Fixed isTainted for no arguments

Author: ciscoheat

src/lib/client/superForm.ts

@@ -1207,6 +1207,8 @@ export function superForm<
 	function Tainted_isTainted(
 		path?: FormPath<T> | Record<string, unknown> | boolean | undefined
 	): boolean {
+		if (!arguments.length) return Tainted__isObjectTainted(Data.tainted);
+
 		if (typeof path === 'boolean') return path;
 		if (typeof path === 'object') return Tainted__isObjectTainted(path);
 		if (!Data.tainted || path === undefined) return false;

src/tests/superForm.test.ts

@@ -85,9 +85,6 @@ describe('Tainted', () => {
 
 		tainted.set({ name: true });
 		expect(form.isTainted(get(tainted))).toBe(true);
-		// true since the real store is tainted:
-		expect(form.isTainted(undefined)).toBe(true);
-
 		expect(form.isTainted(get(tainted)?.name)).toBe(true);
 	});