app [main!] { pf: platform "../../../../examples/cli/effects-platform/main.roc" } import pf.Effect main! : {} => {} main! = \{} -> friends = ["Lu", "Marce", "Joaquin", "ChloƩ", "Mati", "Pedro"] printAll! friends printAll! : List Str => {} printAll! = \friends -> when friends is [] -> {} [first, .. as remaining] -> Effect.putLine! first printAll! remaining