1import { isUndefined } from "./Types";
 2
 3/**
 4 * Join class names together.
 5 * @param values - to join together.
 6 */
 7export function classNames(...values: Array<string>): string {
 8  return values
 9    .filter(function (value: string) {
10      return value != "" && !isUndefined(value);
11    })
12    .join(" ");
13}
14
15/**
16 * Return the class if the value to check is true
17 * @param className
18 * @param value
19 */
20export function includeClassIf(className: string, value: boolean) {
21  if (value) {
22    return className;
23  }
24  return "";
25}