diff --git a/Source/extension.ts b/Source/extension.ts
index 0a669e0..0845c38 100644
--- a/Source/extension.ts
+++ b/Source/extension.ts
@@ -42,7 +42,7 @@ function startTour(params: URLSearchParams) {
 		}
 
 		const tour = store.tours.find((tour) =>
-			tour.id.endsWith(tourPath as string)
+			tour.id.endsWith(tourPath as string),
 		);
 		if (tour) {
 			startCodeTour(tour, stepNumber);
diff --git a/Source/git.ts b/Source/git.ts
index d3ed9ec..4dcb3f3 100644
--- a/Source/git.ts
+++ b/Source/git.ts
@@ -3,10 +3,10 @@
 
 import * as vscode from "vscode";
 
-export const enum RefType {
-	Head,
-	RemoteHead,
-	Tag,
+export enum RefType {
+	Head = 0,
+	RemoteHead = 1,
+	Tag = 2,
 }
 
 export interface Ref {
diff --git a/Source/liveShare/index.ts b/Source/liveShare/index.ts
index 2a5667b..afcdf30 100644
--- a/Source/liveShare/index.ts
+++ b/Source/liveShare/index.ts
@@ -20,7 +20,7 @@ export async function registerLiveShareModule() {
 }
 
 async function initializeService(vslsApi: vsls.LiveShare) {
-	let { initializeService } =
+	const { initializeService } =
 		vslsApi.session.role === vsls.Role.Host
 			? require("./hostService")
 			: require("./guestService");
diff --git a/Source/liveShare/service.ts b/Source/liveShare/service.ts
index 8992d7a..29825c5 100644
--- a/Source/liveShare/service.ts
+++ b/Source/liveShare/service.ts
@@ -20,7 +20,7 @@ const TOUR_STARTED_NOTIFICATION = "tourStarted";
 
 export default function (
 	api: LiveShare,
-	service: SharedService | SharedServiceProxy
+	service: SharedService | SharedServiceProxy,
 ) {
 	const peer = api.session.peerNumber;
 
diff --git a/Source/notebook/index.ts b/Source/notebook/index.ts
index 7a869fb..a12605f 100644
--- a/Source/notebook/index.ts
+++ b/Source/notebook/index.ts
@@ -11,16 +11,16 @@ class CodeTourNotebookProvider implements vscode.NotebookSerializer {
 
 	async deserializeNotebook(
 		content: Uint8Array,
-		token: any
+		token: any,
 	): Promise<vscode.NotebookData> {
 		this.originalContent = content;
-		let contents = new TextDecoder().decode(content);
+		const contents = new TextDecoder().decode(content);
 
-		let tour = <CodeTour>JSON.parse(contents);
+		const tour = <CodeTour>JSON.parse(contents);
 		const workspaceRoot = getWorkspaceUri(tour);
-		let steps: any[] = [];
+		const steps: any[] = [];
 
-		for (let item of tour.steps) {
+		for (const item of tour.steps) {
 			const uri = await getStepFileUri(item, workspaceRoot, tour.ref);
 			const document = await vscode.workspace.openTextDocument(uri);
 
@@ -29,8 +29,8 @@ class CodeTourNotebookProvider implements vscode.NotebookSerializer {
 			const contents = document.getText(
 				new vscode.Range(
 					new vscode.Position(startLine, 0),
-					new vscode.Position(endLine, 10000)
-				)
+					new vscode.Position(endLine, 10000),
+				),
 			);
 			steps.push({
 				contents,
@@ -40,7 +40,7 @@ class CodeTourNotebookProvider implements vscode.NotebookSerializer {
 			});
 		}
 
-		let cells: vscode.NotebookCellData[] = [];
+		const cells: vscode.NotebookCellData[] = [];
 
 		// Title cell
 		cells.push(
@@ -51,15 +51,15 @@ class CodeTourNotebookProvider implements vscode.NotebookSerializer {
 				}) - ${steps.length} steps\n\n${
 					tour.description === undefined ? "" : tour.description
 				}`,
-				"markdown"
-			)
+				"markdown",
+			),
 		);
 
 		steps.forEach((step, index) => {
 			const cell = new vscode.NotebookCellData(
 				2,
 				step.contents,
-				step.language
+				step.language,
 			);
 			cell.outputs = [
 				new vscode.NotebookCellOutput([
@@ -67,9 +67,9 @@ class CodeTourNotebookProvider implements vscode.NotebookSerializer {
 						new TextEncoder().encode(
 							`_Step #${index + 1} of ${steps.length}:_ ${
 								step.description
-							} ([View File](${step.uri}))`
+							} ([View File](${step.uri}))`,
 						),
-						"text/markdown"
+						"text/markdown",
 					),
 				]),
 			];
@@ -80,7 +80,7 @@ class CodeTourNotebookProvider implements vscode.NotebookSerializer {
 
 	async serializeNotebook(
 		data: vscode.NotebookData,
-		token: any
+		token: any,
 	): Promise<Uint8Array> {
 		return this.originalContent;
 	}
@@ -89,6 +89,6 @@ class CodeTourNotebookProvider implements vscode.NotebookSerializer {
 export function registerNotebookProvider() {
 	vscode.notebook.registerNotebookSerializer(
 		EXTENSION_NAME,
-		new CodeTourNotebookProvider()
+		new CodeTourNotebookProvider(),
 	);
 }
diff --git a/Source/notebook/vscode.proposed.d.ts b/Source/notebook/vscode.proposed.d.ts
index f144407..20ac246 100644
--- a/Source/notebook/vscode.proposed.d.ts
+++ b/Source/notebook/vscode.proposed.d.ts
@@ -54,7 +54,7 @@ declare module "vscode" {
 		 */
 		export function logout(
 			providerId: string,
-			sessionId: string
+			sessionId: string,
 		): Thenable<void>;
 	}
 
@@ -148,10 +148,10 @@ declare module "vscode" {
 	export class RemoteAuthorityResolverError extends Error {
 		static NotAvailable(
 			message?: string,
-			handled?: boolean
+			handled?: boolean,
 		): RemoteAuthorityResolverError;
 		static TemporarilyNotAvailable(
-			message?: string
+			message?: string,
 		): RemoteAuthorityResolverError;
 
 		constructor(message?: string);
@@ -160,7 +160,7 @@ declare module "vscode" {
 	export interface RemoteAuthorityResolver {
 		resolve(
 			authority: string,
-			context: RemoteAuthorityResolverContext
+			context: RemoteAuthorityResolverContext,
 		): ResolverResult | Thenable<ResolverResult>;
 		/**
 		 * Can be optionally implemented if the extension can forward ports better than the core.
@@ -172,7 +172,7 @@ declare module "vscode" {
 		 */
 		tunnelFactory?: (
 			tunnelOptions: TunnelOptions,
-			tunnelCreationOptions: TunnelCreationOptions
+			tunnelCreationOptions: TunnelCreationOptions,
 		) => Thenable<Tunnel> | undefined;
 
 		/**p
@@ -181,7 +181,7 @@ declare module "vscode" {
 		showCandidatePort?: (
 			host: string,
 			port: number,
-			detail: string
+			detail: string,
 		) => Thenable<boolean>;
 
 		/**
@@ -206,7 +206,7 @@ declare module "vscode" {
 		 * @param tunnelOptions The `localPort` is a suggestion only. If that port is not available another will be chosen.
 		 */
 		export function openTunnel(
-			tunnelOptions: TunnelOptions
+			tunnelOptions: TunnelOptions,
 		): Thenable<Tunnel>;
 
 		/**
@@ -242,10 +242,10 @@ declare module "vscode" {
 	export namespace workspace {
 		export function registerRemoteAuthorityResolver(
 			authorityPrefix: string,
-			resolver: RemoteAuthorityResolver
+			resolver: RemoteAuthorityResolver,
 		): Disposable;
 		export function registerResourceLabelFormatter(
-			formatter: ResourceLabelFormatter
+			formatter: ResourceLabelFormatter,
 		): Disposable;
 	}
 
@@ -267,7 +267,7 @@ declare module "vscode" {
 			editor: TextEditor,
 			line: number,
 			height: number,
-			options?: WebviewOptions
+			options?: WebviewOptions,
 		): WebviewEditorInset;
 	}
 
@@ -278,7 +278,7 @@ declare module "vscode" {
 	export interface FileSystemProvider {
 		open?(
 			resource: Uri,
-			options: { create: boolean }
+			options: { create: boolean },
 		): number | Thenable<number>;
 		close?(fd: number): void | Thenable<void>;
 		read?(
@@ -286,14 +286,14 @@ declare module "vscode" {
 			pos: number,
 			data: Uint8Array,
 			offset: number,
-			length: number
+			length: number,
 		): number | Thenable<number>;
 		write?(
 			fd: number,
 			pos: number,
 			data: Uint8Array,
 			offset: number,
-			length: number
+			length: number,
 		): number | Thenable<number>;
 	}
 
@@ -536,7 +536,7 @@ declare module "vscode" {
 			query: TextSearchQuery,
 			options: TextSearchOptions,
 			progress: Progress<TextSearchResult>,
-			token: CancellationToken
+			token: CancellationToken,
 		): ProviderResult<TextSearchComplete>;
 	}
 
@@ -589,7 +589,7 @@ declare module "vscode" {
 		provideFileSearchResults(
 			query: FileSearchQuery,
 			options: FileSearchOptions,
-			token: CancellationToken
+			token: CancellationToken,
 		): ProviderResult<Uri[]>;
 	}
 
@@ -605,7 +605,7 @@ declare module "vscode" {
 		 */
 		export function registerFileSearchProvider(
 			scheme: string,
-			provider: FileSearchProvider
+			provider: FileSearchProvider,
 		): Disposable;
 
 		/**
@@ -619,7 +619,7 @@ declare module "vscode" {
 		 */
 		export function registerTextSearchProvider(
 			scheme: string,
-			provider: TextSearchProvider
+			provider: TextSearchProvider,
 		): Disposable;
 	}
 
@@ -706,7 +706,7 @@ declare module "vscode" {
 		export function findTextInFiles(
 			query: TextSearchQuery,
 			callback: (result: TextSearchResult) => void,
-			token?: CancellationToken
+			token?: CancellationToken,
 		): Thenable<TextSearchComplete>;
 
 		/**
@@ -721,7 +721,7 @@ declare module "vscode" {
 			query: TextSearchQuery,
 			options: FindTextInFilesOptions,
 			callback: (result: TextSearchResult) => void,
-			token?: CancellationToken
+			token?: CancellationToken,
 		): Thenable<TextSearchComplete>;
 	}
 
@@ -757,7 +757,7 @@ declare module "vscode" {
 		export function registerDiffInformationCommand(
 			command: string,
 			callback: (diff: LineChange[], ...args: any[]) => any,
-			thisArg?: any
+			thisArg?: any,
 		): Disposable;
 	}
 
