Method: Faraday::FlatParamsEncoder.decode

Defined in:
lib/faraday/encoders/flat_params_encoder.rb

.decode(query) ⇒ Hash

Decode converts the given URI querystring into a hash.

Examples:


decode('a=one&a=two&a=three&b=true&c=C')
# => {"a"=>["one", "two", "three"], "b"=>"true", "c"=>"C"}

Parameters:

  • query (String) —

    query arguments to parse.

Returns:

  • (Hash) —

    parsed keys and value strings from the querystring.



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# File 'lib/faraday/encoders/flat_params_encoder.rb', line 74

def self.decode(query)
  return nil if query.nil?

  empty_accumulator = {}

  split_query = query.split('&').filter_map do |pair|
    pair.split('=', 2) if pair && !pair.empty?
  end
  split_query.each_with_object(empty_accumulator.dup) do |pair, accu|
    pair[0] = unescape(pair[0])
    pair[1] = true if pair[1].nil?
    if pair[1].respond_to?(:to_str)
      pair[1] = unescape(pair[1].to_str.tr('+', ' '))
    end
    if accu[pair[0]].is_a?(Array)
      accu[pair[0]] << pair[1]
    elsif accu[pair[0]]
      accu[pair[0]] = [accu[pair[0]], pair[1]]
    else
      accu[pair[0]] = pair[1]
    end
  end
end