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@josevalim josevalim/def.exs forked from avdi/def.exs
Last active Dec 20, 2015

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def next_state do
(board, x, y) ->
cell = cell_at(board, x, y)
live_count = live_neighbors(board, x, y)
next_state(cell, live_count)
(_, x, y) when (x < 0 or y < 0) ->
"."
end
def next_state do
("o", live_count) when live_count in 2..3 -> "o"
("o", _) -> "."
(".", live_count) when live_count === 3 -> "o"
(".", _) -> "."
end
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