iban-ex/lib/iban_ex/country/fi.ex

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Elixir
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defmodule IbanEx.Country.FI do
@moduledoc """
Finland IBAN parsing rules
## Examples
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```elixir
iex> %IbanEx.Iban{
...> country_code: "FI",
...> check_digits: "21",
...> bank_code: "123456",
...> branch_code: nil,
...> national_check: "5",
...> account_number: "0000078"
...> }
...> |> IbanEx.Country.FI.to_string()
"FI 21 123456 0000078 5"
```
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"""
@size 18
@rule ~r/^(?<bank_code>[0-9]{6})(?<account_number>[0-9]{7})(?<national_check>[0-9]{1})$/i
use IbanEx.Country.Template
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@impl IbanEx.Country.Template
@spec to_string(Iban.t()) :: binary()
@spec to_string(Iban.t(), binary()) :: binary()
def to_string(
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%Iban{
country_code: country_code,
check_digits: check_digits,
bank_code: bank_code,
branch_code: _branch_code,
national_check: national_check,
account_number: account_number
} = _iban,
joiner \\ " "
) do
[country_code, check_digits, bank_code, account_number, national_check]
|> Enum.join(joiner)
end
end