@@ -770,17 +770,13 @@ declare module "vscode" {
 	 * A DebugProtocolVariableContainer is an opaque stand-in type for the intersection of the Scope and Variable types defined in the Debug Adapter Protocol.
 	 * See https://microsoft.github.io/debug-adapter-protocol/specification#Types_Scope and https://microsoft.github.io/debug-adapter-protocol/specification#Types_Variable.
 	 */
-	export interface DebugProtocolVariableContainer {
-		// Properties: the intersection of DAP's Scope and Variable types.
-	}
+	export type DebugProtocolVariableContainer = {};
 
 	/**
 	 * A DebugProtocolVariable is an opaque stand-in type for the Variable type defined in the Debug Adapter Protocol.
 	 * See https://microsoft.github.io/debug-adapter-protocol/specification#Types_Variable.
 	 */
-	export interface DebugProtocolVariable {
-		// Properties: see details [here](https://microsoft.github.io/debug-adapter-protocol/specification#Base_Protocol_Variable).
-	}
+	export type DebugProtocolVariable = {};
 
 	//#endregion
 
@@ -828,7 +824,7 @@ declare module "vscode" {
 		 */
 		showValidationMessage(
 			message: string,
-			type: SourceControlInputBoxValidationType
+			type: SourceControlInputBoxValidationType,
 		): void;
 
 		/**
@@ -837,7 +833,7 @@ declare module "vscode" {
 		 */
 		validateInput?(
 			value: string,
-			cursorPosition: number
+			cursorPosition: number,
 		): ProviderResult<SourceControlInputBoxValidation>;
 	}
 
@@ -959,7 +955,7 @@ declare module "vscode" {
 				select?: boolean;
 				focus?: boolean;
 				expand?: boolean | number;
-			}
+			},
 		): Thenable<void>;
 	}
 	//#endregion
@@ -1020,7 +1016,7 @@ declare module "vscode" {
 		 * @return A new status bar item.
 		 */
 		export function createStatusBarItem(
-			options?: StatusBarItemOptions
+			options?: StatusBarItemOptions,
 		): StatusBarItem;
 	}
 
@@ -1047,7 +1043,7 @@ declare module "vscode" {
 		moveCustomTextEditor?(
 			newDocument: TextDocument,
 			existingWebviewPanel: WebviewPanel,
-			token: CancellationToken
+			token: CancellationToken,
 		): Thenable<void>;
 	}
 
@@ -1351,7 +1347,7 @@ declare module "vscode" {
 		 */
 		revealRange(
 			range: NotebookRange,
-			revealType?: NotebookEditorRevealType
+			revealType?: NotebookEditorRevealType,
 		): void;
 
 		/**
@@ -1443,7 +1439,7 @@ declare module "vscode" {
 			language: string,
 			outputs?: NotebookCellOutput[],
 			metadata?: NotebookCellMetadata,
-			latestExecutionSummary?: NotebookCellExecutionSummary
+			latestExecutionSummary?: NotebookCellExecutionSummary,
 		);
 	}
 
@@ -1452,7 +1448,7 @@ declare module "vscode" {
 		metadata: NotebookDocumentMetadata;
 		constructor(
 			cells: NotebookCellData[],
-			metadata?: NotebookDocumentMetadata
+			metadata?: NotebookDocumentMetadata,
 		);
 	}
 
@@ -1465,7 +1461,7 @@ declare module "vscode" {
 
 	export namespace notebook {
 		export function openNotebookDocument(
-			uri: Uri
+			uri: Uri,
 		): Thenable<NotebookDocument>;
 
 		export const onDidOpenNotebookDocument: Event<NotebookDocument>;
@@ -1499,11 +1495,11 @@ declare module "vscode" {
 
 		export function showNotebookDocument(
 			uri: Uri,
-			options?: NotebookDocumentShowOptions
+			options?: NotebookDocumentShowOptions,
 		): Thenable<NotebookEditor>;
 		export function showNotebookDocument(
 			document: NotebookDocument,
-			options?: NotebookDocumentShowOptions
+			options?: NotebookDocumentShowOptions,
 		): Thenable<NotebookEditor>;
 	}
 
@@ -1529,7 +1525,7 @@ declare module "vscode" {
 		constructor(
 			mime: string,
 			value: unknown,
-			metadata?: Record<string, any>
+			metadata?: Record<string, any>,
 		);
 	}
 
@@ -1540,12 +1536,12 @@ declare module "vscode" {
 		metadata?: Record<string, any>;
 		constructor(
 			outputs: NotebookCellOutputItem[],
-			metadata?: Record<string, any>
+			metadata?: Record<string, any>,
 		);
 		constructor(
 			outputs: NotebookCellOutputItem[],
 			id: string,
-			metadata?: Record<string, any>
+			metadata?: Record<string, any>,
 		);
 	}
 
@@ -1573,19 +1569,19 @@ declare module "vscode" {
 		// todo@API add NotebookEdit-type which handles all these cases?
 		replaceNotebookMetadata(
 			uri: Uri,
-			value: NotebookDocumentMetadata
+			value: NotebookDocumentMetadata,
 		): void;
 		replaceNotebookCells(
 			uri: Uri,
 			range: NotebookRange,
 			cells: NotebookCellData[],
-			metadata?: WorkspaceEditEntryMetadata
+			metadata?: WorkspaceEditEntryMetadata,
 		): void;
 		replaceNotebookCellMetadata(
 			uri: Uri,
 			index: number,
 			cellMetadata: NotebookCellMetadata,
-			metadata?: WorkspaceEditEntryMetadata
+			metadata?: WorkspaceEditEntryMetadata,
 		): void;
 	}
 
@@ -1594,11 +1590,11 @@ declare module "vscode" {
 		replaceCells(
 			start: number,
 			end: number,
-			cells: NotebookCellData[]
+			cells: NotebookCellData[],
 		): void;
 		replaceCellMetadata(
 			index: number,
-			metadata: NotebookCellMetadata
+			metadata: NotebookCellMetadata,
 		): void;
 	}
 
@@ -1615,7 +1611,7 @@ declare module "vscode" {
 		 */
 		// @jrieken REMOVE maybe
 		edit(
-			callback: (editBuilder: NotebookEditorEdit) => void
+			callback: (editBuilder: NotebookEditorEdit) => void,
 		): Thenable<boolean>;
 	}
 
@@ -1641,7 +1637,7 @@ declare module "vscode" {
 		 */
 		deserializeNotebook(
 			content: Uint8Array,
-			token: CancellationToken
+			token: CancellationToken,
 		): NotebookData | Thenable<NotebookData>;
 
 		/**
@@ -1653,7 +1649,7 @@ declare module "vscode" {
 		 */
 		serializeNotebook(
 			data: NotebookData,
-			token: CancellationToken
+			token: CancellationToken,
 		): Uint8Array | Thenable<Uint8Array>;
 	}
 
@@ -1670,7 +1666,7 @@ declare module "vscode" {
 		export function registerNotebookSerializer(
 			notebookType: string,
 			serializer: NotebookSerializer,
-			options?: NotebookDocumentContentOptions
+			options?: NotebookDocumentContentOptions,
 		): Disposable;
 	}
 
@@ -1699,7 +1695,7 @@ declare module "vscode" {
 			this: NotebookController,
 			cells: NotebookCell[],
 			notebook: NotebookDocument,
-			controller: NotebookController
+			controller: NotebookController,
 		): void | Thenable<void>;
 	}
 
@@ -1709,7 +1705,7 @@ declare module "vscode" {
 		 */
 		(
 			this: NotebookController,
-			notebook: NotebookDocument
+			notebook: NotebookDocument,
 		): void | Thenable<void>;
 	}
 
@@ -1802,7 +1798,7 @@ declare module "vscode" {
 		 * @returns A notebook cell execution.
 		 */
 		createNotebookCellExecutionTask(
-			cell: NotebookCell
+			cell: NotebookCell,
 		): NotebookCellExecutionTask;
 
 		// todo@API find a better name than "preloads"
@@ -1842,7 +1838,7 @@ declare module "vscode" {
 		 */
 		updateNotebookAffinity(
 			notebook: NotebookDocument,
-			affinity: NotebookControllerAffinity
+			affinity: NotebookControllerAffinity,
 		): void;
 	}
 
@@ -1866,7 +1862,7 @@ declare module "vscode" {
 			viewType: string,
 			label: string,
 			handler?: NotebookExecuteHandler,
-			preloads?: NotebookKernelPreload[]
+			preloads?: NotebookKernelPreload[],
 		): NotebookController;
 	}
 
@@ -1913,27 +1909,27 @@ declare module "vscode" {
 		openNotebook(
 			uri: Uri,
 			openContext: NotebookDocumentOpenContext,
-			token: CancellationToken
+			token: CancellationToken,
 		): NotebookData | Thenable<NotebookData>;
 
 		// todo@API use NotebookData instead
 		saveNotebook(
 			document: NotebookDocument,
-			token: CancellationToken
+			token: CancellationToken,
 		): Thenable<void>;
 
 		// todo@API use NotebookData instead
 		saveNotebookAs(
 			targetResource: Uri,
 			document: NotebookDocument,
-			token: CancellationToken
+			token: CancellationToken,
 		): Thenable<void>;
 
 		// todo@API use NotebookData instead
 		backupNotebook(
 			document: NotebookDocument,
 			context: NotebookDocumentBackupContext,
-			token: CancellationToken
+			token: CancellationToken,
 		): Thenable<NotebookDocumentBackup>;
 	}
 
@@ -1957,7 +1953,7 @@ declare module "vscode" {
 		export function registerNotebookContentProvider(
 			notebookType: string,
 			provider: NotebookContentProvider,
-			options?: NotebookDocumentContentOptions
+			options?: NotebookDocumentContentOptions,
 		): Disposable;
 	}
 
@@ -2016,19 +2012,19 @@ declare module "vscode" {
 		clearOutput(cellIndex?: number): Thenable<void>;
 		appendOutput(
 			out: NotebookCellOutput | NotebookCellOutput[],
-			cellIndex?: number
+			cellIndex?: number,
 		): Thenable<void>;
 		replaceOutput(
 			out: NotebookCellOutput | NotebookCellOutput[],
-			cellIndex?: number
+			cellIndex?: number,
 		): Thenable<void>;
 		appendOutputItems(
 			items: NotebookCellOutputItem | NotebookCellOutputItem[],
-			outputId: string
+			outputId: string,
 		): Thenable<void>;
 		replaceOutputItems(
 			items: NotebookCellOutputItem | NotebookCellOutputItem[],
-			outputId: string
+			outputId: string,
 		): Thenable<void>;
 	}
 
