Class: ValidZipCodes

Inherits:
Object
  • Object
show all
Defined in:
lib/valid_zip_codes.rb

Constant Summary collapse

SUPPORTED_COUNTRIES = 
["DK", "SE", "FO", "GL"]

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ValidZipCodes

Returns a new instance of ValidZipCodes.



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# File 'lib/valid_zip_codes.rb', line 7

def initialize 
  load_zips
end

Instance Method Details

#get_city_name(country, zip) ⇒ Object 



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# File 'lib/valid_zip_codes.rb', line 19

def get_city_name(country, zip)
  if supports_country?(country)
    sr = country_hash(country).select{|z| z["zip"] == zip.to_s}
    sr.count > 0 ? sr.first["city"] : raise("Zip not found")
  else
    raise "Country not supported"
  end
end

#is_valid_zip?(country, zip) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/valid_zip_codes.rb', line 11

def is_valid_zip?(country, zip)
  if supports_country?(country)
    country_hash(country).select{|z| z["zip"] == zip.to_s}.count > 0
  else
    raise "Country not supported"
  end
end

#supports_country?(country) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/valid_zip_codes.rb', line 28

def supports_country?(country)
  SUPPORTED_COUNTRIES.include?(country)
end