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tz_extra
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Time zone-related utilities
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lib/helper.ex
defmodule TzExtra.Helper do
@moduledoc false
def offset_to_string(seconds, mode) when mode in [:standard, :pretty] do
string =
abs(seconds)
|> :calendar.seconds_to_time()
|> do_offset_to_string(mode)
|> List.to_string()
if(seconds < 0, do: "-", else: "+") <> string
end
defp do_offset_to_string({h, m, 0}, :standard), do: :io_lib.format("~2..0B:~2..0B", [h, m])
defp do_offset_to_string({h, m, s}, :standard),
do: :io_lib.format("~2..0B:~2..0B:~2..0B", [h, m, s])
defp do_offset_to_string({h, 0, 0}, :pretty), do: :io_lib.format("~B", [h])
defp do_offset_to_string({h, m, 0}, :pretty), do: :io_lib.format("~B:~2..0B", [h, m])
defp do_offset_to_string({h, m, s}, :pretty), do: :io_lib.format("~B:~2..0B:~2..0B", [h, m, s])
def normalize_string(string) do
:unicode.characters_to_nfd_binary(string)
|> String.replace(~r/\W/u, "")
end
end