36 lines
803 B
Elixir
36 lines
803 B
Elixir
defmodule IbanEx.Country.GB do
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@moduledoc """
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United Kingdom IBAN parsing rules
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"""
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alias IbanEx.Iban
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@behaviour IbanEx.Country.Template
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@size 22
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@rule ~r/^(?<bank_code>[A-Z]{4})(?<branch_code>[0-9]{6})(?<account_number>[0-9]{8})$/i
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@spec size() :: 22
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def size(), do: @size
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@spec rule() :: Regex.t()
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def rule(), do: @rule
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@spec to_s(Iban.t()) :: binary()
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@spec to_s(Iban.t(), binary()) :: binary()
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def to_s(
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%Iban{
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country_code: country_code,
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check_digits: check_digits,
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bank_code: bank_code,
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branch_code: branch_code,
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account_number: account_number
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} = _iban,
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joiner \\ " "
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) do
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[country_code, check_digits, bank_code, branch_code, account_number]
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|> Enum.join(joiner)
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end
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end
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