gistfile1.txt

(testmodule.rb)

module Testmodule   
        def sayhello
                puts "hello!"
        end
end


(test.rb) 

require 'testmodule.rb'

class Speaker
        include Testmodule
end

(error)
test.rb:1:in `require': no such file to load -- Testmodule.rb (LoadError)
	from test.rb:1:in `<main>'