@@ -2043,7 +2039,7 @@ declare module "vscode" {
 		export function createNotebookCellExecutionTask(
 			uri: Uri,
 			index: number,
-			kernelId: string
+			kernelId: string,
 		): NotebookCellExecutionTask | undefined;
 
 		export const onDidChangeCellExecutionState: Event<NotebookCellExecutionStateChangeEvent>;
@@ -2056,7 +2052,7 @@ declare module "vscode" {
 	export interface NotebookEditor {
 		setDecorations(
 			decorationType: NotebookEditorDecorationType,
-			range: NotebookRange
+			range: NotebookRange,
 		): void;
 	}
 
@@ -2073,7 +2069,7 @@ declare module "vscode" {
 
 	export namespace notebook {
 		export function createNotebookEditorDecorationType(
-			options: NotebookDecorationRenderOptions
+			options: NotebookDecorationRenderOptions,
 		): NotebookEditorDecorationType;
 	}
 
@@ -2110,7 +2106,7 @@ declare module "vscode" {
 			command?: string | Command,
 			tooltip?: string,
 			priority?: number,
-			accessibilityInformation?: AccessibilityInformation
+			accessibilityInformation?: AccessibilityInformation,
 		);
 	}
 
@@ -2125,14 +2121,14 @@ declare module "vscode" {
 		 */
 		provideCellStatusBarItems(
 			cell: NotebookCell,
-			token: CancellationToken
+			token: CancellationToken,
 		): ProviderResult<NotebookCellStatusBarItem[]>;
 	}
 
 	export namespace notebook {
 		export function registerNotebookCellStatusBarItemProvider(
 			selector: NotebookSelector,
-			provider: NotebookCellStatusBarItemProvider
+			provider: NotebookCellStatusBarItemProvider,
 		): Disposable;
 	}
 
@@ -2151,7 +2147,7 @@ declare module "vscode" {
 		// todo@API really needed? we didn't find a user here
 		export function createConcatTextDocument(
 			notebook: NotebookDocument,
-			selector?: DocumentSelector
+			selector?: DocumentSelector,
 		): NotebookConcatTextDocument;
 	}
 
@@ -2350,7 +2346,7 @@ declare module "vscode" {
 		provideTimeline(
 			uri: Uri,
 			options: TimelineOptions,
-			token: CancellationToken
+			token: CancellationToken,
 		): ProviderResult<Timeline>;
 	}
 
@@ -2368,7 +2364,7 @@ declare module "vscode" {
 		 */
 		export function registerTimelineProvider(
 			scheme: string | string[],
-			provider: TimelineProvider
+			provider: TimelineProvider,
 		): Disposable;
 	}
 
@@ -2391,7 +2387,7 @@ declare module "vscode" {
 	export namespace languages {
 		export function getTokenInformationAtPosition(
 			document: TextDocument,
-			position: Position
+			position: Position,
 		): Thenable<TokenInformation>;
 	}
 
@@ -2419,7 +2415,7 @@ declare module "vscode" {
 		 */
 		export function registerInlayHintsProvider(
 			selector: DocumentSelector,
-			provider: InlayHintsProvider
+			provider: InlayHintsProvider,
 		): Disposable;
 	}
 
@@ -2479,7 +2475,7 @@ declare module "vscode" {
 		provideInlayHints(
 			model: TextDocument,
 			range: Range,
-			token: CancellationToken
+			token: CancellationToken,
 		): ProviderResult<InlayHint[]>;
 	}
 	//#endregion
@@ -2521,7 +2517,7 @@ declare module "vscode" {
 		 * run tests in workspaces and documents.
 		 */
 		export function registerTestController<T>(
-			testController: TestController<T>
+			testController: TestController<T>,
 		): Disposable;
 
 		/**
@@ -2531,7 +2527,7 @@ declare module "vscode" {
 		 */
 		export function runTests<T>(
 			run: TestRunRequest<T>,
-			token?: CancellationToken
+			token?: CancellationToken,
 		): Thenable<void>;
 
 		/**
@@ -2539,7 +2535,7 @@ declare module "vscode" {
 		 * @stability experimental
 		 */
 		export function createWorkspaceTestObserver(
-			workspaceFolder: WorkspaceFolder
+			workspaceFolder: WorkspaceFolder,
 		): TestObserver;
 
 		/**
@@ -2547,7 +2543,7 @@ declare module "vscode" {
 		 * @stability experimental
 		 */
 		export function createDocumentTestObserver(
-			document: TextDocument
+			document: TextDocument,
 		): TestObserver;
 
 		/**
@@ -2569,7 +2565,7 @@ declare module "vscode" {
 		export function createTestRun<T>(
 			request: TestRunRequest<T>,
 			name?: string,
-			persist?: boolean
+			persist?: boolean,
 		): TestRun<T>;
 
 		/**
@@ -2579,7 +2575,7 @@ declare module "vscode" {
 		 */
 		export function createTestItem<T, TChildren = T>(
 			options: TestItemOptions,
-			data: T
+			data: T,
 		): TestItem<T, TChildren>;
 
 		/**
@@ -2587,7 +2583,7 @@ declare module "vscode" {
 		 * @param options Initial/required options for the item
 		 */
 		export function createTestItem<T = void, TChildren = any>(
-			options: TestItemOptions
+			options: TestItemOptions,
 		): TestItem<T, TChildren>;
 
 		/**
@@ -2675,7 +2671,7 @@ declare module "vscode" {
 		 */
 		createWorkspaceTestRoot(
 			workspace: WorkspaceFolder,
-			token: CancellationToken
+			token: CancellationToken,
 		): ProviderResult<TestItem<T>>;
 
 		/**
@@ -2697,7 +2693,7 @@ declare module "vscode" {
 		 */
 		createDocumentTestRoot?(
 			document: TextDocument,
-			token: CancellationToken
+			token: CancellationToken,
 		): ProviderResult<TestItem<T>>;
 
 		/**
@@ -2711,7 +2707,7 @@ declare module "vscode" {
 		 */
 		runTests(
 			options: TestRunRequest<T>,
-			token: CancellationToken
+			token: CancellationToken,
 		): Thenable<void> | void;
 	}
 
@@ -2762,7 +2758,7 @@ declare module "vscode" {
 		setState(
 			test: TestItem<T>,
 			state: TestResultState,
-			duration?: number
+			duration?: number,
 		): void;
 
 		/**
@@ -3028,7 +3024,7 @@ declare module "vscode" {
 		static diff(
 			message: string | MarkdownString,
 			expected: string,
-			actual: string
+			actual: string,
 		): TestMessage;
 
 		/**
@@ -3200,7 +3196,7 @@ declare module "vscode" {
 		 */
 		canOpenExternalUri(
 			uri: Uri,
-			token: CancellationToken
+			token: CancellationToken,
 		): ExternalUriOpenerPriority | Thenable<ExternalUriOpenerPriority>;
 
 		/**
@@ -3223,7 +3219,7 @@ declare module "vscode" {
 		openExternalUri(
 			resolvedUri: Uri,
 			ctx: OpenExternalUriContext,
-			token: CancellationToken
+			token: CancellationToken,
 		): Thenable<void> | void;
 	}
 
@@ -3275,7 +3271,7 @@ declare module "vscode" {
 		export function registerExternalUriOpener(
 			id: string,
 			opener: ExternalUriOpener,
-			metadata: ExternalUriOpenerMetadata
+			metadata: ExternalUriOpenerMetadata,
 		): Disposable;
 	}
 
@@ -3297,7 +3293,7 @@ declare module "vscode" {
 	namespace env {
 		export function openExternal(
 			target: Uri,
-			options?: OpenExternalOptions
+			options?: OpenExternalOptions,
 		): Thenable<boolean>;
 	}
 
@@ -3342,7 +3338,7 @@ declare module "vscode" {
 		 * `onDidGrantWorkspaceTrust` event to listen for trust changes.
 		 */
 		export function requestWorkspaceTrust(
-			options?: WorkspaceTrustRequestOptions
+			options?: WorkspaceTrustRequestOptions,
 		): Thenable<boolean | undefined>;
 	}
 
@@ -3393,7 +3389,7 @@ declare module "vscode" {
 			port: number,
 			pid: number | undefined,
 			commandLine: string | undefined,
-			token: CancellationToken
+			token: CancellationToken,
 		): ProviderResult<PortAttributes>;
 	}
 
@@ -3416,7 +3412,7 @@ declare module "vscode" {
 				portRange?: [number, number];
 				commandMatcher?: RegExp;
 			},
-			provider: PortAttributesProvider
+			provider: PortAttributesProvider,
 		): Disposable;
 	}
 	//#endregion
diff --git a/Source/player/codeStatus.ts b/Source/player/codeStatus.ts
index cec3e78..d21b060 100644
--- a/Source/player/codeStatus.ts
+++ b/Source/player/codeStatus.ts
@@ -3,7 +3,7 @@ import { onDidEndTour, onDidStartTour } from "../store/actions";
 
 export async function registerCodeStatusModule() {
 	const extension = vscode.extensions.getExtension(
-		"lostintangent.codestatus"
+		"lostintangent.codestatus",
 	);
 	if (!extension) {
 		return;
diff --git a/Source/player/commands.ts b/Source/player/commands.ts
index 64d9e4e..40c8229 100644
--- a/Source/player/commands.ts
+++ b/Source/player/commands.ts
@@ -30,7 +30,7 @@ export function registerPlayerCommands() {
 			if (tour) {
 				startCodeTour(tour, stepNumber);
 			}
-		}
+		},
 	);
 
 	// Purpose: Command link
@@ -46,10 +46,10 @@ export function registerPlayerCommands() {
 					store.activeTour?.workspaceRoot,
 					undefined,
 					undefined,
-					store.activeTour?.tours
+					store.activeTour?.tours,
 				);
 			}
-		}
+		},
 	);
 
 	vscode.commands.registerCommand(
@@ -60,12 +60,12 @@ export function registerPlayerCommands() {
 			if (title) {
 				vscode.commands.executeCommand(
 					`${EXTENSION_NAME}.startTourByTitle`,
-					title
+					title,
 				);
 			} else {
 				vscode.commands.executeCommand(`${EXTENSION_NAME}.endTour`);
 			}
-		}
+		},
 	);
 
 	// Purpose: Command link
@@ -78,9 +78,9 @@ export function registerPlayerCommands() {
 				store.activeTour?.workspaceRoot,
 				undefined,
 				undefined,
-				store.activeTour?.tours
+				store.activeTour?.tours,
 			);
-		}
+		},
 	);
 
 	// Purpose: Command link and the ">>" syntax
@@ -97,13 +97,13 @@ export function registerPlayerCommands() {
 
 				when(
 					() => store.activeTour === null,
-					() => terminal?.dispose()
+					() => terminal?.dispose(),
 				);
 			}
 
 			terminal.show();
 			terminal.sendText(text, true);
-		}
+		},
 	);
 
 	vscode.commands.registerCommand(
@@ -118,14 +118,14 @@ export function registerPlayerCommands() {
 						step.selection!.start.line - 1,
 						step.selection!.start.character - 1,
 						step.selection!.end.line - 1,
-						step.selection!.end.character - 1
+						step.selection!.end.character - 1,
 					);
 					e.replace(selection, codeSnippet);
 				});
 			} else {
 				const position = new vscode.Position(step.line! - 1, 0);
 				await vscode.window.activeTextEditor?.edit((e) =>
-					e.insert(position, codeSnippet)
+					e.insert(position, codeSnippet),
 				);
 			}
 
