Turn on isolatedModule in tsconfig

src/tsconfig.json

@@ -7,7 +7,7 @@
 		"sourceMap": false,
 		"allowJs": true,
 		"resolveJsonModule": true,
-		"isolatedModules": false,
+		"isolatedModules": true,
 		"outDir": "../out/vs",
 		"types": [
 			"@webgpu/types",

src/vs/workbench/contrib/chat/browser/agentSessions/agentSessions.ts

@@ -6,18 +6,19 @@
 import { localize } from '../../../../../nls.js';
 import { Codicon } from '../../../../../base/common/codicons.js';
 import { ThemeIcon } from '../../../../../base/common/themables.js';
-import { localChatSessionType } from '../../common/chatSessionsService.js';
 
 export const AGENT_SESSIONS_VIEW_CONTAINER_ID = 'workbench.viewContainer.agentSessions';
+
 export const AGENT_SESSIONS_VIEW_ID = 'workbench.view.agentSessions';
 
 export enum AgentSessionProviders {
-	Local = localChatSessionType,
+	Local = 'local',
 	Background = 'copilotcli',
 	Cloud = 'copilot-cloud-agent',
 }
 
 export function getAgentSessionProviderName(provider: AgentSessionProviders): string {
+
 	switch (provider) {
 		case AgentSessionProviders.Local:
 			return localize('chat.session.providerLabel.local', "Local");

src/vs/workbench/contrib/chat/common/promptSyntax/service/promptsServiceImpl.ts

@@ -29,11 +29,12 @@ import { getCleanPromptName } from '../config/promptFileLocations.js';
 import { PROMPT_LANGUAGE_ID, PromptsType, getPromptsTypeForLanguageId } from '../promptTypes.js';
 import { PromptFilesLocator } from '../utils/promptFilesLocator.js';
 import { PromptFileParser, ParsedPromptFile, PromptHeaderAttributes } from '../promptFileParser.js';
-import { IAgentInstructions, IAgentSource, IChatPromptSlashCommand, ICustomAgent, IExtensionPromptPath, ILocalPromptPath, IPromptPath, IPromptsService, IClaudeSkill, IUserPromptPath, PromptsStorage } from './promptsService.js';
+import { IAgentInstructions, type IAgentSource, IChatPromptSlashCommand, ICustomAgent, IExtensionPromptPath, ILocalPromptPath, IPromptPath, IPromptsService, IClaudeSkill, IUserPromptPath, PromptsStorage } from './promptsService.js';
 import { Delayer } from '../../../../../../base/common/async.js';
 import { Schemas } from '../../../../../../base/common/network.js';
 import { IExtensionService } from '../../../../../services/extensions/common/extensions.js';
 
+
 /**
  * Provides prompt services.
  */

src/vs/workbench/contrib/chat/common/tools/promptTsxTypes.ts

@@ -9,7 +9,7 @@
  * It should be kept in sync with the types in that file.
  */
 
-export declare const enum PromptNodeType {
+export const enum PromptNodeType {
 	Piece = 1,
 	Text = 2
 }
@@ -23,7 +23,7 @@ export interface TextJSON {
  * less descriptive than the actual constructor, as we only care to preserve
  * the element data that the renderer cares about.
  */
-export declare const enum PieceCtorKind {
+export const enum PieceCtorKind {
 	BaseChatMessage = 1,
 	Other = 2,
 	ImageChatMessage = 3

src/vs/workbench/contrib/terminalContrib/chatAgentTools/browser/executeStrategy/executeStrategy.ts

@@ -151,6 +151,13 @@ export async function waitForIdleWithPromptHeuristics(
 	}
 }
 
+const enum TerminalState {
+	Initial,
+	Prompt,
+	Executing,
+	PromptAfterExecuting,
+}
+
 /**
  * Tracks the terminal for being idle on a prompt input. This must be called before `executeCommand`
  * is called.
@@ -182,12 +189,6 @@ export async function trackIdleOnPrompt(
 	// and the terminal is idle. Note that D is treated as a signal for executed since shell
 	// integration sometimes lacks the C sequence either due to limitations in the integation or the
 	// required hooks aren't available.
-	const enum TerminalState {
-		Initial,
-		Prompt,
-		Executing,
-		PromptAfterExecuting,
-	}
 	store.add(onData(e => {
 		// Update state
 		// p10k fires C as `133;C;`