#!/usr/bin/env ruby

fun factors(n) {
  var k = 1
  gather {
    while k ** 2 < n {
        if n % k {
            take k
            take n.div(k)
        }
        k++
    }
    take k if k ** 2 == n
  }
}

factors(36).say

var primes = ^10_000.grep{ .is_prime }

fun weird(elems, direction = "foward") {
  var directions = {
    forward  = fun { take for elems },
    backward = fun { take for elems.reverse },
    random   = fun { take for elems.pick(*) },
  }

  return gather directions{direction}
}

var list = <1 2 3 4>
for list { say "#a, #b" }

with ^10.pick{:x ++x.say }

given 34 {
  when Num { say "Num" }
  when 42  { say "42" }
  default  { say "Default" }
}

loop { say "Hello" }