irb配置

#.irbrc
require 'rubygems'  
require 'hirb' 
require 'wirble'
require 'irb/completion' 
Wirble.init
Wirble.colorize

if ENV.include?('RAILS_ENV') && !Object.const_defined?('RAILS_DEFAULT_LOGGER')
  require 'logger'
  RAILS_DEFAULT_LOGGER = Logger.new(STDOUT)
end 
IRB.conf[:PROMPT_MODE] = :SIMPLE 
Hirb::View.enable