Merge pull request #354 from PR0M3TH3AN/add-exiterror-tests-11501687712657376665

🧪 [testing improvement] Add tests for ExitError class and improve its implementation

src/errors.mjs

@@ -2,6 +2,7 @@
 export class ExitError extends Error {
   constructor(code, message) {
     super(message);
+    this.name = 'ExitError';
     this.code = code;
   }
 }