-- action: run
-- outcome: success
-- expect: 0.0

print = x -> magic "print" x

syntax 'if cond then 'else else {
    branch = magic "if" (
        cond,
        () -> then,
        () -> else,
    )
    branch()
}

bottles = n -> if (n == 0.0) {
    n
} else {
    print n
    println " bottles of milk on the wall!"
    print n
    println " bottles of milk!"
    println "take one down,"
    println "pass it around,"
    print (n - 1.0)
    println " bottles of milk on the wall!\n"
    bottles (n - 1.0)
}

bottles 3.0