Fix memory leak (#125)

* Fix tool window memory leak and initialisation, fix another process unavailable error on shutdown

* changelog

* get ready for release:

Author: ryan-rushton

CHANGELOG.md

@@ -7,6 +7,7 @@
 - Fix issue where multiple process shutdowns occurring when closing a project can throw an error,
   fixes https://github.com/dprint/dprint-intellij/issues/121
 - Downgrade kotlin version to 2.2.21, fixes https://github.com/dprint/dprint-intellij/issues/122
+- Fix memory leak with tool window console
 
 ## 0.9.0 - 2025-12-23
 

gradle.properties

@@ -2,7 +2,7 @@
 # -> https://plugins.jetbrains.com/docs/intellij/intellij-artifacts.html
 pluginGroup=com.dprint.intellij.plugin
 pluginName=dprint
-pluginVersion=0.9.1.beta
+pluginVersion=0.9.1
 # See https://plugins.jetbrains.com/docs/intellij/build-number-ranges.html
 # for insight into build numbers and IntelliJ Platform versions.
 pluginSinceBuild=251

src/main/kotlin/com/dprint/services/editorservice/v5/EditorServiceV5.kt

@@ -4,6 +4,7 @@ import com.dprint.config.ProjectConfiguration
 import com.dprint.i18n.DprintBundle
 import com.dprint.services.editorservice.FormatResult
 import com.dprint.services.editorservice.IEditorService
+import com.dprint.services.editorservice.exceptions.ProcessUnavailableException
 import com.dprint.services.editorservice.process.EditorProcess
 import com.dprint.utils.errorLogWithConsole
 import com.dprint.utils.infoLogWithConsole
@@ -70,6 +71,8 @@ class EditorServiceV5(
             }
         } catch (e: TimeoutCancellationException) {
             errorLogWithConsole(DprintBundle.message("editor.service.shutting.down.timed.out"), e, project, LOGGER)
+        } catch (e: ProcessUnavailableException) {
+            infoLogWithConsole("Process already terminated, skipping shutdown message", project, LOGGER)
         } finally {
             stdoutListener?.dispose()
             dropMessages()

src/main/kotlin/com/dprint/toolwindow/Console.kt

@@ -1,39 +1,48 @@
 package com.dprint.toolwindow
 
 import com.dprint.messages.DprintMessage
-import com.intellij.execution.impl.ConsoleViewImpl
+import com.intellij.execution.filters.TextConsoleBuilderFactory
+import com.intellij.execution.ui.ConsoleView
 import com.intellij.execution.ui.ConsoleViewContentType
+import com.intellij.openapi.Disposable
 import com.intellij.openapi.components.Service
 import com.intellij.openapi.project.Project
-import com.intellij.psi.search.GlobalSearchScope
+import com.intellij.openapi.util.Disposer
 import java.time.LocalDateTime
 import java.time.format.DateTimeFormatter
 
 @Service(Service.Level.PROJECT)
 class Console(
     val project: Project,
-) {
-    val consoleView = ConsoleViewImpl(project, GlobalSearchScope.allScope(project), false, false)
+) : Disposable {
+    val consoleView: ConsoleView = TextConsoleBuilderFactory.getInstance().createBuilder(project).console
+    private val connection = project.messageBus.connect(this)
 
     init {
-        with(project.messageBus.connect()) {
-            subscribe(
-                DprintMessage.DPRINT_MESSAGE_TOPIC,
-                object : DprintMessage.Listener {
-                    override fun info(message: String) {
-                        consoleView.print(decorateText(message), ConsoleViewContentType.LOG_INFO_OUTPUT)
-                    }
-
-                    override fun warn(message: String) {
-                        consoleView.print(decorateText(message), ConsoleViewContentType.LOG_WARNING_OUTPUT)
-                    }
-
-                    override fun error(message: String) {
-                        consoleView.print(decorateText(message), ConsoleViewContentType.LOG_ERROR_OUTPUT)
-                    }
-                },
-            )
-        }
+        subscribe()
+    }
+
+    private fun subscribe() {
+        connection.subscribe(
+            DprintMessage.DPRINT_MESSAGE_TOPIC,
+            object : DprintMessage.Listener {
+                override fun info(message: String) {
+                    consoleView.print(decorateText(message), ConsoleViewContentType.LOG_INFO_OUTPUT)
+                }
+
+                override fun warn(message: String) {
+                    consoleView.print(decorateText(message), ConsoleViewContentType.LOG_WARNING_OUTPUT)
+                }
+
+                override fun error(message: String) {
+                    consoleView.print(decorateText(message), ConsoleViewContentType.LOG_ERROR_OUTPUT)
+                }
+            },
+        )
+    }
+
+    override fun dispose() {
+        Disposer.dispose(consoleView)
     }
 
     private fun decorateText(text: String): String =