@@ -138,9 +138,9 @@ export function registerPlayerCommands() {
 			}
 
 			await vscode.commands.executeCommand(
-				"editor.action.formatDocument"
+				"editor.action.formatDocument",
 			);
-		}
+		},
 	);
 
 	vscode.commands.registerCommand(
@@ -149,7 +149,7 @@ export function registerPlayerCommands() {
 			tour?: CodeTour | CodeTourNode,
 			stepNumber?: number,
 			workspaceRoot?: vscode.Uri,
-			tours?: CodeTour[]
+			tours?: CodeTour[],
 		) => {
 			if (tour) {
 				const targetTour =
@@ -160,12 +160,12 @@ export function registerPlayerCommands() {
 					workspaceRoot,
 					undefined,
 					undefined,
-					tours
+					tours,
 				);
 			}
 
 			selectTour(store.tours, workspaceRoot);
-		}
+		},
 	);
 
 	vscode.commands.registerCommand(
@@ -173,27 +173,27 @@ export function registerPlayerCommands() {
 		async (node: CodeTourNode) => {
 			const tourUri = vscode.Uri.parse(node.tour.id);
 			vscode.window.showTextDocument(tourUri);
-		}
+		},
 	);
 
 	vscode.commands.registerCommand(
 		`${EXTENSION_NAME}.endTour`,
-		endCurrentCodeTour
+		endCurrentCodeTour,
 	);
 
 	vscode.commands.registerCommand(
 		`${EXTENSION_NAME}.previousTourStep`,
-		moveCurrentCodeTourBackward
+		moveCurrentCodeTourBackward,
 	);
 
 	vscode.commands.registerCommand(
 		`${EXTENSION_NAME}.nextTourStep`,
-		moveCurrentCodeTourForward
+		moveCurrentCodeTourForward,
 	);
 
 	vscode.commands.registerCommand(
 		`${EXTENSION_NAME}.resumeTour`,
-		focusPlayer
+		focusPlayer,
 	);
 
 	vscode.commands.registerCommand(
@@ -221,10 +221,10 @@ export function registerPlayerCommands() {
 				startCodeTour(tour);
 			} catch {
 				vscode.window.showErrorMessage(
-					"This file doesn't appear to be a valid tour. Please inspect its contents and try again."
+					"This file doesn't appear to be a valid tour. Please inspect its contents and try again.",
 				);
 			}
-		}
+		},
 	);
 
 	vscode.commands.registerCommand(
@@ -247,10 +247,10 @@ export function registerPlayerCommands() {
 				startCodeTour(tour);
 			} catch {
 				vscode.window.showErrorMessage(
-					"This file doesn't appear to be a valid tour. Please inspect its contents and try again."
+					"This file doesn't appear to be a valid tour. Please inspect its contents and try again.",
 				);
 			}
-		}
+		},
 	);
 
 	vscode.commands.registerCommand(
@@ -270,7 +270,7 @@ export function registerPlayerCommands() {
 			const contents = await exportTour(node.tour);
 			const bytes = new TextEncoder().encode(contents);
 			vscode.workspace.fs.writeFile(uri, bytes);
-		}
+		},
 	);
 
 	function setShowMarkers(showMarkers: boolean) {
@@ -281,25 +281,25 @@ export function registerPlayerCommands() {
 			.update(
 				"showMarkers",
 				showMarkers,
-				vscode.ConfigurationTarget.Global
+				vscode.ConfigurationTarget.Global,
 			);
 
 		vscode.commands.executeCommand(
 			"setContext",
 			"codetour:showingMarkers",
-			showMarkers
+			showMarkers,
 		);
 	}
 
 	vscode.commands.registerCommand(`${EXTENSION_NAME}.hideMarkers`, () =>
-		setShowMarkers(false)
+		setShowMarkers(false),
 	);
 
 	vscode.commands.registerCommand(`${EXTENSION_NAME}.showMarkers`, () =>
-		setShowMarkers(true)
+		setShowMarkers(true),
 	);
 
 	vscode.commands.registerCommand(`${EXTENSION_NAME}.resetProgress`, () =>
-		progress.reset()
+		progress.reset(),
 	);
 }
diff --git a/Source/player/decorator.ts b/Source/player/decorator.ts
index 1604403..20a61eb 100644
--- a/Source/player/decorator.ts
+++ b/Source/player/decorator.ts
@@ -18,12 +18,12 @@ const TOUR_DECORATOR = vscode.window.createTextEditorDecorationType({
 });
 
 export async function getTourSteps(
-	editor: vscode.TextEditor
+	editor: vscode.TextEditor,
 ): Promise<CodeTourStepTuple[]> {
 	const steps: CodeTourStepTuple[] = store.tours.flatMap((tour) =>
 		tour.steps.map(
-			(step, stepNumber) => [tour, step, stepNumber] as CodeTourStepTuple
-		)
+			(step, stepNumber) => [tour, step, stepNumber] as CodeTourStepTuple,
+		),
 	);
 
 	const contents = editor.document.getText();
@@ -48,7 +48,7 @@ export async function getTourSteps(
 
 				return [tour, step, stepNumber, line];
 			}
-		})
+		}),
 	);
 
 	// @ts-ignore
@@ -60,18 +60,18 @@ function registerHoverProvider() {
 	return vscode.languages.registerHoverProvider("*", {
 		provideHover: async (
 			document: vscode.TextDocument,
-			position: vscode.Position
+			position: vscode.Position,
 		) => {
 			if (!store.activeEditorSteps) {
 				return;
 			}
 
 			const tourSteps = store.activeEditorSteps.filter(
-				([, , , line]) => line === position.line
+				([, , , line]) => line === position.line,
 			);
 			const hovers = tourSteps.map(([tour, _, stepNumber]) => {
 				const args = encodeURIComponent(
-					JSON.stringify([tour.id, stepNumber])
+					JSON.stringify([tour.id, stepNumber]),
 				);
 				const command = `command:codetour._startTourById?${args}`;
 				return `CodeTour: ${tour.title} (Step #${
@@ -87,7 +87,7 @@ function registerHoverProvider() {
 }
 
 export async function updateDecorations(
-	editor: vscode.TextEditor | undefined = vscode.window.activeTextEditor
+	editor: vscode.TextEditor | undefined = vscode.window.activeTextEditor,
 ) {
 	if (!editor || DISABLED_SCHEMES.includes(editor.document.uri.scheme)) {
 		return;
@@ -99,7 +99,7 @@ export async function updateDecorations(
 	}
 
 	const ranges = store.activeEditorSteps!.map(
-		([, , , line]) => new vscode.Range(line!, 0, line!, 1000)
+		([, , , line]) => new vscode.Range(line!, 0, line!, 1000),
 	);
 	editor.setDecorations(TOUR_DECORATOR, ranges);
 }
@@ -130,7 +130,7 @@ export async function registerDecorators() {
 						if (editor) {
 							updateDecorations(editor);
 						}
-					})
+					}),
 				);
 
 				if (activeEditor) {
@@ -143,7 +143,7 @@ export async function registerDecorators() {
 				hoverProviderDisposable = undefined;
 				disposables = [];
 			}
-		}
+		},
 	);
 
 	store.showMarkers = vscode.workspace
@@ -153,6 +153,6 @@ export async function registerDecorators() {
 	vscode.commands.executeCommand(
 		"setContext",
 		"codetour:showingMarkers",
-		store.showMarkers
+		store.showMarkers,
 	);
 }
diff --git a/Source/player/fileSystem/documentProvider.ts b/Source/player/fileSystem/documentProvider.ts
index 8346415..96a0a0c 100644
--- a/Source/player/fileSystem/documentProvider.ts
+++ b/Source/player/fileSystem/documentProvider.ts
@@ -11,7 +11,7 @@ class CodeTourTextDocumentContentProvider
 
 	provideTextDocumentContent(
 		uri: vscode.Uri,
-		token: vscode.CancellationToken
+		token: vscode.CancellationToken,
 	): vscode.ProviderResult<string> {
 		return "";
 	}
@@ -20,6 +20,6 @@ class CodeTourTextDocumentContentProvider
 export function registerTextDocumentContentProvider() {
 	vscode.workspace.registerTextDocumentContentProvider(
 		FS_SCHEME_CONTENT,
-		new CodeTourTextDocumentContentProvider()
+		new CodeTourTextDocumentContentProvider(),
 	);
 }
diff --git a/Source/player/fileSystem/index.ts b/Source/player/fileSystem/index.ts
index 8858c7e..14c5f8f 100644
--- a/Source/player/fileSystem/index.ts
+++ b/Source/player/fileSystem/index.ts
@@ -49,7 +49,7 @@ export class CodeTourFileSystemProvider implements FileSystemProvider {
 	async writeFile(
 		uri: Uri,
 		content: Uint8Array,
-		options: { create: boolean; overwrite: boolean }
+		options: { create: boolean; overwrite: boolean },
 	): Promise<void> {
 		const [tour, step] = this.getCurrentTourStep();
 		step.contents = content.toString();
@@ -68,7 +68,7 @@ export class CodeTourFileSystemProvider implements FileSystemProvider {
 	async rename(
 		oldUri: Uri,
 		newUri: Uri,
-		options: { overwrite: boolean }
+		options: { overwrite: boolean },
 	): Promise<void> {
 		const [tour, step] = this.getCurrentTourStep();
 		step.file = path.basename(newUri.toString());
@@ -84,37 +84,37 @@ export class CodeTourFileSystemProvider implements FileSystemProvider {
 	async copy?(
 		source: Uri,
 		destination: Uri,
-		options: { overwrite: boolean }
+		options: { overwrite: boolean },
 	): Promise<void> {
 		throw FileSystemError.NoPermissions(
-			"CodeTour doesn't support copying files."
+			"CodeTour doesn't support copying files.",
 		);
 	}
 
 	createDirectory(uri: Uri): void {
 		throw FileSystemError.NoPermissions(
-			"CodeTour doesn't support directories."
+			"CodeTour doesn't support directories.",
 		);
 	}
 
 	async delete(uri: Uri, options: { recursive: boolean }): Promise<void> {
 		throw FileSystemError.NoPermissions(
-			"CodeTour doesn't support deleting files."
+			"CodeTour doesn't support deleting files.",
 		);
 	}
 
 	async readDirectory(uri: Uri): Promise<[string, FileType][]> {
 		throw FileSystemError.NoPermissions(
-			"CodeTour doesnt support directories."
+			"CodeTour doesnt support directories.",
 		);
 	}
 
