test.kt

 VerbalExpression regex = regex()
                .startOfLine()
                .then("+")
                .capture().range("0", "9").count(3).maybe("-").maybe(" ").endCapture()
                .count(3)
                .endOfLine().build();



 VerbalExpression regex = expresion {
     line {
         any()
         group {
             range ("0", "9")             
             maybe("-")
             maybe(" ")
             count(3)
         }
     }
 }