,7 +28,7 @@ class Server : LanguageServer{
         res.capabilities.textDocumentSync = Either.forLeft(TextDocumentSyncKind.Full)
         res.capabilities.workspace = WorkspaceServerCapabilities(WorkspaceFoldersOptions())
         res.capabilities.workspace.workspaceFolders.supported = true
-
+        res.capabilities.completionProvider = CompletionOptions()
         return CompletableFuture.supplyAsync { res }
     }
 

src/main/kotlin/b/language/server/proBMangement/prob/ProBKernel.kt

@@ -4,7 +4,6 @@ package b.language.server.proBMangement.prob
 import b.language.server.communication.Communicator
 import b.language.server.communication.CommunicatorInterface
 import b.language.server.dataStorage.ProBSettings
-import com.google.gson.Gson
 import com.google.inject.Inject
 import com.google.inject.Injector
 import de.prob.animator.ReusableAnimator
@@ -19,10 +18,7 @@ import de.prob.statespace.StateSpace
 import de.prob.statespace.Trace
 import org.eclipse.lsp4j.Diagnostic
 import org.eclipse.lsp4j.MessageType
-import org.ietf.jgss.GSSContext
-import java.io.File
 import java.io.IOException
-import java.nio.charset.Charset
 
 /**
  * Represents the interface to communicate with prob kernel
@@ -43,13 +39,13 @@ class ProBKernel @Inject constructor(private val injector : Injector,
      * @return a list with the problems found
      */
     fun check(path : String, settings : ProBSettings) : List<Diagnostic>{
-        Communicator.sendDebugMessage("Unload old machine", MessageType.Info)
+        Communicator.sendDebugMessage("unloading old machine", MessageType.Info)
         unloadMachine()
 
         val factory = injector.getInstance(FactoryProvider.factoryClassFromExtension(path.substringAfterLast(".")))
 
-        val warningListener = WarningListener()
-        animator.addWarningListener(warningListener)
+        val informationListener = InformationListener()
+        animator.addWarningListener(informationListener)
         val parseErrors = mutableListOf<Diagnostic>()
 
         Communicator.sendDebugMessage("loading new machine", MessageType.Info)
@@ -70,7 +66,7 @@ class ProBKernel @Inject constructor(private val injector : Injector,
 
         communicator.sendDebugMessage("returning from kernel", MessageType.Info)
 
-        return listOf(warningListener.getWarnings(), parseErrors, strictProblems).flatten()
+        return listOf(informationListener.getInformation(), parseErrors, strictProblems).flatten()
     }
 
     /**
@@ -92,7 +88,7 @@ class ProBKernel @Inject constructor(private val injector : Injector,
                 resultLint.addAll(newStateSpace.performExtendedStaticChecks())
             }
 
-            communicator.sendDebugMessage("returning...", MessageType.Info)
+            communicator.sendDebugMessage("finished evaluation", MessageType.Info)
 
         } catch (e: RuntimeException) {
             newStateSpace.kill()
@@ -110,7 +106,7 @@ class ProBKernel @Inject constructor(private val injector : Injector,
      */
     private fun executeAdditionalOptions(settings : ProBSettings){
         if(settings.wdChecks){
-            communicator.sendDebugMessage("Doing WD checks", MessageType.Info)
+            communicator.sendDebugMessage("doing WD checks", MessageType.Info)
            animator.execute(CheckWellDefinednessCommand())
         }
     }

src/main/kotlin/b/language/server/proBMangement/prob/ProBKernelManager.kt

@@ -88,7 +88,8 @@ class ProBKernelManager(private val communicator : CommunicatorInterface) : ProB
                 System.getProperty("prob.home"), MessageType.Info)
         val result = checkProBVersionSetting(settings.probHome)
         if(!result){
-          throw CouldNotFindProBHomeException("searched at ${settings.probHome} for prob but found nothing")
+          throw CouldNotFindProBHomeException("searched at ${settings.probHome} for prob but found nothing - make sure " +
+                  "you point to the prob directory not to probcli.sh/probcli")
         }
 
         communicator.sendDebugMessage("success!", MessageType.Info)

src/main/kotlin/b/language/server/proBMangement/prob/Util.kt

@@ -30,6 +30,9 @@ fun getErrorItemType(errorItem: ErrorItem.Type) : DiagnosticSeverity{
         ErrorItem.Type.INTERNAL_ERROR -> {
             DiagnosticSeverity.Error
         }
+        ErrorItem.Type.MESSAGE -> {
+            DiagnosticSeverity.Information
+        }
         else -> {
             DiagnosticSeverity.Error
         }

src/main/kotlin/b/language/server/proBMangement/prob/WarningListener.kt

 package b.language.server.proBMangement.prob
 
-import de.prob.animator.IWarningListener
+import de.prob.animator.IInformationListener
 import de.prob.animator.domainobjects.ErrorItem
 import org.eclipse.lsp4j.Diagnostic
 import org.eclipse.lsp4j.DiagnosticSeverity
@@ -8,13 +8,13 @@ import org.eclipse.lsp4j.DiagnosticSeverity
 /**
  * Custom collector to collect warnings from prob kernel
  */
-class WarningListener : IWarningListener {
+class InformationListener : IInformationListener {
     private val warningList : ArrayList<ErrorItem> = arrayListOf()
     override fun warningsOccurred(warnings: MutableList<ErrorItem>?) {
         warningList.addAll(warnings!!.toList())
     }
 
-    fun getWarnings() : List<Diagnostic>{
+    fun getInformation() : List<Diagnostic>{
         return convertErrorItems(warningList)
     }
 }
\ No newline at end of file