 	watch(
 		uri: Uri,
-		options: { recursive: boolean; excludes: string[] }
+		options: { recursive: boolean; excludes: string[] },
 	): Disposable {
 		throw FileSystemError.NoPermissions(
-			"CodeTour doesn't support watching files."
+			"CodeTour doesn't support watching files.",
 		);
 	}
 }
@@ -122,6 +122,6 @@ export class CodeTourFileSystemProvider implements FileSystemProvider {
 export function registerFileSystemProvider() {
 	workspace.registerFileSystemProvider(
 		FS_SCHEME,
-		new CodeTourFileSystemProvider()
+		new CodeTourFileSystemProvider(),
 	);
 }
diff --git a/Source/player/index.ts b/Source/player/index.ts
index ed3d04d..74b7eac 100644
--- a/Source/player/index.ts
+++ b/Source/player/index.ts
@@ -3,12 +3,10 @@
 
 import { reaction } from "mobx";
 import {
-	commands,
 	Comment,
 	CommentAuthorInformation,
 	CommentController,
 	CommentMode,
-	comments,
 	CommentThread,
 	CommentThreadCollapsibleState,
 	ExtensionContext,
@@ -18,6 +16,8 @@ import {
 	TextDocument,
 	TextEditorRevealType,
 	Uri,
+	commands,
+	comments,
 	window,
 	workspace,
 } from "vscode";
@@ -61,7 +61,7 @@ export function generatePreviewContent(content: string) {
 			const args = encodeURIComponent(JSON.stringify([script]));
 			const s = `> [${script}](command:codetour.sendTextToTerminal?${args} "Run \\"${script.replace(
 				/"/g,
-				"'"
+				"'",
 			)}\\" in a terminal")`;
 			return s;
 		})
@@ -71,7 +71,7 @@ export function generatePreviewContent(content: string) {
 		})
 		.replace(FILE_REFERENCE_PATTERN, (_, isImage, prefix, filePath) => {
 			const workspaceUri = workspace.getWorkspaceFolder(
-				Uri.parse(store.activeTour!.tour.id)
+				Uri.parse(store.activeTour!.tour.id),
 			)!.uri;
 			const fileUri = Uri.joinPath(workspaceUri, filePath);
 
@@ -92,7 +92,7 @@ export function generatePreviewContent(content: string) {
 
 				const tours = store.activeTour?.tours || store.tours;
 				const tour = tours.find(
-					(tour) => getTourTitle(tour) === tourTitle
+					(tour) => getTourTitle(tour) === tourTitle,
 				);
 				if (tour) {
 					const args: [string, number?] = [tour.title];
@@ -101,14 +101,14 @@ export function generatePreviewContent(content: string) {
 						args.push(Number(stepNumber));
 					}
 					const argsContent = encodeURIComponent(
-						JSON.stringify(args)
+						JSON.stringify(args),
 					);
 					const title = linkTitle || tour.title;
 					return `[${title}](command:codetour.startTourByTitle?${argsContent} "Start \\"${tour.title}\\" tour")`;
 				}
 
 				return _;
-			}
+			},
 		)
 		.replace(CODE_FENCE_PATTERN, (_, codeBlock) => {
 			const params = encodeURIComponent(JSON.stringify([codeBlock]));
@@ -119,7 +119,7 @@ export function generatePreviewContent(content: string) {
 
 export class CodeTourComment implements Comment {
 	public id: string = (++id).toString();
-	public contextValue: string = "";
+	public contextValue = "";
 	public author: CommentAuthorInformation = {
 		name: CONTROLLER_LABEL,
 		iconPath: Uri.parse(SMALL_ICON_URL),
@@ -128,9 +128,9 @@ export class CodeTourComment implements Comment {
 
 	constructor(
 		content: string,
-		public label: string = "",
+		public label = "",
 		public parent: CommentThread,
-		public mode: CommentMode
+		public mode: CommentMode,
 	) {
 		const body =
 			mode === CommentMode.Preview
@@ -156,7 +156,7 @@ export async function startPlayer() {
 
 	controller = comments.createCommentController(
 		CONTROLLER_ID,
-		CONTROLLER_LABEL
+		CONTROLLER_LABEL,
 	);
 
 	// TODO: Correctly limit the commenting ranges
@@ -205,7 +205,7 @@ const VIEW_COMMANDS = new Map([
 
 function getPreviousTour(): CodeTour | undefined {
 	const previousTour = store.tours.find(
-		(tour) => tour.nextTour === store.activeTour?.tour.title
+		(tour) => tour.nextTour === store.activeTour?.tour.title,
 	);
 
 	if (previousTour) {
@@ -216,7 +216,7 @@ function getPreviousTour(): CodeTour | undefined {
 	if (match) {
 		const previousTourNumber = Number(match[1]) - 1;
 		return store.tours.find((tour) =>
-			tour.title.match(new RegExp(`^#?${previousTourNumber}\\s+[-:]`))
+			tour.title.match(new RegExp(`^#?${previousTourNumber}\\s+[-:]`)),
 		);
 	}
 }
@@ -224,14 +224,14 @@ function getPreviousTour(): CodeTour | undefined {
 function getNextTour(): CodeTour | undefined {
 	if (store.activeTour?.tour.nextTour) {
 		return store.tours.find(
-			(tour) => tour.title === store.activeTour?.tour.nextTour
+			(tour) => tour.title === store.activeTour?.tour.nextTour,
 		);
 	} else {
 		const tourNumber = getActiveTourNumber();
 		if (tourNumber) {
 			const nextTourNumber = tourNumber + 1;
 			return store.tours.find((tour) =>
-				tour.title.match(new RegExp(`^#?${nextTourNumber}\\s+[-:]`))
+				tour.title.match(new RegExp(`^#?${nextTourNumber}\\s+[-:]`)),
 			);
 		}
 	}
@@ -256,8 +256,8 @@ async function renderCurrentStep() {
 	let line = step.line
 		? step.line - 1
 		: step.selection
-			? step.selection.end.line - 1
-			: undefined;
+		  ? step.selection.end.line - 1
+		  : undefined;
 
 	if (step.file && line === undefined) {
 		const stepPattern = step.pattern || getActiveStepMarker();
@@ -308,7 +308,7 @@ async function renderCurrentStep() {
 				currentTour,
 				currentStep - 1,
 				false,
-				false
+				false,
 			);
 			const suffix = stepLabel ? ` (${stepLabel})` : "";
 			content += `← [Previous${suffix}](command:codetour.previousTourStep "Navigate to previous step")`;
@@ -319,7 +319,7 @@ async function renderCurrentStep() {
 
 				const tourTitle = getTourTitle(previousTour);
 				const argsContent = encodeURIComponent(
-					JSON.stringify([previousTour.title])
+					JSON.stringify([previousTour.title]),
 				);
 				content += `← [Previous Tour (${tourTitle})](command:codetour.startTourByTitle?${argsContent} "Navigate to previous tour")`;
 			}
@@ -331,7 +331,7 @@ async function renderCurrentStep() {
 				currentTour,
 				currentStep + 1,
 				false,
-				false
+				false,
 			);
 			const suffix = stepLabel ? ` (${stepLabel})` : "";
 			content += `${prefix}[Next${suffix}](command:codetour.nextTourStep "Navigate to next step") →`;
@@ -340,7 +340,7 @@ async function renderCurrentStep() {
 			if (nextTour) {
 				const tourTitle = getTourTitle(nextTour);
 				const argsContent = encodeURIComponent(
-					JSON.stringify([nextTour.title])
+					JSON.stringify([nextTour.title]),
 				);
 				content += `${prefix}[Next Tour (${tourTitle})](command:codetour.finishTour?${argsContent} "Start next tour")`;
 			} else {
@@ -353,7 +353,7 @@ async function renderCurrentStep() {
 		content,
 		label,
 		store.activeTour!.thread!,
-		mode
+		mode,
 	);
 
 	// @ts-ignore
@@ -382,7 +382,7 @@ async function renderCurrentStep() {
 			step.selection.start.line - 1,
 			step.selection.start.character - 1,
 			step.selection.end.line - 1,
-			step.selection.end.character - 1
+			step.selection.end.character - 1,
 		);
 	} else {
 		selection = new Selection(range.start, range.end);
@@ -402,7 +402,7 @@ async function renderCurrentStep() {
 			await commands.executeCommand(commandName);
 		} catch {
 			window.showErrorMessage(
-				`The current tour step is attempting to focus a view which isn't available: ${step.view}. Please check the tour and try again.`
+				`The current tour step is attempting to focus a view which isn't available: ${step.view}. Please check the tour and try again.`,
 			);
 		}
 	}
@@ -431,7 +431,7 @@ async function renderCurrentStep() {
 async function showDocument(uri: Uri, range: Range, selection?: Selection) {
 	const document =
 		window.visibleTextEditors.find(
-			(editor) => editor.document.uri.toString() === uri.toString()
+			(editor) => editor.document.uri.toString() === uri.toString(),
 		) || (await window.showTextDocument(uri, { preserveFocus: true }));
 
 	// TODO: Figure out how to force focus when navigating
@@ -470,13 +470,13 @@ export function registerPlayerModule(context: ExtensionContext) {
 							step.directory,
 							step.view,
 						]),
-					]
+				  ]
 				: null,
 		],
 		() => {
 			if (store.activeTour) {
 				renderCurrentStep();
 			}
-		}
+		},
 	);
 }
diff --git a/Source/player/status.ts b/Source/player/status.ts
index 4800012..3d67506 100644
--- a/Source/player/status.ts
+++ b/Source/player/status.ts
@@ -9,12 +9,12 @@ import { getTourTitle } from "../utils";
 
 function createCurrentTourItem() {
 	const currentTourItem = vscode.window.createStatusBarItem(
-		vscode.StatusBarAlignment.Left
+		vscode.StatusBarAlignment.Left,
 	);
 
 	currentTourItem.command = `${EXTENSION_NAME}.resumeTour`;
 	currentTourItem.color = new vscode.ThemeColor(
-		"statusBarItem.prominentForeground"
+		"statusBarItem.prominentForeground",
 	);
 
 	currentTourItem.show();
@@ -31,7 +31,7 @@ export function registerStatusBar() {
 						store.activeTour.step,
 						store.activeTour.tour.title,
 						store.activeTour.tour.steps.length,
-					]
+				  ]
 				: null,
 			store.isRecording,
 		],
@@ -47,12 +47,10 @@ export function registerStatusBar() {
 				currentTourItem.text = `${prefix}CodeTour: #${
 					store.activeTour.step + 1
 				} of ${store.activeTour.tour.steps.length} (${tourTitle})`;
-			} else {
-				if (currentTourItem) {
-					currentTourItem.dispose();
-					currentTourItem = null;
-				}
+			} else if (currentTourItem) {
+				currentTourItem.dispose();
+				currentTourItem = null;
 			}
-		}
+		},
 	);
 }
diff --git a/Source/player/tree/index.ts b/Source/player/tree/index.ts
index bcaa477..be2db19 100644
--- a/Source/player/tree/index.ts
+++ b/Source/player/tree/index.ts
@@ -11,8 +11,8 @@ import {
 	TreeItem,
 	window,
 } from "vscode";
-import { EXTENSION_NAME } from "../../constants";
 import { generatePreviewContent } from "..";
+import { EXTENSION_NAME } from "../../constants";
 import { store } from "../../store";
 import { CodeTourNode, CodeTourStepNode } from "./nodes";
 
