Change generic defaults to unknown

Author: hsubox76

packages-exp/functions-exp/src/public-types.ts

@@ -28,8 +28,8 @@ export interface HttpsCallableResult<ResponseData = unknown> {
  * An HttpsCallable is a reference to a "callable" http trigger in
  * Google Cloud Functions.
  */
-export interface HttpsCallable<RequestParams = unknown, ResponseData = unknown> {
-  (data?: RequestParams | null): Promise<HttpsCallableResult<ResponseData>>;
+export interface HttpsCallable<RequestData = unknown, ResponseData = unknown> {
+  (data?: RequestData | null): Promise<HttpsCallableResult<ResponseData>>;
 }
 
 /**

packages-exp/functions-exp/src/service.ts

@@ -159,9 +159,9 @@ export function httpsCallable<RequestData, ResponseData>(
   name: string,
   options?: HttpsCallableOptions
 ): HttpsCallable<RequestData, ResponseData> {
-  return data => {
+  return (data => {
     return call(functionsInstance, name, data, options || {});
-  };
+  }) as HttpsCallable<RequestData, ResponseData>;
 }
 
 /**