iban-ex/lib/iban_ex/formatter.ex

45 lines
1.2 KiB
Elixir
Raw Permalink Normal View History

2024-03-05 11:02:58 +00:00
defmodule IbanEx.Formatter do
@moduledoc false
2024-03-05 11:02:58 +00:00
alias IbanEx.Country
import IbanEx.Commons, only: [normalize: 1]
@available_formats [:compact, :pretty, :splitted]
@type iban() :: IbanEx.Iban.t()
@type available_format() :: :compact | :pretty | :splitted
@type available_formats_list() :: [:compact | :pretty | :splitted ]
@spec available_formats() :: available_formats_list()
def available_formats(), do: @available_formats
@spec pretty(IbanEx.Iban.t()) :: binary()
def pretty(iban), do: format(iban, :pretty)
@spec compact(IbanEx.Iban.t()) :: binary()
def compact(iban), do: format(iban, :compact)
@spec splitted(IbanEx.Iban.t()) :: binary()
def splitted(iban), do: format(iban, :splitted)
@spec format(iban()) :: String.t()
@spec format(iban(), available_format()) :: String.t()
def format(iban, format \\ :compact)
def format(iban, :compact),
do: format(iban, :pretty) |> normalize()
def format(iban, :pretty) do
country_module = Country.country_module(iban.country_code)
country_module.to_string(iban)
2024-03-05 11:02:58 +00:00
end
def format(iban, :splitted) do
compact = format(iban, :compact)
~r/.{1,4}/
|> Regex.scan(compact)
|> List.flatten()
|> Enum.join(" ")
end
end