@@ -42,12 +42,12 @@ class CodeTourTreeProvider implements TreeDataProvider<TreeItem>, Disposable {
 								step.markerTitle,
 								step.description,
 							]),
-						]
+					  ]
 					: null,
 			],
 			() => {
 				this._onDidChangeTreeData.fire(undefined);
-			}
+			},
 		);
 	}
 
@@ -59,20 +59,20 @@ class CodeTourTreeProvider implements TreeDataProvider<TreeItem>, Disposable {
 				return undefined;
 			} else {
 				const tours = store.tours.map(
-					(tour) => new CodeTourNode(tour, this.extensionPath)
+					(tour) => new CodeTourNode(tour, this.extensionPath),
 				);
 
 				if (
 					store.activeTour &&
 					!store.tours.find(
-						(tour) => tour.id === store.activeTour?.tour.id
+						(tour) => tour.id === store.activeTour?.tour.id,
 					)
 				) {
 					tours.unshift(
 						new CodeTourNode(
 							store.activeTour.tour,
-							this.extensionPath
-						)
+							this.extensionPath,
+						),
 					);
 				}
 
@@ -98,7 +98,7 @@ class CodeTourTreeProvider implements TreeDataProvider<TreeItem>, Disposable {
 				return [item];
 			} else {
 				return element.tour.steps.map(
-					(_, index) => new CodeTourStepNode(element.tour, index)
+					(_, index) => new CodeTourStepNode(element.tour, index),
 				);
 			}
 		}
@@ -117,7 +117,7 @@ class CodeTourTreeProvider implements TreeDataProvider<TreeItem>, Disposable {
 	async resolveTreeItem(element: TreeItem): Promise<TreeItem> {
 		if (element instanceof CodeTourStepNode) {
 			const content = generatePreviewContent(
-				element.tour.steps[element.stepNumber].description
+				element.tour.steps[element.stepNumber].description,
 			);
 
 			const tooltip = new MarkdownString(content);
@@ -156,8 +156,8 @@ export function registerTreeProvider(extensionPath: string) {
 			treeView.reveal(
 				new CodeTourStepNode(
 					store.activeTour!.tour,
-					store.activeTour!.step
-				)
+					store.activeTour!.step,
+				),
 			);
 		}, 300);
 	}
@@ -169,7 +169,7 @@ export function registerTreeProvider(extensionPath: string) {
 						store.activeTour.tour.title,
 						store.activeTour.tour.steps.map((step) => [step.title]),
 						store.activeTour.step,
-					]
+				  ]
 				: null,
 		],
 		() => {
@@ -188,6 +188,6 @@ export function registerTreeProvider(extensionPath: string) {
 				// to de-select the step node once the tour ends.
 				treeView.message = undefined;
 			}
-		}
+		},
 	);
 }
diff --git a/Source/player/tree/nodes.ts b/Source/player/tree/nodes.ts
index a834a11..40d0e88 100644
--- a/Source/player/tree/nodes.ts
+++ b/Source/player/tree/nodes.ts
@@ -24,19 +24,16 @@ function isRecording(tour: CodeTour) {
 const completeIcon = new ThemeIcon(
 	"check",
 	// @ts-ignore
-	new ThemeColor("terminal.ansiGreen")
+	new ThemeColor("terminal.ansiGreen"),
 );
 
 export class CodeTourNode extends TreeItem {
-	constructor(
-		public tour: CodeTour,
-		extensionPath: string
-	) {
+	constructor(public tour: CodeTour, extensionPath: string) {
 		super(
 			tour.title!,
 			isRecording(tour)
 				? TreeItemCollapsibleState.Expanded
-				: TreeItemCollapsibleState.Collapsed
+				: TreeItemCollapsibleState.Collapsed,
 		);
 
 		this.tooltip = tour.description;
@@ -64,18 +61,15 @@ export class CodeTourNode extends TreeItem {
 		this.iconPath = isRecording(tour)
 			? new ThemeIcon("record")
 			: isActive
-				? new ThemeIcon("play-circle")
-				: progress.isComplete(tour)
-					? completeIcon
-					: new ThemeIcon("location");
+			  ? new ThemeIcon("play-circle")
+			  : progress.isComplete(tour)
+				  ? completeIcon
+				  : new ThemeIcon("location");
 	}
 }
 
 export class CodeTourStepNode extends TreeItem {
-	constructor(
-		public tour: CodeTour,
-		public stepNumber: number
-	) {
+	constructor(public tour: CodeTour, public stepNumber: number) {
 		super(getStepLabel(tour, stepNumber));
 
 		const step = tour.steps[stepNumber];
@@ -104,7 +98,7 @@ export class CodeTourStepNode extends TreeItem {
 
 			resourceUri = getFileUri(
 				step.directory || step.file!,
-				resourceRoot
+				resourceRoot,
 			);
 		} else {
 			resourceUri = CONTENT_URI;
@@ -139,7 +133,7 @@ export class CodeTourStepNode extends TreeItem {
 					if (data.length > 1) {
 						this.iconPath = new ThemeIcon(
 							data[0],
-							new ThemeColor(data[1])
+							new ThemeColor(data[1]),
 						);
 					} else {
 						this.iconPath = new ThemeIcon(data[0]);
diff --git a/Source/recorder/commands.ts b/Source/recorder/commands.ts
index ab7dc85..9e7c490 100644
--- a/Source/recorder/commands.ts
+++ b/Source/recorder/commands.ts
@@ -1,12 +1,12 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
-import { action, comparer, runInAction } from "mobx";
 import * as path from "path";
+import { action, comparer, runInAction } from "mobx";
 import * as vscode from "vscode";
 import { workspace } from "vscode";
 import { EXTENSION_NAME, FS_SCHEME_CONTENT } from "../constants";
-import { api, RefType } from "../git";
+import { RefType, api } from "../git";
 import { CodeTourComment } from "../player";
 import { CodeTourNode, CodeTourStepNode } from "../player/tree/nodes";
 import { CodeTour, CodeTourStep, store } from "../store";
@@ -73,7 +73,7 @@ export function registerRecorderCommands() {
 	async function writeTourFile(
 		workspaceRoot: vscode.Uri,
 		title: string | vscode.Uri,
-		ref?: string
+		ref?: string,
 	): Promise<CodeTour> {
 		const uri =
 			typeof title === "string"
@@ -112,7 +112,7 @@ export function registerRecorderCommands() {
 	const REENTER_TITLE_RESPONSE = "Re-enter title";
 	async function recordTourInternal(
 		tourTitle: string | vscode.Uri,
-		workspaceRoot?: vscode.Uri
+		workspaceRoot?: vscode.Uri,
 	) {
 		if (!workspaceRoot) {
 			workspaceRoot = workspace.workspaceFolders![0].uri;
@@ -139,21 +139,21 @@ export function registerRecorderCommands() {
 		if (typeof tourTitle === "string") {
 			const tourExists = await checkIfTourExists(
 				workspaceRoot,
-				tourTitle
+				tourTitle,
 			);
 
 			if (tourExists) {
 				const response = await vscode.window.showErrorMessage(
 					`This workspace already includes a tour with the title "${tourTitle}."`,
 					REENTER_TITLE_RESPONSE,
-					"Overwrite existing tour"
+					"Overwrite existing tour",
 				);
 
 				if (response === REENTER_TITLE_RESPONSE) {
 					return vscode.commands.executeCommand(
 						`${EXTENSION_NAME}.recordTour`,
 						workspaceRoot,
-						tourTitle
+						tourTitle,
 					);
 				} else if (!response) {
 					// If the end-user closes the error
@@ -178,7 +178,7 @@ export function registerRecorderCommands() {
 		startCodeTour(tour, 0, workspaceRoot, true);
 
 		vscode.window.showInformationMessage(
-			"CodeTour recording started! Begin creating steps by opening a file, clicking the + button to the left of a line of code, and then adding the appropriate comments."
+			"CodeTour recording started! Begin creating steps by opening a file, clicking the + button to the left of a line of code, and then adding the appropriate comments.",
 		);
 	}
 
@@ -227,13 +227,13 @@ export function registerRecorderCommands() {
 						if (
 							await vscode.window.showInformationMessage(
 								"Would you like to export this tour?",
-								"Export Tour"
+								"Export Tour",
 							)
 						) {
 							const content = await exportTour(tour);
 							vscode.workspace.fs.writeFile(
 								uri,
-								Buffer.from(content)
+								Buffer.from(content),
 							);
 						}
 					}
@@ -243,7 +243,7 @@ export function registerRecorderCommands() {
 			});
 
 			inputBox.show();
-		}
+		},
 	);
 
 	function getStepSelection() {
@@ -318,12 +318,12 @@ export function registerRecorderCommands() {
 				vscode.commands.executeCommand(
 					"setContext",
 					EDITING_KEY,
-					false
+					false,
 				);
 			}
 
 			saveTour(tour);
-		})
+		}),
 	);
 
 	vscode.commands.registerCommand(
@@ -345,12 +345,12 @@ export function registerRecorderCommands() {
 				vscode.commands.executeCommand(
 					"setContext",
 					EDITING_KEY,
-					false
+					false,
 				);
 			}
 
 			saveTour(tour);
-		})
+		}),
 	);
 
 	vscode.commands.registerTextEditorCommand(
@@ -362,7 +362,7 @@ export function registerRecorderCommands() {
 			const workspaceRoot = getActiveWorkspacePath();
 			const file = getRelativePath(
 				workspaceRoot,
-				editor.document.uri.path
+				editor.document.uri.path,
 			);
 
 			tour.steps.splice(stepNumber, 0, {
@@ -376,12 +376,12 @@ export function registerRecorderCommands() {
 				vscode.commands.executeCommand(
 					"setContext",
 					EDITING_KEY,
-					false
+					false,
 				);
 			}
 
 			saveTour(tour);
-		})
+		}),
 	);
 
 	vscode.commands.registerCommand(
@@ -449,7 +449,7 @@ export function registerRecorderCommands() {
 
 			saveTour(tour);
 
