Resolve "Consistent error handling in frontend"

Closes #148 (closed)

frontend/src/util/interceptor.ts

@@ -4,12 +4,12 @@ import { parseErrorNotification, parseBlacklist } from '@/util/helpers'
 const errorUrlBlacklist = [
   "/api/get-token/",
 ]
+const blackListRegExp = new RegExp(parseBlacklist(errorUrlBlacklist), "g")
 
 export function errorInterceptor (error: any): any {
   // TODO: log errors and store them somewhere
 
-  const blacklistString = parseBlacklist(errorUrlBlacklist)
-  if (error.response.request.responseURL.match(new RegExp(blacklistString, "g"))) {
+  if (error.response.request.responseURL.match(blackListRegExp)) {
     console.log("ignore")
     return
   }