module UkPincode

# File lib/uk_pincode.rb, line 4
def self.get_state(pincode)
  # http://post-code.net.au/
      state_regex =
      { "Australian Capital Territory": /(26(0|1)[0-8])|(2609)|(29\d\d)/,
        "New South Wales": /(1|2)\d\d\d/,
        "Northern Territory": /0\d\d\d/,
        "Victoria": /(3|8)\d\d\d/,
        "Queensland": /(4|9)\d\d\d/,
        "South Australia": /5\d\d\d/,
        "Western Australia": /6\d\d\d/,
        "Tasmania": /7\d\d\d/
      }
      state = state_regex.keys.select{|key| !(pincode.to_s =~ (state_regex[key])).nil? }
      return state[0]&.to_s || "unknown"
end