-			let label = `Step #${stepNumber + 1} of ${tour.steps.length}`;
+			const label = `Step #${stepNumber + 1} of ${tour.steps.length}`;
 
 			const contextValues = [];
 			if (tour.steps.length > 1) {
@@ -466,10 +466,10 @@ export function registerRecorderCommands() {
 					reply.text,
 					label,
 					thread!,
-					vscode.CommentMode.Preview
+					vscode.CommentMode.Preview,
 				),
 			];
-		})
+		}),
 	);
 
 	vscode.commands.registerCommand(
@@ -480,12 +480,12 @@ export function registerRecorderCommands() {
 			await vscode.commands.executeCommand(
 				"setContext",
 				"codetour:recording",
-				true
+				true,
 			);
 			await vscode.commands.executeCommand(
 				"setContext",
 				EDITING_KEY,
-				true
+				true,
 			);
 
 			if (node instanceof CodeTourNode) {
@@ -496,17 +496,17 @@ export function registerRecorderCommands() {
 				startCodeTour(
 					store.activeTour!.tour,
 					store.activeTour!.step,
-					store.activeTour.workspaceRoot
+					store.activeTour.workspaceRoot,
 				);
 			}
-		}
+		},
 	);
 
 	vscode.commands.registerCommand(
 		`${EXTENSION_NAME}.editTourAtStep`,
 		async (node: CodeTourStepNode) => {
 			startCodeTour(node.tour, node.stepNumber, undefined, true);
-		}
+		},
 	);
 
 	vscode.commands.registerCommand(
@@ -517,7 +517,7 @@ export function registerRecorderCommands() {
 			await vscode.commands.executeCommand(
 				"setContext",
 				"codetour:recording",
-				false
+				false,
 			);
 
 			if (node instanceof CodeTourNode) {
@@ -528,10 +528,10 @@ export function registerRecorderCommands() {
 				startCodeTour(
 					store.activeTour!.tour,
 					store.activeTour!.step,
-					store.activeTour.workspaceRoot
+					store.activeTour.workspaceRoot,
 				);
 			}
-		}
+		},
 	);
 
 	vscode.commands.registerCommand(
@@ -547,7 +547,7 @@ export function registerRecorderCommands() {
 					delete tour.isPrimary;
 					saveTour(tour);
 				});
-		}
+		},
 	);
 
 	vscode.commands.registerCommand(
@@ -556,7 +556,7 @@ export function registerRecorderCommands() {
 			const primaryTour = node.tour;
 			delete primaryTour.isPrimary;
 			saveTour(primaryTour);
-		}
+		},
 	);
 
 	vscode.commands.registerCommand(
@@ -585,7 +585,7 @@ export function registerRecorderCommands() {
 			store.isEditing = false;
 			vscode.commands.executeCommand("setContext", EDITING_KEY, false);
 			await saveTour(store.activeTour!.tour);
-		}
+		},
 	);
 
 	async function updateTourProperty(tour: CodeTour, property: string) {
@@ -608,7 +608,7 @@ export function registerRecorderCommands() {
 
 	function moveStep(
 		movement: number,
-		node: CodeTourStepNode | CodeTourComment
+		node: CodeTourStepNode | CodeTourComment,
 	) {
 		let tour: CodeTour, stepNumber: number;
 
@@ -641,17 +641,17 @@ export function registerRecorderCommands() {
 
 	vscode.commands.registerCommand(
 		`${EXTENSION_NAME}.moveTourStepBack`,
-		moveStep.bind(null, -1)
+		moveStep.bind(null, -1),
 	);
 
 	vscode.commands.registerCommand(
 		`${EXTENSION_NAME}.moveTourStepForward`,
-		moveStep.bind(null, 1)
+		moveStep.bind(null, 1),
 	);
 
 	vscode.commands.registerCommand(
 		`${EXTENSION_NAME}.changeTourDescription`,
-		(node: CodeTourNode) => updateTourProperty(node.tour, "description")
+		(node: CodeTourNode) => updateTourProperty(node.tour, "description"),
 	);
 
 	vscode.commands.registerCommand(
@@ -671,7 +671,7 @@ export function registerRecorderCommands() {
 						saveTour(tour);
 					});
 			}
-		}
+		},
 	);
 
 	vscode.commands.registerCommand(
@@ -692,7 +692,7 @@ export function registerRecorderCommands() {
 			}
 
 			saveTour(node.tour);
-		}
+		},
 	);
 
 	vscode.commands.registerCommand(
@@ -713,7 +713,7 @@ export function registerRecorderCommands() {
 			}
 
 			saveTour(node.tour);
-		}
+		},
 	);
 
 	vscode.commands.registerCommand(
@@ -732,7 +732,7 @@ export function registerRecorderCommands() {
 			}
 
 			saveTour(store.activeTour!.tour);
-		}
+		},
 	);
 
 	vscode.commands.registerCommand(
@@ -744,12 +744,12 @@ export function registerRecorderCommands() {
 				store.activeTour.workspaceRoot
 					? store.activeTour.workspaceRoot
 					: workspace.getWorkspaceFolder(
-							vscode.Uri.parse(node.tour.id)
-						)?.uri;
+							vscode.Uri.parse(node.tour.id),
+					  )?.uri;
 
 			if (!workspaceRoot) {
 				return vscode.window.showErrorMessage(
-					"You can't change the git ref of an embedded tour file."
+					"You can't change the git ref of an embedded tour file.",
 				);
 			}
 
@@ -763,7 +763,7 @@ export function registerRecorderCommands() {
 			}
 
 			saveTour(node.tour);
-		}
+		},
 	);
 
 	vscode.commands.registerCommand(
@@ -780,11 +780,11 @@ export function registerRecorderCommands() {
 			if (
 				await vscode.window.showInformationMessage(
 					`Are you sure your want to delete the ${messageSuffix}?`,
-					`Delete ${buttonSuffix}`
+					`Delete ${buttonSuffix}`,
 				)
 			) {
 				const tourIds = (additionalNodes || [node]).map(
-					(node) => node.tour.id
+					(node) => node.tour.id,
 				);
 
 				if (
@@ -799,14 +799,14 @@ export function registerRecorderCommands() {
 					vscode.workspace.fs.delete(uri);
 				});
 			}
-		}
+		},
 	);
 
 	vscode.commands.registerCommand(
 		`${EXTENSION_NAME}.deleteTourStep`,
 		async (
 			node: CodeTourStepNode | CodeTourComment,
-			additionalNodes: CodeTourStepNode[]
+			additionalNodes: CodeTourStepNode[],
 		) => {
 			let tour: CodeTour, steps: number[];
 			let messageSuffix = "selected step";
@@ -833,14 +833,14 @@ export function registerRecorderCommands() {
 			if (
 				await vscode.window.showInformationMessage(
 					`Are you sure your want to delete the ${messageSuffix}?`,
-					`Delete ${buttonSuffix}`
+					`Delete ${buttonSuffix}`,
 				)
 			) {
 				steps.forEach((step) => tour.steps.splice(step, 1));
 
 				if (store.activeTour && store.activeTour.tour.id === tour.id) {
 					const previousSteps = steps.filter(
-						(step) => step <= store.activeTour!.step
+						(step) => step <= store.activeTour!.step,
 					);
 					if (
 						previousSteps.length > 0 &&
@@ -865,7 +865,7 @@ export function registerRecorderCommands() {
 
 				saveTour(tour);
 			}
-		}
+		},
 	);
 
 	interface GitRefQuickPickItem extends vscode.QuickPickItem {
@@ -873,7 +873,7 @@ export function registerRecorderCommands() {
 	}
 
 	async function promptForTourRef(
-		workspaceRoot: vscode.Uri
+		workspaceRoot: vscode.Uri,
 	): Promise<string | undefined> {
 		// If for some reason the Git extension isn't available,
 		// then we won't be able to ask the user to select a git ref.
@@ -890,7 +890,7 @@ export function registerRecorderCommands() {
 		}
 
 		const currentBranch = repository.state.HEAD!.name;
-		let items: GitRefQuickPickItem[] = [
+		const items: GitRefQuickPickItem[] = [
 			{
 				label: "$(circle-slash) None",
 				description:
@@ -931,7 +931,7 @@ export function registerRecorderCommands() {
 			items,
 			{
 				placeHolder: "Select the Git ref to associate the tour with:",
-			}
+			},
 		);
 
 		if (response) {
diff --git a/Source/recorder/completionProvider.ts b/Source/recorder/completionProvider.ts
index 8cf2188..e1bf16a 100644
--- a/Source/recorder/completionProvider.ts
+++ b/Source/recorder/completionProvider.ts
@@ -8,7 +8,7 @@ const COMMANDS = [
 		label: "Navigate to tour step",
 		detail: "Navigates the end-user to the specified step in the current tour.",
 		insertText: new vscode.SnippetString(
-			"codetour.navigateToStep?"
+			"codetour.navigateToStep?",
 		).appendPlaceholder("stepNumber"),
 	},
 	{
@@ -27,7 +27,7 @@ const COMMANDS = [
 		label: "Run task",
 		detail: "Runs a task that's defined by the current workspace.",
 		insertText: new vscode.SnippetString(
-			'workbench.action.tasks.runTask?["'
+			'workbench.action.tasks.runTask?["',
 		)
 			.appendPlaceholder("taskName")
 			.appendText('"]'),
@@ -58,7 +58,7 @@ class CodeTourCompletionProvider implements vscode.CompletionItemProvider {
 		document: vscode.TextDocument,
 		position: vscode.Position,
 		token: vscode.CancellationToken,
-		context: vscode.CompletionContext
+		context: vscode.CompletionContext,
 	): vscode.ProviderResult<vscode.CompletionItem[] | vscode.CompletionList> {
 		const line = document.lineAt(position);
 		if (line.text.includes("command:")) {
@@ -71,6 +71,6 @@ export function registerCompletionProvider() {
 	vscode.languages.registerCompletionItemProvider(
 		{ scheme: "comment" },
 		new CodeTourCompletionProvider(),
-		":"
+		":",
 	);
 }
diff --git a/Source/recorder/watcher.ts b/Source/recorder/watcher.ts
index 3949114..5171d3f 100644
--- a/Source/recorder/watcher.ts
+++ b/Source/recorder/watcher.ts
@@ -16,7 +16,7 @@ const changeWatcher = async (e: vscode.TextDocumentChangeEvent) => {
 	const impactedSteps = store.activeEditorSteps!.filter(
 		([, step, , line]) =>
 			step.pattern &&
-			e.contentChanges.some((change) => line === change.range.start.line)
+			e.contentChanges.some((change) => line === change.range.start.line),
 	);
 
 	if (impactedSteps.length === 0) {
@@ -25,7 +25,7 @@ const changeWatcher = async (e: vscode.TextDocumentChangeEvent) => {
 
 	await Promise.all(
 		e.contentChanges.map(async () => {
-			for (let [tour, step, , line] of impactedSteps) {
+			for (const [tour, step, , line] of impactedSteps) {
 				const changedText = e.document.lineAt(line!).text;
 
