convert processJsonSubredditsExplore to async function

inc/processSubredditsExplore.js

@@ -1,33 +1,40 @@
-module.exports = function() {
 const config = require('../config');
-  this.processJsonSubredditsExplore = (json, from, subreddit_front, user_preferences) => {
-    return new Promise(resolve => {
-      (async () => {
+
+async function processJsonSubredditsExplore(
+  json,
+  from,
+  subreddit_front,
+  user_preferences
+) {
   if (from === 'redis') {
-          json = JSON.parse(json)
+    json = JSON.parse(json);
   }
   if (json.error) {
-          resolve({ error: true, error_data: json })
+    return { error: true, error_data: json };
   } else {
-          let before = json.data.before
-          let after = json.data.after
+    let before = json.data.before;
+    let after = json.data.after;
 
     let ret = {
       info: {
         before: before,
-              after: after
+        after: after,
       },
-            links: []
-          }
+      links: [],
+    };
 
-          let children_len = json.data.children.length
+    let children_len = json.data.children.length;
 
     for (var i = 0; i < children_len; i++) {
-            let data = json.data.children[i].data
+      let data = json.data.children[i].data;
 
       if (data.over_18)
-              if((config.nsfw_enabled === false && user_preferences.nsfw_enabled != 'true') || user_preferences.nsfw_enabled === 'false')
-                continue
+        if (
+          (config.nsfw_enabled === false &&
+            user_preferences.nsfw_enabled != 'true') ||
+          user_preferences.nsfw_enabled === 'false'
+        )
+          continue;
 
       let obj = {
         created: data.created_utc,
@@ -41,12 +48,11 @@ module.exports = function() {
         over_18: data.over18,
         title: data.title,
         subreddit_front: subreddit_front,
+      };
+      ret.links.push(obj);
     }
-            ret.links.push(obj)
-          }
-          resolve(ret)
-        }
-      })()
-    })
+    return ret;
   }
 }
+
+module.exports = processJsonSubredditsExplore;

routes/subreddit.js

@@ -11,8 +11,7 @@ const processSearchResults = require('../inc/processSearchResults.js');
 const processJsonSubreddit = require('../inc/processJsonSubreddit.js');
 const tedditApiSubreddit = require('../inc/teddit_api/handleSubreddit.js')();
 const processMoreComments = require('../inc/processMoreComments.js')();
-const processSubredditsExplore =
-  require('../inc/processSubredditsExplore.js')();
+const processJsonSubredditsExplore = require('../inc/processSubredditsExplore.js');
 
 subredditRoutes.get('/r/:subreddit/search', (req, res, next) => {
   let subreddit = req.params.subreddit;