custom configuration ~/.irbrc file

.irbrc

require 'rubygems'
require 'wirble'
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[:IRB_RC] = proc do |conf|
  leader = " " * conf.irb_name.length
	conf.prompt_i = "#{conf.irb_name} =>" 
	conf.prompt_s = leader + ' \-"'
	conf.prompt_c = leader + ' \-+'
	conf.return_format = leader + " ==> %s\n"
	puts "Welcome to kewin IRB console :)"
end