* Add a function to check if an object is a Promise and a utility function to asynchronously get a property if it's a Promise or a function.

src/index.ts

@@ -162,3 +162,23 @@ export const factory = function <T extends Client = Client>(
     });
   };
 };
+
+export async function maybeGetAsyncProperty(object: any) {
+  if (typeof object === "function") {
+    object = object();
+  }
+
+  if (isPromise(object)) {
+    object = await object;
+  }
+
+  return object;
+}
+
+export function isPromise(obj: Promise<any>) {
+  return (
+    !!obj &&
+    (typeof obj === "object" || typeof obj === "function") &&
+    typeof obj.then === "function"
+  );
+}