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jeisenberg/pipes.ex

Last active September 8, 2016 03:49
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pipes.ex
def humanizing_operating_hours_with_pipes(hours_map) do
Enum.group_by(hours_map, fn(x) -> elem(x, 1) end, fn(x) -> elem(x,0) end)
|> Enum.into([])
|> Enum.map(fn(x) ->
v = elem(x, 1)
|> Enum.map(&(String.upcase(&1)))
|> Enum.join(", ")
end)
end
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