message: Adjust eachQuarterOfInterval migration to TS
diff: @@ -29,7 +29,7 @@ import requiredArgs from '../_lib/requiredArgs/index'
  * // Tue Jul 01 2014 00:00:00,
  * // ]
  */
  -export default function eachQuarterOfInterval(dirtyInterval: Interval) {
  +export default function eachQuarterOfInterval(dirtyInterval: Interval): Date[] {
  requiredArgs(1, arguments)
  const interval = dirtyInterval || {}
  