Module: VatCheck::Format

Defined in:
lib/vat_check/format.rb

Class Method Summary collapse

Class Method Details

.patterns ⇒ Object 



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# File 'lib/vat_check/format.rb', line 10

def self.patterns
  @patterns ||= {
    'AT' => /\AATU[0-9]{8}\Z/,                                          # Austria
    'BE' => /\ABE0[0-9]{9}\Z/,                                          # Belgium
    'BG' => /\ABG[0-9]{9,10}\Z/,                                        # Bulgaria
    'CY' => /\ACY[0-9]{8}[A-Z]\Z/,                                      # Cyprus
    'CZ' => /\ACZ[0-9]{8,10}\Z/,                                        # Czech Republic
    'DE' => /\ADE[0-9]{9}\Z/,                                           # Germany
    'DK' => /\ADK[0-9]{8}\Z/,                                           # Denmark
    'EE' => /\AEE[0-9]{9}\Z/,                                           # Estonia
    'EL' => /\AEL[0-9]{9}\Z/,                                           # Greece
    'ES' => /\AES([A-Z][0-9]{8}|[0-9]{8}[A-Z]|[A-Z][0-9]{7}[A-Z])\Z/,   # Spain
    'FI' => /\AFI[0-9]{8}\Z/,                                           # Finland
    'FR' => /\AFR[A-Z0-9]{2}[0-9]{9}\Z/,                                # France
    'GB' => /\AGB([0-9]{9}|[0-9]{12}|(HA|GD)[0-9]{3})\Z/,               # United Kingdom
    'HR' => /\AHR[0-9]{11}\Z/,                                          # Croatia
    'HU' => /\AHU[0-9]{8}\Z/,                                           # Hungary
    'IE' => /\AIE([0-9][A-Z][0-9]{5}|[0-9]{7}[A-Z]?)[A-Z]\Z/,           # Ireland
    'IT' => /\AIT[0-9]{11}\Z/,                                          # Italy
    'LT' => /\ALT([0-9]{9}|[0-9]{12})\Z/,                               # Lithuania
    'LU' => /\ALU[0-9]{8}\Z/,                                           # Luxembourg
    'LV' => /\ALV[0-9]{11}\Z/,                                          # Latvia
    'MT' => /\AMT[0-9]{8}\Z/,                                           # Malta
    'NL' => /\ANL[0-9]{9}B[0-9]{2}\Z/,                                  # Netherlands
    'PL' => /\APL[0-9]{10}\Z/,                                          # Poland
    'PT' => /\APT[0-9]{9}\Z/,                                           # Portugal
    'RO' => /\ARO[1-9][0-9]{1,9}\Z/,                                    # Romania
    'SE' => /\ASE[0-9]{12}\Z/,                                          # Sweden
    'SI' => /\ASI[0-9]{8}\Z/,                                           # Slovenia
    'SK' => /\ASK[0-9]{10}\Z/                                           # Slovakia
  }
end

.valid?(vat) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/vat_check/format.rb', line 4

def self.valid?(vat)
  normalized = VatCheck::Utility.normalize(vat)
  country_code, id = VatCheck::Utility.split(vat)
  !!(self.patterns[country_code] && self.patterns[country_code] =~ normalized)
end