export async function activate()

in source-control-sample/src/extension.ts [18:81]
55 lines of code
9 McCabe index (conditional complexity)

export async function activate(context: vscode.ExtensionContext) {
	console.log('Congratulations, your extension "source-control-sample" is now active!');

	jsFiddleDocumentContentProvider = new JSFiddleDocumentContentProvider();

	try {
		await initializeFromConfigurationFile(context);
	}
	catch (err) {
		console.log('Failed to initialize a Fiddle workspace.');
		vscode.window.showErrorMessage(err);
	}

	const openCommand = vscode.commands.registerCommand(SOURCE_CONTROL_OPEN_COMMAND,
		(fiddleId?: string, workspaceUri?: vscode.Uri) => {
			tryOpenFiddle(context, fiddleId, workspaceUri);
		});
	context.subscriptions.push(openCommand);

	context.subscriptions.push(vscode.workspace.registerTextDocumentContentProvider(JSFIDDLE_SCHEME, jsFiddleDocumentContentProvider));

	context.subscriptions.push(vscode.commands.registerCommand("extension.source-control.refresh",
		async (sourceControlPane: vscode.SourceControl) => {
			const sourceControl = await pickSourceControl(sourceControlPane);
			if (sourceControl) { sourceControl.refresh(); }
		}));
	context.subscriptions.push(vscode.commands.registerCommand("extension.source-control.discard",
		async (sourceControlPane: vscode.SourceControl) => {
			const sourceControl = await pickSourceControl(sourceControlPane);
			if (sourceControl) { sourceControl.resetFilesToCheckedOutVersion(); }
		}));
	context.subscriptions.push(vscode.commands.registerCommand("extension.source-control.commit",
		async (sourceControlPane: vscode.SourceControl) => {
			const sourceControl = await pickSourceControl(sourceControlPane);
			if (sourceControl) { sourceControl.commitAll(); }
		}));
	context.subscriptions.push(vscode.commands.registerCommand("extension.source-control.checkout",
		async (sourceControl: FiddleSourceControl, newVersion?: number) => {
			sourceControl = sourceControl || await pickSourceControl(null);
			if (sourceControl) { sourceControl.tryCheckout(newVersion); }
		}));
	context.subscriptions.push(vscode.commands.registerCommand("extension.source-control.browse",
		async (sourceControlPane: vscode.SourceControl) => {
			const sourceControl = await pickSourceControl(sourceControlPane);
			if (sourceControl) { sourceControl.openInBrowser(); }
		}));


	context.subscriptions.push(vscode.workspace.onDidChangeWorkspaceFolders(e => {
		try {
			// initialize new source control for manually added workspace folders
			e.added.forEach(wf => {
				initializeFolderFromConfigurationFile(wf, context);
			});
		} catch (ex) {
			vscode.window.showErrorMessage(ex.message);
		} finally {
			// dispose source control for removed workspace folders
			e.removed.forEach(wf => {
				unregisterFiddleSourceControl(wf.uri);
			});
		}
	}));
}