50 lines
1.3 KiB
Elixir
50 lines
1.3 KiB
Elixir
defmodule IbanEx.Country.Template do
|
|
@moduledoc false
|
|
|
|
alias IbanEx.Iban
|
|
@type size() :: non_neg_integer()
|
|
@type rule() :: Regex.t()
|
|
@type country_code() :: <<_::16>> | atom()
|
|
@type joiner() :: String.t()
|
|
|
|
@callback size() :: size()
|
|
@callback rule() :: rule()
|
|
@callback to_string(Iban.t(), joiner()) :: String.t()
|
|
@callback to_string(Iban.t()) :: String.t()
|
|
|
|
defmacro __using__(_opts) do
|
|
quote do
|
|
alias IbanEx.Iban
|
|
@behaviour IbanEx.Country.Template
|
|
|
|
@impl IbanEx.Country.Template
|
|
@spec to_string(Iban.t()) :: binary()
|
|
@spec to_string(Iban.t(), binary()) :: binary()
|
|
def to_string(
|
|
%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]
|
|
|> Enum.join(joiner)
|
|
end
|
|
|
|
@impl IbanEx.Country.Template
|
|
@spec size() :: Integer.t()
|
|
def size(), do: @size
|
|
|
|
@impl IbanEx.Country.Template
|
|
@spec rule() :: Regex.t()
|
|
def rule(), do: @rule
|
|
|
|
defoverridable to_string: 1, to_string: 2, size: 0, rule: 0
|
|
end
|
|
end
|
|
end
|