Method: Hash#normalize_param

Defined in:
lib/extlib/hash.rb

#normalize_param(key, value) ⇒ String

Convert a key, value pair into a URL query param string

normalize_param(:name, "Bob")   #=> "name=Bob&"

Parameters:

  • key (Object) —

    The key for the param.

  • value (Object) —

    The value for the param.

Returns:

  • (String) —

    This key value pair as a param



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# File 'lib/extlib/hash.rb', line 132

def normalize_param(key, value)
  param = ''
  stack = []

  if value.is_a?(Array)
    param << value.map { |element| normalize_param("#{key}[]", element) }.join
  elsif value.is_a?(Hash)
    stack << [key,value]
  else
    param << [key,value].map {|v| URI.encode(v.to_s, URI_ENCODE_PATTERN)}.join('=') + '&'
  end

  stack.each do |parent, hash|
    hash.each do |k, v|
      if v.is_a?(Hash)
        stack << ["#{parent}[#{k}]", v]
      else
        param << normalize_param("#{parent}[#{k}]", v)
      end
    end
  end

  param
end