added caching to parse() function

index.html

@@ -1044,9 +1044,16 @@
       this._protocolRegex = /^[a-zA-Z]+:\/\//i;
       this._urlRegex = /^((https?:\/\/)?[\w-]+(\.[\w-]+)+\.?(:\d+)?(\/\S*)?)$/i;
       this.parse = this.parse.bind(this);
+      this._lastQuery = "";
+      this._lastParse;
     }
 
     parse(query) {
+      if (this._lastQuery === query) {
+            return this._lastParse;
+        }
+      this._lastQuery = query;
+      
       const res = { query: query, split: null };
 
       if (this._urlRegex.test(query)) {
@@ -1090,6 +1097,7 @@
       }
 
       res.color = QueryParser._getColorFromUrl(this._commands, res.redirect);
+      this._lastParse = res;
       return res;
     }