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app "crash-me"
packages { pf: "https://github.com/roc-lang/basic-cli/releases/download/0.7.1/Icc3xJoIixF3hCcfXrDwLCu4wQHtNdPyoJkEbkgIElA.tar.br" }
imports [pf.Stdout]
provides [main] to pf
main =
fn1 = bind Num.sub 2
fn2 = compose fn1 fn1
results =
[fn1, fn2]
|> List.map \f -> f 2
|> List.map Num.toStr
|> Str.joinWith "\n"
Stdout.line "$(results)"
bind : (a, b -> c), a -> (b -> c)
bind = \fn, a ->
\b -> fn a b
compose : (a -> b), (b -> c) -> (a -> c)
compose = \fn1, fn2 ->
\a -> fn1 a |> fn2