🐛 Do NOT allow Array for isObjectOf

Author: lambdalisue

is/factory.ts

@@ -563,7 +563,7 @@ export function isObjectOf<
   }
   return setPredicateFactoryMetadata(
     (x: unknown): x is ObjectOf<T> => {
-      if (x == null || typeof x !== "object") return false;
+      if (x == null || typeof x !== "object" || Array.isArray(x)) return false;
       // Check each values
       for (const k in predObj) {
         if (!predObj[k]((x as T)[k])) return false;

is/factory_test.ts

@@ -687,6 +687,11 @@ Deno.test("isObjectOf<T>", async (t) => {
       false,
       "Specify `{ strict: true }` and object have an unknown property",
     );
+    assertEquals(
+      isObjectOf({ 0: isString })(["a"]),
+      false,
+      "Value is not an object",
+    );
   });
   await t.step("returns true on T instance", () => {
     const date = new Date();