Merge pull request microsoft#261098 from microsoft/tyriar/260705

Ensure a reference to model is kept for terminal confirmation

Author: Tyriar

src/vs/workbench/contrib/chat/browser/chatContentParts/toolInvocationParts/chatTerminalToolSubPart.ts

@@ -15,6 +15,7 @@ import { generateUuid } from '../../../../../../base/common/uuid.js';
 import { MarkdownRenderer } from '../../../../../../editor/browser/widget/markdownRenderer/browser/markdownRenderer.js';
 import { ILanguageService } from '../../../../../../editor/common/languages/language.js';
 import { IModelService } from '../../../../../../editor/common/services/model.js';
+import { ITextModelService } from '../../../../../../editor/common/services/resolverService.js';
 import { localize } from '../../../../../../nls.js';
 import { ConfigurationTarget, IConfigurationService } from '../../../../../../platform/configuration/common/configuration.js';
 import { IContextKeyService } from '../../../../../../platform/contextkey/common/contextkey.js';
@@ -69,6 +70,7 @@ export class TerminalConfirmationWidgetSubPart extends BaseChatToolInvocationSub
 		@IContextKeyService private readonly contextKeyService: IContextKeyService,
 		@IChatWidgetService private readonly chatWidgetService: IChatWidgetService,
 		@IPreferencesService private readonly preferencesService: IPreferencesService,
+		@ITextModelService textModelService: ITextModelService,
 	) {
 		super(toolInvocation);
 
@@ -115,12 +117,19 @@ export class TerminalConfirmationWidgetSubPart extends BaseChatToolInvocationSub
 			}
 		};
 		const langId = this.languageService.getLanguageIdByLanguageName(terminalData.language ?? 'sh') ?? 'shellscript';
-		const model = this.modelService.createModel(
+		const model = this._register(this.modelService.createModel(
 			terminalData.commandLine.toolEdited ?? terminalData.commandLine.original,
 			this.languageService.createById(langId),
 			this._getUniqueCodeBlockUri(),
 			true
-		);
+		));
+		textModelService.createModelReference(model.uri).then(ref => {
+			if (this._store.isDisposed) {
+				ref.dispose();
+			} else {
+				this._register(ref);
+			}
+		});
 		const editor = this._register(this.editorPool.get());
 		const renderPromise = editor.object.render({
 			codeBlockIndex: this.codeBlockStartIndex,