Fix author criteria hash

src/Subreddit/SubredditResources.ts

@@ -385,7 +385,7 @@ export class SubredditResources {
             // so we can create a hash only using subreddit-author-criteria
             // and ignore the actual item
             const hashObj = {...authorOpts, include};
-            const userName = getActivityAuthorName(item);
+            const userName = getActivityAuthorName(item.author);
             const hash = `authorCrit-${this.subreddit.display_name}-${userName}-${objectHash.sha1(hashObj)}`;
             await this.stats.cache.authorCrit.identifierRequestCount.set(hash, (await this.stats.cache.authorCrit.identifierRequestCount.wrap(hash, () => 0) as number) + 1);
             this.stats.cache.authorCrit.requestTimestamps.push(Date.now());

src/util.ts

@@ -28,6 +28,7 @@ import crypto from "crypto";
 import Autolinker from 'autolinker';
 import {create as createMemoryStore} from './Utils/memoryStore';
 import {MESSAGE} from "triple-beam";
+import {RedditUser} from "snoowrap/dist/objects";
 
 const {format} = winston;
 const {combine, printf, timestamp, label, splat, errors} = format;
@@ -1025,7 +1026,7 @@ export const getActivitySubredditName = (activity: any): string => {
 /**
  * Serialized activities store subreddit and user properties as their string representations (instead of proxy)
  * */
-export const getActivityAuthorName = (author: any): string => {
+export const getActivityAuthorName = (author: RedditUser | string): string => {
     if(typeof author === 'string') {
         return author;
     }