Create trusted-types.ts

Author: saschanaz

unittests/files/trusted-types.ts

@@ -0,0 +1,15 @@
+declare const assertNotAssignable: <T>() => <T1>(
+  _x: T1,
+) => T1 extends T
+  ? { error: "Right side should not be assignable to left side" }
+  : () => void;
+
+const policy = trustedTypes.createPolicy("policy");
+
+document.body.innerHTML = "foo";
+document.body.innerHTML = policy.createHTML("foo");
+
+declare const position: GeolocationPosition;
+assertNotAssignable<typeof document.head.innerHTML>()(position)();
+
+const html: string = document.body.innerHTML;