module WebMock

def self.net_connect_explicit_allowed?(allowed, uri=nil)
  case allowed
  when Array
    allowed.any? { |allowed_item| net_connect_explicit_allowed?(allowed_item, uri) }
  when Regexp
    (uri.to_s =~ allowed) != nil ||
    (uri.omit(:port).to_s =~ allowed) != nil && uri.port == uri.default_port
  when String
    allowed == uri.to_s ||
    allowed == uri.host ||
    allowed == "#{uri.host}:#{uri.port}" ||
    allowed == "#{uri.scheme}://#{uri.host}:#{uri.port}" ||
    allowed == "#{uri.scheme}://#{uri.host}" && uri.port == uri.default_port
  else
    if allowed.respond_to?(:call)
      allowed.call(uri)
    end
  end
end