Rspec adicionar suporte a pasta gem

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# Make a director called spec/support
# Add the following line (GEM or Rails) to spec/spec_helper.rb

# Rspec support folder to GEM project
Dir['./spec/support/**/*.rb'].sort.each { |f| require f }

# Rspec support folder to Rails project
Dir[Rails.root.join('spec/support/**/*.rb')].sort.each { |f| require f }