improve type guards

packages/app/src/interfaces/page.ts

@@ -62,17 +62,20 @@ export type IPageInfoForListing = IPageInfoForEntity & HasRevisionShortbody;
 
 export type IPageInfoAll = IPageInfo | IPageInfoForEntity | IPageInfoForOperation | IPageInfoForListing;
 
-export const isIPageInfoForEntity = (pageInfo: IPageInfoAll | undefined): pageInfo is IPageInfoForEntity => {
-  return pageInfo != null && !pageInfo.isEmpty;
+// eslint-disable-next-line @typescript-eslint/no-explicit-any
+export const isIPageInfoForEntity = (pageInfo: any | undefined): pageInfo is IPageInfoForEntity => {
+  return pageInfo != null && ('isEmpty' in pageInfo) && pageInfo.isEmpty === false;
 };
 
-export const isIPageInfoForOperation = (pageInfo: IPageInfoAll | undefined): pageInfo is IPageInfoForOperation => {
+// eslint-disable-next-line @typescript-eslint/no-explicit-any
+export const isIPageInfoForOperation = (pageInfo: any | undefined): pageInfo is IPageInfoForOperation => {
   return pageInfo != null
     && isIPageInfoForEntity(pageInfo)
     && ('isBookmarked' in pageInfo || 'isLiked' in pageInfo || 'subscriptionStatus' in pageInfo);
 };
 
-export const isIPageInfoForListing = (pageInfo: IPageInfoAll | undefined): pageInfo is IPageInfoForListing => {
+// eslint-disable-next-line @typescript-eslint/no-explicit-any
+export const isIPageInfoForListing = (pageInfo: any | undefined): pageInfo is IPageInfoForListing => {
   return pageInfo != null
     && isIPageInfoForEntity(pageInfo)
     && 'revisionShortBody' in pageInfo;