move stack from result message

Author: tkostuch

src/index.ts

@@ -73,12 +73,15 @@ app.use('/graphiql', graphiqlExpress({ endpointURL: '/graphql' }));
 
 app.use((err, req, res, next) => {
   const { statusCode, message, stack } = err;
+  const stackTrace = stack
+    .split(/\r?\n/)
+    .map(string => string.trim())
+    .filter(string => string !== '')
+
   res.status(statusCode).json({
     code: statusCode,
-    result: config.get('server.showErrorStack') ? `
-      message: ${message};
-      stack: ${stack}
-    ` : message
+    result: message,
+    ...(config.get('server.showErrorStack') ? { stack: stackTrace } : {})
   });
 });