 				// If the text is empty, then that means the user
@@ -45,7 +45,7 @@ const changeWatcher = async (e: vscode.TextDocumentChangeEvent) => {
 					await debouncedSaveTour(tour);
 				}
 			}
-		})
+		}),
 	);
 };
 
diff --git a/Source/store/actions.ts b/Source/store/actions.ts
index df569d6..d15c567 100644
--- a/Source/store/actions.ts
+++ b/Source/store/actions.ts
@@ -2,10 +2,10 @@
 // Licensed under the MIT License.
 
 import {
-	commands,
 	EventEmitter,
 	Memento,
 	Uri,
+	commands,
 	window,
 	workspace,
 } from "vscode";
@@ -44,9 +44,9 @@ export function startCodeTour(
 	tour: CodeTour,
 	stepNumber?: number,
 	workspaceRoot?: Uri,
-	startInEditMode: boolean = false,
-	canEditTour: boolean = true,
-	tours?: CodeTour[]
+	startInEditMode = false,
+	canEditTour = true,
+	tours?: CodeTour[],
 ) {
 	startPlayer();
 
@@ -79,7 +79,7 @@ export function startCodeTour(
 export async function selectTour(
 	tours: CodeTour[],
 	workspaceRoot?: Uri,
-	step: number = 0
+	step = 0,
 ): Promise<boolean> {
 	const items: any[] = tours.map((tour) => ({
 		label: tour.title!,
@@ -104,7 +104,7 @@ export async function selectTour(
 	return false;
 }
 
-export async function endCurrentCodeTour(fireEvent: boolean = true) {
+export async function endCurrentCodeTour(fireEvent = true) {
 	if (fireEvent) {
 		_onDidEndTour.fire(store.activeTour!.tour);
 	}
@@ -160,7 +160,7 @@ function isLiveShareWorkspace(uri: Uri) {
 export async function promptForTour(
 	globalState: Memento,
 	workspaceRoot: Uri = getWorkspaceKey(),
-	tours: CodeTour[] = store.tours
+	tours: CodeTour[] = store.tours,
 ): Promise<boolean> {
 	const key = `${EXTENSION_NAME}:${workspaceRoot}`;
 	if (
@@ -177,7 +177,7 @@ export async function promptForTour(
 		if (
 			await window.showInformationMessage(
 				"This workspace has guided tours you can take to get familiar with the codebase.",
-				"Start CodeTour"
+				"Start CodeTour",
 			)
 		) {
 			startDefaultTour(workspaceRoot, tours);
@@ -190,7 +190,7 @@ export async function promptForTour(
 export async function startDefaultTour(
 	workspaceRoot: Uri = getWorkspaceKey(),
 	tours: CodeTour[] = store.tours,
-	step: number = 0
+	step = 0,
 ): Promise<boolean> {
 	if (tours.length === 0) {
 		return false;
@@ -207,7 +207,7 @@ export async function startDefaultTour(
 			workspaceRoot,
 			false,
 			undefined,
-			tours
+			tours,
 		);
 		return true;
 	} else {
@@ -231,7 +231,7 @@ export async function exportTour(tour: CodeTour) {
 				const stepFileUri = await getStepFileUri(
 					step,
 					workspaceRoot,
-					tour.ref
+					tour.ref,
 				);
 				const contents = await readUriContents(stepFileUri);
 
@@ -241,7 +241,7 @@ export async function exportTour(tour: CodeTour) {
 					...step,
 					contents,
 				};
-			})
+			}),
 		);
 	}
 
diff --git a/Source/store/provider.ts b/Source/store/provider.ts
index bc6a9a6..d529171 100644
--- a/Source/store/provider.ts
+++ b/Source/store/provider.ts
@@ -1,9 +1,9 @@
 // Copyright (c) Microsoft Corporation.
 // Licensed under the MIT License.
 
+import * as os from "os";
 import * as jexl from "jexl";
 import { comparer, runInAction, set } from "mobx";
-import * as os from "os";
 import * as vscode from "vscode";
 import { CodeTour, store } from ".";
 import { EXTENSION_NAME, VSCODE_DIRECTORY } from "../constants";
@@ -51,7 +51,7 @@ export async function discoverTours(): Promise<void> {
 			}
 
 			return tours;
-		})
+		}),
 	);
 
 	runInAction(() => {
@@ -59,12 +59,12 @@ export async function discoverTours(): Promise<void> {
 			.flat()
 			.sort((a, b) => a.title.localeCompare(b.title))
 			.filter(
-				(tour) => !tour.when || jexl.evalSync(tour.when, TOUR_CONTEXT)
+				(tour) => !tour.when || jexl.evalSync(tour.when, TOUR_CONTEXT),
 			);
 
 		if (store.activeTour) {
 			const tour = store.tours.find(
-				(tour) => tour.id === store.activeTour!.tour.id
+				(tour) => tour.id === store.activeTour!.tour.id,
 			);
 
 			if (tour) {
@@ -88,7 +88,7 @@ export async function discoverTours(): Promise<void> {
 }
 
 async function discoverMainTours(
-	workspaceUri: vscode.Uri
+	workspaceUri: vscode.Uri,
 ): Promise<CodeTour[]> {
 	const tours = await Promise.all(
 		MAIN_TOUR_FILES.map(async (tourFile) => {
@@ -100,7 +100,7 @@ async function discoverMainTours(
 				tour.id = decodeURIComponent(uri.toString());
 				return tour;
 			} catch {}
-		})
+		}),
 	);
 
 	return tours.filter((tour) => tour);
@@ -119,7 +119,7 @@ async function readTourDirectory(uri: vscode.Uri): Promise<CodeTour[]> {
 				} else {
 					return readTourDirectory(fileUri);
 				}
-			})
+			}),
 		);
 
 		// @ts-ignore
@@ -130,7 +130,7 @@ async function readTourDirectory(uri: vscode.Uri): Promise<CodeTour[]> {
 }
 
 async function readTourFile(
-	tourUri: vscode.Uri
+	tourUri: vscode.Uri,
 ): Promise<CodeTour | undefined> {
 	try {
 		const tourContent = await readUriContents(tourUri);
@@ -145,7 +145,7 @@ async function discoverSubTours(workspaceUri: vscode.Uri): Promise<CodeTour[]> {
 		SUB_TOUR_DIRECTORIES.map((directory) => {
 			const uri = vscode.Uri.joinPath(workspaceUri, directory);
 			return readTourDirectory(uri);
-		})
+		}),
 	);
 
 	return tours.flat();
@@ -154,7 +154,7 @@ async function discoverSubTours(workspaceUri: vscode.Uri): Promise<CodeTour[]> {
 vscode.workspace.onDidChangeWorkspaceFolders(discoverTours);
 
 const watcher = vscode.workspace.createFileSystemWatcher(
-	`**/{${SUB_TOUR_DIRECTORIES.join(",")}}/**/*.tour`
+	`**/{${SUB_TOUR_DIRECTORIES.join(",")}}/**/*.tour`,
 );
 
 watcher.onDidChange(discoverTours);
diff --git a/Source/store/storage.ts b/Source/store/storage.ts
index 3439c8d..468feba 100644
--- a/Source/store/storage.ts
+++ b/Source/store/storage.ts
@@ -2,7 +2,7 @@
 // Licensed under the MIT License.
 
 import { observable } from "mobx";
-import { commands, ExtensionContext, Uri, workspace } from "vscode";
+import { ExtensionContext, Uri, commands, workspace } from "vscode";
 import { CodeTour, store } from ".";
 
 const CODETOUR_PROGRESS_KEY = "codetour:progress";
@@ -24,7 +24,7 @@ export function initializeStorage(context: ExtensionContext) {
 	progress = {
 		async update() {
 			const progress = store.progress.find(
-				([id]) => store.activeTour?.tour.id === id
+				([id]) => store.activeTour?.tour.id === id,
 			);
 
 			if (progress && !progress![1].includes(store.activeTour!.step)) {
@@ -39,7 +39,7 @@ export function initializeStorage(context: ExtensionContext) {
 			commands.executeCommand("setContext", "codetour:hasProgress", true);
 			return context.globalState.update(
 				CODETOUR_PROGRESS_KEY,
-				store.progress
+				store.progress,
 			);
 		},
 		isComplete(tour: CodeTour, stepNumber?: number): boolean {
@@ -54,17 +54,17 @@ export function initializeStorage(context: ExtensionContext) {
 			commands.executeCommand(
 				"setContext",
 				"codetour:hasProgress",
-				false
+				false,
 			);
 
 			store.progress = tour
 				? store.progress.filter(
-						(tourProgress) => tourProgress[0] !== tour.id
-					)
+						(tourProgress) => tourProgress[0] !== tour.id,
+				  )
 				: [];
 			return context.globalState.update(
 				CODETOUR_PROGRESS_KEY,
-				store.progress
+				store.progress,
 			);
 		},
 	};
@@ -73,7 +73,7 @@ export function initializeStorage(context: ExtensionContext) {
 	context.globalState.setKeysForSync([CODETOUR_PROGRESS_KEY]);
 
 	const workspaceHasProgress = store.progress.some(([id]) =>
-		workspace.getWorkspaceFolder(Uri.parse(id))
+		workspace.getWorkspaceFolder(Uri.parse(id)),
 	);
 
 	if (workspaceHasProgress) {
diff --git a/Source/utils.ts b/Source/utils.ts
index d2358db..90262b9 100644
--- a/Source/utils.ts
+++ b/Source/utils.ts
@@ -12,8 +12,8 @@ const HEADING_PATTERN = /^#+\s*(.*)/;
 export function getStepLabel(
 	tour: CodeTour,
 	stepNumber: number,
-	includeStepNumber: boolean = true,
-	defaultToFileName: boolean = true
+	includeStepNumber = true,
+	defaultToFileName = true,
 ) {
 	const step = tour.steps[stepNumber];
 
@@ -69,7 +69,7 @@ export function getFileUri(file: string, workspaceRoot?: Uri) {
 export async function getStepFileUri(
 	step: CodeTourStep,
 	workspaceRoot?: Uri,
-	ref?: string
+	ref?: string,
 ): Promise<Uri> {
 	let uri;
 	if (step.contents) {
@@ -185,14 +185,14 @@ async function updateMarkerTitleForStep(tour: CodeTour, stepNumber: number) {
 	const uri = await getStepFileUri(
 		tour.steps[stepNumber],
 		getWorkspaceUri(tour),
-		tour.ref
+		tour.ref,
 	);
 
 	const document = await workspace.openTextDocument(uri);
 	const stepMarkerPrefix = getStepMarkerPrefix(tour);
 
 	const markerPattern = new RegExp(
-		`${stepMarkerPrefix}\\.${stepNumber + 1}\\s*[-:]\\s*(.*)`
+		`${stepMarkerPrefix}\\.${stepNumber + 1}\\s*[-:]\\s*(.*)`,
 	);
 
 	const match = document.getText().match(markerPattern);