module Hashicorptools
  module Variables
    def aws_credentials_settings(settings_overrides = {})
      {aws_access_key: ENV['AWS_ACCESS_KEY_ID'],
       aws_secret_key: ENV['AWS_SECRET_ACCESS_KEY']}.merge(settings_overrides)
    end

    def variables(settings_overrides = {})
      aws_credentials_settings(settings_overrides).collect{|key,value| "-var '#{key}=\"#{value}\"'" }.join(' ')
    end
  end
end