refactor: combine if statement

Co-authored-by: Anna Henningsen <[email protected]>

Author: gagik

packages/mongodb-log-writer/src/mongo-log-manager.ts

@@ -36,8 +36,7 @@ export class MongoLogManager {
   _options: MongoLogOptions;
 
   constructor(options: MongoLogOptions) {
-    if (options.prefix) {
-      if (!/^[a-z0-9_]+$/i.test(options.prefix)) {
+    if (options.prefix && !/^[a-z0-9_]+$/i.test(options.prefix)) {
         throw new Error(
           'Prefix must only contain letters, numbers, and underscores'
         );