-module(gleamy_bench_example).
-compile([no_auto_import, nowarn_unused_vars]).

-export([main/0]).

-spec fib1(integer()) -> integer().
fib1(N) ->
    case N of
        0 ->
            0;

        1 ->
            1;

        N@1 ->
            fib1(N@1 - 1) + fib1(N@1 - 2)
    end.

-spec do_fib2(integer(), integer(), integer()) -> integer().
do_fib2(A, B, N) ->
    case N of
        0 ->
            A;

        _ ->
            do_fib2(B, A + B, N - 1)
    end.

-spec fib2(integer()) -> integer().
fib2(N) ->
    do_fib2(0, 1, N).

-spec main() -> nil.
main() ->
    _pipe = {bench,
        [{input, <<"n=5"/utf8>>, 5},
            {input, <<"n=10"/utf8>>, 10},
            {input, <<"n=15"/utf8>>, 15}],
        [{function, <<"fib1"/utf8>>, fun fib1/1},
            {function, <<"fib2"/utf8>>, fun fib2/1}]},
    _pipe@1 = gleamy_bench:run(_pipe, [{bench_time, 100}]),
    _pipe@2 = gleamy_bench:table(_pipe@1, [ips, min, {p, 99}]),
    gleam@io:println(_pipe@2).