Update main.civet

main.civet

@@ -24,7 +24,7 @@ logger := (...args: any[]) ->
 
 prettifyMetrics := (obj: any, filterKey?: (k: string) => boolean): any ->
   return obj unless typeof obj is 'object' and obj?
-  return obj.map (v) => prettifyMetrics v, filterKey if Array.isArray obj
+  return (obj.map (v) => prettifyMetrics v, filterKey) if Array.isArray obj
 
   result := {}
   for key, val in obj