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Allow set_bit/3 to take boolean values.

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James Harton 2020-01-12 19:29:31 +13:00
parent 0dbb6a75fd
commit cac08bc5f0
1 changed files with 6 additions and 0 deletions
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6
lib/wafer/twiddles.ex
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@ -71,6 +71,12 @@ defmodule Wafer.Twiddles do
def set_bit(byte, bit_number, 0) when is_byte(byte) and is_bit_number(bit_number),
do: clear_bit(byte, bit_number)
def set_bit(byte, bit_number, true) when is_bit_number(bit_number),
do: set_bit(byte, bit_number, 1)
def set_bit(byte, bit_number, false) when is_bit_number(bit_number),
do: set_bit(byte, bit_number, 0)
def set_bit(<<byte>>, bit_number, value) when value in [0, 1],
do: <<set_bit(byte, bit_number, value)>>