Reduce cyclomatic complexity

app/index.js

@@ -119,17 +119,16 @@ module.exports.getGameData = async function (name, mod) {
     }
 
     // Gets the search results of the game/mod being searched for
-    let urls = [];
-    if(mod) urls = await searcher.searchMod(name);
-    else urls = await searcher.searchGame(name);
+    const urls = mod ? 
+        await searcher.searchMod(name) : 
+        await searcher.searchGame(name);
 
     // Process previous partial results
     const results = [];
     for (const url of urls) {
         // Start looking for information
         const info = await scraper.getGameInfo(url);
-        if(!info) continue;
-        results.push(info);
+        if (info) results.push(info);
     }
     return results;
 };

app/scripts/classes/credentials.js

@@ -10,6 +10,10 @@ class Credentials {
         this.token = null;
     }
 
+    /**
+     * @public
+     * Fetch and save the token used to log in to F95Zone.
+     */
     async fetchToken() {
         this.token = await getF95Token();
     }

app/scripts/classes/prefix-parser.js

@@ -29,9 +29,6 @@ class PrefixParser {
      * @returns {String[]}
      */
     _toUpperCaseArray(a) {
-        // If the array is empty, return
-        if (a.length === 0) return [];
-
         /**
          * Makes a string uppercase.
          * @param {String} s