lib/rubygems/commands/tumble_command.rb
require 'rubygems/command'
class Gem::Commands::TumbleCommand < Gem::Command
def description
"Deprecated method of upgrading to Gemcutter.org for gem downloads"
end
def initialize
super 'tumble', description
end
def execute
say "This command is deprecated, Gemcutter.org is the primary source for gems."
end
end