ruby-fog-core 1.22.0-1 / usr / lib / ruby / vendor_ruby / fog / core / utils.rb

module Fog::Core::Utils
  # This helper prepares a Hash of settings for passing into {Fog::Service.new}.
  #
  # The only special consideration is if +:header+ key is passed in the contents are unchanged. This
  # allows the headers to be passed through to requests to customise HTTP headers without them being
  # broken by the +#to_sym+ calls.
  #
  # @param [Hash] settings The String based Hash to prepare
  # @option settings [Hash] :headers Passed to the underlying {Fog::Core::Connection} unchanged
  # @return [Hash]
  #
  def self.prepare_service_settings(settings)
    if settings.is_a? Hash
      copy = Array.new
      settings.each do |key, value|
        obj = ![:headers].include?(key) ? self.prepare_service_settings(value) : value
        copy.push(key.to_sym, obj)
      end
      Hash[*copy]
    else
      settings
    end
  end
end