#!/usr/bin/ruby

#
## http://rosettacode.org/wiki/Nested_function
#

func make_list(separator = ') ') {

    var count = 1
    func make_item(item) {
        [count++, separator, item].join
    }

    <first second third> «call« make_item -> join("\n")
}

say make_list('. ')
