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net/random.ex

Created June 6, 2016 00:44
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random.ex
defmodule Random do
@allowed_characters 'abcdefghijklmnopqrstuvwxyz1234567890'
def generate(length), do: generate(length, "")
def generate(0, acc), do: acc
def generate(length, acc), do: generate(length - 1, acc <> random_char)
def random_char, do: <<Enum.random(@allowed_characters)>>
end
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