wren/test/language/while/closure_in_body.wren

var list = []

var i = 1
while (i < 4) {
  var j = i + 1
  list.add(new Fn { IO.print(j) })
  i = i + 1
}

for (f in list) f.call()
// expect: 2
// expect: 3
// expect: 4