-module(test).

-compile(export_all).
-scan(indentation).

f(X) ->
    X+2


g(X) ->
    X+4
.

h(X) ->
    Y = case X of
          a ->
            {a}
          b ->
            {b}
    end
    Y


i(a) -> a
i(b) -> b


test() ->
    2 = f(0),
    4 = f(2),
    4 = g(0),
    8 = g(4),
    {a} = h(a),
    {b} = h(b),
    a = i(a),
    b = i(b),
    ok.