[-] Remove the unnecessary clz shorthand

AquaNet/src/libs/ui.ts

@@ -88,16 +88,4 @@ export const CHARTJS_OPT: ChartOptions<'line'> = {
       intersect: false
     }
   },
-}
-
-/**
- * Convert object keys to classes depending on their values
- *
- * @param obj Dictionary object {classname: truthy}
- * @param others Other classes to add
- */
-export function clz(obj: any, others?: string) {
-  let cls = Object.keys(obj).filter(key => obj[key]).join(' ')
-  if (others) cls += ' ' + others
-  return cls
-}
+}