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Versions: 20
Compression:
Stored size: 1.49 KB
Contents
module Ibandit
module IBANSplitter
def self.split(iban)
{
country_code: country_code_from(iban),
check_digits: check_digits_from(iban),
bank_code: bank_code_from(iban),
branch_code: branch_code_from(iban),
account_number: account_number_from(iban),
}
end
###################
# Component parts #
###################
def self.country_code_from(iban)
return if iban.nil? || iban.empty?
iban.slice(0, 2)
end
def self.check_digits_from(iban)
return unless decomposable?(iban)
iban.slice(2, 2)
end
def self.bank_code_from(iban)
return unless decomposable?(iban)
iban.slice(
structure(iban)[:bank_code_position] - 1,
structure(iban)[:bank_code_length],
)
end
def self.branch_code_from(iban)
unless decomposable?(iban) && structure(iban)[:branch_code_length] > 0
return
end
iban.slice(
structure(iban)[:branch_code_position] - 1,
structure(iban)[:branch_code_length],
)
end
def self.account_number_from(iban)
return unless decomposable?(iban)
iban.slice(
structure(iban)[:account_number_position] - 1,
structure(iban)[:account_number_length],
)
end
def self.decomposable?(iban)
structure(iban) && iban.length == structure(iban)[:total_length]
end
def self.structure(iban)
Ibandit.structures[country_code_from(iban)]
end
end
end
Version data entries
20 entries across 20 versions & 1 rubygems